OMXCodec.cpp revision 1faa41704e0b976e546321effcb09a85767d51ba 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17//#define LOG_NDEBUG 0
18#define LOG_TAG "OMXCodec"
19#include <utils/Log.h>
20
21#include "include/AACEncoder.h"
22
23#include "include/ESDS.h"
24
25#include <binder/IServiceManager.h>
26#include <binder/MemoryDealer.h>
27#include <binder/ProcessState.h>
28#include <HardwareAPI.h>
29#include <media/stagefright/foundation/ADebug.h>
30#include <media/IMediaPlayerService.h>
31#include <media/stagefright/MediaBuffer.h>
32#include <media/stagefright/MediaBufferGroup.h>
33#include <media/stagefright/MediaDefs.h>
34#include <media/stagefright/MediaCodecList.h>
35#include <media/stagefright/MediaExtractor.h>
36#include <media/stagefright/MetaData.h>
37#include <media/stagefright/OMXCodec.h>
38#include <media/stagefright/Utils.h>
39#include <media/stagefright/SkipCutBuffer.h>
40#include <utils/Vector.h>
41
42#include <OMX_Audio.h>
43#include <OMX_Component.h>
44
45#include "include/avc_utils.h"
46
47namespace android {
48
49// Treat time out as an error if we have not received any output
50// buffers after 3 seconds.
51const static int64_t kBufferFilledEventTimeOutNs = 3000000000LL;
52
53// OMX Spec defines less than 50 color formats. If the query for
54// color format is executed for more than kMaxColorFormatSupported,
55// the query will fail to avoid looping forever.
56// 1000 is more than enough for us to tell whether the omx
57// component in question is buggy or not.
58const static uint32_t kMaxColorFormatSupported = 1000;
59
60#define FACTORY_CREATE_ENCODER(name) \
61static sp<MediaSource> Make##name(const sp<MediaSource> &source, const sp<MetaData> &meta) { \
62    return new name(source, meta); \
63}
64
65#define FACTORY_REF(name) { #name, Make##name },
66
67FACTORY_CREATE_ENCODER(AACEncoder)
68
69static sp<MediaSource> InstantiateSoftwareEncoder(
70        const char *name, const sp<MediaSource> &source,
71        const sp<MetaData> &meta) {
72    struct FactoryInfo {
73        const char *name;
74        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &, const sp<MetaData> &);
75    };
76
77    static const FactoryInfo kFactoryInfo[] = {
78        FACTORY_REF(AACEncoder)
79    };
80    for (size_t i = 0;
81         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
82        if (!strcmp(name, kFactoryInfo[i].name)) {
83            return (*kFactoryInfo[i].CreateFunc)(source, meta);
84        }
85    }
86
87    return NULL;
88}
89
90#undef FACTORY_CREATE_ENCODER
91#undef FACTORY_REF
92
93#define CODEC_LOGI(x, ...) ALOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
94#define CODEC_LOGV(x, ...) ALOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
95#define CODEC_LOGW(x, ...) ALOGW("[%s] "x, mComponentName, ##__VA_ARGS__)
96#define CODEC_LOGE(x, ...) ALOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
97
98struct OMXCodecObserver : public BnOMXObserver {
99    OMXCodecObserver() {
100    }
101
102    void setCodec(const sp<OMXCodec> &target) {
103        mTarget = target;
104    }
105
106    // from IOMXObserver
107    virtual void onMessage(const omx_message &msg) {
108        sp<OMXCodec> codec = mTarget.promote();
109
110        if (codec.get() != NULL) {
111            Mutex::Autolock autoLock(codec->mLock);
112            codec->on_message(msg);
113            codec.clear();
114        }
115    }
116
117protected:
118    virtual ~OMXCodecObserver() {}
119
120private:
121    wp<OMXCodec> mTarget;
122
123    OMXCodecObserver(const OMXCodecObserver &);
124    OMXCodecObserver &operator=(const OMXCodecObserver &);
125};
126
127template<class T>
128static void InitOMXParams(T *params) {
129    params->nSize = sizeof(T);
130    params->nVersion.s.nVersionMajor = 1;
131    params->nVersion.s.nVersionMinor = 0;
132    params->nVersion.s.nRevision = 0;
133    params->nVersion.s.nStep = 0;
134}
135
136static bool IsSoftwareCodec(const char *componentName) {
137    if (!strncmp("OMX.google.", componentName, 11)) {
138        return true;
139    }
140
141    if (!strncmp("OMX.", componentName, 4)) {
142        return false;
143    }
144
145    return true;
146}
147
148// A sort order in which OMX software codecs are first, followed
149// by other (non-OMX) software codecs, followed by everything else.
150static int CompareSoftwareCodecsFirst(
151        const OMXCodec::CodecNameAndQuirks *elem1,
152        const OMXCodec::CodecNameAndQuirks *elem2) {
153    bool isOMX1 = !strncmp(elem1->mName.string(), "OMX.", 4);
154    bool isOMX2 = !strncmp(elem2->mName.string(), "OMX.", 4);
155
156    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->mName.string());
157    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->mName.string());
158
159    if (isSoftwareCodec1) {
160        if (!isSoftwareCodec2) { return -1; }
161
162        if (isOMX1) {
163            if (isOMX2) { return 0; }
164
165            return -1;
166        } else {
167            if (isOMX2) { return 0; }
168
169            return 1;
170        }
171
172        return -1;
173    }
174
175    if (isSoftwareCodec2) {
176        return 1;
177    }
178
179    return 0;
180}
181
182// static
183void OMXCodec::findMatchingCodecs(
184        const char *mime,
185        bool createEncoder, const char *matchComponentName,
186        uint32_t flags,
187        Vector<CodecNameAndQuirks> *matchingCodecs) {
188    matchingCodecs->clear();
189
190    const MediaCodecList *list = MediaCodecList::getInstance();
191    if (list == NULL) {
192        return;
193    }
194
195    size_t index = 0;
196    for (;;) {
197        ssize_t matchIndex =
198            list->findCodecByType(mime, createEncoder, index);
199
200        if (matchIndex < 0) {
201            break;
202        }
203
204        index = matchIndex + 1;
205
206        const char *componentName = list->getCodecName(matchIndex);
207
208        // If a specific codec is requested, skip the non-matching ones.
209        if (matchComponentName && strcmp(componentName, matchComponentName)) {
210            continue;
211        }
212
213        // When requesting software-only codecs, only push software codecs
214        // When requesting hardware-only codecs, only push hardware codecs
215        // When there is request neither for software-only nor for
216        // hardware-only codecs, push all codecs
217        if (((flags & kSoftwareCodecsOnly) &&   IsSoftwareCodec(componentName)) ||
218            ((flags & kHardwareCodecsOnly) &&  !IsSoftwareCodec(componentName)) ||
219            (!(flags & (kSoftwareCodecsOnly | kHardwareCodecsOnly)))) {
220
221            ssize_t index = matchingCodecs->add();
222            CodecNameAndQuirks *entry = &matchingCodecs->editItemAt(index);
223            entry->mName = String8(componentName);
224            entry->mQuirks = getComponentQuirks(list, matchIndex);
225
226            ALOGV("matching '%s' quirks 0x%08x",
227                  entry->mName.string(), entry->mQuirks);
228        }
229    }
230
231    if (flags & kPreferSoftwareCodecs) {
232        matchingCodecs->sort(CompareSoftwareCodecsFirst);
233    }
234}
235
236// static
237uint32_t OMXCodec::getComponentQuirks(
238        const MediaCodecList *list, size_t index) {
239    uint32_t quirks = 0;
240    if (list->codecHasQuirk(
241                index, "requires-allocate-on-input-ports")) {
242        quirks |= kRequiresAllocateBufferOnInputPorts;
243    }
244    if (list->codecHasQuirk(
245                index, "requires-allocate-on-output-ports")) {
246        quirks |= kRequiresAllocateBufferOnOutputPorts;
247    }
248    if (list->codecHasQuirk(
249                index, "output-buffers-are-unreadable")) {
250        quirks |= kOutputBuffersAreUnreadable;
251    }
252
253    return quirks;
254}
255
256// static
257bool OMXCodec::findCodecQuirks(const char *componentName, uint32_t *quirks) {
258    const MediaCodecList *list = MediaCodecList::getInstance();
259
260    if (list == NULL) {
261        return false;
262    }
263
264    ssize_t index = list->findCodecByName(componentName);
265
266    if (index < 0) {
267        return false;
268    }
269
270    *quirks = getComponentQuirks(list, index);
271
272    return true;
273}
274
275// static
276sp<MediaSource> OMXCodec::Create(
277        const sp<IOMX> &omx,
278        const sp<MetaData> &meta, bool createEncoder,
279        const sp<MediaSource> &source,
280        const char *matchComponentName,
281        uint32_t flags,
282        const sp<ANativeWindow> &nativeWindow) {
283    int32_t requiresSecureBuffers;
284    if (source->getFormat()->findInt32(
285                kKeyRequiresSecureBuffers,
286                &requiresSecureBuffers)
287            && requiresSecureBuffers) {
288        flags |= kIgnoreCodecSpecificData;
289        flags |= kUseSecureInputBuffers;
290    }
291
292    const char *mime;
293    bool success = meta->findCString(kKeyMIMEType, &mime);
294    CHECK(success);
295
296    Vector<CodecNameAndQuirks> matchingCodecs;
297    findMatchingCodecs(
298            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
299
300    if (matchingCodecs.isEmpty()) {
301        ALOGV("No matching codecs! (mime: %s, createEncoder: %s, "
302                "matchComponentName: %s, flags: 0x%x)",
303                mime, createEncoder ? "true" : "false", matchComponentName, flags);
304        return NULL;
305    }
306
307    sp<OMXCodecObserver> observer = new OMXCodecObserver;
308    IOMX::node_id node = 0;
309
310    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
311        const char *componentNameBase = matchingCodecs[i].mName.string();
312        uint32_t quirks = matchingCodecs[i].mQuirks;
313        const char *componentName = componentNameBase;
314
315        AString tmp;
316        if (flags & kUseSecureInputBuffers) {
317            tmp = componentNameBase;
318            tmp.append(".secure");
319
320            componentName = tmp.c_str();
321        }
322
323        if (createEncoder) {
324            sp<MediaSource> softwareCodec =
325                InstantiateSoftwareEncoder(componentName, source, meta);
326
327            if (softwareCodec != NULL) {
328                ALOGV("Successfully allocated software codec '%s'", componentName);
329
330                return softwareCodec;
331            }
332        }
333
334        ALOGV("Attempting to allocate OMX node '%s'", componentName);
335
336        if (!createEncoder
337                && (quirks & kOutputBuffersAreUnreadable)
338                && (flags & kClientNeedsFramebuffer)) {
339            if (strncmp(componentName, "OMX.SEC.", 8)) {
340                // For OMX.SEC.* decoders we can enable a special mode that
341                // gives the client access to the framebuffer contents.
342
343                ALOGW("Component '%s' does not give the client access to "
344                     "the framebuffer contents. Skipping.",
345                     componentName);
346
347                continue;
348            }
349        }
350
351        status_t err = omx->allocateNode(componentName, observer, &node);
352        if (err == OK) {
353            ALOGV("Successfully allocated OMX node '%s'", componentName);
354
355            sp<OMXCodec> codec = new OMXCodec(
356                    omx, node, quirks, flags,
357                    createEncoder, mime, componentName,
358                    source, nativeWindow);
359
360            observer->setCodec(codec);
361
362            err = codec->configureCodec(meta);
363            if (err == OK) {
364                return codec;
365            }
366
367            ALOGV("Failed to configure codec '%s'", componentName);
368        }
369    }
370
371    return NULL;
372}
373
374status_t OMXCodec::parseAVCCodecSpecificData(
375        const void *data, size_t size,
376        unsigned *profile, unsigned *level) {
377    const uint8_t *ptr = (const uint8_t *)data;
378
379    // verify minimum size and configurationVersion == 1.
380    if (size < 7 || ptr[0] != 1) {
381        return ERROR_MALFORMED;
382    }
383
384    *profile = ptr[1];
385    *level = ptr[3];
386
387    // There is decodable content out there that fails the following
388    // assertion, let's be lenient for now...
389    // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
390
391    size_t lengthSize = 1 + (ptr[4] & 3);
392
393    // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
394    // violates it...
395    // CHECK((ptr[5] >> 5) == 7);  // reserved
396
397    size_t numSeqParameterSets = ptr[5] & 31;
398
399    ptr += 6;
400    size -= 6;
401
402    for (size_t i = 0; i < numSeqParameterSets; ++i) {
403        if (size < 2) {
404            return ERROR_MALFORMED;
405        }
406
407        size_t length = U16_AT(ptr);
408
409        ptr += 2;
410        size -= 2;
411
412        if (size < length) {
413            return ERROR_MALFORMED;
414        }
415
416        addCodecSpecificData(ptr, length);
417
418        ptr += length;
419        size -= length;
420    }
421
422    if (size < 1) {
423        return ERROR_MALFORMED;
424    }
425
426    size_t numPictureParameterSets = *ptr;
427    ++ptr;
428    --size;
429
430    for (size_t i = 0; i < numPictureParameterSets; ++i) {
431        if (size < 2) {
432            return ERROR_MALFORMED;
433        }
434
435        size_t length = U16_AT(ptr);
436
437        ptr += 2;
438        size -= 2;
439
440        if (size < length) {
441            return ERROR_MALFORMED;
442        }
443
444        addCodecSpecificData(ptr, length);
445
446        ptr += length;
447        size -= length;
448    }
449
450    return OK;
451}
452
453status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
454    ALOGV("configureCodec protected=%d",
455         (mFlags & kEnableGrallocUsageProtected) ? 1 : 0);
456
457    if (!(mFlags & kIgnoreCodecSpecificData)) {
458        uint32_t type;
459        const void *data;
460        size_t size;
461        if (meta->findData(kKeyESDS, &type, &data, &size)) {
462            ESDS esds((const char *)data, size);
463            CHECK_EQ(esds.InitCheck(), (status_t)OK);
464
465            const void *codec_specific_data;
466            size_t codec_specific_data_size;
467            esds.getCodecSpecificInfo(
468                    &codec_specific_data, &codec_specific_data_size);
469
470            addCodecSpecificData(
471                    codec_specific_data, codec_specific_data_size);
472        } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
473            // Parse the AVCDecoderConfigurationRecord
474
475            unsigned profile, level;
476            status_t err;
477            if ((err = parseAVCCodecSpecificData(
478                            data, size, &profile, &level)) != OK) {
479                ALOGE("Malformed AVC codec specific data.");
480                return err;
481            }
482
483            CODEC_LOGI(
484                    "AVC profile = %u (%s), level = %u",
485                    profile, AVCProfileToString(profile), level);
486        } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) {
487            addCodecSpecificData(data, size);
488
489            CHECK(meta->findData(kKeyVorbisBooks, &type, &data, &size));
490            addCodecSpecificData(data, size);
491        }
492    }
493
494    int32_t bitRate = 0;
495    if (mIsEncoder) {
496        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
497    }
498    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
499        setAMRFormat(false /* isWAMR */, bitRate);
500    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
501        setAMRFormat(true /* isWAMR */, bitRate);
502    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
503        int32_t numChannels, sampleRate, aacProfile;
504        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
505        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
506
507        if (!meta->findInt32(kKeyAACProfile, &aacProfile)) {
508            aacProfile = OMX_AUDIO_AACObjectNull;
509        }
510
511        int32_t isADTS;
512        if (!meta->findInt32(kKeyIsADTS, &isADTS)) {
513            isADTS = false;
514        }
515
516        status_t err = setAACFormat(numChannels, sampleRate, bitRate, aacProfile, isADTS);
517        if (err != OK) {
518            CODEC_LOGE("setAACFormat() failed (err = %d)", err);
519            return err;
520        }
521    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_MPEG, mMIME)) {
522        int32_t numChannels, sampleRate;
523        if (meta->findInt32(kKeyChannelCount, &numChannels)
524                && meta->findInt32(kKeySampleRate, &sampleRate)) {
525            // Since we did not always check for these, leave them optional
526            // and have the decoder figure it all out.
527            setRawAudioFormat(
528                    mIsEncoder ? kPortIndexInput : kPortIndexOutput,
529                    sampleRate,
530                    numChannels);
531        }
532    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_ALAW, mMIME)
533            || !strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_MLAW, mMIME)) {
534        // These are PCM-like formats with a fixed sample rate but
535        // a variable number of channels.
536
537        int32_t numChannels;
538        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
539
540        setG711Format(numChannels);
541    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mMIME)) {
542        CHECK(!mIsEncoder);
543
544        int32_t numChannels, sampleRate;
545        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
546        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
547
548        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
549    }
550
551    if (!strncasecmp(mMIME, "video/", 6)) {
552
553        if (mIsEncoder) {
554            setVideoInputFormat(mMIME, meta);
555        } else {
556            status_t err = setVideoOutputFormat(
557                    mMIME, meta);
558
559            if (err != OK) {
560                return err;
561            }
562        }
563    }
564
565    int32_t maxInputSize;
566    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
567        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
568    }
569
570    initOutputFormat(meta);
571
572    if ((mFlags & kClientNeedsFramebuffer)
573            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
574        // This appears to no longer be needed???
