OMXCodec.cpp revision aeb8fd460ed87d032b3fb8bb61e21eb542ce0f5b 
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#include "include/AVCEncoder.h"
23#include "include/M4vH263Encoder.h"
24
25#include "include/ESDS.h"
26
27#include <binder/IServiceManager.h>
28#include <binder/MemoryDealer.h>
29#include <binder/ProcessState.h>
30#include <HardwareAPI.h>
31#include <media/stagefright/foundation/ADebug.h>
32#include <media/IMediaPlayerService.h>
33#include <media/stagefright/MediaBuffer.h>
34#include <media/stagefright/MediaBufferGroup.h>
35#include <media/stagefright/MediaDefs.h>
36#include <media/stagefright/MediaCodecList.h>
37#include <media/stagefright/MediaExtractor.h>
38#include <media/stagefright/MetaData.h>
39#include <media/stagefright/OMXCodec.h>
40#include <media/stagefright/Utils.h>
41#include <media/stagefright/SkipCutBuffer.h>
42#include <utils/Vector.h>
43
44#include <OMX_Audio.h>
45#include <OMX_Component.h>
46
47#include "include/avc_utils.h"
48
49namespace android {
50
51// Treat time out as an error if we have not received any output
52// buffers after 3 seconds.
53const static int64_t kBufferFilledEventTimeOutNs = 3000000000LL;
54
55// OMX Spec defines less than 50 color formats. If the query for
56// color format is executed for more than kMaxColorFormatSupported,
57// the query will fail to avoid looping forever.
58// 1000 is more than enough for us to tell whether the omx
59// component in question is buggy or not.
60const static uint32_t kMaxColorFormatSupported = 1000;
61
62#define FACTORY_CREATE_ENCODER(name) \
63static sp<MediaSource> Make##name(const sp<MediaSource> &source, const sp<MetaData> &meta) { \
64    return new name(source, meta); \
65}
66
67#define FACTORY_REF(name) { #name, Make##name },
68
69FACTORY_CREATE_ENCODER(AACEncoder)
70FACTORY_CREATE_ENCODER(AVCEncoder)
71FACTORY_CREATE_ENCODER(M4vH263Encoder)
72
73static sp<MediaSource> InstantiateSoftwareEncoder(
74        const char *name, const sp<MediaSource> &source,
75        const sp<MetaData> &meta) {
76    struct FactoryInfo {
77        const char *name;
78        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &, const sp<MetaData> &);
79    };
80
81    static const FactoryInfo kFactoryInfo[] = {
82        FACTORY_REF(AACEncoder)
83        FACTORY_REF(AVCEncoder)
84        FACTORY_REF(M4vH263Encoder)
85    };
86    for (size_t i = 0;
87         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
88        if (!strcmp(name, kFactoryInfo[i].name)) {
89            return (*kFactoryInfo[i].CreateFunc)(source, meta);
90        }
91    }
92
93    return NULL;
94}
95
96#undef FACTORY_CREATE_ENCODER
97#undef FACTORY_REF
98
99#define CODEC_LOGI(x, ...) ALOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
100#define CODEC_LOGV(x, ...) ALOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
101#define CODEC_LOGE(x, ...) ALOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
102
103struct OMXCodecObserver : public BnOMXObserver {
104    OMXCodecObserver() {
105    }
106
107    void setCodec(const sp<OMXCodec> &target) {
108        mTarget = target;
109    }
110
111    // from IOMXObserver
112    virtual void onMessage(const omx_message &msg) {
113        sp<OMXCodec> codec = mTarget.promote();
114
115        if (codec.get() != NULL) {
116            Mutex::Autolock autoLock(codec->mLock);
117            codec->on_message(msg);
118            codec.clear();
119        }
120    }
121
122protected:
123    virtual ~OMXCodecObserver() {}
124
125private:
126    wp<OMXCodec> mTarget;
127
128    OMXCodecObserver(const OMXCodecObserver &);
129    OMXCodecObserver &operator=(const OMXCodecObserver &);
130};
131
132template<class T>
133static void InitOMXParams(T *params) {
134    params->nSize = sizeof(T);
135    params->nVersion.s.nVersionMajor = 1;
136    params->nVersion.s.nVersionMinor = 0;
137    params->nVersion.s.nRevision = 0;
138    params->nVersion.s.nStep = 0;
139}
140
141static bool IsSoftwareCodec(const char *componentName) {
142    if (!strncmp("OMX.google.", componentName, 11)) {
143        return true;
144    }
145
146    if (!strncmp("OMX.", componentName, 4)) {
147        return false;
148    }
149
150    return true;
151}
152
153// A sort order in which OMX software codecs are first, followed
154// by other (non-OMX) software codecs, followed by everything else.
155static int CompareSoftwareCodecsFirst(
156        const String8 *elem1, const String8 *elem2) {
157    bool isOMX1 = !strncmp(elem1->string(), "OMX.", 4);
158    bool isOMX2 = !strncmp(elem2->string(), "OMX.", 4);
159
160    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
161    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
162
163    if (isSoftwareCodec1) {
164        if (!isSoftwareCodec2) { return -1; }
165
166        if (isOMX1) {
167            if (isOMX2) { return 0; }
168
169            return -1;
170        } else {
171            if (isOMX2) { return 0; }
172
173            return 1;
174        }
175
176        return -1;
177    }
178
179    if (isSoftwareCodec2) {
180        return 1;
181    }
182
183    return 0;
184}
185
186// static
187void OMXCodec::findMatchingCodecs(
188        const char *mime,
189        bool createEncoder, const char *matchComponentName,
190        uint32_t flags,
191        Vector<String8> *matchingCodecs,
192        Vector<uint32_t> *matchingCodecQuirks) {
193    matchingCodecs->clear();
194
195    if (matchingCodecQuirks) {
196        matchingCodecQuirks->clear();
197    }
198
199    const MediaCodecList *list = MediaCodecList::getInstance();
200    if (list == NULL) {
201        return;
202    }
203
204    size_t index = 0;
205    for (;;) {
206        ssize_t matchIndex =
207            list->findCodecByType(mime, createEncoder, index);
208
209        if (matchIndex < 0) {
210            break;
211        }
212
213        index = matchIndex + 1;
214
215        const char *componentName = list->getCodecName(matchIndex);
216
217        // If a specific codec is requested, skip the non-matching ones.
218        if (matchComponentName && strcmp(componentName, matchComponentName)) {
219            continue;
220        }
221
222        // When requesting software-only codecs, only push software codecs
223        // When requesting hardware-only codecs, only push hardware codecs
224        // When there is request neither for software-only nor for
225        // hardware-only codecs, push all codecs
226        if (((flags & kSoftwareCodecsOnly) &&   IsSoftwareCodec(componentName)) ||
227            ((flags & kHardwareCodecsOnly) &&  !IsSoftwareCodec(componentName)) ||
228            (!(flags & (kSoftwareCodecsOnly | kHardwareCodecsOnly)))) {
229
230            matchingCodecs->push(String8(componentName));
231
232            if (matchingCodecQuirks) {
233                matchingCodecQuirks->push(getComponentQuirks(list, matchIndex));
234            }
235        }
236    }
237
238    if (flags & kPreferSoftwareCodecs) {
239        matchingCodecs->sort(CompareSoftwareCodecsFirst);
240    }
241}
242
243// static
244uint32_t OMXCodec::getComponentQuirks(
245        const MediaCodecList *list, size_t index) {
246    uint32_t quirks = 0;
247    if (list->codecHasQuirk(
248                index, "requires-allocate-on-input-ports")) {
249        quirks |= kRequiresAllocateBufferOnInputPorts;
250    }
251    if (list->codecHasQuirk(
252                index, "requires-allocate-on-output-ports")) {
253        quirks |= kRequiresAllocateBufferOnOutputPorts;
254    }
255    if (list->codecHasQuirk(
256                index, "output-buffers-are-unreadable")) {
257        quirks |= kOutputBuffersAreUnreadable;
258    }
259
260    return quirks;
261}
262
263// static
264bool OMXCodec::findCodecQuirks(const char *componentName, uint32_t *quirks) {
265    const MediaCodecList *list = MediaCodecList::getInstance();
266
267    if (list == NULL) {
268        return false;
269    }
270
271    ssize_t index = list->findCodecByName(componentName);
272
273    if (index < 0) {
274        return false;
275    }
276
277    *quirks = getComponentQuirks(list, index);
278
279    return true;
280}
281
282// static
283sp<MediaSource> OMXCodec::Create(
284        const sp<IOMX> &omx,
285        const sp<MetaData> &meta, bool createEncoder,
286        const sp<MediaSource> &source,
287        const char *matchComponentName,
288        uint32_t flags,
289        const sp<ANativeWindow> &nativeWindow) {
290    int32_t requiresSecureBuffers;
291    if (source->getFormat()->findInt32(
292                kKeyRequiresSecureBuffers,
293                &requiresSecureBuffers)
294            && requiresSecureBuffers) {
295        flags |= kIgnoreCodecSpecificData;
296        flags |= kUseSecureInputBuffers;
297    }
298
299    const char *mime;
300    bool success = meta->findCString(kKeyMIMEType, &mime);
301    CHECK(success);
302
303    Vector<String8> matchingCodecs;
304    Vector<uint32_t> matchingCodecQuirks;
305    findMatchingCodecs(
306            mime, createEncoder, matchComponentName, flags,
307            &matchingCodecs, &matchingCodecQuirks);
308
309    if (matchingCodecs.isEmpty()) {
310        return NULL;
311    }
312
313    sp<OMXCodecObserver> observer = new OMXCodecObserver;
314    IOMX::node_id node = 0;
315
316    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
317        const char *componentNameBase = matchingCodecs[i].string();
318        uint32_t quirks = matchingCodecQuirks[i];
319        const char *componentName = componentNameBase;
320
321        AString tmp;
322        if (flags & kUseSecureInputBuffers) {
323            tmp = componentNameBase;
324            tmp.append(".secure");
325
326            componentName = tmp.c_str();
327        }
328
329        if (createEncoder) {
330            sp<MediaSource> softwareCodec =
331                InstantiateSoftwareEncoder(componentName, source, meta);
332
333            if (softwareCodec != NULL) {
334                ALOGV("Successfully allocated software codec '%s'", componentName);
335
336                return softwareCodec;
337            }
338        }
339
340        ALOGV("Attempting to allocate OMX node '%s'", componentName);
341
342        if (!createEncoder
343                && (quirks & kOutputBuffersAreUnreadable)
344                && (flags & kClientNeedsFramebuffer)) {
345            if (strncmp(componentName, "OMX.SEC.", 8)) {
346                // For OMX.SEC.* decoders we can enable a special mode that
347                // gives the client access to the framebuffer contents.
348
349                ALOGW("Component '%s' does not give the client access to "
350                     "the framebuffer contents. Skipping.",
351                     componentName);
352
353                continue;
354            }
355        }
356
357        status_t err = omx->allocateNode(componentName, observer, &node);
358        if (err == OK) {
359            ALOGV("Successfully allocated OMX node '%s'", componentName);
360
361            sp<OMXCodec> codec = new OMXCodec(
362                    omx, node, quirks, flags,
363                    createEncoder, mime, componentName,
364                    source, nativeWindow);
365
366            observer->setCodec(codec);
367
368            err = codec->configureCodec(meta);
369
370            if (err == OK) {
371                if (!strcmp("OMX.Nvidia.mpeg2v.decode", componentName)) {
372                    codec->mFlags |= kOnlySubmitOneInputBufferAtOneTime;
373                }
374
375                return codec;
376            }
377
378            ALOGV("Failed to configure codec '%s'", componentName);
379        }
380    }
381
382    return NULL;
383}
384
385status_t OMXCodec::parseAVCCodecSpecificData(
386        const void *data, size_t size,
387        unsigned *profile, unsigned *level) {
388    const uint8_t *ptr = (const uint8_t *)data;
389
390    // verify minimum size and configurationVersion == 1.
391    if (size < 7 || ptr[0] != 1) {
392        return ERROR_MALFORMED;
393    }
394
395    *profile = ptr[1];
396    *level = ptr[3];
397
398    // There is decodable content out there that fails the following
399    // assertion, let's be lenient for now...
400    // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
401
402    size_t lengthSize = 1 + (ptr[4] & 3);
403
404    // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
405    // violates it...
406    // CHECK((ptr[5] >> 5) == 7);  // reserved
407
408    size_t numSeqParameterSets = ptr[5] & 31;
409
410    ptr += 6;
411    size -= 6;
412
413    for (size_t i = 0; i < numSeqParameterSets; ++i) {
414        if (size < 2) {
415            return ERROR_MALFORMED;
416        }
417
418        size_t length = U16_AT(ptr);
419
420        ptr += 2;
421        size -= 2;
422
423        if (size < length) {
424            return ERROR_MALFORMED;
425        }
426
427        addCodecSpecificData(ptr, length);
428
429        ptr += length;
430        size -= length;
431    }
432
433    if (size < 1) {
434        return ERROR_MALFORMED;
435    }
436
437    size_t numPictureParameterSets = *ptr;
438    ++ptr;
439    --size;
440
441    for (size_t i = 0; i < numPictureParameterSets; ++i) {
442        if (size < 2) {
443            return ERROR_MALFORMED;
444        }
445
446        size_t length = U16_AT(ptr);
447
448        ptr += 2;
449        size -= 2;
450
451        if (size < length) {
452            return ERROR_MALFORMED;
453        }
454
455        addCodecSpecificData(ptr, length);
456
457        ptr += length;
458        size -= length;
459    }
460
461    return OK;
462}
463
464status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
465    ALOGV("configureCodec protected=%d",
466         (mFlags & kEnableGrallocUsageProtected) ? 1 : 0);
467
468    if (!(mFlags & kIgnoreCodecSpecificData)) {
469        uint32_t type;
470        const void *data;
471        size_t size;
472        if (meta->findData(kKeyESDS, &type, &data, &size)) {
473            ESDS esds((const char *)data, size);
474            CHECK_EQ(esds.InitCheck(), (status_t)OK);
475
476            const void *codec_specific_data;
477            size_t codec_specific_data_size;
478            esds.getCodecSpecificInfo(
479                    &codec_specific_data, &codec_specific_data_size);
480
481            addCodecSpecificData(
482                    codec_specific_data, codec_specific_data_size);
483        } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
484            // Parse the AVCDecoderConfigurationRecord
485
486            unsigned profile, level;
487            status_t err;
488            if ((err = parseAVCCodecSpecificData(
489                            data, size, &profile, &level)) != OK) {
490                ALOGE("Malformed AVC codec specific data.");
491                return err;
492            }
493
494            CODEC_LOGI(
495                    "AVC profile = %u (%s), level = %u",
496                    profile, AVCProfileToString(profile), level);
497        } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) {
498            addCodecSpecificData(data, size);
499
500            CHECK(meta->findData(kKeyVorbisBooks, &type, &data, &size));
501            addCodecSpecificData(data, size);
502        }
503    }
504
505    int32_t bitRate = 0;
506    if (mIsEncoder) {
507        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
508    }
509    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
510        setAMRFormat(false /* isWAMR */, bitRate);
511    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
512        setAMRFormat(true /* isWAMR */, bitRate);
513    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
514        int32_t numChannels, sampleRate, aacProfile;
515        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
516        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
517
518        if (!meta->findInt32(kKeyAACProfile, &aacProfile)) {
519            aacProfile = OMX_AUDIO_AACObjectNull;
520        }
521
522        int32_t isADTS;
523        if (!meta->findInt32(kKeyIsADTS, &isADTS)) {
524            isADTS = false;
525        }
526
527        status_t err = setAACFormat(numChannels, sampleRate, bitRate, aacProfile, isADTS);
528        if (err != OK) {
529            CODEC_LOGE("setAACFormat() failed (err = %d)", err);
530            return err;
531        }
532    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_ALAW, mMIME)
533            || !strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_MLAW, mMIME)) {
534        // These are PCM-like formats with a fixed sample rate but
535        // a variable number of channels.
