OMXCodec.cpp revision 18faac2af4e3b27deec0a707757883e5e569c591 
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_LOGE(x, ...) ALOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
96
97struct OMXCodecObserver : public BnOMXObserver {
98    OMXCodecObserver() {
99    }
100
101    void setCodec(const sp<OMXCodec> &target) {
102        mTarget = target;
103    }
104
105    // from IOMXObserver
106    virtual void onMessage(const omx_message &msg) {
107        sp<OMXCodec> codec = mTarget.promote();
108
109        if (codec.get() != NULL) {
110            Mutex::Autolock autoLock(codec->mLock);
111            codec->on_message(msg);
112            codec.clear();
113        }
114    }
115
116protected:
117    virtual ~OMXCodecObserver() {}
118
119private:
120    wp<OMXCodec> mTarget;
121
122    OMXCodecObserver(const OMXCodecObserver &);
123    OMXCodecObserver &operator=(const OMXCodecObserver &);
124};
125
126template<class T>
127static void InitOMXParams(T *params) {
128    params->nSize = sizeof(T);
129    params->nVersion.s.nVersionMajor = 1;
130    params->nVersion.s.nVersionMinor = 0;
131    params->nVersion.s.nRevision = 0;
132    params->nVersion.s.nStep = 0;
133}
134
135static bool IsSoftwareCodec(const char *componentName) {
136    if (!strncmp("OMX.google.", componentName, 11)) {
137        return true;
138    }
139
140    if (!strncmp("OMX.", componentName, 4)) {
141        return false;
142    }
143
144    return true;
145}
146
147// A sort order in which OMX software codecs are first, followed
148// by other (non-OMX) software codecs, followed by everything else.
149static int CompareSoftwareCodecsFirst(
150        const String8 *elem1, const String8 *elem2) {
151    bool isOMX1 = !strncmp(elem1->string(), "OMX.", 4);
152    bool isOMX2 = !strncmp(elem2->string(), "OMX.", 4);
153
154    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
155    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
156
157    if (isSoftwareCodec1) {
158        if (!isSoftwareCodec2) { return -1; }
159
160        if (isOMX1) {
161            if (isOMX2) { return 0; }
162
163            return -1;
164        } else {
165            if (isOMX2) { return 0; }
166
167            return 1;
168        }
169
170        return -1;
171    }
172
173    if (isSoftwareCodec2) {
174        return 1;
175    }
176
177    return 0;
178}
179
180// static
181void OMXCodec::findMatchingCodecs(
182        const char *mime,
183        bool createEncoder, const char *matchComponentName,
184        uint32_t flags,
185        Vector<String8> *matchingCodecs,
186        Vector<uint32_t> *matchingCodecQuirks) {
187    matchingCodecs->clear();
188
189    if (matchingCodecQuirks) {
190        matchingCodecQuirks->clear();
191    }
192
193    const MediaCodecList *list = MediaCodecList::getInstance();
194    if (list == NULL) {
195        return;
196    }
197
198    size_t index = 0;
199    for (;;) {
200        ssize_t matchIndex =
201            list->findCodecByType(mime, createEncoder, index);
202
203        if (matchIndex < 0) {
204            break;
205        }
206
207        index = matchIndex + 1;
208
209        const char *componentName = list->getCodecName(matchIndex);
210
211        // If a specific codec is requested, skip the non-matching ones.
212        if (matchComponentName && strcmp(componentName, matchComponentName)) {
213            continue;
214        }
215
216        // When requesting software-only codecs, only push software codecs
217        // When requesting hardware-only codecs, only push hardware codecs
218        // When there is request neither for software-only nor for
219        // hardware-only codecs, push all codecs
220        if (((flags & kSoftwareCodecsOnly) &&   IsSoftwareCodec(componentName)) ||
221            ((flags & kHardwareCodecsOnly) &&  !IsSoftwareCodec(componentName)) ||
222            (!(flags & (kSoftwareCodecsOnly | kHardwareCodecsOnly)))) {
223
224            matchingCodecs->push(String8(componentName));
225
226            if (matchingCodecQuirks) {
227                matchingCodecQuirks->push(getComponentQuirks(list, matchIndex));
228            }
229        }
230    }
231
232    if (flags & kPreferSoftwareCodecs) {
233        matchingCodecs->sort(CompareSoftwareCodecsFirst);
234    }
235}
236
237// static
238uint32_t OMXCodec::getComponentQuirks(
239        const MediaCodecList *list, size_t index) {
240    uint32_t quirks = 0;
241    if (list->codecHasQuirk(
242                index, "requires-allocate-on-input-ports")) {
243        quirks |= kRequiresAllocateBufferOnInputPorts;
244    }
245    if (list->codecHasQuirk(
246                index, "requires-allocate-on-output-ports")) {
247        quirks |= kRequiresAllocateBufferOnOutputPorts;
248    }
249    if (list->codecHasQuirk(
250                index, "output-buffers-are-unreadable")) {
251        quirks |= kOutputBuffersAreUnreadable;
252    }
253
254    return quirks;
255}
256
257// static
258bool OMXCodec::findCodecQuirks(const char *componentName, uint32_t *quirks) {
259    const MediaCodecList *list = MediaCodecList::getInstance();
260
261    if (list == NULL) {
262        return false;
263    }
264
265    ssize_t index = list->findCodecByName(componentName);
266
267    if (index < 0) {
268        return false;
269    }
270
271    *quirks = getComponentQuirks(list, index);
272
273    return true;
274}
275
276// static
277sp<MediaSource> OMXCodec::Create(
278        const sp<IOMX> &omx,
279        const sp<MetaData> &meta, bool createEncoder,
280        const sp<MediaSource> &source,
281        const char *matchComponentName,
282        uint32_t flags,
283        const sp<ANativeWindow> &nativeWindow) {
284    int32_t requiresSecureBuffers;
285    if (source->getFormat()->findInt32(
286                kKeyRequiresSecureBuffers,
287                &requiresSecureBuffers)
288            && requiresSecureBuffers) {
289        flags |= kIgnoreCodecSpecificData;
290        flags |= kUseSecureInputBuffers;
291    }
292
293    const char *mime;
294    bool success = meta->findCString(kKeyMIMEType, &mime);
295    CHECK(success);
296
297    Vector<String8> matchingCodecs;
298    Vector<uint32_t> matchingCodecQuirks;
299    findMatchingCodecs(
300            mime, createEncoder, matchComponentName, flags,
301            &matchingCodecs, &matchingCodecQuirks);
302
303    if (matchingCodecs.isEmpty()) {
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].string();
312        uint32_t quirks = matchingCodecQuirks[i];
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
364            if (err == OK) {
365                if (!strcmp("OMX.Nvidia.mpeg2v.decode", componentName)) {
366                    codec->mFlags |= kOnlySubmitOneInputBufferAtOneTime;
367                }
368
369                return codec;
370            }
371
372            ALOGV("Failed to configure codec '%s'", componentName);
373        }
374    }
375
376    return NULL;
377}
378
379status_t OMXCodec::parseAVCCodecSpecificData(
380        const void *data, size_t size,
381        unsigned *profile, unsigned *level) {
382    const uint8_t *ptr = (const uint8_t *)data;
383
384    // verify minimum size and configurationVersion == 1.
385    if (size < 7 || ptr[0] != 1) {
386        return ERROR_MALFORMED;
387    }
388
389    *profile = ptr[1];
390    *level = ptr[3];
391
392    // There is decodable content out there that fails the following
393    // assertion, let's be lenient for now...
394    // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
395
396    size_t lengthSize = 1 + (ptr[4] & 3);
397
398    // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
399    // violates it...
400    // CHECK((ptr[5] >> 5) == 7);  // reserved
401
402    size_t numSeqParameterSets = ptr[5] & 31;
403
404    ptr += 6;
405    size -= 6;
406
407    for (size_t i = 0; i < numSeqParameterSets; ++i) {
408        if (size < 2) {
409            return ERROR_MALFORMED;
410        }
411
412        size_t length = U16_AT(ptr);
413
414        ptr += 2;
415        size -= 2;
416
417        if (size < length) {
418            return ERROR_MALFORMED;
419        }
420
421        addCodecSpecificData(ptr, length);
422
423        ptr += length;
424        size -= length;
425    }
426
427    if (size < 1) {
428        return ERROR_MALFORMED;
429    }
430
431    size_t numPictureParameterSets = *ptr;
432    ++ptr;
433    --size;
434
435    for (size_t i = 0; i < numPictureParameterSets; ++i) {
436        if (size < 2) {
437            return ERROR_MALFORMED;
438        }
439
440        size_t length = U16_AT(ptr);
441
442        ptr += 2;
443        size -= 2;
444
445        if (size < length) {
446            return ERROR_MALFORMED;
447        }
448
449        addCodecSpecificData(ptr, length);
450
451        ptr += length;
452        size -= length;
453    }
454
455    return OK;
456}
457
458status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
459    ALOGV("configureCodec protected=%d",
460         (mFlags & kEnableGrallocUsageProtected) ? 1 : 0);
461
462    if (!(mFlags & kIgnoreCodecSpecificData)) {
463        uint32_t type;
464        const void *data;
465        size_t size;
466        if (meta->findData(kKeyESDS, &type, &data, &size)) {
467            ESDS esds((const char *)data, size);
468            CHECK_EQ(esds.InitCheck(), (status_t)OK);
469
470            const void *codec_specific_data;
471            size_t codec_specific_data_size;
472            esds.getCodecSpecificInfo(
473                    &codec_specific_data, &codec_specific_data_size);
474
475            addCodecSpecificData(
476                    codec_specific_data, codec_specific_data_size);
477        } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
478            // Parse the AVCDecoderConfigurationRecord
479
480            unsigned profile, level;
481            status_t err;
482            if ((err = parseAVCCodecSpecificData(
483                            data, size, &profile, &level)) != OK) {
484                ALOGE("Malformed AVC codec specific data.");
485                return err;
486            }
487
488            CODEC_LOGI(
489                    "AVC profile = %u (%s), level = %u",
490                    profile, AVCProfileToString(profile), level);
491        } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) {
492            addCodecSpecificData(data, size);
493
494            CHECK(meta->findData(kKeyVorbisBooks, &type, &data, &size));
495            addCodecSpecificData(data, size);
496        }
497    }
498
499    int32_t bitRate = 0;
500    if (mIsEncoder) {
501        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
502    }
503    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
504        setAMRFormat(false /* isWAMR */, bitRate);
505    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
506        setAMRFormat(true /* isWAMR */, bitRate);
507    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
508        int32_t numChannels, sampleRate, aacProfile;
509        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
510        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
511
512        if (!meta->findInt32(kKeyAACProfile, &aacProfile)) {
513            aacProfile = OMX_AUDIO_AACObjectNull;
514        }
515
516        int32_t isADTS;
517        if (!meta->findInt32(kKeyIsADTS, &isADTS)) {
518            isADTS = false;
519        }
520
521        status_t err = setAACFormat(numChannels, sampleRate, bitRate, aacProfile, isADTS);
522        if (err != OK) {
523            CODEC_LOGE("setAACFormat() failed (err = %d)", err);
524            return err;
525        }
526    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_ALAW, mMIME)
527            || !strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_MLAW, mMIME)) {
528        // These are PCM-like formats with a fixed sample rate but
529        // a variable number of channels.
530
531        int32_t numChannels;
532        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
533
534        setG711Format(numChannels);
535    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mMIME)) {
536        CHECK(!mIsEncoder);
537
538        int32_t numChannels, sampleRate;
539        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
540        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
541
542        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
543    }
544
545    if (!strncasecmp(mMIME, "video/", 6)) {
546
547        if (mIsEncoder) {
548            setVideoInputFormat(mMIME, meta);
549        } else {
550            int32_t width, height;
551            bool success = meta->findInt32(kKeyWidth, &width);
552            success = success && meta->findInt32(kKeyHeight, &height);
553            CHECK(success);
554            status_t err = setVideoOutputFormat(
555                    mMIME, width, height);
556
557            if (err != OK) {
558                return err;
559            }
560        }
561    }
562
563    int32_t maxInputSize;
564    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
565        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
566    }
567
568    initOutputFormat(meta);
569
570    if ((mFlags & kClientNeedsFramebuffer)
571            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
572        OMX_INDEXTYPE index;
573
574        status_t err =
575            mOMX->getExtensionIndex(
576                    mNode,
577                    "OMX.SEC.index.ThumbnailMode",
578                    &index);
579
580        if (err != OK) {
581            return err;
582        }
583
584        OMX_BOOL enable = OMX_TRUE;
585        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
586
587        if (err != OK) {
588            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
589                       "returned error 0x%08x", err);
590
591            return err;
592        }
593
594        mQuirks &= ~kOutputBuffersAreUnreadable;
595    }
596
597    if (mNativeWindow != NULL
598        && !mIsEncoder
599        && !strncasecmp(mMIME, "video/", 6)
600        && !strncmp(mComponentName, "OMX.", 4)) {
601        status_t err = initNativeWindow();
602        if (err != OK) {
603            return err;
604        }
605    }
606
607    return OK;
608}
609
610void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
611    OMX_PARAM_PORTDEFINITIONTYPE def;
612    InitOMXParams(&def);
613    def.nPortIndex = portIndex;
614
615    status_t err = mOMX->getParameter(
616            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
617    CHECK_EQ(err, (status_t)OK);
618
619    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
620        || (def.nBufferSize < size)) {
621        def.nBufferSize = size;
622    }
623
624    err = mOMX->setParameter(
625            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
626    CHECK_EQ(err, (status_t)OK);
627
628    err = mOMX->getParameter(
629            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
630    CHECK_EQ(err, (status_t)OK);
631
632    // Make sure the setting actually stuck.
633    if (portIndex == kPortIndexInput
634            && (mQuirks & kInputBufferSizesAreBogus)) {
635        CHECK_EQ(def.nBufferSize, size);
636    } else {
637        CHECK(def.nBufferSize >= size);
638    }
639}
640
641status_t OMXCodec::setVideoPortFormatType(
642        OMX_U32 portIndex,
643        OMX_VIDEO_CODINGTYPE compressionFormat,
644        OMX_COLOR_FORMATTYPE colorFormat) {
645    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
646    InitOMXParams(&format);
647    format.nPortIndex = portIndex;
648    format.nIndex = 0;
649    bool found = false;
650
651    OMX_U32 index = 0;
652    for (;;) {
653        format.nIndex = index;
654        status_t err = mOMX->getParameter(
655                mNode, OMX_IndexParamVideoPortFormat,
656                &format, sizeof(format));
657
658        if (err != OK) {
659            return err;
660        }
661
662        // The following assertion is violated by TI's video decoder.
663        // CHECK_EQ(format.nIndex, index);
664
665#if 1
666        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
667             portIndex,
668             index, format.eCompressionFormat, format.eColorFormat);
669#endif
670
671        if (format.eCompressionFormat == compressionFormat
672                && format.eColorFormat == colorFormat) {
673            found = true;
674            break;
675        }
676
677        ++index;
678        if (index >= kMaxColorFormatSupported) {
679            CODEC_LOGE("color format %d or compression format %d is not supported",
680                colorFormat, compressionFormat);
681            return UNKNOWN_ERROR;
682        }
683    }
684
685    if (!found) {
686        return UNKNOWN_ERROR;
687    }
688
689    CODEC_LOGV("found a match.");
690    status_t err = mOMX->setParameter(
691            mNode, OMX_IndexParamVideoPortFormat,
692            &format, sizeof(format));
693
694    return err;
695}
696
697static size_t getFrameSize(
698        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
699    switch (colorFormat) {
700        case OMX_COLOR_FormatYCbYCr:
701        case OMX_COLOR_FormatCbYCrY:
702            return width * height * 2;
703
704        case OMX_COLOR_FormatYUV420Planar:
705        case OMX_COLOR_FormatYUV420SemiPlanar:
706        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
707        /*
708        * FIXME: For the Opaque color format, the frame size does not
709        * need to be (w*h*3)/2. It just needs to
710        * be larger than certain minimum buffer size. However,
711        * currently, this opaque foramt has been tested only on
712        * YUV420 formats. If that is changed, then we need to revisit
713        * this part in the future
714        */
715        case OMX_COLOR_FormatAndroidOpaque:
716            return (width * height * 3) / 2;
717
718        default:
719            CHECK(!"Should not be here. Unsupported color format.");
720            break;
721    }
722}
723
724status_t OMXCodec::findTargetColorFormat(
725        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
726    ALOGV("findTargetColorFormat");
727    CHECK(mIsEncoder);
728
729    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
730    int32_t targetColorFormat;
731    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
732        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
733    }
734
735    // Check whether the target color format is supported.