575
576        OMX_INDEXTYPE index;
577
578        status_t err =
579            mOMX->getExtensionIndex(
580                    mNode,
581                    "OMX.SEC.index.ThumbnailMode",
582                    &index);
583
584        if (err != OK) {
585            return err;
586        }
587
588        OMX_BOOL enable = OMX_TRUE;
589        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
590
591        if (err != OK) {
592            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
593                       "returned error 0x%08x", err);
594
595            return err;
596        }
597
598        mQuirks &= ~kOutputBuffersAreUnreadable;
599    }
600
601    if (mNativeWindow != NULL
602        && !mIsEncoder
603        && !strncasecmp(mMIME, "video/", 6)
604        && !strncmp(mComponentName, "OMX.", 4)) {
605        status_t err = initNativeWindow();
606        if (err != OK) {
607            return err;
608        }
609    }
610
611    return OK;
612}
613
614void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
615    OMX_PARAM_PORTDEFINITIONTYPE def;
616    InitOMXParams(&def);
617    def.nPortIndex = portIndex;
618
619    status_t err = mOMX->getParameter(
620            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
621    CHECK_EQ(err, (status_t)OK);
622
623    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
624        || (def.nBufferSize < size)) {
625        def.nBufferSize = size;
626    }
627
628    err = mOMX->setParameter(
629            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
630    CHECK_EQ(err, (status_t)OK);
631
632    err = mOMX->getParameter(
633            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
634    CHECK_EQ(err, (status_t)OK);
635
636    // Make sure the setting actually stuck.
637    if (portIndex == kPortIndexInput
638            && (mQuirks & kInputBufferSizesAreBogus)) {
639        CHECK_EQ(def.nBufferSize, size);
640    } else {
641        CHECK(def.nBufferSize >= size);
642    }
643}
644
645status_t OMXCodec::setVideoPortFormatType(
646        OMX_U32 portIndex,
647        OMX_VIDEO_CODINGTYPE compressionFormat,
648        OMX_COLOR_FORMATTYPE colorFormat) {
649    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
650    InitOMXParams(&format);
651    format.nPortIndex = portIndex;
652    format.nIndex = 0;
653    bool found = false;
654
655    OMX_U32 index = 0;
656    for (;;) {
657        format.nIndex = index;
658        status_t err = mOMX->getParameter(
659                mNode, OMX_IndexParamVideoPortFormat,
660                &format, sizeof(format));
661
662        if (err != OK) {
663            return err;
664        }
665
666        // The following assertion is violated by TI's video decoder.
667        // CHECK_EQ(format.nIndex, index);
668
669#if 1
670        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
671             portIndex,
672             index, format.eCompressionFormat, format.eColorFormat);
673#endif
674
675        if (format.eCompressionFormat == compressionFormat
676                && format.eColorFormat == colorFormat) {
677            found = true;
678            break;
679        }
680
681        ++index;
682        if (index >= kMaxColorFormatSupported) {
683            CODEC_LOGE("color format %d or compression format %d is not supported",
684                colorFormat, compressionFormat);
685            return UNKNOWN_ERROR;
686        }
687    }
688
689    if (!found) {
690        return UNKNOWN_ERROR;
691    }
692
693    CODEC_LOGV("found a match.");
694    status_t err = mOMX->setParameter(
695            mNode, OMX_IndexParamVideoPortFormat,
696            &format, sizeof(format));
697
698    return err;
699}
700
701static size_t getFrameSize(
702        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
703    switch (colorFormat) {
704        case OMX_COLOR_FormatYCbYCr:
705        case OMX_COLOR_FormatCbYCrY:
706            return width * height * 2;
707
708        case OMX_COLOR_FormatYUV420Planar:
709        case OMX_COLOR_FormatYUV420SemiPlanar:
710        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
711        /*
712        * FIXME: For the Opaque color format, the frame size does not
713        * need to be (w*h*3)/2. It just needs to
714        * be larger than certain minimum buffer size. However,
715        * currently, this opaque foramt has been tested only on
716        * YUV420 formats. If that is changed, then we need to revisit
717        * this part in the future
718        */
719        case OMX_COLOR_FormatAndroidOpaque:
720            return (width * height * 3) / 2;
721
722        default:
723            CHECK(!"Should not be here. Unsupported color format.");
724            break;
725    }
726}
727
728status_t OMXCodec::findTargetColorFormat(
729        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
730    ALOGV("findTargetColorFormat");
731    CHECK(mIsEncoder);
732
733    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
734    int32_t targetColorFormat;
735    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
736        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
737    }
738
739    // Check whether the target color format is supported.
740    return isColorFormatSupported(*colorFormat, kPortIndexInput);
741}
742
743status_t OMXCodec::isColorFormatSupported(
744        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
745    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
746
747    // Enumerate all the color formats supported by
748    // the omx component to see whether the given
749    // color format is supported.
750    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
751    InitOMXParams(&portFormat);
752    portFormat.nPortIndex = portIndex;
753    OMX_U32 index = 0;
754    portFormat.nIndex = index;
755    while (true) {
756        if (OMX_ErrorNone != mOMX->getParameter(
757                mNode, OMX_IndexParamVideoPortFormat,
758                &portFormat, sizeof(portFormat))) {
759            break;
760        }
761        // Make sure that omx component does not overwrite
762        // the incremented index (bug 2897413).
763        CHECK_EQ(index, portFormat.nIndex);
764        if (portFormat.eColorFormat == colorFormat) {
765            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
766            return OK;  // colorFormat is supported!
767        }
768        ++index;
769        portFormat.nIndex = index;
770
771        if (index >= kMaxColorFormatSupported) {
772            CODEC_LOGE("More than %ld color formats are supported???", index);
773            break;
774        }
775    }
776
777    CODEC_LOGE("color format %d is not supported", colorFormat);
778    return UNKNOWN_ERROR;
779}
780
781void OMXCodec::setVideoInputFormat(
782        const char *mime, const sp<MetaData>& meta) {
783
784    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
785    bool success = meta->findInt32(kKeyWidth, &width);
786    success = success && meta->findInt32(kKeyHeight, &height);
787    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
788    success = success && meta->findInt32(kKeyBitRate, &bitRate);
789    success = success && meta->findInt32(kKeyStride, &stride);
790    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
791    CHECK(success);
792    CHECK(stride != 0);
793
794    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
795    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
796        compressionFormat = OMX_VIDEO_CodingAVC;
797    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
798        compressionFormat = OMX_VIDEO_CodingMPEG4;
799    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
800        compressionFormat = OMX_VIDEO_CodingH263;
801    } else {
802        ALOGE("Not a supported video mime type: %s", mime);
803        CHECK(!"Should not be here. Not a supported video mime type.");
804    }
805
806    OMX_COLOR_FORMATTYPE colorFormat;
807    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
808
809    status_t err;
810    OMX_PARAM_PORTDEFINITIONTYPE def;
811    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
812
813    //////////////////////// Input port /////////////////////////
814    CHECK_EQ(setVideoPortFormatType(
815            kPortIndexInput, OMX_VIDEO_CodingUnused,
816            colorFormat), (status_t)OK);
817
818    InitOMXParams(&def);
819    def.nPortIndex = kPortIndexInput;
820
821    err = mOMX->getParameter(
822            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
823    CHECK_EQ(err, (status_t)OK);
824
825    def.nBufferSize = getFrameSize(colorFormat,
826            stride > 0? stride: -stride, sliceHeight);
827
828    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
829
830    video_def->nFrameWidth = width;
831    video_def->nFrameHeight = height;
832    video_def->nStride = stride;
833    video_def->nSliceHeight = sliceHeight;
834    video_def->xFramerate = (frameRate << 16);  // Q16 format
835    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
836    video_def->eColorFormat = colorFormat;
837
838    err = mOMX->setParameter(
839            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
840    CHECK_EQ(err, (status_t)OK);
841
842    //////////////////////// Output port /////////////////////////
843    CHECK_EQ(setVideoPortFormatType(
844            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
845            (status_t)OK);
846    InitOMXParams(&def);
847    def.nPortIndex = kPortIndexOutput;
848
849    err = mOMX->getParameter(
850            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
851
852    CHECK_EQ(err, (status_t)OK);
853    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
854
855    video_def->nFrameWidth = width;
856    video_def->nFrameHeight = height;
857    video_def->xFramerate = 0;      // No need for output port
858    video_def->nBitrate = bitRate;  // Q16 format
859    video_def->eCompressionFormat = compressionFormat;
860    video_def->eColorFormat = OMX_COLOR_FormatUnused;
861    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
862        // Increases the output buffer size
863        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
864    }
865
866    err = mOMX->setParameter(
867            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
868    CHECK_EQ(err, (status_t)OK);
869
870    /////////////////// Codec-specific ////////////////////////
871    switch (compressionFormat) {
872        case OMX_VIDEO_CodingMPEG4:
873        {
874            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
875            break;
876        }
877
878        case OMX_VIDEO_CodingH263:
879            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
880            break;
881
882        case OMX_VIDEO_CodingAVC:
883        {
884            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
885            break;
886        }
887
888        default:
889            CHECK(!"Support for this compressionFormat to be implemented.");
890            break;
891    }
892}
893
894static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
895    if (iFramesInterval < 0) {
896        return 0xFFFFFFFF;
897    } else if (iFramesInterval == 0) {
898        return 0;
899    }
900    OMX_U32 ret = frameRate * iFramesInterval - 1;
901    CHECK(ret > 1);
902    return ret;
903}
904
905status_t OMXCodec::setupErrorCorrectionParameters() {
906    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
907    InitOMXParams(&errorCorrectionType);
908    errorCorrectionType.nPortIndex = kPortIndexOutput;
909
910    status_t err = mOMX->getParameter(
911            mNode, OMX_IndexParamVideoErrorCorrection,
912            &errorCorrectionType, sizeof(errorCorrectionType));
913    if (err != OK) {
914        ALOGW("Error correction param query is not supported");
915        return OK;  // Optional feature. Ignore this failure
916    }
917
918    errorCorrectionType.bEnableHEC = OMX_FALSE;
919    errorCorrectionType.bEnableResync = OMX_TRUE;
920    errorCorrectionType.nResynchMarkerSpacing = 256;
921    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
922    errorCorrectionType.bEnableRVLC = OMX_FALSE;
923
924    err = mOMX->setParameter(
925            mNode, OMX_IndexParamVideoErrorCorrection,
926            &errorCorrectionType, sizeof(errorCorrectionType));
927    if (err != OK) {
928        ALOGW("Error correction param configuration is not supported");
929    }
930
931    // Optional feature. Ignore the failure.
932    return OK;
933}
934
935status_t OMXCodec::setupBitRate(int32_t bitRate) {
936    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
937    InitOMXParams(&bitrateType);
938    bitrateType.nPortIndex = kPortIndexOutput;
939
940    status_t err = mOMX->getParameter(
941            mNode, OMX_IndexParamVideoBitrate,
942            &bitrateType, sizeof(bitrateType));
943    CHECK_EQ(err, (status_t)OK);
944
945    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
946    bitrateType.nTargetBitrate = bitRate;
947
948    err = mOMX->setParameter(
949            mNode, OMX_IndexParamVideoBitrate,
950            &bitrateType, sizeof(bitrateType));
951    CHECK_EQ(err, (status_t)OK);
952    return OK;
953}
954
955status_t OMXCodec::getVideoProfileLevel(
956        const sp<MetaData>& meta,
957        const CodecProfileLevel& defaultProfileLevel,
958        CodecProfileLevel &profileLevel) {
959    CODEC_LOGV("Default profile: %ld, level %ld",
960            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
961
962    // Are the default profile and level overwriten?
963    int32_t profile, level;
964    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
965        profile = defaultProfileLevel.mProfile;
966    }
967    if (!meta->findInt32(kKeyVideoLevel, &level)) {
968        level = defaultProfileLevel.mLevel;
969    }
970    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
971
972    // Are the target profile and level supported by the encoder?
973    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
974    InitOMXParams(&param);
975    param.nPortIndex = kPortIndexOutput;
976    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
977        status_t err = mOMX->getParameter(
978                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
979                &param, sizeof(param));
980
981        if (err != OK) break;
982
983        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
984        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
985        CODEC_LOGV("Supported profile: %d, level %d",
986            supportedProfile, supportedLevel);
987
988        if (profile == supportedProfile &&
989            level <= supportedLevel) {
990            // We can further check whether the level is a valid
991            // value; but we will leave that to the omx encoder component
992            // via OMX_SetParameter call.
993            profileLevel.mProfile = profile;
994            profileLevel.mLevel = level;
995            return OK;
996        }
997    }
998
999    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
1000            profile, level);
1001    return BAD_VALUE;
1002}
1003
1004status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1005    int32_t iFramesInterval, frameRate, bitRate;
1006    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1007    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1008    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1009    CHECK(success);
1010    OMX_VIDEO_PARAM_H263TYPE h263type;
1011    InitOMXParams(&h263type);
1012    h263type.nPortIndex = kPortIndexOutput;
1013
1014    status_t err = mOMX->getParameter(
1015            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1016    CHECK_EQ(err, (status_t)OK);
1017
1018    h263type.nAllowedPictureTypes =
1019        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1020
1021    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1022    if (h263type.nPFrames == 0) {
1023        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1024    }
1025    h263type.nBFrames = 0;
1026
1027    // Check profile and level parameters
1028    CodecProfileLevel defaultProfileLevel, profileLevel;
1029    defaultProfileLevel.mProfile = h263type.eProfile;
1030    defaultProfileLevel.mLevel = h263type.eLevel;
1031    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1032    if (err != OK) return err;
1033    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1034    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1035
1036    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1037    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1038    h263type.nPictureHeaderRepetition = 0;
1039    h263type.nGOBHeaderInterval = 0;
1040
1041    err = mOMX->setParameter(
1042            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1043    CHECK_EQ(err, (status_t)OK);
1044
1045    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1046    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1047
1048    return OK;
1049}
1050
1051status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1052    int32_t iFramesInterval, frameRate, bitRate;
1053    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1054    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1055    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1056    CHECK(success);
1057    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1058    InitOMXParams(&mpeg4type);
1059    mpeg4type.nPortIndex = kPortIndexOutput;
1060
1061    status_t err = mOMX->getParameter(
1062            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1063    CHECK_EQ(err, (status_t)OK);
1064
1065    mpeg4type.nSliceHeaderSpacing = 0;
1066    mpeg4type.bSVH = OMX_FALSE;
1067    mpeg4type.bGov = OMX_FALSE;
1068
1069    mpeg4type.nAllowedPictureTypes =
1070        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1071
1072    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1073    if (mpeg4type.nPFrames == 0) {
1074        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1075    }
1076    mpeg4type.nBFrames = 0;
1077    mpeg4type.nIDCVLCThreshold = 0;
1078    mpeg4type.bACPred = OMX_TRUE;
1079    mpeg4type.nMaxPacketSize = 256;
1080    mpeg4type.nTimeIncRes = 1000;
1081    mpeg4type.nHeaderExtension = 0;
1082    mpeg4type.bReversibleVLC = OMX_FALSE;
1083
1084    // Check profile and level parameters
1085    CodecProfileLevel defaultProfileLevel, profileLevel;
1086    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1087    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1088    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1089    if (err != OK) return err;
1090    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1091    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1092
1093    err = mOMX->setParameter(
1094            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1095    CHECK_EQ(err, (status_t)OK);
1096
1097    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1098    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1099
1100    return OK;
1101}
1102
1103status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1104    int32_t iFramesInterval, frameRate, bitRate;
1105    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1106    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1107    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1108    CHECK(success);
1109
1110    OMX_VIDEO_PARAM_AVCTYPE h264type;
1111    InitOMXParams(&h264type);
1112    h264type.nPortIndex = kPortIndexOutput;
1113
1114    status_t err = mOMX->getParameter(
1115            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1116    CHECK_EQ(err, (status_t)OK);
1117
1118    h264type.nAllowedPictureTypes =
1119        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1120
1121    // Check profile and level parameters
1122    CodecProfileLevel defaultProfileLevel, profileLevel;
1123    defaultProfileLevel.mProfile = h264type.eProfile;
1124    defaultProfileLevel.mLevel = h264type.eLevel;
1125    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1126    if (err != OK) return err;
1127    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1128    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1129
1130    // XXX
1131    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
1132        ALOGW("Use baseline profile instead of %d for AVC recording",
1133            h264type.eProfile);
1134        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1135    }
1136
1137    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1138        h264type.nSliceHeaderSpacing = 0;
1139        h264type.bUseHadamard = OMX_TRUE;
1140        h264type.nRefFrames = 1;
1141        h264type.nBFrames = 0;
1142        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1143        if (h264type.nPFrames == 0) {
1144            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1145        }
1146        h264type.nRefIdx10ActiveMinus1 = 0;
1147        h264type.nRefIdx11ActiveMinus1 = 0;
1148        h264type.bEntropyCodingCABAC = OMX_FALSE;
1149        h264type.bWeightedPPrediction = OMX_FALSE;
1150        h264type.bconstIpred = OMX_FALSE;
1151        h264type.bDirect8x8Inference = OMX_FALSE;
1152        h264type.bDirectSpatialTemporal = OMX_FALSE;
1153        h264type.nCabacInitIdc = 0;
1154    }
1155
1156    if (h264type.nBFrames != 0) {
1157        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1158    }
1159
1160    h264type.bEnableUEP = OMX_FALSE;
1161    h264type.bEnableFMO = OMX_FALSE;
1162    h264type.bEnableASO = OMX_FALSE;
1163    h264type.bEnableRS = OMX_FALSE;
1164    h264type.bFrameMBsOnly = OMX_TRUE;
1165    h264type.bMBAFF = OMX_FALSE;
1166    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1167
1168    err = mOMX->setParameter(
1169            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1170    CHECK_EQ(err, (status_t)OK);
1171
1172    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1173
1174    return OK;
1175}
1176
1177status_t OMXCodec::setVideoOutputFormat(
1178        const char *mime, const sp<MetaData>& meta) {
1179
1180    int32_t width, height;
1181    bool success = meta->findInt32(kKeyWidth, &width);
1182    success = success && meta->findInt32(kKeyHeight, &height);
1183    CHECK(success);
1184
1185    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1186
1187    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1188    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1189        compressionFormat = OMX_VIDEO_CodingAVC;
1190    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1191        compressionFormat = OMX_VIDEO_CodingMPEG4;
1192    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1193        compressionFormat = OMX_VIDEO_CodingH263;
1194    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VP8, mime)) {
1195        compressionFormat = OMX_VIDEO_CodingVP8;
1196    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VP9, mime)) {
1197        compressionFormat = OMX_VIDEO_CodingVP9;
1198    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1199        compressionFormat = OMX_VIDEO_CodingMPEG2;
1200    } else {
1201        ALOGE("Not a supported video mime type: %s", mime);
1202        CHECK(!"Should not be here. Not a supported video mime type.");
1203    }
1204
1205    status_t err = setVideoPortFormatType(
1206            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1207
1208    if (err != OK) {
1209        return err;
1210    }
1211
1212#if 1
1213    {
1214        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1215        InitOMXParams(&format);
1216        format.nPortIndex = kPortIndexOutput;
1217        format.nIndex = 0;
1218
1219        status_t err = mOMX->getParameter(
1220                mNode, OMX_IndexParamVideoPortFormat,
1221                &format, sizeof(format));
1222        CHECK_EQ(err, (status_t)OK);
1223        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1224
1225        int32_t colorFormat;
1226        if (meta->findInt32(kKeyColorFormat, &colorFormat)
1227                && colorFormat != OMX_COLOR_FormatUnused
1228                && colorFormat != format.eColorFormat) {
1229
1230            while (OMX_ErrorNoMore != err) {
1231                format.nIndex++;
1232                err = mOMX->getParameter(
1233                        mNode, OMX_IndexParamVideoPortFormat,
1234                            &format, sizeof(format));
1235                if (format.eColorFormat == colorFormat) {
1236                    break;
1237                }
1238            }
1239            if (format.eColorFormat != colorFormat) {
1240                CODEC_LOGE("Color format %d is not supported", colorFormat);
1241                return ERROR_UNSUPPORTED;
1242            }
1243        }
1244
1245        err = mOMX->setParameter(
1246                mNode, OMX_IndexParamVideoPortFormat,
1247                &format, sizeof(format));
1248
1249        if (err != OK) {
1250            return err;
1251        }
1252    }
1253#endif
1254
1255    OMX_PARAM_PORTDEFINITIONTYPE def;
1256    InitOMXParams(&def);
1257    def.nPortIndex = kPortIndexInput;
1258
1259    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1260
1261    err = mOMX->getParameter(
1262            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1263
1264    CHECK_EQ(err, (status_t)OK);
1265
1266#if 1
1267    // XXX Need a (much) better heuristic to compute input buffer sizes.