536
537        int32_t numChannels;
538        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
539
540        setG711Format(numChannels);
541    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mMIME)) {
542        CHECK(!mIsEncoder);
543
544        int32_t numChannels, sampleRate;
545        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
546        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
547
548        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
549    }
550
551    if (!strncasecmp(mMIME, "video/", 6)) {
552
553        if (mIsEncoder) {
554            setVideoInputFormat(mMIME, meta);
555        } else {
556            int32_t width, height;
557            bool success = meta->findInt32(kKeyWidth, &width);
558            success = success && meta->findInt32(kKeyHeight, &height);
559            CHECK(success);
560            status_t err = setVideoOutputFormat(
561                    mMIME, width, height);
562
563            if (err != OK) {
564                return err;
565            }
566        }
567    }
568
569    int32_t maxInputSize;
570    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
571        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
572    }
573
574    initOutputFormat(meta);
575
576    if ((mFlags & kClientNeedsFramebuffer)
577            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
578        OMX_INDEXTYPE index;
579
580        status_t err =
581            mOMX->getExtensionIndex(
582                    mNode,
583                    "OMX.SEC.index.ThumbnailMode",
584                    &index);
585
586        if (err != OK) {
587            return err;
588        }
589
590        OMX_BOOL enable = OMX_TRUE;
591        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
592
593        if (err != OK) {
594            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
595                       "returned error 0x%08x", err);
596
597            return err;
598        }
599
600        mQuirks &= ~kOutputBuffersAreUnreadable;
601    }
602
603    if (mNativeWindow != NULL
604        && !mIsEncoder
605        && !strncasecmp(mMIME, "video/", 6)
606        && !strncmp(mComponentName, "OMX.", 4)) {
607        status_t err = initNativeWindow();
608        if (err != OK) {
609            return err;
610        }
611    }
612
613    return OK;
614}
615
616void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
617    OMX_PARAM_PORTDEFINITIONTYPE def;
618    InitOMXParams(&def);
619    def.nPortIndex = portIndex;
620
621    status_t err = mOMX->getParameter(
622            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
623    CHECK_EQ(err, (status_t)OK);
624
625    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
626        || (def.nBufferSize < size)) {
627        def.nBufferSize = size;
628    }
629
630    err = mOMX->setParameter(
631            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
632    CHECK_EQ(err, (status_t)OK);
633
634    err = mOMX->getParameter(
635            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
636    CHECK_EQ(err, (status_t)OK);
637
638    // Make sure the setting actually stuck.
639    if (portIndex == kPortIndexInput
640            && (mQuirks & kInputBufferSizesAreBogus)) {
641        CHECK_EQ(def.nBufferSize, size);
642    } else {
643        CHECK(def.nBufferSize >= size);
644    }
645}
646
647status_t OMXCodec::setVideoPortFormatType(
648        OMX_U32 portIndex,
649        OMX_VIDEO_CODINGTYPE compressionFormat,
650        OMX_COLOR_FORMATTYPE colorFormat) {
651    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
652    InitOMXParams(&format);
653    format.nPortIndex = portIndex;
654    format.nIndex = 0;
655    bool found = false;
656
657    OMX_U32 index = 0;
658    for (;;) {
659        format.nIndex = index;
660        status_t err = mOMX->getParameter(
661                mNode, OMX_IndexParamVideoPortFormat,
662                &format, sizeof(format));
663
664        if (err != OK) {
665            return err;
666        }
667
668        // The following assertion is violated by TI's video decoder.
669        // CHECK_EQ(format.nIndex, index);
670
671#if 1
672        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
673             portIndex,
674             index, format.eCompressionFormat, format.eColorFormat);
675#endif
676
677        if (format.eCompressionFormat == compressionFormat
678                && format.eColorFormat == colorFormat) {
679            found = true;
680            break;
681        }
682
683        ++index;
684        if (index >= kMaxColorFormatSupported) {
685            CODEC_LOGE("color format %d or compression format %d is not supported",
686                colorFormat, compressionFormat);
687            return UNKNOWN_ERROR;
688        }
689    }
690
691    if (!found) {
692        return UNKNOWN_ERROR;
693    }
694
695    CODEC_LOGV("found a match.");
696    status_t err = mOMX->setParameter(
697            mNode, OMX_IndexParamVideoPortFormat,
698            &format, sizeof(format));
699
700    return err;
701}
702
703static size_t getFrameSize(
704        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
705    switch (colorFormat) {
706        case OMX_COLOR_FormatYCbYCr:
707        case OMX_COLOR_FormatCbYCrY:
708            return width * height * 2;
709
710        case OMX_COLOR_FormatYUV420Planar:
711        case OMX_COLOR_FormatYUV420SemiPlanar:
712        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
713        /*
714        * FIXME: For the Opaque color format, the frame size does not
715        * need to be (w*h*3)/2. It just needs to
716        * be larger than certain minimum buffer size. However,
717        * currently, this opaque foramt has been tested only on
718        * YUV420 formats. If that is changed, then we need to revisit
719        * this part in the future
720        */
721        case OMX_COLOR_FormatAndroidOpaque:
722            return (width * height * 3) / 2;
723
724        default:
725            CHECK(!"Should not be here. Unsupported color format.");
726            break;
727    }
728}
729
730status_t OMXCodec::findTargetColorFormat(
731        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
732    ALOGV("findTargetColorFormat");
733    CHECK(mIsEncoder);
734
735    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
736    int32_t targetColorFormat;
737    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
738        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
739    }
740
741    // Check whether the target color format is supported.
742    return isColorFormatSupported(*colorFormat, kPortIndexInput);
743}
744
745status_t OMXCodec::isColorFormatSupported(
746        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
747    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
748
749    // Enumerate all the color formats supported by
750    // the omx component to see whether the given
751    // color format is supported.
752    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
753    InitOMXParams(&portFormat);
754    portFormat.nPortIndex = portIndex;
755    OMX_U32 index = 0;
756    portFormat.nIndex = index;
757    while (true) {
758        if (OMX_ErrorNone != mOMX->getParameter(
759                mNode, OMX_IndexParamVideoPortFormat,
760                &portFormat, sizeof(portFormat))) {
761            break;
762        }
763        // Make sure that omx component does not overwrite
764        // the incremented index (bug 2897413).
765        CHECK_EQ(index, portFormat.nIndex);
766        if (portFormat.eColorFormat == colorFormat) {
767            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
768            return OK;  // colorFormat is supported!
769        }
770        ++index;
771        portFormat.nIndex = index;
772
773        if (index >= kMaxColorFormatSupported) {
774            CODEC_LOGE("More than %ld color formats are supported???", index);
775            break;
776        }
777    }
778
779    CODEC_LOGE("color format %d is not supported", colorFormat);
780    return UNKNOWN_ERROR;
781}
782
783void OMXCodec::setVideoInputFormat(
784        const char *mime, const sp<MetaData>& meta) {
785
786    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
787    bool success = meta->findInt32(kKeyWidth, &width);
788    success = success && meta->findInt32(kKeyHeight, &height);
789    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
790    success = success && meta->findInt32(kKeyBitRate, &bitRate);
791    success = success && meta->findInt32(kKeyStride, &stride);
792    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
793    CHECK(success);
794    CHECK(stride != 0);
795
796    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
797    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
798        compressionFormat = OMX_VIDEO_CodingAVC;
799    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
800        compressionFormat = OMX_VIDEO_CodingMPEG4;
801    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
802        compressionFormat = OMX_VIDEO_CodingH263;
803    } else {
804        ALOGE("Not a supported video mime type: %s", mime);
805        CHECK(!"Should not be here. Not a supported video mime type.");
806    }
807
808    OMX_COLOR_FORMATTYPE colorFormat;
809    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
810
811    status_t err;
812    OMX_PARAM_PORTDEFINITIONTYPE def;
813    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
814
815    //////////////////////// Input port /////////////////////////
816    CHECK_EQ(setVideoPortFormatType(
817            kPortIndexInput, OMX_VIDEO_CodingUnused,
818            colorFormat), (status_t)OK);
819
820    InitOMXParams(&def);
821    def.nPortIndex = kPortIndexInput;
822
823    err = mOMX->getParameter(
824            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
825    CHECK_EQ(err, (status_t)OK);
826
827    def.nBufferSize = getFrameSize(colorFormat,
828            stride > 0? stride: -stride, sliceHeight);
829
830    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
831
832    video_def->nFrameWidth = width;
833    video_def->nFrameHeight = height;
834    video_def->nStride = stride;
835    video_def->nSliceHeight = sliceHeight;
836    video_def->xFramerate = (frameRate << 16);  // Q16 format
837    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
838    video_def->eColorFormat = colorFormat;
839
840    err = mOMX->setParameter(
841            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
842    CHECK_EQ(err, (status_t)OK);
843
844    //////////////////////// Output port /////////////////////////
845    CHECK_EQ(setVideoPortFormatType(
846            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
847            (status_t)OK);
848    InitOMXParams(&def);
849    def.nPortIndex = kPortIndexOutput;
850
851    err = mOMX->getParameter(
852            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
853
854    CHECK_EQ(err, (status_t)OK);
855    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
856
857    video_def->nFrameWidth = width;
858    video_def->nFrameHeight = height;
859    video_def->xFramerate = 0;      // No need for output port
860    video_def->nBitrate = bitRate;  // Q16 format
861    video_def->eCompressionFormat = compressionFormat;
862    video_def->eColorFormat = OMX_COLOR_FormatUnused;
863    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
864        // Increases the output buffer size
865        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
866    }
867
868    err = mOMX->setParameter(
869            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
870    CHECK_EQ(err, (status_t)OK);
871
872    /////////////////// Codec-specific ////////////////////////
873    switch (compressionFormat) {
874        case OMX_VIDEO_CodingMPEG4:
875        {
876            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
877            break;
878        }
879
880        case OMX_VIDEO_CodingH263:
881            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
882            break;
883
884        case OMX_VIDEO_CodingAVC:
885        {
886            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
887            break;
888        }
889
890        default:
891            CHECK(!"Support for this compressionFormat to be implemented.");
892            break;
893    }
894}
895
896static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
897    if (iFramesInterval < 0) {
898        return 0xFFFFFFFF;
899    } else if (iFramesInterval == 0) {
900        return 0;
901    }
902    OMX_U32 ret = frameRate * iFramesInterval;
903    CHECK(ret > 1);
904    return ret;
905}
906
907status_t OMXCodec::setupErrorCorrectionParameters() {
908    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
909    InitOMXParams(&errorCorrectionType);
910    errorCorrectionType.nPortIndex = kPortIndexOutput;
911
912    status_t err = mOMX->getParameter(
913            mNode, OMX_IndexParamVideoErrorCorrection,
914            &errorCorrectionType, sizeof(errorCorrectionType));
915    if (err != OK) {
916        ALOGW("Error correction param query is not supported");
917        return OK;  // Optional feature. Ignore this failure
918    }
919
920    errorCorrectionType.bEnableHEC = OMX_FALSE;
921    errorCorrectionType.bEnableResync = OMX_TRUE;
922    errorCorrectionType.nResynchMarkerSpacing = 256;
923    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
924    errorCorrectionType.bEnableRVLC = OMX_FALSE;
925
926    err = mOMX->setParameter(
927            mNode, OMX_IndexParamVideoErrorCorrection,
928            &errorCorrectionType, sizeof(errorCorrectionType));
929    if (err != OK) {
930        ALOGW("Error correction param configuration is not supported");
931    }
932
933    // Optional feature. Ignore the failure.
934    return OK;
935}
936
937status_t OMXCodec::setupBitRate(int32_t bitRate) {
938    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
939    InitOMXParams(&bitrateType);
940    bitrateType.nPortIndex = kPortIndexOutput;
941
942    status_t err = mOMX->getParameter(
943            mNode, OMX_IndexParamVideoBitrate,
944            &bitrateType, sizeof(bitrateType));
945    CHECK_EQ(err, (status_t)OK);
946
947    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
948    bitrateType.nTargetBitrate = bitRate;
949
950    err = mOMX->setParameter(
951            mNode, OMX_IndexParamVideoBitrate,
952            &bitrateType, sizeof(bitrateType));
953    CHECK_EQ(err, (status_t)OK);
954    return OK;
955}
956
957status_t OMXCodec::getVideoProfileLevel(
958        const sp<MetaData>& meta,
959        const CodecProfileLevel& defaultProfileLevel,
960        CodecProfileLevel &profileLevel) {
961    CODEC_LOGV("Default profile: %ld, level %ld",
962            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
963
964    // Are the default profile and level overwriten?
965    int32_t profile, level;
966    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
967        profile = defaultProfileLevel.mProfile;
968    }
969    if (!meta->findInt32(kKeyVideoLevel, &level)) {
970        level = defaultProfileLevel.mLevel;
971    }
972    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
973
974    // Are the target profile and level supported by the encoder?
975    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
976    InitOMXParams(&param);
977    param.nPortIndex = kPortIndexOutput;
978    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
979        status_t err = mOMX->getParameter(
980                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
981                &param, sizeof(param));
982
983        if (err != OK) break;
984
985        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
986        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
987        CODEC_LOGV("Supported profile: %d, level %d",
988            supportedProfile, supportedLevel);
989
990        if (profile == supportedProfile &&
991            level <= supportedLevel) {
992            // We can further check whether the level is a valid
993            // value; but we will leave that to the omx encoder component
994            // via OMX_SetParameter call.
995            profileLevel.mProfile = profile;
996            profileLevel.mLevel = level;
997            return OK;
998        }
999    }
1000
1001    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
1002            profile, level);
1003    return BAD_VALUE;
1004}
1005
1006status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1007    int32_t iFramesInterval, frameRate, bitRate;
1008    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1009    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1010    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1011    CHECK(success);
1012    OMX_VIDEO_PARAM_H263TYPE h263type;
1013    InitOMXParams(&h263type);
1014    h263type.nPortIndex = kPortIndexOutput;
1015
1016    status_t err = mOMX->getParameter(
1017            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1018    CHECK_EQ(err, (status_t)OK);
1019
1020    h263type.nAllowedPictureTypes =
1021        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1022
1023    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1024    if (h263type.nPFrames == 0) {
1025        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1026    }
1027    h263type.nBFrames = 0;
1028
1029    // Check profile and level parameters
1030    CodecProfileLevel defaultProfileLevel, profileLevel;
1031    defaultProfileLevel.mProfile = h263type.eProfile;
1032    defaultProfileLevel.mLevel = h263type.eLevel;
1033    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1034    if (err != OK) return err;
1035    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1036    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1037
1038    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1039    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1040    h263type.nPictureHeaderRepetition = 0;
1041    h263type.nGOBHeaderInterval = 0;
1042
1043    err = mOMX->setParameter(
1044            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1045    CHECK_EQ(err, (status_t)OK);
1046
1047    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1048    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1049
1050    return OK;
1051}
1052
1053status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1054    int32_t iFramesInterval, frameRate, bitRate;
1055    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1056    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1057    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1058    CHECK(success);
1059    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1060    InitOMXParams(&mpeg4type);
1061    mpeg4type.nPortIndex = kPortIndexOutput;
1062
1063    status_t err = mOMX->getParameter(
1064            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1065    CHECK_EQ(err, (status_t)OK);
1066
1067    mpeg4type.nSliceHeaderSpacing = 0;
1068    mpeg4type.bSVH = OMX_FALSE;
1069    mpeg4type.bGov = OMX_FALSE;
1070
1071    mpeg4type.nAllowedPictureTypes =
1072        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1073
1074    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1075    if (mpeg4type.nPFrames == 0) {
1076        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1077    }
1078    mpeg4type.nBFrames = 0;
1079    mpeg4type.nIDCVLCThreshold = 0;
1080    mpeg4type.bACPred = OMX_TRUE;
1081    mpeg4type.nMaxPacketSize = 256;
1082    mpeg4type.nTimeIncRes = 1000;
1083    mpeg4type.nHeaderExtension = 0;
1084    mpeg4type.bReversibleVLC = OMX_FALSE;
1085
1086    // Check profile and level parameters
1087    CodecProfileLevel defaultProfileLevel, profileLevel;
1088    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1089    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1090    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1091    if (err != OK) return err;
1092    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1093    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1094
1095    err = mOMX->setParameter(
1096            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1097    CHECK_EQ(err, (status_t)OK);
1098
1099    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1100    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1101
1102    return OK;
1103}
1104
1105status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1106    int32_t iFramesInterval, frameRate, bitRate;
1107    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1108    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1109    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1110    CHECK(success);
1111
1112    OMX_VIDEO_PARAM_AVCTYPE h264type;
1113    InitOMXParams(&h264type);
1114    h264type.nPortIndex = kPortIndexOutput;
1115
1116    status_t err = mOMX->getParameter(
1117            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1118    CHECK_EQ(err, (status_t)OK);
1119
1120    h264type.nAllowedPictureTypes =
1121        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1122
1123    // Check profile and level parameters
1124    CodecProfileLevel defaultProfileLevel, profileLevel;
1125    defaultProfileLevel.mProfile = h264type.eProfile;
1126    defaultProfileLevel.mLevel = h264type.eLevel;
1127    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1128    if (err != OK) return err;
1129    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1130    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1131
1132    // FIXME:
1133    // Remove the workaround after the work in done.
