OMXCodec.cpp revision b1ccb623d9db42c451aa9dd4e8cf0e76b164aa50 
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/AACDecoder.h"
22#include "include/AMRNBDecoder.h"
23#include "include/AMRNBEncoder.h"
24#include "include/AMRWBDecoder.h"
25#include "include/AVCDecoder.h"
26#include "include/M4vH263Decoder.h"
27#include "include/MP3Decoder.h"
28#include "include/VorbisDecoder.h"
29
30#include "include/ESDS.h"
31
32#include <binder/IServiceManager.h>
33#include <binder/MemoryDealer.h>
34#include <binder/ProcessState.h>
35#include <media/IMediaPlayerService.h>
36#include <media/stagefright/MediaBuffer.h>
37#include <media/stagefright/MediaBufferGroup.h>
38#include <media/stagefright/MediaDebug.h>
39#include <media/stagefright/MediaDefs.h>
40#include <media/stagefright/MediaExtractor.h>
41#include <media/stagefright/MetaData.h>
42#include <media/stagefright/OMXCodec.h>
43#include <media/stagefright/Utils.h>
44#include <utils/Vector.h>
45
46#include <OMX_Audio.h>
47#include <OMX_Component.h>
48
49namespace android {
50
51static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
52
53struct CodecInfo {
54    const char *mime;
55    const char *codec;
56};
57
58#define FACTORY_CREATE(name) \
59static sp<MediaSource> Make##name(const sp<MediaSource> &source) { \
60    return new name(source); \
61}
62
63#define FACTORY_REF(name) { #name, Make##name },
64
65FACTORY_CREATE(MP3Decoder)
66FACTORY_CREATE(AMRNBDecoder)
67FACTORY_CREATE(AMRWBDecoder)
68FACTORY_CREATE(AACDecoder)
69FACTORY_CREATE(AVCDecoder)
70FACTORY_CREATE(M4vH263Decoder)
71FACTORY_CREATE(VorbisDecoder)
72FACTORY_CREATE(AMRNBEncoder)
73
74static sp<MediaSource> InstantiateSoftwareCodec(
75        const char *name, const sp<MediaSource> &source) {
76    struct FactoryInfo {
77        const char *name;
78        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &);
79    };
80
81    static const FactoryInfo kFactoryInfo[] = {
82        FACTORY_REF(MP3Decoder)
83        FACTORY_REF(AMRNBDecoder)
84        FACTORY_REF(AMRWBDecoder)
85        FACTORY_REF(AACDecoder)
86        FACTORY_REF(AVCDecoder)
87        FACTORY_REF(M4vH263Decoder)
88        FACTORY_REF(VorbisDecoder)
89        FACTORY_REF(AMRNBEncoder)
90    };
91    for (size_t i = 0;
92         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
93        if (!strcmp(name, kFactoryInfo[i].name)) {
94            return (*kFactoryInfo[i].CreateFunc)(source);
95        }
96    }
97
98    return NULL;
99}
100
101#undef FACTORY_REF
102#undef FACTORY_CREATE
103
104static const CodecInfo kDecoderInfo[] = {
105    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
106//    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
107    { MEDIA_MIMETYPE_AUDIO_MPEG, "MP3Decoder" },
108//    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.PV.mp3dec" },
109//    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
110    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBDecoder" },
111//    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrdec" },
112    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
113    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "AMRWBDecoder" },
114//    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.PV.amrdec" },
115    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
116    { MEDIA_MIMETYPE_AUDIO_AAC, "AACDecoder" },
117//    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacdec" },
118    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
119    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
120    { MEDIA_MIMETYPE_VIDEO_MPEG4, "M4vH263Decoder" },
121//    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4dec" },
122    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
123    { MEDIA_MIMETYPE_VIDEO_H263, "M4vH263Decoder" },
124//    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263dec" },
125    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
126    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
127    { MEDIA_MIMETYPE_VIDEO_AVC, "AVCDecoder" },
128//    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcdec" },
129    { MEDIA_MIMETYPE_AUDIO_VORBIS, "VorbisDecoder" },
130};
131
132static const CodecInfo kEncoderInfo[] = {
133    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
134    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBEncoder" },
135    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
136    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
137    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
138    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
139    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
140    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
141    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
142    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
143    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
144    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.encoder.avc" },
145    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
