OMXCodec.cpp revision 8fa80e3be63ffde5ef029afa713877440856b663 
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;
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    }
1693
1694    return err;
1695}
1696
1697status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1698    // Get the number of buffers needed.
1699    OMX_PARAM_PORTDEFINITIONTYPE def;
1700    InitOMXParams(&def);
1701    def.nPortIndex = kPortIndexOutput;
1702
1703    status_t err = mOMX->getParameter(
1704            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1705    if (err != OK) {
1706        return err;
1707    }
1708
1709    err = native_window_set_buffers_geometry(
1710            mNativeWindow.get(),
1711            def.format.video.nFrameWidth,
1712            def.format.video.nFrameHeight,
1713            def.format.video.eColorFormat);
1714
1715    if (err != 0) {
1716        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1717                strerror(-err), -err);
1718        return err;
1719    }
1720
1721    err = applyRotation();
1722    if (err != OK) {
1723        return err;
1724    }
1725
1726    // Set up the native window.
1727    OMX_U32 usage = 0;
1728    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1729    if (err != 0) {
1730        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1731        // XXX: Currently this error is logged, but not fatal.
1732        usage = 0;
1733    }
1734    if (mFlags & kEnableGrallocUsageProtected) {
1735        usage |= GRALLOC_USAGE_PROTECTED;
1736    }
1737
1738    // Make sure to check whether either Stagefright or the video decoder
1739    // requested protected buffers.
1740    if (usage & GRALLOC_USAGE_PROTECTED) {
1741        // Verify that the ANativeWindow sends images directly to
1742        // SurfaceFlinger.
1743        int queuesToNativeWindow = 0;
1744        err = mNativeWindow->query(
1745                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1746                &queuesToNativeWindow);
1747        if (err != 0) {
1748            ALOGE("error authenticating native window: %d", err);
1749            return err;
1750        }
1751        if (queuesToNativeWindow != 1) {
1752            ALOGE("native window could not be authenticated");
1753            return PERMISSION_DENIED;
1754        }
1755    }
1756
1757    ALOGV("native_window_set_usage usage=0x%lx", usage);
1758    err = native_window_set_usage(
1759            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1760    if (err != 0) {
1761        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1762        return err;
1763    }
1764
1765    int minUndequeuedBufs = 0;
1766    err = mNativeWindow->query(mNativeWindow.get(),
1767            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1768    if (err != 0) {
1769        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1770                strerror(-err), -err);
1771        return err;
1772    }
1773
1774    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1775    // buffer counts refer to - how do they account for the renderer holding on
1776    // to buffers?
1777    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1778        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1779        def.nBufferCountActual = newBufferCount;
1780        err = mOMX->setParameter(
1781                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1782        if (err != OK) {
1783            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1784                    newBufferCount, err);
1785            return err;
1786        }
1787    }
1788
1789    err = native_window_set_buffer_count(
1790            mNativeWindow.get(), def.nBufferCountActual);
1791    if (err != 0) {
1792        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1793                -err);
1794        return err;
1795    }
1796
1797    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1798            "output port", def.nBufferCountActual, def.nBufferSize);
1799
1800    // Dequeue buffers and send them to OMX
1801    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1802        ANativeWindowBuffer* buf;
1803        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1804        if (err != 0) {
1805            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1806            break;
1807        }
1808
1809        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1810        BufferInfo info;
1811        info.mData = NULL;
1812        info.mSize = def.nBufferSize;
1813        info.mStatus = OWNED_BY_US;
1814        info.mMem = NULL;
1815        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1816        info.mMediaBuffer->setObserver(this);
1817        mPortBuffers[kPortIndexOutput].push(info);
1818
1819        IOMX::buffer_id bufferId;
1820        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1821                &bufferId);
1822        if (err != 0) {
1823            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1824                    "failed: %d", err);
1825            break;
1826        }
1827
1828        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1829
1830        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1831                bufferId, graphicBuffer.get());
1832    }
1833
1834    OMX_U32 cancelStart;
1835    OMX_U32 cancelEnd;
1836    if (err != 0) {
1837        // If an error occurred while dequeuing we need to cancel any buffers
1838        // that were dequeued.
1839        cancelStart = 0;
1840        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1841    } else {
1842        // Return the last two buffers to the native window.
1843        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1844        cancelEnd = def.nBufferCountActual;
1845    }
1846
1847    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1848        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1849        cancelBufferToNativeWindow(info);
1850    }
1851
1852    return err;
1853}
1854
1855status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1856    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1857    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1858    int err = mNativeWindow->cancelBuffer(
1859        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get(), -1);
1860    if (err != 0) {
1861      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1862
1863      setState(ERROR);
1864      return err;
1865    }
1866    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1867    return OK;
1868}
1869
1870OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1871    // Dequeue the next buffer from the native window.
1872    ANativeWindowBuffer* buf;
1873    int fenceFd = -1;
1874    int err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1875    if (err != 0) {
1876      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1877
1878      setState(ERROR);
1879      return 0;
1880    }
1881
1882    // Determine which buffer we just dequeued.
1883    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1884    BufferInfo *bufInfo = 0;
1885    for (size_t i = 0; i < buffers->size(); i++) {
1886      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1887          mMediaBuffer->graphicBuffer();
1888      if (graphicBuffer->handle == buf->handle) {
1889        bufInfo = &buffers->editItemAt(i);
1890        break;
1891      }
1892    }
1893
1894    if (bufInfo == 0) {
1895        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1896
1897        setState(ERROR);
1898        return 0;
1899    }
1900
1901    // The native window no longer owns the buffer.
1902    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1903    bufInfo->mStatus = OWNED_BY_US;
1904
1905    return bufInfo;
1906}
1907
1908status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1909    status_t err = NO_ERROR;
1910    ANativeWindowBuffer* anb = NULL;
1911    int numBufs = 0;
1912    int minUndequeuedBufs = 0;
1913
1914    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1915    // no frames get dropped by SurfaceFlinger assuming that these are video
1916    // frames.
1917    err = native_window_api_disconnect(mNativeWindow.get(),
1918            NATIVE_WINDOW_API_MEDIA);
1919    if (err != NO_ERROR) {
1920        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1921                strerror(-err), -err);
1922        return err;
1923    }
1924
1925    err = native_window_api_connect(mNativeWindow.get(),
1926            NATIVE_WINDOW_API_CPU);
1927    if (err != NO_ERROR) {
1928        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1929                strerror(-err), -err);
1930        return err;
1931    }
1932
1933    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1934            HAL_PIXEL_FORMAT_RGBX_8888);
1935    if (err != NO_ERROR) {
1936        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1937                strerror(-err), -err);
1938        goto error;
1939    }
1940
1941    err = native_window_set_usage(mNativeWindow.get(),
1942            GRALLOC_USAGE_SW_WRITE_OFTEN);
1943    if (err != NO_ERROR) {
1944        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1945                strerror(-err), -err);
1946        goto error;
1947    }
1948
1949    err = native_window_set_scaling_mode(mNativeWindow.get(),
1950            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1951    if (err != OK) {
1952        ALOGE("error pushing blank frames: set_scaling_mode failed: %s (%d)",
1953                strerror(-err), -err);
1954        goto error;
1955    }
1956
1957    err = mNativeWindow->query(mNativeWindow.get(),
1958            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1959    if (err != NO_ERROR) {
1960        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1961                "failed: %s (%d)", strerror(-err), -err);
1962        goto error;
1963    }
1964
1965    numBufs = minUndequeuedBufs + 1;
1966    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1967    if (err != NO_ERROR) {
1968        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1969                strerror(-err), -err);
1970        goto error;
1971    }
1972
1973    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1974    // buffer twice.  This should guarantee that the buffer has been displayed
1975    // on the screen and then been replaced, so an previous video frames are
1976    // guaranteed NOT to be currently displayed.
1977    for (int i = 0; i < numBufs + 1; i++) {
1978        int fenceFd = -1;
1979        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
1980        if (err != NO_ERROR) {
1981            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1982                    strerror(-err), -err);
1983            goto error;
1984        }
1985
1986        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
1987
1988        // Fill the buffer with the a 1x1 checkerboard pattern ;)
1989        uint32_t* img = NULL;
1990        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
1991        if (err != NO_ERROR) {
1992            ALOGE("error pushing blank frames: lock failed: %s (%d)",
1993                    strerror(-err), -err);
1994            goto error;
1995        }
1996
1997        *img = 0;
1998
1999        err = buf->unlock();
2000        if (err != NO_ERROR) {
2001            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
2002                    strerror(-err), -err);
2003            goto error;
2004        }
2005
2006        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
2007                buf->getNativeBuffer(), -1);
2008        if (err != NO_ERROR) {
2009            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
2010                    strerror(-err), -err);
2011            goto error;
2012        }
2013
2014        anb = NULL;
2015    }
2016
2017error:
2018
2019    if (err != NO_ERROR) {
2020        // Clean up after an error.
2021        if (anb != NULL) {
2022            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
2023        }
2024
2025        native_window_api_disconnect(mNativeWindow.get(),
2026                NATIVE_WINDOW_API_CPU);
2027        native_window_api_connect(mNativeWindow.get(),
2028                NATIVE_WINDOW_API_MEDIA);
2029
2030        return err;
2031    } else {
2032        // Clean up after success.
2033        err = native_window_api_disconnect(mNativeWindow.get(),
2034                NATIVE_WINDOW_API_CPU);
2035        if (err != NO_ERROR) {
2036            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2037                    strerror(-err), -err);
2038            return err;
2039        }
2040
2041        err = native_window_api_connect(mNativeWindow.get(),
2042                NATIVE_WINDOW_API_MEDIA);
2043        if (err != NO_ERROR) {
2044            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2045                    strerror(-err), -err);
2046            return err;
2047        }
2048
2049        return NO_ERROR;
2050    }
2051}
2052
2053int64_t OMXCodec::getDecodingTimeUs() {
2054    CHECK(mIsEncoder && mIsVideo);
2055
2056    if (mDecodingTimeList.empty()) {
2057        CHECK(mSignalledEOS || mNoMoreOutputData);
2058        // No corresponding input frame available.
2059        // This could happen when EOS is reached.
2060        return 0;
2061    }
2062
2063    List<int64_t>::iterator it = mDecodingTimeList.begin();
2064    int64_t timeUs = *it;
2065    mDecodingTimeList.erase(it);
2066    return timeUs;
2067}
2068
2069void OMXCodec::on_message(const omx_message &msg) {
2070    if (mState == ERROR) {
2071        /*
2072         * only drop EVENT messages, EBD and FBD are still
2073         * processed for bookkeeping purposes
2074         */
2075        if (msg.type == omx_message::EVENT) {
2076            ALOGW("Dropping OMX EVENT message - we're in ERROR state.");
2077            return;
2078        }
2079    }
2080
2081    switch (msg.type) {
2082        case omx_message::EVENT:
2083        {
2084            onEvent(
2085                 msg.u.event_data.event, msg.u.event_data.data1,
2086                 msg.u.event_data.data2);
2087
2088            break;
2089        }
2090
2091        case omx_message::EMPTY_BUFFER_DONE:
2092        {
2093            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2094
2095            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2096
2097            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2098            size_t i = 0;
2099            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2100                ++i;
2101            }
2102
2103            CHECK(i < buffers->size());
2104            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2105                ALOGW("We already own input buffer %p, yet received "
2106                     "an EMPTY_BUFFER_DONE.", buffer);
2107            }
2108
2109            BufferInfo* info = &buffers->editItemAt(i);
2110            info->mStatus = OWNED_BY_US;
2111
2112            // Buffer could not be released until empty buffer done is called.