1268    const size_t X = 64 * 1024;
1269    if (def.nBufferSize < X) {
1270        def.nBufferSize = X;
1271    }
1272#endif
1273
1274    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1275
1276    video_def->nFrameWidth = width;
1277    video_def->nFrameHeight = height;
1278
1279    video_def->eCompressionFormat = compressionFormat;
1280    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1281
1282    err = mOMX->setParameter(
1283            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1284
1285    if (err != OK) {
1286        return err;
1287    }
1288
1289    ////////////////////////////////////////////////////////////////////////////
1290
1291    InitOMXParams(&def);
1292    def.nPortIndex = kPortIndexOutput;
1293
1294    err = mOMX->getParameter(
1295            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1296    CHECK_EQ(err, (status_t)OK);
1297    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1298
1299#if 0
1300    def.nBufferSize =
1301        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1302#endif
1303
1304    video_def->nFrameWidth = width;
1305    video_def->nFrameHeight = height;
1306
1307    err = mOMX->setParameter(
1308            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1309
1310    return err;
1311}
1312
1313OMXCodec::OMXCodec(
1314        const sp<IOMX> &omx, IOMX::node_id node,
1315        uint32_t quirks, uint32_t flags,
1316        bool isEncoder,
1317        const char *mime,
1318        const char *componentName,
1319        const sp<MediaSource> &source,
1320        const sp<ANativeWindow> &nativeWindow)
1321    : mOMX(omx),
1322      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1323      mNode(node),
1324      mQuirks(quirks),
1325      mFlags(flags),
1326      mIsEncoder(isEncoder),
1327      mIsVideo(!strncasecmp("video/", mime, 6)),
1328      mMIME(strdup(mime)),
1329      mComponentName(strdup(componentName)),
1330      mSource(source),
1331      mCodecSpecificDataIndex(0),
1332      mState(LOADED),
1333      mInitialBufferSubmit(true),
1334      mSignalledEOS(false),
1335      mNoMoreOutputData(false),
1336      mOutputPortSettingsHaveChanged(false),
1337      mSeekTimeUs(-1),
1338      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1339      mTargetTimeUs(-1),
1340      mOutputPortSettingsChangedPending(false),
1341      mSkipCutBuffer(NULL),
1342      mLeftOverBuffer(NULL),
1343      mPaused(false),
1344      mNativeWindow(
1345              (!strncmp(componentName, "OMX.google.", 11))
1346                        ? NULL : nativeWindow) {
1347    mPortStatus[kPortIndexInput] = ENABLED;
1348    mPortStatus[kPortIndexOutput] = ENABLED;
1349
1350    setComponentRole();
1351}
1352
1353// static
1354void OMXCodec::setComponentRole(
1355        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1356        const char *mime) {
1357    struct MimeToRole {
1358        const char *mime;
1359        const char *decoderRole;
1360        const char *encoderRole;
1361    };
1362
1363    static const MimeToRole kMimeToRole[] = {
1364        { MEDIA_MIMETYPE_AUDIO_MPEG,
1365            "audio_decoder.mp3", "audio_encoder.mp3" },
1366        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1367            "audio_decoder.mp1", "audio_encoder.mp1" },
1368        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1369            "audio_decoder.mp2", "audio_encoder.mp2" },
1370        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1371            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1372        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1373            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1374        { MEDIA_MIMETYPE_AUDIO_AAC,
1375            "audio_decoder.aac", "audio_encoder.aac" },
1376        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1377            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1378        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1379            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1380        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1381            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1382        { MEDIA_MIMETYPE_VIDEO_AVC,
1383            "video_decoder.avc", "video_encoder.avc" },
1384        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1385            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1386        { MEDIA_MIMETYPE_VIDEO_H263,
1387            "video_decoder.h263", "video_encoder.h263" },
1388        { MEDIA_MIMETYPE_VIDEO_VP8,
1389            "video_decoder.vp8", "video_encoder.vp8" },
1390        { MEDIA_MIMETYPE_VIDEO_VP9,
1391            "video_decoder.vp9", "video_encoder.vp9" },
1392        { MEDIA_MIMETYPE_AUDIO_RAW,
1393            "audio_decoder.raw", "audio_encoder.raw" },
1394        { MEDIA_MIMETYPE_AUDIO_FLAC,
1395            "audio_decoder.flac", "audio_encoder.flac" },
1396        { MEDIA_MIMETYPE_AUDIO_MSGSM,
1397            "audio_decoder.gsm", "audio_encoder.gsm" },
1398    };
1399
1400    static const size_t kNumMimeToRole =
1401        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1402
1403    size_t i;
1404    for (i = 0; i < kNumMimeToRole; ++i) {
1405        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1406            break;
1407        }
1408    }
1409
1410    if (i == kNumMimeToRole) {
1411        return;
1412    }
1413
1414    const char *role =
1415        isEncoder ? kMimeToRole[i].encoderRole
1416                  : kMimeToRole[i].decoderRole;
1417
1418    if (role != NULL) {
1419        OMX_PARAM_COMPONENTROLETYPE roleParams;
1420        InitOMXParams(&roleParams);
1421
1422        strncpy((char *)roleParams.cRole,
1423                role, OMX_MAX_STRINGNAME_SIZE - 1);
1424
1425        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1426
1427        status_t err = omx->setParameter(
1428                node, OMX_IndexParamStandardComponentRole,
1429                &roleParams, sizeof(roleParams));
1430
1431        if (err != OK) {
1432            ALOGW("Failed to set standard component role '%s'.", role);
1433        }
1434    }
1435}
1436
1437void OMXCodec::setComponentRole() {
1438    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1439}
1440
1441OMXCodec::~OMXCodec() {
1442    mSource.clear();
1443
1444    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1445
1446    status_t err = mOMX->freeNode(mNode);
1447    CHECK_EQ(err, (status_t)OK);
1448
1449    mNode = NULL;
1450    setState(DEAD);
1451
1452    clearCodecSpecificData();
1453
1454    free(mComponentName);
1455    mComponentName = NULL;
1456
1457    free(mMIME);
1458    mMIME = NULL;
1459}
1460
1461status_t OMXCodec::init() {
1462    // mLock is held.
1463
1464    CHECK_EQ((int)mState, (int)LOADED);
1465
1466    status_t err;
1467    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1468        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1469        CHECK_EQ(err, (status_t)OK);
1470        setState(LOADED_TO_IDLE);
1471    }
1472
1473    err = allocateBuffers();
1474    if (err != (status_t)OK) {
1475        return err;
1476    }
1477
1478    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1479        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1480        CHECK_EQ(err, (status_t)OK);
1481
1482        setState(LOADED_TO_IDLE);
1483    }
1484
1485    while (mState != EXECUTING && mState != ERROR) {
1486        mAsyncCompletion.wait(mLock);
1487    }
1488
1489    return mState == ERROR ? UNKNOWN_ERROR : OK;
1490}
1491
1492// static
1493bool OMXCodec::isIntermediateState(State state) {
1494    return state == LOADED_TO_IDLE
1495        || state == IDLE_TO_EXECUTING
1496        || state == EXECUTING_TO_IDLE
1497        || state == IDLE_TO_LOADED
1498        || state == RECONFIGURING;
1499}
1500
1501status_t OMXCodec::allocateBuffers() {
1502    status_t err = allocateBuffersOnPort(kPortIndexInput);
1503
1504    if (err != OK) {
1505        return err;
1506    }
1507
1508    return allocateBuffersOnPort(kPortIndexOutput);
1509}
1510
1511status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1512    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1513        return allocateOutputBuffersFromNativeWindow();
1514    }
1515
1516    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1517        ALOGE("protected output buffers must be stent to an ANativeWindow");
1518        return PERMISSION_DENIED;
1519    }
1520
1521    status_t err = OK;
1522    if ((mFlags & kStoreMetaDataInVideoBuffers)
1523            && portIndex == kPortIndexInput) {
1524        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1525        if (err != OK) {
1526            ALOGE("Storing meta data in video buffers is not supported");
1527            return err;
1528        }
1529    }
1530
1531    OMX_PARAM_PORTDEFINITIONTYPE def;
1532    InitOMXParams(&def);
1533    def.nPortIndex = portIndex;
1534
1535    err = mOMX->getParameter(
1536            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1537
1538    if (err != OK) {
1539        return err;
1540    }
1541
1542    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1543            def.nBufferCountActual, def.nBufferSize,
1544            portIndex == kPortIndexInput ? "input" : "output");
1545
1546    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1547    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1548
1549    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1550        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1551        CHECK(mem.get() != NULL);
1552
1553        BufferInfo info;
1554        info.mData = NULL;
1555        info.mSize = def.nBufferSize;
1556
1557        IOMX::buffer_id buffer;
1558        if (portIndex == kPortIndexInput
1559                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1560                    || (mFlags & kUseSecureInputBuffers))) {
1561            if (mOMXLivesLocally) {
1562                mem.clear();
1563
1564                err = mOMX->allocateBuffer(
1565                        mNode, portIndex, def.nBufferSize, &buffer,
1566                        &info.mData);
1567            } else {
1568                err = mOMX->allocateBufferWithBackup(
1569                        mNode, portIndex, mem, &buffer);
1570            }
1571        } else if (portIndex == kPortIndexOutput
1572                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1573            if (mOMXLivesLocally) {
1574                mem.clear();
1575
1576                err = mOMX->allocateBuffer(
1577                        mNode, portIndex, def.nBufferSize, &buffer,
1578                        &info.mData);
1579            } else {
1580                err = mOMX->allocateBufferWithBackup(
1581                        mNode, portIndex, mem, &buffer);
1582            }
1583        } else {
1584            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1585        }
1586
1587        if (err != OK) {
1588            ALOGE("allocate_buffer_with_backup failed");
1589            return err;
1590        }
1591
1592        if (mem != NULL) {
1593            info.mData = mem->pointer();
1594        }
1595
1596        info.mBuffer = buffer;
1597        info.mStatus = OWNED_BY_US;
1598        info.mMem = mem;
1599        info.mMediaBuffer = NULL;
1600
1601        if (portIndex == kPortIndexOutput) {
1602            if (!(mOMXLivesLocally
1603                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1604                        && (mQuirks & kDefersOutputBufferAllocation))) {
1605                // If the node does not fill in the buffer ptr at this time,
1606                // we will defer creating the MediaBuffer until receiving
1607                // the first FILL_BUFFER_DONE notification instead.
1608                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1609                info.mMediaBuffer->setObserver(this);
1610            }
1611        }
1612
1613        mPortBuffers[portIndex].push(info);
1614
1615        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1616             portIndex == kPortIndexInput ? "input" : "output");
1617    }
1618
1619    if (portIndex == kPortIndexOutput) {
1620
1621        sp<MetaData> meta = mSource->getFormat();
1622        int32_t delay = 0;
1623        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1624            delay = 0;
1625        }
1626        int32_t padding = 0;
1627        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1628            padding = 0;
1629        }
1630        int32_t numchannels = 0;
1631        if (delay + padding) {
1632            if (mOutputFormat->findInt32(kKeyChannelCount, &numchannels)) {
1633                size_t frameSize = numchannels * sizeof(int16_t);
1634                if (mSkipCutBuffer != NULL) {
1635                    size_t prevbuffersize = mSkipCutBuffer->size();
1636                    if (prevbuffersize != 0) {
1637                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1638                    }
1639                }
1640                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1641            }
1642        }
1643    }
1644
1645    // dumpPortStatus(portIndex);
1646
1647    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1648        Vector<MediaBuffer *> buffers;
1649        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1650            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1651
1652            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1653            buffers.push(mbuf);
1654        }
1655
1656        status_t err = mSource->setBuffers(buffers);
1657
1658        if (err != OK) {
1659            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1660                buffers.editItemAt(i)->release();
1661            }
1662            buffers.clear();
1663
1664            CODEC_LOGE(
1665                    "Codec requested to use secure input buffers but "
1666                    "upstream source didn't support that.");
1667
1668            return err;
1669        }
1670    }
1671
1672    return OK;
1673}
1674
1675status_t OMXCodec::applyRotation() {
1676    sp<MetaData> meta = mSource->getFormat();
1677
1678    int32_t rotationDegrees;
1679    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1680        rotationDegrees = 0;
1681    }
1682
1683    uint32_t transform;
1684    switch (rotationDegrees) {
1685        case 0: transform = 0; break;
1686        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1687        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1688        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1689        default: transform = 0; break;
1690    }
1691
1692    status_t err = OK;
1693
1694    if (transform) {
1695        err = native_window_set_buffers_transform(
1696                mNativeWindow.get(), transform);
1697        ALOGE("native_window_set_buffers_transform failed: %s (%d)",
1698                strerror(-err), -err);
1699    }
1700
1701    return err;
1702}
1703
1704status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1705    // Get the number of buffers needed.
1706    OMX_PARAM_PORTDEFINITIONTYPE def;
1707    InitOMXParams(&def);
1708    def.nPortIndex = kPortIndexOutput;
1709
1710    status_t err = mOMX->getParameter(
1711            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1712    if (err != OK) {
1713        CODEC_LOGE("getParameter failed: %d", err);
1714        return err;
1715    }
1716
1717    err = native_window_set_buffers_geometry(
1718            mNativeWindow.get(),
1719            def.format.video.nFrameWidth,
1720            def.format.video.nFrameHeight,
1721            def.format.video.eColorFormat);
1722
1723    if (err != 0) {
1724        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1725                strerror(-err), -err);
1726        return err;
1727    }
1728
1729    err = applyRotation();
1730    if (err != OK) {
1731        return err;
1732    }
1733
1734    // Set up the native window.
1735    OMX_U32 usage = 0;
1736    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1737    if (err != 0) {
1738        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1739        // XXX: Currently this error is logged, but not fatal.
1740        usage = 0;
1741    }
1742    if (mFlags & kEnableGrallocUsageProtected) {
1743        usage |= GRALLOC_USAGE_PROTECTED;
1744    }
1745
1746    // Make sure to check whether either Stagefright or the video decoder
1747    // requested protected buffers.
1748    if (usage & GRALLOC_USAGE_PROTECTED) {
1749        // Verify that the ANativeWindow sends images directly to
1750        // SurfaceFlinger.
