OMXCodec.cpp revision ccd08439c7914d86264c7ad81bfd03cf39aaa9f7 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17//#define LOG_NDEBUG 0
18#define LOG_TAG "OMXCodec"
19#include <utils/Log.h>
20
21#include "include/AACEncoder.h"
22
23#include "include/ESDS.h"
24
25#include <binder/IServiceManager.h>
26#include <binder/MemoryDealer.h>
27#include <binder/ProcessState.h>
28#include <HardwareAPI.h>
29#include <media/stagefright/foundation/ADebug.h>
30#include <media/IMediaPlayerService.h>
31#include <media/stagefright/MediaBuffer.h>
32#include <media/stagefright/MediaBufferGroup.h>
33#include <media/stagefright/MediaDefs.h>
34#include <media/stagefright/MediaCodecList.h>
35#include <media/stagefright/MediaExtractor.h>
36#include <media/stagefright/MetaData.h>
37#include <media/stagefright/OMXCodec.h>
38#include <media/stagefright/Utils.h>
39#include <media/stagefright/SkipCutBuffer.h>
40#include <utils/Vector.h>
41
42#include <OMX_Audio.h>
43#include <OMX_Component.h>
44
45#include "include/avc_utils.h"
46
47namespace android {
48
49// Treat time out as an error if we have not received any output
50// buffers after 3 seconds.
51const static int64_t kBufferFilledEventTimeOutNs = 3000000000LL;
52
53// OMX Spec defines less than 50 color formats. If the query for
54// color format is executed for more than kMaxColorFormatSupported,
55// the query will fail to avoid looping forever.
56// 1000 is more than enough for us to tell whether the omx
57// component in question is buggy or not.
58const static uint32_t kMaxColorFormatSupported = 1000;
59
60#define FACTORY_CREATE_ENCODER(name) \
61static sp<MediaSource> Make##name(const sp<MediaSource> &source, const sp<MetaData> &meta) { \
62    return new name(source, meta); \
63}
64
65#define FACTORY_REF(name) { #name, Make##name },
66
67FACTORY_CREATE_ENCODER(AACEncoder)
68
69static sp<MediaSource> InstantiateSoftwareEncoder(
70        const char *name, const sp<MediaSource> &source,
71        const sp<MetaData> &meta) {
72    struct FactoryInfo {
73        const char *name;
74        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &, const sp<MetaData> &);
75    };
76
77    static const FactoryInfo kFactoryInfo[] = {
78        FACTORY_REF(AACEncoder)
79    };
80    for (size_t i = 0;
81         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
82        if (!strcmp(name, kFactoryInfo[i].name)) {
83            return (*kFactoryInfo[i].CreateFunc)(source, meta);
84        }
85    }
86
87    return NULL;
88}
89
90#undef FACTORY_CREATE_ENCODER
91#undef FACTORY_REF
92
93#define CODEC_LOGI(x, ...) ALOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
94#define CODEC_LOGV(x, ...) ALOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
95#define CODEC_LOGE(x, ...) ALOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
96
97struct OMXCodecObserver : public BnOMXObserver {
98    OMXCodecObserver() {
99    }
100
101    void setCodec(const sp<OMXCodec> &target) {
102        mTarget = target;
103    }
104
105    // from IOMXObserver
106    virtual void onMessage(const omx_message &msg) {
107        sp<OMXCodec> codec = mTarget.promote();
108
109        if (codec.get() != NULL) {
110            Mutex::Autolock autoLock(codec->mLock);
111            codec->on_message(msg);
112            codec.clear();
113        }
114    }
115
116protected:
117    virtual ~OMXCodecObserver() {}
118
119private:
120    wp<OMXCodec> mTarget;
121
122    OMXCodecObserver(const OMXCodecObserver &);
123    OMXCodecObserver &operator=(const OMXCodecObserver &);
124};
125
126template<class T>
127static void InitOMXParams(T *params) {
128    params->nSize = sizeof(T);
129    params->nVersion.s.nVersionMajor = 1;
130    params->nVersion.s.nVersionMinor = 0;
131    params->nVersion.s.nRevision = 0;
132    params->nVersion.s.nStep = 0;
133}
134
135static bool IsSoftwareCodec(const char *componentName) {
136    if (!strncmp("OMX.google.", componentName, 11)) {
137        return true;
138    }
139
140    if (!strncmp("OMX.", componentName, 4)) {
141        return false;
142    }
143
144    return true;
145}
146
147// A sort order in which OMX software codecs are first, followed
148// by other (non-OMX) software codecs, followed by everything else.
149static int CompareSoftwareCodecsFirst(
150        const OMXCodec::CodecNameAndQuirks *elem1,
151        const OMXCodec::CodecNameAndQuirks *elem2) {
152    bool isOMX1 = !strncmp(elem1->mName.string(), "OMX.", 4);
153    bool isOMX2 = !strncmp(elem2->mName.string(), "OMX.", 4);
154
155    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->mName.string());
156    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->mName.string());
157
158    if (isSoftwareCodec1) {
159        if (!isSoftwareCodec2) { return -1; }
160
161        if (isOMX1) {
162            if (isOMX2) { return 0; }
163
164            return -1;
165        } else {
166            if (isOMX2) { return 0; }
167
168            return 1;
169        }
170
171        return -1;
172    }
173
174    if (isSoftwareCodec2) {
175        return 1;
176    }
177
178    return 0;
179}
180
181// static
182void OMXCodec::findMatchingCodecs(
183        const char *mime,
184        bool createEncoder, const char *matchComponentName,
185        uint32_t flags,
186        Vector<CodecNameAndQuirks> *matchingCodecs) {
187    matchingCodecs->clear();
188
189    const MediaCodecList *list = MediaCodecList::getInstance();
190    if (list == NULL) {
191        return;
192    }
193
194    size_t index = 0;
195    for (;;) {
196        ssize_t matchIndex =
197            list->findCodecByType(mime, createEncoder, index);
198
199        if (matchIndex < 0) {
200            break;
201        }
202
203        index = matchIndex + 1;
204
205        const char *componentName = list->getCodecName(matchIndex);
206
207        // If a specific codec is requested, skip the non-matching ones.
208        if (matchComponentName && strcmp(componentName, matchComponentName)) {
209            continue;
210        }
211
212        // When requesting software-only codecs, only push software codecs
213        // When requesting hardware-only codecs, only push hardware codecs
214        // When there is request neither for software-only nor for
215        // hardware-only codecs, push all codecs
216        if (((flags & kSoftwareCodecsOnly) &&   IsSoftwareCodec(componentName)) ||
217            ((flags & kHardwareCodecsOnly) &&  !IsSoftwareCodec(componentName)) ||
218            (!(flags & (kSoftwareCodecsOnly | kHardwareCodecsOnly)))) {
219
220            ssize_t index = matchingCodecs->add();
221            CodecNameAndQuirks *entry = &matchingCodecs->editItemAt(index);
222            entry->mName = String8(componentName);
223            entry->mQuirks = getComponentQuirks(list, matchIndex);
224
225            ALOGV("matching '%s' quirks 0x%08x",
226                  entry->mName.string(), entry->mQuirks);
227        }
228    }
229
230    if (flags & kPreferSoftwareCodecs) {
231        matchingCodecs->sort(CompareSoftwareCodecsFirst);
232    }
233}
234
235// static
236uint32_t OMXCodec::getComponentQuirks(
237        const MediaCodecList *list, size_t index) {
238    uint32_t quirks = 0;
239    if (list->codecHasQuirk(
240                index, "requires-allocate-on-input-ports")) {
241        quirks |= kRequiresAllocateBufferOnInputPorts;
242    }
243    if (list->codecHasQuirk(
244                index, "requires-allocate-on-output-ports")) {
245        quirks |= kRequiresAllocateBufferOnOutputPorts;
246    }
247    if (list->codecHasQuirk(
248                index, "output-buffers-are-unreadable")) {
249        quirks |= kOutputBuffersAreUnreadable;
250    }
251
252    return quirks;
253}
254
255// static
256bool OMXCodec::findCodecQuirks(const char *componentName, uint32_t *quirks) {
257    const MediaCodecList *list = MediaCodecList::getInstance();
258
259    if (list == NULL) {
260        return false;
261    }
262
263    ssize_t index = list->findCodecByName(componentName);
264
265    if (index < 0) {
266        return false;
267    }
268
269    *quirks = getComponentQuirks(list, index);
270
271    return true;
272}
273
274// static
275sp<MediaSource> OMXCodec::Create(
276        const sp<IOMX> &omx,
277        const sp<MetaData> &meta, bool createEncoder,
278        const sp<MediaSource> &source,
279        const char *matchComponentName,
280        uint32_t flags,
281        const sp<ANativeWindow> &nativeWindow) {
282    int32_t requiresSecureBuffers;
283    if (source->getFormat()->findInt32(
284                kKeyRequiresSecureBuffers,
285                &requiresSecureBuffers)
286            && requiresSecureBuffers) {
287        flags |= kIgnoreCodecSpecificData;
288        flags |= kUseSecureInputBuffers;
289    }
290
291    const char *mime;
292    bool success = meta->findCString(kKeyMIMEType, &mime);
293    CHECK(success);
294
295    Vector<CodecNameAndQuirks> matchingCodecs;
296    findMatchingCodecs(
297            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
298
299    if (matchingCodecs.isEmpty()) {
300        ALOGV("No matching codecs! (mime: %s, createEncoder: %s, "
301                "matchComponentName: %s, flags: 0x%x)",
302                mime, createEncoder ? "true" : "false", matchComponentName, flags);
303        return NULL;
304    }
305
306    sp<OMXCodecObserver> observer = new OMXCodecObserver;
307    IOMX::node_id node = 0;
308
309    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
310        const char *componentNameBase = matchingCodecs[i].mName.string();
311        uint32_t quirks = matchingCodecs[i].mQuirks;
312        const char *componentName = componentNameBase;
313
314        AString tmp;
315        if (flags & kUseSecureInputBuffers) {
316            tmp = componentNameBase;
317            tmp.append(".secure");
318
319            componentName = tmp.c_str();
320        }
321
322        if (createEncoder) {
323            sp<MediaSource> softwareCodec =
324                InstantiateSoftwareEncoder(componentName, source, meta);
325
326            if (softwareCodec != NULL) {
327                ALOGV("Successfully allocated software codec '%s'", componentName);
328
329                return softwareCodec;
330            }
331        }
332
333        ALOGV("Attempting to allocate OMX node '%s'", componentName);
334
335        if (!createEncoder
336                && (quirks & kOutputBuffersAreUnreadable)
337                && (flags & kClientNeedsFramebuffer)) {
338            if (strncmp(componentName, "OMX.SEC.", 8)) {
339                // For OMX.SEC.* decoders we can enable a special mode that
340                // gives the client access to the framebuffer contents.
341
342                ALOGW("Component '%s' does not give the client access to "
343                     "the framebuffer contents. Skipping.",
344                     componentName);
345
346                continue;
347            }
348        }
349
350        status_t err = omx->allocateNode(componentName, observer, &node);
351        if (err == OK) {
352            ALOGV("Successfully allocated OMX node '%s'", componentName);
353
354            sp<OMXCodec> codec = new OMXCodec(
355                    omx, node, quirks, flags,
356                    createEncoder, mime, componentName,
357                    source, nativeWindow);
358
359            observer->setCodec(codec);
360
361            err = codec->configureCodec(meta);
362
363            if (err == OK) {
364                if (!strcmp("OMX.Nvidia.mpeg2v.decode", componentName)) {
365                    codec->mFlags |= kOnlySubmitOneInputBufferAtOneTime;
366                }
367
368                return codec;
369            }
370
371            ALOGV("Failed to configure codec '%s'", componentName);
372        }
373    }
374
375    return NULL;
376}
377
378status_t OMXCodec::parseAVCCodecSpecificData(
379        const void *data, size_t size,
380        unsigned *profile, unsigned *level) {
381    const uint8_t *ptr = (const uint8_t *)data;
382
383    // verify minimum size and configurationVersion == 1.
384    if (size < 7 || ptr[0] != 1) {
385        return ERROR_MALFORMED;
386    }
387
388    *profile = ptr[1];
389    *level = ptr[3];
390
391    // There is decodable content out there that fails the following
392    // assertion, let's be lenient for now...
393    // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
394
395    size_t lengthSize = 1 + (ptr[4] & 3);
396
397    // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
398    // violates it...
399    // CHECK((ptr[5] >> 5) == 7);  // reserved
400
401    size_t numSeqParameterSets = ptr[5] & 31;
402
403    ptr += 6;
404    size -= 6;
405
406    for (size_t i = 0; i < numSeqParameterSets; ++i) {
407        if (size < 2) {
408            return ERROR_MALFORMED;
409        }
410
411        size_t length = U16_AT(ptr);
412
413        ptr += 2;
414        size -= 2;
415
416        if (size < length) {
417            return ERROR_MALFORMED;
418        }
419
420        addCodecSpecificData(ptr, length);
421
422        ptr += length;
423        size -= length;
424    }
425
426    if (size < 1) {
427        return ERROR_MALFORMED;
428    }
429
430    size_t numPictureParameterSets = *ptr;
431    ++ptr;
432    --size;
433
434    for (size_t i = 0; i < numPictureParameterSets; ++i) {
435        if (size < 2) {
436            return ERROR_MALFORMED;
437        }
438
439        size_t length = U16_AT(ptr);
440
441        ptr += 2;
442        size -= 2;
443
444        if (size < length) {
445            return ERROR_MALFORMED;
446        }
447
448        addCodecSpecificData(ptr, length);
449
450        ptr += length;
451        size -= length;
452    }
453
454    return OK;
455}
456
457status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
458    ALOGV("configureCodec protected=%d",
459         (mFlags & kEnableGrallocUsageProtected) ? 1 : 0);
460
461    if (!(mFlags & kIgnoreCodecSpecificData)) {
462        uint32_t type;
463        const void *data;
464        size_t size;
465        if (meta->findData(kKeyESDS, &type, &data, &size)) {
466            ESDS esds((const char *)data, size);
467            CHECK_EQ(esds.InitCheck(), (status_t)OK);
468
469            const void *codec_specific_data;
470            size_t codec_specific_data_size;
471            esds.getCodecSpecificInfo(
472                    &codec_specific_data, &codec_specific_data_size);
473
474            addCodecSpecificData(
475                    codec_specific_data, codec_specific_data_size);
476        } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
477            // Parse the AVCDecoderConfigurationRecord
478
479            unsigned profile, level;
480            status_t err;
481            if ((err = parseAVCCodecSpecificData(
482                            data, size, &profile, &level)) != OK) {
483                ALOGE("Malformed AVC codec specific data.");
484                return err;
485            }
486
487            CODEC_LOGI(
488                    "AVC profile = %u (%s), level = %u",
489                    profile, AVCProfileToString(profile), level);
490        } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) {
491            addCodecSpecificData(data, size);
492
493            CHECK(meta->findData(kKeyVorbisBooks, &type, &data, &size));
494            addCodecSpecificData(data, size);
495        }
496    }
497
498    int32_t bitRate = 0;
499    if (mIsEncoder) {
500        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
501    }
502    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
503        setAMRFormat(false /* isWAMR */, bitRate);
504    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
505        setAMRFormat(true /* isWAMR */, bitRate);
506    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
507        int32_t numChannels, sampleRate, aacProfile;
508        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
509        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
510
511        if (!meta->findInt32(kKeyAACProfile, &aacProfile)) {
512            aacProfile = OMX_AUDIO_AACObjectNull;
513        }
514
515        int32_t isADTS;
516        if (!meta->findInt32(kKeyIsADTS, &isADTS)) {
517            isADTS = false;
518        }
519
520        status_t err = setAACFormat(numChannels, sampleRate, bitRate, aacProfile, isADTS);
521        if (err != OK) {
522            CODEC_LOGE("setAACFormat() failed (err = %d)", err);
523            return err;
524        }
525    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_ALAW, mMIME)
526            || !strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_MLAW, mMIME)) {
527        // These are PCM-like formats with a fixed sample rate but
528        // a variable number of channels.
529
530        int32_t numChannels;
531        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
532
533        setG711Format(numChannels);
534    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mMIME)) {
535        CHECK(!mIsEncoder);
536
537        int32_t numChannels, sampleRate;
538        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
539        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
540
541        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
542    }
543
544    if (!strncasecmp(mMIME, "video/", 6)) {
545
546        if (mIsEncoder) {
547            setVideoInputFormat(mMIME, meta);
548        } else {
549            status_t err = setVideoOutputFormat(
550                    mMIME, meta);
551
552            if (err != OK) {
553                return err;
554            }
555        }
556    }
557
558    int32_t maxInputSize;
559    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
560        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
561    }
562
563    initOutputFormat(meta);
564
565    if ((mFlags & kClientNeedsFramebuffer)
566            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
567        // This appears to no longer be needed???