736    return isColorFormatSupported(*colorFormat, kPortIndexInput);
737}
738
739status_t OMXCodec::isColorFormatSupported(
740        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
741    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
742
743    // Enumerate all the color formats supported by
744    // the omx component to see whether the given
745    // color format is supported.
746    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
747    InitOMXParams(&portFormat);
748    portFormat.nPortIndex = portIndex;
749    OMX_U32 index = 0;
750    portFormat.nIndex = index;
751    while (true) {
752        if (OMX_ErrorNone != mOMX->getParameter(
753                mNode, OMX_IndexParamVideoPortFormat,
754                &portFormat, sizeof(portFormat))) {
755            break;
756        }
757        // Make sure that omx component does not overwrite
758        // the incremented index (bug 2897413).
759        CHECK_EQ(index, portFormat.nIndex);
760        if (portFormat.eColorFormat == colorFormat) {
761            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
762            return OK;  // colorFormat is supported!
763        }
764        ++index;
765        portFormat.nIndex = index;
766
767        if (index >= kMaxColorFormatSupported) {
768            CODEC_LOGE("More than %ld color formats are supported???", index);
769            break;
770        }
771    }
772
773    CODEC_LOGE("color format %d is not supported", colorFormat);
774    return UNKNOWN_ERROR;
775}
776
777void OMXCodec::setVideoInputFormat(
778        const char *mime, const sp<MetaData>& meta) {
779
780    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
781    bool success = meta->findInt32(kKeyWidth, &width);
782    success = success && meta->findInt32(kKeyHeight, &height);
783    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
784    success = success && meta->findInt32(kKeyBitRate, &bitRate);
785    success = success && meta->findInt32(kKeyStride, &stride);
786    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
787    CHECK(success);
788    CHECK(stride != 0);
789
790    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
791    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
792        compressionFormat = OMX_VIDEO_CodingAVC;
793    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
794        compressionFormat = OMX_VIDEO_CodingMPEG4;
795    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
796        compressionFormat = OMX_VIDEO_CodingH263;
797    } else {
798        ALOGE("Not a supported video mime type: %s", mime);
799        CHECK(!"Should not be here. Not a supported video mime type.");
800    }
801
802    OMX_COLOR_FORMATTYPE colorFormat;
803    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
804
805    status_t err;
806    OMX_PARAM_PORTDEFINITIONTYPE def;
807    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
808
809    //////////////////////// Input port /////////////////////////
810    CHECK_EQ(setVideoPortFormatType(
811            kPortIndexInput, OMX_VIDEO_CodingUnused,
812            colorFormat), (status_t)OK);
813
814    InitOMXParams(&def);
815    def.nPortIndex = kPortIndexInput;
816
817    err = mOMX->getParameter(
818            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
819    CHECK_EQ(err, (status_t)OK);
820
821    def.nBufferSize = getFrameSize(colorFormat,
822            stride > 0? stride: -stride, sliceHeight);
823
824    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
825
826    video_def->nFrameWidth = width;
827    video_def->nFrameHeight = height;
828    video_def->nStride = stride;
829    video_def->nSliceHeight = sliceHeight;
830    video_def->xFramerate = (frameRate << 16);  // Q16 format
831    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
832    video_def->eColorFormat = colorFormat;
833
834    err = mOMX->setParameter(
835            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
836    CHECK_EQ(err, (status_t)OK);
837
838    //////////////////////// Output port /////////////////////////
839    CHECK_EQ(setVideoPortFormatType(
840            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
841            (status_t)OK);
842    InitOMXParams(&def);
843    def.nPortIndex = kPortIndexOutput;
844
845    err = mOMX->getParameter(
846            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
847
848    CHECK_EQ(err, (status_t)OK);
849    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
850
851    video_def->nFrameWidth = width;
852    video_def->nFrameHeight = height;
853    video_def->xFramerate = 0;      // No need for output port
854    video_def->nBitrate = bitRate;  // Q16 format
855    video_def->eCompressionFormat = compressionFormat;
856    video_def->eColorFormat = OMX_COLOR_FormatUnused;
857    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
858        // Increases the output buffer size
859        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
860    }
861
862    err = mOMX->setParameter(
863            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
864    CHECK_EQ(err, (status_t)OK);
865
866    /////////////////// Codec-specific ////////////////////////
867    switch (compressionFormat) {
868        case OMX_VIDEO_CodingMPEG4:
869        {
870            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
871            break;
872        }
873
874        case OMX_VIDEO_CodingH263:
875            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
876            break;
877
878        case OMX_VIDEO_CodingAVC:
879        {
880            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
881            break;
882        }
883
884        default:
885            CHECK(!"Support for this compressionFormat to be implemented.");
886            break;
887    }
888}
889
890static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
891    if (iFramesInterval < 0) {
892        return 0xFFFFFFFF;
893    } else if (iFramesInterval == 0) {
894        return 0;
895    }
896    OMX_U32 ret = frameRate * iFramesInterval;
897    CHECK(ret > 1);
898    return ret;
899}
900
901status_t OMXCodec::setupErrorCorrectionParameters() {
902    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
903    InitOMXParams(&errorCorrectionType);
904    errorCorrectionType.nPortIndex = kPortIndexOutput;
905
906    status_t err = mOMX->getParameter(
907            mNode, OMX_IndexParamVideoErrorCorrection,
908            &errorCorrectionType, sizeof(errorCorrectionType));
909    if (err != OK) {
910        ALOGW("Error correction param query is not supported");
911        return OK;  // Optional feature. Ignore this failure
912    }
913
914    errorCorrectionType.bEnableHEC = OMX_FALSE;
915    errorCorrectionType.bEnableResync = OMX_TRUE;
916    errorCorrectionType.nResynchMarkerSpacing = 256;
917    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
918    errorCorrectionType.bEnableRVLC = OMX_FALSE;
919
920    err = mOMX->setParameter(
921            mNode, OMX_IndexParamVideoErrorCorrection,
922            &errorCorrectionType, sizeof(errorCorrectionType));
923    if (err != OK) {
924        ALOGW("Error correction param configuration is not supported");
925    }
926
927    // Optional feature. Ignore the failure.
928    return OK;
929}
930
931status_t OMXCodec::setupBitRate(int32_t bitRate) {
932    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
933    InitOMXParams(&bitrateType);
934    bitrateType.nPortIndex = kPortIndexOutput;
935
936    status_t err = mOMX->getParameter(
937            mNode, OMX_IndexParamVideoBitrate,
938            &bitrateType, sizeof(bitrateType));
939    CHECK_EQ(err, (status_t)OK);
940
941    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
942    bitrateType.nTargetBitrate = bitRate;
943
944    err = mOMX->setParameter(
945            mNode, OMX_IndexParamVideoBitrate,
946            &bitrateType, sizeof(bitrateType));
947    CHECK_EQ(err, (status_t)OK);
948    return OK;
949}
950
951status_t OMXCodec::getVideoProfileLevel(
952        const sp<MetaData>& meta,
953        const CodecProfileLevel& defaultProfileLevel,
954        CodecProfileLevel &profileLevel) {
955    CODEC_LOGV("Default profile: %ld, level %ld",
956            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
957
958    // Are the default profile and level overwriten?
959    int32_t profile, level;
960    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
961        profile = defaultProfileLevel.mProfile;
962    }
963    if (!meta->findInt32(kKeyVideoLevel, &level)) {
964        level = defaultProfileLevel.mLevel;
965    }
966    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
967
968    // Are the target profile and level supported by the encoder?
969    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
970    InitOMXParams(&param);
971    param.nPortIndex = kPortIndexOutput;
972    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
973        status_t err = mOMX->getParameter(
974                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
975                &param, sizeof(param));
976
977        if (err != OK) break;
978
979        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
980        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
981        CODEC_LOGV("Supported profile: %d, level %d",
982            supportedProfile, supportedLevel);
983
984        if (profile == supportedProfile &&
985            level <= supportedLevel) {
986            // We can further check whether the level is a valid
987            // value; but we will leave that to the omx encoder component
988            // via OMX_SetParameter call.
989            profileLevel.mProfile = profile;
990            profileLevel.mLevel = level;
991            return OK;
992        }
993    }
994
995    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
996            profile, level);
997    return BAD_VALUE;
998}
999
1000status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1001    int32_t iFramesInterval, frameRate, bitRate;
1002    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1003    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1004    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1005    CHECK(success);
1006    OMX_VIDEO_PARAM_H263TYPE h263type;
1007    InitOMXParams(&h263type);
1008    h263type.nPortIndex = kPortIndexOutput;
1009
1010    status_t err = mOMX->getParameter(
1011            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1012    CHECK_EQ(err, (status_t)OK);
1013
1014    h263type.nAllowedPictureTypes =
1015        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1016
1017    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1018    if (h263type.nPFrames == 0) {
1019        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1020    }
1021    h263type.nBFrames = 0;
1022
1023    // Check profile and level parameters
1024    CodecProfileLevel defaultProfileLevel, profileLevel;
1025    defaultProfileLevel.mProfile = h263type.eProfile;
1026    defaultProfileLevel.mLevel = h263type.eLevel;
1027    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1028    if (err != OK) return err;
1029    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1030    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1031
1032    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1033    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1034    h263type.nPictureHeaderRepetition = 0;
1035    h263type.nGOBHeaderInterval = 0;
1036
1037    err = mOMX->setParameter(
1038            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1039    CHECK_EQ(err, (status_t)OK);
1040
1041    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1042    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1043
1044    return OK;
1045}
1046
1047status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1048    int32_t iFramesInterval, frameRate, bitRate;
1049    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1050    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1051    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1052    CHECK(success);
1053    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1054    InitOMXParams(&mpeg4type);
1055    mpeg4type.nPortIndex = kPortIndexOutput;
1056
1057    status_t err = mOMX->getParameter(
1058            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1059    CHECK_EQ(err, (status_t)OK);
1060
1061    mpeg4type.nSliceHeaderSpacing = 0;
1062    mpeg4type.bSVH = OMX_FALSE;
1063    mpeg4type.bGov = OMX_FALSE;
1064
1065    mpeg4type.nAllowedPictureTypes =
1066        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1067
1068    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1069    if (mpeg4type.nPFrames == 0) {
1070        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1071    }
1072    mpeg4type.nBFrames = 0;
1073    mpeg4type.nIDCVLCThreshold = 0;
1074    mpeg4type.bACPred = OMX_TRUE;
1075    mpeg4type.nMaxPacketSize = 256;
1076    mpeg4type.nTimeIncRes = 1000;
1077    mpeg4type.nHeaderExtension = 0;
1078    mpeg4type.bReversibleVLC = OMX_FALSE;
1079
1080    // Check profile and level parameters
1081    CodecProfileLevel defaultProfileLevel, profileLevel;
1082    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1083    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1084    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1085    if (err != OK) return err;
1086    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1087    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1088
1089    err = mOMX->setParameter(
1090            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1091    CHECK_EQ(err, (status_t)OK);
1092
1093    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1094    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1095
1096    return OK;
1097}
1098
1099status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1100    int32_t iFramesInterval, frameRate, bitRate;
1101    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1102    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1103    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1104    CHECK(success);
1105
1106    OMX_VIDEO_PARAM_AVCTYPE h264type;
1107    InitOMXParams(&h264type);
1108    h264type.nPortIndex = kPortIndexOutput;
1109
1110    status_t err = mOMX->getParameter(
1111            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1112    CHECK_EQ(err, (status_t)OK);
1113
1114    h264type.nAllowedPictureTypes =
1115        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1116
1117    // Check profile and level parameters
1118    CodecProfileLevel defaultProfileLevel, profileLevel;
1119    defaultProfileLevel.mProfile = h264type.eProfile;
1120    defaultProfileLevel.mLevel = h264type.eLevel;
1121    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1122    if (err != OK) return err;
1123    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1124    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1125
1126    // XXX
1127    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
1128        ALOGW("Use baseline profile instead of %d for AVC recording",
1129            h264type.eProfile);
1130        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1131    }
1132
1133    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1134        h264type.nSliceHeaderSpacing = 0;
1135        h264type.bUseHadamard = OMX_TRUE;
1136        h264type.nRefFrames = 1;
1137        h264type.nBFrames = 0;
1138        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1139        if (h264type.nPFrames == 0) {
1140            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1141        }
1142        h264type.nRefIdx10ActiveMinus1 = 0;
1143        h264type.nRefIdx11ActiveMinus1 = 0;
1144        h264type.bEntropyCodingCABAC = OMX_FALSE;
1145        h264type.bWeightedPPrediction = OMX_FALSE;
1146        h264type.bconstIpred = OMX_FALSE;
1147        h264type.bDirect8x8Inference = OMX_FALSE;
1148        h264type.bDirectSpatialTemporal = OMX_FALSE;
1149        h264type.nCabacInitIdc = 0;
1150    }
1151
1152    if (h264type.nBFrames != 0) {
1153        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1154    }
1155
1156    h264type.bEnableUEP = OMX_FALSE;
1157    h264type.bEnableFMO = OMX_FALSE;
1158    h264type.bEnableASO = OMX_FALSE;
1159    h264type.bEnableRS = OMX_FALSE;
1160    h264type.bFrameMBsOnly = OMX_TRUE;
1161    h264type.bMBAFF = OMX_FALSE;
1162    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1163
1164    err = mOMX->setParameter(
1165            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1166    CHECK_EQ(err, (status_t)OK);
1167
1168    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1169
1170    return OK;
1171}
1172
1173status_t OMXCodec::setVideoOutputFormat(
1174        const char *mime, OMX_U32 width, OMX_U32 height) {
1175    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1176
1177    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1178    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1179        compressionFormat = OMX_VIDEO_CodingAVC;
1180    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1181        compressionFormat = OMX_VIDEO_CodingMPEG4;
1182    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1183        compressionFormat = OMX_VIDEO_CodingH263;
1184    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VPX, mime)) {
1185        compressionFormat = OMX_VIDEO_CodingVPX;
1186    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1187        compressionFormat = OMX_VIDEO_CodingMPEG2;
1188    } else {
1189        ALOGE("Not a supported video mime type: %s", mime);
1190        CHECK(!"Should not be here. Not a supported video mime type.");
1191    }
1192
1193    status_t err = setVideoPortFormatType(
1194            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1195
1196    if (err != OK) {
1197        return err;
1198    }
1199
1200#if 1
1201    {
1202        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1203        InitOMXParams(&format);
1204        format.nPortIndex = kPortIndexOutput;
1205        format.nIndex = 0;
1206
1207        status_t err = mOMX->getParameter(
1208                mNode, OMX_IndexParamVideoPortFormat,
1209                &format, sizeof(format));
1210        CHECK_EQ(err, (status_t)OK);
1211        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1212
1213        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1214               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1215               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1216               || format.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar
1217               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar
1218               || format.eColorFormat == OMX_QCOM_COLOR_FormatYUV420PackedSemiPlanar64x32Tile2m8ka);
1219
1220        err = mOMX->setParameter(
1221                mNode, OMX_IndexParamVideoPortFormat,
1222                &format, sizeof(format));
1223
1224        if (err != OK) {
1225            return err;
1226        }
1227    }
1228#endif
1229
1230    OMX_PARAM_PORTDEFINITIONTYPE def;
1231    InitOMXParams(&def);
1232    def.nPortIndex = kPortIndexInput;
1233
1234    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1235
1236    err = mOMX->getParameter(
1237            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1238
1239    CHECK_EQ(err, (status_t)OK);
1240
1241#if 1
1242    // XXX Need a (much) better heuristic to compute input buffer sizes.