1751        int queuesToNativeWindow = 0;
1752        err = mNativeWindow->query(
1753                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1754                &queuesToNativeWindow);
1755        if (err != 0) {
1756            ALOGE("error authenticating native window: %d", err);
1757            return err;
1758        }
1759        if (queuesToNativeWindow != 1) {
1760            ALOGE("native window could not be authenticated");
1761            return PERMISSION_DENIED;
1762        }
1763    }
1764
1765    ALOGV("native_window_set_usage usage=0x%lx", usage);
1766    err = native_window_set_usage(
1767            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1768    if (err != 0) {
1769        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1770        return err;
1771    }
1772
1773    int minUndequeuedBufs = 0;
1774    err = mNativeWindow->query(mNativeWindow.get(),
1775            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1776    if (err != 0) {
1777        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1778                strerror(-err), -err);
1779        return err;
1780    }
1781    // FIXME: assume that surface is controlled by app (native window
1782    // returns the number for the case when surface is not controlled by app)
1783    // FIXME2: This means that minUndeqeueudBufs can be 1 larger than reported
1784    // For now, try to allocate 1 more buffer, but don't fail if unsuccessful
1785
1786    // Use conservative allocation while also trying to reduce starvation
1787    //
1788    // 1. allocate at least nBufferCountMin + minUndequeuedBuffers - that is the
1789    //    minimum needed for the consumer to be able to work
1790    // 2. try to allocate two (2) additional buffers to reduce starvation from
1791    //    the consumer
1792    //    plus an extra buffer to account for incorrect minUndequeuedBufs
1793    CODEC_LOGI("OMX-buffers: min=%u actual=%u undeq=%d+1",
1794            def.nBufferCountMin, def.nBufferCountActual, minUndequeuedBufs);
1795
1796    for (OMX_U32 extraBuffers = 2 + 1; /* condition inside loop */; extraBuffers--) {
1797        OMX_U32 newBufferCount =
1798            def.nBufferCountMin + minUndequeuedBufs + extraBuffers;
1799        def.nBufferCountActual = newBufferCount;
1800        err = mOMX->setParameter(
1801                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1802
1803        if (err == OK) {
1804            minUndequeuedBufs += extraBuffers;
1805            break;
1806        }
1807
1808        CODEC_LOGW("setting nBufferCountActual to %lu failed: %d",
1809                newBufferCount, err);
1810        /* exit condition */
1811        if (extraBuffers == 0) {
1812            return err;
1813        }
1814    }
1815    CODEC_LOGI("OMX-buffers: min=%u actual=%u undeq=%d+1",
1816            def.nBufferCountMin, def.nBufferCountActual, minUndequeuedBufs);
1817
1818    err = native_window_set_buffer_count(
1819            mNativeWindow.get(), def.nBufferCountActual);
1820    if (err != 0) {
1821        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1822                -err);
1823        return err;
1824    }
1825
1826    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1827            "output port", def.nBufferCountActual, def.nBufferSize);
1828
1829    // Dequeue buffers and send them to OMX
1830    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1831        ANativeWindowBuffer* buf;
1832        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1833        if (err != 0) {
1834            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1835            break;
1836        }
1837
1838        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1839        BufferInfo info;
1840        info.mData = NULL;
1841        info.mSize = def.nBufferSize;
1842        info.mStatus = OWNED_BY_US;
1843        info.mMem = NULL;
1844        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1845        info.mMediaBuffer->setObserver(this);
1846        mPortBuffers[kPortIndexOutput].push(info);
1847
1848        IOMX::buffer_id bufferId;
1849        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1850                &bufferId);
1851        if (err != 0) {
1852            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1853                    "failed: %d", err);
1854            break;
1855        }
1856
1857        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1858
1859        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1860                bufferId, graphicBuffer.get());
1861    }
1862
1863    OMX_U32 cancelStart;
1864    OMX_U32 cancelEnd;
1865    if (err != 0) {
1866        // If an error occurred while dequeuing we need to cancel any buffers
1867        // that were dequeued.
1868        cancelStart = 0;
1869        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1870    } else {
1871        // Return the last two buffers to the native window.
1872        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1873        cancelEnd = def.nBufferCountActual;
1874    }
1875
1876    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1877        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1878        cancelBufferToNativeWindow(info);
1879    }
1880
1881    return err;
1882}
1883
1884status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1885    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1886    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1887    int err = mNativeWindow->cancelBuffer(
1888        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get(), -1);
1889    if (err != 0) {
1890      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1891
1892      setState(ERROR);
1893      return err;
1894    }
1895    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1896    return OK;
1897}
1898
1899OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1900    // Dequeue the next buffer from the native window.
1901    ANativeWindowBuffer* buf;
1902    int fenceFd = -1;
1903    int err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1904    if (err != 0) {
1905      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1906
1907      setState(ERROR);
1908      return 0;
1909    }
1910
1911    // Determine which buffer we just dequeued.
1912    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1913    BufferInfo *bufInfo = 0;
1914    for (size_t i = 0; i < buffers->size(); i++) {
1915      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1916          mMediaBuffer->graphicBuffer();
1917      if (graphicBuffer->handle == buf->handle) {
1918        bufInfo = &buffers->editItemAt(i);
1919        break;
1920      }
1921    }
1922
1923    if (bufInfo == 0) {
1924        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1925
1926        setState(ERROR);
1927        return 0;
1928    }
1929
1930    // The native window no longer owns the buffer.
1931    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1932    bufInfo->mStatus = OWNED_BY_US;
1933
1934    return bufInfo;
1935}
1936
1937status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1938    status_t err = NO_ERROR;
1939    ANativeWindowBuffer* anb = NULL;
1940    int numBufs = 0;
1941    int minUndequeuedBufs = 0;
1942
1943    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1944    // no frames get dropped by SurfaceFlinger assuming that these are video
1945    // frames.
1946    err = native_window_api_disconnect(mNativeWindow.get(),
1947            NATIVE_WINDOW_API_MEDIA);
1948    if (err != NO_ERROR) {
1949        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1950                strerror(-err), -err);
1951        return err;
1952    }
1953
1954    err = native_window_api_connect(mNativeWindow.get(),
1955            NATIVE_WINDOW_API_CPU);
1956    if (err != NO_ERROR) {
1957        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1958                strerror(-err), -err);
1959        return err;
1960    }
1961
1962    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1963            HAL_PIXEL_FORMAT_RGBX_8888);
1964    if (err != NO_ERROR) {
1965        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1966                strerror(-err), -err);
1967        goto error;
1968    }
1969
1970    err = native_window_set_usage(mNativeWindow.get(),
1971            GRALLOC_USAGE_SW_WRITE_OFTEN);
1972    if (err != NO_ERROR) {
1973        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1974                strerror(-err), -err);
1975        goto error;
1976    }
1977
1978    err = native_window_set_scaling_mode(mNativeWindow.get(),
1979            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1980    if (err != OK) {
1981        ALOGE("error pushing blank frames: set_scaling_mode failed: %s (%d)",
1982                strerror(-err), -err);
1983        goto error;
1984    }
1985
1986    err = mNativeWindow->query(mNativeWindow.get(),
1987            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1988    if (err != NO_ERROR) {
1989        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1990                "failed: %s (%d)", strerror(-err), -err);
1991        goto error;
1992    }
1993
1994    numBufs = minUndequeuedBufs + 1;
1995    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1996    if (err != NO_ERROR) {
1997        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1998                strerror(-err), -err);
1999        goto error;
2000    }
2001
2002    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
2003    // buffer twice.  This should guarantee that the buffer has been displayed
2004    // on the screen and then been replaced, so an previous video frames are
2005    // guaranteed NOT to be currently displayed.
2006    for (int i = 0; i < numBufs + 1; i++) {
2007        int fenceFd = -1;
2008        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
2009        if (err != NO_ERROR) {
2010            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
2011                    strerror(-err), -err);
2012            goto error;
2013        }
2014
2015        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
2016
2017        // Fill the buffer with the a 1x1 checkerboard pattern ;)
2018        uint32_t* img = NULL;
2019        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
2020        if (err != NO_ERROR) {
2021            ALOGE("error pushing blank frames: lock failed: %s (%d)",
2022                    strerror(-err), -err);
2023            goto error;
2024        }
2025
2026        *img = 0;
2027
2028        err = buf->unlock();
2029        if (err != NO_ERROR) {
2030            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
2031                    strerror(-err), -err);
2032            goto error;
2033        }
2034
2035        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
2036                buf->getNativeBuffer(), -1);
2037        if (err != NO_ERROR) {
2038            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
2039                    strerror(-err), -err);
2040            goto error;
2041        }
2042
2043        anb = NULL;
2044    }
2045
2046error:
2047
2048    if (err != NO_ERROR) {
2049        // Clean up after an error.
2050        if (anb != NULL) {
2051            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
2052        }
2053
2054        native_window_api_disconnect(mNativeWindow.get(),
2055                NATIVE_WINDOW_API_CPU);
2056        native_window_api_connect(mNativeWindow.get(),
2057                NATIVE_WINDOW_API_MEDIA);
2058
2059        return err;
2060    } else {
2061        // Clean up after success.
2062        err = native_window_api_disconnect(mNativeWindow.get(),
2063                NATIVE_WINDOW_API_CPU);
2064        if (err != NO_ERROR) {
2065            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2066                    strerror(-err), -err);
2067            return err;
2068        }
2069
2070        err = native_window_api_connect(mNativeWindow.get(),
2071                NATIVE_WINDOW_API_MEDIA);
2072        if (err != NO_ERROR) {
2073            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2074                    strerror(-err), -err);
2075            return err;
2076        }
2077
2078        return NO_ERROR;
2079    }
2080}
2081
2082int64_t OMXCodec::getDecodingTimeUs() {
2083    CHECK(mIsEncoder && mIsVideo);
2084
2085    if (mDecodingTimeList.empty()) {
2086        CHECK(mSignalledEOS || mNoMoreOutputData);
2087        // No corresponding input frame available.
2088        // This could happen when EOS is reached.
2089        return 0;
2090    }
2091
2092    List<int64_t>::iterator it = mDecodingTimeList.begin();
2093    int64_t timeUs = *it;
2094    mDecodingTimeList.erase(it);
2095    return timeUs;
2096}
2097
2098void OMXCodec::on_message(const omx_message &msg) {
2099    if (mState == ERROR) {
2100        /*
2101         * only drop EVENT messages, EBD and FBD are still
2102         * processed for bookkeeping purposes
2103         */
2104        if (msg.type == omx_message::EVENT) {
2105            ALOGW("Dropping OMX EVENT message - we're in ERROR state.");
2106            return;
2107        }
2108    }
2109
2110    switch (msg.type) {
2111        case omx_message::EVENT:
2112        {
2113            onEvent(
2114                 msg.u.event_data.event, msg.u.event_data.data1,
2115                 msg.u.event_data.data2);
2116
2117            break;
2118        }
2119
2120        case omx_message::EMPTY_BUFFER_DONE:
2121        {
2122            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2123
2124            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2125
2126            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2127            size_t i = 0;
2128            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2129                ++i;
2130            }
2131
2132            CHECK(i < buffers->size());
2133            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2134                ALOGW("We already own input buffer %p, yet received "
2135                     "an EMPTY_BUFFER_DONE.", buffer);
2136            }
2137
2138            BufferInfo* info = &buffers->editItemAt(i);
2139            info->mStatus = OWNED_BY_US;
2140
2141            // Buffer could not be released until empty buffer done is called.
2142            if (info->mMediaBuffer != NULL) {
2143                info->mMediaBuffer->release();
2144                info->mMediaBuffer = NULL;
2145            }
2146
2147            if (mPortStatus[kPortIndexInput] == DISABLING) {
2148                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2149
2150                status_t err = freeBuffer(kPortIndexInput, i);
2151                CHECK_EQ(err, (status_t)OK);
2152            } else if (mState != ERROR
2153                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2154                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2155
2156                if (mFlags & kUseSecureInputBuffers) {
2157                    drainAnyInputBuffer();
2158                } else {
2159                    drainInputBuffer(&buffers->editItemAt(i));
2160                }
2161            }
2162            break;
2163        }
2164
2165        case omx_message::FILL_BUFFER_DONE:
2166        {
2167            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2168            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2169
2170            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2171                 buffer,
2172                 msg.u.extended_buffer_data.range_length,
2173                 flags,
2174                 msg.u.extended_buffer_data.timestamp,
2175                 msg.u.extended_buffer_data.timestamp / 1E6);
2176
2177            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2178            size_t i = 0;
2179            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2180                ++i;
2181            }
2182
2183            CHECK(i < buffers->size());
2184            BufferInfo *info = &buffers->editItemAt(i);
2185
2186            if (info->mStatus != OWNED_BY_COMPONENT) {
2187                ALOGW("We already own output buffer %p, yet received "
2188                     "a FILL_BUFFER_DONE.", buffer);
2189            }
2190
2191            info->mStatus = OWNED_BY_US;
2192
2193            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2194                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2195
2196                status_t err = freeBuffer(kPortIndexOutput, i);
2197                CHECK_EQ(err, (status_t)OK);
2198
2199#if 0
2200            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2201                       && (flags & OMX_BUFFERFLAG_EOS)) {
2202                CODEC_LOGV("No more output data.");
2203                mNoMoreOutputData = true;
2204                mBufferFilled.signal();
2205#endif
2206            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2207                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2208
2209                if (info->mMediaBuffer == NULL) {
2210                    CHECK(mOMXLivesLocally);
2211                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2212                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2213
2214                    // The qcom video decoders on Nexus don't actually allocate
2215                    // output buffer memory on a call to OMX_AllocateBuffer
2216                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2217                    // structure is only filled in later.
2218
2219                    info->mMediaBuffer = new MediaBuffer(
2220                            msg.u.extended_buffer_data.data_ptr,
2221                            info->mSize);
2222                    info->mMediaBuffer->setObserver(this);
2223                }
2224
2225                MediaBuffer *buffer = info->mMediaBuffer;
2226                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2227
2228                if (!isGraphicBuffer
2229                    && msg.u.extended_buffer_data.range_offset
2230                        + msg.u.extended_buffer_data.range_length
2231                            > buffer->size()) {
2232                    CODEC_LOGE(
2233                            "Codec lied about its buffer size requirements, "
2234                            "sending a buffer larger than the originally "
2235                            "advertised size in FILL_BUFFER_DONE!");
2236                }
2237                buffer->set_range(
2238                        msg.u.extended_buffer_data.range_offset,
2239                        msg.u.extended_buffer_data.range_length);
2240
2241                buffer->meta_data()->clear();
2242
2243                buffer->meta_data()->setInt64(
2244                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2245
2246                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2247                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2248                }
2249                bool isCodecSpecific = false;
2250                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2251                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2252                    isCodecSpecific = true;
2253                }
2254
2255                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2256                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2257                }
2258
2259                buffer->meta_data()->setPointer(
2260                        kKeyPlatformPrivate,
2261                        msg.u.extended_buffer_data.platform_private);
2262
2263                buffer->meta_data()->setPointer(
2264                        kKeyBufferID,
2265                        msg.u.extended_buffer_data.buffer);
2266
2267                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2268                    CODEC_LOGV("No more output data.");
2269                    mNoMoreOutputData = true;
2270                }
2271
2272                if (mIsEncoder && mIsVideo) {
2273                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2274                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2275                }
2276
2277                if (mTargetTimeUs >= 0) {
2278                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2279
2280                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2281                        CODEC_LOGV(
2282                                "skipping output buffer at timestamp %lld us",
2283                                msg.u.extended_buffer_data.timestamp);
2284
2285                        fillOutputBuffer(info);
2286                        break;
2287                    }
2288
2289                    CODEC_LOGV(
2290                            "returning output buffer at target timestamp "
2291                            "%lld us",
2292                            msg.u.extended_buffer_data.timestamp);
2293
2294                    mTargetTimeUs = -1;
2295                }
2296
2297                mFilledBuffers.push_back(i);
2298                mBufferFilled.signal();
2299                if (mIsEncoder) {
2300                    sched_yield();
2301                }
2302            }
2303
2304            break;
2305        }
2306
2307        default:
2308        {
2309            CHECK(!"should not be here.");
2310            break;
2311        }
2312    }
2313}
2314
2315// Has the format changed in any way that the client would have to be aware of?
2316static bool formatHasNotablyChanged(
2317        const sp<MetaData> &from, const sp<MetaData> &to) {
2318    if (from.get() == NULL && to.get() == NULL) {
2319        return false;
2320    }
2321
2322    if ((from.get() == NULL && to.get() != NULL)
2323        || (from.get() != NULL && to.get() == NULL)) {
2324        return true;
2325    }
2326
2327    const char *mime_from, *mime_to;
2328    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2329    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2330
2331    if (strcasecmp(mime_from, mime_to)) {
2332        return true;
2333    }
2334
2335    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2336        int32_t colorFormat_from, colorFormat_to;
2337        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2338        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2339
2340        if (colorFormat_from != colorFormat_to) {
2341            return true;
2342        }
2343
2344        int32_t width_from, width_to;
2345        CHECK(from->findInt32(kKeyWidth, &width_from));
2346        CHECK(to->findInt32(kKeyWidth, &width_to));
2347
2348        if (width_from != width_to) {
2349            return true;
2350        }
2351
2352        int32_t height_from, height_to;
2353        CHECK(from->findInt32(kKeyHeight, &height_from));
2354        CHECK(to->findInt32(kKeyHeight, &height_to));
2355
2356        if (height_from != height_to) {
2357            return true;
2358        }
2359
2360        int32_t left_from, top_from, right_from, bottom_from;
2361        CHECK(from->findRect(
2362                    kKeyCropRect,
2363                    &left_from, &top_from, &right_from, &bottom_from));
2364
2365        int32_t left_to, top_to, right_to, bottom_to;
2366        CHECK(to->findRect(
2367                    kKeyCropRect,
2368                    &left_to, &top_to, &right_to, &bottom_to));
2369
2370        if (left_to != left_from || top_to != top_from
2371                || right_to != right_from || bottom_to != bottom_from) {
2372            return true;
2373        }
2374    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2375        int32_t numChannels_from, numChannels_to;
2376        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2377        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2378
2379        if (numChannels_from != numChannels_to) {
2380            return true;
2381        }
2382
2383        int32_t sampleRate_from, sampleRate_to;
2384        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2385        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2386
2387        if (sampleRate_from != sampleRate_to) {
2388            return true;
2389        }
2390    }
2391
2392    return false;
2393}
2394
2395void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2396    switch (event) {
2397        case OMX_EventCmdComplete:
2398        {
2399            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2400            break;
2401        }
2402
2403        case OMX_EventError:
2404        {
2405            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2406
2407            setState(ERROR);
2408            break;
2409        }
2410
2411        case OMX_EventPortSettingsChanged:
2412        {
2413            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2414                       data1, data2);
2415
2416            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2417                // There is no need to check whether mFilledBuffers is empty or not
2418                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2419                // the output buffers.