568
569        OMX_INDEXTYPE index;
570
571        status_t err =
572            mOMX->getExtensionIndex(
573                    mNode,
574                    "OMX.SEC.index.ThumbnailMode",
575                    &index);
576
577        if (err != OK) {
578            return err;
579        }
580
581        OMX_BOOL enable = OMX_TRUE;
582        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
583
584        if (err != OK) {
585            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
586                       "returned error 0x%08x", err);
587
588            return err;
589        }
590
591        mQuirks &= ~kOutputBuffersAreUnreadable;
592    }
593
594    if (mNativeWindow != NULL
595        && !mIsEncoder
596        && !strncasecmp(mMIME, "video/", 6)
597        && !strncmp(mComponentName, "OMX.", 4)) {
598        status_t err = initNativeWindow();
599        if (err != OK) {
600            return err;
601        }
602    }
603
604    return OK;
605}
606
607void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
608    OMX_PARAM_PORTDEFINITIONTYPE def;
609    InitOMXParams(&def);
610    def.nPortIndex = portIndex;
611
612    status_t err = mOMX->getParameter(
613            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
614    CHECK_EQ(err, (status_t)OK);
615
616    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
617        || (def.nBufferSize < size)) {
618        def.nBufferSize = size;
619    }
620
621    err = mOMX->setParameter(
622            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
623    CHECK_EQ(err, (status_t)OK);
624
625    err = mOMX->getParameter(
626            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
627    CHECK_EQ(err, (status_t)OK);
628
629    // Make sure the setting actually stuck.
630    if (portIndex == kPortIndexInput
631            && (mQuirks & kInputBufferSizesAreBogus)) {
632        CHECK_EQ(def.nBufferSize, size);
633    } else {
634        CHECK(def.nBufferSize >= size);
635    }
636}
637
638status_t OMXCodec::setVideoPortFormatType(
639        OMX_U32 portIndex,
640        OMX_VIDEO_CODINGTYPE compressionFormat,
641        OMX_COLOR_FORMATTYPE colorFormat) {
642    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
643    InitOMXParams(&format);
644    format.nPortIndex = portIndex;
645    format.nIndex = 0;
646    bool found = false;
647
648    OMX_U32 index = 0;
649    for (;;) {
650        format.nIndex = index;
651        status_t err = mOMX->getParameter(
652                mNode, OMX_IndexParamVideoPortFormat,
653                &format, sizeof(format));
654
655        if (err != OK) {
656            return err;
657        }
658
659        // The following assertion is violated by TI's video decoder.
660        // CHECK_EQ(format.nIndex, index);
661
662#if 1
663        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
664             portIndex,
665             index, format.eCompressionFormat, format.eColorFormat);
666#endif
667
668        if (format.eCompressionFormat == compressionFormat
669                && format.eColorFormat == colorFormat) {
670            found = true;
671            break;
672        }
673
674        ++index;
675        if (index >= kMaxColorFormatSupported) {
676            CODEC_LOGE("color format %d or compression format %d is not supported",
677                colorFormat, compressionFormat);
678            return UNKNOWN_ERROR;
679        }
680    }
681
682    if (!found) {
683        return UNKNOWN_ERROR;
684    }
685
686    CODEC_LOGV("found a match.");
687    status_t err = mOMX->setParameter(
688            mNode, OMX_IndexParamVideoPortFormat,
689            &format, sizeof(format));
690
691    return err;
692}
693
694static size_t getFrameSize(
695        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
696    switch (colorFormat) {
697        case OMX_COLOR_FormatYCbYCr:
698        case OMX_COLOR_FormatCbYCrY:
699            return width * height * 2;
700
701        case OMX_COLOR_FormatYUV420Planar:
702        case OMX_COLOR_FormatYUV420SemiPlanar:
703        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
704        /*
705        * FIXME: For the Opaque color format, the frame size does not
706        * need to be (w*h*3)/2. It just needs to
707        * be larger than certain minimum buffer size. However,
708        * currently, this opaque foramt has been tested only on
709        * YUV420 formats. If that is changed, then we need to revisit
710        * this part in the future
711        */
712        case OMX_COLOR_FormatAndroidOpaque:
713            return (width * height * 3) / 2;
714
715        default:
716            CHECK(!"Should not be here. Unsupported color format.");
717            break;
718    }
719}
720
721status_t OMXCodec::findTargetColorFormat(
722        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
723    ALOGV("findTargetColorFormat");
724    CHECK(mIsEncoder);
725
726    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
727    int32_t targetColorFormat;
728    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
729        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
730    }
731
732    // Check whether the target color format is supported.
733    return isColorFormatSupported(*colorFormat, kPortIndexInput);
734}
735
736status_t OMXCodec::isColorFormatSupported(
737        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
738    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
739
740    // Enumerate all the color formats supported by
741    // the omx component to see whether the given
742    // color format is supported.
743    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
744    InitOMXParams(&portFormat);
745    portFormat.nPortIndex = portIndex;
746    OMX_U32 index = 0;
747    portFormat.nIndex = index;
748    while (true) {
749        if (OMX_ErrorNone != mOMX->getParameter(
750                mNode, OMX_IndexParamVideoPortFormat,
751                &portFormat, sizeof(portFormat))) {
752            break;
753        }
754        // Make sure that omx component does not overwrite
755        // the incremented index (bug 2897413).
756        CHECK_EQ(index, portFormat.nIndex);
757        if (portFormat.eColorFormat == colorFormat) {
758            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
759            return OK;  // colorFormat is supported!
760        }
761        ++index;
762        portFormat.nIndex = index;
763
764        if (index >= kMaxColorFormatSupported) {
765            CODEC_LOGE("More than %ld color formats are supported???", index);
766            break;
767        }
768    }
769
770    CODEC_LOGE("color format %d is not supported", colorFormat);
771    return UNKNOWN_ERROR;
772}
773
774void OMXCodec::setVideoInputFormat(
775        const char *mime, const sp<MetaData>& meta) {
776
777    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
778    bool success = meta->findInt32(kKeyWidth, &width);
779    success = success && meta->findInt32(kKeyHeight, &height);
780    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
781    success = success && meta->findInt32(kKeyBitRate, &bitRate);
782    success = success && meta->findInt32(kKeyStride, &stride);
783    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
784    CHECK(success);
785    CHECK(stride != 0);
786
787    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
788    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
789        compressionFormat = OMX_VIDEO_CodingAVC;
790    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
791        compressionFormat = OMX_VIDEO_CodingMPEG4;
792    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
793        compressionFormat = OMX_VIDEO_CodingH263;
794    } else {
795        ALOGE("Not a supported video mime type: %s", mime);
796        CHECK(!"Should not be here. Not a supported video mime type.");
797    }
798
799    OMX_COLOR_FORMATTYPE colorFormat;
800    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
801
802    status_t err;
803    OMX_PARAM_PORTDEFINITIONTYPE def;
804    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
805
806    //////////////////////// Input port /////////////////////////
807    CHECK_EQ(setVideoPortFormatType(
808            kPortIndexInput, OMX_VIDEO_CodingUnused,
809            colorFormat), (status_t)OK);
810
811    InitOMXParams(&def);
812    def.nPortIndex = kPortIndexInput;
813
814    err = mOMX->getParameter(
815            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
816    CHECK_EQ(err, (status_t)OK);
817
818    def.nBufferSize = getFrameSize(colorFormat,
819            stride > 0? stride: -stride, sliceHeight);
820
821    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
822
823    video_def->nFrameWidth = width;
824    video_def->nFrameHeight = height;
825    video_def->nStride = stride;
826    video_def->nSliceHeight = sliceHeight;
827    video_def->xFramerate = (frameRate << 16);  // Q16 format
828    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
829    video_def->eColorFormat = colorFormat;
830
831    err = mOMX->setParameter(
832            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
833    CHECK_EQ(err, (status_t)OK);
834
835    //////////////////////// Output port /////////////////////////
836    CHECK_EQ(setVideoPortFormatType(
837            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
838            (status_t)OK);
839    InitOMXParams(&def);
840    def.nPortIndex = kPortIndexOutput;
841
842    err = mOMX->getParameter(
843            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
844
845    CHECK_EQ(err, (status_t)OK);
846    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
847
848    video_def->nFrameWidth = width;
849    video_def->nFrameHeight = height;
850    video_def->xFramerate = 0;      // No need for output port
851    video_def->nBitrate = bitRate;  // Q16 format
852    video_def->eCompressionFormat = compressionFormat;
853    video_def->eColorFormat = OMX_COLOR_FormatUnused;
854    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
855        // Increases the output buffer size
856        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
857    }
858
859    err = mOMX->setParameter(
860            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
861    CHECK_EQ(err, (status_t)OK);
862
863    /////////////////// Codec-specific ////////////////////////
864    switch (compressionFormat) {
865        case OMX_VIDEO_CodingMPEG4:
866        {
867            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
868            break;
869        }
870
871        case OMX_VIDEO_CodingH263:
872            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
873            break;
874
875        case OMX_VIDEO_CodingAVC:
876        {
877            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
878            break;
879        }
880
881        default:
882            CHECK(!"Support for this compressionFormat to be implemented.");
883            break;
884    }
885}
886
887static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
888    if (iFramesInterval < 0) {
889        return 0xFFFFFFFF;
890    } else if (iFramesInterval == 0) {
891        return 0;
892    }
893    OMX_U32 ret = frameRate * iFramesInterval - 1;
894    CHECK(ret > 1);
895    return ret;
896}
897
898status_t OMXCodec::setupErrorCorrectionParameters() {
899    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
900    InitOMXParams(&errorCorrectionType);
901    errorCorrectionType.nPortIndex = kPortIndexOutput;
902
903    status_t err = mOMX->getParameter(
904            mNode, OMX_IndexParamVideoErrorCorrection,
905            &errorCorrectionType, sizeof(errorCorrectionType));
906    if (err != OK) {
907        ALOGW("Error correction param query is not supported");
908        return OK;  // Optional feature. Ignore this failure
909    }
910
911    errorCorrectionType.bEnableHEC = OMX_FALSE;
912    errorCorrectionType.bEnableResync = OMX_TRUE;
913    errorCorrectionType.nResynchMarkerSpacing = 256;
914    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
915    errorCorrectionType.bEnableRVLC = OMX_FALSE;
916
917    err = mOMX->setParameter(
918            mNode, OMX_IndexParamVideoErrorCorrection,
919            &errorCorrectionType, sizeof(errorCorrectionType));
920    if (err != OK) {
921        ALOGW("Error correction param configuration is not supported");
922    }
923
924    // Optional feature. Ignore the failure.
925    return OK;
926}
927
928status_t OMXCodec::setupBitRate(int32_t bitRate) {
929    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
930    InitOMXParams(&bitrateType);
931    bitrateType.nPortIndex = kPortIndexOutput;
932
933    status_t err = mOMX->getParameter(
934            mNode, OMX_IndexParamVideoBitrate,
935            &bitrateType, sizeof(bitrateType));
936    CHECK_EQ(err, (status_t)OK);
937
938    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
939    bitrateType.nTargetBitrate = bitRate;
940
941    err = mOMX->setParameter(
942            mNode, OMX_IndexParamVideoBitrate,
943            &bitrateType, sizeof(bitrateType));
944    CHECK_EQ(err, (status_t)OK);
945    return OK;
946}
947
948status_t OMXCodec::getVideoProfileLevel(
949        const sp<MetaData>& meta,
950        const CodecProfileLevel& defaultProfileLevel,
951        CodecProfileLevel &profileLevel) {
952    CODEC_LOGV("Default profile: %ld, level %ld",
953            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
954
955    // Are the default profile and level overwriten?
956    int32_t profile, level;
957    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
958        profile = defaultProfileLevel.mProfile;
959    }
960    if (!meta->findInt32(kKeyVideoLevel, &level)) {
961        level = defaultProfileLevel.mLevel;
962    }
963    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
964
965    // Are the target profile and level supported by the encoder?
966    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
967    InitOMXParams(&param);
968    param.nPortIndex = kPortIndexOutput;
969    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
970        status_t err = mOMX->getParameter(
971                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
972                &param, sizeof(param));
973
974        if (err != OK) break;
975
976        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
977        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
978        CODEC_LOGV("Supported profile: %d, level %d",
979            supportedProfile, supportedLevel);
980
981        if (profile == supportedProfile &&
982            level <= supportedLevel) {
983            // We can further check whether the level is a valid
984            // value; but we will leave that to the omx encoder component
985            // via OMX_SetParameter call.
986            profileLevel.mProfile = profile;
987            profileLevel.mLevel = level;
988            return OK;
989        }
990    }
991
992    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
993            profile, level);
994    return BAD_VALUE;
995}
996
997status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
998    int32_t iFramesInterval, frameRate, bitRate;
999    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1000    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1001    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1002    CHECK(success);
1003    OMX_VIDEO_PARAM_H263TYPE h263type;
1004    InitOMXParams(&h263type);
1005    h263type.nPortIndex = kPortIndexOutput;
1006
1007    status_t err = mOMX->getParameter(
1008            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1009    CHECK_EQ(err, (status_t)OK);
1010
1011    h263type.nAllowedPictureTypes =
1012        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1013
1014    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1015    if (h263type.nPFrames == 0) {
1016        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1017    }
1018    h263type.nBFrames = 0;
1019
1020    // Check profile and level parameters
1021    CodecProfileLevel defaultProfileLevel, profileLevel;
1022    defaultProfileLevel.mProfile = h263type.eProfile;
1023    defaultProfileLevel.mLevel = h263type.eLevel;
1024    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1025    if (err != OK) return err;
1026    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1027    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1028
1029    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1030    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1031    h263type.nPictureHeaderRepetition = 0;
1032    h263type.nGOBHeaderInterval = 0;
1033
1034    err = mOMX->setParameter(
1035            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1036    CHECK_EQ(err, (status_t)OK);
1037
1038    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1039    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1040
1041    return OK;
1042}
1043
1044status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1045    int32_t iFramesInterval, frameRate, bitRate;
1046    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1047    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1048    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1049    CHECK(success);
1050    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1051    InitOMXParams(&mpeg4type);
1052    mpeg4type.nPortIndex = kPortIndexOutput;
1053
1054    status_t err = mOMX->getParameter(
1055            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1056    CHECK_EQ(err, (status_t)OK);
1057
1058    mpeg4type.nSliceHeaderSpacing = 0;
1059    mpeg4type.bSVH = OMX_FALSE;
1060    mpeg4type.bGov = OMX_FALSE;
1061
1062    mpeg4type.nAllowedPictureTypes =
1063        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1064
1065    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1066    if (mpeg4type.nPFrames == 0) {
1067        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1068    }
1069    mpeg4type.nBFrames = 0;
1070    mpeg4type.nIDCVLCThreshold = 0;
1071    mpeg4type.bACPred = OMX_TRUE;
1072    mpeg4type.nMaxPacketSize = 256;
1073    mpeg4type.nTimeIncRes = 1000;
1074    mpeg4type.nHeaderExtension = 0;
1075    mpeg4type.bReversibleVLC = OMX_FALSE;
1076
1077    // Check profile and level parameters
1078    CodecProfileLevel defaultProfileLevel, profileLevel;
1079    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1080    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1081    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1082    if (err != OK) return err;
1083    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1084    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1085
1086    err = mOMX->setParameter(
1087            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1088    CHECK_EQ(err, (status_t)OK);
1089
1090    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1091    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1092
1093    return OK;
1094}
1095
1096status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1097    int32_t iFramesInterval, frameRate, bitRate;
1098    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1099    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1100    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1101    CHECK(success);
1102
1103    OMX_VIDEO_PARAM_AVCTYPE h264type;
1104    InitOMXParams(&h264type);
1105    h264type.nPortIndex = kPortIndexOutput;
1106
1107    status_t err = mOMX->getParameter(
1108            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1109    CHECK_EQ(err, (status_t)OK);
1110
1111    h264type.nAllowedPictureTypes =
1112        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1113
1114    // Check profile and level parameters
1115    CodecProfileLevel defaultProfileLevel, profileLevel;
1116    defaultProfileLevel.mProfile = h264type.eProfile;
1117    defaultProfileLevel.mLevel = h264type.eLevel;
1118    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1119    if (err != OK) return err;
1120    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1121    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1122
1123    // XXX
1124    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
1125        ALOGW("Use baseline profile instead of %d for AVC recording",
1126            h264type.eProfile);
1127        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1128    }
1129
1130    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1131        h264type.nSliceHeaderSpacing = 0;
1132        h264type.bUseHadamard = OMX_TRUE;
1133        h264type.nRefFrames = 1;
1134        h264type.nBFrames = 0;
1135        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1136        if (h264type.nPFrames == 0) {
1137            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1138        }
1139        h264type.nRefIdx10ActiveMinus1 = 0;
1140        h264type.nRefIdx11ActiveMinus1 = 0;
1141        h264type.bEntropyCodingCABAC = OMX_FALSE;
1142        h264type.bWeightedPPrediction = OMX_FALSE;
1143        h264type.bconstIpred = OMX_FALSE;
1144        h264type.bDirect8x8Inference = OMX_FALSE;
1145        h264type.bDirectSpatialTemporal = OMX_FALSE;
1146        h264type.nCabacInitIdc = 0;
1147    }
1148
1149    if (h264type.nBFrames != 0) {
1150        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1151    }
1152
1153    h264type.bEnableUEP = OMX_FALSE;
1154    h264type.bEnableFMO = OMX_FALSE;
1155    h264type.bEnableASO = OMX_FALSE;
1156    h264type.bEnableRS = OMX_FALSE;
1157    h264type.bFrameMBsOnly = OMX_TRUE;
1158    h264type.bMBAFF = OMX_FALSE;
1159    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1160
1161    err = mOMX->setParameter(
1162            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1163    CHECK_EQ(err, (status_t)OK);
1164
1165    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1166
1167    return OK;
1168}
1169
1170status_t OMXCodec::setVideoOutputFormat(
1171        const char *mime, const sp<MetaData>& meta) {
1172
1173    int32_t width, height;
1174    bool success = meta->findInt32(kKeyWidth, &width);
1175    success = success && meta->findInt32(kKeyHeight, &height);
1176    CHECK(success);
1177
1178    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1179
1180    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1181    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1182        compressionFormat = OMX_VIDEO_CodingAVC;
1183    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1184        compressionFormat = OMX_VIDEO_CodingMPEG4;
1185    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1186        compressionFormat = OMX_VIDEO_CodingH263;
1187    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VPX, mime)) {
1188        compressionFormat = OMX_VIDEO_CodingVPX;
1189    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1190        compressionFormat = OMX_VIDEO_CodingMPEG2;
1191    } else {
1192        ALOGE("Not a supported video mime type: %s", mime);
1193        CHECK(!"Should not be here. Not a supported video mime type.");
1194    }
1195
1196    status_t err = setVideoPortFormatType(
1197            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1198
1199    if (err != OK) {
1200        return err;
1201    }
1202
1203#if 1
1204    {
1205        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1206        InitOMXParams(&format);
1207        format.nPortIndex = kPortIndexOutput;
1208        format.nIndex = 0;
1209
1210        status_t err = mOMX->getParameter(
1211                mNode, OMX_IndexParamVideoPortFormat,
1212                &format, sizeof(format));
1213        CHECK_EQ(err, (status_t)OK);
1214        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1215
1216        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1217               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1218               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1219               || format.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar
1220               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar
1221               || format.eColorFormat == OMX_QCOM_COLOR_FormatYUV420PackedSemiPlanar64x32Tile2m8ka);
1222
1223        int32_t colorFormat;
1224        if (meta->findInt32(kKeyColorFormat, &colorFormat)
1225                && colorFormat != OMX_COLOR_FormatUnused
1226                && colorFormat != format.eColorFormat) {
1227
1228            while (OMX_ErrorNoMore != err) {
1229                format.nIndex++;
1230                err = mOMX->getParameter(
1231                        mNode, OMX_IndexParamVideoPortFormat,
1232                            &format, sizeof(format));
1233                if (format.eColorFormat == colorFormat) {
1234                    break;
1235                }
1236            }
1237            if (format.eColorFormat != colorFormat) {
1238                CODEC_LOGE("Color format %d is not supported", colorFormat);
1239                return ERROR_UNSUPPORTED;
1240            }
1241        }
1242
1243        err = mOMX->setParameter(
1244                mNode, OMX_IndexParamVideoPortFormat,
1245                &format, sizeof(format));
1246
1247        if (err != OK) {
1248            return err;
1249        }
1250    }
1251#endif
1252
1253    OMX_PARAM_PORTDEFINITIONTYPE def;
1254    InitOMXParams(&def);
1255    def.nPortIndex = kPortIndexInput;
1256
1257    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1258
1259    err = mOMX->getParameter(
1260            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1261
1262    CHECK_EQ(err, (status_t)OK);
1263
1264#if 1
1265    // XXX Need a (much) better heuristic to compute input buffer sizes.