2113            if (info->mMediaBuffer != NULL) {
2114                info->mMediaBuffer->release();
2115                info->mMediaBuffer = NULL;
2116            }
2117
2118            if (mPortStatus[kPortIndexInput] == DISABLING) {
2119                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2120
2121                status_t err = freeBuffer(kPortIndexInput, i);
2122                CHECK_EQ(err, (status_t)OK);
2123            } else if (mState != ERROR
2124                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2125                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2126
2127                if (mFlags & kUseSecureInputBuffers) {
2128                    drainAnyInputBuffer();
2129                } else {
2130                    drainInputBuffer(&buffers->editItemAt(i));
2131                }
2132            }
2133            break;
2134        }
2135
2136        case omx_message::FILL_BUFFER_DONE:
2137        {
2138            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2139            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2140
2141            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2142                 buffer,
2143                 msg.u.extended_buffer_data.range_length,
2144                 flags,
2145                 msg.u.extended_buffer_data.timestamp,
2146                 msg.u.extended_buffer_data.timestamp / 1E6);
2147
2148            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2149            size_t i = 0;
2150            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2151                ++i;
2152            }
2153
2154            CHECK(i < buffers->size());
2155            BufferInfo *info = &buffers->editItemAt(i);
2156
2157            if (info->mStatus != OWNED_BY_COMPONENT) {
2158                ALOGW("We already own output buffer %p, yet received "
2159                     "a FILL_BUFFER_DONE.", buffer);
2160            }
2161
2162            info->mStatus = OWNED_BY_US;
2163
2164            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2165                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2166
2167                status_t err = freeBuffer(kPortIndexOutput, i);
2168                CHECK_EQ(err, (status_t)OK);
2169
2170#if 0
2171            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2172                       && (flags & OMX_BUFFERFLAG_EOS)) {
2173                CODEC_LOGV("No more output data.");
2174                mNoMoreOutputData = true;
2175                mBufferFilled.signal();
2176#endif
2177            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2178                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2179
2180                if (info->mMediaBuffer == NULL) {
2181                    CHECK(mOMXLivesLocally);
2182                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2183                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2184
2185                    // The qcom video decoders on Nexus don't actually allocate
2186                    // output buffer memory on a call to OMX_AllocateBuffer
2187                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2188                    // structure is only filled in later.
2189
2190                    info->mMediaBuffer = new MediaBuffer(
2191                            msg.u.extended_buffer_data.data_ptr,
2192                            info->mSize);
2193                    info->mMediaBuffer->setObserver(this);
2194                }
2195
2196                MediaBuffer *buffer = info->mMediaBuffer;
2197                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2198
2199                if (!isGraphicBuffer
2200                    && msg.u.extended_buffer_data.range_offset
2201                        + msg.u.extended_buffer_data.range_length
2202                            > buffer->size()) {
2203                    CODEC_LOGE(
2204                            "Codec lied about its buffer size requirements, "
2205                            "sending a buffer larger than the originally "
2206                            "advertised size in FILL_BUFFER_DONE!");
2207                }
2208                buffer->set_range(
2209                        msg.u.extended_buffer_data.range_offset,
2210                        msg.u.extended_buffer_data.range_length);
2211
2212                buffer->meta_data()->clear();
2213
2214                buffer->meta_data()->setInt64(
2215                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2216
2217                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2218                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2219                }
2220                bool isCodecSpecific = false;
2221                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2222                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2223                    isCodecSpecific = true;
2224                }
2225
2226                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2227                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2228                }
2229
2230                buffer->meta_data()->setPointer(
2231                        kKeyPlatformPrivate,
2232                        msg.u.extended_buffer_data.platform_private);
2233
2234                buffer->meta_data()->setPointer(
2235                        kKeyBufferID,
2236                        msg.u.extended_buffer_data.buffer);
2237
2238                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2239                    CODEC_LOGV("No more output data.");
2240                    mNoMoreOutputData = true;
2241                }
2242
2243                if (mIsEncoder && mIsVideo) {
2244                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2245                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2246                }
2247
2248                if (mTargetTimeUs >= 0) {
2249                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2250
2251                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2252                        CODEC_LOGV(
2253                                "skipping output buffer at timestamp %lld us",
2254                                msg.u.extended_buffer_data.timestamp);
2255
2256                        fillOutputBuffer(info);
2257                        break;
2258                    }
2259
2260                    CODEC_LOGV(
2261                            "returning output buffer at target timestamp "
2262                            "%lld us",
2263                            msg.u.extended_buffer_data.timestamp);
2264
2265                    mTargetTimeUs = -1;
2266                }
2267
2268                mFilledBuffers.push_back(i);
2269                mBufferFilled.signal();
2270                if (mIsEncoder) {
2271                    sched_yield();
2272                }
2273            }
2274
2275            break;
2276        }
2277
2278        default:
2279        {
2280            CHECK(!"should not be here.");
2281            break;
2282        }
2283    }
2284}
2285
2286// Has the format changed in any way that the client would have to be aware of?
2287static bool formatHasNotablyChanged(
2288        const sp<MetaData> &from, const sp<MetaData> &to) {
2289    if (from.get() == NULL && to.get() == NULL) {
2290        return false;
2291    }
2292
2293    if ((from.get() == NULL && to.get() != NULL)
2294        || (from.get() != NULL && to.get() == NULL)) {
2295        return true;
2296    }
2297
2298    const char *mime_from, *mime_to;
2299    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2300    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2301
2302    if (strcasecmp(mime_from, mime_to)) {
2303        return true;
2304    }
2305
2306    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2307        int32_t colorFormat_from, colorFormat_to;
2308        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2309        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2310
2311        if (colorFormat_from != colorFormat_to) {
2312            return true;
2313        }
2314
2315        int32_t width_from, width_to;
2316        CHECK(from->findInt32(kKeyWidth, &width_from));
2317        CHECK(to->findInt32(kKeyWidth, &width_to));
2318
2319        if (width_from != width_to) {
2320            return true;
2321        }
2322
2323        int32_t height_from, height_to;
2324        CHECK(from->findInt32(kKeyHeight, &height_from));
2325        CHECK(to->findInt32(kKeyHeight, &height_to));
2326
2327        if (height_from != height_to) {
2328            return true;
2329        }
2330
2331        int32_t left_from, top_from, right_from, bottom_from;
2332        CHECK(from->findRect(
2333                    kKeyCropRect,
2334                    &left_from, &top_from, &right_from, &bottom_from));
2335
2336        int32_t left_to, top_to, right_to, bottom_to;
2337        CHECK(to->findRect(
2338                    kKeyCropRect,
2339                    &left_to, &top_to, &right_to, &bottom_to));
2340
2341        if (left_to != left_from || top_to != top_from
2342                || right_to != right_from || bottom_to != bottom_from) {
2343            return true;
2344        }
2345    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2346        int32_t numChannels_from, numChannels_to;
2347        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2348        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2349
2350        if (numChannels_from != numChannels_to) {
2351            return true;
2352        }
2353
2354        int32_t sampleRate_from, sampleRate_to;
2355        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2356        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2357
2358        if (sampleRate_from != sampleRate_to) {
2359            return true;
2360        }
2361    }
2362
2363    return false;
2364}
2365
2366void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2367    switch (event) {
2368        case OMX_EventCmdComplete:
2369        {
2370            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2371            break;
2372        }
2373
2374        case OMX_EventError:
2375        {
2376            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2377
2378            setState(ERROR);
2379            break;
2380        }
2381
2382        case OMX_EventPortSettingsChanged:
2383        {
2384            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2385                       data1, data2);
2386
2387            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2388                // There is no need to check whether mFilledBuffers is empty or not
2389                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2390                // the output buffers.
2391                if (data1 == kPortIndexOutput) {
2392                    CHECK(mFilledBuffers.empty());
2393                }
2394                onPortSettingsChanged(data1);
2395            } else if (data1 == kPortIndexOutput &&
2396                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2397                         data2 == OMX_IndexConfigCommonScale)) {
2398
2399                sp<MetaData> oldOutputFormat = mOutputFormat;
2400                initOutputFormat(mSource->getFormat());
2401
2402                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2403                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2404                    mOutputPortSettingsHaveChanged = true;
2405
2406                } else if (data2 == OMX_IndexConfigCommonScale) {
2407                    OMX_CONFIG_SCALEFACTORTYPE scale;
2408                    InitOMXParams(&scale);
2409                    scale.nPortIndex = kPortIndexOutput;
2410
2411                    // Change display dimension only when necessary.
2412                    if (OK == mOMX->getConfig(
2413                                        mNode,
2414                                        OMX_IndexConfigCommonScale,
2415                                        &scale, sizeof(scale))) {
2416                        int32_t left, top, right, bottom;
2417                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2418                                                      &left, &top,
2419                                                      &right, &bottom));
2420
2421                        // The scale is in 16.16 format.
2422                        // scale 1.0 = 0x010000. When there is no
2423                        // need to change the display, skip it.
2424                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2425                                scale.xWidth, scale.xHeight);
2426
2427                        if (scale.xWidth != 0x010000) {
2428                            mOutputFormat->setInt32(kKeyDisplayWidth,
2429                                    ((right - left +  1) * scale.xWidth)  >> 16);
2430                            mOutputPortSettingsHaveChanged = true;
2431                        }
2432
2433                        if (scale.xHeight != 0x010000) {
2434                            mOutputFormat->setInt32(kKeyDisplayHeight,
2435                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2436                            mOutputPortSettingsHaveChanged = true;
2437                        }
2438                    }
2439                }
2440            }
2441            break;
2442        }
2443
2444#if 0
2445        case OMX_EventBufferFlag:
2446        {
2447            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2448
2449            if (data1 == kPortIndexOutput) {
2450                mNoMoreOutputData = true;
2451            }
2452            break;
2453        }
2454#endif
2455
2456        default:
2457        {
2458            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2459            break;
2460        }
2461    }
2462}
2463
2464void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2465    switch (cmd) {
2466        case OMX_CommandStateSet:
2467        {
2468            onStateChange((OMX_STATETYPE)data);
2469            break;
2470        }
2471
2472        case OMX_CommandPortDisable:
2473        {
2474            OMX_U32 portIndex = data;
2475            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2476
2477            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2478            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2479            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2480
2481            mPortStatus[portIndex] = DISABLED;
2482
2483            if (mState == RECONFIGURING) {
2484                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2485
2486                sp<MetaData> oldOutputFormat = mOutputFormat;
2487                initOutputFormat(mSource->getFormat());
2488
2489                // Don't notify clients if the output port settings change
2490                // wasn't of importance to them, i.e. it may be that just the
2491                // number of buffers has changed and nothing else.