146    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
147};
148
149#undef OPTIONAL
150
151#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
152#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
153#define CODEC_LOGE(x, ...) LOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
154
155struct OMXCodecObserver : public BnOMXObserver {
156    OMXCodecObserver() {
157    }
158
159    void setCodec(const sp<OMXCodec> &target) {
160        mTarget = target;
161    }
162
163    // from IOMXObserver
164    virtual void onMessage(const omx_message &msg) {
165        sp<OMXCodec> codec = mTarget.promote();
166
167        if (codec.get() != NULL) {
168            codec->on_message(msg);
169        }
170    }
171
172protected:
173    virtual ~OMXCodecObserver() {}
174
175private:
176    wp<OMXCodec> mTarget;
177
178    OMXCodecObserver(const OMXCodecObserver &);
179    OMXCodecObserver &operator=(const OMXCodecObserver &);
180};
181
182static const char *GetCodec(const CodecInfo *info, size_t numInfos,
183                            const char *mime, int index) {
184    CHECK(index >= 0);
185    for(size_t i = 0; i < numInfos; ++i) {
186        if (!strcasecmp(mime, info[i].mime)) {
187            if (index == 0) {
188                return info[i].codec;
189            }
190
191            --index;
192        }
193    }
194
195    return NULL;
196}
197
198enum {
199    kAVCProfileBaseline      = 0x42,
200    kAVCProfileMain          = 0x4d,
201    kAVCProfileExtended      = 0x58,
202    kAVCProfileHigh          = 0x64,
203    kAVCProfileHigh10        = 0x6e,
204    kAVCProfileHigh422       = 0x7a,
205    kAVCProfileHigh444       = 0xf4,
206    kAVCProfileCAVLC444Intra = 0x2c
207};
208
209static const char *AVCProfileToString(uint8_t profile) {
210    switch (profile) {
211        case kAVCProfileBaseline:
212            return "Baseline";
213        case kAVCProfileMain:
214            return "Main";
215        case kAVCProfileExtended:
216            return "Extended";
217        case kAVCProfileHigh:
218            return "High";
219        case kAVCProfileHigh10:
220            return "High 10";
221        case kAVCProfileHigh422:
222            return "High 422";
223        case kAVCProfileHigh444:
224            return "High 444";
225        case kAVCProfileCAVLC444Intra:
226            return "CAVLC 444 Intra";
227        default:   return "Unknown";
228    }
229}
230
231template<class T>
232static void InitOMXParams(T *params) {
233    params->nSize = sizeof(T);
234    params->nVersion.s.nVersionMajor = 1;
235    params->nVersion.s.nVersionMinor = 0;
236    params->nVersion.s.nRevision = 0;
237    params->nVersion.s.nStep = 0;
238}
239
240static bool IsSoftwareCodec(const char *componentName) {
241    if (!strncmp("OMX.PV.", componentName, 7)) {
242        return true;
243    }
244
245    return false;
246}
247
248// A sort order in which non-OMX components are first,
249// followed by software codecs, i.e. OMX.PV.*, followed
250// by all the others.
251static int CompareSoftwareCodecsFirst(
252        const String8 *elem1, const String8 *elem2) {
253    bool isNotOMX1 = strncmp(elem1->string(), "OMX.", 4);
254    bool isNotOMX2 = strncmp(elem2->string(), "OMX.", 4);
255
256    if (isNotOMX1) {
257        if (isNotOMX2) { return 0; }
258        return -1;
259    }
260    if (isNotOMX2) {
261        return 1;
262    }
263
264    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
265    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
266
267    if (isSoftwareCodec1) {
268        if (isSoftwareCodec2) { return 0; }
269        return -1;
270    }
271
272    if (isSoftwareCodec2) {
273        return 1;
274    }
275
276    return 0;
277}
278
279// static
280uint32_t OMXCodec::getComponentQuirks(const char *componentName) {
281    uint32_t quirks = 0;
282
283    if (!strcmp(componentName, "OMX.PV.avcdec")) {
284        quirks |= kWantsNALFragments;
285    }
286    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
287        quirks |= kNeedsFlushBeforeDisable;
288        quirks |= kDecoderLiesAboutNumberOfChannels;
289    }
290    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
291        quirks |= kNeedsFlushBeforeDisable;
292        quirks |= kRequiresFlushCompleteEmulation;
293        quirks |= kSupportsMultipleFramesPerInputBuffer;
294    }
295    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
296        quirks |= kRequiresLoadedToIdleAfterAllocation;
297        quirks |= kRequiresAllocateBufferOnInputPorts;
298        quirks |= kRequiresAllocateBufferOnOutputPorts;
299    }
300    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
301        quirks |= kRequiresAllocateBufferOnOutputPorts;
302        quirks |= kDefersOutputBufferAllocation;
303    }
304
305    if (!strncmp(componentName, "OMX.TI.", 7)) {
306        // Apparently I must not use OMX_UseBuffer on either input or
307        // output ports on any of the TI components or quote:
308        // "(I) may have unexpected problem (sic) which can be timing related
309        //  and hard to reproduce."