1266    const size_t X = 64 * 1024;
1267    if (def.nBufferSize < X) {
1268        def.nBufferSize = X;
1269    }
1270#endif
1271
1272    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1273
1274    video_def->nFrameWidth = width;
1275    video_def->nFrameHeight = height;
1276
1277    video_def->eCompressionFormat = compressionFormat;
1278    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1279
1280    err = mOMX->setParameter(
1281            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1282
1283    if (err != OK) {
1284        return err;
1285    }
1286
1287    ////////////////////////////////////////////////////////////////////////////
1288
1289    InitOMXParams(&def);
1290    def.nPortIndex = kPortIndexOutput;
1291
1292    err = mOMX->getParameter(
1293            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1294    CHECK_EQ(err, (status_t)OK);
1295    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1296
1297#if 0
1298    def.nBufferSize =
1299        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1300#endif
1301
1302    video_def->nFrameWidth = width;
1303    video_def->nFrameHeight = height;
1304
1305    err = mOMX->setParameter(
1306            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1307
1308    return err;
1309}
1310
1311OMXCodec::OMXCodec(
1312        const sp<IOMX> &omx, IOMX::node_id node,
1313        uint32_t quirks, uint32_t flags,
1314        bool isEncoder,
1315        const char *mime,
1316        const char *componentName,
1317        const sp<MediaSource> &source,
1318        const sp<ANativeWindow> &nativeWindow)
1319    : mOMX(omx),
1320      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1321      mNode(node),
1322      mQuirks(quirks),
1323      mFlags(flags),
1324      mIsEncoder(isEncoder),
1325      mIsVideo(!strncasecmp("video/", mime, 6)),
1326      mMIME(strdup(mime)),
1327      mComponentName(strdup(componentName)),
1328      mSource(source),
1329      mCodecSpecificDataIndex(0),
1330      mState(LOADED),
1331      mInitialBufferSubmit(true),
1332      mSignalledEOS(false),
1333      mNoMoreOutputData(false),
1334      mOutputPortSettingsHaveChanged(false),
1335      mSeekTimeUs(-1),
1336      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1337      mTargetTimeUs(-1),
1338      mOutputPortSettingsChangedPending(false),
1339      mSkipCutBuffer(NULL),
1340      mLeftOverBuffer(NULL),
1341      mPaused(false),
1342      mNativeWindow(
1343              (!strncmp(componentName, "OMX.google.", 11)
1344              || !strcmp(componentName, "OMX.Nvidia.mpeg2v.decode"))
1345                        ? NULL : nativeWindow) {
1346    mPortStatus[kPortIndexInput] = ENABLED;
1347    mPortStatus[kPortIndexOutput] = ENABLED;
1348
1349    setComponentRole();
1350}
1351
1352// static
1353void OMXCodec::setComponentRole(
1354        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1355        const char *mime) {
1356    struct MimeToRole {
1357        const char *mime;
1358        const char *decoderRole;
1359        const char *encoderRole;
1360    };
1361
1362    static const MimeToRole kMimeToRole[] = {
1363        { MEDIA_MIMETYPE_AUDIO_MPEG,
1364            "audio_decoder.mp3", "audio_encoder.mp3" },
1365        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1366            "audio_decoder.mp1", "audio_encoder.mp1" },
1367        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1368            "audio_decoder.mp2", "audio_encoder.mp2" },
1369        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1370            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1371        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1372            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1373        { MEDIA_MIMETYPE_AUDIO_AAC,
1374            "audio_decoder.aac", "audio_encoder.aac" },
1375        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1376            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1377        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1378            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1379        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1380            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1381        { MEDIA_MIMETYPE_VIDEO_AVC,
1382            "video_decoder.avc", "video_encoder.avc" },
1383        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1384            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1385        { MEDIA_MIMETYPE_VIDEO_H263,
1386            "video_decoder.h263", "video_encoder.h263" },
1387        { MEDIA_MIMETYPE_VIDEO_VPX,
1388            "video_decoder.vpx", "video_encoder.vpx" },
1389        { MEDIA_MIMETYPE_AUDIO_RAW,
1390            "audio_decoder.raw", "audio_encoder.raw" },
1391        { MEDIA_MIMETYPE_AUDIO_FLAC,
1392            "audio_decoder.flac", "audio_encoder.flac" },
1393    };
1394
1395    static const size_t kNumMimeToRole =
1396        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1397
1398    size_t i;
1399    for (i = 0; i < kNumMimeToRole; ++i) {
1400        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1401            break;
1402        }
1403    }
1404
1405    if (i == kNumMimeToRole) {
1406        return;
1407    }
1408
1409    const char *role =
1410        isEncoder ? kMimeToRole[i].encoderRole
1411                  : kMimeToRole[i].decoderRole;
1412
1413    if (role != NULL) {
1414        OMX_PARAM_COMPONENTROLETYPE roleParams;
1415        InitOMXParams(&roleParams);
1416
1417        strncpy((char *)roleParams.cRole,
1418                role, OMX_MAX_STRINGNAME_SIZE - 1);
1419
1420        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1421
1422        status_t err = omx->setParameter(
1423                node, OMX_IndexParamStandardComponentRole,
1424                &roleParams, sizeof(roleParams));
1425
1426        if (err != OK) {
1427            ALOGW("Failed to set standard component role '%s'.", role);
1428        }
1429    }
1430}
1431
1432void OMXCodec::setComponentRole() {
1433    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1434}
1435
1436OMXCodec::~OMXCodec() {
1437    mSource.clear();
1438
1439    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1440
1441    status_t err = mOMX->freeNode(mNode);
1442    CHECK_EQ(err, (status_t)OK);
1443
1444    mNode = NULL;
1445    setState(DEAD);
1446
1447    clearCodecSpecificData();
1448
1449    free(mComponentName);
1450    mComponentName = NULL;
1451
1452    free(mMIME);
1453    mMIME = NULL;
1454}
1455
1456status_t OMXCodec::init() {
1457    // mLock is held.
1458
1459    CHECK_EQ((int)mState, (int)LOADED);
1460
1461    status_t err;
1462    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1463        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1464        CHECK_EQ(err, (status_t)OK);
1465        setState(LOADED_TO_IDLE);
1466    }
1467
1468    err = allocateBuffers();
1469    if (err != (status_t)OK) {
1470        return err;
1471    }
1472
1473    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1474        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1475        CHECK_EQ(err, (status_t)OK);
1476
1477        setState(LOADED_TO_IDLE);
1478    }
1479
1480    while (mState != EXECUTING && mState != ERROR) {
1481        mAsyncCompletion.wait(mLock);
1482    }
1483
1484    return mState == ERROR ? UNKNOWN_ERROR : OK;
1485}
1486
1487// static
1488bool OMXCodec::isIntermediateState(State state) {
1489    return state == LOADED_TO_IDLE
1490        || state == IDLE_TO_EXECUTING
1491        || state == EXECUTING_TO_IDLE
1492        || state == IDLE_TO_LOADED
1493        || state == RECONFIGURING;
1494}
1495
1496status_t OMXCodec::allocateBuffers() {
1497    status_t err = allocateBuffersOnPort(kPortIndexInput);
1498
1499    if (err != OK) {
1500        return err;
1501    }
1502
1503    return allocateBuffersOnPort(kPortIndexOutput);
1504}
1505
1506status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1507    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1508        return allocateOutputBuffersFromNativeWindow();
1509    }
1510
1511    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1512        ALOGE("protected output buffers must be stent to an ANativeWindow");
1513        return PERMISSION_DENIED;
1514    }
1515
1516    status_t err = OK;
1517    if ((mFlags & kStoreMetaDataInVideoBuffers)
1518            && portIndex == kPortIndexInput) {
1519        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1520        if (err != OK) {
1521            ALOGE("Storing meta data in video buffers is not supported");
1522            return err;
1523        }
1524    }
1525
1526    OMX_PARAM_PORTDEFINITIONTYPE def;
1527    InitOMXParams(&def);
1528    def.nPortIndex = portIndex;
1529
1530    err = mOMX->getParameter(
1531            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1532
1533    if (err != OK) {
1534        return err;
1535    }
1536
1537    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1538            def.nBufferCountActual, def.nBufferSize,
1539            portIndex == kPortIndexInput ? "input" : "output");
1540
1541    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1542    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1543
1544    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1545        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1546        CHECK(mem.get() != NULL);
1547
1548        BufferInfo info;
1549        info.mData = NULL;
1550        info.mSize = def.nBufferSize;
1551
1552        IOMX::buffer_id buffer;
1553        if (portIndex == kPortIndexInput
1554                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1555                    || (mFlags & kUseSecureInputBuffers))) {
1556            if (mOMXLivesLocally) {
1557                mem.clear();
1558
1559                err = mOMX->allocateBuffer(
1560                        mNode, portIndex, def.nBufferSize, &buffer,
1561                        &info.mData);
1562            } else {
1563                err = mOMX->allocateBufferWithBackup(
1564                        mNode, portIndex, mem, &buffer);
1565            }
1566        } else if (portIndex == kPortIndexOutput
1567                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1568            if (mOMXLivesLocally) {
1569                mem.clear();
1570
1571                err = mOMX->allocateBuffer(
1572                        mNode, portIndex, def.nBufferSize, &buffer,
1573                        &info.mData);
1574            } else {
1575                err = mOMX->allocateBufferWithBackup(
1576                        mNode, portIndex, mem, &buffer);
1577            }
1578        } else {
1579            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1580        }
1581
1582        if (err != OK) {
1583            ALOGE("allocate_buffer_with_backup failed");
1584            return err;
1585        }
1586
1587        if (mem != NULL) {
1588            info.mData = mem->pointer();
1589        }
1590
1591        info.mBuffer = buffer;
1592        info.mStatus = OWNED_BY_US;
1593        info.mMem = mem;
1594        info.mMediaBuffer = NULL;
1595
1596        if (portIndex == kPortIndexOutput) {
1597            if (!(mOMXLivesLocally
1598                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1599                        && (mQuirks & kDefersOutputBufferAllocation))) {
1600                // If the node does not fill in the buffer ptr at this time,
1601                // we will defer creating the MediaBuffer until receiving
1602                // the first FILL_BUFFER_DONE notification instead.
1603                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1604                info.mMediaBuffer->setObserver(this);
1605            }
1606        }
1607
1608        mPortBuffers[portIndex].push(info);
1609
1610        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1611             portIndex == kPortIndexInput ? "input" : "output");
1612    }
1613
1614    if (portIndex == kPortIndexOutput) {
1615
1616        sp<MetaData> meta = mSource->getFormat();
1617        int32_t delay = 0;
1618        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1619            delay = 0;
1620        }
1621        int32_t padding = 0;
1622        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1623            padding = 0;
1624        }
1625        int32_t numchannels = 0;
1626        if (delay + padding) {
1627            if (mOutputFormat->findInt32(kKeyChannelCount, &numchannels)) {
1628                size_t frameSize = numchannels * sizeof(int16_t);
1629                if (mSkipCutBuffer != NULL) {
1630                    size_t prevbuffersize = mSkipCutBuffer->size();
1631                    if (prevbuffersize != 0) {
1632                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1633                    }
1634                }
1635                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1636            }
1637        }
1638    }
1639
1640    // dumpPortStatus(portIndex);
1641
1642    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1643        Vector<MediaBuffer *> buffers;
1644        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1645            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1646
1647            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1648            buffers.push(mbuf);
1649        }
1650
1651        status_t err = mSource->setBuffers(buffers);
1652
1653        if (err != OK) {
1654            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1655                buffers.editItemAt(i)->release();
1656            }
1657            buffers.clear();
1658
1659            CODEC_LOGE(
1660                    "Codec requested to use secure input buffers but "
1661                    "upstream source didn't support that.");
1662
1663            return err;
1664        }
1665    }
1666
1667    return OK;
1668}
1669
1670status_t OMXCodec::applyRotation() {
1671    sp<MetaData> meta = mSource->getFormat();
1672
1673    int32_t rotationDegrees;
1674    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1675        rotationDegrees = 0;
1676    }
1677
1678    uint32_t transform;
1679    switch (rotationDegrees) {
1680        case 0: transform = 0; break;
1681        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1682        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1683        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1684        default: transform = 0; break;
1685    }
1686
1687    status_t err = OK;
1688
1689    if (transform) {
1690        err = native_window_set_buffers_transform(
1691                mNativeWindow.get(), transform);
1692        ALOGE("native_window_set_buffers_transform failed: %s (%d)",
1693                strerror(-err), -err);
1694    }
1695
1696    return err;
1697}
1698
1699status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1700    // Get the number of buffers needed.
1701    OMX_PARAM_PORTDEFINITIONTYPE def;
1702    InitOMXParams(&def);
1703    def.nPortIndex = kPortIndexOutput;
1704
1705    status_t err = mOMX->getParameter(
1706            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1707    if (err != OK) {
1708        CODEC_LOGE("getParameter failed: %d", err);
1709        return err;
1710    }
1711
1712    err = native_window_set_buffers_geometry(
1713            mNativeWindow.get(),
1714            def.format.video.nFrameWidth,
1715            def.format.video.nFrameHeight,
1716            def.format.video.eColorFormat);
1717
1718    if (err != 0) {
1719        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1720                strerror(-err), -err);
1721        return err;
1722    }
1723
1724    err = applyRotation();
1725    if (err != OK) {
1726        return err;
1727    }
1728
1729    // Set up the native window.
1730    OMX_U32 usage = 0;
1731    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1732    if (err != 0) {
1733        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1734        // XXX: Currently this error is logged, but not fatal.
1735        usage = 0;
1736    }
1737    if (mFlags & kEnableGrallocUsageProtected) {
1738        usage |= GRALLOC_USAGE_PROTECTED;
1739    }
1740
1741    // Make sure to check whether either Stagefright or the video decoder
1742    // requested protected buffers.