2492                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2493                if (!mOutputPortSettingsHaveChanged) {
2494                    mOutputPortSettingsHaveChanged = formatChanged;
2495                }
2496
2497                status_t err = enablePortAsync(portIndex);
2498                if (err != OK) {
2499                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2500                    setState(ERROR);
2501                } else {
2502                    err = allocateBuffersOnPort(portIndex);
2503                    if (err != OK) {
2504                        CODEC_LOGE("allocateBuffersOnPort (%s) failed "
2505                                   "(err = %d)",
2506                                   portIndex == kPortIndexInput
2507                                        ? "input" : "output",
2508                                   err);
2509
2510                        setState(ERROR);
2511                    }
2512                }
2513            }
2514            break;
2515        }
2516
2517        case OMX_CommandPortEnable:
2518        {
2519            OMX_U32 portIndex = data;
2520            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2521
2522            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2523            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2524
2525            mPortStatus[portIndex] = ENABLED;
2526
2527            if (mState == RECONFIGURING) {
2528                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2529
2530                setState(EXECUTING);
2531
2532                fillOutputBuffers();
2533            }
2534            break;
2535        }
2536
2537        case OMX_CommandFlush:
2538        {
2539            OMX_U32 portIndex = data;
2540
2541            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2542
2543            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2544            mPortStatus[portIndex] = ENABLED;
2545
2546            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2547                     mPortBuffers[portIndex].size());
2548
2549            if (mSkipCutBuffer != NULL && mPortStatus[kPortIndexOutput] == ENABLED) {
2550                mSkipCutBuffer->clear();
2551            }
2552
2553            if (mState == RECONFIGURING) {
2554                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2555
2556                disablePortAsync(portIndex);
2557            } else if (mState == EXECUTING_TO_IDLE) {
2558                if (mPortStatus[kPortIndexInput] == ENABLED
2559                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2560                    CODEC_LOGV("Finished flushing both ports, now completing "
2561                         "transition from EXECUTING to IDLE.");
2562
2563                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2564                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2565
2566                    status_t err =
2567                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2568                    CHECK_EQ(err, (status_t)OK);
2569                }
2570            } else {
2571                // We're flushing both ports in preparation for seeking.
2572
2573                if (mPortStatus[kPortIndexInput] == ENABLED
2574                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2575                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2576                         " seek-time.");
2577
2578                    // We implicitly resume pulling on our upstream source.
2579                    mPaused = false;
2580
2581                    drainInputBuffers();
2582                    fillOutputBuffers();
2583                }
2584
2585                if (mOutputPortSettingsChangedPending) {
2586                    CODEC_LOGV(
2587                            "Honoring deferred output port settings change.");
2588
2589                    mOutputPortSettingsChangedPending = false;
2590                    onPortSettingsChanged(kPortIndexOutput);
2591                }
2592            }
2593
2594            break;
2595        }
2596
2597        default:
2598        {
2599            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2600            break;
2601        }
2602    }
2603}
2604
2605void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2606    CODEC_LOGV("onStateChange %d", newState);
2607
2608    switch (newState) {
2609        case OMX_StateIdle:
2610        {
2611            CODEC_LOGV("Now Idle.");
2612            if (mState == LOADED_TO_IDLE) {
2613                status_t err = mOMX->sendCommand(
2614                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2615
2616                CHECK_EQ(err, (status_t)OK);
2617
2618                setState(IDLE_TO_EXECUTING);
2619            } else {
2620                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2621
2622                if (countBuffersWeOwn(mPortBuffers[kPortIndexInput]) !=
2623                    mPortBuffers[kPortIndexInput].size()) {
2624                    ALOGE("Codec did not return all input buffers "
2625                          "(received %d / %d)",
2626                            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2627                            mPortBuffers[kPortIndexInput].size());
2628                    TRESPASS();
2629                }
2630
2631                if (countBuffersWeOwn(mPortBuffers[kPortIndexOutput]) !=
2632                    mPortBuffers[kPortIndexOutput].size()) {
2633                    ALOGE("Codec did not return all output buffers "
2634                          "(received %d / %d)",
2635                            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2636                            mPortBuffers[kPortIndexOutput].size());
2637                    TRESPASS();
2638                }
2639
2640                status_t err = mOMX->sendCommand(
2641                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2642
2643                CHECK_EQ(err, (status_t)OK);
2644
2645                err = freeBuffersOnPort(kPortIndexInput);
2646                CHECK_EQ(err, (status_t)OK);
2647
2648                err = freeBuffersOnPort(kPortIndexOutput);
2649                CHECK_EQ(err, (status_t)OK);
2650
2651                mPortStatus[kPortIndexInput] = ENABLED;
2652                mPortStatus[kPortIndexOutput] = ENABLED;
2653
2654                if ((mFlags & kEnableGrallocUsageProtected) &&
2655                        mNativeWindow != NULL) {
2656                    // We push enough 1x1 blank buffers to ensure that one of
2657                    // them has made it to the display.  This allows the OMX
2658                    // component teardown to zero out any protected buffers
2659                    // without the risk of scanning out one of those buffers.
2660                    pushBlankBuffersToNativeWindow();
2661                }
2662
2663                setState(IDLE_TO_LOADED);
2664            }
2665            break;
2666        }
2667
2668        case OMX_StateExecuting:
2669        {
2670            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2671
2672            CODEC_LOGV("Now Executing.");
2673
2674            mOutputPortSettingsChangedPending = false;
2675
2676            setState(EXECUTING);
2677
2678            // Buffers will be submitted to the component in the first
2679            // call to OMXCodec::read as mInitialBufferSubmit is true at
2680            // this point. This ensures that this on_message call returns,
2681            // releases the lock and ::init can notice the state change and
2682            // itself return.
2683            break;
2684        }
2685
2686        case OMX_StateLoaded:
2687        {
2688            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2689
2690            CODEC_LOGV("Now Loaded.");
2691
2692            setState(LOADED);
2693            break;
2694        }
2695
2696        case OMX_StateInvalid:
2697        {
2698            setState(ERROR);
2699            break;
2700        }
2701
2702        default:
2703        {
2704            CHECK(!"should not be here.");
2705            break;
2706        }
2707    }
2708}
2709
2710// static
2711size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2712    size_t n = 0;
2713    for (size_t i = 0; i < buffers.size(); ++i) {
2714        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2715            ++n;
2716        }
2717    }
2718
2719    return n;
2720}
2721
2722status_t OMXCodec::freeBuffersOnPort(
2723        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2724    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2725
2726    status_t stickyErr = OK;
2727
2728    for (size_t i = buffers->size(); i-- > 0;) {
2729        BufferInfo *info = &buffers->editItemAt(i);
2730
2731        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2732            continue;
2733        }
2734
2735        CHECK(info->mStatus == OWNED_BY_US
2736                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2737
2738        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2739
2740        status_t err = freeBuffer(portIndex, i);
2741
2742        if (err != OK) {
2743            stickyErr = err;
2744        }
2745
2746    }
2747
2748    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2749
2750    return stickyErr;
2751}
2752
2753status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2754    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2755
2756    BufferInfo *info = &buffers->editItemAt(bufIndex);
2757
2758    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2759
2760    if (err == OK && info->mMediaBuffer != NULL) {
2761        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2762        info->mMediaBuffer->setObserver(NULL);
2763
2764        // Make sure nobody but us owns this buffer at this point.
2765        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2766
2767        // Cancel the buffer if it belongs to an ANativeWindow.
2768        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2769        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2770            err = cancelBufferToNativeWindow(info);
2771        }
2772
2773        info->mMediaBuffer->release();
2774        info->mMediaBuffer = NULL;
2775    }
2776
2777    if (err == OK) {
2778        buffers->removeAt(bufIndex);
2779    }
2780
2781    return err;
2782}
2783
2784void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2785    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2786
2787    CHECK_EQ((int)mState, (int)EXECUTING);
2788    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2789    CHECK(!mOutputPortSettingsChangedPending);
2790
2791    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2792        CODEC_LOGV("Deferring output port settings change.");
2793        mOutputPortSettingsChangedPending = true;
2794        return;
2795    }
2796
2797    setState(RECONFIGURING);
2798
2799    if (mQuirks & kNeedsFlushBeforeDisable) {
2800        if (!flushPortAsync(portIndex)) {
2801            onCmdComplete(OMX_CommandFlush, portIndex);
2802        }
2803    } else {
2804        disablePortAsync(portIndex);
2805    }
2806}
2807
2808bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2809    CHECK(mState == EXECUTING || mState == RECONFIGURING
2810            || mState == EXECUTING_TO_IDLE);
2811
2812    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2813         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2814         mPortBuffers[portIndex].size());
2815
2816    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2817    mPortStatus[portIndex] = SHUTTING_DOWN;
2818
2819    if ((mQuirks & kRequiresFlushCompleteEmulation)
2820        && countBuffersWeOwn(mPortBuffers[portIndex])
2821                == mPortBuffers[portIndex].size()) {
2822        // No flush is necessary and this component fails to send a
2823        // flush-complete event in this case.
2824
2825        return false;
2826    }
2827
2828    status_t err =
2829        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2830    CHECK_EQ(err, (status_t)OK);
2831
2832    return true;
2833}
2834
2835void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2836    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2837
2838    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2839    mPortStatus[portIndex] = DISABLING;
2840
2841    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2842    status_t err =
2843        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2844    CHECK_EQ(err, (status_t)OK);
2845
2846    freeBuffersOnPort(portIndex, true);
2847}
2848
2849status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2850    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2851
2852    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2853    mPortStatus[portIndex] = ENABLING;
2854
2855    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2856    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2857}
2858
2859void OMXCodec::fillOutputBuffers() {
2860    CHECK_EQ((int)mState, (int)EXECUTING);
2861
2862    // This is a workaround for some decoders not properly reporting
2863    // end-of-output-stream. If we own all input buffers and also own
2864    // all output buffers and we already signalled end-of-input-stream,
2865    // the end-of-output-stream is implied.