1243    const size_t X = 64 * 1024;
1244    if (def.nBufferSize < X) {
1245        def.nBufferSize = X;
1246    }
1247#endif
1248
1249    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1250
1251    video_def->nFrameWidth = width;
1252    video_def->nFrameHeight = height;
1253
1254    video_def->eCompressionFormat = compressionFormat;
1255    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1256
1257    err = mOMX->setParameter(
1258            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1259
1260    if (err != OK) {
1261        return err;
1262    }
1263
1264    ////////////////////////////////////////////////////////////////////////////
1265
1266    InitOMXParams(&def);
1267    def.nPortIndex = kPortIndexOutput;
1268
1269    err = mOMX->getParameter(
1270            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1271    CHECK_EQ(err, (status_t)OK);
1272    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1273
1274#if 0
1275    def.nBufferSize =
1276        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1277#endif
1278
1279    video_def->nFrameWidth = width;
1280    video_def->nFrameHeight = height;
1281
1282    err = mOMX->setParameter(
1283            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1284
1285    return err;
1286}
1287
1288OMXCodec::OMXCodec(
1289        const sp<IOMX> &omx, IOMX::node_id node,
1290        uint32_t quirks, uint32_t flags,
1291        bool isEncoder,
1292        const char *mime,
1293        const char *componentName,
1294        const sp<MediaSource> &source,
1295        const sp<ANativeWindow> &nativeWindow)
1296    : mOMX(omx),
1297      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1298      mNode(node),
1299      mQuirks(quirks),
1300      mFlags(flags),
1301      mIsEncoder(isEncoder),
1302      mIsVideo(!strncasecmp("video/", mime, 6)),
1303      mMIME(strdup(mime)),
1304      mComponentName(strdup(componentName)),
1305      mSource(source),
1306      mCodecSpecificDataIndex(0),
1307      mState(LOADED),
1308      mInitialBufferSubmit(true),
1309      mSignalledEOS(false),
1310      mNoMoreOutputData(false),
1311      mOutputPortSettingsHaveChanged(false),
1312      mSeekTimeUs(-1),
1313      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1314      mTargetTimeUs(-1),
1315      mOutputPortSettingsChangedPending(false),
1316      mSkipCutBuffer(NULL),
1317      mLeftOverBuffer(NULL),
1318      mPaused(false),
1319      mNativeWindow(
1320              (!strncmp(componentName, "OMX.google.", 11)
1321              || !strcmp(componentName, "OMX.Nvidia.mpeg2v.decode"))
1322                        ? NULL : nativeWindow) {
1323    mPortStatus[kPortIndexInput] = ENABLED;
1324    mPortStatus[kPortIndexOutput] = ENABLED;
1325
1326    setComponentRole();
1327}
1328
1329// static
1330void OMXCodec::setComponentRole(
1331        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1332        const char *mime) {
1333    struct MimeToRole {
1334        const char *mime;
1335        const char *decoderRole;
1336        const char *encoderRole;
1337    };
1338
1339    static const MimeToRole kMimeToRole[] = {
1340        { MEDIA_MIMETYPE_AUDIO_MPEG,
1341            "audio_decoder.mp3", "audio_encoder.mp3" },
1342        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1343            "audio_decoder.mp1", "audio_encoder.mp1" },
1344        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1345            "audio_decoder.mp2", "audio_encoder.mp2" },
1346        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1347            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1348        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1349            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1350        { MEDIA_MIMETYPE_AUDIO_AAC,
1351            "audio_decoder.aac", "audio_encoder.aac" },
1352        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1353            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1354        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1355            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1356        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1357            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1358        { MEDIA_MIMETYPE_VIDEO_AVC,
1359            "video_decoder.avc", "video_encoder.avc" },
1360        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1361            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1362        { MEDIA_MIMETYPE_VIDEO_H263,
1363            "video_decoder.h263", "video_encoder.h263" },
1364        { MEDIA_MIMETYPE_VIDEO_VPX,
1365            "video_decoder.vpx", "video_encoder.vpx" },
1366        { MEDIA_MIMETYPE_AUDIO_RAW,
1367            "audio_decoder.raw", "audio_encoder.raw" },
1368        { MEDIA_MIMETYPE_AUDIO_FLAC,
1369            "audio_decoder.flac", "audio_encoder.flac" },
1370    };
1371
1372    static const size_t kNumMimeToRole =
1373        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1374
1375    size_t i;
1376    for (i = 0; i < kNumMimeToRole; ++i) {
1377        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1378            break;
1379        }
1380    }
1381
1382    if (i == kNumMimeToRole) {
1383        return;
1384    }
1385
1386    const char *role =
1387        isEncoder ? kMimeToRole[i].encoderRole
1388                  : kMimeToRole[i].decoderRole;
1389
1390    if (role != NULL) {
1391        OMX_PARAM_COMPONENTROLETYPE roleParams;
1392        InitOMXParams(&roleParams);
1393
1394        strncpy((char *)roleParams.cRole,
1395                role, OMX_MAX_STRINGNAME_SIZE - 1);
1396
1397        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1398
1399        status_t err = omx->setParameter(
1400                node, OMX_IndexParamStandardComponentRole,
1401                &roleParams, sizeof(roleParams));
1402
1403        if (err != OK) {
1404            ALOGW("Failed to set standard component role '%s'.", role);
1405        }
1406    }
1407}
1408
1409void OMXCodec::setComponentRole() {
1410    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1411}
1412
1413OMXCodec::~OMXCodec() {
1414    mSource.clear();
1415
1416    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1417
1418    status_t err = mOMX->freeNode(mNode);
1419    CHECK_EQ(err, (status_t)OK);
1420
1421    mNode = NULL;
1422    setState(DEAD);
1423
1424    clearCodecSpecificData();
1425
1426    free(mComponentName);
1427    mComponentName = NULL;
1428
1429    free(mMIME);
1430    mMIME = NULL;
1431}
1432
1433status_t OMXCodec::init() {
1434    // mLock is held.
1435
1436    CHECK_EQ((int)mState, (int)LOADED);
1437
1438    status_t err;
1439    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1440        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1441        CHECK_EQ(err, (status_t)OK);
1442        setState(LOADED_TO_IDLE);
1443    }
1444
1445    err = allocateBuffers();
1446    if (err != (status_t)OK) {
1447        return err;
1448    }
1449
1450    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1451        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1452        CHECK_EQ(err, (status_t)OK);
1453
1454        setState(LOADED_TO_IDLE);
1455    }
1456
1457    while (mState != EXECUTING && mState != ERROR) {
1458        mAsyncCompletion.wait(mLock);
1459    }
1460
1461    return mState == ERROR ? UNKNOWN_ERROR : OK;
1462}
1463
1464// static
1465bool OMXCodec::isIntermediateState(State state) {
1466    return state == LOADED_TO_IDLE
1467        || state == IDLE_TO_EXECUTING
1468        || state == EXECUTING_TO_IDLE
1469        || state == IDLE_TO_LOADED
1470        || state == RECONFIGURING;
1471}
1472
1473status_t OMXCodec::allocateBuffers() {
1474    status_t err = allocateBuffersOnPort(kPortIndexInput);
1475
1476    if (err != OK) {
1477        return err;
1478    }
1479
1480    return allocateBuffersOnPort(kPortIndexOutput);
1481}
1482
1483status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1484    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1485        return allocateOutputBuffersFromNativeWindow();
1486    }
1487
1488    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1489        ALOGE("protected output buffers must be stent to an ANativeWindow");
1490        return PERMISSION_DENIED;
1491    }
1492
1493    status_t err = OK;
1494    if ((mFlags & kStoreMetaDataInVideoBuffers)
1495            && portIndex == kPortIndexInput) {
1496        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1497        if (err != OK) {
1498            ALOGE("Storing meta data in video buffers is not supported");
1499            return err;
1500        }
1501    }
1502
1503    OMX_PARAM_PORTDEFINITIONTYPE def;
1504    InitOMXParams(&def);
1505    def.nPortIndex = portIndex;
1506
1507    err = mOMX->getParameter(
1508            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1509
1510    if (err != OK) {
1511        return err;
1512    }
1513
1514    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1515            def.nBufferCountActual, def.nBufferSize,
1516            portIndex == kPortIndexInput ? "input" : "output");
1517
1518    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1519    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1520
1521    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1522        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1523        CHECK(mem.get() != NULL);
1524
1525        BufferInfo info;
1526        info.mData = NULL;
1527        info.mSize = def.nBufferSize;
1528
1529        IOMX::buffer_id buffer;
1530        if (portIndex == kPortIndexInput
1531                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1532                    || (mFlags & kUseSecureInputBuffers))) {
1533            if (mOMXLivesLocally) {
1534                mem.clear();
1535
1536                err = mOMX->allocateBuffer(
1537                        mNode, portIndex, def.nBufferSize, &buffer,
1538                        &info.mData);
1539            } else {
1540                err = mOMX->allocateBufferWithBackup(
1541                        mNode, portIndex, mem, &buffer);
1542            }
1543        } else if (portIndex == kPortIndexOutput
1544                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1545            if (mOMXLivesLocally) {
1546                mem.clear();
1547
1548                err = mOMX->allocateBuffer(
1549                        mNode, portIndex, def.nBufferSize, &buffer,
1550                        &info.mData);
1551            } else {
1552                err = mOMX->allocateBufferWithBackup(
1553                        mNode, portIndex, mem, &buffer);
1554            }
1555        } else {
1556            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1557        }
1558
1559        if (err != OK) {
1560            ALOGE("allocate_buffer_with_backup failed");
1561            return err;
1562        }
1563
1564        if (mem != NULL) {
1565            info.mData = mem->pointer();
1566        }
1567
1568        info.mBuffer = buffer;
1569        info.mStatus = OWNED_BY_US;
1570        info.mMem = mem;
1571        info.mMediaBuffer = NULL;
1572
1573        if (portIndex == kPortIndexOutput) {
1574            if (!(mOMXLivesLocally
1575                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1576                        && (mQuirks & kDefersOutputBufferAllocation))) {
1577                // If the node does not fill in the buffer ptr at this time,
1578                // we will defer creating the MediaBuffer until receiving
1579                // the first FILL_BUFFER_DONE notification instead.
1580                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1581                info.mMediaBuffer->setObserver(this);
1582            }
1583        }
1584
1585        mPortBuffers[portIndex].push(info);
1586
1587        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1588             portIndex == kPortIndexInput ? "input" : "output");
1589    }
1590
1591    if (portIndex == kPortIndexOutput) {
1592
1593        sp<MetaData> meta = mSource->getFormat();
1594        int32_t delay = 0;
1595        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1596            delay = 0;
1597        }
1598        int32_t padding = 0;
1599        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1600            padding = 0;
1601        }
1602        int32_t numchannels = 0;
1603        if (delay + padding) {
1604            if (mOutputFormat->findInt32(kKeyChannelCount, &numchannels)) {
1605                size_t frameSize = numchannels * sizeof(int16_t);
1606                if (mSkipCutBuffer != NULL) {
1607                    size_t prevbuffersize = mSkipCutBuffer->size();
1608                    if (prevbuffersize != 0) {
1609                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1610                    }
1611                }
1612                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1613            }
1614        }
1615    }
1616
1617    // dumpPortStatus(portIndex);
1618
1619    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1620        Vector<MediaBuffer *> buffers;
1621        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1622            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1623
1624            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1625            buffers.push(mbuf);
1626        }
1627
1628        status_t err = mSource->setBuffers(buffers);
1629
1630        if (err != OK) {
1631            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1632                buffers.editItemAt(i)->release();
1633            }
1634            buffers.clear();
1635
1636            CODEC_LOGE(
1637                    "Codec requested to use secure input buffers but "
1638                    "upstream source didn't support that.");
1639
1640            return err;
1641        }
1642    }
1643
1644    return OK;
1645}
1646
1647status_t OMXCodec::applyRotation() {
1648    sp<MetaData> meta = mSource->getFormat();
1649
1650    int32_t rotationDegrees;
1651    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1652        rotationDegrees = 0;
1653    }
1654
1655    uint32_t transform;
1656    switch (rotationDegrees) {
1657        case 0: transform = 0; break;
1658        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1659        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1660        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1661        default: transform = 0; break;
1662    }
1663
1664    status_t err = OK;
1665
1666    if (transform) {
1667        err = native_window_set_buffers_transform(
1668                mNativeWindow.get(), transform);
1669    }
1670
1671    return err;
1672}
1673
1674status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1675    // Get the number of buffers needed.
1676    OMX_PARAM_PORTDEFINITIONTYPE def;
1677    InitOMXParams(&def);
1678    def.nPortIndex = kPortIndexOutput;
1679
1680    status_t err = mOMX->getParameter(
1681            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1682    if (err != OK) {
1683        return err;
1684    }
1685
1686    err = native_window_set_buffers_geometry(
1687            mNativeWindow.get(),
1688            def.format.video.nFrameWidth,
1689            def.format.video.nFrameHeight,
1690            def.format.video.eColorFormat);
1691
1692    if (err != 0) {
1693        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1694                strerror(-err), -err);
1695        return err;
1696    }
1697
1698    err = applyRotation();
1699    if (err != OK) {
1700        return err;
1701    }
1702
1703    // Set up the native window.
1704    OMX_U32 usage = 0;
1705    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1706    if (err != 0) {
1707        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1708        // XXX: Currently this error is logged, but not fatal.
1709        usage = 0;
1710    }
1711    if (mFlags & kEnableGrallocUsageProtected) {
1712        usage |= GRALLOC_USAGE_PROTECTED;
1713    }
1714
1715    // Make sure to check whether either Stagefright or the video decoder
1716    // requested protected buffers.
1717    if (usage & GRALLOC_USAGE_PROTECTED) {
1718        // Verify that the ANativeWindow sends images directly to
1719        // SurfaceFlinger.
1720        int queuesToNativeWindow = 0;
1721        err = mNativeWindow->query(
1722                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1723                &queuesToNativeWindow);
1724        if (err != 0) {
1725            ALOGE("error authenticating native window: %d", err);
1726            return err;
1727        }
1728        if (queuesToNativeWindow != 1) {
1729            ALOGE("native window could not be authenticated");
1730            return PERMISSION_DENIED;
1731        }
1732    }
1733
1734    ALOGV("native_window_set_usage usage=0x%lx", usage);
1735    err = native_window_set_usage(
1736            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1737    if (err != 0) {
1738        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1739        return err;
1740    }
1741
1742    int minUndequeuedBufs = 0;
1743    err = mNativeWindow->query(mNativeWindow.get(),
1744            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1745    if (err != 0) {
1746        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1747                strerror(-err), -err);
1748        return err;
1749    }
1750
1751    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1752    // buffer counts refer to - how do they account for the renderer holding on
1753    // to buffers?
1754    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1755        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1756        def.nBufferCountActual = newBufferCount;
1757        err = mOMX->setParameter(
1758                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1759        if (err != OK) {
1760            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1761                    newBufferCount, err);
1762            return err;
1763        }
1764    }
1765
1766    err = native_window_set_buffer_count(
1767            mNativeWindow.get(), def.nBufferCountActual);
1768    if (err != 0) {
1769        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1770                -err);
1771        return err;
1772    }
1773
1774    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1775            "output port", def.nBufferCountActual, def.nBufferSize);
1776
1777    // Dequeue buffers and send them to OMX
1778    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1779        ANativeWindowBuffer* buf;
1780        err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &buf);
1781        if (err != 0) {
1782            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1783            break;
1784        }
1785
1786        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1787        BufferInfo info;
1788        info.mData = NULL;
1789        info.mSize = def.nBufferSize;
1790        info.mStatus = OWNED_BY_US;
1791        info.mMem = NULL;
1792        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1793        info.mMediaBuffer->setObserver(this);
1794        mPortBuffers[kPortIndexOutput].push(info);
1795
1796        IOMX::buffer_id bufferId;
1797        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1798                &bufferId);
1799        if (err != 0) {
1800            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1801                    "failed: %d", err);
1802            break;
1803        }
1804
1805        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1806
1807        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1808                bufferId, graphicBuffer.get());
1809    }
1810
1811    OMX_U32 cancelStart;
1812    OMX_U32 cancelEnd;
1813    if (err != 0) {
1814        // If an error occurred while dequeuing we need to cancel any buffers
1815        // that were dequeued.
1816        cancelStart = 0;
1817        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1818    } else {
1819        // Return the last two buffers to the native window.
1820        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1821        cancelEnd = def.nBufferCountActual;
1822    }
1823
1824    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1825        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1826        cancelBufferToNativeWindow(info);
1827    }
1828
1829    return err;
1830}
1831
1832status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1833    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1834    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1835    int err = mNativeWindow->cancelBuffer(
1836        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get());
1837    if (err != 0) {
1838      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1839
1840      setState(ERROR);
1841      return err;
1842    }
1843    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1844    return OK;
1845}
1846
1847OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1848    // Dequeue the next buffer from the native window.
1849    ANativeWindowBuffer* buf;
1850    int err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &buf);
1851    if (err != 0) {
1852      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1853
1854      setState(ERROR);
1855      return 0;
1856    }
1857
1858    // Determine which buffer we just dequeued.
1859    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1860    BufferInfo *bufInfo = 0;
1861    for (size_t i = 0; i < buffers->size(); i++) {
1862      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1863          mMediaBuffer->graphicBuffer();
1864      if (graphicBuffer->handle == buf->handle) {
1865        bufInfo = &buffers->editItemAt(i);
1866        break;
1867      }
1868    }
1869
1870    if (bufInfo == 0) {
1871        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1872
1873        setState(ERROR);
1874        return 0;
1875    }
1876
1877    // The native window no longer owns the buffer.