2420                if (data1 == kPortIndexOutput) {
2421                    CHECK(mFilledBuffers.empty());
2422                }
2423                onPortSettingsChanged(data1);
2424            } else if (data1 == kPortIndexOutput &&
2425                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2426                         data2 == OMX_IndexConfigCommonScale)) {
2427
2428                sp<MetaData> oldOutputFormat = mOutputFormat;
2429                initOutputFormat(mSource->getFormat());
2430
2431                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2432                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2433                    mOutputPortSettingsHaveChanged = true;
2434
2435                } else if (data2 == OMX_IndexConfigCommonScale) {
2436                    OMX_CONFIG_SCALEFACTORTYPE scale;
2437                    InitOMXParams(&scale);
2438                    scale.nPortIndex = kPortIndexOutput;
2439
2440                    // Change display dimension only when necessary.
2441                    if (OK == mOMX->getConfig(
2442                                        mNode,
2443                                        OMX_IndexConfigCommonScale,
2444                                        &scale, sizeof(scale))) {
2445                        int32_t left, top, right, bottom;
2446                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2447                                                      &left, &top,
2448                                                      &right, &bottom));
2449
2450                        // The scale is in 16.16 format.
2451                        // scale 1.0 = 0x010000. When there is no
2452                        // need to change the display, skip it.
2453                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2454                                scale.xWidth, scale.xHeight);
2455
2456                        if (scale.xWidth != 0x010000) {
2457                            mOutputFormat->setInt32(kKeyDisplayWidth,
2458                                    ((right - left +  1) * scale.xWidth)  >> 16);
2459                            mOutputPortSettingsHaveChanged = true;
2460                        }
2461
2462                        if (scale.xHeight != 0x010000) {
2463                            mOutputFormat->setInt32(kKeyDisplayHeight,
2464                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2465                            mOutputPortSettingsHaveChanged = true;
2466                        }
2467                    }
2468                }
2469            }
2470            break;
2471        }
2472
2473#if 0
2474        case OMX_EventBufferFlag:
2475        {
2476            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2477
2478            if (data1 == kPortIndexOutput) {
2479                mNoMoreOutputData = true;
2480            }
2481            break;
2482        }
2483#endif
2484
2485        default:
2486        {
2487            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2488            break;
2489        }
2490    }
2491}
2492
2493void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2494    switch (cmd) {
2495        case OMX_CommandStateSet:
2496        {
2497            onStateChange((OMX_STATETYPE)data);
2498            break;
2499        }
2500
2501        case OMX_CommandPortDisable:
2502        {
2503            OMX_U32 portIndex = data;
2504            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2505
2506            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2507            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2508            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2509
2510            mPortStatus[portIndex] = DISABLED;
2511
2512            if (mState == RECONFIGURING) {
2513                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2514
2515                sp<MetaData> oldOutputFormat = mOutputFormat;
2516                initOutputFormat(mSource->getFormat());
2517
2518                // Don't notify clients if the output port settings change
2519                // wasn't of importance to them, i.e. it may be that just the
2520                // number of buffers has changed and nothing else.
2521                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2522                if (!mOutputPortSettingsHaveChanged) {
2523                    mOutputPortSettingsHaveChanged = formatChanged;
2524                }
2525
2526                status_t err = enablePortAsync(portIndex);
2527                if (err != OK) {
2528                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2529                    setState(ERROR);
2530                } else {
2531                    err = allocateBuffersOnPort(portIndex);
2532                    if (err != OK) {
2533                        CODEC_LOGE("allocateBuffersOnPort (%s) failed "
2534                                   "(err = %d)",
2535                                   portIndex == kPortIndexInput
2536                                        ? "input" : "output",
2537                                   err);
2538
2539                        setState(ERROR);
2540                    }
2541                }
2542            }
2543            break;
2544        }
2545
2546        case OMX_CommandPortEnable:
2547        {
2548            OMX_U32 portIndex = data;
2549            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2550
2551            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2552            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2553
2554            mPortStatus[portIndex] = ENABLED;
2555
2556            if (mState == RECONFIGURING) {
2557                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2558
2559                setState(EXECUTING);
2560
2561                fillOutputBuffers();
2562            }
2563            break;
2564        }
2565
2566        case OMX_CommandFlush:
2567        {
2568            OMX_U32 portIndex = data;
2569
2570            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2571
2572            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2573            mPortStatus[portIndex] = ENABLED;
2574
2575            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2576                     mPortBuffers[portIndex].size());
2577
2578            if (mSkipCutBuffer != NULL && mPortStatus[kPortIndexOutput] == ENABLED) {
2579                mSkipCutBuffer->clear();
2580            }
2581
2582            if (mState == RECONFIGURING) {
2583                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2584
2585                disablePortAsync(portIndex);
2586            } else if (mState == EXECUTING_TO_IDLE) {
2587                if (mPortStatus[kPortIndexInput] == ENABLED
2588                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2589                    CODEC_LOGV("Finished flushing both ports, now completing "
2590                         "transition from EXECUTING to IDLE.");
2591
2592                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2593                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2594
2595                    status_t err =
2596                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2597                    CHECK_EQ(err, (status_t)OK);
2598                }
2599            } else {
2600                // We're flushing both ports in preparation for seeking.
2601
2602                if (mPortStatus[kPortIndexInput] == ENABLED
2603                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2604                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2605                         " seek-time.");
2606
2607                    // We implicitly resume pulling on our upstream source.
2608                    mPaused = false;
2609
2610                    drainInputBuffers();
2611                    fillOutputBuffers();
2612                }
2613
2614                if (mOutputPortSettingsChangedPending) {
2615                    CODEC_LOGV(
2616                            "Honoring deferred output port settings change.");
2617
2618                    mOutputPortSettingsChangedPending = false;
2619                    onPortSettingsChanged(kPortIndexOutput);
2620                }
2621            }
2622
2623            break;
2624        }
2625
2626        default:
2627        {
2628            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2629            break;
2630        }
2631    }
2632}
2633
2634void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2635    CODEC_LOGV("onStateChange %d", newState);
2636
2637    switch (newState) {
2638        case OMX_StateIdle:
2639        {
2640            CODEC_LOGV("Now Idle.");
2641            if (mState == LOADED_TO_IDLE) {
2642                status_t err = mOMX->sendCommand(
2643                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2644
2645                CHECK_EQ(err, (status_t)OK);
2646
2647                setState(IDLE_TO_EXECUTING);
2648            } else {
2649                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2650
2651                if (countBuffersWeOwn(mPortBuffers[kPortIndexInput]) !=
2652                    mPortBuffers[kPortIndexInput].size()) {
2653                    ALOGE("Codec did not return all input buffers "
2654                          "(received %d / %d)",
2655                            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2656                            mPortBuffers[kPortIndexInput].size());
2657                    TRESPASS();
2658                }
2659
2660                if (countBuffersWeOwn(mPortBuffers[kPortIndexOutput]) !=
2661                    mPortBuffers[kPortIndexOutput].size()) {
2662                    ALOGE("Codec did not return all output buffers "
2663                          "(received %d / %d)",
2664                            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2665                            mPortBuffers[kPortIndexOutput].size());
2666                    TRESPASS();
2667                }
2668
2669                status_t err = mOMX->sendCommand(
2670                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2671
2672                CHECK_EQ(err, (status_t)OK);
2673
2674                err = freeBuffersOnPort(kPortIndexInput);
2675                CHECK_EQ(err, (status_t)OK);
2676
2677                err = freeBuffersOnPort(kPortIndexOutput);
2678                CHECK_EQ(err, (status_t)OK);
2679
2680                mPortStatus[kPortIndexInput] = ENABLED;
2681                mPortStatus[kPortIndexOutput] = ENABLED;
2682
2683                if ((mFlags & kEnableGrallocUsageProtected) &&
2684                        mNativeWindow != NULL) {
2685                    // We push enough 1x1 blank buffers to ensure that one of
2686                    // them has made it to the display.  This allows the OMX
2687                    // component teardown to zero out any protected buffers
2688                    // without the risk of scanning out one of those buffers.
2689                    pushBlankBuffersToNativeWindow();
2690                }
2691
2692                setState(IDLE_TO_LOADED);
2693            }
2694            break;
2695        }
2696
2697        case OMX_StateExecuting:
2698        {
2699            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2700
2701            CODEC_LOGV("Now Executing.");
2702
2703            mOutputPortSettingsChangedPending = false;
2704
2705            setState(EXECUTING);
2706
2707            // Buffers will be submitted to the component in the first
2708            // call to OMXCodec::read as mInitialBufferSubmit is true at
2709            // this point. This ensures that this on_message call returns,
2710            // releases the lock and ::init can notice the state change and
2711            // itself return.
2712            break;
2713        }
2714
2715        case OMX_StateLoaded:
2716        {
2717            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2718
2719            CODEC_LOGV("Now Loaded.");
2720
2721            setState(LOADED);
2722            break;
2723        }
2724
2725        case OMX_StateInvalid:
2726        {
2727            setState(ERROR);
2728            break;
2729        }
2730
2731        default:
2732        {
2733            CHECK(!"should not be here.");
2734            break;
2735        }
2736    }
2737}
2738
2739// static
2740size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2741    size_t n = 0;
2742    for (size_t i = 0; i < buffers.size(); ++i) {
2743        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2744            ++n;
2745        }
2746    }
2747
2748    return n;
2749}
2750
2751status_t OMXCodec::freeBuffersOnPort(
2752        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2753    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2754
2755    status_t stickyErr = OK;
2756
2757    for (size_t i = buffers->size(); i-- > 0;) {
2758        BufferInfo *info = &buffers->editItemAt(i);
2759
2760        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2761            continue;
2762        }
2763
2764        CHECK(info->mStatus == OWNED_BY_US
2765                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2766
2767        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2768
2769        status_t err = freeBuffer(portIndex, i);
2770
2771        if (err != OK) {
2772            stickyErr = err;
2773        }
2774
2775    }
2776
2777    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2778
2779    return stickyErr;
2780}
2781
2782status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2783    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2784
2785    BufferInfo *info = &buffers->editItemAt(bufIndex);
2786
2787    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2788
2789    if (err == OK && info->mMediaBuffer != NULL) {
2790        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2791        info->mMediaBuffer->setObserver(NULL);
2792
2793        // Make sure nobody but us owns this buffer at this point.
2794        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2795
2796        // Cancel the buffer if it belongs to an ANativeWindow.
2797        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2798        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2799            err = cancelBufferToNativeWindow(info);
2800        }
2801
2802        info->mMediaBuffer->release();
2803        info->mMediaBuffer = NULL;
2804    }
2805
2806    if (err == OK) {
2807        buffers->removeAt(bufIndex);
2808    }
2809
2810    return err;
2811}
2812
2813void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2814    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2815
2816    CHECK_EQ((int)mState, (int)EXECUTING);
2817    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2818    CHECK(!mOutputPortSettingsChangedPending);
2819
2820    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2821        CODEC_LOGV("Deferring output port settings change.");
2822        mOutputPortSettingsChangedPending = true;
2823        return;
2824    }
2825
2826    setState(RECONFIGURING);
2827
2828    if (mQuirks & kNeedsFlushBeforeDisable) {
2829        if (!flushPortAsync(portIndex)) {
2830            onCmdComplete(OMX_CommandFlush, portIndex);
2831        }
2832    } else {
2833        disablePortAsync(portIndex);
2834    }
2835}
2836
2837bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2838    CHECK(mState == EXECUTING || mState == RECONFIGURING
2839            || mState == EXECUTING_TO_IDLE);
2840
2841    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2842         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2843         mPortBuffers[portIndex].size());
2844
2845    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2846    mPortStatus[portIndex] = SHUTTING_DOWN;
2847
2848    if ((mQuirks & kRequiresFlushCompleteEmulation)
2849        && countBuffersWeOwn(mPortBuffers[portIndex])
2850                == mPortBuffers[portIndex].size()) {
2851        // No flush is necessary and this component fails to send a
2852        // flush-complete event in this case.
2853
2854        return false;
2855    }
2856
2857    status_t err =
2858        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2859    CHECK_EQ(err, (status_t)OK);
2860
2861    return true;
2862}
2863
2864void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2865    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2866
2867    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2868    mPortStatus[portIndex] = DISABLING;
2869
2870    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2871    status_t err =
2872        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2873    CHECK_EQ(err, (status_t)OK);
2874
2875    freeBuffersOnPort(portIndex, true);
2876}
2877
2878status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2879    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2880
2881    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2882    mPortStatus[portIndex] = ENABLING;
2883
2884    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2885    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2886}
2887
2888void OMXCodec::fillOutputBuffers() {
2889    CHECK_EQ((int)mState, (int)EXECUTING);
2890
2891    // This is a workaround for some decoders not properly reporting
2892    // end-of-output-stream. If we own all input buffers and also own
2893    // all output buffers and we already signalled end-of-input-stream,
2894    // the end-of-output-stream is implied.
2895    if (mSignalledEOS
2896            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2897                == mPortBuffers[kPortIndexInput].size()
2898            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2899                == mPortBuffers[kPortIndexOutput].size()) {
2900        mNoMoreOutputData = true;
2901        mBufferFilled.signal();
2902
2903        return;
2904    }
2905
2906    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2907    for (size_t i = 0; i < buffers->size(); ++i) {
2908        BufferInfo *info = &buffers->editItemAt(i);
2909        if (info->mStatus == OWNED_BY_US) {
2910            fillOutputBuffer(&buffers->editItemAt(i));
2911        }
2912    }
2913}
2914
2915void OMXCodec::drainInputBuffers() {
2916    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2917
2918    if (mFlags & kUseSecureInputBuffers) {
2919        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2920        for (size_t i = 0; i < buffers->size(); ++i) {
2921            if (!drainAnyInputBuffer()
2922                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2923                break;
2924            }
2925        }
2926    } else {
2927        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2928        for (size_t i = 0; i < buffers->size(); ++i) {
2929            BufferInfo *info = &buffers->editItemAt(i);
2930
2931            if (info->mStatus != OWNED_BY_US) {
2932                continue;
2933            }
2934
2935            if (!drainInputBuffer(info)) {
2936                break;
2937            }
2938
2939            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2940                break;
2941            }
2942        }
2943    }
2944}
2945
2946bool OMXCodec::drainAnyInputBuffer() {
2947    return drainInputBuffer((BufferInfo *)NULL);
2948}
2949
2950OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2951    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2952    for (size_t i = 0; i < infos->size(); ++i) {
2953        BufferInfo *info = &infos->editItemAt(i);
2954
2955        if (info->mData == ptr) {
2956            CODEC_LOGV(
2957                    "input buffer data ptr = %p, buffer_id = %p",
2958                    ptr,
2959                    info->mBuffer);
2960
2961            return info;
2962        }
2963    }
2964
2965    TRESPASS();
2966}
2967
2968OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2969    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2970    for (size_t i = 0; i < infos->size(); ++i) {
2971        BufferInfo *info = &infos->editItemAt(i);
2972
2973        if (info->mStatus == OWNED_BY_US) {
2974            return info;
2975        }
2976    }
2977
2978    TRESPASS();
2979}
2980
2981bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2982    if (info != NULL) {
2983        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2984    }
2985
2986    if (mSignalledEOS) {
2987        return false;
2988    }
2989
2990    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2991        CHECK(!(mFlags & kUseSecureInputBuffers));
2992
2993        const CodecSpecificData *specific =
2994            mCodecSpecificData[mCodecSpecificDataIndex];
2995
2996        size_t size = specific->mSize;
2997
2998        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2999                && !(mQuirks & kWantsNALFragments)) {
3000            static const uint8_t kNALStartCode[4] =
3001                    { 0x00, 0x00, 0x00, 0x01 };
3002
3003            CHECK(info->mSize >= specific->mSize + 4);
3004
3005            size += 4;
3006
3007            memcpy(info->mData, kNALStartCode, 4);
3008            memcpy((uint8_t *)info->mData + 4,
3009                   specific->mData, specific->mSize);
3010        } else {
3011            CHECK(info->mSize >= specific->mSize);
3012            memcpy(info->mData, specific->mData, specific->mSize);
3013        }
3014
3015        mNoMoreOutputData = false;
3016
3017        CODEC_LOGV("calling emptyBuffer with codec specific data");
3018
3019        status_t err = mOMX->emptyBuffer(
3020                mNode, info->mBuffer, 0, size,
3021                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
3022                0);
3023        CHECK_EQ(err, (status_t)OK);
3024
3025        info->mStatus = OWNED_BY_COMPONENT;
3026
3027        ++mCodecSpecificDataIndex;
3028        return true;
3029    }
3030
3031    if (mPaused) {
3032        return false;
3033    }
3034
3035    status_t err;
3036
3037    bool signalEOS = false;
3038    int64_t timestampUs = 0;
3039
3040    size_t offset = 0;
3041    int32_t n = 0;
3042
3043
3044    for (;;) {
3045        MediaBuffer *srcBuffer;
3046        if (mSeekTimeUs >= 0) {
3047            if (mLeftOverBuffer) {
3048                mLeftOverBuffer->release();
3049                mLeftOverBuffer = NULL;
3050            }
3051
3052            MediaSource::ReadOptions options;
3053            options.setSeekTo(mSeekTimeUs, mSeekMode);
3054
3055            mSeekTimeUs = -1;
3056            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3057            mBufferFilled.signal();
3058
3059            err = mSource->read(&srcBuffer, &options);
3060
3061            if (err == OK) {
3062                int64_t targetTimeUs;
3063                if (srcBuffer->meta_data()->findInt64(
3064                            kKeyTargetTime, &targetTimeUs)
3065                        && targetTimeUs >= 0) {
3066                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3067                    mTargetTimeUs = targetTimeUs;
3068                } else {
3069                    mTargetTimeUs = -1;
3070                }
3071            }
3072        } else if (mLeftOverBuffer) {
3073            srcBuffer = mLeftOverBuffer;
3074            mLeftOverBuffer = NULL;
3075
3076            err = OK;
3077        } else {
3078            err = mSource->read(&srcBuffer);
3079        }
3080
3081        if (err != OK) {
3082            signalEOS = true;
3083            mFinalStatus = err;
3084            mSignalledEOS = true;
3085            mBufferFilled.signal();
3086            break;
3087        }
3088
3089        if (mFlags & kUseSecureInputBuffers) {
3090            info = findInputBufferByDataPointer(srcBuffer->data());
3091            CHECK(info != NULL);
3092        }
3093
3094        size_t remainingBytes = info->mSize - offset;
3095
3096        if (srcBuffer->range_length() > remainingBytes) {
3097            if (offset == 0) {
3098                CODEC_LOGE(
3099                     "Codec's input buffers are too small to accomodate "
3100                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3101                     info->mSize, srcBuffer->range_length());
3102
3103                srcBuffer->release();
3104                srcBuffer = NULL;
3105
3106                setState(ERROR);
3107                return false;
3108            }
3109
3110            mLeftOverBuffer = srcBuffer;
3111            break;
3112        }
3113
3114        bool releaseBuffer = true;
3115        if (mFlags & kStoreMetaDataInVideoBuffers) {
3116                releaseBuffer = false;
3117                info->mMediaBuffer = srcBuffer;
3118        }
3119
3120        if (mFlags & kUseSecureInputBuffers) {
3121                // Data in "info" is already provided at this time.