2866    if (mSignalledEOS
2867            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2868                == mPortBuffers[kPortIndexInput].size()
2869            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2870                == mPortBuffers[kPortIndexOutput].size()) {
2871        mNoMoreOutputData = true;
2872        mBufferFilled.signal();
2873
2874        return;
2875    }
2876
2877    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2878    for (size_t i = 0; i < buffers->size(); ++i) {
2879        BufferInfo *info = &buffers->editItemAt(i);
2880        if (info->mStatus == OWNED_BY_US) {
2881            fillOutputBuffer(&buffers->editItemAt(i));
2882        }
2883    }
2884}
2885
2886void OMXCodec::drainInputBuffers() {
2887    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2888
2889    if (mFlags & kUseSecureInputBuffers) {
2890        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2891        for (size_t i = 0; i < buffers->size(); ++i) {
2892            if (!drainAnyInputBuffer()
2893                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2894                break;
2895            }
2896        }
2897    } else {
2898        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2899        for (size_t i = 0; i < buffers->size(); ++i) {
2900            BufferInfo *info = &buffers->editItemAt(i);
2901
2902            if (info->mStatus != OWNED_BY_US) {
2903                continue;
2904            }
2905
2906            if (!drainInputBuffer(info)) {
2907                break;
2908            }
2909
2910            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2911                break;
2912            }
2913        }
2914    }
2915}
2916
2917bool OMXCodec::drainAnyInputBuffer() {
2918    return drainInputBuffer((BufferInfo *)NULL);
2919}
2920
2921OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2922    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2923    for (size_t i = 0; i < infos->size(); ++i) {
2924        BufferInfo *info = &infos->editItemAt(i);
2925
2926        if (info->mData == ptr) {
2927            CODEC_LOGV(
2928                    "input buffer data ptr = %p, buffer_id = %p",
2929                    ptr,
2930                    info->mBuffer);
2931
2932            return info;
2933        }
2934    }
2935
2936    TRESPASS();
2937}
2938
2939OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2940    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2941    for (size_t i = 0; i < infos->size(); ++i) {
2942        BufferInfo *info = &infos->editItemAt(i);
2943
2944        if (info->mStatus == OWNED_BY_US) {
2945            return info;
2946        }
2947    }
2948
2949    TRESPASS();
2950}
2951
2952bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2953    if (info != NULL) {
2954        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2955    }
2956
2957    if (mSignalledEOS) {
2958        return false;
2959    }
2960
2961    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2962        CHECK(!(mFlags & kUseSecureInputBuffers));
2963
2964        const CodecSpecificData *specific =
2965            mCodecSpecificData[mCodecSpecificDataIndex];
2966
2967        size_t size = specific->mSize;
2968
2969        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2970                && !(mQuirks & kWantsNALFragments)) {
2971            static const uint8_t kNALStartCode[4] =
2972                    { 0x00, 0x00, 0x00, 0x01 };
2973
2974            CHECK(info->mSize >= specific->mSize + 4);
2975
2976            size += 4;
2977
2978            memcpy(info->mData, kNALStartCode, 4);
2979            memcpy((uint8_t *)info->mData + 4,
2980                   specific->mData, specific->mSize);
2981        } else {
2982            CHECK(info->mSize >= specific->mSize);
2983            memcpy(info->mData, specific->mData, specific->mSize);
2984        }
2985
2986        mNoMoreOutputData = false;
2987
2988        CODEC_LOGV("calling emptyBuffer with codec specific data");
2989
2990        status_t err = mOMX->emptyBuffer(
2991                mNode, info->mBuffer, 0, size,
2992                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2993                0);
2994        CHECK_EQ(err, (status_t)OK);
2995
2996        info->mStatus = OWNED_BY_COMPONENT;
2997
2998        ++mCodecSpecificDataIndex;
2999        return true;
3000    }
3001
3002    if (mPaused) {
3003        return false;
3004    }
3005
3006    status_t err;
3007
3008    bool signalEOS = false;
3009    int64_t timestampUs = 0;
3010
3011    size_t offset = 0;
3012    int32_t n = 0;
3013
3014
3015    for (;;) {
3016        MediaBuffer *srcBuffer;
3017        if (mSeekTimeUs >= 0) {
3018            if (mLeftOverBuffer) {
3019                mLeftOverBuffer->release();
3020                mLeftOverBuffer = NULL;
3021            }
3022
3023            MediaSource::ReadOptions options;
3024            options.setSeekTo(mSeekTimeUs, mSeekMode);
3025
3026            mSeekTimeUs = -1;
3027            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3028            mBufferFilled.signal();
3029
3030            err = mSource->read(&srcBuffer, &options);
3031
3032            if (err == OK) {
3033                int64_t targetTimeUs;
3034                if (srcBuffer->meta_data()->findInt64(
3035                            kKeyTargetTime, &targetTimeUs)
3036                        && targetTimeUs >= 0) {
3037                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3038                    mTargetTimeUs = targetTimeUs;
3039                } else {
3040                    mTargetTimeUs = -1;
3041                }
3042            }
3043        } else if (mLeftOverBuffer) {
3044            srcBuffer = mLeftOverBuffer;
3045            mLeftOverBuffer = NULL;
3046
3047            err = OK;
3048        } else {
3049            err = mSource->read(&srcBuffer);
3050        }
3051
3052        if (err != OK) {
3053            signalEOS = true;
3054            mFinalStatus = err;
3055            mSignalledEOS = true;
3056            mBufferFilled.signal();
3057            break;
3058        }
3059
3060        if (mFlags & kUseSecureInputBuffers) {
3061            info = findInputBufferByDataPointer(srcBuffer->data());
3062            CHECK(info != NULL);
3063        }
3064
3065        size_t remainingBytes = info->mSize - offset;
3066
3067        if (srcBuffer->range_length() > remainingBytes) {
3068            if (offset == 0) {
3069                CODEC_LOGE(
3070                     "Codec's input buffers are too small to accomodate "
3071                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3072                     info->mSize, srcBuffer->range_length());
3073
3074                srcBuffer->release();
3075                srcBuffer = NULL;
3076
3077                setState(ERROR);
3078                return false;
3079            }
3080
3081            mLeftOverBuffer = srcBuffer;
3082            break;
3083        }
3084
3085        bool releaseBuffer = true;
3086        if (mFlags & kStoreMetaDataInVideoBuffers) {
3087                releaseBuffer = false;
3088                info->mMediaBuffer = srcBuffer;
3089        }
3090
3091        if (mFlags & kUseSecureInputBuffers) {
3092                // Data in "info" is already provided at this time.
3093
3094                releaseBuffer = false;
3095
3096                CHECK(info->mMediaBuffer == NULL);
3097                info->mMediaBuffer = srcBuffer;
3098        } else {
3099            CHECK(srcBuffer->data() != NULL) ;
3100            memcpy((uint8_t *)info->mData + offset,
3101                    (const uint8_t *)srcBuffer->data()
3102                        + srcBuffer->range_offset(),
3103                    srcBuffer->range_length());
3104        }
3105
3106        int64_t lastBufferTimeUs;
3107        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3108        CHECK(lastBufferTimeUs >= 0);
3109        if (mIsEncoder && mIsVideo) {
3110            mDecodingTimeList.push_back(lastBufferTimeUs);
3111        }
3112
3113        if (offset == 0) {
3114            timestampUs = lastBufferTimeUs;
3115        }
3116
3117        offset += srcBuffer->range_length();
3118
3119        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3120            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3121            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3122
3123            int32_t numPageSamples;
3124            if (!srcBuffer->meta_data()->findInt32(
3125                        kKeyValidSamples, &numPageSamples)) {
3126                numPageSamples = -1;
3127            }
3128
3129            memcpy((uint8_t *)info->mData + offset,
3130                   &numPageSamples,
3131                   sizeof(numPageSamples));
3132
3133            offset += sizeof(numPageSamples);
3134        }
3135
3136        if (releaseBuffer) {
3137            srcBuffer->release();
3138            srcBuffer = NULL;
3139        }
3140
3141        ++n;
3142
3143        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3144            break;
3145        }
3146
3147        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3148
3149        if (coalescedDurationUs > 250000ll) {
3150            // Don't coalesce more than 250ms worth of encoded data at once.
3151            break;
3152        }
3153    }
3154
3155    if (n > 1) {
3156        ALOGV("coalesced %d frames into one input buffer", n);
3157    }
3158
3159    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3160
3161    if (signalEOS) {
3162        flags |= OMX_BUFFERFLAG_EOS;
3163    } else {
3164        mNoMoreOutputData = false;
3165    }
3166
3167    if (info == NULL) {
3168        CHECK(mFlags & kUseSecureInputBuffers);
3169        CHECK(signalEOS);
3170
3171        // This is fishy, there's still a MediaBuffer corresponding to this
3172        // info available to the source at this point even though we're going
3173        // to use it to signal EOS to the codec.
3174        info = findEmptyInputBuffer();
3175    }
3176
3177    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3178               "timestamp %lld us (%.2f secs)",
3179               info->mBuffer, offset,
3180               timestampUs, timestampUs / 1E6);
3181
3182    err = mOMX->emptyBuffer(
3183            mNode, info->mBuffer, 0, offset,
3184            flags, timestampUs);
3185
3186    if (err != OK) {
3187        setState(ERROR);
3188        return false;
3189    }
3190
3191    info->mStatus = OWNED_BY_COMPONENT;
3192
3193    return true;
3194}
3195
3196void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3197    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3198
3199    if (mNoMoreOutputData) {
3200        CODEC_LOGV("There is no more output data available, not "
3201             "calling fillOutputBuffer");
3202        return;
3203    }
3204
3205    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3206    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3207
3208    if (err != OK) {
3209        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3210
3211        setState(ERROR);
3212        return;
3213    }
3214
3215    info->mStatus = OWNED_BY_COMPONENT;
3216}
3217
3218bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3219    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3220    for (size_t i = 0; i < buffers->size(); ++i) {
3221        if ((*buffers)[i].mBuffer == buffer) {
3222            return drainInputBuffer(&buffers->editItemAt(i));
3223        }
3224    }
3225
3226    CHECK(!"should not be here.");
3227
3228    return false;
3229}
3230
3231void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3232    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3233    for (size_t i = 0; i < buffers->size(); ++i) {
3234        if ((*buffers)[i].mBuffer == buffer) {
3235            fillOutputBuffer(&buffers->editItemAt(i));
3236            return;
3237        }
3238    }
3239
3240    CHECK(!"should not be here.");
3241}
3242
3243void OMXCodec::setState(State newState) {
3244    mState = newState;
3245    mAsyncCompletion.signal();
3246
3247    // This may cause some spurious wakeups but is necessary to
3248    // unblock the reader if we enter ERROR state.
3249    mBufferFilled.signal();
3250}
3251
3252status_t OMXCodec::waitForBufferFilled_l() {
3253
3254    if (mIsEncoder) {
3255        // For timelapse video recording, the timelapse video recording may
3256        // not send an input frame for a _long_ time. Do not use timeout
3257        // for video encoding.