1134    if (!strncmp(mComponentName, "OMX.TI.DUCATI1", 14)) {
1135        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1136    }
1137
1138    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1139        h264type.nSliceHeaderSpacing = 0;
1140        h264type.bUseHadamard = OMX_TRUE;
1141        h264type.nRefFrames = 1;
1142        h264type.nBFrames = 0;
1143        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1144        if (h264type.nPFrames == 0) {
1145            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1146        }
1147        h264type.nRefIdx10ActiveMinus1 = 0;
1148        h264type.nRefIdx11ActiveMinus1 = 0;
1149        h264type.bEntropyCodingCABAC = OMX_FALSE;
1150        h264type.bWeightedPPrediction = OMX_FALSE;
1151        h264type.bconstIpred = OMX_FALSE;
1152        h264type.bDirect8x8Inference = OMX_FALSE;
1153        h264type.bDirectSpatialTemporal = OMX_FALSE;
1154        h264type.nCabacInitIdc = 0;
1155    }
1156
1157    if (h264type.nBFrames != 0) {
1158        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1159    }
1160
1161    h264type.bEnableUEP = OMX_FALSE;
1162    h264type.bEnableFMO = OMX_FALSE;
1163    h264type.bEnableASO = OMX_FALSE;
1164    h264type.bEnableRS = OMX_FALSE;
1165    h264type.bFrameMBsOnly = OMX_TRUE;
1166    h264type.bMBAFF = OMX_FALSE;
1167    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1168
1169    if (!strcasecmp("OMX.Nvidia.h264.encoder", mComponentName)) {
1170        h264type.eLevel = OMX_VIDEO_AVCLevelMax;
1171    }
1172
1173    err = mOMX->setParameter(
1174            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1175    CHECK_EQ(err, (status_t)OK);
1176
1177    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1178
1179    return OK;
1180}
1181
1182status_t OMXCodec::setVideoOutputFormat(
1183        const char *mime, OMX_U32 width, OMX_U32 height) {
1184    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1185
1186    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1187    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1188        compressionFormat = OMX_VIDEO_CodingAVC;
1189    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1190        compressionFormat = OMX_VIDEO_CodingMPEG4;
1191    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1192        compressionFormat = OMX_VIDEO_CodingH263;
1193    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VPX, mime)) {
1194        compressionFormat = OMX_VIDEO_CodingVPX;
1195    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1196        compressionFormat = OMX_VIDEO_CodingMPEG2;
1197    } else {
1198        ALOGE("Not a supported video mime type: %s", mime);
1199        CHECK(!"Should not be here. Not a supported video mime type.");
1200    }
1201
1202    status_t err = setVideoPortFormatType(
1203            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1204
1205    if (err != OK) {
1206        return err;
1207    }
1208
1209#if 1
1210    {
1211        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1212        InitOMXParams(&format);
1213        format.nPortIndex = kPortIndexOutput;
1214        format.nIndex = 0;
1215
1216        status_t err = mOMX->getParameter(
1217                mNode, OMX_IndexParamVideoPortFormat,
1218                &format, sizeof(format));
1219        CHECK_EQ(err, (status_t)OK);
1220        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1221
1222        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1223               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1224               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1225               || format.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar
1226               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1227
1228        err = mOMX->setParameter(
1229                mNode, OMX_IndexParamVideoPortFormat,
1230                &format, sizeof(format));
1231
1232        if (err != OK) {
1233            return err;
1234        }
1235    }
1236#endif
1237
1238    OMX_PARAM_PORTDEFINITIONTYPE def;
1239    InitOMXParams(&def);
1240    def.nPortIndex = kPortIndexInput;
1241
1242    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1243
1244    err = mOMX->getParameter(
1245            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1246
1247    CHECK_EQ(err, (status_t)OK);
1248
1249#if 1
1250    // XXX Need a (much) better heuristic to compute input buffer sizes.
1251    const size_t X = 64 * 1024;
1252    if (def.nBufferSize < X) {
1253        def.nBufferSize = X;
1254    }
1255#endif
1256
1257    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1258
1259    video_def->nFrameWidth = width;
1260    video_def->nFrameHeight = height;
1261
1262    video_def->eCompressionFormat = compressionFormat;
1263    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1264
1265    err = mOMX->setParameter(
1266            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1267
1268    if (err != OK) {
1269        return err;
1270    }
1271
1272    ////////////////////////////////////////////////////////////////////////////
1273
1274    InitOMXParams(&def);
1275    def.nPortIndex = kPortIndexOutput;
1276
1277    err = mOMX->getParameter(
1278            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1279    CHECK_EQ(err, (status_t)OK);
1280    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1281
1282#if 0
1283    def.nBufferSize =
1284        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1285#endif
1286
1287    video_def->nFrameWidth = width;
1288    video_def->nFrameHeight = height;
1289
1290    err = mOMX->setParameter(
1291            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1292
1293    return err;
1294}
1295
1296OMXCodec::OMXCodec(
1297        const sp<IOMX> &omx, IOMX::node_id node,
1298        uint32_t quirks, uint32_t flags,
1299        bool isEncoder,
1300        const char *mime,
1301        const char *componentName,
1302        const sp<MediaSource> &source,
1303        const sp<ANativeWindow> &nativeWindow)
1304    : mOMX(omx),
1305      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1306      mNode(node),
1307      mQuirks(quirks),
1308      mFlags(flags),
1309      mIsEncoder(isEncoder),
1310      mIsVideo(!strncasecmp("video/", mime, 6)),
1311      mMIME(strdup(mime)),
1312      mComponentName(strdup(componentName)),
1313      mSource(source),
1314      mCodecSpecificDataIndex(0),
1315      mState(LOADED),
1316      mInitialBufferSubmit(true),
1317      mSignalledEOS(false),
1318      mNoMoreOutputData(false),
1319      mOutputPortSettingsHaveChanged(false),
1320      mSeekTimeUs(-1),
1321      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1322      mTargetTimeUs(-1),
1323      mOutputPortSettingsChangedPending(false),
1324      mSkipCutBuffer(NULL),
1325      mLeftOverBuffer(NULL),
1326      mPaused(false),
1327      mNativeWindow(
1328              (!strncmp(componentName, "OMX.google.", 11)
1329              || !strcmp(componentName, "OMX.Nvidia.mpeg2v.decode"))
1330                        ? NULL : nativeWindow) {
1331    mPortStatus[kPortIndexInput] = ENABLED;
1332    mPortStatus[kPortIndexOutput] = ENABLED;
1333
1334    setComponentRole();
1335}
1336
1337// static
1338void OMXCodec::setComponentRole(
1339        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1340        const char *mime) {
1341    struct MimeToRole {
1342        const char *mime;
1343        const char *decoderRole;
1344        const char *encoderRole;
1345    };
1346
1347    static const MimeToRole kMimeToRole[] = {
1348        { MEDIA_MIMETYPE_AUDIO_MPEG,
1349            "audio_decoder.mp3", "audio_encoder.mp3" },
1350        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1351            "audio_decoder.mp1", "audio_encoder.mp1" },
1352        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1353            "audio_decoder.mp2", "audio_encoder.mp2" },
1354        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1355            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1356        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1357            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1358        { MEDIA_MIMETYPE_AUDIO_AAC,
1359            "audio_decoder.aac", "audio_encoder.aac" },
1360        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1361            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1362        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1363            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1364        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1365            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1366        { MEDIA_MIMETYPE_VIDEO_AVC,
1367            "video_decoder.avc", "video_encoder.avc" },
1368        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1369            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1370        { MEDIA_MIMETYPE_VIDEO_H263,
1371            "video_decoder.h263", "video_encoder.h263" },
1372        { MEDIA_MIMETYPE_VIDEO_VPX,
1373            "video_decoder.vpx", "video_encoder.vpx" },
1374        { MEDIA_MIMETYPE_AUDIO_RAW,
1375            "audio_decoder.raw", "audio_encoder.raw" },
1376    };
1377
1378    static const size_t kNumMimeToRole =
1379        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1380
1381    size_t i;
1382    for (i = 0; i < kNumMimeToRole; ++i) {
1383        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1384            break;
1385        }
1386    }
1387
1388    if (i == kNumMimeToRole) {
1389        return;
1390    }
1391
1392    const char *role =
1393        isEncoder ? kMimeToRole[i].encoderRole
1394                  : kMimeToRole[i].decoderRole;
1395
1396    if (role != NULL) {
1397        OMX_PARAM_COMPONENTROLETYPE roleParams;
1398        InitOMXParams(&roleParams);
1399
1400        strncpy((char *)roleParams.cRole,
1401                role, OMX_MAX_STRINGNAME_SIZE - 1);
1402
1403        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1404
1405        status_t err = omx->setParameter(
1406                node, OMX_IndexParamStandardComponentRole,
1407                &roleParams, sizeof(roleParams));
1408
1409        if (err != OK) {
1410            ALOGW("Failed to set standard component role '%s'.", role);
1411        }
1412    }
1413}
1414
1415void OMXCodec::setComponentRole() {
1416    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1417}
1418
1419OMXCodec::~OMXCodec() {
1420    mSource.clear();
1421
1422    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1423
1424    status_t err = mOMX->freeNode(mNode);
1425    CHECK_EQ(err, (status_t)OK);
1426
1427    mNode = NULL;
1428    setState(DEAD);
1429
1430    clearCodecSpecificData();
1431
1432    free(mComponentName);
1433    mComponentName = NULL;
1434
1435    free(mMIME);
1436    mMIME = NULL;
1437
1438    delete mSkipCutBuffer;
1439    mSkipCutBuffer = NULL;
1440}
1441
1442status_t OMXCodec::init() {
1443    // mLock is held.
1444
1445    CHECK_EQ((int)mState, (int)LOADED);
1446
1447    status_t err;
1448    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1449        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1450        CHECK_EQ(err, (status_t)OK);
1451        setState(LOADED_TO_IDLE);
1452    }
1453
1454    err = allocateBuffers();
1455    if (err != (status_t)OK) {
1456        return err;
1457    }
1458
1459    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1460        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1461        CHECK_EQ(err, (status_t)OK);
1462
1463        setState(LOADED_TO_IDLE);
1464    }
1465
1466    while (mState != EXECUTING && mState != ERROR) {
1467        mAsyncCompletion.wait(mLock);
1468    }
1469
1470    return mState == ERROR ? UNKNOWN_ERROR : OK;
1471}
1472
1473// static
1474bool OMXCodec::isIntermediateState(State state) {
1475    return state == LOADED_TO_IDLE
1476        || state == IDLE_TO_EXECUTING
1477        || state == EXECUTING_TO_IDLE
1478        || state == IDLE_TO_LOADED
1479        || state == RECONFIGURING;
1480}
1481
1482status_t OMXCodec::allocateBuffers() {
1483    status_t err = allocateBuffersOnPort(kPortIndexInput);
1484
1485    if (err != OK) {
1486        return err;
1487    }
1488
1489    return allocateBuffersOnPort(kPortIndexOutput);
1490}
1491
1492status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1493    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1494        return allocateOutputBuffersFromNativeWindow();
1495    }
1496
1497    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1498        ALOGE("protected output buffers must be stent to an ANativeWindow");
1499        return PERMISSION_DENIED;
1500    }
1501
1502    status_t err = OK;
1503    if ((mFlags & kStoreMetaDataInVideoBuffers)
1504            && portIndex == kPortIndexInput) {
1505        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1506        if (err != OK) {
1507            ALOGE("Storing meta data in video buffers is not supported");
1508            return err;
1509        }
1510    }
1511
1512    OMX_PARAM_PORTDEFINITIONTYPE def;
1513    InitOMXParams(&def);
1514    def.nPortIndex = portIndex;
1515
1516    err = mOMX->getParameter(
1517            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1518
1519    if (err != OK) {
1520        return err;
1521    }
1522
1523    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1524            def.nBufferCountActual, def.nBufferSize,
1525            portIndex == kPortIndexInput ? "input" : "output");
1526
1527    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1528    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1529
1530    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1531        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1532        CHECK(mem.get() != NULL);
1533
1534        BufferInfo info;
1535        info.mData = NULL;
1536        info.mSize = def.nBufferSize;
1537
1538        IOMX::buffer_id buffer;
1539        if (portIndex == kPortIndexInput
1540                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1541                    || (mFlags & kUseSecureInputBuffers))) {
1542            if (mOMXLivesLocally) {
1543                mem.clear();
1544
1545                err = mOMX->allocateBuffer(
1546                        mNode, portIndex, def.nBufferSize, &buffer,
1547                        &info.mData);
1548            } else {
1549                err = mOMX->allocateBufferWithBackup(
1550                        mNode, portIndex, mem, &buffer);
1551            }
1552        } else if (portIndex == kPortIndexOutput
1553                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1554            if (mOMXLivesLocally) {
1555                mem.clear();
1556
1557                err = mOMX->allocateBuffer(
1558                        mNode, portIndex, def.nBufferSize, &buffer,
1559                        &info.mData);
1560            } else {
1561                err = mOMX->allocateBufferWithBackup(
1562                        mNode, portIndex, mem, &buffer);
1563            }
1564        } else {
1565            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1566        }
1567
1568        if (err != OK) {
1569            ALOGE("allocate_buffer_with_backup failed");
1570            return err;
1571        }
1572
1573        if (mem != NULL) {
1574            info.mData = mem->pointer();
1575        }
1576
1577        info.mBuffer = buffer;
1578        info.mStatus = OWNED_BY_US;
1579        info.mMem = mem;
1580        info.mMediaBuffer = NULL;
1581
1582        if (portIndex == kPortIndexOutput) {
1583            if (!(mOMXLivesLocally
1584                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1585                        && (mQuirks & kDefersOutputBufferAllocation))) {
1586                // If the node does not fill in the buffer ptr at this time,
1587                // we will defer creating the MediaBuffer until receiving
1588                // the first FILL_BUFFER_DONE notification instead.
1589                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1590                info.mMediaBuffer->setObserver(this);
1591            }
1592        }
1593
1594        mPortBuffers[portIndex].push(info);
1595
1596        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1597             portIndex == kPortIndexInput ? "input" : "output");
1598    }
1599
1600    if (portIndex == kPortIndexOutput) {
1601
1602        sp<MetaData> meta = mSource->getFormat();
1603        int32_t delay = 0;
1604        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1605            delay = 0;
1606        }
1607        int32_t padding = 0;
1608        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1609            padding = 0;
1610        }
1611        int32_t numchannels = 0;
1612        if (delay + padding) {
1613            if (meta->findInt32(kKeyChannelCount, &numchannels)) {
1614                size_t frameSize = numchannels * sizeof(int16_t);
1615                if (mSkipCutBuffer) {
1616                    size_t prevbuffersize = mSkipCutBuffer->size();
1617                    if (prevbuffersize != 0) {
1618                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1619                    }
1620                    delete mSkipCutBuffer;
1621                }
1622                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1623            }
1624        }
1625    }
1626
1627    // dumpPortStatus(portIndex);
1628
1629    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1630        Vector<MediaBuffer *> buffers;
1631        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1632            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1633
1634            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1635            buffers.push(mbuf);
1636        }
1637
1638        status_t err = mSource->setBuffers(buffers);
1639
1640        if (err != OK) {
1641            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1642                buffers.editItemAt(i)->release();
1643            }
1644            buffers.clear();
1645
1646            CODEC_LOGE(
1647                    "Codec requested to use secure input buffers but "
1648                    "upstream source didn't support that.");
1649
1650            return err;
1651        }
1652    }
1653
1654    return OK;
1655}
1656
1657status_t OMXCodec::applyRotation() {
1658    sp<MetaData> meta = mSource->getFormat();
1659
1660    int32_t rotationDegrees;
1661    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1662        rotationDegrees = 0;
1663    }
1664
1665    uint32_t transform;
1666    switch (rotationDegrees) {
1667        case 0: transform = 0; break;
1668        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1669        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1670        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1671        default: transform = 0; break;
1672    }
1673
1674    status_t err = OK;
1675
1676    if (transform) {
1677        err = native_window_set_buffers_transform(
1678                mNativeWindow.get(), transform);
1679    }
1680
1681    return err;
1682}
1683
1684status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1685    // Get the number of buffers needed.
1686    OMX_PARAM_PORTDEFINITIONTYPE def;
1687    InitOMXParams(&def);
1688    def.nPortIndex = kPortIndexOutput;
1689
1690    status_t err = mOMX->getParameter(
1691            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1692    if (err != OK) {
1693        return err;
1694    }
1695
1696    err = native_window_set_scaling_mode(mNativeWindow.get(),
1697            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1698
1699    if (err != OK) {
1700        return err;
1701    }
1702
1703    err = native_window_set_buffers_geometry(
1704            mNativeWindow.get(),
1705            def.format.video.nFrameWidth,
1706            def.format.video.nFrameHeight,
1707            def.format.video.eColorFormat);
1708
1709    if (err != 0) {
1710        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1711                strerror(-err), -err);
1712        return err;
1713    }
1714
1715    err = applyRotation();
1716    if (err != OK) {
1717        return err;
1718    }
1719
1720    // Set up the native window.
1721    OMX_U32 usage = 0;
1722    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1723    if (err != 0) {
1724        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1725        // XXX: Currently this error is logged, but not fatal.
1726        usage = 0;
1727    }
1728    if (mFlags & kEnableGrallocUsageProtected) {
1729        usage |= GRALLOC_USAGE_PROTECTED;
1730    }
1731
1732    // Make sure to check whether either Stagefright or the video decoder
1733    // requested protected buffers.