3122
3123                releaseBuffer = false;
3124
3125                CHECK(info->mMediaBuffer == NULL);
3126                info->mMediaBuffer = srcBuffer;
3127        } else {
3128            CHECK(srcBuffer->data() != NULL) ;
3129            memcpy((uint8_t *)info->mData + offset,
3130                    (const uint8_t *)srcBuffer->data()
3131                        + srcBuffer->range_offset(),
3132                    srcBuffer->range_length());
3133        }
3134
3135        int64_t lastBufferTimeUs;
3136        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3137        CHECK(lastBufferTimeUs >= 0);
3138        if (mIsEncoder && mIsVideo) {
3139            mDecodingTimeList.push_back(lastBufferTimeUs);
3140        }
3141
3142        if (offset == 0) {
3143            timestampUs = lastBufferTimeUs;
3144        }
3145
3146        offset += srcBuffer->range_length();
3147
3148        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3149            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3150            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3151
3152            int32_t numPageSamples;
3153            if (!srcBuffer->meta_data()->findInt32(
3154                        kKeyValidSamples, &numPageSamples)) {
3155                numPageSamples = -1;
3156            }
3157
3158            memcpy((uint8_t *)info->mData + offset,
3159                   &numPageSamples,
3160                   sizeof(numPageSamples));
3161
3162            offset += sizeof(numPageSamples);
3163        }
3164
3165        if (releaseBuffer) {
3166            srcBuffer->release();
3167            srcBuffer = NULL;
3168        }
3169
3170        ++n;
3171
3172        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3173            break;
3174        }
3175
3176        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3177
3178        if (coalescedDurationUs > 250000ll) {
3179            // Don't coalesce more than 250ms worth of encoded data at once.
3180            break;
3181        }
3182    }
3183
3184    if (n > 1) {
3185        ALOGV("coalesced %d frames into one input buffer", n);
3186    }
3187
3188    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3189
3190    if (signalEOS) {
3191        flags |= OMX_BUFFERFLAG_EOS;
3192    } else {
3193        mNoMoreOutputData = false;
3194    }
3195
3196    if (info == NULL) {
3197        CHECK(mFlags & kUseSecureInputBuffers);
3198        CHECK(signalEOS);
3199
3200        // This is fishy, there's still a MediaBuffer corresponding to this
3201        // info available to the source at this point even though we're going
3202        // to use it to signal EOS to the codec.
3203        info = findEmptyInputBuffer();
3204    }
3205
3206    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3207               "timestamp %lld us (%.2f secs)",
3208               info->mBuffer, offset,
3209               timestampUs, timestampUs / 1E6);
3210
3211    err = mOMX->emptyBuffer(
3212            mNode, info->mBuffer, 0, offset,
3213            flags, timestampUs);
3214
3215    if (err != OK) {
3216        setState(ERROR);
3217        return false;
3218    }
3219
3220    info->mStatus = OWNED_BY_COMPONENT;
3221
3222    return true;
3223}
3224
3225void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3226    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3227
3228    if (mNoMoreOutputData) {
3229        CODEC_LOGV("There is no more output data available, not "
3230             "calling fillOutputBuffer");
3231        return;
3232    }
3233
3234    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3235    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3236
3237    if (err != OK) {
3238        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3239
3240        setState(ERROR);
3241        return;
3242    }
3243
3244    info->mStatus = OWNED_BY_COMPONENT;
3245}
3246
3247bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3248    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3249    for (size_t i = 0; i < buffers->size(); ++i) {
3250        if ((*buffers)[i].mBuffer == buffer) {
3251            return drainInputBuffer(&buffers->editItemAt(i));
3252        }
3253    }
3254
3255    CHECK(!"should not be here.");
3256
3257    return false;
3258}
3259
3260void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3261    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3262    for (size_t i = 0; i < buffers->size(); ++i) {
3263        if ((*buffers)[i].mBuffer == buffer) {
3264            fillOutputBuffer(&buffers->editItemAt(i));
3265            return;
3266        }
3267    }
3268
3269    CHECK(!"should not be here.");
3270}
3271
3272void OMXCodec::setState(State newState) {
3273    mState = newState;
3274    mAsyncCompletion.signal();
3275
3276    // This may cause some spurious wakeups but is necessary to
3277    // unblock the reader if we enter ERROR state.
3278    mBufferFilled.signal();
3279}
3280
3281status_t OMXCodec::waitForBufferFilled_l() {
3282
3283    if (mIsEncoder) {
3284        // For timelapse video recording, the timelapse video recording may
3285        // not send an input frame for a _long_ time. Do not use timeout
3286        // for video encoding.
3287        return mBufferFilled.wait(mLock);
3288    }
3289    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3290    if (err != OK) {
3291        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3292            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3293            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3294    }
3295    return err;
3296}
3297
3298void OMXCodec::setRawAudioFormat(
3299        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3300
3301    // port definition
3302    OMX_PARAM_PORTDEFINITIONTYPE def;
3303    InitOMXParams(&def);
3304    def.nPortIndex = portIndex;
3305    status_t err = mOMX->getParameter(
3306            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3307    CHECK_EQ(err, (status_t)OK);
3308    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3309    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3310            &def, sizeof(def)), (status_t)OK);
3311
3312    // pcm param
3313    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3314    InitOMXParams(&pcmParams);
3315    pcmParams.nPortIndex = portIndex;
3316
3317    err = mOMX->getParameter(
3318            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3319
3320    CHECK_EQ(err, (status_t)OK);
3321
3322    pcmParams.nChannels = numChannels;
3323    pcmParams.eNumData = OMX_NumericalDataSigned;
3324    pcmParams.bInterleaved = OMX_TRUE;
3325    pcmParams.nBitPerSample = 16;
3326    pcmParams.nSamplingRate = sampleRate;
3327    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3328
3329    CHECK_EQ(getOMXChannelMapping(
3330                numChannels, pcmParams.eChannelMapping), (status_t)OK);
3331
3332    err = mOMX->setParameter(
3333            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3334
3335    CHECK_EQ(err, (status_t)OK);
3336}
3337
3338static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3339    if (isAMRWB) {
3340        if (bps <= 6600) {
3341            return OMX_AUDIO_AMRBandModeWB0;
3342        } else if (bps <= 8850) {
3343            return OMX_AUDIO_AMRBandModeWB1;
3344        } else if (bps <= 12650) {
3345            return OMX_AUDIO_AMRBandModeWB2;
3346        } else if (bps <= 14250) {
3347            return OMX_AUDIO_AMRBandModeWB3;
3348        } else if (bps <= 15850) {
3349            return OMX_AUDIO_AMRBandModeWB4;
3350        } else if (bps <= 18250) {
3351            return OMX_AUDIO_AMRBandModeWB5;
3352        } else if (bps <= 19850) {
3353            return OMX_AUDIO_AMRBandModeWB6;
3354        } else if (bps <= 23050) {
3355            return OMX_AUDIO_AMRBandModeWB7;
3356        }
3357
3358        // 23850 bps
3359        return OMX_AUDIO_AMRBandModeWB8;
3360    } else {  // AMRNB
3361        if (bps <= 4750) {
3362            return OMX_AUDIO_AMRBandModeNB0;
3363        } else if (bps <= 5150) {
3364            return OMX_AUDIO_AMRBandModeNB1;
3365        } else if (bps <= 5900) {
3366            return OMX_AUDIO_AMRBandModeNB2;
3367        } else if (bps <= 6700) {
3368            return OMX_AUDIO_AMRBandModeNB3;
3369        } else if (bps <= 7400) {
3370            return OMX_AUDIO_AMRBandModeNB4;
3371        } else if (bps <= 7950) {
3372            return OMX_AUDIO_AMRBandModeNB5;
3373        } else if (bps <= 10200) {
3374            return OMX_AUDIO_AMRBandModeNB6;
3375        }
3376
3377        // 12200 bps
3378        return OMX_AUDIO_AMRBandModeNB7;
3379    }
3380}
3381
3382void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3383    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3384
3385    OMX_AUDIO_PARAM_AMRTYPE def;
3386    InitOMXParams(&def);
3387    def.nPortIndex = portIndex;
3388
3389    status_t err =
3390        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3391
3392    CHECK_EQ(err, (status_t)OK);
3393
3394    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3395
3396    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3397    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3398    CHECK_EQ(err, (status_t)OK);
3399
3400    ////////////////////////
3401
3402    if (mIsEncoder) {
3403        sp<MetaData> format = mSource->getFormat();
3404        int32_t sampleRate;
3405        int32_t numChannels;
3406        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3407        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3408
3409        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3410    }
3411}
3412
3413status_t OMXCodec::setAACFormat(
3414        int32_t numChannels, int32_t sampleRate, int32_t bitRate, int32_t aacProfile, bool isADTS) {
3415    if (numChannels > 2) {
3416        ALOGW("Number of channels: (%d) \n", numChannels);
3417    }
3418
3419    if (mIsEncoder) {
3420        if (isADTS) {
3421            return -EINVAL;
3422        }
3423
3424        //////////////// input port ////////////////////
3425        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3426
3427        //////////////// output port ////////////////////
3428        // format
3429        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3430        InitOMXParams(&format);
3431        format.nPortIndex = kPortIndexOutput;
3432        format.nIndex = 0;
3433        status_t err = OMX_ErrorNone;
3434        while (OMX_ErrorNone == err) {
3435            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3436                    &format, sizeof(format)), (status_t)OK);
3437            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3438                break;
3439            }
3440            format.nIndex++;
3441        }
3442        CHECK_EQ((status_t)OK, err);
3443        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3444                &format, sizeof(format)), (status_t)OK);
3445
3446        // port definition
3447        OMX_PARAM_PORTDEFINITIONTYPE def;
3448        InitOMXParams(&def);
3449        def.nPortIndex = kPortIndexOutput;
3450        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3451                &def, sizeof(def)), (status_t)OK);
3452        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3453        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3454        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3455                &def, sizeof(def)), (status_t)OK);
3456
3457        // profile
3458        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3459        InitOMXParams(&profile);
3460        profile.nPortIndex = kPortIndexOutput;
3461        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3462                &profile, sizeof(profile)), (status_t)OK);
3463        profile.nChannels = numChannels;
3464        profile.eChannelMode = (numChannels == 1?
3465                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3466        profile.nSampleRate = sampleRate;
3467        profile.nBitRate = bitRate;
3468        profile.nAudioBandWidth = 0;
3469        profile.nFrameLength = 0;
3470        profile.nAACtools = OMX_AUDIO_AACToolAll;
3471        profile.nAACERtools = OMX_AUDIO_AACERNone;
3472        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
3473        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3474        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3475                &profile, sizeof(profile));
3476
3477        if (err != OK) {
3478            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3479                       "(err = %d)",
3480                       err);
3481            return err;
3482        }
3483    } else {
3484        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3485        InitOMXParams(&profile);
3486        profile.nPortIndex = kPortIndexInput;
3487
3488        status_t err = mOMX->getParameter(
3489                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3490        CHECK_EQ(err, (status_t)OK);
3491
3492        profile.nChannels = numChannels;
3493        profile.nSampleRate = sampleRate;
3494
3495        profile.eAACStreamFormat =
3496            isADTS
3497                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3498                : OMX_AUDIO_AACStreamFormatMP4FF;
3499
3500        err = mOMX->setParameter(
3501                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3502
3503        if (err != OK) {
3504            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3505                       "(err = %d)",
3506                       err);
3507            return err;
3508        }
3509    }
3510
3511    return OK;
3512}
3513
3514void OMXCodec::setG711Format(int32_t numChannels) {
3515    CHECK(!mIsEncoder);
3516    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3517}
3518
3519void OMXCodec::setImageOutputFormat(
3520        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3521    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3522
3523#if 0
3524    OMX_INDEXTYPE index;
3525    status_t err = mOMX->get_extension_index(
3526            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3527    CHECK_EQ(err, (status_t)OK);
3528
3529    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3530    CHECK_EQ(err, (status_t)OK);
3531#endif
3532
3533    OMX_PARAM_PORTDEFINITIONTYPE def;
3534    InitOMXParams(&def);
3535    def.nPortIndex = kPortIndexOutput;
3536
3537    status_t err = mOMX->getParameter(
3538            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3539    CHECK_EQ(err, (status_t)OK);
3540
3541    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3542
3543    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3544
3545    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3546    imageDef->eColorFormat = format;
3547    imageDef->nFrameWidth = width;
3548    imageDef->nFrameHeight = height;
3549
3550    switch (format) {
3551        case OMX_COLOR_FormatYUV420PackedPlanar:
3552        case OMX_COLOR_FormatYUV411Planar:
3553        {
3554            def.nBufferSize = (width * height * 3) / 2;
3555            break;
3556        }
3557
3558        case OMX_COLOR_FormatCbYCrY:
3559        {
3560            def.nBufferSize = width * height * 2;
3561            break;
3562        }
3563
3564        case OMX_COLOR_Format32bitARGB8888:
3565        {
3566            def.nBufferSize = width * height * 4;
3567            break;
3568        }
3569
3570        case OMX_COLOR_Format16bitARGB4444:
3571        case OMX_COLOR_Format16bitARGB1555:
3572        case OMX_COLOR_Format16bitRGB565:
3573        case OMX_COLOR_Format16bitBGR565:
3574        {
3575            def.nBufferSize = width * height * 2;
3576            break;
3577        }
3578
3579        default:
3580            CHECK(!"Should not be here. Unknown color format.");
3581            break;
3582    }
3583
3584    def.nBufferCountActual = def.nBufferCountMin;
3585
3586    err = mOMX->setParameter(
3587            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3588    CHECK_EQ(err, (status_t)OK);
3589}
3590
3591void OMXCodec::setJPEGInputFormat(
3592        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3593    OMX_PARAM_PORTDEFINITIONTYPE def;
3594    InitOMXParams(&def);
3595    def.nPortIndex = kPortIndexInput;
3596
3597    status_t err = mOMX->getParameter(
3598            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3599    CHECK_EQ(err, (status_t)OK);
3600
3601    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3602    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3603
3604    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3605    imageDef->nFrameWidth = width;
3606    imageDef->nFrameHeight = height;
3607
3608    def.nBufferSize = compressedSize;
3609    def.nBufferCountActual = def.nBufferCountMin;
3610
3611    err = mOMX->setParameter(
3612            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3613    CHECK_EQ(err, (status_t)OK);
3614}
3615
3616void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3617    CodecSpecificData *specific =
3618        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3619
3620    specific->mSize = size;
3621    memcpy(specific->mData, data, size);
3622
3623    mCodecSpecificData.push(specific);
3624}
3625
3626void OMXCodec::clearCodecSpecificData() {
3627    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3628        free(mCodecSpecificData.editItemAt(i));
3629    }
3630    mCodecSpecificData.clear();
3631    mCodecSpecificDataIndex = 0;
3632}
3633
3634status_t OMXCodec::start(MetaData *meta) {
3635    Mutex::Autolock autoLock(mLock);
3636
3637    if (mState != LOADED) {
3638        CODEC_LOGE("called start in the unexpected state: %d", mState);
3639        return UNKNOWN_ERROR;
3640    }
3641
3642    sp<MetaData> params = new MetaData;
3643    if (mQuirks & kWantsNALFragments) {
3644        params->setInt32(kKeyWantsNALFragments, true);
3645    }
3646    if (meta) {
3647        int64_t startTimeUs = 0;
3648        int64_t timeUs;
3649        if (meta->findInt64(kKeyTime, &timeUs)) {
3650            startTimeUs = timeUs;
3651        }
3652        params->setInt64(kKeyTime, startTimeUs);
3653    }
3654
3655    mCodecSpecificDataIndex = 0;
3656    mInitialBufferSubmit = true;
3657    mSignalledEOS = false;
3658    mNoMoreOutputData = false;
3659    mOutputPortSettingsHaveChanged = false;
3660    mSeekTimeUs = -1;
3661    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3662    mTargetTimeUs = -1;
3663    mFilledBuffers.clear();
3664    mPaused = false;
3665
3666    status_t err;
3667    if (mIsEncoder) {
3668        // Calling init() before starting its source so that we can configure,
3669        // if supported, the source to use exactly the same number of input
3670        // buffers as requested by the encoder.