1878    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1879    bufInfo->mStatus = OWNED_BY_US;
1880
1881    return bufInfo;
1882}
1883
1884status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1885    status_t err = NO_ERROR;
1886    ANativeWindowBuffer* anb = NULL;
1887    int numBufs = 0;
1888    int minUndequeuedBufs = 0;
1889
1890    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1891    // no frames get dropped by SurfaceFlinger assuming that these are video
1892    // frames.
1893    err = native_window_api_disconnect(mNativeWindow.get(),
1894            NATIVE_WINDOW_API_MEDIA);
1895    if (err != NO_ERROR) {
1896        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1897                strerror(-err), -err);
1898        return err;
1899    }
1900
1901    err = native_window_api_connect(mNativeWindow.get(),
1902            NATIVE_WINDOW_API_CPU);
1903    if (err != NO_ERROR) {
1904        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1905                strerror(-err), -err);
1906        return err;
1907    }
1908
1909    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1910            HAL_PIXEL_FORMAT_RGBX_8888);
1911    if (err != NO_ERROR) {
1912        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1913                strerror(-err), -err);
1914        goto error;
1915    }
1916
1917    err = native_window_set_usage(mNativeWindow.get(),
1918            GRALLOC_USAGE_SW_WRITE_OFTEN);
1919    if (err != NO_ERROR) {
1920        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1921                strerror(-err), -err);
1922        goto error;
1923    }
1924
1925    err = native_window_set_scaling_mode(mNativeWindow.get(),
1926            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1927    if (err != OK) {
1928        ALOGE("error pushing blank frames: set_scaling_mode failed: %s (%d)",
1929                strerror(-err), -err);
1930        goto error;
1931    }
1932
1933    err = mNativeWindow->query(mNativeWindow.get(),
1934            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1935    if (err != NO_ERROR) {
1936        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1937                "failed: %s (%d)", strerror(-err), -err);
1938        goto error;
1939    }
1940
1941    numBufs = minUndequeuedBufs + 1;
1942    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1943    if (err != NO_ERROR) {
1944        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1945                strerror(-err), -err);
1946        goto error;
1947    }
1948
1949    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1950    // buffer twice.  This should guarantee that the buffer has been displayed
1951    // on the screen and then been replaced, so an previous video frames are
1952    // guaranteed NOT to be currently displayed.
1953    for (int i = 0; i < numBufs + 1; i++) {
1954        err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &anb);
1955        if (err != NO_ERROR) {
1956            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1957                    strerror(-err), -err);
1958            goto error;
1959        }
1960
1961        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
1962        err = mNativeWindow->lockBuffer(mNativeWindow.get(),
1963                buf->getNativeBuffer());
1964        if (err != NO_ERROR) {
1965            ALOGE("error pushing blank frames: lockBuffer failed: %s (%d)",
1966                    strerror(-err), -err);
1967            goto error;
1968        }
1969
1970        // Fill the buffer with the a 1x1 checkerboard pattern ;)
1971        uint32_t* img = NULL;
1972        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
1973        if (err != NO_ERROR) {
1974            ALOGE("error pushing blank frames: lock failed: %s (%d)",
1975                    strerror(-err), -err);
1976            goto error;
1977        }
1978
1979        *img = 0;
1980
1981        err = buf->unlock();
1982        if (err != NO_ERROR) {
1983            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
1984                    strerror(-err), -err);
1985            goto error;
1986        }
1987
1988        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
1989                buf->getNativeBuffer());
1990        if (err != NO_ERROR) {
1991            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
1992                    strerror(-err), -err);
1993            goto error;
1994        }
1995
1996        anb = NULL;
1997    }
1998
1999error:
2000
2001    if (err != NO_ERROR) {
2002        // Clean up after an error.
2003        if (anb != NULL) {
2004            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb);
2005        }
2006
2007        native_window_api_disconnect(mNativeWindow.get(),
2008                NATIVE_WINDOW_API_CPU);
2009        native_window_api_connect(mNativeWindow.get(),
2010                NATIVE_WINDOW_API_MEDIA);
2011
2012        return err;
2013    } else {
2014        // Clean up after success.
2015        err = native_window_api_disconnect(mNativeWindow.get(),
2016                NATIVE_WINDOW_API_CPU);
2017        if (err != NO_ERROR) {
2018            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2019                    strerror(-err), -err);
2020            return err;
2021        }
2022
2023        err = native_window_api_connect(mNativeWindow.get(),
2024                NATIVE_WINDOW_API_MEDIA);
2025        if (err != NO_ERROR) {
2026            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2027                    strerror(-err), -err);
2028            return err;
2029        }
2030
2031        return NO_ERROR;
2032    }
2033}
2034
2035int64_t OMXCodec::getDecodingTimeUs() {
2036    CHECK(mIsEncoder && mIsVideo);
2037
2038    if (mDecodingTimeList.empty()) {
2039        CHECK(mSignalledEOS || mNoMoreOutputData);
2040        // No corresponding input frame available.
2041        // This could happen when EOS is reached.
2042        return 0;
2043    }
2044
2045    List<int64_t>::iterator it = mDecodingTimeList.begin();
2046    int64_t timeUs = *it;
2047    mDecodingTimeList.erase(it);
2048    return timeUs;
2049}
2050
2051void OMXCodec::on_message(const omx_message &msg) {
2052    if (mState == ERROR) {
2053        ALOGW("Dropping OMX message - we're in ERROR state.");
2054        return;
2055    }
2056
2057    switch (msg.type) {
2058        case omx_message::EVENT:
2059        {
2060            onEvent(
2061                 msg.u.event_data.event, msg.u.event_data.data1,
2062                 msg.u.event_data.data2);
2063
2064            break;
2065        }
2066
2067        case omx_message::EMPTY_BUFFER_DONE:
2068        {
2069            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2070
2071            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2072
2073            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2074            size_t i = 0;
2075            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2076                ++i;
2077            }
2078
2079            CHECK(i < buffers->size());
2080            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2081                ALOGW("We already own input buffer %p, yet received "
2082                     "an EMPTY_BUFFER_DONE.", buffer);
2083            }
2084
2085            BufferInfo* info = &buffers->editItemAt(i);
2086            info->mStatus = OWNED_BY_US;
2087
2088            // Buffer could not be released until empty buffer done is called.
2089            if (info->mMediaBuffer != NULL) {
2090                if (mIsEncoder &&
2091                    (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2092                    // If zero-copy mode is enabled this will send the
2093                    // input buffer back to the upstream source.
2094                    restorePatchedDataPointer(info);
2095                }
2096
2097                info->mMediaBuffer->release();
2098                info->mMediaBuffer = NULL;
2099            }
2100
2101            if (mPortStatus[kPortIndexInput] == DISABLING) {
2102                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2103
2104                status_t err = freeBuffer(kPortIndexInput, i);
2105                CHECK_EQ(err, (status_t)OK);
2106            } else if (mState != ERROR
2107                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2108                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2109
2110                if (mFlags & kUseSecureInputBuffers) {
2111                    drainAnyInputBuffer();
2112                } else {
2113                    drainInputBuffer(&buffers->editItemAt(i));
2114                }
2115            }
2116            break;
2117        }
2118
2119        case omx_message::FILL_BUFFER_DONE:
2120        {
2121            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2122            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2123
2124            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2125                 buffer,
2126                 msg.u.extended_buffer_data.range_length,
2127                 flags,
2128                 msg.u.extended_buffer_data.timestamp,
2129                 msg.u.extended_buffer_data.timestamp / 1E6);
2130
2131            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2132            size_t i = 0;
2133            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2134                ++i;
2135            }
2136
2137            CHECK(i < buffers->size());
2138            BufferInfo *info = &buffers->editItemAt(i);
2139
2140            if (info->mStatus != OWNED_BY_COMPONENT) {
2141                ALOGW("We already own output buffer %p, yet received "
2142                     "a FILL_BUFFER_DONE.", buffer);
2143            }
2144
2145            info->mStatus = OWNED_BY_US;
2146
2147            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2148                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2149
2150                status_t err = freeBuffer(kPortIndexOutput, i);
2151                CHECK_EQ(err, (status_t)OK);
2152
2153#if 0
2154            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2155                       && (flags & OMX_BUFFERFLAG_EOS)) {
2156                CODEC_LOGV("No more output data.");
2157                mNoMoreOutputData = true;
2158                mBufferFilled.signal();
2159#endif
2160            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2161                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2162
2163                if (info->mMediaBuffer == NULL) {
2164                    CHECK(mOMXLivesLocally);
2165                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2166                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2167
2168                    // The qcom video decoders on Nexus don't actually allocate
2169                    // output buffer memory on a call to OMX_AllocateBuffer
2170                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2171                    // structure is only filled in later.
2172
2173                    info->mMediaBuffer = new MediaBuffer(
2174                            msg.u.extended_buffer_data.data_ptr,
2175                            info->mSize);
2176                    info->mMediaBuffer->setObserver(this);
2177                }
2178
2179                MediaBuffer *buffer = info->mMediaBuffer;
2180                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2181
2182                if (!isGraphicBuffer
2183                    && msg.u.extended_buffer_data.range_offset
2184                        + msg.u.extended_buffer_data.range_length
2185                            > buffer->size()) {
2186                    CODEC_LOGE(
2187                            "Codec lied about its buffer size requirements, "
2188                            "sending a buffer larger than the originally "
2189                            "advertised size in FILL_BUFFER_DONE!");
2190                }
2191                buffer->set_range(
2192                        msg.u.extended_buffer_data.range_offset,
2193                        msg.u.extended_buffer_data.range_length);
2194
2195                buffer->meta_data()->clear();
2196
2197                buffer->meta_data()->setInt64(
2198                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2199
2200                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2201                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2202                }
2203                bool isCodecSpecific = false;
2204                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2205                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2206                    isCodecSpecific = true;
2207                }
2208
2209                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2210                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2211                }
2212
2213                buffer->meta_data()->setPointer(
2214                        kKeyPlatformPrivate,
2215                        msg.u.extended_buffer_data.platform_private);
2216
2217                buffer->meta_data()->setPointer(
2218                        kKeyBufferID,
2219                        msg.u.extended_buffer_data.buffer);
2220
2221                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2222                    CODEC_LOGV("No more output data.");
2223                    mNoMoreOutputData = true;
2224                }
2225
2226                if (mIsEncoder && mIsVideo) {
2227                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2228                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2229                }
2230
2231                if (mTargetTimeUs >= 0) {
2232                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2233
2234                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2235                        CODEC_LOGV(
2236                                "skipping output buffer at timestamp %lld us",
2237                                msg.u.extended_buffer_data.timestamp);
2238
2239                        fillOutputBuffer(info);
2240                        break;
2241                    }
2242
2243                    CODEC_LOGV(
2244                            "returning output buffer at target timestamp "
2245                            "%lld us",
2246                            msg.u.extended_buffer_data.timestamp);
2247
2248                    mTargetTimeUs = -1;
2249                }
2250
2251                mFilledBuffers.push_back(i);
2252                mBufferFilled.signal();
2253                if (mIsEncoder) {
2254                    sched_yield();
2255                }
2256            }
2257
2258            break;
2259        }
2260
2261        default:
2262        {
2263            CHECK(!"should not be here.");
2264            break;
2265        }
2266    }
2267}
2268
2269// Has the format changed in any way that the client would have to be aware of?
2270static bool formatHasNotablyChanged(
2271        const sp<MetaData> &from, const sp<MetaData> &to) {
2272    if (from.get() == NULL && to.get() == NULL) {
2273        return false;
2274    }
2275
2276    if ((from.get() == NULL && to.get() != NULL)
2277        || (from.get() != NULL && to.get() == NULL)) {
2278        return true;
2279    }
2280
2281    const char *mime_from, *mime_to;
2282    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2283    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2284
2285    if (strcasecmp(mime_from, mime_to)) {
2286        return true;
2287    }
2288
2289    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2290        int32_t colorFormat_from, colorFormat_to;
2291        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2292        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2293
2294        if (colorFormat_from != colorFormat_to) {
2295            return true;
2296        }
2297
2298        int32_t width_from, width_to;
2299        CHECK(from->findInt32(kKeyWidth, &width_from));
2300        CHECK(to->findInt32(kKeyWidth, &width_to));
2301
2302        if (width_from != width_to) {
2303            return true;
2304        }
2305
2306        int32_t height_from, height_to;
2307        CHECK(from->findInt32(kKeyHeight, &height_from));
2308        CHECK(to->findInt32(kKeyHeight, &height_to));
2309
2310        if (height_from != height_to) {
2311            return true;
2312        }
2313
2314        int32_t left_from, top_from, right_from, bottom_from;
2315        CHECK(from->findRect(
2316                    kKeyCropRect,
2317                    &left_from, &top_from, &right_from, &bottom_from));
2318
2319        int32_t left_to, top_to, right_to, bottom_to;
2320        CHECK(to->findRect(
2321                    kKeyCropRect,
2322                    &left_to, &top_to, &right_to, &bottom_to));
2323
2324        if (left_to != left_from || top_to != top_from
2325                || right_to != right_from || bottom_to != bottom_from) {
2326            return true;
2327        }
2328    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2329        int32_t numChannels_from, numChannels_to;
2330        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2331        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2332
2333        if (numChannels_from != numChannels_to) {
2334            return true;
2335        }
2336
2337        int32_t sampleRate_from, sampleRate_to;
2338        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2339        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2340
2341        if (sampleRate_from != sampleRate_to) {
2342            return true;
2343        }
2344    }
2345
2346    return false;
2347}
2348
2349void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2350    switch (event) {
2351        case OMX_EventCmdComplete:
2352        {
2353            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2354            break;
2355        }
2356
2357        case OMX_EventError:
2358        {
2359            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2360
2361            setState(ERROR);
2362            break;
2363        }
2364
2365        case OMX_EventPortSettingsChanged:
2366        {
2367            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2368                       data1, data2);
2369
2370            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2371                // There is no need to check whether mFilledBuffers is empty or not
2372                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2373                // the output buffers.
2374                if (data1 == kPortIndexOutput) {
2375                    CHECK(mFilledBuffers.empty());
2376                }
2377                onPortSettingsChanged(data1);
2378            } else if (data1 == kPortIndexOutput &&
2379                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2380                         data2 == OMX_IndexConfigCommonScale)) {
2381
2382                sp<MetaData> oldOutputFormat = mOutputFormat;
2383                initOutputFormat(mSource->getFormat());
2384
2385                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2386                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2387                    mOutputPortSettingsHaveChanged = true;
2388
2389                } else if (data2 == OMX_IndexConfigCommonScale) {
2390                    OMX_CONFIG_SCALEFACTORTYPE scale;
2391                    InitOMXParams(&scale);
2392                    scale.nPortIndex = kPortIndexOutput;
2393
2394                    // Change display dimension only when necessary.
2395                    if (OK == mOMX->getConfig(
2396                                        mNode,
2397                                        OMX_IndexConfigCommonScale,
2398                                        &scale, sizeof(scale))) {
2399                        int32_t left, top, right, bottom;
2400                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2401                                                      &left, &top,
2402                                                      &right, &bottom));
2403
2404                        // The scale is in 16.16 format.
2405                        // scale 1.0 = 0x010000. When there is no
2406                        // need to change the display, skip it.
2407                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2408                                scale.xWidth, scale.xHeight);
2409
2410                        if (scale.xWidth != 0x010000) {
2411                            mOutputFormat->setInt32(kKeyDisplayWidth,
2412                                    ((right - left +  1) * scale.xWidth)  >> 16);
2413                            mOutputPortSettingsHaveChanged = true;
2414                        }
2415
2416                        if (scale.xHeight != 0x010000) {
2417                            mOutputFormat->setInt32(kKeyDisplayHeight,
2418                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2419                            mOutputPortSettingsHaveChanged = true;
2420                        }
2421                    }
2422                }
2423            }
2424            break;
2425        }
2426
2427#if 0
2428        case OMX_EventBufferFlag:
2429        {
2430            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2431
2432            if (data1 == kPortIndexOutput) {
2433                mNoMoreOutputData = true;
2434            }
2435            break;
2436        }
2437#endif
2438
2439        default:
2440        {
2441            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2442            break;
2443        }
2444    }
2445}
2446
2447void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2448    switch (cmd) {
2449        case OMX_CommandStateSet:
2450        {
2451            onStateChange((OMX_STATETYPE)data);
2452            break;
2453        }
2454
2455        case OMX_CommandPortDisable:
2456        {
2457            OMX_U32 portIndex = data;
2458            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2459
2460            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2461            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2462            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2463
2464            mPortStatus[portIndex] = DISABLED;
2465
2466            if (mState == RECONFIGURING) {
2467                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2468
2469                sp<MetaData> oldOutputFormat = mOutputFormat;
2470                initOutputFormat(mSource->getFormat());
2471
2472                // Don't notify clients if the output port settings change
2473                // wasn't of importance to them, i.e. it may be that just the
2474                // number of buffers has changed and nothing else.