1743    if (usage & GRALLOC_USAGE_PROTECTED) {
1744        // Verify that the ANativeWindow sends images directly to
1745        // SurfaceFlinger.
1746        int queuesToNativeWindow = 0;
1747        err = mNativeWindow->query(
1748                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1749                &queuesToNativeWindow);
1750        if (err != 0) {
1751            ALOGE("error authenticating native window: %d", err);
1752            return err;
1753        }
1754        if (queuesToNativeWindow != 1) {
1755            ALOGE("native window could not be authenticated");
1756            return PERMISSION_DENIED;
1757        }
1758    }
1759
1760    ALOGV("native_window_set_usage usage=0x%lx", usage);
1761    err = native_window_set_usage(
1762            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1763    if (err != 0) {
1764        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1765        return err;
1766    }
1767
1768    int minUndequeuedBufs = 0;
1769    err = mNativeWindow->query(mNativeWindow.get(),
1770            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1771    if (err != 0) {
1772        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1773                strerror(-err), -err);
1774        return err;
1775    }
1776
1777    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1778    // buffer counts refer to - how do they account for the renderer holding on
1779    // to buffers?
1780    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1781        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1782        def.nBufferCountActual = newBufferCount;
1783        err = mOMX->setParameter(
1784                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1785        if (err != OK) {
1786            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1787                    newBufferCount, err);
1788            return err;
1789        }
1790    }
1791
1792    err = native_window_set_buffer_count(
1793            mNativeWindow.get(), def.nBufferCountActual);
1794    if (err != 0) {
1795        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1796                -err);
1797        return err;
1798    }
1799
1800    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1801            "output port", def.nBufferCountActual, def.nBufferSize);
1802
1803    // Dequeue buffers and send them to OMX
1804    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1805        ANativeWindowBuffer* buf;
1806        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1807        if (err != 0) {
1808            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1809            break;
1810        }
1811
1812        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1813        BufferInfo info;
1814        info.mData = NULL;
1815        info.mSize = def.nBufferSize;
1816        info.mStatus = OWNED_BY_US;
1817        info.mMem = NULL;
1818        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1819        info.mMediaBuffer->setObserver(this);
1820        mPortBuffers[kPortIndexOutput].push(info);
1821
1822        IOMX::buffer_id bufferId;
1823        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1824                &bufferId);
1825        if (err != 0) {
1826            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1827                    "failed: %d", err);
1828            break;
1829        }
1830
1831        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1832
1833        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1834                bufferId, graphicBuffer.get());
1835    }
1836
1837    OMX_U32 cancelStart;
1838    OMX_U32 cancelEnd;
1839    if (err != 0) {
1840        // If an error occurred while dequeuing we need to cancel any buffers
1841        // that were dequeued.
1842        cancelStart = 0;
1843        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1844    } else {
1845        // Return the last two buffers to the native window.
1846        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1847        cancelEnd = def.nBufferCountActual;
1848    }
1849
1850    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1851        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1852        cancelBufferToNativeWindow(info);
1853    }
1854
1855    return err;
1856}
1857
1858status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1859    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1860    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1861    int err = mNativeWindow->cancelBuffer(
1862        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get(), -1);
1863    if (err != 0) {
1864      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1865
1866      setState(ERROR);
1867      return err;
1868    }
1869    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1870    return OK;
1871}
1872
1873OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1874    // Dequeue the next buffer from the native window.
1875    ANativeWindowBuffer* buf;
1876    int fenceFd = -1;
1877    int err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1878    if (err != 0) {
1879      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1880
1881      setState(ERROR);
1882      return 0;
1883    }
1884
1885    // Determine which buffer we just dequeued.
1886    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1887    BufferInfo *bufInfo = 0;
1888    for (size_t i = 0; i < buffers->size(); i++) {
1889      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1890          mMediaBuffer->graphicBuffer();
1891      if (graphicBuffer->handle == buf->handle) {
1892        bufInfo = &buffers->editItemAt(i);
1893        break;
1894      }
1895    }
1896
1897    if (bufInfo == 0) {
1898        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1899
1900        setState(ERROR);
1901        return 0;
1902    }
1903
1904    // The native window no longer owns the buffer.
1905    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1906    bufInfo->mStatus = OWNED_BY_US;
1907
1908    return bufInfo;
1909}
1910
1911status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1912    status_t err = NO_ERROR;
1913    ANativeWindowBuffer* anb = NULL;
1914    int numBufs = 0;
1915    int minUndequeuedBufs = 0;
1916
1917    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1918    // no frames get dropped by SurfaceFlinger assuming that these are video
1919    // frames.
1920    err = native_window_api_disconnect(mNativeWindow.get(),
1921            NATIVE_WINDOW_API_MEDIA);
1922    if (err != NO_ERROR) {
1923        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1924                strerror(-err), -err);
1925        return err;
1926    }
1927
1928    err = native_window_api_connect(mNativeWindow.get(),
1929            NATIVE_WINDOW_API_CPU);
1930    if (err != NO_ERROR) {
1931        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1932                strerror(-err), -err);
1933        return err;
1934    }
1935
1936    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1937            HAL_PIXEL_FORMAT_RGBX_8888);
1938    if (err != NO_ERROR) {
1939        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1940                strerror(-err), -err);
1941        goto error;
1942    }
1943
1944    err = native_window_set_usage(mNativeWindow.get(),
1945            GRALLOC_USAGE_SW_WRITE_OFTEN);
1946    if (err != NO_ERROR) {
1947        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1948                strerror(-err), -err);
1949        goto error;
1950    }
1951
1952    err = native_window_set_scaling_mode(mNativeWindow.get(),
1953            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1954    if (err != OK) {
1955        ALOGE("error pushing blank frames: set_scaling_mode failed: %s (%d)",
1956                strerror(-err), -err);
1957        goto error;
1958    }
1959
1960    err = mNativeWindow->query(mNativeWindow.get(),
1961            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1962    if (err != NO_ERROR) {
1963        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1964                "failed: %s (%d)", strerror(-err), -err);
1965        goto error;
1966    }
1967
1968    numBufs = minUndequeuedBufs + 1;
1969    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1970    if (err != NO_ERROR) {
1971        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1972                strerror(-err), -err);
1973        goto error;
1974    }
1975
1976    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1977    // buffer twice.  This should guarantee that the buffer has been displayed
1978    // on the screen and then been replaced, so an previous video frames are
1979    // guaranteed NOT to be currently displayed.
1980    for (int i = 0; i < numBufs + 1; i++) {
1981        int fenceFd = -1;
1982        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
1983        if (err != NO_ERROR) {
1984            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1985                    strerror(-err), -err);
1986            goto error;
1987        }
1988
1989        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
1990
1991        // Fill the buffer with the a 1x1 checkerboard pattern ;)
1992        uint32_t* img = NULL;
1993        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
1994        if (err != NO_ERROR) {
1995            ALOGE("error pushing blank frames: lock failed: %s (%d)",
1996                    strerror(-err), -err);
1997            goto error;
1998        }
1999
2000        *img = 0;
2001
2002        err = buf->unlock();
2003        if (err != NO_ERROR) {
2004            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
2005                    strerror(-err), -err);
2006            goto error;
2007        }
2008
2009        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
2010                buf->getNativeBuffer(), -1);
2011        if (err != NO_ERROR) {
2012            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
2013                    strerror(-err), -err);
2014            goto error;
2015        }
2016
2017        anb = NULL;
2018    }
2019
2020error:
2021
2022    if (err != NO_ERROR) {
2023        // Clean up after an error.
2024        if (anb != NULL) {
2025            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
2026        }
2027
2028        native_window_api_disconnect(mNativeWindow.get(),
2029                NATIVE_WINDOW_API_CPU);
2030        native_window_api_connect(mNativeWindow.get(),
2031                NATIVE_WINDOW_API_MEDIA);
2032
2033        return err;
2034    } else {
2035        // Clean up after success.
2036        err = native_window_api_disconnect(mNativeWindow.get(),
2037                NATIVE_WINDOW_API_CPU);
2038        if (err != NO_ERROR) {
2039            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2040                    strerror(-err), -err);
2041            return err;
2042        }
2043
2044        err = native_window_api_connect(mNativeWindow.get(),
2045                NATIVE_WINDOW_API_MEDIA);
2046        if (err != NO_ERROR) {
2047            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2048                    strerror(-err), -err);
2049            return err;
2050        }
2051
2052        return NO_ERROR;
2053    }
2054}
2055
2056int64_t OMXCodec::getDecodingTimeUs() {
2057    CHECK(mIsEncoder && mIsVideo);
2058
2059    if (mDecodingTimeList.empty()) {
2060        CHECK(mSignalledEOS || mNoMoreOutputData);
2061        // No corresponding input frame available.
2062        // This could happen when EOS is reached.
2063        return 0;
2064    }
2065
2066    List<int64_t>::iterator it = mDecodingTimeList.begin();
2067    int64_t timeUs = *it;
2068    mDecodingTimeList.erase(it);
2069    return timeUs;
2070}
2071
2072void OMXCodec::on_message(const omx_message &msg) {
2073    if (mState == ERROR) {
2074        /*
2075         * only drop EVENT messages, EBD and FBD are still
2076         * processed for bookkeeping purposes
2077         */
2078        if (msg.type == omx_message::EVENT) {
2079            ALOGW("Dropping OMX EVENT message - we're in ERROR state.");
2080            return;
2081        }
2082    }
2083
2084    switch (msg.type) {
2085        case omx_message::EVENT:
2086        {
2087            onEvent(
2088                 msg.u.event_data.event, msg.u.event_data.data1,
2089                 msg.u.event_data.data2);
2090
2091            break;
2092        }
2093
2094        case omx_message::EMPTY_BUFFER_DONE:
2095        {
2096            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2097
2098            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2099
2100            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2101            size_t i = 0;
2102            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2103                ++i;
2104            }
2105
2106            CHECK(i < buffers->size());
2107            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2108                ALOGW("We already own input buffer %p, yet received "
2109                     "an EMPTY_BUFFER_DONE.", buffer);
2110            }
2111
2112            BufferInfo* info = &buffers->editItemAt(i);
2113            info->mStatus = OWNED_BY_US;
2114
2115            // Buffer could not be released until empty buffer done is called.
2116            if (info->mMediaBuffer != NULL) {
2117                info->mMediaBuffer->release();
2118                info->mMediaBuffer = NULL;
2119            }
2120
2121            if (mPortStatus[kPortIndexInput] == DISABLING) {
2122                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2123
2124                status_t err = freeBuffer(kPortIndexInput, i);
2125                CHECK_EQ(err, (status_t)OK);
2126            } else if (mState != ERROR
2127                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2128                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2129
2130                if (mFlags & kUseSecureInputBuffers) {
2131                    drainAnyInputBuffer();
2132                } else {
2133                    drainInputBuffer(&buffers->editItemAt(i));
2134                }
2135            }
2136            break;
2137        }
2138
2139        case omx_message::FILL_BUFFER_DONE:
2140        {
2141            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2142            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2143
2144            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2145                 buffer,
2146                 msg.u.extended_buffer_data.range_length,
2147                 flags,
2148                 msg.u.extended_buffer_data.timestamp,
2149                 msg.u.extended_buffer_data.timestamp / 1E6);
2150
2151            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2152            size_t i = 0;
2153            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2154                ++i;
2155            }
2156
2157            CHECK(i < buffers->size());
2158            BufferInfo *info = &buffers->editItemAt(i);
2159
2160            if (info->mStatus != OWNED_BY_COMPONENT) {
2161                ALOGW("We already own output buffer %p, yet received "
2162                     "a FILL_BUFFER_DONE.", buffer);
2163            }
2164
2165            info->mStatus = OWNED_BY_US;
2166
2167            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2168                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2169
2170                status_t err = freeBuffer(kPortIndexOutput, i);
2171                CHECK_EQ(err, (status_t)OK);
2172
2173#if 0
2174            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2175                       && (flags & OMX_BUFFERFLAG_EOS)) {
2176                CODEC_LOGV("No more output data.");
2177                mNoMoreOutputData = true;
2178                mBufferFilled.signal();
2179#endif
2180            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2181                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2182
2183                if (info->mMediaBuffer == NULL) {
2184                    CHECK(mOMXLivesLocally);
2185                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2186                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2187
2188                    // The qcom video decoders on Nexus don't actually allocate
2189                    // output buffer memory on a call to OMX_AllocateBuffer
2190                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2191                    // structure is only filled in later.
2192
2193                    info->mMediaBuffer = new MediaBuffer(
2194                            msg.u.extended_buffer_data.data_ptr,
2195                            info->mSize);
2196                    info->mMediaBuffer->setObserver(this);
2197                }
2198
2199                MediaBuffer *buffer = info->mMediaBuffer;
2200                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2201
2202                if (!isGraphicBuffer
2203                    && msg.u.extended_buffer_data.range_offset
2204                        + msg.u.extended_buffer_data.range_length
2205                            > buffer->size()) {
2206                    CODEC_LOGE(
2207                            "Codec lied about its buffer size requirements, "
2208                            "sending a buffer larger than the originally "
2209                            "advertised size in FILL_BUFFER_DONE!");
2210                }
2211                buffer->set_range(
2212                        msg.u.extended_buffer_data.range_offset,
2213                        msg.u.extended_buffer_data.range_length);
2214
2215                buffer->meta_data()->clear();
2216
2217                buffer->meta_data()->setInt64(
2218                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2219
2220                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2221                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2222                }
2223                bool isCodecSpecific = false;
2224                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2225                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2226                    isCodecSpecific = true;
2227                }
2228
2229                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2230                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2231                }
2232
2233                buffer->meta_data()->setPointer(
2234                        kKeyPlatformPrivate,
2235                        msg.u.extended_buffer_data.platform_private);
2236
2237                buffer->meta_data()->setPointer(
2238                        kKeyBufferID,
2239                        msg.u.extended_buffer_data.buffer);
2240
2241                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2242                    CODEC_LOGV("No more output data.");
2243                    mNoMoreOutputData = true;
2244                }
2245
2246                if (mIsEncoder && mIsVideo) {
2247                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2248                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2249                }
2250
2251                if (mTargetTimeUs >= 0) {
2252                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2253
2254                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2255                        CODEC_LOGV(
2256                                "skipping output buffer at timestamp %lld us",
2257                                msg.u.extended_buffer_data.timestamp);
2258
2259                        fillOutputBuffer(info);
2260                        break;
2261                    }
2262
2263                    CODEC_LOGV(
2264                            "returning output buffer at target timestamp "
2265                            "%lld us",
2266                            msg.u.extended_buffer_data.timestamp);
2267
2268                    mTargetTimeUs = -1;
2269                }
2270
2271                mFilledBuffers.push_back(i);
2272                mBufferFilled.signal();
2273                if (mIsEncoder) {
2274                    sched_yield();
2275                }
2276            }
2277
2278            break;
2279        }
2280
2281        default:
2282        {
2283            CHECK(!"should not be here.");
2284            break;
2285        }
2286    }
2287}
2288
2289// Has the format changed in any way that the client would have to be aware of?
2290static bool formatHasNotablyChanged(
2291        const sp<MetaData> &from, const sp<MetaData> &to) {
2292    if (from.get() == NULL && to.get() == NULL) {
2293        return false;
2294    }
2295
2296    if ((from.get() == NULL && to.get() != NULL)
2297        || (from.get() != NULL && to.get() == NULL)) {
2298        return true;
2299    }
2300
2301    const char *mime_from, *mime_to;
2302    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2303    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2304
2305    if (strcasecmp(mime_from, mime_to)) {
2306        return true;
2307    }
2308
2309    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2310        int32_t colorFormat_from, colorFormat_to;
2311        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2312        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2313
2314        if (colorFormat_from != colorFormat_to) {
2315            return true;
2316        }
2317
2318        int32_t width_from, width_to;
2319        CHECK(from->findInt32(kKeyWidth, &width_from));
2320        CHECK(to->findInt32(kKeyWidth, &width_to));
2321
2322        if (width_from != width_to) {
2323            return true;
2324        }
2325
2326        int32_t height_from, height_to;
2327        CHECK(from->findInt32(kKeyHeight, &height_from));
2328        CHECK(to->findInt32(kKeyHeight, &height_to));
2329
2330        if (height_from != height_to) {
2331            return true;
2332        }
2333
2334        int32_t left_from, top_from, right_from, bottom_from;
2335        CHECK(from->findRect(
2336                    kKeyCropRect,
2337                    &left_from, &top_from, &right_from, &bottom_from));
2338
2339        int32_t left_to, top_to, right_to, bottom_to;
2340        CHECK(to->findRect(
2341                    kKeyCropRect,
2342                    &left_to, &top_to, &right_to, &bottom_to));
2343
2344        if (left_to != left_from || top_to != top_from
2345                || right_to != right_from || bottom_to != bottom_from) {
2346            return true;
2347        }
2348    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2349        int32_t numChannels_from, numChannels_to;
2350        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2351        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2352
2353        if (numChannels_from != numChannels_to) {
2354            return true;
2355        }
2356
2357        int32_t sampleRate_from, sampleRate_to;
2358        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2359        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2360
2361        if (sampleRate_from != sampleRate_to) {
2362            return true;
2363        }
2364    }
2365
2366    return false;
2367}
2368
2369void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2370    switch (event) {
2371        case OMX_EventCmdComplete:
2372        {
2373            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2374            break;
2375        }
2376
2377        case OMX_EventError:
2378        {
2379            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2380
2381            setState(ERROR);
2382            break;
2383        }
2384
2385        case OMX_EventPortSettingsChanged:
2386        {
2387            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2388                       data1, data2);
2389
2390            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2391                // There is no need to check whether mFilledBuffers is empty or not
2392                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2393                // the output buffers.