3671        if ((err = init()) != OK) {
3672            CODEC_LOGE("init failed: %d", err);
3673            return err;
3674        }
3675
3676        params->setInt32(kKeyNumBuffers, mPortBuffers[kPortIndexInput].size());
3677        err = mSource->start(params.get());
3678        if (err != OK) {
3679            CODEC_LOGE("source failed to start: %d", err);
3680            stopOmxComponent_l();
3681        }
3682        return err;
3683    }
3684
3685    // Decoder case
3686    if ((err = mSource->start(params.get())) != OK) {
3687        CODEC_LOGE("source failed to start: %d", err);
3688        return err;
3689    }
3690    return init();
3691}
3692
3693status_t OMXCodec::stop() {
3694    CODEC_LOGV("stop mState=%d", mState);
3695    Mutex::Autolock autoLock(mLock);
3696    status_t err = stopOmxComponent_l();
3697    mSource->stop();
3698
3699    CODEC_LOGV("stopped in state %d", mState);
3700    return err;
3701}
3702
3703status_t OMXCodec::stopOmxComponent_l() {
3704    CODEC_LOGV("stopOmxComponent_l mState=%d", mState);
3705
3706    while (isIntermediateState(mState)) {
3707        mAsyncCompletion.wait(mLock);
3708    }
3709
3710    bool isError = false;
3711    switch (mState) {
3712        case LOADED:
3713            break;
3714
3715        case ERROR:
3716        {
3717            if (mPortStatus[kPortIndexOutput] == ENABLING) {
3718                // Codec is in a wedged state (technical term)
3719                // We've seen an output port settings change from the codec,
3720                // We've disabled the output port, then freed the output
3721                // buffers, initiated re-enabling the output port but
3722                // failed to reallocate the output buffers.
3723                // There doesn't seem to be a way to orderly transition
3724                // from executing->idle and idle->loaded now that the
3725                // output port hasn't been reenabled yet...
3726                // Simply free as many resources as we can and pretend
3727                // that we're in LOADED state so that the destructor
3728                // will free the component instance without asserting.
3729                freeBuffersOnPort(kPortIndexInput, true /* onlyThoseWeOwn */);
3730                freeBuffersOnPort(kPortIndexOutput, true /* onlyThoseWeOwn */);
3731                setState(LOADED);
3732                break;
3733            } else {
3734                OMX_STATETYPE state = OMX_StateInvalid;
3735                status_t err = mOMX->getState(mNode, &state);
3736                CHECK_EQ(err, (status_t)OK);
3737
3738                if (state != OMX_StateExecuting) {
3739                    break;
3740                }
3741                // else fall through to the idling code
3742            }
3743
3744            isError = true;
3745        }
3746
3747        case EXECUTING:
3748        {
3749            setState(EXECUTING_TO_IDLE);
3750
3751            if (mQuirks & kRequiresFlushBeforeShutdown) {
3752                CODEC_LOGV("This component requires a flush before transitioning "
3753                     "from EXECUTING to IDLE...");
3754
3755                bool emulateInputFlushCompletion =
3756                    !flushPortAsync(kPortIndexInput);
3757
3758                bool emulateOutputFlushCompletion =
3759                    !flushPortAsync(kPortIndexOutput);
3760
3761                if (emulateInputFlushCompletion) {
3762                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3763                }
3764
3765                if (emulateOutputFlushCompletion) {
3766                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3767                }
3768            } else {
3769                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3770                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3771
3772                status_t err =
3773                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3774                CHECK_EQ(err, (status_t)OK);
3775            }
3776
3777            while (mState != LOADED && mState != ERROR) {
3778                mAsyncCompletion.wait(mLock);
3779            }
3780
3781            if (isError) {
3782                // We were in the ERROR state coming in, so restore that now
3783                // that we've idled the OMX component.
3784                setState(ERROR);
3785            }
3786
3787            break;
3788        }
3789
3790        default:
3791        {
3792            CHECK(!"should not be here.");
3793            break;
3794        }
3795    }
3796
3797    if (mLeftOverBuffer) {
3798        mLeftOverBuffer->release();
3799        mLeftOverBuffer = NULL;
3800    }
3801
3802    return OK;
3803}
3804
3805sp<MetaData> OMXCodec::getFormat() {
3806    Mutex::Autolock autoLock(mLock);
3807
3808    return mOutputFormat;
3809}
3810
3811status_t OMXCodec::read(
3812        MediaBuffer **buffer, const ReadOptions *options) {
3813    status_t err = OK;
3814    *buffer = NULL;
3815
3816    Mutex::Autolock autoLock(mLock);
3817
3818    if (mState != EXECUTING && mState != RECONFIGURING) {
3819        return UNKNOWN_ERROR;
3820    }
3821
3822    bool seeking = false;
3823    int64_t seekTimeUs;
3824    ReadOptions::SeekMode seekMode;
3825    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3826        seeking = true;
3827    }
3828
3829    if (mInitialBufferSubmit) {
3830        mInitialBufferSubmit = false;
3831
3832        if (seeking) {
3833            CHECK(seekTimeUs >= 0);
3834            mSeekTimeUs = seekTimeUs;
3835            mSeekMode = seekMode;
3836
3837            // There's no reason to trigger the code below, there's
3838            // nothing to flush yet.
3839            seeking = false;
3840            mPaused = false;
3841        }
3842
3843        drainInputBuffers();
3844
3845        if (mState == EXECUTING) {
3846            // Otherwise mState == RECONFIGURING and this code will trigger
3847            // after the output port is reenabled.
3848            fillOutputBuffers();
3849        }
3850    }
3851
3852    if (seeking) {
3853        while (mState == RECONFIGURING) {
3854            if ((err = waitForBufferFilled_l()) != OK) {
3855                return err;
3856            }
3857        }
3858
3859        if (mState != EXECUTING) {
3860            return UNKNOWN_ERROR;
3861        }
3862
3863        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3864
3865        mSignalledEOS = false;
3866
3867        CHECK(seekTimeUs >= 0);
3868        mSeekTimeUs = seekTimeUs;
3869        mSeekMode = seekMode;
3870
3871        mFilledBuffers.clear();
3872
3873        CHECK_EQ((int)mState, (int)EXECUTING);
3874
3875        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3876        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3877
3878        if (emulateInputFlushCompletion) {
3879            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3880        }
3881
3882        if (emulateOutputFlushCompletion) {
3883            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3884        }
3885
3886        while (mSeekTimeUs >= 0) {
3887            if ((err = waitForBufferFilled_l()) != OK) {
3888                return err;
3889            }
3890        }
3891    }
3892
3893    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3894        if ((err = waitForBufferFilled_l()) != OK) {
3895            return err;
3896        }
3897    }
3898
3899    if (mState == ERROR) {
3900        return UNKNOWN_ERROR;
3901    }
3902
3903    if (mFilledBuffers.empty()) {
3904        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3905    }
3906
3907    if (mOutputPortSettingsHaveChanged) {
3908        mOutputPortSettingsHaveChanged = false;
3909
3910        return INFO_FORMAT_CHANGED;
3911    }
3912
3913    size_t index = *mFilledBuffers.begin();
3914    mFilledBuffers.erase(mFilledBuffers.begin());
3915
3916    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3917    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3918    info->mStatus = OWNED_BY_CLIENT;
3919
3920    info->mMediaBuffer->add_ref();
3921    if (mSkipCutBuffer != NULL) {
3922        mSkipCutBuffer->submit(info->mMediaBuffer);
3923    }
3924    *buffer = info->mMediaBuffer;
3925
3926    return OK;
3927}
3928
3929void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3930    Mutex::Autolock autoLock(mLock);
3931
3932    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3933    for (size_t i = 0; i < buffers->size(); ++i) {
3934        BufferInfo *info = &buffers->editItemAt(i);
3935
3936        if (info->mMediaBuffer == buffer) {
3937            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3938            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3939
3940            info->mStatus = OWNED_BY_US;
3941
3942            if (buffer->graphicBuffer() == 0) {
3943                fillOutputBuffer(info);
3944            } else {
3945                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3946                int32_t rendered = 0;
3947                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3948                    rendered = 0;
3949                }
3950                if (!rendered) {
3951                    status_t err = cancelBufferToNativeWindow(info);
3952                    if (err < 0) {
3953                        return;
3954                    }
3955                }
3956
3957                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3958
3959                // Dequeue the next buffer from the native window.
3960                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3961                if (nextBufInfo == 0) {
3962                    return;
3963                }
3964
3965                // Give the buffer to the OMX node to fill.
3966                fillOutputBuffer(nextBufInfo);
3967            }
3968            return;
3969        }
3970    }
3971
3972    CHECK(!"should not be here.");
3973}
3974
3975static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3976    static const char *kNames[] = {
3977        "OMX_IMAGE_CodingUnused",
3978        "OMX_IMAGE_CodingAutoDetect",
3979        "OMX_IMAGE_CodingJPEG",
3980        "OMX_IMAGE_CodingJPEG2K",
3981        "OMX_IMAGE_CodingEXIF",
3982        "OMX_IMAGE_CodingTIFF",
3983        "OMX_IMAGE_CodingGIF",
3984        "OMX_IMAGE_CodingPNG",
3985        "OMX_IMAGE_CodingLZW",
3986        "OMX_IMAGE_CodingBMP",
3987    };
3988
3989    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3990
3991    if (type < 0 || (size_t)type >= numNames) {
3992        return "UNKNOWN";
3993    } else {
3994        return kNames[type];
3995    }
3996}
3997
3998static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3999    static const char *kNames[] = {
4000        "OMX_COLOR_FormatUnused",
4001        "OMX_COLOR_FormatMonochrome",
4002        "OMX_COLOR_Format8bitRGB332",
4003        "OMX_COLOR_Format12bitRGB444",
4004        "OMX_COLOR_Format16bitARGB4444",
4005        "OMX_COLOR_Format16bitARGB1555",
4006        "OMX_COLOR_Format16bitRGB565",
4007        "OMX_COLOR_Format16bitBGR565",
4008        "OMX_COLOR_Format18bitRGB666",
4009        "OMX_COLOR_Format18bitARGB1665",
4010        "OMX_COLOR_Format19bitARGB1666",
4011        "OMX_COLOR_Format24bitRGB888",
4012        "OMX_COLOR_Format24bitBGR888",
4013        "OMX_COLOR_Format24bitARGB1887",
4014        "OMX_COLOR_Format25bitARGB1888",
4015        "OMX_COLOR_Format32bitBGRA8888",
4016        "OMX_COLOR_Format32bitARGB8888",
4017        "OMX_COLOR_FormatYUV411Planar",
4018        "OMX_COLOR_FormatYUV411PackedPlanar",
4019        "OMX_COLOR_FormatYUV420Planar",
4020        "OMX_COLOR_FormatYUV420PackedPlanar",
4021        "OMX_COLOR_FormatYUV420SemiPlanar",
4022        "OMX_COLOR_FormatYUV422Planar",
4023        "OMX_COLOR_FormatYUV422PackedPlanar",
4024        "OMX_COLOR_FormatYUV422SemiPlanar",
4025        "OMX_COLOR_FormatYCbYCr",
4026        "OMX_COLOR_FormatYCrYCb",
4027        "OMX_COLOR_FormatCbYCrY",
4028        "OMX_COLOR_FormatCrYCbY",
4029        "OMX_COLOR_FormatYUV444Interleaved",
4030        "OMX_COLOR_FormatRawBayer8bit",
4031        "OMX_COLOR_FormatRawBayer10bit",
4032        "OMX_COLOR_FormatRawBayer8bitcompressed",
4033        "OMX_COLOR_FormatL2",
4034        "OMX_COLOR_FormatL4",
4035        "OMX_COLOR_FormatL8",
4036        "OMX_COLOR_FormatL16",
4037        "OMX_COLOR_FormatL24",
4038        "OMX_COLOR_FormatL32",
4039        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
4040        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
4041        "OMX_COLOR_Format18BitBGR666",
4042        "OMX_COLOR_Format24BitARGB6666",
4043        "OMX_COLOR_Format24BitABGR6666",
4044    };
4045
4046    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4047
4048    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
4049        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
4050    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
4051        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
4052    } else if (type < 0 || (size_t)type >= numNames) {
4053        return "UNKNOWN";
4054    } else {
4055        return kNames[type];
4056    }
4057}
4058
4059static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
4060    static const char *kNames[] = {
4061        "OMX_VIDEO_CodingUnused",
4062        "OMX_VIDEO_CodingAutoDetect",
4063        "OMX_VIDEO_CodingMPEG2",
4064        "OMX_VIDEO_CodingH263",
4065        "OMX_VIDEO_CodingMPEG4",
4066        "OMX_VIDEO_CodingWMV",
4067        "OMX_VIDEO_CodingRV",
4068        "OMX_VIDEO_CodingAVC",
4069        "OMX_VIDEO_CodingMJPEG",
4070    };
4071
4072    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4073
4074    if (type < 0 || (size_t)type >= numNames) {
4075        return "UNKNOWN";
4076    } else {
4077        return kNames[type];
4078    }
4079}
4080
4081static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4082    static const char *kNames[] = {
4083        "OMX_AUDIO_CodingUnused",
4084        "OMX_AUDIO_CodingAutoDetect",
4085        "OMX_AUDIO_CodingPCM",
4086        "OMX_AUDIO_CodingADPCM",
4087        "OMX_AUDIO_CodingAMR",
4088        "OMX_AUDIO_CodingGSMFR",
4089        "OMX_AUDIO_CodingGSMEFR",
4090        "OMX_AUDIO_CodingGSMHR",
4091        "OMX_AUDIO_CodingPDCFR",
4092        "OMX_AUDIO_CodingPDCEFR",
4093        "OMX_AUDIO_CodingPDCHR",
4094        "OMX_AUDIO_CodingTDMAFR",
4095        "OMX_AUDIO_CodingTDMAEFR",
4096        "OMX_AUDIO_CodingQCELP8",
4097        "OMX_AUDIO_CodingQCELP13",
4098        "OMX_AUDIO_CodingEVRC",
4099        "OMX_AUDIO_CodingSMV",
4100        "OMX_AUDIO_CodingG711",
4101        "OMX_AUDIO_CodingG723",
4102        "OMX_AUDIO_CodingG726",
4103        "OMX_AUDIO_CodingG729",
4104        "OMX_AUDIO_CodingAAC",
4105        "OMX_AUDIO_CodingMP3",
4106        "OMX_AUDIO_CodingSBC",
4107        "OMX_AUDIO_CodingVORBIS",
4108        "OMX_AUDIO_CodingWMA",
4109        "OMX_AUDIO_CodingRA",
4110        "OMX_AUDIO_CodingMIDI",
4111    };
4112
4113    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4114
4115    if (type < 0 || (size_t)type >= numNames) {
4116        return "UNKNOWN";
4117    } else {
4118        return kNames[type];
4119    }
4120}
4121
4122static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4123    static const char *kNames[] = {
4124        "OMX_AUDIO_PCMModeLinear",
4125        "OMX_AUDIO_PCMModeALaw",
4126        "OMX_AUDIO_PCMModeMULaw",
4127    };
4128
4129    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4130
4131    if (type < 0 || (size_t)type >= numNames) {
4132        return "UNKNOWN";
4133    } else {
4134        return kNames[type];
4135    }
4136}
4137
4138static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4139    static const char *kNames[] = {
4140        "OMX_AUDIO_AMRBandModeUnused",
4141        "OMX_AUDIO_AMRBandModeNB0",
4142        "OMX_AUDIO_AMRBandModeNB1",
4143        "OMX_AUDIO_AMRBandModeNB2",
4144        "OMX_AUDIO_AMRBandModeNB3",
4145        "OMX_AUDIO_AMRBandModeNB4",
4146        "OMX_AUDIO_AMRBandModeNB5",
4147        "OMX_AUDIO_AMRBandModeNB6",
4148        "OMX_AUDIO_AMRBandModeNB7",
4149        "OMX_AUDIO_AMRBandModeWB0",
4150        "OMX_AUDIO_AMRBandModeWB1",
4151        "OMX_AUDIO_AMRBandModeWB2",
4152        "OMX_AUDIO_AMRBandModeWB3",
4153        "OMX_AUDIO_AMRBandModeWB4",
4154        "OMX_AUDIO_AMRBandModeWB5",
4155        "OMX_AUDIO_AMRBandModeWB6",
4156        "OMX_AUDIO_AMRBandModeWB7",
4157        "OMX_AUDIO_AMRBandModeWB8",
4158    };
4159
4160    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4161
4162    if (type < 0 || (size_t)type >= numNames) {
4163        return "UNKNOWN";
4164    } else {
4165        return kNames[type];
4166    }
4167}
4168
4169static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4170    static const char *kNames[] = {
4171        "OMX_AUDIO_AMRFrameFormatConformance",
4172        "OMX_AUDIO_AMRFrameFormatIF1",
4173        "OMX_AUDIO_AMRFrameFormatIF2",
4174        "OMX_AUDIO_AMRFrameFormatFSF",
4175        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4176        "OMX_AUDIO_AMRFrameFormatITU",
4177    };
4178
4179    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4180
4181    if (type < 0 || (size_t)type >= numNames) {
4182        return "UNKNOWN";
4183    } else {
4184        return kNames[type];
4185    }
4186}
4187
4188void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4189    OMX_PARAM_PORTDEFINITIONTYPE def;
4190    InitOMXParams(&def);
4191    def.nPortIndex = portIndex;
4192
4193    status_t err = mOMX->getParameter(
4194            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4195    CHECK_EQ(err, (status_t)OK);
4196
4197    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4198
4199    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4200          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4201
4202    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4203    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4204    printf("  nBufferSize = %ld\n", def.nBufferSize);
4205
4206    switch (def.eDomain) {
4207        case OMX_PortDomainImage:
4208        {
4209            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4210
4211            printf("\n");
4212            printf("  // Image\n");
4213            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4214            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4215            printf("  nStride = %ld\n", imageDef->nStride);
4216
4217            printf("  eCompressionFormat = %s\n",
4218                   imageCompressionFormatString(imageDef->eCompressionFormat));
4219
4220            printf("  eColorFormat = %s\n",
4221                   colorFormatString(imageDef->eColorFormat));
4222
4223            break;
4224        }
4225
4226        case OMX_PortDomainVideo:
4227        {
4228            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4229
4230            printf("\n");
4231            printf("  // Video\n");
4232            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4233            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4234            printf("  nStride = %ld\n", videoDef->nStride);
4235
4236            printf("  eCompressionFormat = %s\n",
4237                   videoCompressionFormatString(videoDef->eCompressionFormat));
4238
4239            printf("  eColorFormat = %s\n",
4240                   colorFormatString(videoDef->eColorFormat));
4241
4242            break;
4243        }
4244
4245        case OMX_PortDomainAudio:
4246        {
4247            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4248
4249            printf("\n");
4250            printf("  // Audio\n");
4251            printf("  eEncoding = %s\n",
4252                   audioCodingTypeString(audioDef->eEncoding));
4253
4254            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4255                OMX_AUDIO_PARAM_PCMMODETYPE params;
4256                InitOMXParams(&params);
4257                params.nPortIndex = portIndex;
4258
4259                err = mOMX->getParameter(
4260                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4261                CHECK_EQ(err, (status_t)OK);
4262
4263                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4264                printf("  nChannels = %ld\n", params.nChannels);
4265                printf("  bInterleaved = %d\n", params.bInterleaved);
4266                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4267
4268                printf("  eNumData = %s\n",
4269                       params.eNumData == OMX_NumericalDataSigned
4270                        ? "signed" : "unsigned");
4271
4272                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4273            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4274                OMX_AUDIO_PARAM_AMRTYPE amr;
4275                InitOMXParams(&amr);
4276                amr.nPortIndex = portIndex;
4277
4278                err = mOMX->getParameter(
4279                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4280                CHECK_EQ(err, (status_t)OK);
4281
4282                printf("  nChannels = %ld\n", amr.nChannels);
4283                printf("  eAMRBandMode = %s\n",
4284                        amrBandModeString(amr.eAMRBandMode));
4285                printf("  eAMRFrameFormat = %s\n",
4286                        amrFrameFormatString(amr.eAMRFrameFormat));
4287            }
4288
4289            break;
4290        }
4291
4292        default:
4293        {
4294            printf("  // Unknown\n");
4295            break;
4296        }
4297    }
4298
4299    printf("}\n");
4300}
4301
4302status_t OMXCodec::initNativeWindow() {
4303    // Enable use of a GraphicBuffer as the output for this node.  This must
4304    // happen before getting the IndexParamPortDefinition parameter because it
4305    // will affect the pixel format that the node reports.