2475                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2476                if (!mOutputPortSettingsHaveChanged) {
2477                    mOutputPortSettingsHaveChanged = formatChanged;
2478                }
2479
2480                status_t err = enablePortAsync(portIndex);
2481                if (err != OK) {
2482                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2483                    setState(ERROR);
2484                } else {
2485                    err = allocateBuffersOnPort(portIndex);
2486                    if (err != OK) {
2487                        CODEC_LOGE("allocateBuffersOnPort (%s) failed "
2488                                   "(err = %d)",
2489                                   portIndex == kPortIndexInput
2490                                        ? "input" : "output",
2491                                   err);
2492
2493                        setState(ERROR);
2494                    }
2495                }
2496            }
2497            break;
2498        }
2499
2500        case OMX_CommandPortEnable:
2501        {
2502            OMX_U32 portIndex = data;
2503            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2504
2505            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2506            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2507
2508            mPortStatus[portIndex] = ENABLED;
2509
2510            if (mState == RECONFIGURING) {
2511                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2512
2513                setState(EXECUTING);
2514
2515                fillOutputBuffers();
2516            }
2517            break;
2518        }
2519
2520        case OMX_CommandFlush:
2521        {
2522            OMX_U32 portIndex = data;
2523
2524            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2525
2526            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2527            mPortStatus[portIndex] = ENABLED;
2528
2529            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2530                     mPortBuffers[portIndex].size());
2531
2532            if (mSkipCutBuffer != NULL && mPortStatus[kPortIndexOutput] == ENABLED) {
2533                mSkipCutBuffer->clear();
2534            }
2535
2536            if (mState == RECONFIGURING) {
2537                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2538
2539                disablePortAsync(portIndex);
2540            } else if (mState == EXECUTING_TO_IDLE) {
2541                if (mPortStatus[kPortIndexInput] == ENABLED
2542                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2543                    CODEC_LOGV("Finished flushing both ports, now completing "
2544                         "transition from EXECUTING to IDLE.");
2545
2546                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2547                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2548
2549                    status_t err =
2550                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2551                    CHECK_EQ(err, (status_t)OK);
2552                }
2553            } else {
2554                // We're flushing both ports in preparation for seeking.
2555
2556                if (mPortStatus[kPortIndexInput] == ENABLED
2557                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2558                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2559                         " seek-time.");
2560
2561                    // We implicitly resume pulling on our upstream source.
2562                    mPaused = false;
2563
2564                    drainInputBuffers();
2565                    fillOutputBuffers();
2566                }
2567
2568                if (mOutputPortSettingsChangedPending) {
2569                    CODEC_LOGV(
2570                            "Honoring deferred output port settings change.");
2571
2572                    mOutputPortSettingsChangedPending = false;
2573                    onPortSettingsChanged(kPortIndexOutput);
2574                }
2575            }
2576
2577            break;
2578        }
2579
2580        default:
2581        {
2582            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2583            break;
2584        }
2585    }
2586}
2587
2588void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2589    CODEC_LOGV("onStateChange %d", newState);
2590
2591    switch (newState) {
2592        case OMX_StateIdle:
2593        {
2594            CODEC_LOGV("Now Idle.");
2595            if (mState == LOADED_TO_IDLE) {
2596                status_t err = mOMX->sendCommand(
2597                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2598
2599                CHECK_EQ(err, (status_t)OK);
2600
2601                setState(IDLE_TO_EXECUTING);
2602            } else {
2603                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2604
2605                if (countBuffersWeOwn(mPortBuffers[kPortIndexInput]) !=
2606                    mPortBuffers[kPortIndexInput].size()) {
2607                    ALOGE("Codec did not return all input buffers "
2608                          "(received %d / %d)",
2609                            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2610                            mPortBuffers[kPortIndexInput].size());
2611                    TRESPASS();
2612                }
2613
2614                if (countBuffersWeOwn(mPortBuffers[kPortIndexOutput]) !=
2615                    mPortBuffers[kPortIndexOutput].size()) {
2616                    ALOGE("Codec did not return all output buffers "
2617                          "(received %d / %d)",
2618                            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2619                            mPortBuffers[kPortIndexOutput].size());
2620                    TRESPASS();
2621                }
2622
2623                status_t err = mOMX->sendCommand(
2624                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2625
2626                CHECK_EQ(err, (status_t)OK);
2627
2628                err = freeBuffersOnPort(kPortIndexInput);
2629                CHECK_EQ(err, (status_t)OK);
2630
2631                err = freeBuffersOnPort(kPortIndexOutput);
2632                CHECK_EQ(err, (status_t)OK);
2633
2634                mPortStatus[kPortIndexInput] = ENABLED;
2635                mPortStatus[kPortIndexOutput] = ENABLED;
2636
2637                if ((mFlags & kEnableGrallocUsageProtected) &&
2638                        mNativeWindow != NULL) {
2639                    // We push enough 1x1 blank buffers to ensure that one of
2640                    // them has made it to the display.  This allows the OMX
2641                    // component teardown to zero out any protected buffers
2642                    // without the risk of scanning out one of those buffers.
2643                    pushBlankBuffersToNativeWindow();
2644                }
2645
2646                setState(IDLE_TO_LOADED);
2647            }
2648            break;
2649        }
2650
2651        case OMX_StateExecuting:
2652        {
2653            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2654
2655            CODEC_LOGV("Now Executing.");
2656
2657            mOutputPortSettingsChangedPending = false;
2658
2659            setState(EXECUTING);
2660
2661            // Buffers will be submitted to the component in the first
2662            // call to OMXCodec::read as mInitialBufferSubmit is true at
2663            // this point. This ensures that this on_message call returns,
2664            // releases the lock and ::init can notice the state change and
2665            // itself return.
2666            break;
2667        }
2668
2669        case OMX_StateLoaded:
2670        {
2671            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2672
2673            CODEC_LOGV("Now Loaded.");
2674
2675            setState(LOADED);
2676            break;
2677        }
2678
2679        case OMX_StateInvalid:
2680        {
2681            setState(ERROR);
2682            break;
2683        }
2684
2685        default:
2686        {
2687            CHECK(!"should not be here.");
2688            break;
2689        }
2690    }
2691}
2692
2693// static
2694size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2695    size_t n = 0;
2696    for (size_t i = 0; i < buffers.size(); ++i) {
2697        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2698            ++n;
2699        }
2700    }
2701
2702    return n;
2703}
2704
2705status_t OMXCodec::freeBuffersOnPort(
2706        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2707    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2708
2709    status_t stickyErr = OK;
2710
2711    for (size_t i = buffers->size(); i-- > 0;) {
2712        BufferInfo *info = &buffers->editItemAt(i);
2713
2714        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2715            continue;
2716        }
2717
2718        CHECK(info->mStatus == OWNED_BY_US
2719                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2720
2721        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2722
2723        status_t err = freeBuffer(portIndex, i);
2724
2725        if (err != OK) {
2726            stickyErr = err;
2727        }
2728
2729    }
2730
2731    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2732
2733    return stickyErr;
2734}
2735
2736status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2737    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2738
2739    BufferInfo *info = &buffers->editItemAt(bufIndex);
2740
2741    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2742
2743    if (err == OK && info->mMediaBuffer != NULL) {
2744        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2745        info->mMediaBuffer->setObserver(NULL);
2746
2747        // Make sure nobody but us owns this buffer at this point.
2748        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2749
2750        // Cancel the buffer if it belongs to an ANativeWindow.
2751        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2752        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2753            err = cancelBufferToNativeWindow(info);
2754        }
2755
2756        info->mMediaBuffer->release();
2757        info->mMediaBuffer = NULL;
2758    }
2759
2760    if (err == OK) {
2761        buffers->removeAt(bufIndex);
2762    }
2763
2764    return err;
2765}
2766
2767void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2768    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2769
2770    CHECK_EQ((int)mState, (int)EXECUTING);
2771    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2772    CHECK(!mOutputPortSettingsChangedPending);
2773
2774    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2775        CODEC_LOGV("Deferring output port settings change.");
2776        mOutputPortSettingsChangedPending = true;
2777        return;
2778    }
2779
2780    setState(RECONFIGURING);
2781
2782    if (mQuirks & kNeedsFlushBeforeDisable) {
2783        if (!flushPortAsync(portIndex)) {
2784            onCmdComplete(OMX_CommandFlush, portIndex);
2785        }
2786    } else {
2787        disablePortAsync(portIndex);
2788    }
2789}
2790
2791bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2792    CHECK(mState == EXECUTING || mState == RECONFIGURING
2793            || mState == EXECUTING_TO_IDLE);
2794
2795    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2796         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2797         mPortBuffers[portIndex].size());
2798
2799    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2800    mPortStatus[portIndex] = SHUTTING_DOWN;
2801
2802    if ((mQuirks & kRequiresFlushCompleteEmulation)
2803        && countBuffersWeOwn(mPortBuffers[portIndex])
2804                == mPortBuffers[portIndex].size()) {
2805        // No flush is necessary and this component fails to send a
2806        // flush-complete event in this case.
2807
2808        return false;
2809    }
2810
2811    status_t err =
2812        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2813    CHECK_EQ(err, (status_t)OK);
2814
2815    return true;
2816}
2817
2818void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2819    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2820
2821    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2822    mPortStatus[portIndex] = DISABLING;
2823
2824    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2825    status_t err =
2826        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2827    CHECK_EQ(err, (status_t)OK);
2828
2829    freeBuffersOnPort(portIndex, true);
2830}
2831
2832status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2833    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2834
2835    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2836    mPortStatus[portIndex] = ENABLING;
2837
2838    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2839    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2840}
2841
2842void OMXCodec::fillOutputBuffers() {
2843    CHECK_EQ((int)mState, (int)EXECUTING);
2844
2845    // This is a workaround for some decoders not properly reporting
2846    // end-of-output-stream. If we own all input buffers and also own
2847    // all output buffers and we already signalled end-of-input-stream,
2848    // the end-of-output-stream is implied.
2849    if (mSignalledEOS
2850            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2851                == mPortBuffers[kPortIndexInput].size()
2852            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2853                == mPortBuffers[kPortIndexOutput].size()) {
2854        mNoMoreOutputData = true;
2855        mBufferFilled.signal();
2856
2857        return;
2858    }
2859
2860    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2861    for (size_t i = 0; i < buffers->size(); ++i) {
2862        BufferInfo *info = &buffers->editItemAt(i);
2863        if (info->mStatus == OWNED_BY_US) {
2864            fillOutputBuffer(&buffers->editItemAt(i));
2865        }
2866    }
2867}
2868
2869void OMXCodec::drainInputBuffers() {
2870    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2871
2872    if (mFlags & kUseSecureInputBuffers) {
2873        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2874        for (size_t i = 0; i < buffers->size(); ++i) {
2875            if (!drainAnyInputBuffer()
2876                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2877                break;
2878            }
2879        }
2880    } else {
2881        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2882        for (size_t i = 0; i < buffers->size(); ++i) {
2883            BufferInfo *info = &buffers->editItemAt(i);
2884
2885            if (info->mStatus != OWNED_BY_US) {
2886                continue;
2887            }
2888
2889            if (!drainInputBuffer(info)) {
2890                break;
2891            }
2892
2893            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2894                break;
2895            }
2896        }
2897    }
2898}
2899
2900bool OMXCodec::drainAnyInputBuffer() {
2901    return drainInputBuffer((BufferInfo *)NULL);
2902}
2903
2904OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2905    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2906    for (size_t i = 0; i < infos->size(); ++i) {
2907        BufferInfo *info = &infos->editItemAt(i);
2908
2909        if (info->mData == ptr) {
2910            CODEC_LOGV(
2911                    "input buffer data ptr = %p, buffer_id = %p",
2912                    ptr,
2913                    info->mBuffer);
2914
2915            return info;
2916        }
2917    }
2918
2919    TRESPASS();
2920}
2921
2922OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2923    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2924    for (size_t i = 0; i < infos->size(); ++i) {
2925        BufferInfo *info = &infos->editItemAt(i);
2926
2927        if (info->mStatus == OWNED_BY_US) {
2928            return info;
2929        }
2930    }
2931
2932    TRESPASS();
2933}
2934
2935bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2936    if (info != NULL) {
2937        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2938    }
2939
2940    if (mSignalledEOS) {
2941        return false;
2942    }
2943
2944    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2945        CHECK(!(mFlags & kUseSecureInputBuffers));
2946
2947        const CodecSpecificData *specific =
2948            mCodecSpecificData[mCodecSpecificDataIndex];
2949
2950        size_t size = specific->mSize;
2951
2952        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2953                && !(mQuirks & kWantsNALFragments)) {
2954            static const uint8_t kNALStartCode[4] =
2955                    { 0x00, 0x00, 0x00, 0x01 };
2956
2957            CHECK(info->mSize >= specific->mSize + 4);
2958
2959            size += 4;
2960
2961            memcpy(info->mData, kNALStartCode, 4);
2962            memcpy((uint8_t *)info->mData + 4,
2963                   specific->mData, specific->mSize);
2964        } else {
2965            CHECK(info->mSize >= specific->mSize);
2966            memcpy(info->mData, specific->mData, specific->mSize);
2967        }
2968
2969        mNoMoreOutputData = false;
2970
2971        CODEC_LOGV("calling emptyBuffer with codec specific data");
2972
2973        status_t err = mOMX->emptyBuffer(
2974                mNode, info->mBuffer, 0, size,
2975                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2976                0);
2977        CHECK_EQ(err, (status_t)OK);
2978
2979        info->mStatus = OWNED_BY_COMPONENT;
2980
2981        ++mCodecSpecificDataIndex;
2982        return true;
2983    }
2984
2985    if (mPaused) {
2986        return false;
2987    }
2988
2989    status_t err;
2990
2991    bool signalEOS = false;
2992    int64_t timestampUs = 0;
2993
2994    size_t offset = 0;
2995    int32_t n = 0;
2996
2997
2998    for (;;) {
2999        MediaBuffer *srcBuffer;
3000        if (mSeekTimeUs >= 0) {
3001            if (mLeftOverBuffer) {
3002                mLeftOverBuffer->release();
3003                mLeftOverBuffer = NULL;
3004            }
3005
3006            MediaSource::ReadOptions options;
3007            options.setSeekTo(mSeekTimeUs, mSeekMode);
3008
3009            mSeekTimeUs = -1;
3010            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3011            mBufferFilled.signal();
3012
3013            err = mSource->read(&srcBuffer, &options);
3014
3015            if (err == OK) {
3016                int64_t targetTimeUs;
3017                if (srcBuffer->meta_data()->findInt64(
3018                            kKeyTargetTime, &targetTimeUs)
3019                        && targetTimeUs >= 0) {
3020                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3021                    mTargetTimeUs = targetTimeUs;
3022                } else {
3023                    mTargetTimeUs = -1;
3024                }
3025            }
3026        } else if (mLeftOverBuffer) {
3027            srcBuffer = mLeftOverBuffer;
3028            mLeftOverBuffer = NULL;
3029
3030            err = OK;
3031        } else {
3032            err = mSource->read(&srcBuffer);
3033        }
3034
3035        if (err != OK) {
3036            signalEOS = true;
3037            mFinalStatus = err;
3038            mSignalledEOS = true;
3039            mBufferFilled.signal();
3040            break;
3041        }
3042
3043        if (mFlags & kUseSecureInputBuffers) {
3044            info = findInputBufferByDataPointer(srcBuffer->data());
3045            CHECK(info != NULL);
3046        }
3047
3048        size_t remainingBytes = info->mSize - offset;
3049
3050        if (srcBuffer->range_length() > remainingBytes) {
3051            if (offset == 0) {
3052                CODEC_LOGE(
3053                     "Codec's input buffers are too small to accomodate "
3054                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3055                     info->mSize, srcBuffer->range_length());
3056
3057                srcBuffer->release();
3058                srcBuffer = NULL;
3059
3060                setState(ERROR);
3061                return false;
3062            }
3063
3064            mLeftOverBuffer = srcBuffer;
3065            break;
3066        }
3067
3068        bool releaseBuffer = true;
3069        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
3070            CHECK(mOMXLivesLocally && offset == 0);
3071
3072            OMX_BUFFERHEADERTYPE *header =
3073                (OMX_BUFFERHEADERTYPE *)info->mBuffer;
3074
3075            CHECK(header->pBuffer == info->mData);
3076
3077            header->pBuffer =
3078                (OMX_U8 *)srcBuffer->data() + srcBuffer->range_offset();
3079
3080            releaseBuffer = false;
3081            info->mMediaBuffer = srcBuffer;
3082        } else {
3083            if (mFlags & kStoreMetaDataInVideoBuffers) {
3084                releaseBuffer = false;
3085                info->mMediaBuffer = srcBuffer;
3086            }
3087
3088            if (mFlags & kUseSecureInputBuffers) {
3089                // Data in "info" is already provided at this time.