2394                if (data1 == kPortIndexOutput) {
2395                    CHECK(mFilledBuffers.empty());
2396                }
2397                onPortSettingsChanged(data1);
2398            } else if (data1 == kPortIndexOutput &&
2399                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2400                         data2 == OMX_IndexConfigCommonScale)) {
2401
2402                sp<MetaData> oldOutputFormat = mOutputFormat;
2403                initOutputFormat(mSource->getFormat());
2404
2405                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2406                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2407                    mOutputPortSettingsHaveChanged = true;
2408
2409                } else if (data2 == OMX_IndexConfigCommonScale) {
2410                    OMX_CONFIG_SCALEFACTORTYPE scale;
2411                    InitOMXParams(&scale);
2412                    scale.nPortIndex = kPortIndexOutput;
2413
2414                    // Change display dimension only when necessary.
2415                    if (OK == mOMX->getConfig(
2416                                        mNode,
2417                                        OMX_IndexConfigCommonScale,
2418                                        &scale, sizeof(scale))) {
2419                        int32_t left, top, right, bottom;
2420                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2421                                                      &left, &top,
2422                                                      &right, &bottom));
2423
2424                        // The scale is in 16.16 format.
2425                        // scale 1.0 = 0x010000. When there is no
2426                        // need to change the display, skip it.
2427                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2428                                scale.xWidth, scale.xHeight);
2429
2430                        if (scale.xWidth != 0x010000) {
2431                            mOutputFormat->setInt32(kKeyDisplayWidth,
2432                                    ((right - left +  1) * scale.xWidth)  >> 16);
2433                            mOutputPortSettingsHaveChanged = true;
2434                        }
2435
2436                        if (scale.xHeight != 0x010000) {
2437                            mOutputFormat->setInt32(kKeyDisplayHeight,
2438                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2439                            mOutputPortSettingsHaveChanged = true;
2440                        }
2441                    }
2442                }
2443            }
2444            break;
2445        }
2446
2447#if 0
2448        case OMX_EventBufferFlag:
2449        {
2450            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2451
2452            if (data1 == kPortIndexOutput) {
2453                mNoMoreOutputData = true;
2454            }
2455            break;
2456        }
2457#endif
2458
2459        default:
2460        {
2461            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2462            break;
2463        }
2464    }
2465}
2466
2467void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2468    switch (cmd) {
2469        case OMX_CommandStateSet:
2470        {
2471            onStateChange((OMX_STATETYPE)data);
2472            break;
2473        }
2474
2475        case OMX_CommandPortDisable:
2476        {
2477            OMX_U32 portIndex = data;
2478            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2479
2480            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2481            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2482            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2483
2484            mPortStatus[portIndex] = DISABLED;
2485
2486            if (mState == RECONFIGURING) {
2487                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2488
2489                sp<MetaData> oldOutputFormat = mOutputFormat;
2490                initOutputFormat(mSource->getFormat());
2491
2492                // Don't notify clients if the output port settings change
2493                // wasn't of importance to them, i.e. it may be that just the
2494                // number of buffers has changed and nothing else.
2495                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2496                if (!mOutputPortSettingsHaveChanged) {
2497                    mOutputPortSettingsHaveChanged = formatChanged;
2498                }
2499
2500                status_t err = enablePortAsync(portIndex);
2501                if (err != OK) {
2502                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2503                    setState(ERROR);
2504                } else {
2505                    err = allocateBuffersOnPort(portIndex);
2506                    if (err != OK) {
2507                        CODEC_LOGE("allocateBuffersOnPort (%s) failed "
2508                                   "(err = %d)",
2509                                   portIndex == kPortIndexInput
2510                                        ? "input" : "output",
2511                                   err);
2512
2513                        setState(ERROR);
2514                    }
2515                }
2516            }
2517            break;
2518        }
2519
2520        case OMX_CommandPortEnable:
2521        {
2522            OMX_U32 portIndex = data;
2523            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2524
2525            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2526            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2527
2528            mPortStatus[portIndex] = ENABLED;
2529
2530            if (mState == RECONFIGURING) {
2531                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2532
2533                setState(EXECUTING);
2534
2535                fillOutputBuffers();
2536            }
2537            break;
2538        }
2539
2540        case OMX_CommandFlush:
2541        {
2542            OMX_U32 portIndex = data;
2543
2544            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2545
2546            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2547            mPortStatus[portIndex] = ENABLED;
2548
2549            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2550                     mPortBuffers[portIndex].size());
2551
2552            if (mSkipCutBuffer != NULL && mPortStatus[kPortIndexOutput] == ENABLED) {
2553                mSkipCutBuffer->clear();
2554            }
2555
2556            if (mState == RECONFIGURING) {
2557                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2558
2559                disablePortAsync(portIndex);
2560            } else if (mState == EXECUTING_TO_IDLE) {
2561                if (mPortStatus[kPortIndexInput] == ENABLED
2562                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2563                    CODEC_LOGV("Finished flushing both ports, now completing "
2564                         "transition from EXECUTING to IDLE.");
2565
2566                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2567                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2568
2569                    status_t err =
2570                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2571                    CHECK_EQ(err, (status_t)OK);
2572                }
2573            } else {
2574                // We're flushing both ports in preparation for seeking.
2575
2576                if (mPortStatus[kPortIndexInput] == ENABLED
2577                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2578                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2579                         " seek-time.");
2580
2581                    // We implicitly resume pulling on our upstream source.
2582                    mPaused = false;
2583
2584                    drainInputBuffers();
2585                    fillOutputBuffers();
2586                }
2587
2588                if (mOutputPortSettingsChangedPending) {
2589                    CODEC_LOGV(
2590                            "Honoring deferred output port settings change.");
2591
2592                    mOutputPortSettingsChangedPending = false;
2593                    onPortSettingsChanged(kPortIndexOutput);
2594                }
2595            }
2596
2597            break;
2598        }
2599
2600        default:
2601        {
2602            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2603            break;
2604        }
2605    }
2606}
2607
2608void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2609    CODEC_LOGV("onStateChange %d", newState);
2610
2611    switch (newState) {
2612        case OMX_StateIdle:
2613        {
2614            CODEC_LOGV("Now Idle.");
2615            if (mState == LOADED_TO_IDLE) {
2616                status_t err = mOMX->sendCommand(
2617                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2618
2619                CHECK_EQ(err, (status_t)OK);
2620
2621                setState(IDLE_TO_EXECUTING);
2622            } else {
2623                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2624
2625                if (countBuffersWeOwn(mPortBuffers[kPortIndexInput]) !=
2626                    mPortBuffers[kPortIndexInput].size()) {
2627                    ALOGE("Codec did not return all input buffers "
2628                          "(received %d / %d)",
2629                            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2630                            mPortBuffers[kPortIndexInput].size());
2631                    TRESPASS();
2632                }
2633
2634                if (countBuffersWeOwn(mPortBuffers[kPortIndexOutput]) !=
2635                    mPortBuffers[kPortIndexOutput].size()) {
2636                    ALOGE("Codec did not return all output buffers "
2637                          "(received %d / %d)",
2638                            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2639                            mPortBuffers[kPortIndexOutput].size());
2640                    TRESPASS();
2641                }
2642
2643                status_t err = mOMX->sendCommand(
2644                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2645
2646                CHECK_EQ(err, (status_t)OK);
2647
2648                err = freeBuffersOnPort(kPortIndexInput);
2649                CHECK_EQ(err, (status_t)OK);
2650
2651                err = freeBuffersOnPort(kPortIndexOutput);
2652                CHECK_EQ(err, (status_t)OK);
2653
2654                mPortStatus[kPortIndexInput] = ENABLED;
2655                mPortStatus[kPortIndexOutput] = ENABLED;
2656
2657                if ((mFlags & kEnableGrallocUsageProtected) &&
2658                        mNativeWindow != NULL) {
2659                    // We push enough 1x1 blank buffers to ensure that one of
2660                    // them has made it to the display.  This allows the OMX
2661                    // component teardown to zero out any protected buffers
2662                    // without the risk of scanning out one of those buffers.
2663                    pushBlankBuffersToNativeWindow();
2664                }
2665
2666                setState(IDLE_TO_LOADED);
2667            }
2668            break;
2669        }
2670
2671        case OMX_StateExecuting:
2672        {
2673            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2674
2675            CODEC_LOGV("Now Executing.");
2676
2677            mOutputPortSettingsChangedPending = false;
2678
2679            setState(EXECUTING);
2680
2681            // Buffers will be submitted to the component in the first
2682            // call to OMXCodec::read as mInitialBufferSubmit is true at
2683            // this point. This ensures that this on_message call returns,
2684            // releases the lock and ::init can notice the state change and
2685            // itself return.
2686            break;
2687        }
2688
2689        case OMX_StateLoaded:
2690        {
2691            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2692
2693            CODEC_LOGV("Now Loaded.");
2694
2695            setState(LOADED);
2696            break;
2697        }
2698
2699        case OMX_StateInvalid:
2700        {
2701            setState(ERROR);
2702            break;
2703        }
2704
2705        default:
2706        {
2707            CHECK(!"should not be here.");
2708            break;
2709        }
2710    }
2711}
2712
2713// static
2714size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2715    size_t n = 0;
2716    for (size_t i = 0; i < buffers.size(); ++i) {
2717        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2718            ++n;
2719        }
2720    }
2721
2722    return n;
2723}
2724
2725status_t OMXCodec::freeBuffersOnPort(
2726        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2727    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2728
2729    status_t stickyErr = OK;
2730
2731    for (size_t i = buffers->size(); i-- > 0;) {
2732        BufferInfo *info = &buffers->editItemAt(i);
2733
2734        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2735            continue;
2736        }
2737
2738        CHECK(info->mStatus == OWNED_BY_US
2739                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2740
2741        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2742
2743        status_t err = freeBuffer(portIndex, i);
2744
2745        if (err != OK) {
2746            stickyErr = err;
2747        }
2748
2749    }
2750
2751    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2752
2753    return stickyErr;
2754}
2755
2756status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2757    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2758
2759    BufferInfo *info = &buffers->editItemAt(bufIndex);
2760
2761    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2762
2763    if (err == OK && info->mMediaBuffer != NULL) {
2764        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2765        info->mMediaBuffer->setObserver(NULL);
2766
2767        // Make sure nobody but us owns this buffer at this point.
2768        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2769
2770        // Cancel the buffer if it belongs to an ANativeWindow.
2771        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2772        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2773            err = cancelBufferToNativeWindow(info);
2774        }
2775
2776        info->mMediaBuffer->release();
2777        info->mMediaBuffer = NULL;
2778    }
2779
2780    if (err == OK) {
2781        buffers->removeAt(bufIndex);
2782    }
2783
2784    return err;
2785}
2786
2787void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2788    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2789
2790    CHECK_EQ((int)mState, (int)EXECUTING);
2791    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2792    CHECK(!mOutputPortSettingsChangedPending);
2793
2794    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2795        CODEC_LOGV("Deferring output port settings change.");
2796        mOutputPortSettingsChangedPending = true;
2797        return;
2798    }
2799
2800    setState(RECONFIGURING);
2801
2802    if (mQuirks & kNeedsFlushBeforeDisable) {
2803        if (!flushPortAsync(portIndex)) {
2804            onCmdComplete(OMX_CommandFlush, portIndex);
2805        }
2806    } else {
2807        disablePortAsync(portIndex);
2808    }
2809}
2810
2811bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2812    CHECK(mState == EXECUTING || mState == RECONFIGURING
2813            || mState == EXECUTING_TO_IDLE);
2814
2815    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2816         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2817         mPortBuffers[portIndex].size());
2818
2819    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2820    mPortStatus[portIndex] = SHUTTING_DOWN;
2821
2822    if ((mQuirks & kRequiresFlushCompleteEmulation)
2823        && countBuffersWeOwn(mPortBuffers[portIndex])
2824                == mPortBuffers[portIndex].size()) {
2825        // No flush is necessary and this component fails to send a
2826        // flush-complete event in this case.
2827
2828        return false;
2829    }
2830
2831    status_t err =
2832        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2833    CHECK_EQ(err, (status_t)OK);
2834
2835    return true;
2836}
2837
2838void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2839    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2840
2841    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2842    mPortStatus[portIndex] = DISABLING;
2843
2844    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2845    status_t err =
2846        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2847    CHECK_EQ(err, (status_t)OK);
2848
2849    freeBuffersOnPort(portIndex, true);
2850}
2851
2852status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2853    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2854
2855    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2856    mPortStatus[portIndex] = ENABLING;
2857
2858    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2859    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2860}
2861
2862void OMXCodec::fillOutputBuffers() {
2863    CHECK_EQ((int)mState, (int)EXECUTING);
2864
2865    // This is a workaround for some decoders not properly reporting
2866    // end-of-output-stream. If we own all input buffers and also own
2867    // all output buffers and we already signalled end-of-input-stream,
2868    // the end-of-output-stream is implied.
2869    if (mSignalledEOS
2870            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2871                == mPortBuffers[kPortIndexInput].size()
2872            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2873                == mPortBuffers[kPortIndexOutput].size()) {
2874        mNoMoreOutputData = true;
2875        mBufferFilled.signal();
2876
2877        return;
2878    }
2879
2880    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2881    for (size_t i = 0; i < buffers->size(); ++i) {
2882        BufferInfo *info = &buffers->editItemAt(i);
2883        if (info->mStatus == OWNED_BY_US) {
2884            fillOutputBuffer(&buffers->editItemAt(i));
2885        }
2886    }
2887}
2888
2889void OMXCodec::drainInputBuffers() {
2890    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2891
2892    if (mFlags & kUseSecureInputBuffers) {
2893        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2894        for (size_t i = 0; i < buffers->size(); ++i) {
2895            if (!drainAnyInputBuffer()
2896                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2897                break;
2898            }
2899        }
2900    } else {
2901        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2902        for (size_t i = 0; i < buffers->size(); ++i) {
2903            BufferInfo *info = &buffers->editItemAt(i);
2904
2905            if (info->mStatus != OWNED_BY_US) {
2906                continue;
2907            }
2908
2909            if (!drainInputBuffer(info)) {
2910                break;
2911            }
2912
2913            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2914                break;
2915            }
2916        }
2917    }
2918}
2919
2920bool OMXCodec::drainAnyInputBuffer() {
2921    return drainInputBuffer((BufferInfo *)NULL);
2922}
2923
2924OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
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->mData == ptr) {
2930            CODEC_LOGV(
2931                    "input buffer data ptr = %p, buffer_id = %p",
2932                    ptr,
2933                    info->mBuffer);
2934
2935            return info;
2936        }
2937    }
2938
2939    TRESPASS();
2940}
2941
2942OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2943    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2944    for (size_t i = 0; i < infos->size(); ++i) {
2945        BufferInfo *info = &infos->editItemAt(i);
2946
2947        if (info->mStatus == OWNED_BY_US) {
2948            return info;
2949        }
2950    }
2951
2952    TRESPASS();
2953}
2954
2955bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2956    if (info != NULL) {
2957        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2958    }
2959
2960    if (mSignalledEOS) {
2961        return false;
2962    }
2963
2964    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2965        CHECK(!(mFlags & kUseSecureInputBuffers));
2966
2967        const CodecSpecificData *specific =
2968            mCodecSpecificData[mCodecSpecificDataIndex];
2969
2970        size_t size = specific->mSize;
2971
2972        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2973                && !(mQuirks & kWantsNALFragments)) {
2974            static const uint8_t kNALStartCode[4] =
2975                    { 0x00, 0x00, 0x00, 0x01 };
2976
2977            CHECK(info->mSize >= specific->mSize + 4);
2978
2979            size += 4;
2980
2981            memcpy(info->mData, kNALStartCode, 4);
2982            memcpy((uint8_t *)info->mData + 4,
2983                   specific->mData, specific->mSize);
2984        } else {
2985            CHECK(info->mSize >= specific->mSize);
2986            memcpy(info->mData, specific->mData, specific->mSize);
2987        }
2988
2989        mNoMoreOutputData = false;
2990
2991        CODEC_LOGV("calling emptyBuffer with codec specific data");
2992
2993        status_t err = mOMX->emptyBuffer(
2994                mNode, info->mBuffer, 0, size,
2995                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2996                0);
2997        CHECK_EQ(err, (status_t)OK);
2998
2999        info->mStatus = OWNED_BY_COMPONENT;
3000
3001        ++mCodecSpecificDataIndex;
3002        return true;
3003    }
3004
3005    if (mPaused) {
3006        return false;
3007    }
3008
3009    status_t err;
3010
3011    bool signalEOS = false;
3012    int64_t timestampUs = 0;
3013
3014    size_t offset = 0;
3015    int32_t n = 0;
3016
3017
3018    for (;;) {
3019        MediaBuffer *srcBuffer;
3020        if (mSeekTimeUs >= 0) {
3021            if (mLeftOverBuffer) {
3022                mLeftOverBuffer->release();
3023                mLeftOverBuffer = NULL;
3024            }
3025
3026            MediaSource::ReadOptions options;
3027            options.setSeekTo(mSeekTimeUs, mSeekMode);
3028
3029            mSeekTimeUs = -1;
3030            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3031            mBufferFilled.signal();
3032
3033            err = mSource->read(&srcBuffer, &options);
3034
3035            if (err == OK) {
3036                int64_t targetTimeUs;
3037                if (srcBuffer->meta_data()->findInt64(
3038                            kKeyTargetTime, &targetTimeUs)
3039                        && targetTimeUs >= 0) {
3040                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3041                    mTargetTimeUs = targetTimeUs;
3042                } else {
3043                    mTargetTimeUs = -1;
3044                }
3045            }
3046        } else if (mLeftOverBuffer) {
3047            srcBuffer = mLeftOverBuffer;
3048            mLeftOverBuffer = NULL;
3049
3050            err = OK;
3051        } else {
3052            err = mSource->read(&srcBuffer);
3053        }
3054
3055        if (err != OK) {
3056            signalEOS = true;
3057            mFinalStatus = err;
3058            mSignalledEOS = true;
3059            mBufferFilled.signal();
3060            break;
3061        }
3062
3063        if (mFlags & kUseSecureInputBuffers) {
3064            info = findInputBufferByDataPointer(srcBuffer->data());
3065            CHECK(info != NULL);
3066        }
3067
3068        size_t remainingBytes = info->mSize - offset;
3069
3070        if (srcBuffer->range_length() > remainingBytes) {
3071            if (offset == 0) {
3072                CODEC_LOGE(
3073                     "Codec's input buffers are too small to accomodate "
3074                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3075                     info->mSize, srcBuffer->range_length());
3076
3077                srcBuffer->release();
3078                srcBuffer = NULL;
3079
3080                setState(ERROR);
3081                return false;
3082            }
3083
3084            mLeftOverBuffer = srcBuffer;
3085            break;
3086        }
3087
3088        bool releaseBuffer = true;
3089        if (mFlags & kStoreMetaDataInVideoBuffers) {
3090                releaseBuffer = false;
3091                info->mMediaBuffer = srcBuffer;
3092        }
3093
3094        if (mFlags & kUseSecureInputBuffers) {
3095                // Data in "info" is already provided at this time.