1734    if (usage & GRALLOC_USAGE_PROTECTED) {
1735        // Verify that the ANativeWindow sends images directly to
1736        // SurfaceFlinger.
1737        int queuesToNativeWindow = 0;
1738        err = mNativeWindow->query(
1739                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1740                &queuesToNativeWindow);
1741        if (err != 0) {
1742            ALOGE("error authenticating native window: %d", err);
1743            return err;
1744        }
1745        if (queuesToNativeWindow != 1) {
1746            ALOGE("native window could not be authenticated");
1747            return PERMISSION_DENIED;
1748        }
1749    }
1750
1751    ALOGV("native_window_set_usage usage=0x%lx", usage);
1752    err = native_window_set_usage(
1753            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1754    if (err != 0) {
1755        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1756        return err;
1757    }
1758
1759    int minUndequeuedBufs = 0;
1760    err = mNativeWindow->query(mNativeWindow.get(),
1761            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1762    if (err != 0) {
1763        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1764                strerror(-err), -err);
1765        return err;
1766    }
1767
1768    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1769    // buffer counts refer to - how do they account for the renderer holding on
1770    // to buffers?
1771    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1772        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1773        def.nBufferCountActual = newBufferCount;
1774        err = mOMX->setParameter(
1775                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1776        if (err != OK) {
1777            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1778                    newBufferCount, err);
1779            return err;
1780        }
1781    }
1782
1783    err = native_window_set_buffer_count(
1784            mNativeWindow.get(), def.nBufferCountActual);
1785    if (err != 0) {
1786        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1787                -err);
1788        return err;
1789    }
1790
1791    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1792            "output port", def.nBufferCountActual, def.nBufferSize);
1793
1794    // Dequeue buffers and send them to OMX
1795    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1796        ANativeWindowBuffer* buf;
1797        err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &buf);
1798        if (err != 0) {
1799            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1800            break;
1801        }
1802
1803        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1804        BufferInfo info;
1805        info.mData = NULL;
1806        info.mSize = def.nBufferSize;
1807        info.mStatus = OWNED_BY_US;
1808        info.mMem = NULL;
1809        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1810        info.mMediaBuffer->setObserver(this);
1811        mPortBuffers[kPortIndexOutput].push(info);
1812
1813        IOMX::buffer_id bufferId;
1814        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1815                &bufferId);
1816        if (err != 0) {
1817            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1818                    "failed: %d", err);
1819            break;
1820        }
1821
1822        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1823
1824        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1825                bufferId, graphicBuffer.get());
1826    }
1827
1828    OMX_U32 cancelStart;
1829    OMX_U32 cancelEnd;
1830    if (err != 0) {
1831        // If an error occurred while dequeuing we need to cancel any buffers
1832        // that were dequeued.
1833        cancelStart = 0;
1834        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1835    } else {
1836        // Return the last two buffers to the native window.
1837        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1838        cancelEnd = def.nBufferCountActual;
1839    }
1840
1841    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1842        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1843        cancelBufferToNativeWindow(info);
1844    }
1845
1846    return err;
1847}
1848
1849status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1850    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1851    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1852    int err = mNativeWindow->cancelBuffer(
1853        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get());
1854    if (err != 0) {
1855      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1856
1857      setState(ERROR);
1858      return err;
1859    }
1860    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1861    return OK;
1862}
1863
1864OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1865    // Dequeue the next buffer from the native window.
1866    ANativeWindowBuffer* buf;
1867    int err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &buf);
1868    if (err != 0) {
1869      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1870
1871      setState(ERROR);
1872      return 0;
1873    }
1874
1875    // Determine which buffer we just dequeued.
1876    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1877    BufferInfo *bufInfo = 0;
1878    for (size_t i = 0; i < buffers->size(); i++) {
1879      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1880          mMediaBuffer->graphicBuffer();
1881      if (graphicBuffer->handle == buf->handle) {
1882        bufInfo = &buffers->editItemAt(i);
1883        break;
1884      }
1885    }
1886
1887    if (bufInfo == 0) {
1888        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1889
1890        setState(ERROR);
1891        return 0;
1892    }
1893
1894    // The native window no longer owns the buffer.
1895    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1896    bufInfo->mStatus = OWNED_BY_US;
1897
1898    return bufInfo;
1899}
1900
1901status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1902    status_t err = NO_ERROR;
1903    ANativeWindowBuffer* anb = NULL;
1904    int numBufs = 0;
1905    int minUndequeuedBufs = 0;
1906
1907    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1908    // no frames get dropped by SurfaceFlinger assuming that these are video
1909    // frames.
1910    err = native_window_api_disconnect(mNativeWindow.get(),
1911            NATIVE_WINDOW_API_MEDIA);
1912    if (err != NO_ERROR) {
1913        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1914                strerror(-err), -err);
1915        return err;
1916    }
1917
1918    err = native_window_api_connect(mNativeWindow.get(),
1919            NATIVE_WINDOW_API_CPU);
1920    if (err != NO_ERROR) {
1921        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1922                strerror(-err), -err);
1923        return err;
1924    }
1925
1926    err = native_window_set_scaling_mode(mNativeWindow.get(),
1927            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1928    if (err != NO_ERROR) {
1929        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1930                strerror(-err), -err);
1931        goto error;
1932    }
1933
1934    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1935            HAL_PIXEL_FORMAT_RGBX_8888);
1936    if (err != NO_ERROR) {
1937        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1938                strerror(-err), -err);
1939        goto error;
1940    }
1941
1942    err = native_window_set_usage(mNativeWindow.get(),
1943            GRALLOC_USAGE_SW_WRITE_OFTEN);
1944    if (err != NO_ERROR) {
1945        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1946                strerror(-err), -err);
1947        goto error;
1948    }
1949
1950    err = mNativeWindow->query(mNativeWindow.get(),
1951            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1952    if (err != NO_ERROR) {
1953        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1954                "failed: %s (%d)", strerror(-err), -err);
1955        goto error;
1956    }
1957
1958    numBufs = minUndequeuedBufs + 1;
1959    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1960    if (err != NO_ERROR) {
1961        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1962                strerror(-err), -err);
1963        goto error;
1964    }
1965
1966    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1967    // buffer twice.  This should guarantee that the buffer has been displayed
1968    // on the screen and then been replaced, so an previous video frames are
1969    // guaranteed NOT to be currently displayed.
1970    for (int i = 0; i < numBufs + 1; i++) {
1971        err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &anb);
1972        if (err != NO_ERROR) {
1973            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1974                    strerror(-err), -err);
1975            goto error;
1976        }
1977
1978        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
1979        err = mNativeWindow->lockBuffer(mNativeWindow.get(),
1980                buf->getNativeBuffer());
1981        if (err != NO_ERROR) {
1982            ALOGE("error pushing blank frames: lockBuffer failed: %s (%d)",
1983                    strerror(-err), -err);
1984            goto error;
1985        }
1986
1987        // Fill the buffer with the a 1x1 checkerboard pattern ;)
1988        uint32_t* img = NULL;
1989        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
1990        if (err != NO_ERROR) {
1991            ALOGE("error pushing blank frames: lock failed: %s (%d)",
1992                    strerror(-err), -err);
1993            goto error;
1994        }
1995
1996        *img = 0;
1997
1998        err = buf->unlock();
1999        if (err != NO_ERROR) {
2000            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
2001                    strerror(-err), -err);
2002            goto error;
2003        }
2004
2005        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
2006                buf->getNativeBuffer());
2007        if (err != NO_ERROR) {
2008            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
2009                    strerror(-err), -err);
2010            goto error;
2011        }
2012
2013        anb = NULL;
2014    }
2015
2016error:
2017
2018    if (err != NO_ERROR) {
2019        // Clean up after an error.
2020        if (anb != NULL) {
2021            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb);
2022        }
2023
2024        native_window_api_disconnect(mNativeWindow.get(),
2025                NATIVE_WINDOW_API_CPU);
2026        native_window_api_connect(mNativeWindow.get(),
2027                NATIVE_WINDOW_API_MEDIA);
2028
2029        return err;
2030    } else {
2031        // Clean up after success.
2032        err = native_window_api_disconnect(mNativeWindow.get(),
2033                NATIVE_WINDOW_API_CPU);
2034        if (err != NO_ERROR) {
2035            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2036                    strerror(-err), -err);
2037            return err;
2038        }
2039
2040        err = native_window_api_connect(mNativeWindow.get(),
2041                NATIVE_WINDOW_API_MEDIA);
2042        if (err != NO_ERROR) {
2043            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2044                    strerror(-err), -err);
2045            return err;
2046        }
2047
2048        return NO_ERROR;
2049    }
2050}
2051
2052int64_t OMXCodec::getDecodingTimeUs() {
2053    CHECK(mIsEncoder && mIsVideo);
2054
2055    if (mDecodingTimeList.empty()) {
2056        CHECK(mSignalledEOS || mNoMoreOutputData);
2057        // No corresponding input frame available.
2058        // This could happen when EOS is reached.
2059        return 0;
2060    }
2061
2062    List<int64_t>::iterator it = mDecodingTimeList.begin();
2063    int64_t timeUs = *it;
2064    mDecodingTimeList.erase(it);
2065    return timeUs;
2066}
2067
2068void OMXCodec::on_message(const omx_message &msg) {
2069    if (mState == ERROR) {
2070        ALOGW("Dropping OMX message - we're in ERROR state.");
2071        return;
2072    }
2073
2074    switch (msg.type) {
2075        case omx_message::EVENT:
2076        {
2077            onEvent(
2078                 msg.u.event_data.event, msg.u.event_data.data1,
2079                 msg.u.event_data.data2);
2080
2081            break;
2082        }
2083
2084        case omx_message::EMPTY_BUFFER_DONE:
2085        {
2086            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2087
2088            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2089
2090            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2091            size_t i = 0;
2092            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2093                ++i;
2094            }
2095
2096            CHECK(i < buffers->size());
2097            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2098                ALOGW("We already own input buffer %p, yet received "
2099                     "an EMPTY_BUFFER_DONE.", buffer);
2100            }
2101
2102            BufferInfo* info = &buffers->editItemAt(i);
2103            info->mStatus = OWNED_BY_US;
2104
2105            // Buffer could not be released until empty buffer done is called.
2106            if (info->mMediaBuffer != NULL) {
2107                if (mIsEncoder &&
2108                    (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2109                    // If zero-copy mode is enabled this will send the
2110                    // input buffer back to the upstream source.
2111                    restorePatchedDataPointer(info);
2112                }
2113
2114                info->mMediaBuffer->release();
2115                info->mMediaBuffer = NULL;
2116            }
2117
2118            if (mPortStatus[kPortIndexInput] == DISABLING) {
2119                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2120
2121                status_t err = freeBuffer(kPortIndexInput, i);
2122                CHECK_EQ(err, (status_t)OK);
2123            } else if (mState != ERROR
2124                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2125                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2126
2127                if (mFlags & kUseSecureInputBuffers) {
2128                    drainAnyInputBuffer();
2129                } else {
2130                    drainInputBuffer(&buffers->editItemAt(i));
2131                }
2132            }
2133            break;
2134        }
2135
2136        case omx_message::FILL_BUFFER_DONE:
2137        {
2138            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2139            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2140
2141            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2142                 buffer,
2143                 msg.u.extended_buffer_data.range_length,
2144                 flags,
2145                 msg.u.extended_buffer_data.timestamp,
2146                 msg.u.extended_buffer_data.timestamp / 1E6);
2147
2148            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2149            size_t i = 0;
2150            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2151                ++i;
2152            }
2153
2154            CHECK(i < buffers->size());
2155            BufferInfo *info = &buffers->editItemAt(i);
2156
2157            if (info->mStatus != OWNED_BY_COMPONENT) {
2158                ALOGW("We already own output buffer %p, yet received "
2159                     "a FILL_BUFFER_DONE.", buffer);
2160            }
2161
2162            info->mStatus = OWNED_BY_US;
2163
2164            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2165                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2166
2167                status_t err = freeBuffer(kPortIndexOutput, i);
2168                CHECK_EQ(err, (status_t)OK);
2169
2170#if 0
2171            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2172                       && (flags & OMX_BUFFERFLAG_EOS)) {
2173                CODEC_LOGV("No more output data.");
2174                mNoMoreOutputData = true;
2175                mBufferFilled.signal();
2176#endif
2177            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2178                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2179
2180                if (info->mMediaBuffer == NULL) {
2181                    CHECK(mOMXLivesLocally);
2182                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2183                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2184
2185                    // The qcom video decoders on Nexus don't actually allocate
2186                    // output buffer memory on a call to OMX_AllocateBuffer
2187                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2188                    // structure is only filled in later.
2189
2190                    info->mMediaBuffer = new MediaBuffer(
2191                            msg.u.extended_buffer_data.data_ptr,
2192                            info->mSize);
2193                    info->mMediaBuffer->setObserver(this);
2194                }
2195
2196                MediaBuffer *buffer = info->mMediaBuffer;
2197                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2198
2199                if (!isGraphicBuffer
2200                    && msg.u.extended_buffer_data.range_offset
2201                        + msg.u.extended_buffer_data.range_length
2202                            > buffer->size()) {
2203                    CODEC_LOGE(
2204                            "Codec lied about its buffer size requirements, "
2205                            "sending a buffer larger than the originally "
2206                            "advertised size in FILL_BUFFER_DONE!");
2207                }
2208                buffer->set_range(
2209                        msg.u.extended_buffer_data.range_offset,
2210                        msg.u.extended_buffer_data.range_length);
2211
2212                buffer->meta_data()->clear();
2213
2214                buffer->meta_data()->setInt64(
2215                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2216
2217                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2218                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2219                }
2220                bool isCodecSpecific = false;
2221                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2222                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2223                    isCodecSpecific = true;
2224                }
2225
2226                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2227                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2228                }
2229
2230                buffer->meta_data()->setPointer(
2231                        kKeyPlatformPrivate,
2232                        msg.u.extended_buffer_data.platform_private);
2233
2234                buffer->meta_data()->setPointer(
2235                        kKeyBufferID,
2236                        msg.u.extended_buffer_data.buffer);
2237
2238                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2239                    CODEC_LOGV("No more output data.");
2240                    mNoMoreOutputData = true;
2241                }
2242
2243                if (mIsEncoder && mIsVideo) {
2244                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2245                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2246                }
2247
2248                if (mTargetTimeUs >= 0) {
2249                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2250
2251                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2252                        CODEC_LOGV(
2253                                "skipping output buffer at timestamp %lld us",
2254                                msg.u.extended_buffer_data.timestamp);
2255
2256                        fillOutputBuffer(info);
2257                        break;
2258                    }
2259
2260                    CODEC_LOGV(
2261                            "returning output buffer at target timestamp "
2262                            "%lld us",
2263                            msg.u.extended_buffer_data.timestamp);
2264
2265                    mTargetTimeUs = -1;
2266                }
2267
2268                mFilledBuffers.push_back(i);
2269                mBufferFilled.signal();
2270                if (mIsEncoder) {
2271                    sched_yield();
2272                }
2273            }
2274
2275            break;
2276        }
2277
2278        default:
2279        {
2280            CHECK(!"should not be here.");
2281            break;
2282        }
2283    }
2284}
2285
2286// Has the format changed in any way that the client would have to be aware of?
2287static bool formatHasNotablyChanged(
2288        const sp<MetaData> &from, const sp<MetaData> &to) {
2289    if (from.get() == NULL && to.get() == NULL) {
2290        return false;
2291    }
2292
2293    if ((from.get() == NULL && to.get() != NULL)
2294        || (from.get() != NULL && to.get() == NULL)) {
2295        return true;
2296    }
2297
2298    const char *mime_from, *mime_to;
2299    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2300    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2301
2302    if (strcasecmp(mime_from, mime_to)) {
2303        return true;
2304    }
2305
2306    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2307        int32_t colorFormat_from, colorFormat_to;
2308        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2309        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2310
2311        if (colorFormat_from != colorFormat_to) {
2312            return true;
2313        }
2314
2315        int32_t width_from, width_to;
2316        CHECK(from->findInt32(kKeyWidth, &width_from));
2317        CHECK(to->findInt32(kKeyWidth, &width_to));
2318
2319        if (width_from != width_to) {
2320            return true;
2321        }
2322
2323        int32_t height_from, height_to;
2324        CHECK(from->findInt32(kKeyHeight, &height_from));
2325        CHECK(to->findInt32(kKeyHeight, &height_to));
2326
2327        if (height_from != height_to) {
2328            return true;
2329        }
2330
2331        int32_t left_from, top_from, right_from, bottom_from;
2332        CHECK(from->findRect(
2333                    kKeyCropRect,
2334                    &left_from, &top_from, &right_from, &bottom_from));
2335
2336        int32_t left_to, top_to, right_to, bottom_to;
2337        CHECK(to->findRect(
2338                    kKeyCropRect,
2339                    &left_to, &top_to, &right_to, &bottom_to));
2340
2341        if (left_to != left_from || top_to != top_from
2342                || right_to != right_from || bottom_to != bottom_from) {
2343            return true;
2344        }
2345    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2346        int32_t numChannels_from, numChannels_to;
2347        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2348        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2349
2350        if (numChannels_from != numChannels_to) {
2351            return true;
2352        }
2353
2354        int32_t sampleRate_from, sampleRate_to;
2355        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2356        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2357
2358        if (sampleRate_from != sampleRate_to) {
2359            return true;
2360        }
2361    }
2362
2363    return false;
2364}
2365
2366void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2367    switch (event) {
2368        case OMX_EventCmdComplete:
2369        {
2370            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2371            break;
2372        }
2373
2374        case OMX_EventError:
2375        {
2376            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2377
2378            setState(ERROR);
2379            break;
2380        }
2381
2382        case OMX_EventPortSettingsChanged:
2383        {
2384            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2385                       data1, data2);
2386
2387            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2388                // There is no need to check whether mFilledBuffers is empty or not
2389                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2390                // the output buffers.