3090
3091                releaseBuffer = false;
3092
3093                CHECK(info->mMediaBuffer == NULL);
3094                info->mMediaBuffer = srcBuffer;
3095            } else {
3096                CHECK(srcBuffer->data() != NULL) ;
3097                memcpy((uint8_t *)info->mData + offset,
3098                        (const uint8_t *)srcBuffer->data()
3099                            + srcBuffer->range_offset(),
3100                        srcBuffer->range_length());
3101            }
3102        }
3103
3104        int64_t lastBufferTimeUs;
3105        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3106        CHECK(lastBufferTimeUs >= 0);
3107        if (mIsEncoder && mIsVideo) {
3108            mDecodingTimeList.push_back(lastBufferTimeUs);
3109        }
3110
3111        if (offset == 0) {
3112            timestampUs = lastBufferTimeUs;
3113        }
3114
3115        offset += srcBuffer->range_length();
3116
3117        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3118            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3119            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3120
3121            int32_t numPageSamples;
3122            if (!srcBuffer->meta_data()->findInt32(
3123                        kKeyValidSamples, &numPageSamples)) {
3124                numPageSamples = -1;
3125            }
3126
3127            memcpy((uint8_t *)info->mData + offset,
3128                   &numPageSamples,
3129                   sizeof(numPageSamples));
3130
3131            offset += sizeof(numPageSamples);
3132        }
3133
3134        if (releaseBuffer) {
3135            srcBuffer->release();
3136            srcBuffer = NULL;
3137        }
3138
3139        ++n;
3140
3141        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3142            break;
3143        }
3144
3145        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3146
3147        if (coalescedDurationUs > 250000ll) {
3148            // Don't coalesce more than 250ms worth of encoded data at once.
3149            break;
3150        }
3151    }
3152
3153    if (n > 1) {
3154        ALOGV("coalesced %d frames into one input buffer", n);
3155    }
3156
3157    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3158
3159    if (signalEOS) {
3160        flags |= OMX_BUFFERFLAG_EOS;
3161    } else {
3162        mNoMoreOutputData = false;
3163    }
3164
3165    if (info == NULL) {
3166        CHECK(mFlags & kUseSecureInputBuffers);
3167        CHECK(signalEOS);
3168
3169        // This is fishy, there's still a MediaBuffer corresponding to this
3170        // info available to the source at this point even though we're going
3171        // to use it to signal EOS to the codec.
3172        info = findEmptyInputBuffer();
3173    }
3174
3175    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3176               "timestamp %lld us (%.2f secs)",
3177               info->mBuffer, offset,
3178               timestampUs, timestampUs / 1E6);
3179
3180    err = mOMX->emptyBuffer(
3181            mNode, info->mBuffer, 0, offset,
3182            flags, timestampUs);
3183
3184    if (err != OK) {
3185        setState(ERROR);
3186        return false;
3187    }
3188
3189    info->mStatus = OWNED_BY_COMPONENT;
3190
3191    return true;
3192}
3193
3194void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3195    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3196
3197    if (mNoMoreOutputData) {
3198        CODEC_LOGV("There is no more output data available, not "
3199             "calling fillOutputBuffer");
3200        return;
3201    }
3202
3203    if (info->mMediaBuffer != NULL) {
3204        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
3205        if (graphicBuffer != 0) {
3206            // When using a native buffer we need to lock the buffer before
3207            // giving it to OMX.
3208            CODEC_LOGV("Calling lockBuffer on %p", info->mBuffer);
3209            int err = mNativeWindow->lockBuffer(mNativeWindow.get(),
3210                    graphicBuffer.get());
3211            if (err != 0) {
3212                CODEC_LOGE("lockBuffer failed w/ error 0x%08x", err);
3213
3214                setState(ERROR);
3215                return;
3216            }
3217        }
3218    }
3219
3220    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3221    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3222
3223    if (err != OK) {
3224        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3225
3226        setState(ERROR);
3227        return;
3228    }
3229
3230    info->mStatus = OWNED_BY_COMPONENT;
3231}
3232
3233bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3234    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3235    for (size_t i = 0; i < buffers->size(); ++i) {
3236        if ((*buffers)[i].mBuffer == buffer) {
3237            return drainInputBuffer(&buffers->editItemAt(i));
3238        }
3239    }
3240
3241    CHECK(!"should not be here.");
3242
3243    return false;
3244}
3245
3246void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3247    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3248    for (size_t i = 0; i < buffers->size(); ++i) {
3249        if ((*buffers)[i].mBuffer == buffer) {
3250            fillOutputBuffer(&buffers->editItemAt(i));
3251            return;
3252        }
3253    }
3254
3255    CHECK(!"should not be here.");
3256}
3257
3258void OMXCodec::setState(State newState) {
3259    mState = newState;
3260    mAsyncCompletion.signal();
3261
3262    // This may cause some spurious wakeups but is necessary to
3263    // unblock the reader if we enter ERROR state.
3264    mBufferFilled.signal();
3265}
3266
3267status_t OMXCodec::waitForBufferFilled_l() {
3268
3269    if (mIsEncoder) {
3270        // For timelapse video recording, the timelapse video recording may
3271        // not send an input frame for a _long_ time. Do not use timeout
3272        // for video encoding.
3273        return mBufferFilled.wait(mLock);
3274    }
3275    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3276    if (err != OK) {
3277        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3278            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3279            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3280    }
3281    return err;
3282}
3283
3284void OMXCodec::setRawAudioFormat(
3285        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3286
3287    // port definition
3288    OMX_PARAM_PORTDEFINITIONTYPE def;
3289    InitOMXParams(&def);
3290    def.nPortIndex = portIndex;
3291    status_t err = mOMX->getParameter(
3292            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3293    CHECK_EQ(err, (status_t)OK);
3294    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3295    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3296            &def, sizeof(def)), (status_t)OK);
3297
3298    // pcm param
3299    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3300    InitOMXParams(&pcmParams);
3301    pcmParams.nPortIndex = portIndex;
3302
3303    err = mOMX->getParameter(
3304            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3305
3306    CHECK_EQ(err, (status_t)OK);
3307
3308    pcmParams.nChannels = numChannels;
3309    pcmParams.eNumData = OMX_NumericalDataSigned;
3310    pcmParams.bInterleaved = OMX_TRUE;
3311    pcmParams.nBitPerSample = 16;
3312    pcmParams.nSamplingRate = sampleRate;
3313    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3314
3315    CHECK_EQ(getOMXChannelMapping(
3316                numChannels, pcmParams.eChannelMapping), (status_t)OK);
3317
3318    err = mOMX->setParameter(
3319            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3320
3321    CHECK_EQ(err, (status_t)OK);
3322}
3323
3324static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3325    if (isAMRWB) {
3326        if (bps <= 6600) {
3327            return OMX_AUDIO_AMRBandModeWB0;
3328        } else if (bps <= 8850) {
3329            return OMX_AUDIO_AMRBandModeWB1;
3330        } else if (bps <= 12650) {
3331            return OMX_AUDIO_AMRBandModeWB2;
3332        } else if (bps <= 14250) {
3333            return OMX_AUDIO_AMRBandModeWB3;
3334        } else if (bps <= 15850) {
3335            return OMX_AUDIO_AMRBandModeWB4;
3336        } else if (bps <= 18250) {
3337            return OMX_AUDIO_AMRBandModeWB5;
3338        } else if (bps <= 19850) {
3339            return OMX_AUDIO_AMRBandModeWB6;
3340        } else if (bps <= 23050) {
3341            return OMX_AUDIO_AMRBandModeWB7;
3342        }
3343
3344        // 23850 bps
3345        return OMX_AUDIO_AMRBandModeWB8;
3346    } else {  // AMRNB
3347        if (bps <= 4750) {
3348            return OMX_AUDIO_AMRBandModeNB0;
3349        } else if (bps <= 5150) {
3350            return OMX_AUDIO_AMRBandModeNB1;
3351        } else if (bps <= 5900) {
3352            return OMX_AUDIO_AMRBandModeNB2;
3353        } else if (bps <= 6700) {
3354            return OMX_AUDIO_AMRBandModeNB3;
3355        } else if (bps <= 7400) {
3356            return OMX_AUDIO_AMRBandModeNB4;
3357        } else if (bps <= 7950) {
3358            return OMX_AUDIO_AMRBandModeNB5;
3359        } else if (bps <= 10200) {
3360            return OMX_AUDIO_AMRBandModeNB6;
3361        }
3362
3363        // 12200 bps
3364        return OMX_AUDIO_AMRBandModeNB7;
3365    }
3366}
3367
3368void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3369    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3370
3371    OMX_AUDIO_PARAM_AMRTYPE def;
3372    InitOMXParams(&def);
3373    def.nPortIndex = portIndex;
3374
3375    status_t err =
3376        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3377
3378    CHECK_EQ(err, (status_t)OK);
3379
3380    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3381
3382    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3383    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3384    CHECK_EQ(err, (status_t)OK);
3385
3386    ////////////////////////
3387
3388    if (mIsEncoder) {
3389        sp<MetaData> format = mSource->getFormat();
3390        int32_t sampleRate;
3391        int32_t numChannels;
3392        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3393        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3394
3395        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3396    }
3397}
3398
3399status_t OMXCodec::setAACFormat(
3400        int32_t numChannels, int32_t sampleRate, int32_t bitRate, int32_t aacProfile, bool isADTS) {
3401    if (numChannels > 2) {
3402        ALOGW("Number of channels: (%d) \n", numChannels);
3403    }
3404
3405    if (mIsEncoder) {
3406        if (isADTS) {
3407            return -EINVAL;
3408        }
3409
3410        //////////////// input port ////////////////////
3411        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3412
3413        //////////////// output port ////////////////////
3414        // format
3415        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3416        InitOMXParams(&format);
3417        format.nPortIndex = kPortIndexOutput;
3418        format.nIndex = 0;
3419        status_t err = OMX_ErrorNone;
3420        while (OMX_ErrorNone == err) {
3421            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3422                    &format, sizeof(format)), (status_t)OK);
3423            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3424                break;
3425            }
3426            format.nIndex++;
3427        }
3428        CHECK_EQ((status_t)OK, err);
3429        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3430                &format, sizeof(format)), (status_t)OK);
3431
3432        // port definition
3433        OMX_PARAM_PORTDEFINITIONTYPE def;
3434        InitOMXParams(&def);
3435        def.nPortIndex = kPortIndexOutput;
3436        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3437                &def, sizeof(def)), (status_t)OK);
3438        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3439        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3440        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3441                &def, sizeof(def)), (status_t)OK);
3442
3443        // profile
3444        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3445        InitOMXParams(&profile);
3446        profile.nPortIndex = kPortIndexOutput;
3447        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3448                &profile, sizeof(profile)), (status_t)OK);
3449        profile.nChannels = numChannels;
3450        profile.eChannelMode = (numChannels == 1?
3451                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3452        profile.nSampleRate = sampleRate;
3453        profile.nBitRate = bitRate;
3454        profile.nAudioBandWidth = 0;
3455        profile.nFrameLength = 0;
3456        profile.nAACtools = OMX_AUDIO_AACToolAll;
3457        profile.nAACERtools = OMX_AUDIO_AACERNone;
3458        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
3459        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3460        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3461                &profile, sizeof(profile));
3462
3463        if (err != OK) {
3464            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3465                       "(err = %d)",
3466                       err);
3467            return err;
3468        }
3469    } else {
3470        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3471        InitOMXParams(&profile);
3472        profile.nPortIndex = kPortIndexInput;
3473
3474        status_t err = mOMX->getParameter(
3475                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3476        CHECK_EQ(err, (status_t)OK);
3477
3478        profile.nChannels = numChannels;
3479        profile.nSampleRate = sampleRate;
3480
3481        profile.eAACStreamFormat =
3482            isADTS
3483                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3484                : OMX_AUDIO_AACStreamFormatMP4FF;
3485
3486        err = mOMX->setParameter(
3487                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3488
3489        if (err != OK) {
3490            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3491                       "(err = %d)",
3492                       err);
3493            return err;
3494        }
3495    }
3496
3497    return OK;
3498}
3499
3500void OMXCodec::setG711Format(int32_t numChannels) {
3501    CHECK(!mIsEncoder);
3502    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3503}
3504
3505void OMXCodec::setImageOutputFormat(
3506        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3507    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3508
3509#if 0
3510    OMX_INDEXTYPE index;
3511    status_t err = mOMX->get_extension_index(
3512            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3513    CHECK_EQ(err, (status_t)OK);
3514
3515    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3516    CHECK_EQ(err, (status_t)OK);
3517#endif
3518
3519    OMX_PARAM_PORTDEFINITIONTYPE def;
3520    InitOMXParams(&def);
3521    def.nPortIndex = kPortIndexOutput;
3522
3523    status_t err = mOMX->getParameter(
3524            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3525    CHECK_EQ(err, (status_t)OK);
3526
3527    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3528
3529    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3530
3531    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3532    imageDef->eColorFormat = format;
3533    imageDef->nFrameWidth = width;
3534    imageDef->nFrameHeight = height;
3535
3536    switch (format) {
3537        case OMX_COLOR_FormatYUV420PackedPlanar:
3538        case OMX_COLOR_FormatYUV411Planar:
3539        {
3540            def.nBufferSize = (width * height * 3) / 2;
3541            break;
3542        }
3543
3544        case OMX_COLOR_FormatCbYCrY:
3545        {
3546            def.nBufferSize = width * height * 2;
3547            break;
3548        }
3549
3550        case OMX_COLOR_Format32bitARGB8888:
3551        {
3552            def.nBufferSize = width * height * 4;
3553            break;
3554        }
3555
3556        case OMX_COLOR_Format16bitARGB4444:
3557        case OMX_COLOR_Format16bitARGB1555:
3558        case OMX_COLOR_Format16bitRGB565:
3559        case OMX_COLOR_Format16bitBGR565:
3560        {
3561            def.nBufferSize = width * height * 2;
3562            break;
3563        }
3564
3565        default:
3566            CHECK(!"Should not be here. Unknown color format.");
3567            break;
3568    }
3569
3570    def.nBufferCountActual = def.nBufferCountMin;
3571
3572    err = mOMX->setParameter(
3573            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3574    CHECK_EQ(err, (status_t)OK);
3575}
3576
3577void OMXCodec::setJPEGInputFormat(
3578        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3579    OMX_PARAM_PORTDEFINITIONTYPE def;
3580    InitOMXParams(&def);
3581    def.nPortIndex = kPortIndexInput;
3582
3583    status_t err = mOMX->getParameter(
3584            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3585    CHECK_EQ(err, (status_t)OK);
3586
3587    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3588    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3589
3590    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3591    imageDef->nFrameWidth = width;
3592    imageDef->nFrameHeight = height;
3593
3594    def.nBufferSize = compressedSize;
3595    def.nBufferCountActual = def.nBufferCountMin;
3596
3597    err = mOMX->setParameter(
3598            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3599    CHECK_EQ(err, (status_t)OK);
3600}
3601
3602void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3603    CodecSpecificData *specific =
3604        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3605
3606    specific->mSize = size;
3607    memcpy(specific->mData, data, size);
3608
3609    mCodecSpecificData.push(specific);
3610}
3611
3612void OMXCodec::clearCodecSpecificData() {
3613    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3614        free(mCodecSpecificData.editItemAt(i));
3615    }
3616    mCodecSpecificData.clear();
3617    mCodecSpecificDataIndex = 0;
3618}
3619
3620status_t OMXCodec::start(MetaData *meta) {
3621    Mutex::Autolock autoLock(mLock);
3622
3623    if (mState != LOADED) {
3624        return UNKNOWN_ERROR;
3625    }
3626
3627    sp<MetaData> params = new MetaData;
3628    if (mQuirks & kWantsNALFragments) {
3629        params->setInt32(kKeyWantsNALFragments, true);
3630    }
3631    if (meta) {
3632        int64_t startTimeUs = 0;
3633        int64_t timeUs;
3634        if (meta->findInt64(kKeyTime, &timeUs)) {
3635            startTimeUs = timeUs;
3636        }
3637        params->setInt64(kKeyTime, startTimeUs);
3638    }
3639    status_t err = mSource->start(params.get());
3640
3641    if (err != OK) {
3642        return err;
3643    }
3644
3645    mCodecSpecificDataIndex = 0;
3646    mInitialBufferSubmit = true;
3647    mSignalledEOS = false;
3648    mNoMoreOutputData = false;
3649    mOutputPortSettingsHaveChanged = false;
3650    mSeekTimeUs = -1;
3651    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3652    mTargetTimeUs = -1;
3653    mFilledBuffers.clear();
3654    mPaused = false;
3655
3656    return init();
3657}
3658
3659status_t OMXCodec::stop() {
3660    CODEC_LOGV("stop mState=%d", mState);
3661
3662    Mutex::Autolock autoLock(mLock);
3663
3664    while (isIntermediateState(mState)) {
3665        mAsyncCompletion.wait(mLock);
3666    }
3667
3668    bool isError = false;
3669    switch (mState) {
3670        case LOADED:
3671            break;
3672
3673        case ERROR:
3674        {
3675            if (mPortStatus[kPortIndexOutput] == ENABLING) {
3676                // Codec is in a wedged state (technical term)
3677                // We've seen an output port settings change from the codec,
3678                // We've disabled the output port, then freed the output
3679                // buffers, initiated re-enabling the output port but
3680                // failed to reallocate the output buffers.