3096
3097                releaseBuffer = false;
3098
3099                CHECK(info->mMediaBuffer == NULL);
3100                info->mMediaBuffer = srcBuffer;
3101        } else {
3102            CHECK(srcBuffer->data() != NULL) ;
3103            memcpy((uint8_t *)info->mData + offset,
3104                    (const uint8_t *)srcBuffer->data()
3105                        + srcBuffer->range_offset(),
3106                    srcBuffer->range_length());
3107        }
3108
3109        int64_t lastBufferTimeUs;
3110        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3111        CHECK(lastBufferTimeUs >= 0);
3112        if (mIsEncoder && mIsVideo) {
3113            mDecodingTimeList.push_back(lastBufferTimeUs);
3114        }
3115
3116        if (offset == 0) {
3117            timestampUs = lastBufferTimeUs;
3118        }
3119
3120        offset += srcBuffer->range_length();
3121
3122        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3123            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3124            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3125
3126            int32_t numPageSamples;
3127            if (!srcBuffer->meta_data()->findInt32(
3128                        kKeyValidSamples, &numPageSamples)) {
3129                numPageSamples = -1;
3130            }
3131
3132            memcpy((uint8_t *)info->mData + offset,
3133                   &numPageSamples,
3134                   sizeof(numPageSamples));
3135
3136            offset += sizeof(numPageSamples);
3137        }
3138
3139        if (releaseBuffer) {
3140            srcBuffer->release();
3141            srcBuffer = NULL;
3142        }
3143
3144        ++n;
3145
3146        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3147            break;
3148        }
3149
3150        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3151
3152        if (coalescedDurationUs > 250000ll) {
3153            // Don't coalesce more than 250ms worth of encoded data at once.
3154            break;
3155        }
3156    }
3157
3158    if (n > 1) {
3159        ALOGV("coalesced %d frames into one input buffer", n);
3160    }
3161
3162    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3163
3164    if (signalEOS) {
3165        flags |= OMX_BUFFERFLAG_EOS;
3166    } else {
3167        mNoMoreOutputData = false;
3168    }
3169
3170    if (info == NULL) {
3171        CHECK(mFlags & kUseSecureInputBuffers);
3172        CHECK(signalEOS);
3173
3174        // This is fishy, there's still a MediaBuffer corresponding to this
3175        // info available to the source at this point even though we're going
3176        // to use it to signal EOS to the codec.
3177        info = findEmptyInputBuffer();
3178    }
3179
3180    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3181               "timestamp %lld us (%.2f secs)",
3182               info->mBuffer, offset,
3183               timestampUs, timestampUs / 1E6);
3184
3185    err = mOMX->emptyBuffer(
3186            mNode, info->mBuffer, 0, offset,
3187            flags, timestampUs);
3188
3189    if (err != OK) {
3190        setState(ERROR);
3191        return false;
3192    }
3193
3194    info->mStatus = OWNED_BY_COMPONENT;
3195
3196    return true;
3197}
3198
3199void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3200    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3201
3202    if (mNoMoreOutputData) {
3203        CODEC_LOGV("There is no more output data available, not "
3204             "calling fillOutputBuffer");
3205        return;
3206    }
3207
3208    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3209    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3210
3211    if (err != OK) {
3212        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3213
3214        setState(ERROR);
3215        return;
3216    }
3217
3218    info->mStatus = OWNED_BY_COMPONENT;
3219}
3220
3221bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3222    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3223    for (size_t i = 0; i < buffers->size(); ++i) {
3224        if ((*buffers)[i].mBuffer == buffer) {
3225            return drainInputBuffer(&buffers->editItemAt(i));
3226        }
3227    }
3228
3229    CHECK(!"should not be here.");
3230
3231    return false;
3232}
3233
3234void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3235    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3236    for (size_t i = 0; i < buffers->size(); ++i) {
3237        if ((*buffers)[i].mBuffer == buffer) {
3238            fillOutputBuffer(&buffers->editItemAt(i));
3239            return;
3240        }
3241    }
3242
3243    CHECK(!"should not be here.");
3244}
3245
3246void OMXCodec::setState(State newState) {
3247    mState = newState;
3248    mAsyncCompletion.signal();
3249
3250    // This may cause some spurious wakeups but is necessary to
3251    // unblock the reader if we enter ERROR state.
3252    mBufferFilled.signal();
3253}
3254
3255status_t OMXCodec::waitForBufferFilled_l() {
3256
3257    if (mIsEncoder) {
3258        // For timelapse video recording, the timelapse video recording may
3259        // not send an input frame for a _long_ time. Do not use timeout
3260        // for video encoding.
3261        return mBufferFilled.wait(mLock);
3262    }
3263    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3264    if (err != OK) {
3265        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3266            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3267            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3268    }
3269    return err;
3270}
3271
3272void OMXCodec::setRawAudioFormat(
3273        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3274
3275    // port definition
3276    OMX_PARAM_PORTDEFINITIONTYPE def;
3277    InitOMXParams(&def);
3278    def.nPortIndex = portIndex;
3279    status_t err = mOMX->getParameter(
3280            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3281    CHECK_EQ(err, (status_t)OK);
3282    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3283    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3284            &def, sizeof(def)), (status_t)OK);
3285
3286    // pcm param
3287    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3288    InitOMXParams(&pcmParams);
3289    pcmParams.nPortIndex = portIndex;
3290
3291    err = mOMX->getParameter(
3292            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3293
3294    CHECK_EQ(err, (status_t)OK);
3295
3296    pcmParams.nChannels = numChannels;
3297    pcmParams.eNumData = OMX_NumericalDataSigned;
3298    pcmParams.bInterleaved = OMX_TRUE;
3299    pcmParams.nBitPerSample = 16;
3300    pcmParams.nSamplingRate = sampleRate;
3301    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3302
3303    CHECK_EQ(getOMXChannelMapping(
3304                numChannels, pcmParams.eChannelMapping), (status_t)OK);
3305
3306    err = mOMX->setParameter(
3307            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3308
3309    CHECK_EQ(err, (status_t)OK);
3310}
3311
3312static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3313    if (isAMRWB) {
3314        if (bps <= 6600) {
3315            return OMX_AUDIO_AMRBandModeWB0;
3316        } else if (bps <= 8850) {
3317            return OMX_AUDIO_AMRBandModeWB1;
3318        } else if (bps <= 12650) {
3319            return OMX_AUDIO_AMRBandModeWB2;
3320        } else if (bps <= 14250) {
3321            return OMX_AUDIO_AMRBandModeWB3;
3322        } else if (bps <= 15850) {
3323            return OMX_AUDIO_AMRBandModeWB4;
3324        } else if (bps <= 18250) {
3325            return OMX_AUDIO_AMRBandModeWB5;
3326        } else if (bps <= 19850) {
3327            return OMX_AUDIO_AMRBandModeWB6;
3328        } else if (bps <= 23050) {
3329            return OMX_AUDIO_AMRBandModeWB7;
3330        }
3331
3332        // 23850 bps
3333        return OMX_AUDIO_AMRBandModeWB8;
3334    } else {  // AMRNB
3335        if (bps <= 4750) {
3336            return OMX_AUDIO_AMRBandModeNB0;
3337        } else if (bps <= 5150) {
3338            return OMX_AUDIO_AMRBandModeNB1;
3339        } else if (bps <= 5900) {
3340            return OMX_AUDIO_AMRBandModeNB2;
3341        } else if (bps <= 6700) {
3342            return OMX_AUDIO_AMRBandModeNB3;
3343        } else if (bps <= 7400) {
3344            return OMX_AUDIO_AMRBandModeNB4;
3345        } else if (bps <= 7950) {
3346            return OMX_AUDIO_AMRBandModeNB5;
3347        } else if (bps <= 10200) {
3348            return OMX_AUDIO_AMRBandModeNB6;
3349        }
3350
3351        // 12200 bps
3352        return OMX_AUDIO_AMRBandModeNB7;
3353    }
3354}
3355
3356void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3357    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3358
3359    OMX_AUDIO_PARAM_AMRTYPE def;
3360    InitOMXParams(&def);
3361    def.nPortIndex = portIndex;
3362
3363    status_t err =
3364        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3365
3366    CHECK_EQ(err, (status_t)OK);
3367
3368    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3369
3370    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3371    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3372    CHECK_EQ(err, (status_t)OK);
3373
3374    ////////////////////////
3375
3376    if (mIsEncoder) {
3377        sp<MetaData> format = mSource->getFormat();
3378        int32_t sampleRate;
3379        int32_t numChannels;
3380        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3381        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3382
3383        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3384    }
3385}
3386
3387status_t OMXCodec::setAACFormat(
3388        int32_t numChannels, int32_t sampleRate, int32_t bitRate, int32_t aacProfile, bool isADTS) {
3389    if (numChannels > 2) {
3390        ALOGW("Number of channels: (%d) \n", numChannels);
3391    }
3392
3393    if (mIsEncoder) {
3394        if (isADTS) {
3395            return -EINVAL;
3396        }
3397
3398        //////////////// input port ////////////////////
3399        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3400
3401        //////////////// output port ////////////////////
3402        // format
3403        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3404        InitOMXParams(&format);
3405        format.nPortIndex = kPortIndexOutput;
3406        format.nIndex = 0;
3407        status_t err = OMX_ErrorNone;
3408        while (OMX_ErrorNone == err) {
3409            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3410                    &format, sizeof(format)), (status_t)OK);
3411            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3412                break;
3413            }
3414            format.nIndex++;
3415        }
3416        CHECK_EQ((status_t)OK, err);
3417        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3418                &format, sizeof(format)), (status_t)OK);
3419
3420        // port definition
3421        OMX_PARAM_PORTDEFINITIONTYPE def;
3422        InitOMXParams(&def);
3423        def.nPortIndex = kPortIndexOutput;
3424        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3425                &def, sizeof(def)), (status_t)OK);
3426        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3427        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3428        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3429                &def, sizeof(def)), (status_t)OK);
3430
3431        // profile
3432        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3433        InitOMXParams(&profile);
3434        profile.nPortIndex = kPortIndexOutput;
3435        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3436                &profile, sizeof(profile)), (status_t)OK);
3437        profile.nChannels = numChannels;
3438        profile.eChannelMode = (numChannels == 1?
3439                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3440        profile.nSampleRate = sampleRate;
3441        profile.nBitRate = bitRate;
3442        profile.nAudioBandWidth = 0;
3443        profile.nFrameLength = 0;
3444        profile.nAACtools = OMX_AUDIO_AACToolAll;
3445        profile.nAACERtools = OMX_AUDIO_AACERNone;
3446        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
3447        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3448        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3449                &profile, sizeof(profile));
3450
3451        if (err != OK) {
3452            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3453                       "(err = %d)",
3454                       err);
3455            return err;
3456        }
3457    } else {
3458        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3459        InitOMXParams(&profile);
3460        profile.nPortIndex = kPortIndexInput;
3461
3462        status_t err = mOMX->getParameter(
3463                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3464        CHECK_EQ(err, (status_t)OK);
3465
3466        profile.nChannels = numChannels;
3467        profile.nSampleRate = sampleRate;
3468
3469        profile.eAACStreamFormat =
3470            isADTS
3471                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3472                : OMX_AUDIO_AACStreamFormatMP4FF;
3473
3474        err = mOMX->setParameter(
3475                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3476
3477        if (err != OK) {
3478            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3479                       "(err = %d)",
3480                       err);
3481            return err;
3482        }
3483    }
3484
3485    return OK;
3486}
3487
3488void OMXCodec::setG711Format(int32_t numChannels) {
3489    CHECK(!mIsEncoder);
3490    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3491}
3492
3493void OMXCodec::setImageOutputFormat(
3494        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3495    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3496
3497#if 0
3498    OMX_INDEXTYPE index;
3499    status_t err = mOMX->get_extension_index(
3500            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3501    CHECK_EQ(err, (status_t)OK);
3502
3503    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3504    CHECK_EQ(err, (status_t)OK);
3505#endif
3506
3507    OMX_PARAM_PORTDEFINITIONTYPE def;
3508    InitOMXParams(&def);
3509    def.nPortIndex = kPortIndexOutput;
3510
3511    status_t err = mOMX->getParameter(
3512            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3513    CHECK_EQ(err, (status_t)OK);
3514
3515    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3516
3517    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3518
3519    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3520    imageDef->eColorFormat = format;
3521    imageDef->nFrameWidth = width;
3522    imageDef->nFrameHeight = height;
3523
3524    switch (format) {
3525        case OMX_COLOR_FormatYUV420PackedPlanar:
3526        case OMX_COLOR_FormatYUV411Planar:
3527        {
3528            def.nBufferSize = (width * height * 3) / 2;
3529            break;
3530        }
3531
3532        case OMX_COLOR_FormatCbYCrY:
3533        {
3534            def.nBufferSize = width * height * 2;
3535            break;
3536        }
3537
3538        case OMX_COLOR_Format32bitARGB8888:
3539        {
3540            def.nBufferSize = width * height * 4;
3541            break;
3542        }
3543
3544        case OMX_COLOR_Format16bitARGB4444:
3545        case OMX_COLOR_Format16bitARGB1555:
3546        case OMX_COLOR_Format16bitRGB565:
3547        case OMX_COLOR_Format16bitBGR565:
3548        {
3549            def.nBufferSize = width * height * 2;
3550            break;
3551        }
3552
3553        default:
3554            CHECK(!"Should not be here. Unknown color format.");
3555            break;
3556    }
3557
3558    def.nBufferCountActual = def.nBufferCountMin;
3559
3560    err = mOMX->setParameter(
3561            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3562    CHECK_EQ(err, (status_t)OK);
3563}
3564
3565void OMXCodec::setJPEGInputFormat(
3566        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3567    OMX_PARAM_PORTDEFINITIONTYPE def;
3568    InitOMXParams(&def);
3569    def.nPortIndex = kPortIndexInput;
3570
3571    status_t err = mOMX->getParameter(
3572            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3573    CHECK_EQ(err, (status_t)OK);
3574
3575    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3576    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3577
3578    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3579    imageDef->nFrameWidth = width;
3580    imageDef->nFrameHeight = height;
3581
3582    def.nBufferSize = compressedSize;
3583    def.nBufferCountActual = def.nBufferCountMin;
3584
3585    err = mOMX->setParameter(
3586            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3587    CHECK_EQ(err, (status_t)OK);
3588}
3589
3590void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3591    CodecSpecificData *specific =
3592        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3593
3594    specific->mSize = size;
3595    memcpy(specific->mData, data, size);
3596
3597    mCodecSpecificData.push(specific);
3598}
3599
3600void OMXCodec::clearCodecSpecificData() {
3601    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3602        free(mCodecSpecificData.editItemAt(i));
3603    }
3604    mCodecSpecificData.clear();
3605    mCodecSpecificDataIndex = 0;
3606}
3607
3608status_t OMXCodec::start(MetaData *meta) {
3609    Mutex::Autolock autoLock(mLock);
3610
3611    if (mState != LOADED) {
3612        CODEC_LOGE("called start in the unexpected state: %d", mState);
3613        return UNKNOWN_ERROR;
3614    }
3615
3616    sp<MetaData> params = new MetaData;
3617    if (mQuirks & kWantsNALFragments) {
3618        params->setInt32(kKeyWantsNALFragments, true);
3619    }
3620    if (meta) {
3621        int64_t startTimeUs = 0;
3622        int64_t timeUs;
3623        if (meta->findInt64(kKeyTime, &timeUs)) {
3624            startTimeUs = timeUs;
3625        }
3626        params->setInt64(kKeyTime, startTimeUs);
3627    }
3628
3629    mCodecSpecificDataIndex = 0;
3630    mInitialBufferSubmit = true;
3631    mSignalledEOS = false;
3632    mNoMoreOutputData = false;
3633    mOutputPortSettingsHaveChanged = false;
3634    mSeekTimeUs = -1;
3635    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3636    mTargetTimeUs = -1;
3637    mFilledBuffers.clear();
3638    mPaused = false;
3639
3640    status_t err;
3641    if (mIsEncoder) {
3642        // Calling init() before starting its source so that we can configure,
3643        // if supported, the source to use exactly the same number of input
3644        // buffers as requested by the encoder.