2391                if (data1 == kPortIndexOutput) {
2392                    CHECK(mFilledBuffers.empty());
2393                }
2394                onPortSettingsChanged(data1);
2395            } else if (data1 == kPortIndexOutput &&
2396                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2397                         data2 == OMX_IndexConfigCommonScale)) {
2398
2399                sp<MetaData> oldOutputFormat = mOutputFormat;
2400                initOutputFormat(mSource->getFormat());
2401
2402                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2403                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2404                    mOutputPortSettingsHaveChanged = true;
2405
2406                } else if (data2 == OMX_IndexConfigCommonScale) {
2407                    OMX_CONFIG_SCALEFACTORTYPE scale;
2408                    InitOMXParams(&scale);
2409                    scale.nPortIndex = kPortIndexOutput;
2410
2411                    // Change display dimension only when necessary.
2412                    if (OK == mOMX->getConfig(
2413                                        mNode,
2414                                        OMX_IndexConfigCommonScale,
2415                                        &scale, sizeof(scale))) {
2416                        int32_t left, top, right, bottom;
2417                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2418                                                      &left, &top,
2419                                                      &right, &bottom));
2420
2421                        // The scale is in 16.16 format.
2422                        // scale 1.0 = 0x010000. When there is no
2423                        // need to change the display, skip it.
2424                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2425                                scale.xWidth, scale.xHeight);
2426
2427                        if (scale.xWidth != 0x010000) {
2428                            mOutputFormat->setInt32(kKeyDisplayWidth,
2429                                    ((right - left +  1) * scale.xWidth)  >> 16);
2430                            mOutputPortSettingsHaveChanged = true;
2431                        }
2432
2433                        if (scale.xHeight != 0x010000) {
2434                            mOutputFormat->setInt32(kKeyDisplayHeight,
2435                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2436                            mOutputPortSettingsHaveChanged = true;
2437                        }
2438                    }
2439                }
2440            }
2441            break;
2442        }
2443
2444#if 0
2445        case OMX_EventBufferFlag:
2446        {
2447            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2448
2449            if (data1 == kPortIndexOutput) {
2450                mNoMoreOutputData = true;
2451            }
2452            break;
2453        }
2454#endif
2455
2456        default:
2457        {
2458            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2459            break;
2460        }
2461    }
2462}
2463
2464void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2465    switch (cmd) {
2466        case OMX_CommandStateSet:
2467        {
2468            onStateChange((OMX_STATETYPE)data);
2469            break;
2470        }
2471
2472        case OMX_CommandPortDisable:
2473        {
2474            OMX_U32 portIndex = data;
2475            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2476
2477            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2478            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2479            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2480
2481            mPortStatus[portIndex] = DISABLED;
2482
2483            if (mState == RECONFIGURING) {
2484                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2485
2486                sp<MetaData> oldOutputFormat = mOutputFormat;
2487                initOutputFormat(mSource->getFormat());
2488
2489                // Don't notify clients if the output port settings change
2490                // wasn't of importance to them, i.e. it may be that just the
2491                // number of buffers has changed and nothing else.
2492                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2493                if (!mOutputPortSettingsHaveChanged) {
2494                    mOutputPortSettingsHaveChanged = formatChanged;
2495                }
2496
2497                status_t err = enablePortAsync(portIndex);
2498                if (err != OK) {
2499                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2500                    setState(ERROR);
2501                } else {
2502                    err = allocateBuffersOnPort(portIndex);
2503                    if (err != OK) {
2504                        CODEC_LOGE("allocateBuffersOnPort failed (err = %d)", err);
2505                        setState(ERROR);
2506                    }
2507                }
2508            }
2509            break;
2510        }
2511
2512        case OMX_CommandPortEnable:
2513        {
2514            OMX_U32 portIndex = data;
2515            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2516
2517            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2518            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2519
2520            mPortStatus[portIndex] = ENABLED;
2521
2522            if (mState == RECONFIGURING) {
2523                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2524
2525                setState(EXECUTING);
2526
2527                fillOutputBuffers();
2528            }
2529            break;
2530        }
2531
2532        case OMX_CommandFlush:
2533        {
2534            OMX_U32 portIndex = data;
2535
2536            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2537
2538            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2539            mPortStatus[portIndex] = ENABLED;
2540
2541            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2542                     mPortBuffers[portIndex].size());
2543
2544            if (mSkipCutBuffer && mPortStatus[kPortIndexOutput] == ENABLED) {
2545                mSkipCutBuffer->clear();
2546            }
2547
2548            if (mState == RECONFIGURING) {
2549                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2550
2551                disablePortAsync(portIndex);
2552            } else if (mState == EXECUTING_TO_IDLE) {
2553                if (mPortStatus[kPortIndexInput] == ENABLED
2554                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2555                    CODEC_LOGV("Finished flushing both ports, now completing "
2556                         "transition from EXECUTING to IDLE.");
2557
2558                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2559                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2560
2561                    status_t err =
2562                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2563                    CHECK_EQ(err, (status_t)OK);
2564                }
2565            } else {
2566                // We're flushing both ports in preparation for seeking.
2567
2568                if (mPortStatus[kPortIndexInput] == ENABLED
2569                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2570                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2571                         " seek-time.");
2572
2573                    // We implicitly resume pulling on our upstream source.
2574                    mPaused = false;
2575
2576                    drainInputBuffers();
2577                    fillOutputBuffers();
2578                }
2579
2580                if (mOutputPortSettingsChangedPending) {
2581                    CODEC_LOGV(
2582                            "Honoring deferred output port settings change.");
2583
2584                    mOutputPortSettingsChangedPending = false;
2585                    onPortSettingsChanged(kPortIndexOutput);
2586                }
2587            }
2588
2589            break;
2590        }
2591
2592        default:
2593        {
2594            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2595            break;
2596        }
2597    }
2598}
2599
2600void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2601    CODEC_LOGV("onStateChange %d", newState);
2602
2603    switch (newState) {
2604        case OMX_StateIdle:
2605        {
2606            CODEC_LOGV("Now Idle.");
2607            if (mState == LOADED_TO_IDLE) {
2608                status_t err = mOMX->sendCommand(
2609                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2610
2611                CHECK_EQ(err, (status_t)OK);
2612
2613                setState(IDLE_TO_EXECUTING);
2614            } else {
2615                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2616
2617                CHECK_EQ(
2618                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2619                    mPortBuffers[kPortIndexInput].size());
2620
2621                CHECK_EQ(
2622                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2623                    mPortBuffers[kPortIndexOutput].size());
2624
2625                status_t err = mOMX->sendCommand(
2626                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2627
2628                CHECK_EQ(err, (status_t)OK);
2629
2630                err = freeBuffersOnPort(kPortIndexInput);
2631                CHECK_EQ(err, (status_t)OK);
2632
2633                err = freeBuffersOnPort(kPortIndexOutput);
2634                CHECK_EQ(err, (status_t)OK);
2635
2636                mPortStatus[kPortIndexInput] = ENABLED;
2637                mPortStatus[kPortIndexOutput] = ENABLED;
2638
2639                if ((mFlags & kEnableGrallocUsageProtected) &&
2640                        mNativeWindow != NULL) {
2641                    // We push enough 1x1 blank buffers to ensure that one of
2642                    // them has made it to the display.  This allows the OMX
2643                    // component teardown to zero out any protected buffers
2644                    // without the risk of scanning out one of those buffers.
2645                    pushBlankBuffersToNativeWindow();
2646                }
2647
2648                setState(IDLE_TO_LOADED);
2649            }
2650            break;
2651        }
2652
2653        case OMX_StateExecuting:
2654        {
2655            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2656
2657            CODEC_LOGV("Now Executing.");
2658
2659            mOutputPortSettingsChangedPending = false;
2660
2661            setState(EXECUTING);
2662
2663            // Buffers will be submitted to the component in the first
2664            // call to OMXCodec::read as mInitialBufferSubmit is true at
2665            // this point. This ensures that this on_message call returns,
2666            // releases the lock and ::init can notice the state change and
2667            // itself return.
2668            break;
2669        }
2670
2671        case OMX_StateLoaded:
2672        {
2673            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2674
2675            CODEC_LOGV("Now Loaded.");
2676
2677            setState(LOADED);
2678            break;
2679        }
2680
2681        case OMX_StateInvalid:
2682        {
2683            setState(ERROR);
2684            break;
2685        }
2686
2687        default:
2688        {
2689            CHECK(!"should not be here.");
2690            break;
2691        }
2692    }
2693}
2694
2695// static
2696size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2697    size_t n = 0;
2698    for (size_t i = 0; i < buffers.size(); ++i) {
2699        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2700            ++n;
2701        }
2702    }
2703
2704    return n;
2705}
2706
2707status_t OMXCodec::freeBuffersOnPort(
2708        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2709    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2710
2711    status_t stickyErr = OK;
2712
2713    for (size_t i = buffers->size(); i-- > 0;) {
2714        BufferInfo *info = &buffers->editItemAt(i);
2715
2716        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2717            continue;
2718        }
2719
2720        CHECK(info->mStatus == OWNED_BY_US
2721                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2722
2723        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2724
2725        status_t err = freeBuffer(portIndex, i);
2726
2727        if (err != OK) {
2728            stickyErr = err;
2729        }
2730
2731    }
2732
2733    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2734
2735    return stickyErr;
2736}
2737
2738status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2739    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2740
2741    BufferInfo *info = &buffers->editItemAt(bufIndex);
2742
2743    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2744
2745    if (err == OK && info->mMediaBuffer != NULL) {
2746        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2747        info->mMediaBuffer->setObserver(NULL);
2748
2749        // Make sure nobody but us owns this buffer at this point.
2750        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2751
2752        // Cancel the buffer if it belongs to an ANativeWindow.
2753        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2754        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2755            err = cancelBufferToNativeWindow(info);
2756        }
2757
2758        info->mMediaBuffer->release();
2759        info->mMediaBuffer = NULL;
2760    }
2761
2762    if (err == OK) {
2763        buffers->removeAt(bufIndex);
2764    }
2765
2766    return err;
2767}
2768
2769void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2770    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2771
2772    CHECK_EQ((int)mState, (int)EXECUTING);
2773    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2774    CHECK(!mOutputPortSettingsChangedPending);
2775
2776    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2777        CODEC_LOGV("Deferring output port settings change.");
2778        mOutputPortSettingsChangedPending = true;
2779        return;
2780    }
2781
2782    setState(RECONFIGURING);
2783
2784    if (mQuirks & kNeedsFlushBeforeDisable) {
2785        if (!flushPortAsync(portIndex)) {
2786            onCmdComplete(OMX_CommandFlush, portIndex);
2787        }
2788    } else {
2789        disablePortAsync(portIndex);
2790    }
2791}
2792
2793bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2794    CHECK(mState == EXECUTING || mState == RECONFIGURING
2795            || mState == EXECUTING_TO_IDLE);
2796
2797    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2798         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2799         mPortBuffers[portIndex].size());
2800
2801    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2802    mPortStatus[portIndex] = SHUTTING_DOWN;
2803
2804    if ((mQuirks & kRequiresFlushCompleteEmulation)
2805        && countBuffersWeOwn(mPortBuffers[portIndex])
2806                == mPortBuffers[portIndex].size()) {
2807        // No flush is necessary and this component fails to send a
2808        // flush-complete event in this case.
2809
2810        return false;
2811    }
2812
2813    status_t err =
2814        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2815    CHECK_EQ(err, (status_t)OK);
2816
2817    return true;
2818}
2819
2820void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2821    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2822
2823    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2824    mPortStatus[portIndex] = DISABLING;
2825
2826    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2827    status_t err =
2828        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2829    CHECK_EQ(err, (status_t)OK);
2830
2831    freeBuffersOnPort(portIndex, true);
2832}
2833
2834status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2835    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2836
2837    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2838    mPortStatus[portIndex] = ENABLING;
2839
2840    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2841    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2842}
2843
2844void OMXCodec::fillOutputBuffers() {
2845    CHECK_EQ((int)mState, (int)EXECUTING);
2846
2847    // This is a workaround for some decoders not properly reporting
2848    // end-of-output-stream. If we own all input buffers and also own
2849    // all output buffers and we already signalled end-of-input-stream,
2850    // the end-of-output-stream is implied.
2851    if (mSignalledEOS
2852            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2853                == mPortBuffers[kPortIndexInput].size()
2854            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2855                == mPortBuffers[kPortIndexOutput].size()) {
2856        mNoMoreOutputData = true;
2857        mBufferFilled.signal();
2858
2859        return;
2860    }
2861
2862    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2863    for (size_t i = 0; i < buffers->size(); ++i) {
2864        BufferInfo *info = &buffers->editItemAt(i);
2865        if (info->mStatus == OWNED_BY_US) {
2866            fillOutputBuffer(&buffers->editItemAt(i));
2867        }
2868    }
2869}
2870
2871void OMXCodec::drainInputBuffers() {
2872    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2873
2874    if (mFlags & kUseSecureInputBuffers) {
2875        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2876        for (size_t i = 0; i < buffers->size(); ++i) {
2877            if (!drainAnyInputBuffer()
2878                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2879                break;
2880            }
2881        }
2882    } else {
2883        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2884        for (size_t i = 0; i < buffers->size(); ++i) {
2885            BufferInfo *info = &buffers->editItemAt(i);
2886
2887            if (info->mStatus != OWNED_BY_US) {
2888                continue;
2889            }
2890
2891            if (!drainInputBuffer(info)) {
2892                break;
2893            }
2894
2895            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2896                break;
2897            }
2898        }
2899    }
2900}
2901
2902bool OMXCodec::drainAnyInputBuffer() {
2903    return drainInputBuffer((BufferInfo *)NULL);
2904}
2905
2906OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2907    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2908    for (size_t i = 0; i < infos->size(); ++i) {
2909        BufferInfo *info = &infos->editItemAt(i);
2910
2911        if (info->mData == ptr) {
2912            CODEC_LOGV(
2913                    "input buffer data ptr = %p, buffer_id = %p",
2914                    ptr,
2915                    info->mBuffer);
2916
2917            return info;
2918        }
2919    }
2920
2921    TRESPASS();
2922}
2923
2924OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2925    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2926    for (size_t i = 0; i < infos->size(); ++i) {
2927        BufferInfo *info = &infos->editItemAt(i);
2928
2929        if (info->mStatus == OWNED_BY_US) {
2930            return info;
2931        }
2932    }
2933
2934    TRESPASS();
2935}
2936
2937bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2938    if (info != NULL) {
2939        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2940    }
2941
2942    if (mSignalledEOS) {
2943        return false;
2944    }
2945
2946    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2947        CHECK(!(mFlags & kUseSecureInputBuffers));
2948
2949        const CodecSpecificData *specific =
2950            mCodecSpecificData[mCodecSpecificDataIndex];
2951
2952        size_t size = specific->mSize;
2953
2954        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2955                && !(mQuirks & kWantsNALFragments)) {
2956            static const uint8_t kNALStartCode[4] =
2957                    { 0x00, 0x00, 0x00, 0x01 };
2958
2959            CHECK(info->mSize >= specific->mSize + 4);
2960
2961            size += 4;
2962
2963            memcpy(info->mData, kNALStartCode, 4);
2964            memcpy((uint8_t *)info->mData + 4,
2965                   specific->mData, specific->mSize);
2966        } else {
2967            CHECK(info->mSize >= specific->mSize);
2968            memcpy(info->mData, specific->mData, specific->mSize);
2969        }
2970
2971        mNoMoreOutputData = false;
2972
2973        CODEC_LOGV("calling emptyBuffer with codec specific data");
2974
2975        status_t err = mOMX->emptyBuffer(
2976                mNode, info->mBuffer, 0, size,
2977                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2978                0);
2979        CHECK_EQ(err, (status_t)OK);
2980
2981        info->mStatus = OWNED_BY_COMPONENT;
2982
2983        ++mCodecSpecificDataIndex;
2984        return true;
2985    }
2986
2987    if (mPaused) {
2988        return false;
2989    }
2990
2991    status_t err;
2992
2993    bool signalEOS = false;
2994    int64_t timestampUs = 0;
2995
2996    size_t offset = 0;
2997    int32_t n = 0;
2998
2999
3000    for (;;) {
3001        MediaBuffer *srcBuffer;
3002        if (mSeekTimeUs >= 0) {
3003            if (mLeftOverBuffer) {
3004                mLeftOverBuffer->release();
3005                mLeftOverBuffer = NULL;
3006            }
3007
3008            MediaSource::ReadOptions options;
3009            options.setSeekTo(mSeekTimeUs, mSeekMode);
3010
3011            mSeekTimeUs = -1;
3012            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3013            mBufferFilled.signal();
3014
3015            err = mSource->read(&srcBuffer, &options);
3016
3017            if (err == OK) {
3018                int64_t targetTimeUs;
3019                if (srcBuffer->meta_data()->findInt64(
3020                            kKeyTargetTime, &targetTimeUs)
3021                        && targetTimeUs >= 0) {
3022                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3023                    mTargetTimeUs = targetTimeUs;
3024                } else {
3025                    mTargetTimeUs = -1;
3026                }
3027            }
3028        } else if (mLeftOverBuffer) {
3029            srcBuffer = mLeftOverBuffer;
3030            mLeftOverBuffer = NULL;
3031
3032            err = OK;
3033        } else {
3034            err = mSource->read(&srcBuffer);
3035        }
3036
3037        if (err != OK) {
3038            signalEOS = true;
3039            mFinalStatus = err;
3040            mSignalledEOS = true;
3041            mBufferFilled.signal();
3042            break;
3043        }
3044
3045        if (mFlags & kUseSecureInputBuffers) {
3046            info = findInputBufferByDataPointer(srcBuffer->data());
3047            CHECK(info != NULL);
3048        }
3049
3050        size_t remainingBytes = info->mSize - offset;
3051
3052        if (srcBuffer->range_length() > remainingBytes) {
3053            if (offset == 0) {
3054                CODEC_LOGE(
3055                     "Codec's input buffers are too small to accomodate "
3056                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3057                     info->mSize, srcBuffer->range_length());
3058
3059                srcBuffer->release();
3060                srcBuffer = NULL;
3061
3062                setState(ERROR);
3063                return false;
3064            }
3065
3066            mLeftOverBuffer = srcBuffer;
3067            break;
3068        }
3069
3070        bool releaseBuffer = true;
3071        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
3072            CHECK(mOMXLivesLocally && offset == 0);
3073
3074            OMX_BUFFERHEADERTYPE *header =
3075                (OMX_BUFFERHEADERTYPE *)info->mBuffer;
3076
3077            CHECK(header->pBuffer == info->mData);
3078
3079            header->pBuffer =
3080                (OMX_U8 *)srcBuffer->data() + srcBuffer->range_offset();
3081
3082            releaseBuffer = false;
3083            info->mMediaBuffer = srcBuffer;
3084        } else {
3085            if (mFlags & kStoreMetaDataInVideoBuffers) {
3086                releaseBuffer = false;
3087                info->mMediaBuffer = srcBuffer;
3088            }
3089
3090            if (mFlags & kUseSecureInputBuffers) {
3091                // Data in "info" is already provided at this time.