3681                // There doesn't seem to be a way to orderly transition
3682                // from executing->idle and idle->loaded now that the
3683                // output port hasn't been reenabled yet...
3684                // Simply free as many resources as we can and pretend
3685                // that we're in LOADED state so that the destructor
3686                // will free the component instance without asserting.
3687                freeBuffersOnPort(kPortIndexInput, true /* onlyThoseWeOwn */);
3688                freeBuffersOnPort(kPortIndexOutput, true /* onlyThoseWeOwn */);
3689                setState(LOADED);
3690                break;
3691            } else {
3692                OMX_STATETYPE state = OMX_StateInvalid;
3693                status_t err = mOMX->getState(mNode, &state);
3694                CHECK_EQ(err, (status_t)OK);
3695
3696                if (state != OMX_StateExecuting) {
3697                    break;
3698                }
3699                // else fall through to the idling code
3700            }
3701
3702            isError = true;
3703        }
3704
3705        case EXECUTING:
3706        {
3707            setState(EXECUTING_TO_IDLE);
3708
3709            if (mQuirks & kRequiresFlushBeforeShutdown) {
3710                CODEC_LOGV("This component requires a flush before transitioning "
3711                     "from EXECUTING to IDLE...");
3712
3713                bool emulateInputFlushCompletion =
3714                    !flushPortAsync(kPortIndexInput);
3715
3716                bool emulateOutputFlushCompletion =
3717                    !flushPortAsync(kPortIndexOutput);
3718
3719                if (emulateInputFlushCompletion) {
3720                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3721                }
3722
3723                if (emulateOutputFlushCompletion) {
3724                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3725                }
3726            } else {
3727                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3728                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3729
3730                status_t err =
3731                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3732                CHECK_EQ(err, (status_t)OK);
3733            }
3734
3735            while (mState != LOADED && mState != ERROR) {
3736                mAsyncCompletion.wait(mLock);
3737            }
3738
3739            if (isError) {
3740                // We were in the ERROR state coming in, so restore that now
3741                // that we've idled the OMX component.
3742                setState(ERROR);
3743            }
3744
3745            break;
3746        }
3747
3748        default:
3749        {
3750            CHECK(!"should not be here.");
3751            break;
3752        }
3753    }
3754
3755    if (mLeftOverBuffer) {
3756        mLeftOverBuffer->release();
3757        mLeftOverBuffer = NULL;
3758    }
3759
3760    mSource->stop();
3761
3762    CODEC_LOGV("stopped in state %d", mState);
3763
3764    return OK;
3765}
3766
3767sp<MetaData> OMXCodec::getFormat() {
3768    Mutex::Autolock autoLock(mLock);
3769
3770    return mOutputFormat;
3771}
3772
3773status_t OMXCodec::read(
3774        MediaBuffer **buffer, const ReadOptions *options) {
3775    status_t err = OK;
3776    *buffer = NULL;
3777
3778    Mutex::Autolock autoLock(mLock);
3779
3780    if (mState != EXECUTING && mState != RECONFIGURING) {
3781        return UNKNOWN_ERROR;
3782    }
3783
3784    bool seeking = false;
3785    int64_t seekTimeUs;
3786    ReadOptions::SeekMode seekMode;
3787    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3788        seeking = true;
3789    }
3790
3791    if (mInitialBufferSubmit) {
3792        mInitialBufferSubmit = false;
3793
3794        if (seeking) {
3795            CHECK(seekTimeUs >= 0);
3796            mSeekTimeUs = seekTimeUs;
3797            mSeekMode = seekMode;
3798
3799            // There's no reason to trigger the code below, there's
3800            // nothing to flush yet.
3801            seeking = false;
3802            mPaused = false;
3803        }
3804
3805        drainInputBuffers();
3806
3807        if (mState == EXECUTING) {
3808            // Otherwise mState == RECONFIGURING and this code will trigger
3809            // after the output port is reenabled.
3810            fillOutputBuffers();
3811        }
3812    }
3813
3814    if (seeking) {
3815        while (mState == RECONFIGURING) {
3816            if ((err = waitForBufferFilled_l()) != OK) {
3817                return err;
3818            }
3819        }
3820
3821        if (mState != EXECUTING) {
3822            return UNKNOWN_ERROR;
3823        }
3824
3825        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3826
3827        mSignalledEOS = false;
3828
3829        CHECK(seekTimeUs >= 0);
3830        mSeekTimeUs = seekTimeUs;
3831        mSeekMode = seekMode;
3832
3833        mFilledBuffers.clear();
3834
3835        CHECK_EQ((int)mState, (int)EXECUTING);
3836
3837        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3838        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3839
3840        if (emulateInputFlushCompletion) {
3841            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3842        }
3843
3844        if (emulateOutputFlushCompletion) {
3845            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3846        }
3847
3848        while (mSeekTimeUs >= 0) {
3849            if ((err = waitForBufferFilled_l()) != OK) {
3850                return err;
3851            }
3852        }
3853    }
3854
3855    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3856        if ((err = waitForBufferFilled_l()) != OK) {
3857            return err;
3858        }
3859    }
3860
3861    if (mState == ERROR) {
3862        return UNKNOWN_ERROR;
3863    }
3864
3865    if (mFilledBuffers.empty()) {
3866        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3867    }
3868
3869    if (mOutputPortSettingsHaveChanged) {
3870        mOutputPortSettingsHaveChanged = false;
3871
3872        return INFO_FORMAT_CHANGED;
3873    }
3874
3875    size_t index = *mFilledBuffers.begin();
3876    mFilledBuffers.erase(mFilledBuffers.begin());
3877
3878    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3879    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3880    info->mStatus = OWNED_BY_CLIENT;
3881
3882    info->mMediaBuffer->add_ref();
3883    if (mSkipCutBuffer != NULL) {
3884        mSkipCutBuffer->submit(info->mMediaBuffer);
3885    }
3886    *buffer = info->mMediaBuffer;
3887
3888    return OK;
3889}
3890
3891void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3892    Mutex::Autolock autoLock(mLock);
3893
3894    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3895    for (size_t i = 0; i < buffers->size(); ++i) {
3896        BufferInfo *info = &buffers->editItemAt(i);
3897
3898        if (info->mMediaBuffer == buffer) {
3899            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3900            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3901
3902            info->mStatus = OWNED_BY_US;
3903
3904            if (buffer->graphicBuffer() == 0) {
3905                fillOutputBuffer(info);
3906            } else {
3907                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3908                int32_t rendered = 0;
3909                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3910                    rendered = 0;
3911                }
3912                if (!rendered) {
3913                    status_t err = cancelBufferToNativeWindow(info);
3914                    if (err < 0) {
3915                        return;
3916                    }
3917                }
3918
3919                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3920
3921                // Dequeue the next buffer from the native window.
3922                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3923                if (nextBufInfo == 0) {
3924                    return;
3925                }
3926
3927                // Give the buffer to the OMX node to fill.
3928                fillOutputBuffer(nextBufInfo);
3929            }
3930            return;
3931        }
3932    }
3933
3934    CHECK(!"should not be here.");
3935}
3936
3937static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3938    static const char *kNames[] = {
3939        "OMX_IMAGE_CodingUnused",
3940        "OMX_IMAGE_CodingAutoDetect",
3941        "OMX_IMAGE_CodingJPEG",
3942        "OMX_IMAGE_CodingJPEG2K",
3943        "OMX_IMAGE_CodingEXIF",
3944        "OMX_IMAGE_CodingTIFF",
3945        "OMX_IMAGE_CodingGIF",
3946        "OMX_IMAGE_CodingPNG",
3947        "OMX_IMAGE_CodingLZW",
3948        "OMX_IMAGE_CodingBMP",
3949    };
3950
3951    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3952
3953    if (type < 0 || (size_t)type >= numNames) {
3954        return "UNKNOWN";
3955    } else {
3956        return kNames[type];
3957    }
3958}
3959
3960static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3961    static const char *kNames[] = {
3962        "OMX_COLOR_FormatUnused",
3963        "OMX_COLOR_FormatMonochrome",
3964        "OMX_COLOR_Format8bitRGB332",
3965        "OMX_COLOR_Format12bitRGB444",
3966        "OMX_COLOR_Format16bitARGB4444",
3967        "OMX_COLOR_Format16bitARGB1555",
3968        "OMX_COLOR_Format16bitRGB565",
3969        "OMX_COLOR_Format16bitBGR565",
3970        "OMX_COLOR_Format18bitRGB666",
3971        "OMX_COLOR_Format18bitARGB1665",
3972        "OMX_COLOR_Format19bitARGB1666",
3973        "OMX_COLOR_Format24bitRGB888",
3974        "OMX_COLOR_Format24bitBGR888",
3975        "OMX_COLOR_Format24bitARGB1887",
3976        "OMX_COLOR_Format25bitARGB1888",
3977        "OMX_COLOR_Format32bitBGRA8888",
3978        "OMX_COLOR_Format32bitARGB8888",
3979        "OMX_COLOR_FormatYUV411Planar",
3980        "OMX_COLOR_FormatYUV411PackedPlanar",
3981        "OMX_COLOR_FormatYUV420Planar",
3982        "OMX_COLOR_FormatYUV420PackedPlanar",
3983        "OMX_COLOR_FormatYUV420SemiPlanar",
3984        "OMX_COLOR_FormatYUV422Planar",
3985        "OMX_COLOR_FormatYUV422PackedPlanar",
3986        "OMX_COLOR_FormatYUV422SemiPlanar",
3987        "OMX_COLOR_FormatYCbYCr",
3988        "OMX_COLOR_FormatYCrYCb",
3989        "OMX_COLOR_FormatCbYCrY",
3990        "OMX_COLOR_FormatCrYCbY",
3991        "OMX_COLOR_FormatYUV444Interleaved",
3992        "OMX_COLOR_FormatRawBayer8bit",
3993        "OMX_COLOR_FormatRawBayer10bit",
3994        "OMX_COLOR_FormatRawBayer8bitcompressed",
3995        "OMX_COLOR_FormatL2",
3996        "OMX_COLOR_FormatL4",
3997        "OMX_COLOR_FormatL8",
3998        "OMX_COLOR_FormatL16",
3999        "OMX_COLOR_FormatL24",
4000        "OMX_COLOR_FormatL32",
4001        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
4002        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
4003        "OMX_COLOR_Format18BitBGR666",
4004        "OMX_COLOR_Format24BitARGB6666",
4005        "OMX_COLOR_Format24BitABGR6666",
4006    };
4007
4008    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4009
4010    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
4011        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
4012    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
4013        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
4014    } else if (type < 0 || (size_t)type >= numNames) {
4015        return "UNKNOWN";
4016    } else {
4017        return kNames[type];
4018    }
4019}
4020
4021static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
4022    static const char *kNames[] = {
4023        "OMX_VIDEO_CodingUnused",
4024        "OMX_VIDEO_CodingAutoDetect",
4025        "OMX_VIDEO_CodingMPEG2",
4026        "OMX_VIDEO_CodingH263",
4027        "OMX_VIDEO_CodingMPEG4",
4028        "OMX_VIDEO_CodingWMV",
4029        "OMX_VIDEO_CodingRV",
4030        "OMX_VIDEO_CodingAVC",
4031        "OMX_VIDEO_CodingMJPEG",
4032    };
4033
4034    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4035
4036    if (type < 0 || (size_t)type >= numNames) {
4037        return "UNKNOWN";
4038    } else {
4039        return kNames[type];
4040    }
4041}
4042
4043static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4044    static const char *kNames[] = {
4045        "OMX_AUDIO_CodingUnused",
4046        "OMX_AUDIO_CodingAutoDetect",
4047        "OMX_AUDIO_CodingPCM",
4048        "OMX_AUDIO_CodingADPCM",
4049        "OMX_AUDIO_CodingAMR",
4050        "OMX_AUDIO_CodingGSMFR",
4051        "OMX_AUDIO_CodingGSMEFR",
4052        "OMX_AUDIO_CodingGSMHR",
4053        "OMX_AUDIO_CodingPDCFR",
4054        "OMX_AUDIO_CodingPDCEFR",
4055        "OMX_AUDIO_CodingPDCHR",
4056        "OMX_AUDIO_CodingTDMAFR",
4057        "OMX_AUDIO_CodingTDMAEFR",
4058        "OMX_AUDIO_CodingQCELP8",
4059        "OMX_AUDIO_CodingQCELP13",
4060        "OMX_AUDIO_CodingEVRC",
4061        "OMX_AUDIO_CodingSMV",
4062        "OMX_AUDIO_CodingG711",
4063        "OMX_AUDIO_CodingG723",
4064        "OMX_AUDIO_CodingG726",
4065        "OMX_AUDIO_CodingG729",
4066        "OMX_AUDIO_CodingAAC",
4067        "OMX_AUDIO_CodingMP3",
4068        "OMX_AUDIO_CodingSBC",
4069        "OMX_AUDIO_CodingVORBIS",
4070        "OMX_AUDIO_CodingWMA",
4071        "OMX_AUDIO_CodingRA",
4072        "OMX_AUDIO_CodingMIDI",
4073    };
4074
4075    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4076
4077    if (type < 0 || (size_t)type >= numNames) {
4078        return "UNKNOWN";
4079    } else {
4080        return kNames[type];
4081    }
4082}
4083
4084static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4085    static const char *kNames[] = {
4086        "OMX_AUDIO_PCMModeLinear",
4087        "OMX_AUDIO_PCMModeALaw",
4088        "OMX_AUDIO_PCMModeMULaw",
4089    };
4090
4091    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4092
4093    if (type < 0 || (size_t)type >= numNames) {
4094        return "UNKNOWN";
4095    } else {
4096        return kNames[type];
4097    }
4098}
4099
4100static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4101    static const char *kNames[] = {
4102        "OMX_AUDIO_AMRBandModeUnused",
4103        "OMX_AUDIO_AMRBandModeNB0",
4104        "OMX_AUDIO_AMRBandModeNB1",
4105        "OMX_AUDIO_AMRBandModeNB2",
4106        "OMX_AUDIO_AMRBandModeNB3",
4107        "OMX_AUDIO_AMRBandModeNB4",
4108        "OMX_AUDIO_AMRBandModeNB5",
4109        "OMX_AUDIO_AMRBandModeNB6",
4110        "OMX_AUDIO_AMRBandModeNB7",
4111        "OMX_AUDIO_AMRBandModeWB0",
4112        "OMX_AUDIO_AMRBandModeWB1",
4113        "OMX_AUDIO_AMRBandModeWB2",
4114        "OMX_AUDIO_AMRBandModeWB3",
4115        "OMX_AUDIO_AMRBandModeWB4",
4116        "OMX_AUDIO_AMRBandModeWB5",
4117        "OMX_AUDIO_AMRBandModeWB6",
4118        "OMX_AUDIO_AMRBandModeWB7",
4119        "OMX_AUDIO_AMRBandModeWB8",
4120    };
4121
4122    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4123
4124    if (type < 0 || (size_t)type >= numNames) {
4125        return "UNKNOWN";
4126    } else {
4127        return kNames[type];
4128    }
4129}
4130
4131static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4132    static const char *kNames[] = {
4133        "OMX_AUDIO_AMRFrameFormatConformance",
4134        "OMX_AUDIO_AMRFrameFormatIF1",
4135        "OMX_AUDIO_AMRFrameFormatIF2",
4136        "OMX_AUDIO_AMRFrameFormatFSF",
4137        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4138        "OMX_AUDIO_AMRFrameFormatITU",
4139    };
4140
4141    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4142
4143    if (type < 0 || (size_t)type >= numNames) {
4144        return "UNKNOWN";
4145    } else {
4146        return kNames[type];
4147    }
4148}
4149
4150void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4151    OMX_PARAM_PORTDEFINITIONTYPE def;
4152    InitOMXParams(&def);
4153    def.nPortIndex = portIndex;
4154
4155    status_t err = mOMX->getParameter(
4156            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4157    CHECK_EQ(err, (status_t)OK);
4158
4159    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4160
4161    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4162          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4163
4164    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4165    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4166    printf("  nBufferSize = %ld\n", def.nBufferSize);
4167
4168    switch (def.eDomain) {
4169        case OMX_PortDomainImage:
4170        {
4171            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4172
4173            printf("\n");
4174            printf("  // Image\n");
4175            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4176            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4177            printf("  nStride = %ld\n", imageDef->nStride);
4178
4179            printf("  eCompressionFormat = %s\n",
4180                   imageCompressionFormatString(imageDef->eCompressionFormat));
4181
4182            printf("  eColorFormat = %s\n",
4183                   colorFormatString(imageDef->eColorFormat));
4184
4185            break;
4186        }
4187
4188        case OMX_PortDomainVideo:
4189        {
4190            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4191
4192            printf("\n");
4193            printf("  // Video\n");
4194            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4195            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4196            printf("  nStride = %ld\n", videoDef->nStride);
4197
4198            printf("  eCompressionFormat = %s\n",
4199                   videoCompressionFormatString(videoDef->eCompressionFormat));
4200
4201            printf("  eColorFormat = %s\n",
4202                   colorFormatString(videoDef->eColorFormat));
4203
4204            break;
4205        }
4206
4207        case OMX_PortDomainAudio:
4208        {
4209            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4210
4211            printf("\n");
4212            printf("  // Audio\n");
4213            printf("  eEncoding = %s\n",
4214                   audioCodingTypeString(audioDef->eEncoding));
4215
4216            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4217                OMX_AUDIO_PARAM_PCMMODETYPE params;
4218                InitOMXParams(&params);
4219                params.nPortIndex = portIndex;
4220
4221                err = mOMX->getParameter(
4222                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4223                CHECK_EQ(err, (status_t)OK);
4224
4225                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4226                printf("  nChannels = %ld\n", params.nChannels);
4227                printf("  bInterleaved = %d\n", params.bInterleaved);
4228                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4229
4230                printf("  eNumData = %s\n",
4231                       params.eNumData == OMX_NumericalDataSigned
4232                        ? "signed" : "unsigned");
4233
4234                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4235            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4236                OMX_AUDIO_PARAM_AMRTYPE amr;
4237                InitOMXParams(&amr);
4238                amr.nPortIndex = portIndex;
4239
4240                err = mOMX->getParameter(
4241                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4242                CHECK_EQ(err, (status_t)OK);
4243
4244                printf("  nChannels = %ld\n", amr.nChannels);
4245                printf("  eAMRBandMode = %s\n",
4246                        amrBandModeString(amr.eAMRBandMode));
4247                printf("  eAMRFrameFormat = %s\n",
4248                        amrFrameFormatString(amr.eAMRFrameFormat));
4249            }
4250
4251            break;
4252        }
4253
4254        default:
4255        {
4256            printf("  // Unknown\n");
4257            break;
4258        }
4259    }
4260
4261    printf("}\n");
4262}
4263
4264status_t OMXCodec::initNativeWindow() {
4265    // Enable use of a GraphicBuffer as the output for this node.  This must
4266    // happen before getting the IndexParamPortDefinition parameter because it
4267    // will affect the pixel format that the node reports.