3258        return mBufferFilled.wait(mLock);
3259    }
3260    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3261    if (err != OK) {
3262        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3263            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3264            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3265    }
3266    return err;
3267}
3268
3269void OMXCodec::setRawAudioFormat(
3270        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3271
3272    // port definition
3273    OMX_PARAM_PORTDEFINITIONTYPE def;
3274    InitOMXParams(&def);
3275    def.nPortIndex = portIndex;
3276    status_t err = mOMX->getParameter(
3277            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3278    CHECK_EQ(err, (status_t)OK);
3279    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3280    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3281            &def, sizeof(def)), (status_t)OK);
3282
3283    // pcm param
3284    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3285    InitOMXParams(&pcmParams);
3286    pcmParams.nPortIndex = portIndex;
3287
3288    err = mOMX->getParameter(
3289            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3290
3291    CHECK_EQ(err, (status_t)OK);
3292
3293    pcmParams.nChannels = numChannels;
3294    pcmParams.eNumData = OMX_NumericalDataSigned;
3295    pcmParams.bInterleaved = OMX_TRUE;
3296    pcmParams.nBitPerSample = 16;
3297    pcmParams.nSamplingRate = sampleRate;
3298    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3299
3300    CHECK_EQ(getOMXChannelMapping(
3301                numChannels, pcmParams.eChannelMapping), (status_t)OK);
3302
3303    err = mOMX->setParameter(
3304            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3305
3306    CHECK_EQ(err, (status_t)OK);
3307}
3308
3309static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3310    if (isAMRWB) {
3311        if (bps <= 6600) {
3312            return OMX_AUDIO_AMRBandModeWB0;
3313        } else if (bps <= 8850) {
3314            return OMX_AUDIO_AMRBandModeWB1;
3315        } else if (bps <= 12650) {
3316            return OMX_AUDIO_AMRBandModeWB2;
3317        } else if (bps <= 14250) {
3318            return OMX_AUDIO_AMRBandModeWB3;
3319        } else if (bps <= 15850) {
3320            return OMX_AUDIO_AMRBandModeWB4;
3321        } else if (bps <= 18250) {
3322            return OMX_AUDIO_AMRBandModeWB5;
3323        } else if (bps <= 19850) {
3324            return OMX_AUDIO_AMRBandModeWB6;
3325        } else if (bps <= 23050) {
3326            return OMX_AUDIO_AMRBandModeWB7;
3327        }
3328
3329        // 23850 bps
3330        return OMX_AUDIO_AMRBandModeWB8;
3331    } else {  // AMRNB
3332        if (bps <= 4750) {
3333            return OMX_AUDIO_AMRBandModeNB0;
3334        } else if (bps <= 5150) {
3335            return OMX_AUDIO_AMRBandModeNB1;
3336        } else if (bps <= 5900) {
3337            return OMX_AUDIO_AMRBandModeNB2;
3338        } else if (bps <= 6700) {
3339            return OMX_AUDIO_AMRBandModeNB3;
3340        } else if (bps <= 7400) {
3341            return OMX_AUDIO_AMRBandModeNB4;
3342        } else if (bps <= 7950) {
3343            return OMX_AUDIO_AMRBandModeNB5;
3344        } else if (bps <= 10200) {
3345            return OMX_AUDIO_AMRBandModeNB6;
3346        }
3347
3348        // 12200 bps
3349        return OMX_AUDIO_AMRBandModeNB7;
3350    }
3351}
3352
3353void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3354    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3355
3356    OMX_AUDIO_PARAM_AMRTYPE def;
3357    InitOMXParams(&def);
3358    def.nPortIndex = portIndex;
3359
3360    status_t err =
3361        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3362
3363    CHECK_EQ(err, (status_t)OK);
3364
3365    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3366
3367    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3368    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3369    CHECK_EQ(err, (status_t)OK);
3370
3371    ////////////////////////
3372
3373    if (mIsEncoder) {
3374        sp<MetaData> format = mSource->getFormat();
3375        int32_t sampleRate;
3376        int32_t numChannels;
3377        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3378        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3379
3380        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3381    }
3382}
3383
3384status_t OMXCodec::setAACFormat(
3385        int32_t numChannels, int32_t sampleRate, int32_t bitRate, int32_t aacProfile, bool isADTS) {
3386    if (numChannels > 2) {
3387        ALOGW("Number of channels: (%d) \n", numChannels);
3388    }
3389
3390    if (mIsEncoder) {
3391        if (isADTS) {
3392            return -EINVAL;
3393        }
3394
3395        //////////////// input port ////////////////////
3396        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3397
3398        //////////////// output port ////////////////////
3399        // format
3400        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3401        InitOMXParams(&format);
3402        format.nPortIndex = kPortIndexOutput;
3403        format.nIndex = 0;
3404        status_t err = OMX_ErrorNone;
3405        while (OMX_ErrorNone == err) {
3406            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3407                    &format, sizeof(format)), (status_t)OK);
3408            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3409                break;
3410            }
3411            format.nIndex++;
3412        }
3413        CHECK_EQ((status_t)OK, err);
3414        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3415                &format, sizeof(format)), (status_t)OK);
3416
3417        // port definition
3418        OMX_PARAM_PORTDEFINITIONTYPE def;
3419        InitOMXParams(&def);
3420        def.nPortIndex = kPortIndexOutput;
3421        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3422                &def, sizeof(def)), (status_t)OK);
3423        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3424        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3425        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3426                &def, sizeof(def)), (status_t)OK);
3427
3428        // profile
3429        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3430        InitOMXParams(&profile);
3431        profile.nPortIndex = kPortIndexOutput;
3432        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3433                &profile, sizeof(profile)), (status_t)OK);
3434        profile.nChannels = numChannels;
3435        profile.eChannelMode = (numChannels == 1?
3436                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3437        profile.nSampleRate = sampleRate;
3438        profile.nBitRate = bitRate;
3439        profile.nAudioBandWidth = 0;
3440        profile.nFrameLength = 0;
3441        profile.nAACtools = OMX_AUDIO_AACToolAll;
3442        profile.nAACERtools = OMX_AUDIO_AACERNone;
3443        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
3444        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3445        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3446                &profile, sizeof(profile));
3447
3448        if (err != OK) {
3449            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3450                       "(err = %d)",
3451                       err);
3452            return err;
3453        }
3454    } else {
3455        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3456        InitOMXParams(&profile);
3457        profile.nPortIndex = kPortIndexInput;
3458
3459        status_t err = mOMX->getParameter(
3460                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3461        CHECK_EQ(err, (status_t)OK);
3462
3463        profile.nChannels = numChannels;
3464        profile.nSampleRate = sampleRate;
3465
3466        profile.eAACStreamFormat =
3467            isADTS
3468                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3469                : OMX_AUDIO_AACStreamFormatMP4FF;
3470
3471        err = mOMX->setParameter(
3472                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3473
3474        if (err != OK) {
3475            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3476                       "(err = %d)",
3477                       err);
3478            return err;
3479        }
3480    }
3481
3482    return OK;
3483}
3484
3485void OMXCodec::setG711Format(int32_t numChannels) {
3486    CHECK(!mIsEncoder);
3487    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3488}
3489
3490void OMXCodec::setImageOutputFormat(
3491        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3492    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3493
3494#if 0
3495    OMX_INDEXTYPE index;
3496    status_t err = mOMX->get_extension_index(
3497            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3498    CHECK_EQ(err, (status_t)OK);
3499
3500    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3501    CHECK_EQ(err, (status_t)OK);
3502#endif
3503
3504    OMX_PARAM_PORTDEFINITIONTYPE def;
3505    InitOMXParams(&def);
3506    def.nPortIndex = kPortIndexOutput;
3507
3508    status_t err = mOMX->getParameter(
3509            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3510    CHECK_EQ(err, (status_t)OK);
3511
3512    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3513
3514    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3515
3516    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3517    imageDef->eColorFormat = format;
3518    imageDef->nFrameWidth = width;
3519    imageDef->nFrameHeight = height;
3520
3521    switch (format) {
3522        case OMX_COLOR_FormatYUV420PackedPlanar:
3523        case OMX_COLOR_FormatYUV411Planar:
3524        {
3525            def.nBufferSize = (width * height * 3) / 2;
3526            break;
3527        }
3528
3529        case OMX_COLOR_FormatCbYCrY:
3530        {
3531            def.nBufferSize = width * height * 2;
3532            break;
3533        }
3534
3535        case OMX_COLOR_Format32bitARGB8888:
3536        {
3537            def.nBufferSize = width * height * 4;
3538            break;
3539        }
3540
3541        case OMX_COLOR_Format16bitARGB4444:
3542        case OMX_COLOR_Format16bitARGB1555:
3543        case OMX_COLOR_Format16bitRGB565:
3544        case OMX_COLOR_Format16bitBGR565:
3545        {
3546            def.nBufferSize = width * height * 2;
3547            break;
3548        }
3549
3550        default:
3551            CHECK(!"Should not be here. Unknown color format.");
3552            break;
3553    }
3554
3555    def.nBufferCountActual = def.nBufferCountMin;
3556
3557    err = mOMX->setParameter(
3558            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3559    CHECK_EQ(err, (status_t)OK);
3560}
3561
3562void OMXCodec::setJPEGInputFormat(
3563        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3564    OMX_PARAM_PORTDEFINITIONTYPE def;
3565    InitOMXParams(&def);
3566    def.nPortIndex = kPortIndexInput;
3567
3568    status_t err = mOMX->getParameter(
3569            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3570    CHECK_EQ(err, (status_t)OK);
3571
3572    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3573    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3574
3575    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3576    imageDef->nFrameWidth = width;
3577    imageDef->nFrameHeight = height;
3578
3579    def.nBufferSize = compressedSize;
3580    def.nBufferCountActual = def.nBufferCountMin;
3581
3582    err = mOMX->setParameter(
3583            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3584    CHECK_EQ(err, (status_t)OK);
3585}
3586
3587void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3588    CodecSpecificData *specific =
3589        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3590
3591    specific->mSize = size;
3592    memcpy(specific->mData, data, size);
3593
3594    mCodecSpecificData.push(specific);
3595}
3596
3597void OMXCodec::clearCodecSpecificData() {
3598    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3599        free(mCodecSpecificData.editItemAt(i));
3600    }
3601    mCodecSpecificData.clear();
3602    mCodecSpecificDataIndex = 0;
3603}
3604
3605status_t OMXCodec::start(MetaData *meta) {
3606    Mutex::Autolock autoLock(mLock);
3607
3608    if (mState != LOADED) {
3609        return UNKNOWN_ERROR;
3610    }
3611
3612    sp<MetaData> params = new MetaData;
3613    if (mQuirks & kWantsNALFragments) {
3614        params->setInt32(kKeyWantsNALFragments, true);
3615    }
3616    if (meta) {
3617        int64_t startTimeUs = 0;
3618        int64_t timeUs;
3619        if (meta->findInt64(kKeyTime, &timeUs)) {
3620            startTimeUs = timeUs;
3621        }
3622        params->setInt64(kKeyTime, startTimeUs);
3623    }
3624
3625    mCodecSpecificDataIndex = 0;
3626    mInitialBufferSubmit = true;
3627    mSignalledEOS = false;
3628    mNoMoreOutputData = false;
3629    mOutputPortSettingsHaveChanged = false;
3630    mSeekTimeUs = -1;
3631    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3632    mTargetTimeUs = -1;
3633    mFilledBuffers.clear();
3634    mPaused = false;
3635
3636    status_t err;
3637    if (mIsEncoder) {
3638        // Calling init() before starting its source so that we can configure,
3639        // if supported, the source to use exactly the same number of input
3640        // buffers as requested by the encoder.