3092
3093                releaseBuffer = false;
3094
3095                CHECK(info->mMediaBuffer == NULL);
3096                info->mMediaBuffer = srcBuffer;
3097            } else {
3098                CHECK(srcBuffer->data() != NULL) ;
3099                memcpy((uint8_t *)info->mData + offset,
3100                        (const uint8_t *)srcBuffer->data()
3101                            + srcBuffer->range_offset(),
3102                        srcBuffer->range_length());
3103            }
3104        }
3105
3106        int64_t lastBufferTimeUs;
3107        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3108        CHECK(lastBufferTimeUs >= 0);
3109        if (mIsEncoder && mIsVideo) {
3110            mDecodingTimeList.push_back(lastBufferTimeUs);
3111        }
3112
3113        if (offset == 0) {
3114            timestampUs = lastBufferTimeUs;
3115        }
3116
3117        offset += srcBuffer->range_length();
3118
3119        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3120            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3121            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3122
3123            int32_t numPageSamples;
3124            if (!srcBuffer->meta_data()->findInt32(
3125                        kKeyValidSamples, &numPageSamples)) {
3126                numPageSamples = -1;
3127            }
3128
3129            memcpy((uint8_t *)info->mData + offset,
3130                   &numPageSamples,
3131                   sizeof(numPageSamples));
3132
3133            offset += sizeof(numPageSamples);
3134        }
3135
3136        if (releaseBuffer) {
3137            srcBuffer->release();
3138            srcBuffer = NULL;
3139        }
3140
3141        ++n;
3142
3143        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3144            break;
3145        }
3146
3147        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3148
3149        if (coalescedDurationUs > 250000ll) {
3150            // Don't coalesce more than 250ms worth of encoded data at once.
3151            break;
3152        }
3153    }
3154
3155    if (n > 1) {
3156        ALOGV("coalesced %d frames into one input buffer", n);
3157    }
3158
3159    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3160
3161    if (signalEOS) {
3162        flags |= OMX_BUFFERFLAG_EOS;
3163    } else {
3164        mNoMoreOutputData = false;
3165    }
3166
3167    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3168               "timestamp %lld us (%.2f secs)",
3169               info->mBuffer, offset,
3170               timestampUs, timestampUs / 1E6);
3171
3172    if (info == NULL) {
3173        CHECK(mFlags & kUseSecureInputBuffers);
3174        CHECK(signalEOS);
3175
3176        // This is fishy, there's still a MediaBuffer corresponding to this
3177        // info available to the source at this point even though we're going
3178        // to use it to signal EOS to the codec.
3179        info = findEmptyInputBuffer();
3180    }
3181
3182    err = mOMX->emptyBuffer(
3183            mNode, info->mBuffer, 0, offset,
3184            flags, timestampUs);
3185
3186    if (err != OK) {
3187        setState(ERROR);
3188        return false;
3189    }
3190
3191    info->mStatus = OWNED_BY_COMPONENT;
3192
3193    return true;
3194}
3195
3196void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3197    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3198
3199    if (mNoMoreOutputData) {
3200        CODEC_LOGV("There is no more output data available, not "
3201             "calling fillOutputBuffer");
3202        return;
3203    }
3204
3205    if (info->mMediaBuffer != NULL) {
3206        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
3207        if (graphicBuffer != 0) {
3208            // When using a native buffer we need to lock the buffer before
3209            // giving it to OMX.
3210            CODEC_LOGV("Calling lockBuffer on %p", info->mBuffer);
3211            int err = mNativeWindow->lockBuffer(mNativeWindow.get(),
3212                    graphicBuffer.get());
3213            if (err != 0) {
3214                CODEC_LOGE("lockBuffer failed w/ error 0x%08x", err);
3215
3216                setState(ERROR);
3217                return;
3218            }
3219        }
3220    }
3221
3222    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3223    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3224
3225    if (err != OK) {
3226        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3227
3228        setState(ERROR);
3229        return;
3230    }
3231
3232    info->mStatus = OWNED_BY_COMPONENT;
3233}
3234
3235bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3236    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3237    for (size_t i = 0; i < buffers->size(); ++i) {
3238        if ((*buffers)[i].mBuffer == buffer) {
3239            return drainInputBuffer(&buffers->editItemAt(i));
3240        }
3241    }
3242
3243    CHECK(!"should not be here.");
3244
3245    return false;
3246}
3247
3248void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3249    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3250    for (size_t i = 0; i < buffers->size(); ++i) {
3251        if ((*buffers)[i].mBuffer == buffer) {
3252            fillOutputBuffer(&buffers->editItemAt(i));
3253            return;
3254        }
3255    }
3256
3257    CHECK(!"should not be here.");
3258}
3259
3260void OMXCodec::setState(State newState) {
3261    mState = newState;
3262    mAsyncCompletion.signal();
3263
3264    // This may cause some spurious wakeups but is necessary to
3265    // unblock the reader if we enter ERROR state.
3266    mBufferFilled.signal();
3267}
3268
3269status_t OMXCodec::waitForBufferFilled_l() {
3270
3271    if (mIsEncoder) {
3272        // For timelapse video recording, the timelapse video recording may
3273        // not send an input frame for a _long_ time. Do not use timeout
3274        // for video encoding.
3275        return mBufferFilled.wait(mLock);
3276    }
3277    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3278    if (err != OK) {
3279        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3280            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3281            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3282    }
3283    return err;
3284}
3285
3286void OMXCodec::setRawAudioFormat(
3287        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3288
3289    // port definition
3290    OMX_PARAM_PORTDEFINITIONTYPE def;
3291    InitOMXParams(&def);
3292    def.nPortIndex = portIndex;
3293    status_t err = mOMX->getParameter(
3294            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3295    CHECK_EQ(err, (status_t)OK);
3296    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3297    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3298            &def, sizeof(def)), (status_t)OK);
3299
3300    // pcm param
3301    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3302    InitOMXParams(&pcmParams);
3303    pcmParams.nPortIndex = portIndex;
3304
3305    err = mOMX->getParameter(
3306            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3307
3308    CHECK_EQ(err, (status_t)OK);
3309
3310    pcmParams.nChannels = numChannels;
3311    pcmParams.eNumData = OMX_NumericalDataSigned;
3312    pcmParams.bInterleaved = OMX_TRUE;
3313    pcmParams.nBitPerSample = 16;
3314    pcmParams.nSamplingRate = sampleRate;
3315    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3316
3317    CHECK_EQ(getOMXChannelMapping(
3318                numChannels, pcmParams.eChannelMapping), (status_t)OK);
3319
3320    err = mOMX->setParameter(
3321            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3322
3323    CHECK_EQ(err, (status_t)OK);
3324}
3325
3326static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3327    if (isAMRWB) {
3328        if (bps <= 6600) {
3329            return OMX_AUDIO_AMRBandModeWB0;
3330        } else if (bps <= 8850) {
3331            return OMX_AUDIO_AMRBandModeWB1;
3332        } else if (bps <= 12650) {
3333            return OMX_AUDIO_AMRBandModeWB2;
3334        } else if (bps <= 14250) {
3335            return OMX_AUDIO_AMRBandModeWB3;
3336        } else if (bps <= 15850) {
3337            return OMX_AUDIO_AMRBandModeWB4;
3338        } else if (bps <= 18250) {
3339            return OMX_AUDIO_AMRBandModeWB5;
3340        } else if (bps <= 19850) {
3341            return OMX_AUDIO_AMRBandModeWB6;
3342        } else if (bps <= 23050) {
3343            return OMX_AUDIO_AMRBandModeWB7;
3344        }
3345
3346        // 23850 bps
3347        return OMX_AUDIO_AMRBandModeWB8;
3348    } else {  // AMRNB
3349        if (bps <= 4750) {
3350            return OMX_AUDIO_AMRBandModeNB0;
3351        } else if (bps <= 5150) {
3352            return OMX_AUDIO_AMRBandModeNB1;
3353        } else if (bps <= 5900) {
3354            return OMX_AUDIO_AMRBandModeNB2;
3355        } else if (bps <= 6700) {
3356            return OMX_AUDIO_AMRBandModeNB3;
3357        } else if (bps <= 7400) {
3358            return OMX_AUDIO_AMRBandModeNB4;
3359        } else if (bps <= 7950) {
3360            return OMX_AUDIO_AMRBandModeNB5;
3361        } else if (bps <= 10200) {
3362            return OMX_AUDIO_AMRBandModeNB6;
3363        }
3364
3365        // 12200 bps
3366        return OMX_AUDIO_AMRBandModeNB7;
3367    }
3368}
3369
3370void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3371    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3372
3373    OMX_AUDIO_PARAM_AMRTYPE def;
3374    InitOMXParams(&def);
3375    def.nPortIndex = portIndex;
3376
3377    status_t err =
3378        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3379
3380    CHECK_EQ(err, (status_t)OK);
3381
3382    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3383
3384    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3385    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3386    CHECK_EQ(err, (status_t)OK);
3387
3388    ////////////////////////
3389
3390    if (mIsEncoder) {
3391        sp<MetaData> format = mSource->getFormat();
3392        int32_t sampleRate;
3393        int32_t numChannels;
3394        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3395        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3396
3397        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3398    }
3399}
3400
3401status_t OMXCodec::setAACFormat(
3402        int32_t numChannels, int32_t sampleRate, int32_t bitRate, int32_t aacProfile, bool isADTS) {
3403    if (numChannels > 2) {
3404        ALOGW("Number of channels: (%d) \n", numChannels);
3405    }
3406
3407    if (mIsEncoder) {
3408        if (isADTS) {
3409            return -EINVAL;
3410        }
3411
3412        //////////////// input port ////////////////////
3413        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3414
3415        //////////////// output port ////////////////////
3416        // format
3417        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3418        InitOMXParams(&format);
3419        format.nPortIndex = kPortIndexOutput;
3420        format.nIndex = 0;
3421        status_t err = OMX_ErrorNone;
3422        while (OMX_ErrorNone == err) {
3423            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3424                    &format, sizeof(format)), (status_t)OK);
3425            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3426                break;
3427            }
3428            format.nIndex++;
3429        }
3430        CHECK_EQ((status_t)OK, err);
3431        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3432                &format, sizeof(format)), (status_t)OK);
3433
3434        // port definition
3435        OMX_PARAM_PORTDEFINITIONTYPE def;
3436        InitOMXParams(&def);
3437        def.nPortIndex = kPortIndexOutput;
3438        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3439                &def, sizeof(def)), (status_t)OK);
3440        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3441        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3442        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3443                &def, sizeof(def)), (status_t)OK);
3444
3445        // profile
3446        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3447        InitOMXParams(&profile);
3448        profile.nPortIndex = kPortIndexOutput;
3449        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3450                &profile, sizeof(profile)), (status_t)OK);
3451        profile.nChannels = numChannels;
3452        profile.eChannelMode = (numChannels == 1?