4268    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4269    if (err != 0) {
4270        return err;
4271    }
4272
4273    return OK;
4274}
4275
4276void OMXCodec::initNativeWindowCrop() {
4277    int32_t left, top, right, bottom;
4278
4279    CHECK(mOutputFormat->findRect(
4280                        kKeyCropRect,
4281                        &left, &top, &right, &bottom));
4282
4283    android_native_rect_t crop;
4284    crop.left = left;
4285    crop.top = top;
4286    crop.right = right + 1;
4287    crop.bottom = bottom + 1;
4288
4289    // We'll ignore any errors here, if the surface is
4290    // already invalid, we'll know soon enough.
4291    native_window_set_crop(mNativeWindow.get(), &crop);
4292}
4293
4294void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4295    mOutputFormat = new MetaData;
4296    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4297    if (mIsEncoder) {
4298        int32_t timeScale;
4299        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4300            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4301        }
4302    }
4303
4304    OMX_PARAM_PORTDEFINITIONTYPE def;
4305    InitOMXParams(&def);
4306    def.nPortIndex = kPortIndexOutput;
4307
4308    status_t err = mOMX->getParameter(
4309            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4310    CHECK_EQ(err, (status_t)OK);
4311
4312    switch (def.eDomain) {
4313        case OMX_PortDomainImage:
4314        {
4315            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4316            CHECK_EQ((int)imageDef->eCompressionFormat,
4317                     (int)OMX_IMAGE_CodingUnused);
4318
4319            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4320            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4321            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4322            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4323            break;
4324        }
4325
4326        case OMX_PortDomainAudio:
4327        {
4328            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4329
4330            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4331                OMX_AUDIO_PARAM_PCMMODETYPE params;
4332                InitOMXParams(&params);
4333                params.nPortIndex = kPortIndexOutput;
4334
4335                err = mOMX->getParameter(
4336                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4337                CHECK_EQ(err, (status_t)OK);
4338
4339                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4340                CHECK_EQ(params.nBitPerSample, 16u);
4341                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4342
4343                int32_t numChannels, sampleRate;
4344                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4345                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4346
4347                if ((OMX_U32)numChannels != params.nChannels) {
4348                    ALOGV("Codec outputs a different number of channels than "
4349                         "the input stream contains (contains %d channels, "
4350                         "codec outputs %ld channels).",
4351                         numChannels, params.nChannels);
4352                }
4353
4354                if (sampleRate != (int32_t)params.nSamplingRate) {
4355                    ALOGV("Codec outputs at different sampling rate than "
4356                         "what the input stream contains (contains data at "
4357                         "%d Hz, codec outputs %lu Hz)",
4358                         sampleRate, params.nSamplingRate);
4359                }
4360
4361                mOutputFormat->setCString(
4362                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4363
4364                // Use the codec-advertised number of channels, as some
4365                // codecs appear to output stereo even if the input data is
4366                // mono. If we know the codec lies about this information,
4367                // use the actual number of channels instead.
4368                mOutputFormat->setInt32(
4369                        kKeyChannelCount,
4370                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4371                            ? numChannels : params.nChannels);
4372
4373                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4374            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4375                OMX_AUDIO_PARAM_AMRTYPE amr;
4376                InitOMXParams(&amr);
4377                amr.nPortIndex = kPortIndexOutput;
4378
4379                err = mOMX->getParameter(
4380                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4381                CHECK_EQ(err, (status_t)OK);
4382
4383                CHECK_EQ(amr.nChannels, 1u);
4384                mOutputFormat->setInt32(kKeyChannelCount, 1);
4385
4386                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4387                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4388                    mOutputFormat->setCString(
4389                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4390                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4391                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4392                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4393                    mOutputFormat->setCString(
4394                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4395                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4396                } else {
4397                    CHECK(!"Unknown AMR band mode.");
4398                }
4399            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4400                mOutputFormat->setCString(
4401                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4402                int32_t numChannels, sampleRate, bitRate;
4403                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4404                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4405                inputFormat->findInt32(kKeyBitRate, &bitRate);
4406                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4407                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4408                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4409            } else {
4410                CHECK(!"Should not be here. Unknown audio encoding.");
4411            }
4412            break;
4413        }
4414
4415        case OMX_PortDomainVideo:
4416        {
4417            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4418
4419            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4420                mOutputFormat->setCString(
4421                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4422            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4423                mOutputFormat->setCString(
4424                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4425            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4426                mOutputFormat->setCString(
4427                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4428            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4429                mOutputFormat->setCString(
4430                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4431            } else {
4432                CHECK(!"Unknown compression format.");
4433            }
4434
4435            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4436            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4437            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4438
4439            if (!mIsEncoder) {
4440                OMX_CONFIG_RECTTYPE rect;
4441                InitOMXParams(&rect);
4442                rect.nPortIndex = kPortIndexOutput;
4443                status_t err =
4444                        mOMX->getConfig(
4445                            mNode, OMX_IndexConfigCommonOutputCrop,
4446                            &rect, sizeof(rect));
4447
4448                CODEC_LOGI(
4449                        "video dimensions are %ld x %ld",
4450                        video_def->nFrameWidth, video_def->nFrameHeight);
4451
4452                if (err == OK) {
4453                    CHECK_GE(rect.nLeft, 0);
4454                    CHECK_GE(rect.nTop, 0);
4455                    CHECK_GE(rect.nWidth, 0u);
4456                    CHECK_GE(rect.nHeight, 0u);
4457                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4458                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4459
4460                    mOutputFormat->setRect(
4461                            kKeyCropRect,
4462                            rect.nLeft,
4463                            rect.nTop,
4464                            rect.nLeft + rect.nWidth - 1,
4465                            rect.nTop + rect.nHeight - 1);
4466
4467                    CODEC_LOGI(
4468                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4469                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4470                } else {
4471                    mOutputFormat->setRect(
4472                            kKeyCropRect,
4473                            0, 0,
4474                            video_def->nFrameWidth - 1,
4475                            video_def->nFrameHeight - 1);
4476                }
4477
4478                if (mNativeWindow != NULL) {
4479                     initNativeWindowCrop();
4480                }
4481            }
4482            break;
4483        }
4484
4485        default:
4486        {
4487            CHECK(!"should not be here, neither audio nor video.");
4488            break;
4489        }
4490    }
4491
4492    // If the input format contains rotation information, flag the output
4493    // format accordingly.
4494
4495    int32_t rotationDegrees;
4496    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4497        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4498    }
4499}
4500
4501status_t OMXCodec::pause() {
4502    Mutex::Autolock autoLock(mLock);
4503
4504    mPaused = true;
4505
4506    return OK;
4507}
4508
4509////////////////////////////////////////////////////////////////////////////////
4510
4511status_t QueryCodecs(
4512        const sp<IOMX> &omx,
4513        const char *mime, bool queryDecoders, bool hwCodecOnly,
4514        Vector<CodecCapabilities> *results) {
4515    Vector<String8> matchingCodecs;
4516    results->clear();
4517
4518    OMXCodec::findMatchingCodecs(mime,
4519            !queryDecoders /*createEncoder*/,
4520            NULL /*matchComponentName*/,
4521            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4522            &matchingCodecs);
4523
4524    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4525        const char *componentName = matchingCodecs.itemAt(c).string();
4526
4527        results->push();
4528        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4529
4530        status_t err =
4531            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4532
4533        if (err != OK) {
4534            results->removeAt(results->size() - 1);
4535        }
4536    }
4537
4538    return OK;
4539}
4540
4541status_t QueryCodec(
4542        const sp<IOMX> &omx,
4543        const char *componentName, const char *mime,
4544        bool isEncoder,
4545        CodecCapabilities *caps) {
4546    if (strncmp(componentName, "OMX.", 4)) {
4547        // Not an OpenMax component but a software codec.
4548
4549        caps->mComponentName = componentName;
4550        return OK;
4551    }
4552
4553    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4554    IOMX::node_id node;
4555    status_t err = omx->allocateNode(componentName, observer, &node);
4556
4557    if (err != OK) {
4558        return err;
4559    }
4560
4561    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4562
4563    caps->mComponentName = componentName;
4564
4565    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4566    InitOMXParams(&param);
4567
4568    param.nPortIndex = !isEncoder ? 0 : 1;
4569
4570    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4571        err = omx->getParameter(
4572                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4573                &param, sizeof(param));
4574
4575        if (err != OK) {
4576            break;
4577        }
4578
4579        CodecProfileLevel profileLevel;
4580        profileLevel.mProfile = param.eProfile;
4581        profileLevel.mLevel = param.eLevel;
4582
4583        caps->mProfileLevels.push(profileLevel);
4584    }
4585
4586    // Color format query
4587    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4588    InitOMXParams(&portFormat);
4589    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4590    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4591        err = omx->getParameter(
4592                node, OMX_IndexParamVideoPortFormat,
4593                &portFormat, sizeof(portFormat));
4594        if (err != OK) {
4595            break;
4596        }
4597        caps->mColorFormats.push(portFormat.eColorFormat);
4598    }
4599
4600    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4601
4602    return OK;
4603}
4604
4605status_t QueryCodecs(
4606        const sp<IOMX> &omx,
4607        const char *mimeType, bool queryDecoders,
4608        Vector<CodecCapabilities> *results) {
4609    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4610}
4611
4612void OMXCodec::restorePatchedDataPointer(BufferInfo *info) {
4613    CHECK(mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames));
4614    CHECK(mOMXLivesLocally);
4615
4616    OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *)info->mBuffer;
4617    header->pBuffer = (OMX_U8 *)info->mData;
4618}
4619
4620// These are supposed be equivalent to the logic in
4621// "audio_channel_out_mask_from_count".
4622status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4623    switch (numChannels) {
4624        case 1:
4625            map[0] = OMX_AUDIO_ChannelCF;
4626            break;
4627        case 2:
4628            map[0] = OMX_AUDIO_ChannelLF;
4629            map[1] = OMX_AUDIO_ChannelRF;
4630            break;
4631        case 3:
4632            map[0] = OMX_AUDIO_ChannelLF;
4633            map[1] = OMX_AUDIO_ChannelRF;
4634            map[2] = OMX_AUDIO_ChannelCF;
4635            break;
4636        case 4:
4637            map[0] = OMX_AUDIO_ChannelLF;
4638            map[1] = OMX_AUDIO_ChannelRF;
4639            map[2] = OMX_AUDIO_ChannelLR;
4640            map[3] = OMX_AUDIO_ChannelRR;
4641            break;
4642        case 5:
4643            map[0] = OMX_AUDIO_ChannelLF;
4644            map[1] = OMX_AUDIO_ChannelRF;
4645            map[2] = OMX_AUDIO_ChannelCF;
4646            map[3] = OMX_AUDIO_ChannelLR;
4647            map[4] = OMX_AUDIO_ChannelRR;
4648            break;
4649        case 6:
4650            map[0] = OMX_AUDIO_ChannelLF;
4651            map[1] = OMX_AUDIO_ChannelRF;
4652            map[2] = OMX_AUDIO_ChannelCF;
4653            map[3] = OMX_AUDIO_ChannelLFE;
4654            map[4] = OMX_AUDIO_ChannelLR;
4655            map[5] = OMX_AUDIO_ChannelRR;
4656            break;
4657        case 7:
4658            map[0] = OMX_AUDIO_ChannelLF;
4659            map[1] = OMX_AUDIO_ChannelRF;
4660            map[2] = OMX_AUDIO_ChannelCF;
4661            map[3] = OMX_AUDIO_ChannelLFE;
4662            map[4] = OMX_AUDIO_ChannelLR;
4663            map[5] = OMX_AUDIO_ChannelRR;
4664            map[6] = OMX_AUDIO_ChannelCS;
4665            break;
4666        case 8:
4667            map[0] = OMX_AUDIO_ChannelLF;
4668            map[1] = OMX_AUDIO_ChannelRF;
4669            map[2] = OMX_AUDIO_ChannelCF;
4670            map[3] = OMX_AUDIO_ChannelLFE;
4671            map[4] = OMX_AUDIO_ChannelLR;
4672            map[5] = OMX_AUDIO_ChannelRR;
4673            map[6] = OMX_AUDIO_ChannelLS;
4674            map[7] = OMX_AUDIO_ChannelRS;
4675            break;
4676        default:
4677            return -EINVAL;
4678    }
4679
4680    return OK;
4681}
4682
4683}  // namespace android
4684