3645        if ((err = init()) != OK) {
3646            CODEC_LOGE("init failed: %d", err);
3647            return err;
3648        }
3649
3650        params->setInt32(kKeyNumBuffers, mPortBuffers[kPortIndexInput].size());
3651        err = mSource->start(params.get());
3652        if (err != OK) {
3653            CODEC_LOGE("source failed to start: %d", err);
3654            stopOmxComponent_l();
3655        }
3656        return err;
3657    }
3658
3659    // Decoder case
3660    if ((err = mSource->start(params.get())) != OK) {
3661        CODEC_LOGE("source failed to start: %d", err);
3662        return err;
3663    }
3664    return init();
3665}
3666
3667status_t OMXCodec::stop() {
3668    CODEC_LOGV("stop mState=%d", mState);
3669    Mutex::Autolock autoLock(mLock);
3670    status_t err = stopOmxComponent_l();
3671    mSource->stop();
3672
3673    CODEC_LOGV("stopped in state %d", mState);
3674    return err;
3675}
3676
3677status_t OMXCodec::stopOmxComponent_l() {
3678    CODEC_LOGV("stopOmxComponent_l mState=%d", mState);
3679
3680    while (isIntermediateState(mState)) {
3681        mAsyncCompletion.wait(mLock);
3682    }
3683
3684    bool isError = false;
3685    switch (mState) {
3686        case LOADED:
3687            break;
3688
3689        case ERROR:
3690        {
3691            if (mPortStatus[kPortIndexOutput] == ENABLING) {
3692                // Codec is in a wedged state (technical term)
3693                // We've seen an output port settings change from the codec,
3694                // We've disabled the output port, then freed the output
3695                // buffers, initiated re-enabling the output port but
3696                // failed to reallocate the output buffers.
3697                // There doesn't seem to be a way to orderly transition
3698                // from executing->idle and idle->loaded now that the
3699                // output port hasn't been reenabled yet...
3700                // Simply free as many resources as we can and pretend
3701                // that we're in LOADED state so that the destructor
3702                // will free the component instance without asserting.
3703                freeBuffersOnPort(kPortIndexInput, true /* onlyThoseWeOwn */);
3704                freeBuffersOnPort(kPortIndexOutput, true /* onlyThoseWeOwn */);
3705                setState(LOADED);
3706                break;
3707            } else {
3708                OMX_STATETYPE state = OMX_StateInvalid;
3709                status_t err = mOMX->getState(mNode, &state);
3710                CHECK_EQ(err, (status_t)OK);
3711
3712                if (state != OMX_StateExecuting) {
3713                    break;
3714                }
3715                // else fall through to the idling code
3716            }
3717
3718            isError = true;
3719        }
3720
3721        case EXECUTING:
3722        {
3723            setState(EXECUTING_TO_IDLE);
3724
3725            if (mQuirks & kRequiresFlushBeforeShutdown) {
3726                CODEC_LOGV("This component requires a flush before transitioning "
3727                     "from EXECUTING to IDLE...");
3728
3729                bool emulateInputFlushCompletion =
3730                    !flushPortAsync(kPortIndexInput);
3731
3732                bool emulateOutputFlushCompletion =
3733                    !flushPortAsync(kPortIndexOutput);
3734
3735                if (emulateInputFlushCompletion) {
3736                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3737                }
3738
3739                if (emulateOutputFlushCompletion) {
3740                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3741                }
3742            } else {
3743                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3744                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3745
3746                status_t err =
3747                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3748                CHECK_EQ(err, (status_t)OK);
3749            }
3750
3751            while (mState != LOADED && mState != ERROR) {
3752                mAsyncCompletion.wait(mLock);
3753            }
3754
3755            if (isError) {
3756                // We were in the ERROR state coming in, so restore that now
3757                // that we've idled the OMX component.
3758                setState(ERROR);
3759            }
3760
3761            break;
3762        }
3763
3764        default:
3765        {
3766            CHECK(!"should not be here.");
3767            break;
3768        }
3769    }
3770
3771    if (mLeftOverBuffer) {
3772        mLeftOverBuffer->release();
3773        mLeftOverBuffer = NULL;
3774    }
3775
3776    return OK;
3777}
3778
3779sp<MetaData> OMXCodec::getFormat() {
3780    Mutex::Autolock autoLock(mLock);
3781
3782    return mOutputFormat;
3783}
3784
3785status_t OMXCodec::read(
3786        MediaBuffer **buffer, const ReadOptions *options) {
3787    status_t err = OK;
3788    *buffer = NULL;
3789
3790    Mutex::Autolock autoLock(mLock);
3791
3792    if (mState != EXECUTING && mState != RECONFIGURING) {
3793        return UNKNOWN_ERROR;
3794    }
3795
3796    bool seeking = false;
3797    int64_t seekTimeUs;
3798    ReadOptions::SeekMode seekMode;
3799    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3800        seeking = true;
3801    }
3802
3803    if (mInitialBufferSubmit) {
3804        mInitialBufferSubmit = false;
3805
3806        if (seeking) {
3807            CHECK(seekTimeUs >= 0);
3808            mSeekTimeUs = seekTimeUs;
3809            mSeekMode = seekMode;
3810
3811            // There's no reason to trigger the code below, there's
3812            // nothing to flush yet.
3813            seeking = false;
3814            mPaused = false;
3815        }
3816
3817        drainInputBuffers();
3818
3819        if (mState == EXECUTING) {
3820            // Otherwise mState == RECONFIGURING and this code will trigger
3821            // after the output port is reenabled.
3822            fillOutputBuffers();
3823        }
3824    }
3825
3826    if (seeking) {
3827        while (mState == RECONFIGURING) {
3828            if ((err = waitForBufferFilled_l()) != OK) {
3829                return err;
3830            }
3831        }
3832
3833        if (mState != EXECUTING) {
3834            return UNKNOWN_ERROR;
3835        }
3836
3837        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3838
3839        mSignalledEOS = false;
3840
3841        CHECK(seekTimeUs >= 0);
3842        mSeekTimeUs = seekTimeUs;
3843        mSeekMode = seekMode;
3844
3845        mFilledBuffers.clear();
3846
3847        CHECK_EQ((int)mState, (int)EXECUTING);
3848
3849        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3850        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3851
3852        if (emulateInputFlushCompletion) {
3853            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3854        }
3855
3856        if (emulateOutputFlushCompletion) {
3857            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3858        }
3859
3860        while (mSeekTimeUs >= 0) {
3861            if ((err = waitForBufferFilled_l()) != OK) {
3862                return err;
3863            }
3864        }
3865    }
3866
3867    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3868        if ((err = waitForBufferFilled_l()) != OK) {
3869            return err;
3870        }
3871    }
3872
3873    if (mState == ERROR) {
3874        return UNKNOWN_ERROR;
3875    }
3876
3877    if (mFilledBuffers.empty()) {
3878        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3879    }
3880
3881    if (mOutputPortSettingsHaveChanged) {
3882        mOutputPortSettingsHaveChanged = false;
3883
3884        return INFO_FORMAT_CHANGED;
3885    }
3886
3887    size_t index = *mFilledBuffers.begin();
3888    mFilledBuffers.erase(mFilledBuffers.begin());
3889
3890    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3891    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3892    info->mStatus = OWNED_BY_CLIENT;
3893
3894    info->mMediaBuffer->add_ref();
3895    if (mSkipCutBuffer != NULL) {
3896        mSkipCutBuffer->submit(info->mMediaBuffer);
3897    }
3898    *buffer = info->mMediaBuffer;
3899
3900    return OK;
3901}
3902
3903void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3904    Mutex::Autolock autoLock(mLock);
3905
3906    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3907    for (size_t i = 0; i < buffers->size(); ++i) {
3908        BufferInfo *info = &buffers->editItemAt(i);
3909
3910        if (info->mMediaBuffer == buffer) {
3911            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3912            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3913
3914            info->mStatus = OWNED_BY_US;
3915
3916            if (buffer->graphicBuffer() == 0) {
3917                fillOutputBuffer(info);
3918            } else {
3919                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3920                int32_t rendered = 0;
3921                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3922                    rendered = 0;
3923                }
3924                if (!rendered) {
3925                    status_t err = cancelBufferToNativeWindow(info);
3926                    if (err < 0) {
3927                        return;
3928                    }
3929                }
3930
3931                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3932
3933                // Dequeue the next buffer from the native window.
3934                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3935                if (nextBufInfo == 0) {
3936                    return;
3937                }
3938
3939                // Give the buffer to the OMX node to fill.
3940                fillOutputBuffer(nextBufInfo);
3941            }
3942            return;
3943        }
3944    }
3945
3946    CHECK(!"should not be here.");
3947}
3948
3949static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3950    static const char *kNames[] = {
3951        "OMX_IMAGE_CodingUnused",
3952        "OMX_IMAGE_CodingAutoDetect",
3953        "OMX_IMAGE_CodingJPEG",
3954        "OMX_IMAGE_CodingJPEG2K",
3955        "OMX_IMAGE_CodingEXIF",
3956        "OMX_IMAGE_CodingTIFF",
3957        "OMX_IMAGE_CodingGIF",
3958        "OMX_IMAGE_CodingPNG",
3959        "OMX_IMAGE_CodingLZW",
3960        "OMX_IMAGE_CodingBMP",
3961    };
3962
3963    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3964
3965    if (type < 0 || (size_t)type >= numNames) {
3966        return "UNKNOWN";
3967    } else {
3968        return kNames[type];
3969    }
3970}
3971
3972static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3973    static const char *kNames[] = {
3974        "OMX_COLOR_FormatUnused",
3975        "OMX_COLOR_FormatMonochrome",
3976        "OMX_COLOR_Format8bitRGB332",
3977        "OMX_COLOR_Format12bitRGB444",
3978        "OMX_COLOR_Format16bitARGB4444",
3979        "OMX_COLOR_Format16bitARGB1555",
3980        "OMX_COLOR_Format16bitRGB565",
3981        "OMX_COLOR_Format16bitBGR565",
3982        "OMX_COLOR_Format18bitRGB666",
3983        "OMX_COLOR_Format18bitARGB1665",
3984        "OMX_COLOR_Format19bitARGB1666",
3985        "OMX_COLOR_Format24bitRGB888",
3986        "OMX_COLOR_Format24bitBGR888",
3987        "OMX_COLOR_Format24bitARGB1887",
3988        "OMX_COLOR_Format25bitARGB1888",
3989        "OMX_COLOR_Format32bitBGRA8888",
3990        "OMX_COLOR_Format32bitARGB8888",
3991        "OMX_COLOR_FormatYUV411Planar",
3992        "OMX_COLOR_FormatYUV411PackedPlanar",
3993        "OMX_COLOR_FormatYUV420Planar",
3994        "OMX_COLOR_FormatYUV420PackedPlanar",
3995        "OMX_COLOR_FormatYUV420SemiPlanar",
3996        "OMX_COLOR_FormatYUV422Planar",
3997        "OMX_COLOR_FormatYUV422PackedPlanar",
3998        "OMX_COLOR_FormatYUV422SemiPlanar",
3999        "OMX_COLOR_FormatYCbYCr",
4000        "OMX_COLOR_FormatYCrYCb",
4001        "OMX_COLOR_FormatCbYCrY",
4002        "OMX_COLOR_FormatCrYCbY",
4003        "OMX_COLOR_FormatYUV444Interleaved",
4004        "OMX_COLOR_FormatRawBayer8bit",
4005        "OMX_COLOR_FormatRawBayer10bit",
4006        "OMX_COLOR_FormatRawBayer8bitcompressed",
4007        "OMX_COLOR_FormatL2",
4008        "OMX_COLOR_FormatL4",
4009        "OMX_COLOR_FormatL8",
4010        "OMX_COLOR_FormatL16",
4011        "OMX_COLOR_FormatL24",
4012        "OMX_COLOR_FormatL32",
4013        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
4014        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
4015        "OMX_COLOR_Format18BitBGR666",
4016        "OMX_COLOR_Format24BitARGB6666",
4017        "OMX_COLOR_Format24BitABGR6666",
4018    };
4019
4020    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4021
4022    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
4023        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
4024    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
4025        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
4026    } else if (type < 0 || (size_t)type >= numNames) {
4027        return "UNKNOWN";
4028    } else {
4029        return kNames[type];
4030    }
4031}
4032
4033static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
4034    static const char *kNames[] = {
4035        "OMX_VIDEO_CodingUnused",
4036        "OMX_VIDEO_CodingAutoDetect",
4037        "OMX_VIDEO_CodingMPEG2",
4038        "OMX_VIDEO_CodingH263",
4039        "OMX_VIDEO_CodingMPEG4",
4040        "OMX_VIDEO_CodingWMV",
4041        "OMX_VIDEO_CodingRV",
4042        "OMX_VIDEO_CodingAVC",
4043        "OMX_VIDEO_CodingMJPEG",
4044    };
4045
4046    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4047
4048    if (type < 0 || (size_t)type >= numNames) {
4049        return "UNKNOWN";
4050    } else {
4051        return kNames[type];
4052    }
4053}
4054
4055static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4056    static const char *kNames[] = {
4057        "OMX_AUDIO_CodingUnused",
4058        "OMX_AUDIO_CodingAutoDetect",
4059        "OMX_AUDIO_CodingPCM",
4060        "OMX_AUDIO_CodingADPCM",
4061        "OMX_AUDIO_CodingAMR",
4062        "OMX_AUDIO_CodingGSMFR",
4063        "OMX_AUDIO_CodingGSMEFR",
4064        "OMX_AUDIO_CodingGSMHR",
4065        "OMX_AUDIO_CodingPDCFR",
4066        "OMX_AUDIO_CodingPDCEFR",
4067        "OMX_AUDIO_CodingPDCHR",
4068        "OMX_AUDIO_CodingTDMAFR",
4069        "OMX_AUDIO_CodingTDMAEFR",
4070        "OMX_AUDIO_CodingQCELP8",
4071        "OMX_AUDIO_CodingQCELP13",
4072        "OMX_AUDIO_CodingEVRC",
4073        "OMX_AUDIO_CodingSMV",
4074        "OMX_AUDIO_CodingG711",
4075        "OMX_AUDIO_CodingG723",
4076        "OMX_AUDIO_CodingG726",
4077        "OMX_AUDIO_CodingG729",
4078        "OMX_AUDIO_CodingAAC",
4079        "OMX_AUDIO_CodingMP3",
4080        "OMX_AUDIO_CodingSBC",
4081        "OMX_AUDIO_CodingVORBIS",
4082        "OMX_AUDIO_CodingWMA",
4083        "OMX_AUDIO_CodingRA",
4084        "OMX_AUDIO_CodingMIDI",
4085    };
4086
4087    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4088
4089    if (type < 0 || (size_t)type >= numNames) {
4090        return "UNKNOWN";
4091    } else {
4092        return kNames[type];
4093    }
4094}
4095
4096static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4097    static const char *kNames[] = {
4098        "OMX_AUDIO_PCMModeLinear",
4099        "OMX_AUDIO_PCMModeALaw",
4100        "OMX_AUDIO_PCMModeMULaw",
4101    };
4102
4103    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4104
4105    if (type < 0 || (size_t)type >= numNames) {
4106        return "UNKNOWN";
4107    } else {
4108        return kNames[type];
4109    }
4110}
4111
4112static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4113    static const char *kNames[] = {
4114        "OMX_AUDIO_AMRBandModeUnused",
4115        "OMX_AUDIO_AMRBandModeNB0",
4116        "OMX_AUDIO_AMRBandModeNB1",
4117        "OMX_AUDIO_AMRBandModeNB2",
4118        "OMX_AUDIO_AMRBandModeNB3",
4119        "OMX_AUDIO_AMRBandModeNB4",
4120        "OMX_AUDIO_AMRBandModeNB5",
4121        "OMX_AUDIO_AMRBandModeNB6",
4122        "OMX_AUDIO_AMRBandModeNB7",
4123        "OMX_AUDIO_AMRBandModeWB0",
4124        "OMX_AUDIO_AMRBandModeWB1",
4125        "OMX_AUDIO_AMRBandModeWB2",
4126        "OMX_AUDIO_AMRBandModeWB3",
4127        "OMX_AUDIO_AMRBandModeWB4",
4128        "OMX_AUDIO_AMRBandModeWB5",
4129        "OMX_AUDIO_AMRBandModeWB6",
4130        "OMX_AUDIO_AMRBandModeWB7",
4131        "OMX_AUDIO_AMRBandModeWB8",
4132    };
4133
4134    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4135
4136    if (type < 0 || (size_t)type >= numNames) {
4137        return "UNKNOWN";
4138    } else {
4139        return kNames[type];
4140    }
4141}
4142
4143static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4144    static const char *kNames[] = {
4145        "OMX_AUDIO_AMRFrameFormatConformance",
4146        "OMX_AUDIO_AMRFrameFormatIF1",
4147        "OMX_AUDIO_AMRFrameFormatIF2",
4148        "OMX_AUDIO_AMRFrameFormatFSF",
4149        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4150        "OMX_AUDIO_AMRFrameFormatITU",
4151    };
4152
4153    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4154
4155    if (type < 0 || (size_t)type >= numNames) {
4156        return "UNKNOWN";
4157    } else {
4158        return kNames[type];
4159    }
4160}
4161
4162void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4163    OMX_PARAM_PORTDEFINITIONTYPE def;
4164    InitOMXParams(&def);
4165    def.nPortIndex = portIndex;
4166
4167    status_t err = mOMX->getParameter(
4168            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4169    CHECK_EQ(err, (status_t)OK);
4170
4171    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4172
4173    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4174          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4175
4176    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4177    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4178    printf("  nBufferSize = %ld\n", def.nBufferSize);
4179
4180    switch (def.eDomain) {
4181        case OMX_PortDomainImage:
4182        {
4183            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4184
4185            printf("\n");
4186            printf("  // Image\n");
4187            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4188            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4189            printf("  nStride = %ld\n", imageDef->nStride);
4190
4191            printf("  eCompressionFormat = %s\n",
4192                   imageCompressionFormatString(imageDef->eCompressionFormat));
4193
4194            printf("  eColorFormat = %s\n",
4195                   colorFormatString(imageDef->eColorFormat));
4196
4197            break;
4198        }
4199
4200        case OMX_PortDomainVideo:
4201        {
4202            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4203