3453                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3454        profile.nSampleRate = sampleRate;
3455        profile.nBitRate = bitRate;
3456        profile.nAudioBandWidth = 0;
3457        profile.nFrameLength = 0;
3458        profile.nAACtools = OMX_AUDIO_AACToolAll;
3459        profile.nAACERtools = OMX_AUDIO_AACERNone;
3460        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
3461        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3462        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3463                &profile, sizeof(profile));
3464
3465        if (err != OK) {
3466            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3467                       "(err = %d)",
3468                       err);
3469            return err;
3470        }
3471    } else {
3472        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3473        InitOMXParams(&profile);
3474        profile.nPortIndex = kPortIndexInput;
3475
3476        status_t err = mOMX->getParameter(
3477                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3478        CHECK_EQ(err, (status_t)OK);
3479
3480        profile.nChannels = numChannels;
3481        profile.nSampleRate = sampleRate;
3482
3483        profile.eAACStreamFormat =
3484            isADTS
3485                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3486                : OMX_AUDIO_AACStreamFormatMP4FF;
3487
3488        err = mOMX->setParameter(
3489                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3490
3491        if (err != OK) {
3492            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3493                       "(err = %d)",
3494                       err);
3495            return err;
3496        }
3497    }
3498
3499    return OK;
3500}
3501
3502void OMXCodec::setG711Format(int32_t numChannels) {
3503    CHECK(!mIsEncoder);
3504    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3505}
3506
3507void OMXCodec::setImageOutputFormat(
3508        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3509    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3510
3511#if 0
3512    OMX_INDEXTYPE index;
3513    status_t err = mOMX->get_extension_index(
3514            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3515    CHECK_EQ(err, (status_t)OK);
3516
3517    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3518    CHECK_EQ(err, (status_t)OK);
3519#endif
3520
3521    OMX_PARAM_PORTDEFINITIONTYPE def;
3522    InitOMXParams(&def);
3523    def.nPortIndex = kPortIndexOutput;
3524
3525    status_t err = mOMX->getParameter(
3526            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3527    CHECK_EQ(err, (status_t)OK);
3528
3529    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3530
3531    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3532
3533    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3534    imageDef->eColorFormat = format;
3535    imageDef->nFrameWidth = width;
3536    imageDef->nFrameHeight = height;
3537
3538    switch (format) {
3539        case OMX_COLOR_FormatYUV420PackedPlanar:
3540        case OMX_COLOR_FormatYUV411Planar:
3541        {
3542            def.nBufferSize = (width * height * 3) / 2;
3543            break;
3544        }
3545
3546        case OMX_COLOR_FormatCbYCrY:
3547        {
3548            def.nBufferSize = width * height * 2;
3549            break;
3550        }
3551
3552        case OMX_COLOR_Format32bitARGB8888:
3553        {
3554            def.nBufferSize = width * height * 4;
3555            break;
3556        }
3557
3558        case OMX_COLOR_Format16bitARGB4444:
3559        case OMX_COLOR_Format16bitARGB1555:
3560        case OMX_COLOR_Format16bitRGB565:
3561        case OMX_COLOR_Format16bitBGR565:
3562        {
3563            def.nBufferSize = width * height * 2;
3564            break;
3565        }
3566
3567        default:
3568            CHECK(!"Should not be here. Unknown color format.");
3569            break;
3570    }
3571
3572    def.nBufferCountActual = def.nBufferCountMin;
3573
3574    err = mOMX->setParameter(
3575            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3576    CHECK_EQ(err, (status_t)OK);
3577}
3578
3579void OMXCodec::setJPEGInputFormat(
3580        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3581    OMX_PARAM_PORTDEFINITIONTYPE def;
3582    InitOMXParams(&def);
3583    def.nPortIndex = kPortIndexInput;
3584
3585    status_t err = mOMX->getParameter(
3586            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3587    CHECK_EQ(err, (status_t)OK);
3588
3589    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3590    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3591
3592    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3593    imageDef->nFrameWidth = width;
3594    imageDef->nFrameHeight = height;
3595
3596    def.nBufferSize = compressedSize;
3597    def.nBufferCountActual = def.nBufferCountMin;
3598
3599    err = mOMX->setParameter(
3600            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3601    CHECK_EQ(err, (status_t)OK);
3602}
3603
3604void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3605    CodecSpecificData *specific =
3606        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3607
3608    specific->mSize = size;
3609    memcpy(specific->mData, data, size);
3610
3611    mCodecSpecificData.push(specific);
3612}
3613
3614void OMXCodec::clearCodecSpecificData() {
3615    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3616        free(mCodecSpecificData.editItemAt(i));
3617    }
3618    mCodecSpecificData.clear();
3619    mCodecSpecificDataIndex = 0;
3620}
3621
3622status_t OMXCodec::start(MetaData *meta) {
3623    Mutex::Autolock autoLock(mLock);
3624
3625    if (mState != LOADED) {
3626        return UNKNOWN_ERROR;
3627    }
3628
3629    sp<MetaData> params = new MetaData;
3630    if (mQuirks & kWantsNALFragments) {
3631        params->setInt32(kKeyWantsNALFragments, true);
3632    }
3633    if (meta) {
3634        int64_t startTimeUs = 0;
3635        int64_t timeUs;
3636        if (meta->findInt64(kKeyTime, &timeUs)) {
3637            startTimeUs = timeUs;
3638        }
3639        params->setInt64(kKeyTime, startTimeUs);
3640    }
3641    status_t err = mSource->start(params.get());
3642
3643    if (err != OK) {
3644        return err;
3645    }
3646
3647    mCodecSpecificDataIndex = 0;
3648    mInitialBufferSubmit = true;
3649    mSignalledEOS = false;
3650    mNoMoreOutputData = false;
3651    mOutputPortSettingsHaveChanged = false;
3652    mSeekTimeUs = -1;
3653    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3654    mTargetTimeUs = -1;
3655    mFilledBuffers.clear();
3656    mPaused = false;
3657
3658    return init();
3659}
3660
3661status_t OMXCodec::stop() {
3662    CODEC_LOGV("stop mState=%d", mState);
3663
3664    Mutex::Autolock autoLock(mLock);
3665
3666    while (isIntermediateState(mState)) {
3667        mAsyncCompletion.wait(mLock);
3668    }
3669
3670    bool isError = false;
3671    switch (mState) {
3672        case LOADED:
3673            break;
3674
3675        case ERROR:
3676        {
3677            OMX_STATETYPE state = OMX_StateInvalid;
3678            status_t err = mOMX->getState(mNode, &state);
3679            CHECK_EQ(err, (status_t)OK);
3680
3681            if (state != OMX_StateExecuting) {
3682                break;
3683            }
3684            // else fall through to the idling code
3685            isError = true;
3686        }
3687
3688        case EXECUTING:
3689        {
3690            setState(EXECUTING_TO_IDLE);
3691
3692            if (mQuirks & kRequiresFlushBeforeShutdown) {
3693                CODEC_LOGV("This component requires a flush before transitioning "
3694                     "from EXECUTING to IDLE...");
3695
3696                bool emulateInputFlushCompletion =
3697                    !flushPortAsync(kPortIndexInput);
3698
3699                bool emulateOutputFlushCompletion =
3700                    !flushPortAsync(kPortIndexOutput);
3701
3702                if (emulateInputFlushCompletion) {
3703                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3704                }
3705
3706                if (emulateOutputFlushCompletion) {
3707                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3708                }
3709            } else {
3710                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3711                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3712
3713                status_t err =
3714                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3715                CHECK_EQ(err, (status_t)OK);
3716            }
3717
3718            while (mState != LOADED && mState != ERROR) {
3719                mAsyncCompletion.wait(mLock);
3720            }
3721
3722            if (isError) {
3723                // We were in the ERROR state coming in, so restore that now
3724                // that we've idled the OMX component.
3725                setState(ERROR);
3726            }
3727
3728            break;
3729        }
3730
3731        default:
3732        {
3733            CHECK(!"should not be here.");
3734            break;
3735        }
3736    }
3737
3738    if (mLeftOverBuffer) {
3739        mLeftOverBuffer->release();
3740        mLeftOverBuffer = NULL;
3741    }
3742
3743    mSource->stop();
3744
3745    CODEC_LOGV("stopped in state %d", mState);
3746
3747    return OK;
3748}
3749
3750sp<MetaData> OMXCodec::getFormat() {
3751    Mutex::Autolock autoLock(mLock);
3752
3753    return mOutputFormat;
3754}
3755
3756status_t OMXCodec::read(
3757        MediaBuffer **buffer, const ReadOptions *options) {
3758    status_t err = OK;
3759    *buffer = NULL;
3760
3761    Mutex::Autolock autoLock(mLock);
3762
3763    if (mState != EXECUTING && mState != RECONFIGURING) {
3764        return UNKNOWN_ERROR;
3765    }
3766
3767    bool seeking = false;
3768    int64_t seekTimeUs;
3769    ReadOptions::SeekMode seekMode;
3770    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3771        seeking = true;
3772    }
3773
3774    if (mInitialBufferSubmit) {
3775        mInitialBufferSubmit = false;
3776
3777        if (seeking) {
3778            CHECK(seekTimeUs >= 0);
3779            mSeekTimeUs = seekTimeUs;
3780            mSeekMode = seekMode;
3781
3782            // There's no reason to trigger the code below, there's
3783            // nothing to flush yet.
3784            seeking = false;
3785            mPaused = false;
3786        }
3787
3788        drainInputBuffers();
3789
3790        if (mState == EXECUTING) {
3791            // Otherwise mState == RECONFIGURING and this code will trigger
3792            // after the output port is reenabled.
3793            fillOutputBuffers();
3794        }
3795    }
3796
3797    if (seeking) {
3798        while (mState == RECONFIGURING) {
3799            if ((err = waitForBufferFilled_l()) != OK) {
3800                return err;
3801            }
3802        }
3803
3804        if (mState != EXECUTING) {
3805            return UNKNOWN_ERROR;
3806        }
3807
3808        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3809
3810        mSignalledEOS = false;
3811
3812        CHECK(seekTimeUs >= 0);
3813        mSeekTimeUs = seekTimeUs;
3814        mSeekMode = seekMode;
3815
3816        mFilledBuffers.clear();
3817
3818        CHECK_EQ((int)mState, (int)EXECUTING);
3819
3820        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3821        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3822
3823        if (emulateInputFlushCompletion) {
3824            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3825        }
3826
3827        if (emulateOutputFlushCompletion) {
3828            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3829        }
3830
3831        while (mSeekTimeUs >= 0) {
3832            if ((err = waitForBufferFilled_l()) != OK) {
3833                return err;
3834            }
3835        }
3836    }
3837
3838    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3839        if ((err = waitForBufferFilled_l()) != OK) {
3840            return err;
3841        }
3842    }
3843
3844    if (mState == ERROR) {
3845        return UNKNOWN_ERROR;
3846    }
3847
3848    if (mFilledBuffers.empty()) {
3849        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3850    }
3851
3852    if (mOutputPortSettingsHaveChanged) {
3853        mOutputPortSettingsHaveChanged = false;
3854
3855        return INFO_FORMAT_CHANGED;
3856    }
3857
3858    size_t index = *mFilledBuffers.begin();
3859    mFilledBuffers.erase(mFilledBuffers.begin());
3860
3861    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3862    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3863    info->mStatus = OWNED_BY_CLIENT;
3864
3865    info->mMediaBuffer->add_ref();
3866    if (mSkipCutBuffer) {
3867        mSkipCutBuffer->submit(info->mMediaBuffer);
3868    }
3869    *buffer = info->mMediaBuffer;
3870
3871    return OK;
3872}
3873
3874void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3875    Mutex::Autolock autoLock(mLock);
3876
3877    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3878    for (size_t i = 0; i < buffers->size(); ++i) {
3879        BufferInfo *info = &buffers->editItemAt(i);
3880
3881        if (info->mMediaBuffer == buffer) {
3882            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3883            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3884
3885            info->mStatus = OWNED_BY_US;
3886
3887            if (buffer->graphicBuffer() == 0) {
3888                fillOutputBuffer(info);
3889            } else {
3890                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3891                int32_t rendered = 0;
3892                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3893                    rendered = 0;
3894                }
3895                if (!rendered) {
3896                    status_t err = cancelBufferToNativeWindow(info);
3897                    if (err < 0) {
3898                        return;
3899                    }
3900                }
3901
3902                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3903
3904                // Dequeue the next buffer from the native window.
3905                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3906                if (nextBufInfo == 0) {
3907                    return;
3908                }
3909
3910                // Give the buffer to the OMX node to fill.
3911                fillOutputBuffer(nextBufInfo);
3912            }
3913            return;
3914        }
3915    }
3916
3917    CHECK(!"should not be here.");
3918}
3919
3920static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3921    static const char *kNames[] = {
3922        "OMX_IMAGE_CodingUnused",
3923        "OMX_IMAGE_CodingAutoDetect",
3924        "OMX_IMAGE_CodingJPEG",
3925        "OMX_IMAGE_CodingJPEG2K",
3926        "OMX_IMAGE_CodingEXIF",
3927        "OMX_IMAGE_CodingTIFF",
3928        "OMX_IMAGE_CodingGIF",
3929        "OMX_IMAGE_CodingPNG",
3930        "OMX_IMAGE_CodingLZW",
3931        "OMX_IMAGE_CodingBMP",
3932    };
3933
3934    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3935
3936    if (type < 0 || (size_t)type >= numNames) {
3937        return "UNKNOWN";
3938    } else {
3939        return kNames[type];
3940    }
3941}
3942
3943static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3944    static const char *kNames[] = {
3945        "OMX_COLOR_FormatUnused",
3946        "OMX_COLOR_FormatMonochrome",
3947        "OMX_COLOR_Format8bitRGB332",
3948        "OMX_COLOR_Format12bitRGB444",
3949        "OMX_COLOR_Format16bitARGB4444",
3950        "OMX_COLOR_Format16bitARGB1555",
3951        "OMX_COLOR_Format16bitRGB565",
3952        "OMX_COLOR_Format16bitBGR565",
3953        "OMX_COLOR_Format18bitRGB666",
3954        "OMX_COLOR_Format18bitARGB1665",
3955        "OMX_COLOR_Format19bitARGB1666",
3956        "OMX_COLOR_Format24bitRGB888",
3957        "OMX_COLOR_Format24bitBGR888",
3958        "OMX_COLOR_Format24bitARGB1887",
3959        "OMX_COLOR_Format25bitARGB1888",
3960        "OMX_COLOR_Format32bitBGRA8888",
3961        "OMX_COLOR_Format32bitARGB8888",
3962        "OMX_COLOR_FormatYUV411Planar",
3963        "OMX_COLOR_FormatYUV411PackedPlanar",
3964        "OMX_COLOR_FormatYUV420Planar",
3965        "OMX_COLOR_FormatYUV420PackedPlanar",
3966        "OMX_COLOR_FormatYUV420SemiPlanar",
3967        "OMX_COLOR_FormatYUV422Planar",
3968        "OMX_COLOR_FormatYUV422PackedPlanar",
3969        "OMX_COLOR_FormatYUV422SemiPlanar",
3970        "OMX_COLOR_FormatYCbYCr",
3971        "OMX_COLOR_FormatYCrYCb",
3972        "OMX_COLOR_FormatCbYCrY",
3973        "OMX_COLOR_FormatCrYCbY",
3974        "OMX_COLOR_FormatYUV444Interleaved",
3975        "OMX_COLOR_FormatRawBayer8bit",
3976        "OMX_COLOR_FormatRawBayer10bit",
3977        "OMX_COLOR_FormatRawBayer8bitcompressed",
3978        "OMX_COLOR_FormatL2",
3979        "OMX_COLOR_FormatL4",
3980        "OMX_COLOR_FormatL8",
3981        "OMX_COLOR_FormatL16",
3982        "OMX_COLOR_FormatL24",
3983        "OMX_COLOR_FormatL32",
3984        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
3985        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
3986        "OMX_COLOR_Format18BitBGR666",
3987        "OMX_COLOR_Format24BitARGB6666",
3988        "OMX_COLOR_Format24BitABGR6666",
3989    };
3990
3991    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3992
3993    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
3994        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
3995    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
3996        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
3997    } else if (type < 0 || (size_t)type >= numNames) {
3998        return "UNKNOWN";
3999    } else {
4000        return kNames[type];
4001    }
4002}
4003
4004static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
4005    static const char *kNames[] = {
4006        "OMX_VIDEO_CodingUnused",
4007        "OMX_VIDEO_CodingAutoDetect",
4008        "OMX_VIDEO_CodingMPEG2",
4009        "OMX_VIDEO_CodingH263",
4010        "OMX_VIDEO_CodingMPEG4",
4011        "OMX_VIDEO_CodingWMV",
4012        "OMX_VIDEO_CodingRV",
4013        "OMX_VIDEO_CodingAVC",
4014        "OMX_VIDEO_CodingMJPEG",
4015    };
4016
4017    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4018
4019    if (type < 0 || (size_t)type >= numNames) {
4020        return "UNKNOWN";
4021    } else {
4022        return kNames[type];
4023    }
4024}
4025
4026static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4027    static const char *kNames[] = {
4028        "OMX_AUDIO_CodingUnused",
4029        "OMX_AUDIO_CodingAutoDetect",
4030        "OMX_AUDIO_CodingPCM",
4031        "OMX_AUDIO_CodingADPCM",
4032        "OMX_AUDIO_CodingAMR",
4033        "OMX_AUDIO_CodingGSMFR",
4034        "OMX_AUDIO_CodingGSMEFR",
4035        "OMX_AUDIO_CodingGSMHR",
4036        "OMX_AUDIO_CodingPDCFR",
4037        "OMX_AUDIO_CodingPDCEFR",
4038        "OMX_AUDIO_CodingPDCHR",
4039        "OMX_AUDIO_CodingTDMAFR",
4040        "OMX_AUDIO_CodingTDMAEFR",
4041        "OMX_AUDIO_CodingQCELP8",
4042        "OMX_AUDIO_CodingQCELP13",
4043        "OMX_AUDIO_CodingEVRC",
4044        "OMX_AUDIO_CodingSMV",
4045        "OMX_AUDIO_CodingG711",
4046        "OMX_AUDIO_CodingG723",
4047        "OMX_AUDIO_CodingG726",
4048        "OMX_AUDIO_CodingG729",
4049        "OMX_AUDIO_CodingAAC",
4050        "OMX_AUDIO_CodingMP3",
4051        "OMX_AUDIO_CodingSBC",
4052        "OMX_AUDIO_CodingVORBIS",
4053        "OMX_AUDIO_CodingWMA",
4054        "OMX_AUDIO_CodingRA",
4055        "OMX_AUDIO_CodingMIDI",
4056    };
4057
4058    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4059
4060    if (type < 0 || (size_t)type >= numNames) {
4061        return "UNKNOWN";
4062    } else {
4063        return kNames[type];
4064    }
4065}
4066
4067static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4068    static const char *kNames[] = {
4069        "OMX_AUDIO_PCMModeLinear",
4070        "OMX_AUDIO_PCMModeALaw",
4071        "OMX_AUDIO_PCMModeMULaw",
4072    };
4073
4074    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4075
4076    if (type < 0 || (size_t)type >= numNames) {
4077        return "UNKNOWN";
4078    } else {
4079        return kNames[type];
4080    }
4081}
4082
4083static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4084    static const char *kNames[] = {
4085        "OMX_AUDIO_AMRBandModeUnused",
4086        "OMX_AUDIO_AMRBandModeNB0",
4087        "OMX_AUDIO_AMRBandModeNB1",
4088        "OMX_AUDIO_AMRBandModeNB2",
4089        "OMX_AUDIO_AMRBandModeNB3",
4090        "OMX_AUDIO_AMRBandModeNB4",
4091        "OMX_AUDIO_AMRBandModeNB5",
4092        "OMX_AUDIO_AMRBandModeNB6",
4093        "OMX_AUDIO_AMRBandModeNB7",
4094        "OMX_AUDIO_AMRBandModeWB0",
4095        "OMX_AUDIO_AMRBandModeWB1",
4096        "OMX_AUDIO_AMRBandModeWB2",
4097        "OMX_AUDIO_AMRBandModeWB3",
4098        "OMX_AUDIO_AMRBandModeWB4",
4099        "OMX_AUDIO_AMRBandModeWB5",
4100        "OMX_AUDIO_AMRBandModeWB6",
4101        "OMX_AUDIO_AMRBandModeWB7",
4102        "OMX_AUDIO_AMRBandModeWB8",
4103    };
4104
4105    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4106
4107    if (type < 0 || (size_t)type >= numNames) {
4108        return "UNKNOWN";
4109    } else {
4110        return kNames[type];
4111    }
4112}
4113
4114static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4115    static const char *kNames[] = {
4116        "OMX_AUDIO_AMRFrameFormatConformance",
4117        "OMX_AUDIO_AMRFrameFormatIF1",
4118        "OMX_AUDIO_AMRFrameFormatIF2",
4119        "OMX_AUDIO_AMRFrameFormatFSF",
4120        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4121        "OMX_AUDIO_AMRFrameFormatITU",
4122    };
4123
4124    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4125
4126    if (type < 0 || (size_t)type >= numNames) {
4127        return "UNKNOWN";
4128    } else {
4129        return kNames[type];
4130    }
4131}
4132
4133void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4134    OMX_PARAM_PORTDEFINITIONTYPE def;
4135    InitOMXParams(&def);
4136    def.nPortIndex = portIndex;
4137
4138    status_t err = mOMX->getParameter(
4139            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4140    CHECK_EQ(err, (status_t)OK);
4141
4142    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4143
4144    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4145          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4146
4147    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4148    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4149    printf("  nBufferSize = %ld\n", def.nBufferSize);
4150
4151    switch (def.eDomain) {
4152        case OMX_PortDomainImage:
4153        {
4154            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4155
4156            printf("\n");
4157            printf("  // Image\n");
4158            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4159            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4160            printf("  nStride = %ld\n", imageDef->nStride);
4161
4162            printf("  eCompressionFormat = %s\n",
4163                   imageCompressionFormatString(imageDef->eCompressionFormat));
4164
4165            printf("  eColorFormat = %s\n",
4166                   colorFormatString(imageDef->eColorFormat));
4167
4168            break;
4169        }
4170
4171        case OMX_PortDomainVideo:
4172        {
4173            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4174
4175            printf("\n");
4176            printf("  // Video\n");
4177            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4178            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4179            printf("  nStride = %ld\n", videoDef->nStride);
4180
4181            printf("  eCompressionFormat = %s\n",
4182                   videoCompressionFormatString(videoDef->eCompressionFormat));
4183
4184            printf("  eColorFormat = %s\n",
4185                   colorFormatString(videoDef->eColorFormat));
4186
4187            break;
4188        }
4189
4190        case OMX_PortDomainAudio:
4191        {
4192            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4193
4194            printf("\n");
4195            printf("  // Audio\n");
4196            printf("  eEncoding = %s\n",
4197                   audioCodingTypeString(audioDef->eEncoding));
4198
4199            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4200                OMX_AUDIO_PARAM_PCMMODETYPE params;
4201                InitOMXParams(&params);
4202                params.nPortIndex = portIndex;
4203
4204                err = mOMX->getParameter(
4205                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4206                CHECK_EQ(err, (status_t)OK);
4207
4208                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4209                printf("  nChannels = %ld\n", params.nChannels);
4210                printf("  bInterleaved = %d\n", params.bInterleaved);
4211                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4212
4213                printf("  eNumData = %s\n",
4214                       params.eNumData == OMX_NumericalDataSigned
4215                        ? "signed" : "unsigned");
4216
4217                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4218            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4219                OMX_AUDIO_PARAM_AMRTYPE amr;
4220                InitOMXParams(&amr);
4221                amr.nPortIndex = portIndex;
4222
4223                err = mOMX->getParameter(
4224                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4225                CHECK_EQ(err, (status_t)OK);
4226
4227                printf("  nChannels = %ld\n", amr.nChannels);
4228                printf("  eAMRBandMode = %s\n",
4229                        amrBandModeString(amr.eAMRBandMode));
4230                printf("  eAMRFrameFormat = %s\n",
4231                        amrFrameFormatString(amr.eAMRFrameFormat));
4232            }
4233
4234            break;
4235        }
4236
4237        default:
4238        {
4239            printf("  // Unknown\n");
4240            break;
4241        }
4242    }
4243
4244    printf("}\n");
4245}
4246
4247status_t OMXCodec::initNativeWindow() {
4248    // Enable use of a GraphicBuffer as the output for this node.  This must
4249    // happen before getting the IndexParamPortDefinition parameter because it
4250    // will affect the pixel format that the node reports.