310
311        quirks |= kRequiresAllocateBufferOnInputPorts;
312        quirks |= kRequiresAllocateBufferOnOutputPorts;
313    }
314
315    if (!strcmp(componentName, "OMX.TI.Video.Decoder")) {
316        quirks |= kInputBufferSizesAreBogus;
317    }
318
319    return quirks;
320}
321
322// static
323void OMXCodec::findMatchingCodecs(
324        const char *mime,
325        bool createEncoder, const char *matchComponentName,
326        uint32_t flags,
327        Vector<String8> *matchingCodecs) {
328    matchingCodecs->clear();
329
330    for (int index = 0;; ++index) {
331        const char *componentName;
332
333        if (createEncoder) {
334            componentName = GetCodec(
335                    kEncoderInfo,
336                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
337                    mime, index);
338        } else {
339            componentName = GetCodec(
340                    kDecoderInfo,
341                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
342                    mime, index);
343        }
344
345        if (!componentName) {
346            break;
347        }
348
349        // If a specific codec is requested, skip the non-matching ones.
350        if (matchComponentName && strcmp(componentName, matchComponentName)) {
351            continue;
352        }
353
354        matchingCodecs->push(String8(componentName));
355    }
356
357    if (flags & kPreferSoftwareCodecs) {
358        matchingCodecs->sort(CompareSoftwareCodecsFirst);
359    }
360}
361
362// static
363sp<MediaSource> OMXCodec::Create(
364        const sp<IOMX> &omx,
365        const sp<MetaData> &meta, bool createEncoder,
366        const sp<MediaSource> &source,
367        const char *matchComponentName,
368        uint32_t flags) {
369    const char *mime;
370    bool success = meta->findCString(kKeyMIMEType, &mime);
371    CHECK(success);
372
373    Vector<String8> matchingCodecs;
374    findMatchingCodecs(
375            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
376
377    if (matchingCodecs.isEmpty()) {
378        return NULL;
379    }
380
381    sp<OMXCodecObserver> observer = new OMXCodecObserver;
382    IOMX::node_id node = 0;
383
384    const char *componentName;
385    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
386        componentName = matchingCodecs[i].string();
387
388#if BUILD_WITH_FULL_STAGEFRIGHT
389        sp<MediaSource> softwareCodec =
390            InstantiateSoftwareCodec(componentName, source);
391
392        if (softwareCodec != NULL) {
393            LOGV("Successfully allocated software codec '%s'", componentName);
394
395            return softwareCodec;
396        }
397#endif
398
399        LOGV("Attempting to allocate OMX node '%s'", componentName);
400
401        status_t err = omx->allocateNode(componentName, observer, &node);
402        if (err == OK) {
403            LOGV("Successfully allocated OMX node '%s'", componentName);
404
405            sp<OMXCodec> codec = new OMXCodec(
406                    omx, node, getComponentQuirks(componentName),
407                    createEncoder, mime, componentName,
408                    source);
409
410            observer->setCodec(codec);
411
412            err = codec->configureCodec(meta);
413
414            if (err == OK) {
415                return codec;
416            }
417
418            LOGV("Failed to configure codec '%s'", componentName);
419        }
420    }
421
422    return NULL;
423}
424
425status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
426    uint32_t type;
427    const void *data;
428    size_t size;
429    if (meta->findData(kKeyESDS, &type, &data, &size)) {
430        ESDS esds((const char *)data, size);
431        CHECK_EQ(esds.InitCheck(), OK);
432
433        const void *codec_specific_data;
434        size_t codec_specific_data_size;
435        esds.getCodecSpecificInfo(
436                &codec_specific_data, &codec_specific_data_size);
437
438        addCodecSpecificData(
439                codec_specific_data, codec_specific_data_size);
440    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
441        // Parse the AVCDecoderConfigurationRecord
442
443        const uint8_t *ptr = (const uint8_t *)data;
444
445        CHECK(size >= 7);
446        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
447        uint8_t profile = ptr[1];
448        uint8_t level = ptr[3];
449
450        // There is decodable content out there that fails the following
451        // assertion, let's be lenient for now...