4306    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4307    if (err != 0) {
4308        return err;
4309    }
4310
4311    return OK;
4312}
4313
4314void OMXCodec::initNativeWindowCrop() {
4315    int32_t left, top, right, bottom;
4316
4317    CHECK(mOutputFormat->findRect(
4318                        kKeyCropRect,
4319                        &left, &top, &right, &bottom));
4320
4321    android_native_rect_t crop;
4322    crop.left = left;
4323    crop.top = top;
4324    crop.right = right + 1;
4325    crop.bottom = bottom + 1;
4326
4327    // We'll ignore any errors here, if the surface is
4328    // already invalid, we'll know soon enough.
4329    native_window_set_crop(mNativeWindow.get(), &crop);
4330}
4331
4332void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4333    mOutputFormat = new MetaData;
4334    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4335    if (mIsEncoder) {
4336        int32_t timeScale;
4337        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4338            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4339        }
4340    }
4341
4342    OMX_PARAM_PORTDEFINITIONTYPE def;
4343    InitOMXParams(&def);
4344    def.nPortIndex = kPortIndexOutput;
4345
4346    status_t err = mOMX->getParameter(
4347            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4348    CHECK_EQ(err, (status_t)OK);
4349
4350    switch (def.eDomain) {
4351        case OMX_PortDomainImage:
4352        {
4353            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4354            CHECK_EQ((int)imageDef->eCompressionFormat,
4355                     (int)OMX_IMAGE_CodingUnused);
4356
4357            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4358            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4359            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4360            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4361            break;
4362        }
4363
4364        case OMX_PortDomainAudio:
4365        {
4366            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4367
4368            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4369                OMX_AUDIO_PARAM_PCMMODETYPE params;
4370                InitOMXParams(&params);
4371                params.nPortIndex = kPortIndexOutput;
4372
4373                err = mOMX->getParameter(
4374                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4375                CHECK_EQ(err, (status_t)OK);
4376
4377                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4378                CHECK_EQ(params.nBitPerSample, 16u);
4379                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4380
4381                int32_t numChannels, sampleRate;
4382                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4383                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4384
4385                if ((OMX_U32)numChannels != params.nChannels) {
4386                    ALOGV("Codec outputs a different number of channels than "
4387                         "the input stream contains (contains %d channels, "
4388                         "codec outputs %ld channels).",
4389                         numChannels, params.nChannels);
4390                }
4391
4392                if (sampleRate != (int32_t)params.nSamplingRate) {
4393                    ALOGV("Codec outputs at different sampling rate than "
4394                         "what the input stream contains (contains data at "
4395                         "%d Hz, codec outputs %lu Hz)",
4396                         sampleRate, params.nSamplingRate);
4397                }
4398
4399                mOutputFormat->setCString(
4400                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4401
4402                // Use the codec-advertised number of channels, as some
4403                // codecs appear to output stereo even if the input data is
4404                // mono. If we know the codec lies about this information,
4405                // use the actual number of channels instead.
4406                mOutputFormat->setInt32(
4407                        kKeyChannelCount,
4408                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4409                            ? numChannels : params.nChannels);
4410
4411                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4412            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4413                OMX_AUDIO_PARAM_AMRTYPE amr;
4414                InitOMXParams(&amr);
4415                amr.nPortIndex = kPortIndexOutput;
4416
4417                err = mOMX->getParameter(
4418                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4419                CHECK_EQ(err, (status_t)OK);
4420
4421                CHECK_EQ(amr.nChannels, 1u);
4422                mOutputFormat->setInt32(kKeyChannelCount, 1);
4423
4424                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4425                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4426                    mOutputFormat->setCString(
4427                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4428                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4429                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4430                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4431                    mOutputFormat->setCString(
4432                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4433                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4434                } else {
4435                    CHECK(!"Unknown AMR band mode.");
4436                }
4437            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4438                mOutputFormat->setCString(
4439                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4440                int32_t numChannels, sampleRate, bitRate;
4441                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4442                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4443                inputFormat->findInt32(kKeyBitRate, &bitRate);
4444                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4445                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4446                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4447            } else {
4448                CHECK(!"Should not be here. Unknown audio encoding.");
4449            }
4450            break;
4451        }
4452
4453        case OMX_PortDomainVideo:
4454        {
4455            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4456
4457            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4458                mOutputFormat->setCString(
4459                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4460            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4461                mOutputFormat->setCString(
4462                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4463            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4464                mOutputFormat->setCString(
4465                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4466            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4467                mOutputFormat->setCString(
4468                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4469            } else {
4470                CHECK(!"Unknown compression format.");
4471            }
4472
4473            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4474            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4475            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4476
4477            if (!mIsEncoder) {
4478                OMX_CONFIG_RECTTYPE rect;
4479                InitOMXParams(&rect);
4480                rect.nPortIndex = kPortIndexOutput;
4481                status_t err =
4482                        mOMX->getConfig(
4483                            mNode, OMX_IndexConfigCommonOutputCrop,
4484                            &rect, sizeof(rect));
4485
4486                CODEC_LOGI(
4487                        "video dimensions are %ld x %ld",
4488                        video_def->nFrameWidth, video_def->nFrameHeight);
4489
4490                if (err == OK) {
4491                    CHECK_GE(rect.nLeft, 0);
4492                    CHECK_GE(rect.nTop, 0);
4493                    CHECK_GE(rect.nWidth, 0u);
4494                    CHECK_GE(rect.nHeight, 0u);
4495                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4496                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4497
4498                    mOutputFormat->setRect(
4499                            kKeyCropRect,
4500                            rect.nLeft,
4501                            rect.nTop,
4502                            rect.nLeft + rect.nWidth - 1,
4503                            rect.nTop + rect.nHeight - 1);
4504
4505                    CODEC_LOGI(
4506                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4507                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4508                } else {
4509                    mOutputFormat->setRect(
4510                            kKeyCropRect,
4511                            0, 0,
4512                            video_def->nFrameWidth - 1,
4513                            video_def->nFrameHeight - 1);
4514                }
4515
4516                if (mNativeWindow != NULL) {
4517                     initNativeWindowCrop();
4518                }
4519            }
4520            break;
4521        }
4522
4523        default:
4524        {
4525            CHECK(!"should not be here, neither audio nor video.");
4526            break;
4527        }
4528    }
4529
4530    // If the input format contains rotation information, flag the output
4531    // format accordingly.
4532
4533    int32_t rotationDegrees;
4534    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4535        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4536    }
4537}
4538
4539status_t OMXCodec::pause() {
4540    Mutex::Autolock autoLock(mLock);
4541
4542    mPaused = true;
4543
4544    return OK;
4545}
4546
4547////////////////////////////////////////////////////////////////////////////////
4548
4549status_t QueryCodecs(
4550        const sp<IOMX> &omx,
4551        const char *mime, bool queryDecoders, bool hwCodecOnly,
4552        Vector<CodecCapabilities> *results) {
4553    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
4554    results->clear();
4555
4556    OMXCodec::findMatchingCodecs(mime,
4557            !queryDecoders /*createEncoder*/,
4558            NULL /*matchComponentName*/,
4559            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4560            &matchingCodecs);
4561
4562    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4563        const char *componentName = matchingCodecs.itemAt(c).mName.string();
4564
4565        results->push();
4566        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4567
4568        status_t err =
4569            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4570
4571        if (err != OK) {
4572            results->removeAt(results->size() - 1);
4573        }
4574    }
4575
4576    return OK;
4577}
4578
4579status_t QueryCodec(
4580        const sp<IOMX> &omx,
4581        const char *componentName, const char *mime,
4582        bool isEncoder,
4583        CodecCapabilities *caps) {
4584    if (strncmp(componentName, "OMX.", 4)) {
4585        // Not an OpenMax component but a software codec.
4586        caps->mFlags = 0;
4587        caps->mComponentName = componentName;
4588        return OK;
4589    }
4590
4591    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4592    IOMX::node_id node;
4593    status_t err = omx->allocateNode(componentName, observer, &node);
4594
4595    if (err != OK) {
4596        return err;
4597    }
4598
4599    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4600
4601    caps->mFlags = 0;
4602    caps->mComponentName = componentName;
4603
4604    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4605    InitOMXParams(&param);
4606
4607    param.nPortIndex = !isEncoder ? 0 : 1;
4608
4609    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4610        err = omx->getParameter(
4611                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4612                &param, sizeof(param));
4613
4614        if (err != OK) {
4615            break;
4616        }
4617
4618        CodecProfileLevel profileLevel;
4619        profileLevel.mProfile = param.eProfile;
4620        profileLevel.mLevel = param.eLevel;
4621
4622        caps->mProfileLevels.push(profileLevel);
4623    }
4624
4625    // Color format query
4626    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4627    InitOMXParams(&portFormat);
4628    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4629    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4630        err = omx->getParameter(
4631                node, OMX_IndexParamVideoPortFormat,
4632                &portFormat, sizeof(portFormat));
4633        if (err != OK) {
4634            break;
4635        }
4636        caps->mColorFormats.push(portFormat.eColorFormat);
4637    }
4638
4639    if (!isEncoder && !strncmp(mime, "video/", 6)) {
4640        if (omx->storeMetaDataInBuffers(
4641                    node, 1 /* port index */, OMX_TRUE) == OK ||
4642            omx->prepareForAdaptivePlayback(
4643                    node, 1 /* port index */, OMX_TRUE,
4644                    1280 /* width */, 720 /* height */) == OK) {
4645            caps->mFlags |= CodecCapabilities::kFlagSupportsAdaptivePlayback;
4646        }
4647    }
4648
4649    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4650
4651    return OK;
4652}
4653
4654status_t QueryCodecs(
4655        const sp<IOMX> &omx,
4656        const char *mimeType, bool queryDecoders,
4657        Vector<CodecCapabilities> *results) {
4658    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4659}
4660
4661// These are supposed be equivalent to the logic in
4662// "audio_channel_out_mask_from_count".
4663status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4664    switch (numChannels) {
4665        case 1:
4666            map[0] = OMX_AUDIO_ChannelCF;
4667            break;
4668        case 2:
4669            map[0] = OMX_AUDIO_ChannelLF;
4670            map[1] = OMX_AUDIO_ChannelRF;
4671            break;
4672        case 3:
4673            map[0] = OMX_AUDIO_ChannelLF;
4674            map[1] = OMX_AUDIO_ChannelRF;
4675            map[2] = OMX_AUDIO_ChannelCF;
4676            break;
4677        case 4:
4678            map[0] = OMX_AUDIO_ChannelLF;
4679            map[1] = OMX_AUDIO_ChannelRF;
4680            map[2] = OMX_AUDIO_ChannelLR;
4681            map[3] = OMX_AUDIO_ChannelRR;
4682            break;
4683        case 5:
4684            map[0] = OMX_AUDIO_ChannelLF;
4685            map[1] = OMX_AUDIO_ChannelRF;
4686            map[2] = OMX_AUDIO_ChannelCF;
4687            map[3] = OMX_AUDIO_ChannelLR;
4688            map[4] = OMX_AUDIO_ChannelRR;
4689            break;
4690        case 6:
4691            map[0] = OMX_AUDIO_ChannelLF;
4692            map[1] = OMX_AUDIO_ChannelRF;
4693            map[2] = OMX_AUDIO_ChannelCF;
4694            map[3] = OMX_AUDIO_ChannelLFE;
4695            map[4] = OMX_AUDIO_ChannelLR;
4696            map[5] = OMX_AUDIO_ChannelRR;
4697            break;
4698        case 7:
4699            map[0] = OMX_AUDIO_ChannelLF;
4700            map[1] = OMX_AUDIO_ChannelRF;
4701            map[2] = OMX_AUDIO_ChannelCF;
4702            map[3] = OMX_AUDIO_ChannelLFE;
4703            map[4] = OMX_AUDIO_ChannelLR;
4704            map[5] = OMX_AUDIO_ChannelRR;
4705            map[6] = OMX_AUDIO_ChannelCS;
4706            break;
4707        case 8:
4708            map[0] = OMX_AUDIO_ChannelLF;
4709            map[1] = OMX_AUDIO_ChannelRF;
4710            map[2] = OMX_AUDIO_ChannelCF;
4711            map[3] = OMX_AUDIO_ChannelLFE;
4712            map[4] = OMX_AUDIO_ChannelLR;
4713            map[5] = OMX_AUDIO_ChannelRR;
4714            map[6] = OMX_AUDIO_ChannelLS;
4715            map[7] = OMX_AUDIO_ChannelRS;
4716            break;
4717        default:
4718            return -EINVAL;
4719    }
4720
4721    return OK;
4722}
4723
4724}  // namespace android
4725