3641        if ((err = init()) != OK) {
3642            return err;
3643        }
3644
3645        params->setInt32(kKeyNumBuffers, mPortBuffers[kPortIndexInput].size());
3646        err = mSource->start(params.get());
3647        if (err != OK) {
3648            stopOmxComponent_l();
3649        }
3650        return err;
3651    }
3652
3653    // Decoder case
3654    if ((err = mSource->start(params.get())) != OK) {
3655        return err;
3656    }
3657    return init();
3658}
3659
3660status_t OMXCodec::stop() {
3661    CODEC_LOGV("stop mState=%d", mState);
3662    Mutex::Autolock autoLock(mLock);
3663    status_t err = stopOmxComponent_l();
3664    mSource->stop();
3665
3666    CODEC_LOGV("stopped in state %d", mState);
3667    return err;
3668}
3669
3670status_t OMXCodec::stopOmxComponent_l() {
3671    CODEC_LOGV("stopOmxComponent_l mState=%d", mState);
3672
3673    while (isIntermediateState(mState)) {
3674        mAsyncCompletion.wait(mLock);
3675    }
3676
3677    bool isError = false;
3678    switch (mState) {
3679        case LOADED:
3680            break;
3681
3682        case ERROR:
3683        {
3684            if (mPortStatus[kPortIndexOutput] == ENABLING) {
3685                // Codec is in a wedged state (technical term)
3686                // We've seen an output port settings change from the codec,
3687                // We've disabled the output port, then freed the output
3688                // buffers, initiated re-enabling the output port but
3689                // failed to reallocate the output buffers.
3690                // There doesn't seem to be a way to orderly transition
3691                // from executing->idle and idle->loaded now that the
3692                // output port hasn't been reenabled yet...
3693                // Simply free as many resources as we can and pretend
3694                // that we're in LOADED state so that the destructor
3695                // will free the component instance without asserting.
3696                freeBuffersOnPort(kPortIndexInput, true /* onlyThoseWeOwn */);
3697                freeBuffersOnPort(kPortIndexOutput, true /* onlyThoseWeOwn */);
3698                setState(LOADED);
3699                break;
3700            } else {
3701                OMX_STATETYPE state = OMX_StateInvalid;
3702                status_t err = mOMX->getState(mNode, &state);
3703                CHECK_EQ(err, (status_t)OK);
3704
3705                if (state != OMX_StateExecuting) {
3706                    break;
3707                }
3708                // else fall through to the idling code
3709            }
3710
3711            isError = true;
3712        }
3713
3714        case EXECUTING:
3715        {
3716            setState(EXECUTING_TO_IDLE);
3717
3718            if (mQuirks & kRequiresFlushBeforeShutdown) {
3719                CODEC_LOGV("This component requires a flush before transitioning "
3720                     "from EXECUTING to IDLE...");
3721
3722                bool emulateInputFlushCompletion =
3723                    !flushPortAsync(kPortIndexInput);
3724
3725                bool emulateOutputFlushCompletion =
3726                    !flushPortAsync(kPortIndexOutput);
3727
3728                if (emulateInputFlushCompletion) {
3729                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3730                }
3731
3732                if (emulateOutputFlushCompletion) {
3733                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3734                }
3735            } else {
3736                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3737                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3738
3739                status_t err =
3740                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3741                CHECK_EQ(err, (status_t)OK);
3742            }
3743
3744            while (mState != LOADED && mState != ERROR) {
3745                mAsyncCompletion.wait(mLock);
3746            }
3747
3748            if (isError) {
3749                // We were in the ERROR state coming in, so restore that now
3750                // that we've idled the OMX component.
3751                setState(ERROR);
3752            }
3753
3754            break;
3755        }
3756
3757        default:
3758        {
3759            CHECK(!"should not be here.");
3760            break;
3761        }
3762    }
3763
3764    if (mLeftOverBuffer) {
3765        mLeftOverBuffer->release();
3766        mLeftOverBuffer = NULL;
3767    }
3768
3769    return OK;
3770}
3771
3772sp<MetaData> OMXCodec::getFormat() {
3773    Mutex::Autolock autoLock(mLock);
3774
3775    return mOutputFormat;
3776}
3777
3778status_t OMXCodec::read(
3779        MediaBuffer **buffer, const ReadOptions *options) {
3780    status_t err = OK;
3781    *buffer = NULL;
3782
3783    Mutex::Autolock autoLock(mLock);
3784
3785    if (mState != EXECUTING && mState != RECONFIGURING) {
3786        return UNKNOWN_ERROR;
3787    }
3788
3789    bool seeking = false;
3790    int64_t seekTimeUs;
3791    ReadOptions::SeekMode seekMode;
3792    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3793        seeking = true;
3794    }
3795
3796    if (mInitialBufferSubmit) {
3797        mInitialBufferSubmit = false;
3798
3799        if (seeking) {
3800            CHECK(seekTimeUs >= 0);
3801            mSeekTimeUs = seekTimeUs;
3802            mSeekMode = seekMode;
3803
3804            // There's no reason to trigger the code below, there's
3805            // nothing to flush yet.
3806            seeking = false;
3807            mPaused = false;
3808        }
3809
3810        drainInputBuffers();
3811
3812        if (mState == EXECUTING) {
3813            // Otherwise mState == RECONFIGURING and this code will trigger
3814            // after the output port is reenabled.
3815            fillOutputBuffers();
3816        }
3817    }
3818
3819    if (seeking) {
3820        while (mState == RECONFIGURING) {
3821            if ((err = waitForBufferFilled_l()) != OK) {
3822                return err;
3823            }
3824        }
3825
3826        if (mState != EXECUTING) {
3827            return UNKNOWN_ERROR;
3828        }
3829
3830        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3831
3832        mSignalledEOS = false;
3833
3834        CHECK(seekTimeUs >= 0);
3835        mSeekTimeUs = seekTimeUs;
3836        mSeekMode = seekMode;
3837
3838        mFilledBuffers.clear();
3839
3840        CHECK_EQ((int)mState, (int)EXECUTING);
3841
3842        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3843        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3844
3845        if (emulateInputFlushCompletion) {
3846            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3847        }
3848
3849        if (emulateOutputFlushCompletion) {
3850            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3851        }
3852
3853        while (mSeekTimeUs >= 0) {
3854            if ((err = waitForBufferFilled_l()) != OK) {
3855                return err;
3856            }
3857        }
3858    }
3859
3860    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3861        if ((err = waitForBufferFilled_l()) != OK) {
3862            return err;
3863        }
3864    }
3865
3866    if (mState == ERROR) {
3867        return UNKNOWN_ERROR;
3868    }
3869
3870    if (mFilledBuffers.empty()) {
3871        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3872    }
3873
3874    if (mOutputPortSettingsHaveChanged) {
3875        mOutputPortSettingsHaveChanged = false;
3876
3877        return INFO_FORMAT_CHANGED;
3878    }
3879
3880    size_t index = *mFilledBuffers.begin();
3881    mFilledBuffers.erase(mFilledBuffers.begin());
3882
3883    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3884    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3885    info->mStatus = OWNED_BY_CLIENT;
3886
3887    info->mMediaBuffer->add_ref();
3888    if (mSkipCutBuffer != NULL) {
3889        mSkipCutBuffer->submit(info->mMediaBuffer);
3890    }
3891    *buffer = info->mMediaBuffer;
3892
3893    return OK;
3894}
3895
3896void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3897    Mutex::Autolock autoLock(mLock);
3898
3899    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3900    for (size_t i = 0; i < buffers->size(); ++i) {
3901        BufferInfo *info = &buffers->editItemAt(i);
3902
3903        if (info->mMediaBuffer == buffer) {
3904            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3905            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3906
3907            info->mStatus = OWNED_BY_US;
3908
3909            if (buffer->graphicBuffer() == 0) {
3910                fillOutputBuffer(info);
3911            } else {
3912                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3913                int32_t rendered = 0;
3914                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3915                    rendered = 0;
3916                }
3917                if (!rendered) {
3918                    status_t err = cancelBufferToNativeWindow(info);
3919                    if (err < 0) {
3920                        return;
3921                    }
3922                }
3923
3924                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3925
3926                // Dequeue the next buffer from the native window.
3927                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3928                if (nextBufInfo == 0) {
3929                    return;
3930                }
3931
3932                // Give the buffer to the OMX node to fill.