452        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
453
454        size_t lengthSize = 1 + (ptr[4] & 3);
455
456        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
457        // violates it...
458        // CHECK((ptr[5] >> 5) == 7);  // reserved
459
460        size_t numSeqParameterSets = ptr[5] & 31;
461
462        ptr += 6;
463        size -= 6;
464
465        for (size_t i = 0; i < numSeqParameterSets; ++i) {
466            CHECK(size >= 2);
467            size_t length = U16_AT(ptr);
468
469            ptr += 2;
470            size -= 2;
471
472            CHECK(size >= length);
473
474            addCodecSpecificData(ptr, length);
475
476            ptr += length;
477            size -= length;
478        }
479
480        CHECK(size >= 1);
481        size_t numPictureParameterSets = *ptr;
482        ++ptr;
483        --size;
484
485        for (size_t i = 0; i < numPictureParameterSets; ++i) {
486            CHECK(size >= 2);
487            size_t length = U16_AT(ptr);
488
489            ptr += 2;
490            size -= 2;
491
492            CHECK(size >= length);
493
494            addCodecSpecificData(ptr, length);
495
496            ptr += length;
497            size -= length;
498        }
499
500        LOGV("AVC profile = %d (%s), level = %d",
501             (int)profile, AVCProfileToString(profile), (int)level / 10);
502
503        if (!strcmp(mComponentName, "OMX.TI.Video.Decoder")
504            && (profile != kAVCProfileBaseline || level > 39)) {
505            // This stream exceeds the decoder's capabilities. The decoder
506            // does not handle this gracefully and would clobber the heap
507            // and wreak havoc instead...
508
509            LOGE("Profile and/or level exceed the decoder's capabilities.");
510            return ERROR_UNSUPPORTED;
511        }
512    }
513
514    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
515        setAMRFormat(false /* isWAMR */);
516    }
517    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
518        setAMRFormat(true /* isWAMR */);
519    }
520    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
521        int32_t numChannels, sampleRate;
522        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
523        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
524
525        setAACFormat(numChannels, sampleRate);
526    }
527
528    if (!strncasecmp(mMIME, "video/", 6)) {
529        int32_t width, height;
530        bool success = meta->findInt32(kKeyWidth, &width);
531        success = success && meta->findInt32(kKeyHeight, &height);
532        CHECK(success);
533
534        if (mIsEncoder) {
535            setVideoInputFormat(mMIME, width, height);
536        } else {
537            status_t err = setVideoOutputFormat(
538                    mMIME, width, height);
539
540            if (err != OK) {
541                return err;
542            }
543        }
544    }
545
546    if (!strcasecmp(mMIME, MEDIA_MIMETYPE_IMAGE_JPEG)
547        && !strcmp(mComponentName, "OMX.TI.JPEG.decode")) {
548        OMX_COLOR_FORMATTYPE format =
549            OMX_COLOR_Format32bitARGB8888;
550            // OMX_COLOR_FormatYUV420PackedPlanar;
551            // OMX_COLOR_FormatCbYCrY;
552            // OMX_COLOR_FormatYUV411Planar;
553
554        int32_t width, height;
555        bool success = meta->findInt32(kKeyWidth, &width);
556        success = success && meta->findInt32(kKeyHeight, &height);
557
558        int32_t compressedSize;
559        success = success && meta->findInt32(
560                kKeyMaxInputSize, &compressedSize);
561
562        CHECK(success);
563        CHECK(compressedSize > 0);
564
565        setImageOutputFormat(format, width, height);
566        setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
567    }
568
569    int32_t maxInputSize;
570    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
571        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
572    }
573
574    if (!strcmp(mComponentName, "OMX.TI.AMR.encode")
575        || !strcmp(mComponentName, "OMX.TI.WBAMR.encode")
576        || !strcmp(mComponentName, "OMX.TI.AAC.encode")) {
577        setMinBufferSize(kPortIndexOutput, 8192);  // XXX
578    }
579
580    initOutputFormat(meta);
581
582    return OK;
583}
584
585void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
586    OMX_PARAM_PORTDEFINITIONTYPE def;
587    InitOMXParams(&def);
588    def.nPortIndex = portIndex;
589
590    status_t err = mOMX->getParameter(
591            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
592    CHECK_EQ(err, OK);
593
594    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
595        || (def.nBufferSize < size)) {
596        def.nBufferSize = size;
597    }
598
599    err = mOMX->setParameter(
600            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
601    CHECK_EQ(err, OK);
602
603    err = mOMX->getParameter(
604            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
605    CHECK_EQ(err, OK);
606
607    // Make sure the setting actually stuck.