4204            printf("\n");
4205            printf("  // Video\n");
4206            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4207            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4208            printf("  nStride = %ld\n", videoDef->nStride);
4209
4210            printf("  eCompressionFormat = %s\n",
4211                   videoCompressionFormatString(videoDef->eCompressionFormat));
4212
4213            printf("  eColorFormat = %s\n",
4214                   colorFormatString(videoDef->eColorFormat));
4215
4216            break;
4217        }
4218
4219        case OMX_PortDomainAudio:
4220        {
4221            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4222
4223            printf("\n");
4224            printf("  // Audio\n");
4225            printf("  eEncoding = %s\n",
4226                   audioCodingTypeString(audioDef->eEncoding));
4227
4228            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4229                OMX_AUDIO_PARAM_PCMMODETYPE params;
4230                InitOMXParams(&params);
4231                params.nPortIndex = portIndex;
4232
4233                err = mOMX->getParameter(
4234                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4235                CHECK_EQ(err, (status_t)OK);
4236
4237                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4238                printf("  nChannels = %ld\n", params.nChannels);
4239                printf("  bInterleaved = %d\n", params.bInterleaved);
4240                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4241
4242                printf("  eNumData = %s\n",
4243                       params.eNumData == OMX_NumericalDataSigned
4244                        ? "signed" : "unsigned");
4245
4246                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4247            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4248                OMX_AUDIO_PARAM_AMRTYPE amr;
4249                InitOMXParams(&amr);
4250                amr.nPortIndex = portIndex;
4251
4252                err = mOMX->getParameter(
4253                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4254                CHECK_EQ(err, (status_t)OK);
4255
4256                printf("  nChannels = %ld\n", amr.nChannels);
4257                printf("  eAMRBandMode = %s\n",
4258                        amrBandModeString(amr.eAMRBandMode));
4259                printf("  eAMRFrameFormat = %s\n",
4260                        amrFrameFormatString(amr.eAMRFrameFormat));
4261            }
4262
4263            break;
4264        }
4265
4266        default:
4267        {
4268            printf("  // Unknown\n");
4269            break;
4270        }
4271    }
4272
4273    printf("}\n");
4274}
4275
4276status_t OMXCodec::initNativeWindow() {
4277    // Enable use of a GraphicBuffer as the output for this node.  This must
4278    // happen before getting the IndexParamPortDefinition parameter because it
4279    // will affect the pixel format that the node reports.
4280    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4281    if (err != 0) {
4282        return err;
4283    }
4284
4285    return OK;
4286}
4287
4288void OMXCodec::initNativeWindowCrop() {
4289    int32_t left, top, right, bottom;
4290
4291    CHECK(mOutputFormat->findRect(
4292                        kKeyCropRect,
4293                        &left, &top, &right, &bottom));
4294
4295    android_native_rect_t crop;
4296    crop.left = left;
4297    crop.top = top;
4298    crop.right = right + 1;
4299    crop.bottom = bottom + 1;
4300
4301    // We'll ignore any errors here, if the surface is
4302    // already invalid, we'll know soon enough.
4303    native_window_set_crop(mNativeWindow.get(), &crop);
4304}
4305
4306void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4307    mOutputFormat = new MetaData;
4308    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4309    if (mIsEncoder) {
4310        int32_t timeScale;
4311        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4312            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4313        }
4314    }
4315
4316    OMX_PARAM_PORTDEFINITIONTYPE def;
4317    InitOMXParams(&def);
4318    def.nPortIndex = kPortIndexOutput;
4319
4320    status_t err = mOMX->getParameter(
4321            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4322    CHECK_EQ(err, (status_t)OK);
4323
4324    switch (def.eDomain) {
4325        case OMX_PortDomainImage:
4326        {
4327            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4328            CHECK_EQ((int)imageDef->eCompressionFormat,
4329                     (int)OMX_IMAGE_CodingUnused);
4330
4331            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4332            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4333            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4334            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4335            break;
4336        }
4337
4338        case OMX_PortDomainAudio:
4339        {
4340            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4341
4342            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4343                OMX_AUDIO_PARAM_PCMMODETYPE params;
4344                InitOMXParams(&params);
4345                params.nPortIndex = kPortIndexOutput;
4346
4347                err = mOMX->getParameter(
4348                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4349                CHECK_EQ(err, (status_t)OK);
4350
4351                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4352                CHECK_EQ(params.nBitPerSample, 16u);
4353                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4354
4355                int32_t numChannels, sampleRate;
4356                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4357                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4358
4359                if ((OMX_U32)numChannels != params.nChannels) {
4360                    ALOGV("Codec outputs a different number of channels than "
4361                         "the input stream contains (contains %d channels, "
4362                         "codec outputs %ld channels).",
4363                         numChannels, params.nChannels);
4364                }
4365
4366                if (sampleRate != (int32_t)params.nSamplingRate) {
4367                    ALOGV("Codec outputs at different sampling rate than "
4368                         "what the input stream contains (contains data at "
4369                         "%d Hz, codec outputs %lu Hz)",
4370                         sampleRate, params.nSamplingRate);
4371                }
4372
4373                mOutputFormat->setCString(
4374                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4375
4376                // Use the codec-advertised number of channels, as some
4377                // codecs appear to output stereo even if the input data is
4378                // mono. If we know the codec lies about this information,
4379                // use the actual number of channels instead.
4380                mOutputFormat->setInt32(
4381                        kKeyChannelCount,
4382                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4383                            ? numChannels : params.nChannels);
4384
4385                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4386            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4387                OMX_AUDIO_PARAM_AMRTYPE amr;
4388                InitOMXParams(&amr);
4389                amr.nPortIndex = kPortIndexOutput;
4390
4391                err = mOMX->getParameter(
4392                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4393                CHECK_EQ(err, (status_t)OK);
4394
4395                CHECK_EQ(amr.nChannels, 1u);
4396                mOutputFormat->setInt32(kKeyChannelCount, 1);
4397
4398                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4399                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4400                    mOutputFormat->setCString(
4401                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4402                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4403                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4404                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4405                    mOutputFormat->setCString(
4406                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4407                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4408                } else {
4409                    CHECK(!"Unknown AMR band mode.");
4410                }
4411            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4412                mOutputFormat->setCString(
4413                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4414                int32_t numChannels, sampleRate, bitRate;
4415                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4416                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4417                inputFormat->findInt32(kKeyBitRate, &bitRate);
4418                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4419                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4420                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4421            } else {
4422                CHECK(!"Should not be here. Unknown audio encoding.");
4423            }
4424            break;
4425        }
4426
4427        case OMX_PortDomainVideo:
4428        {
4429            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4430
4431            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4432                mOutputFormat->setCString(
4433                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4434            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4435                mOutputFormat->setCString(
4436                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4437            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4438                mOutputFormat->setCString(
4439                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4440            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4441                mOutputFormat->setCString(
4442                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4443            } else {
4444                CHECK(!"Unknown compression format.");
4445            }
4446
4447            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4448            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4449            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4450
4451            if (!mIsEncoder) {
4452                OMX_CONFIG_RECTTYPE rect;
4453                InitOMXParams(&rect);
4454                rect.nPortIndex = kPortIndexOutput;
4455                status_t err =
4456                        mOMX->getConfig(
4457                            mNode, OMX_IndexConfigCommonOutputCrop,
4458                            &rect, sizeof(rect));
4459
4460                CODEC_LOGI(
4461                        "video dimensions are %ld x %ld",
4462                        video_def->nFrameWidth, video_def->nFrameHeight);
4463
4464                if (err == OK) {
4465                    CHECK_GE(rect.nLeft, 0);
4466                    CHECK_GE(rect.nTop, 0);
4467                    CHECK_GE(rect.nWidth, 0u);
4468                    CHECK_GE(rect.nHeight, 0u);
4469                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4470                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4471
4472                    mOutputFormat->setRect(
4473                            kKeyCropRect,
4474                            rect.nLeft,
4475                            rect.nTop,
4476                            rect.nLeft + rect.nWidth - 1,
4477                            rect.nTop + rect.nHeight - 1);
4478
4479                    CODEC_LOGI(
4480                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4481                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4482                } else {
4483                    mOutputFormat->setRect(
4484                            kKeyCropRect,
4485                            0, 0,
4486                            video_def->nFrameWidth - 1,
4487                            video_def->nFrameHeight - 1);
4488                }
4489
4490                if (mNativeWindow != NULL) {
4491                     initNativeWindowCrop();
4492                }
4493            }
4494            break;
4495        }
4496
4497        default:
4498        {
4499            CHECK(!"should not be here, neither audio nor video.");
4500            break;
4501        }
4502    }
4503
4504    // If the input format contains rotation information, flag the output
4505    // format accordingly.
4506
4507    int32_t rotationDegrees;
4508    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4509        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4510    }
4511}
4512
4513status_t OMXCodec::pause() {
4514    Mutex::Autolock autoLock(mLock);
4515
4516    mPaused = true;
4517
4518    return OK;
4519}
4520
4521////////////////////////////////////////////////////////////////////////////////
4522
4523status_t QueryCodecs(
4524        const sp<IOMX> &omx,
4525        const char *mime, bool queryDecoders, bool hwCodecOnly,
4526        Vector<CodecCapabilities> *results) {
4527    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
4528    results->clear();
4529
4530    OMXCodec::findMatchingCodecs(mime,
4531            !queryDecoders /*createEncoder*/,
4532            NULL /*matchComponentName*/,
4533            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4534            &matchingCodecs);
4535
4536    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4537        const char *componentName = matchingCodecs.itemAt(c).mName.string();
4538
4539        results->push();
4540        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4541
4542        status_t err =
4543            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4544
4545        if (err != OK) {
4546            results->removeAt(results->size() - 1);
4547        }
4548    }
4549
4550    return OK;
4551}
4552
4553status_t QueryCodec(
4554        const sp<IOMX> &omx,
4555        const char *componentName, const char *mime,
4556        bool isEncoder,
4557        CodecCapabilities *caps) {
4558    if (strncmp(componentName, "OMX.", 4)) {
4559        // Not an OpenMax component but a software codec.
4560
4561        caps->mComponentName = componentName;
4562        return OK;
4563    }
4564
4565    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4566    IOMX::node_id node;
4567    status_t err = omx->allocateNode(componentName, observer, &node);
4568
4569    if (err != OK) {
4570        return err;
4571    }
4572
4573    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4574
4575    caps->mComponentName = componentName;
4576
4577    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4578    InitOMXParams(&param);
4579
4580    param.nPortIndex = !isEncoder ? 0 : 1;
4581
4582    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4583        err = omx->getParameter(
4584                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4585                &param, sizeof(param));
4586
4587        if (err != OK) {
4588            break;
4589        }
4590
4591        CodecProfileLevel profileLevel;
4592        profileLevel.mProfile = param.eProfile;
4593        profileLevel.mLevel = param.eLevel;
4594
4595        caps->mProfileLevels.push(profileLevel);
4596    }
4597
4598    // Color format query
4599    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4600    InitOMXParams(&portFormat);
4601    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4602    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4603        err = omx->getParameter(
4604                node, OMX_IndexParamVideoPortFormat,
4605                &portFormat, sizeof(portFormat));
4606        if (err != OK) {
4607            break;
4608        }
4609        caps->mColorFormats.push(portFormat.eColorFormat);
4610    }
4611
4612    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4613
4614    return OK;
4615}
4616
4617status_t QueryCodecs(
4618        const sp<IOMX> &omx,
4619        const char *mimeType, bool queryDecoders,
4620        Vector<CodecCapabilities> *results) {
4621    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4622}
4623
4624// These are supposed be equivalent to the logic in
4625// "audio_channel_out_mask_from_count".
4626status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4627    switch (numChannels) {
4628        case 1:
4629            map[0] = OMX_AUDIO_ChannelCF;
4630            break;
4631        case 2:
4632            map[0] = OMX_AUDIO_ChannelLF;
4633            map[1] = OMX_AUDIO_ChannelRF;
4634            break;
4635        case 3:
4636            map[0] = OMX_AUDIO_ChannelLF;
4637            map[1] = OMX_AUDIO_ChannelRF;
4638            map[2] = OMX_AUDIO_ChannelCF;
4639            break;
4640        case 4:
4641            map[0] = OMX_AUDIO_ChannelLF;
4642            map[1] = OMX_AUDIO_ChannelRF;
4643            map[2] = OMX_AUDIO_ChannelLR;
4644            map[3] = OMX_AUDIO_ChannelRR;
4645            break;
4646        case 5:
4647            map[0] = OMX_AUDIO_ChannelLF;
4648            map[1] = OMX_AUDIO_ChannelRF;
4649            map[2] = OMX_AUDIO_ChannelCF;
4650            map[3] = OMX_AUDIO_ChannelLR;
4651            map[4] = OMX_AUDIO_ChannelRR;
4652            break;
4653        case 6:
4654            map[0] = OMX_AUDIO_ChannelLF;
4655            map[1] = OMX_AUDIO_ChannelRF;
4656            map[2] = OMX_AUDIO_ChannelCF;
4657            map[3] = OMX_AUDIO_ChannelLFE;
4658            map[4] = OMX_AUDIO_ChannelLR;
4659            map[5] = OMX_AUDIO_ChannelRR;
4660            break;
4661        case 7:
4662            map[0] = OMX_AUDIO_ChannelLF;
4663            map[1] = OMX_AUDIO_ChannelRF;
4664            map[2] = OMX_AUDIO_ChannelCF;
4665            map[3] = OMX_AUDIO_ChannelLFE;
4666            map[4] = OMX_AUDIO_ChannelLR;
4667            map[5] = OMX_AUDIO_ChannelRR;
4668            map[6] = OMX_AUDIO_ChannelCS;
4669            break;
4670        case 8:
4671            map[0] = OMX_AUDIO_ChannelLF;
4672            map[1] = OMX_AUDIO_ChannelRF;
4673            map[2] = OMX_AUDIO_ChannelCF;
4674            map[3] = OMX_AUDIO_ChannelLFE;
4675            map[4] = OMX_AUDIO_ChannelLR;
4676            map[5] = OMX_AUDIO_ChannelRR;
4677            map[6] = OMX_AUDIO_ChannelLS;
4678            map[7] = OMX_AUDIO_ChannelRS;
4679            break;
4680        default:
4681            return -EINVAL;
4682    }
4683
4684    return OK;
4685}
4686
4687}  // namespace android
4688