4251    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4252    if (err != 0) {
4253        return err;
4254    }
4255
4256    return OK;
4257}
4258
4259void OMXCodec::initNativeWindowCrop() {
4260    int32_t left, top, right, bottom;
4261
4262    CHECK(mOutputFormat->findRect(
4263                        kKeyCropRect,
4264                        &left, &top, &right, &bottom));
4265
4266    android_native_rect_t crop;
4267    crop.left = left;
4268    crop.top = top;
4269    crop.right = right + 1;
4270    crop.bottom = bottom + 1;
4271
4272    // We'll ignore any errors here, if the surface is
4273    // already invalid, we'll know soon enough.
4274    native_window_set_crop(mNativeWindow.get(), &crop);
4275}
4276
4277void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4278    mOutputFormat = new MetaData;
4279    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4280    if (mIsEncoder) {
4281        int32_t timeScale;
4282        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4283            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4284        }
4285    }
4286
4287    OMX_PARAM_PORTDEFINITIONTYPE def;
4288    InitOMXParams(&def);
4289    def.nPortIndex = kPortIndexOutput;
4290
4291    status_t err = mOMX->getParameter(
4292            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4293    CHECK_EQ(err, (status_t)OK);
4294
4295    switch (def.eDomain) {
4296        case OMX_PortDomainImage:
4297        {
4298            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4299            CHECK_EQ((int)imageDef->eCompressionFormat,
4300                     (int)OMX_IMAGE_CodingUnused);
4301
4302            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4303            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4304            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4305            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4306            break;
4307        }
4308
4309        case OMX_PortDomainAudio:
4310        {
4311            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4312
4313            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4314                OMX_AUDIO_PARAM_PCMMODETYPE params;
4315                InitOMXParams(&params);
4316                params.nPortIndex = kPortIndexOutput;
4317
4318                err = mOMX->getParameter(
4319                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4320                CHECK_EQ(err, (status_t)OK);
4321
4322                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4323                CHECK_EQ(params.nBitPerSample, 16u);
4324                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4325
4326                int32_t numChannels, sampleRate;
4327                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4328                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4329
4330                if ((OMX_U32)numChannels != params.nChannels) {
4331                    ALOGV("Codec outputs a different number of channels than "
4332                         "the input stream contains (contains %d channels, "
4333                         "codec outputs %ld channels).",
4334                         numChannels, params.nChannels);
4335                }
4336
4337                if (sampleRate != (int32_t)params.nSamplingRate) {
4338                    ALOGV("Codec outputs at different sampling rate than "
4339                         "what the input stream contains (contains data at "
4340                         "%d Hz, codec outputs %lu Hz)",
4341                         sampleRate, params.nSamplingRate);
4342                }
4343
4344                mOutputFormat->setCString(
4345                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4346
4347                // Use the codec-advertised number of channels, as some
4348                // codecs appear to output stereo even if the input data is
4349                // mono. If we know the codec lies about this information,
4350                // use the actual number of channels instead.
4351                mOutputFormat->setInt32(
4352                        kKeyChannelCount,
4353                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4354                            ? numChannels : params.nChannels);
4355
4356                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4357            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4358                OMX_AUDIO_PARAM_AMRTYPE amr;
4359                InitOMXParams(&amr);
4360                amr.nPortIndex = kPortIndexOutput;
4361
4362                err = mOMX->getParameter(
4363                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4364                CHECK_EQ(err, (status_t)OK);
4365
4366                CHECK_EQ(amr.nChannels, 1u);
4367                mOutputFormat->setInt32(kKeyChannelCount, 1);
4368
4369                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4370                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4371                    mOutputFormat->setCString(
4372                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4373                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4374                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4375                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4376                    mOutputFormat->setCString(
4377                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4378                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4379                } else {
4380                    CHECK(!"Unknown AMR band mode.");
4381                }
4382            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4383                mOutputFormat->setCString(
4384                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4385                int32_t numChannels, sampleRate, bitRate;
4386                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4387                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4388                inputFormat->findInt32(kKeyBitRate, &bitRate);
4389                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4390                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4391                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4392            } else {
4393                CHECK(!"Should not be here. Unknown audio encoding.");
4394            }
4395            break;
4396        }
4397
4398        case OMX_PortDomainVideo:
4399        {
4400            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4401
4402            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4403                mOutputFormat->setCString(
4404                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4405            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4406                mOutputFormat->setCString(
4407                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4408            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4409                mOutputFormat->setCString(
4410                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4411            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4412                mOutputFormat->setCString(
4413                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4414            } else {
4415                CHECK(!"Unknown compression format.");
4416            }
4417
4418            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4419            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4420            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4421
4422            if (!mIsEncoder) {
4423                OMX_CONFIG_RECTTYPE rect;
4424                InitOMXParams(&rect);
4425                rect.nPortIndex = kPortIndexOutput;
4426                status_t err =
4427                        mOMX->getConfig(
4428                            mNode, OMX_IndexConfigCommonOutputCrop,
4429                            &rect, sizeof(rect));
4430
4431                CODEC_LOGI(
4432                        "video dimensions are %ld x %ld",
4433                        video_def->nFrameWidth, video_def->nFrameHeight);
4434
4435                if (err == OK) {
4436                    CHECK_GE(rect.nLeft, 0);
4437                    CHECK_GE(rect.nTop, 0);
4438                    CHECK_GE(rect.nWidth, 0u);
4439                    CHECK_GE(rect.nHeight, 0u);
4440                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4441                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4442
4443                    mOutputFormat->setRect(
4444                            kKeyCropRect,
4445                            rect.nLeft,
4446                            rect.nTop,
4447                            rect.nLeft + rect.nWidth - 1,
4448                            rect.nTop + rect.nHeight - 1);
4449
4450                    CODEC_LOGI(
4451                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4452                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4453                } else {
4454                    mOutputFormat->setRect(
4455                            kKeyCropRect,
4456                            0, 0,
4457                            video_def->nFrameWidth - 1,
4458                            video_def->nFrameHeight - 1);
4459                }
4460
4461                if (mNativeWindow != NULL) {
4462                     initNativeWindowCrop();
4463                }
4464            }
4465            break;
4466        }
4467
4468        default:
4469        {
4470            CHECK(!"should not be here, neither audio nor video.");
4471            break;
4472        }
4473    }
4474
4475    // If the input format contains rotation information, flag the output
4476    // format accordingly.
4477
4478    int32_t rotationDegrees;
4479    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4480        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4481    }
4482}
4483
4484status_t OMXCodec::pause() {
4485    Mutex::Autolock autoLock(mLock);
4486
4487    mPaused = true;
4488
4489    return OK;
4490}
4491
4492////////////////////////////////////////////////////////////////////////////////
4493
4494status_t QueryCodecs(
4495        const sp<IOMX> &omx,
4496        const char *mime, bool queryDecoders, bool hwCodecOnly,
4497        Vector<CodecCapabilities> *results) {
4498    Vector<String8> matchingCodecs;
4499    results->clear();
4500
4501    OMXCodec::findMatchingCodecs(mime,
4502            !queryDecoders /*createEncoder*/,
4503            NULL /*matchComponentName*/,
4504            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4505            &matchingCodecs);
4506
4507    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4508        const char *componentName = matchingCodecs.itemAt(c).string();
4509
4510        results->push();
4511        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4512
4513        status_t err =
4514            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4515
4516        if (err != OK) {
4517            results->removeAt(results->size() - 1);
4518        }
4519    }
4520
4521    return OK;
4522}
4523
4524status_t QueryCodec(
4525        const sp<IOMX> &omx,
4526        const char *componentName, const char *mime,
4527        bool isEncoder,
4528        CodecCapabilities *caps) {
4529    if (strncmp(componentName, "OMX.", 4)) {
4530        // Not an OpenMax component but a software codec.
4531
4532        caps->mComponentName = componentName;
4533        return OK;
4534    }
4535
4536    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4537    IOMX::node_id node;
4538    status_t err = omx->allocateNode(componentName, observer, &node);
4539
4540    if (err != OK) {
4541        return err;
4542    }
4543
4544    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4545
4546    caps->mComponentName = componentName;
4547
4548    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4549    InitOMXParams(&param);
4550
4551    param.nPortIndex = !isEncoder ? 0 : 1;
4552
4553    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4554        err = omx->getParameter(
4555                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4556                &param, sizeof(param));
4557
4558        if (err != OK) {
4559            break;
4560        }
4561
4562        CodecProfileLevel profileLevel;
4563        profileLevel.mProfile = param.eProfile;
4564        profileLevel.mLevel = param.eLevel;
4565
4566        caps->mProfileLevels.push(profileLevel);
4567    }
4568
4569    // Color format query
4570    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4571    InitOMXParams(&portFormat);
4572    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4573    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4574        err = omx->getParameter(
4575                node, OMX_IndexParamVideoPortFormat,
4576                &portFormat, sizeof(portFormat));
4577        if (err != OK) {
4578            break;
4579        }
4580        caps->mColorFormats.push(portFormat.eColorFormat);
4581    }
4582
4583    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4584
4585    return OK;
4586}
4587
4588status_t QueryCodecs(
4589        const sp<IOMX> &omx,
4590        const char *mimeType, bool queryDecoders,
4591        Vector<CodecCapabilities> *results) {
4592    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4593}
4594
4595void OMXCodec::restorePatchedDataPointer(BufferInfo *info) {
4596    CHECK(mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames));
4597    CHECK(mOMXLivesLocally);
4598
4599    OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *)info->mBuffer;
4600    header->pBuffer = (OMX_U8 *)info->mData;
4601}
4602
4603// These are supposed be equivalent to the logic in
4604// "audio_channel_out_mask_from_count".
4605status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4606    switch (numChannels) {
4607        case 1:
4608            map[0] = OMX_AUDIO_ChannelCF;
4609            break;
4610        case 2:
4611            map[0] = OMX_AUDIO_ChannelLF;
4612            map[1] = OMX_AUDIO_ChannelRF;
4613            break;
4614        case 3:
4615            map[0] = OMX_AUDIO_ChannelLF;
4616            map[1] = OMX_AUDIO_ChannelRF;
4617            map[2] = OMX_AUDIO_ChannelCF;
4618            break;
4619        case 4:
4620            map[0] = OMX_AUDIO_ChannelLF;
4621            map[1] = OMX_AUDIO_ChannelRF;
4622            map[2] = OMX_AUDIO_ChannelLR;
4623            map[3] = OMX_AUDIO_ChannelRR;
4624            break;
4625        case 5:
4626            map[0] = OMX_AUDIO_ChannelLF;
4627            map[1] = OMX_AUDIO_ChannelRF;
4628            map[2] = OMX_AUDIO_ChannelCF;
4629            map[3] = OMX_AUDIO_ChannelLR;
4630            map[4] = OMX_AUDIO_ChannelRR;
4631            break;
4632        case 6:
4633            map[0] = OMX_AUDIO_ChannelLF;
4634            map[1] = OMX_AUDIO_ChannelRF;
4635            map[2] = OMX_AUDIO_ChannelCF;
4636            map[3] = OMX_AUDIO_ChannelLFE;
4637            map[4] = OMX_AUDIO_ChannelLR;
4638            map[5] = OMX_AUDIO_ChannelRR;
4639            break;
4640        case 7:
4641            map[0] = OMX_AUDIO_ChannelLF;
4642            map[1] = OMX_AUDIO_ChannelRF;
4643            map[2] = OMX_AUDIO_ChannelCF;
4644            map[3] = OMX_AUDIO_ChannelLFE;
4645            map[4] = OMX_AUDIO_ChannelLR;
4646            map[5] = OMX_AUDIO_ChannelRR;
4647            map[6] = OMX_AUDIO_ChannelCS;
4648            break;
4649        case 8:
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            map[6] = OMX_AUDIO_ChannelLS;
4657            map[7] = OMX_AUDIO_ChannelRS;
4658            break;
4659        default:
4660            return -EINVAL;
4661    }
4662
4663    return OK;
4664}
4665
4666}  // namespace android
4667