3933                fillOutputBuffer(nextBufInfo);
3934            }
3935            return;
3936        }
3937    }
3938
3939    CHECK(!"should not be here.");
3940}
3941
3942static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3943    static const char *kNames[] = {
3944        "OMX_IMAGE_CodingUnused",
3945        "OMX_IMAGE_CodingAutoDetect",
3946        "OMX_IMAGE_CodingJPEG",
3947        "OMX_IMAGE_CodingJPEG2K",
3948        "OMX_IMAGE_CodingEXIF",
3949        "OMX_IMAGE_CodingTIFF",
3950        "OMX_IMAGE_CodingGIF",
3951        "OMX_IMAGE_CodingPNG",
3952        "OMX_IMAGE_CodingLZW",
3953        "OMX_IMAGE_CodingBMP",
3954    };
3955
3956    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3957
3958    if (type < 0 || (size_t)type >= numNames) {
3959        return "UNKNOWN";
3960    } else {
3961        return kNames[type];
3962    }
3963}
3964
3965static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3966    static const char *kNames[] = {
3967        "OMX_COLOR_FormatUnused",
3968        "OMX_COLOR_FormatMonochrome",
3969        "OMX_COLOR_Format8bitRGB332",
3970        "OMX_COLOR_Format12bitRGB444",
3971        "OMX_COLOR_Format16bitARGB4444",
3972        "OMX_COLOR_Format16bitARGB1555",
3973        "OMX_COLOR_Format16bitRGB565",
3974        "OMX_COLOR_Format16bitBGR565",
3975        "OMX_COLOR_Format18bitRGB666",
3976        "OMX_COLOR_Format18bitARGB1665",
3977        "OMX_COLOR_Format19bitARGB1666",
3978        "OMX_COLOR_Format24bitRGB888",
3979        "OMX_COLOR_Format24bitBGR888",
3980        "OMX_COLOR_Format24bitARGB1887",
3981        "OMX_COLOR_Format25bitARGB1888",
3982        "OMX_COLOR_Format32bitBGRA8888",
3983        "OMX_COLOR_Format32bitARGB8888",
3984        "OMX_COLOR_FormatYUV411Planar",
3985        "OMX_COLOR_FormatYUV411PackedPlanar",
3986        "OMX_COLOR_FormatYUV420Planar",
3987        "OMX_COLOR_FormatYUV420PackedPlanar",
3988        "OMX_COLOR_FormatYUV420SemiPlanar",
3989        "OMX_COLOR_FormatYUV422Planar",
3990        "OMX_COLOR_FormatYUV422PackedPlanar",
3991        "OMX_COLOR_FormatYUV422SemiPlanar",
3992        "OMX_COLOR_FormatYCbYCr",
3993        "OMX_COLOR_FormatYCrYCb",
3994        "OMX_COLOR_FormatCbYCrY",
3995        "OMX_COLOR_FormatCrYCbY",
3996        "OMX_COLOR_FormatYUV444Interleaved",
3997        "OMX_COLOR_FormatRawBayer8bit",
3998        "OMX_COLOR_FormatRawBayer10bit",
3999        "OMX_COLOR_FormatRawBayer8bitcompressed",
4000        "OMX_COLOR_FormatL2",
4001        "OMX_COLOR_FormatL4",
4002        "OMX_COLOR_FormatL8",
4003        "OMX_COLOR_FormatL16",
4004        "OMX_COLOR_FormatL24",
4005        "OMX_COLOR_FormatL32",
4006        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
4007        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
4008        "OMX_COLOR_Format18BitBGR666",
4009        "OMX_COLOR_Format24BitARGB6666",
4010        "OMX_COLOR_Format24BitABGR6666",
4011    };
4012
4013    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4014
4015    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
4016        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
4017    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
4018        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
4019    } else if (type < 0 || (size_t)type >= numNames) {
4020        return "UNKNOWN";
4021    } else {
4022        return kNames[type];
4023    }
4024}
4025
4026static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
4027    static const char *kNames[] = {
4028        "OMX_VIDEO_CodingUnused",
4029        "OMX_VIDEO_CodingAutoDetect",
4030        "OMX_VIDEO_CodingMPEG2",
4031        "OMX_VIDEO_CodingH263",
4032        "OMX_VIDEO_CodingMPEG4",
4033        "OMX_VIDEO_CodingWMV",
4034        "OMX_VIDEO_CodingRV",
4035        "OMX_VIDEO_CodingAVC",
4036        "OMX_VIDEO_CodingMJPEG",
4037    };
4038
4039    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4040
4041    if (type < 0 || (size_t)type >= numNames) {
4042        return "UNKNOWN";
4043    } else {
4044        return kNames[type];
4045    }
4046}
4047
4048static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4049    static const char *kNames[] = {
4050        "OMX_AUDIO_CodingUnused",
4051        "OMX_AUDIO_CodingAutoDetect",
4052        "OMX_AUDIO_CodingPCM",
4053        "OMX_AUDIO_CodingADPCM",
4054        "OMX_AUDIO_CodingAMR",
4055        "OMX_AUDIO_CodingGSMFR",
4056        "OMX_AUDIO_CodingGSMEFR",
4057        "OMX_AUDIO_CodingGSMHR",
4058        "OMX_AUDIO_CodingPDCFR",
4059        "OMX_AUDIO_CodingPDCEFR",
4060        "OMX_AUDIO_CodingPDCHR",
4061        "OMX_AUDIO_CodingTDMAFR",
4062        "OMX_AUDIO_CodingTDMAEFR",
4063        "OMX_AUDIO_CodingQCELP8",
4064        "OMX_AUDIO_CodingQCELP13",
4065        "OMX_AUDIO_CodingEVRC",
4066        "OMX_AUDIO_CodingSMV",
4067        "OMX_AUDIO_CodingG711",
4068        "OMX_AUDIO_CodingG723",
4069        "OMX_AUDIO_CodingG726",
4070        "OMX_AUDIO_CodingG729",
4071        "OMX_AUDIO_CodingAAC",
4072        "OMX_AUDIO_CodingMP3",
4073        "OMX_AUDIO_CodingSBC",
4074        "OMX_AUDIO_CodingVORBIS",
4075        "OMX_AUDIO_CodingWMA",
4076        "OMX_AUDIO_CodingRA",
4077        "OMX_AUDIO_CodingMIDI",
4078    };
4079
4080    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4081
4082    if (type < 0 || (size_t)type >= numNames) {
4083        return "UNKNOWN";
4084    } else {
4085        return kNames[type];
4086    }
4087}
4088
4089static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4090    static const char *kNames[] = {
4091        "OMX_AUDIO_PCMModeLinear",
4092        "OMX_AUDIO_PCMModeALaw",
4093        "OMX_AUDIO_PCMModeMULaw",
4094    };
4095
4096    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4097
4098    if (type < 0 || (size_t)type >= numNames) {
4099        return "UNKNOWN";
4100    } else {
4101        return kNames[type];
4102    }
4103}
4104
4105static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4106    static const char *kNames[] = {
4107        "OMX_AUDIO_AMRBandModeUnused",
4108        "OMX_AUDIO_AMRBandModeNB0",
4109        "OMX_AUDIO_AMRBandModeNB1",
4110        "OMX_AUDIO_AMRBandModeNB2",
4111        "OMX_AUDIO_AMRBandModeNB3",
4112        "OMX_AUDIO_AMRBandModeNB4",
4113        "OMX_AUDIO_AMRBandModeNB5",
4114        "OMX_AUDIO_AMRBandModeNB6",
4115        "OMX_AUDIO_AMRBandModeNB7",
4116        "OMX_AUDIO_AMRBandModeWB0",
4117        "OMX_AUDIO_AMRBandModeWB1",
4118        "OMX_AUDIO_AMRBandModeWB2",
4119        "OMX_AUDIO_AMRBandModeWB3",
4120        "OMX_AUDIO_AMRBandModeWB4",
4121        "OMX_AUDIO_AMRBandModeWB5",
4122        "OMX_AUDIO_AMRBandModeWB6",
4123        "OMX_AUDIO_AMRBandModeWB7",
4124        "OMX_AUDIO_AMRBandModeWB8",
4125    };
4126
4127    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4128
4129    if (type < 0 || (size_t)type >= numNames) {
4130        return "UNKNOWN";
4131    } else {
4132        return kNames[type];
4133    }
4134}
4135
4136static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4137    static const char *kNames[] = {
4138        "OMX_AUDIO_AMRFrameFormatConformance",
4139        "OMX_AUDIO_AMRFrameFormatIF1",
4140        "OMX_AUDIO_AMRFrameFormatIF2",
4141        "OMX_AUDIO_AMRFrameFormatFSF",
4142        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4143        "OMX_AUDIO_AMRFrameFormatITU",
4144    };
4145
4146    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4147
4148    if (type < 0 || (size_t)type >= numNames) {
4149        return "UNKNOWN";
4150    } else {
4151        return kNames[type];
4152    }
4153}
4154
4155void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4156    OMX_PARAM_PORTDEFINITIONTYPE def;
4157    InitOMXParams(&def);
4158    def.nPortIndex = portIndex;
4159
4160    status_t err = mOMX->getParameter(
4161            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4162    CHECK_EQ(err, (status_t)OK);
4163
4164    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4165
4166    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4167          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4168
4169    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4170    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4171    printf("  nBufferSize = %ld\n", def.nBufferSize);
4172
4173    switch (def.eDomain) {
4174        case OMX_PortDomainImage:
4175        {
4176            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4177
4178            printf("\n");
4179            printf("  // Image\n");
4180            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4181            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4182            printf("  nStride = %ld\n", imageDef->nStride);
4183
4184            printf("  eCompressionFormat = %s\n",
4185                   imageCompressionFormatString(imageDef->eCompressionFormat));
4186
4187            printf("  eColorFormat = %s\n",
4188                   colorFormatString(imageDef->eColorFormat));
4189
4190            break;
4191        }
4192
4193        case OMX_PortDomainVideo:
4194        {
4195            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4196
4197            printf("\n");
4198            printf("  // Video\n");
4199            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4200            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4201            printf("  nStride = %ld\n", videoDef->nStride);
4202
4203            printf("  eCompressionFormat = %s\n",
4204                   videoCompressionFormatString(videoDef->eCompressionFormat));
4205
4206            printf("  eColorFormat = %s\n",
4207                   colorFormatString(videoDef->eColorFormat));
4208
4209            break;
4210        }
4211
4212        case OMX_PortDomainAudio:
4213        {
4214            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4215
4216            printf("\n");
4217            printf("  // Audio\n");
4218            printf("  eEncoding = %s\n",
4219                   audioCodingTypeString(audioDef->eEncoding));
4220
4221            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4222                OMX_AUDIO_PARAM_PCMMODETYPE params;
4223                InitOMXParams(&params);
4224                params.nPortIndex = portIndex;
4225
4226                err = mOMX->getParameter(
4227                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4228                CHECK_EQ(err, (status_t)OK);
4229
4230                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4231                printf("  nChannels = %ld\n", params.nChannels);
4232                printf("  bInterleaved = %d\n", params.bInterleaved);
4233                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4234
4235                printf("  eNumData = %s\n",
4236                       params.eNumData == OMX_NumericalDataSigned
4237                        ? "signed" : "unsigned");
4238
4239                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4240            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4241                OMX_AUDIO_PARAM_AMRTYPE amr;
4242                InitOMXParams(&amr);
4243                amr.nPortIndex = portIndex;
4244
4245                err = mOMX->getParameter(
4246                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4247                CHECK_EQ(err, (status_t)OK);
4248
4249                printf("  nChannels = %ld\n", amr.nChannels);
4250                printf("  eAMRBandMode = %s\n",
4251                        amrBandModeString(amr.eAMRBandMode));
4252                printf("  eAMRFrameFormat = %s\n",
4253                        amrFrameFormatString(amr.eAMRFrameFormat));
4254            }
4255
4256            break;
4257        }
4258
4259        default:
4260        {
4261            printf("  // Unknown\n");
4262            break;
4263        }
4264    }
4265
4266    printf("}\n");
4267}
4268
4269status_t OMXCodec::initNativeWindow() {
4270    // Enable use of a GraphicBuffer as the output for this node.  This must
4271    // happen before getting the IndexParamPortDefinition parameter because it
4272    // will affect the pixel format that the node reports.
4273    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4274    if (err != 0) {
4275        return err;
4276    }
4277
4278    return OK;
4279}
4280
4281void OMXCodec::initNativeWindowCrop() {
4282    int32_t left, top, right, bottom;
4283
4284    CHECK(mOutputFormat->findRect(
4285                        kKeyCropRect,
4286                        &left, &top, &right, &bottom));
4287
4288    android_native_rect_t crop;
4289    crop.left = left;
4290    crop.top = top;
4291    crop.right = right + 1;
4292    crop.bottom = bottom + 1;
4293
4294    // We'll ignore any errors here, if the surface is
4295    // already invalid, we'll know soon enough.
4296    native_window_set_crop(mNativeWindow.get(), &crop);
4297}
4298
4299void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4300    mOutputFormat = new MetaData;
4301    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4302    if (mIsEncoder) {
4303        int32_t timeScale;
4304        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4305            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4306        }
4307    }
4308
4309    OMX_PARAM_PORTDEFINITIONTYPE def;
4310    InitOMXParams(&def);
4311    def.nPortIndex = kPortIndexOutput;
4312
4313    status_t err = mOMX->getParameter(
4314            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4315    CHECK_EQ(err, (status_t)OK);
4316
4317    switch (def.eDomain) {
4318        case OMX_PortDomainImage:
4319        {
4320            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4321            CHECK_EQ((int)imageDef->eCompressionFormat,
4322                     (int)OMX_IMAGE_CodingUnused);
4323
4324            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4325            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4326            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4327            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4328            break;
4329        }
4330
4331        case OMX_PortDomainAudio:
4332        {
4333            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4334
4335            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4336                OMX_AUDIO_PARAM_PCMMODETYPE params;
4337                InitOMXParams(&params);
4338                params.nPortIndex = kPortIndexOutput;
4339
4340                err = mOMX->getParameter(
4341                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4342                CHECK_EQ(err, (status_t)OK);
4343
4344                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4345                CHECK_EQ(params.nBitPerSample, 16u);
4346                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4347
4348                int32_t numChannels, sampleRate;
4349                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4350                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4351
4352                if ((OMX_U32)numChannels != params.nChannels) {
4353                    ALOGV("Codec outputs a different number of channels than "
4354                         "the input stream contains (contains %d channels, "
4355                         "codec outputs %ld channels).",
4356                         numChannels, params.nChannels);
4357                }
4358
4359                if (sampleRate != (int32_t)params.nSamplingRate) {
4360                    ALOGV("Codec outputs at different sampling rate than "
4361                         "what the input stream contains (contains data at "
4362                         "%d Hz, codec outputs %lu Hz)",
4363                         sampleRate, params.nSamplingRate);
4364                }
4365
4366                mOutputFormat->setCString(
4367                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4368
4369                // Use the codec-advertised number of channels, as some
4370                // codecs appear to output stereo even if the input data is
4371                // mono. If we know the codec lies about this information,
4372                // use the actual number of channels instead.
4373                mOutputFormat->setInt32(
4374                        kKeyChannelCount,
4375                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4376                            ? numChannels : params.nChannels);
4377
4378                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4379            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4380                OMX_AUDIO_PARAM_AMRTYPE amr;
4381                InitOMXParams(&amr);
4382                amr.nPortIndex = kPortIndexOutput;
4383
4384                err = mOMX->getParameter(
4385                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4386                CHECK_EQ(err, (status_t)OK);
4387
4388                CHECK_EQ(amr.nChannels, 1u);
4389                mOutputFormat->setInt32(kKeyChannelCount, 1);
4390
4391                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4392                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4393                    mOutputFormat->setCString(
4394                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4395                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4396                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4397                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4398                    mOutputFormat->setCString(
4399                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4400                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4401                } else {
4402                    CHECK(!"Unknown AMR band mode.");
4403                }
4404            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4405                mOutputFormat->setCString(
4406                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4407                int32_t numChannels, sampleRate, bitRate;
4408                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4409                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4410                inputFormat->findInt32(kKeyBitRate, &bitRate);
4411                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4412                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4413                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4414            } else {
4415                CHECK(!"Should not be here. Unknown audio encoding.");
4416            }
4417            break;
4418        }
4419
4420        case OMX_PortDomainVideo:
4421        {
4422            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4423
4424            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4425                mOutputFormat->setCString(
4426                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4427            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4428                mOutputFormat->setCString(
4429                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4430            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4431                mOutputFormat->setCString(
4432                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4433            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4434                mOutputFormat->setCString(
4435                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4436            } else {
4437                CHECK(!"Unknown compression format.");
4438            }
4439
4440            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4441            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4442            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4443
4444            if (!mIsEncoder) {
4445                OMX_CONFIG_RECTTYPE rect;
4446                InitOMXParams(&rect);
4447                rect.nPortIndex = kPortIndexOutput;
4448                status_t err =
4449                        mOMX->getConfig(
4450                            mNode, OMX_IndexConfigCommonOutputCrop,
4451                            &rect, sizeof(rect));
4452
4453                CODEC_LOGI(
4454                        "video dimensions are %ld x %ld",
4455                        video_def->nFrameWidth, video_def->nFrameHeight);
4456
4457                if (err == OK) {
4458                    CHECK_GE(rect.nLeft, 0);
4459                    CHECK_GE(rect.nTop, 0);
4460                    CHECK_GE(rect.nWidth, 0u);
4461                    CHECK_GE(rect.nHeight, 0u);
4462                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4463                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4464
4465                    mOutputFormat->setRect(
4466                            kKeyCropRect,
4467                            rect.nLeft,
4468                            rect.nTop,
4469                            rect.nLeft + rect.nWidth - 1,
4470                            rect.nTop + rect.nHeight - 1);
4471
4472                    CODEC_LOGI(
4473                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4474                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4475                } else {
4476                    mOutputFormat->setRect(
4477                            kKeyCropRect,
4478                            0, 0,
4479                            video_def->nFrameWidth - 1,
4480                            video_def->nFrameHeight - 1);
4481                }
4482
4483                if (mNativeWindow != NULL) {
4484                     initNativeWindowCrop();
4485                }
4486            }
4487            break;
4488        }
4489
4490        default:
4491        {
4492            CHECK(!"should not be here, neither audio nor video.");
4493            break;
4494        }
4495    }
4496
4497    // If the input format contains rotation information, flag the output
4498    // format accordingly.
4499
4500    int32_t rotationDegrees;
4501    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4502        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4503    }
4504}
4505
4506status_t OMXCodec::pause() {
4507    Mutex::Autolock autoLock(mLock);
4508
4509    mPaused = true;
4510
4511    return OK;
4512}
4513
4514////////////////////////////////////////////////////////////////////////////////
4515
4516status_t QueryCodecs(
4517        const sp<IOMX> &omx,
4518        const char *mime, bool queryDecoders, bool hwCodecOnly,
4519        Vector<CodecCapabilities> *results) {
4520    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
4521    results->clear();
4522
4523    OMXCodec::findMatchingCodecs(mime,
4524            !queryDecoders /*createEncoder*/,
4525            NULL /*matchComponentName*/,
4526            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4527            &matchingCodecs);
4528
4529    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4530        const char *componentName = matchingCodecs.itemAt(c).mName.string();
4531
4532        results->push();
4533        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4534
4535        status_t err =
4536            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4537
4538        if (err != OK) {
4539            results->removeAt(results->size() - 1);
4540        }
4541    }
4542
4543    return OK;
4544}
4545
4546status_t QueryCodec(
4547        const sp<IOMX> &omx,
4548        const char *componentName, const char *mime,
4549        bool isEncoder,
4550        CodecCapabilities *caps) {
4551    if (strncmp(componentName, "OMX.", 4)) {
4552        // Not an OpenMax component but a software codec.
4553
4554        caps->mComponentName = componentName;
4555        return OK;
4556    }
4557
4558    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4559    IOMX::node_id node;
4560    status_t err = omx->allocateNode(componentName, observer, &node);
4561
4562    if (err != OK) {
4563        return err;
4564    }
4565
4566    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4567
4568    caps->mComponentName = componentName;
4569
4570    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4571    InitOMXParams(&param);
4572
4573    param.nPortIndex = !isEncoder ? 0 : 1;
4574
4575    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4576        err = omx->getParameter(
4577                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4578                &param, sizeof(param));
4579
4580        if (err != OK) {
4581            break;
4582        }
4583
4584        CodecProfileLevel profileLevel;
4585        profileLevel.mProfile = param.eProfile;
4586        profileLevel.mLevel = param.eLevel;
4587
4588        caps->mProfileLevels.push(profileLevel);
4589    }
4590
4591    // Color format query
4592    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4593    InitOMXParams(&portFormat);
4594    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4595    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4596        err = omx->getParameter(
4597                node, OMX_IndexParamVideoPortFormat,
4598                &portFormat, sizeof(portFormat));
4599        if (err != OK) {
4600            break;
4601        }
4602        caps->mColorFormats.push(portFormat.eColorFormat);
4603    }
4604
4605    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4606
4607    return OK;
4608}
4609
4610status_t QueryCodecs(
4611        const sp<IOMX> &omx,
4612        const char *mimeType, bool queryDecoders,
4613        Vector<CodecCapabilities> *results) {
4614    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4615}
4616
4617// These are supposed be equivalent to the logic in
4618// "audio_channel_out_mask_from_count".
4619status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4620    switch (numChannels) {
4621        case 1:
4622            map[0] = OMX_AUDIO_ChannelCF;
4623            break;
4624        case 2:
4625            map[0] = OMX_AUDIO_ChannelLF;
4626            map[1] = OMX_AUDIO_ChannelRF;
4627            break;
4628        case 3:
4629            map[0] = OMX_AUDIO_ChannelLF;
4630            map[1] = OMX_AUDIO_ChannelRF;
4631            map[2] = OMX_AUDIO_ChannelCF;
4632            break;
4633        case 4:
4634            map[0] = OMX_AUDIO_ChannelLF;
4635            map[1] = OMX_AUDIO_ChannelRF;
4636            map[2] = OMX_AUDIO_ChannelLR;
4637            map[3] = OMX_AUDIO_ChannelRR;
4638            break;
4639        case 5:
4640            map[0] = OMX_AUDIO_ChannelLF;
4641            map[1] = OMX_AUDIO_ChannelRF;
4642            map[2] = OMX_AUDIO_ChannelCF;
4643            map[3] = OMX_AUDIO_ChannelLR;
4644            map[4] = OMX_AUDIO_ChannelRR;
4645            break;
4646        case 6:
4647            map[0] = OMX_AUDIO_ChannelLF;
4648            map[1] = OMX_AUDIO_ChannelRF;
4649            map[2] = OMX_AUDIO_ChannelCF;
4650            map[3] = OMX_AUDIO_ChannelLFE;
4651            map[4] = OMX_AUDIO_ChannelLR;
4652            map[5] = OMX_AUDIO_ChannelRR;
4653            break;
4654        case 7:
4655            map[0] = OMX_AUDIO_ChannelLF;
4656            map[1] = OMX_AUDIO_ChannelRF;
4657            map[2] = OMX_AUDIO_ChannelCF;
4658            map[3] = OMX_AUDIO_ChannelLFE;
4659            map[4] = OMX_AUDIO_ChannelLR;
4660            map[5] = OMX_AUDIO_ChannelRR;
4661            map[6] = OMX_AUDIO_ChannelCS;
4662            break;
4663        case 8:
4664            map[0] = OMX_AUDIO_ChannelLF;
4665            map[1] = OMX_AUDIO_ChannelRF;
4666            map[2] = OMX_AUDIO_ChannelCF;
4667            map[3] = OMX_AUDIO_ChannelLFE;
4668            map[4] = OMX_AUDIO_ChannelLR;
4669            map[5] = OMX_AUDIO_ChannelRR;
4670            map[6] = OMX_AUDIO_ChannelLS;
4671            map[7] = OMX_AUDIO_ChannelRS;
4672            break;
4673        default:
4674            return -EINVAL;
4675    }
4676
4677    return OK;
4678}
4679
4680}  // namespace android
4681