608    if (portIndex == kPortIndexInput
609            && (mQuirks & kInputBufferSizesAreBogus)) {
610        CHECK_EQ(def.nBufferSize, size);
611    } else {
612        CHECK(def.nBufferSize >= size);
613    }
614}
615
616status_t OMXCodec::setVideoPortFormatType(
617        OMX_U32 portIndex,
618        OMX_VIDEO_CODINGTYPE compressionFormat,
619        OMX_COLOR_FORMATTYPE colorFormat) {
620    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
621    InitOMXParams(&format);
622    format.nPortIndex = portIndex;
623    format.nIndex = 0;
624    bool found = false;
625
626    OMX_U32 index = 0;
627    for (;;) {
628        format.nIndex = index;
629        status_t err = mOMX->getParameter(
630                mNode, OMX_IndexParamVideoPortFormat,
631                &format, sizeof(format));
632
633        if (err != OK) {
634            return err;
635        }
636
637        // The following assertion is violated by TI's video decoder.
638        // CHECK_EQ(format.nIndex, index);
639
640#if 1
641        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
642             portIndex,
643             index, format.eCompressionFormat, format.eColorFormat);
644#endif
645
646        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
647            if (portIndex == kPortIndexInput
648                    && colorFormat == format.eColorFormat) {
649                // eCompressionFormat does not seem right.
650                found = true;
651                break;
652            }
653            if (portIndex == kPortIndexOutput
654                    && compressionFormat == format.eCompressionFormat) {
655                // eColorFormat does not seem right.
656                found = true;
657                break;
658            }
659        }
660
661        if (format.eCompressionFormat == compressionFormat
662            && format.eColorFormat == colorFormat) {
663            found = true;
664            break;
665        }
666
667        ++index;
668    }
669
670    if (!found) {
671        return UNKNOWN_ERROR;
672    }
673
674    CODEC_LOGV("found a match.");
675    status_t err = mOMX->setParameter(
676            mNode, OMX_IndexParamVideoPortFormat,
677            &format, sizeof(format));
678
679    return err;
680}
681
682static size_t getFrameSize(
683        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
684    switch (colorFormat) {
685        case OMX_COLOR_FormatYCbYCr:
686        case OMX_COLOR_FormatCbYCrY:
687            return width * height * 2;
688
689        case OMX_COLOR_FormatYUV420Planar:
690        case OMX_COLOR_FormatYUV420SemiPlanar:
691            return (width * height * 3) / 2;
692
693        default:
694            CHECK(!"Should not be here. Unsupported color format.");
695            break;
696    }
697}
698
699void OMXCodec::setVideoInputFormat(
700        const char *mime, OMX_U32 width, OMX_U32 height) {
701    CODEC_LOGV("setVideoInputFormat width=%ld, height=%ld", width, height);
702
703    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
704    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
705        compressionFormat = OMX_VIDEO_CodingAVC;
706    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
707        compressionFormat = OMX_VIDEO_CodingMPEG4;
708    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
709        compressionFormat = OMX_VIDEO_CodingH263;
710    } else {
711        LOGE("Not a supported video mime type: %s", mime);
712        CHECK(!"Should not be here. Not a supported video mime type.");
713    }
714
715    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
716    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
717        colorFormat = OMX_COLOR_FormatYCbYCr;
718    }
719
720
721
722    status_t err;
723    OMX_PARAM_PORTDEFINITIONTYPE def;
724    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
725
726    //////////////////////// Input port /////////////////////////
727    CHECK_EQ(setVideoPortFormatType(
728            kPortIndexInput, OMX_VIDEO_CodingUnused,
729            colorFormat), OK);
730    InitOMXParams(&def);
731    def.nPortIndex = kPortIndexInput;
732
733    err = mOMX->getParameter(
734            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
735    CHECK_EQ(err, OK);
736
737    def.nBufferSize = getFrameSize(colorFormat, width, height);
738
739    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
740
741    video_def->nFrameWidth = width;
742    video_def->nFrameHeight = height;
743    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
744    video_def->eColorFormat = colorFormat;
745
746    video_def->xFramerate = (24 << 16);  // Q16 format
747
748    err = mOMX->setParameter(
749            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
750    CHECK_EQ(err, OK);
751
752    //////////////////////// Output port /////////////////////////
753    CHECK_EQ(setVideoPortFormatType(
754            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
755            OK);
756    InitOMXParams(&def);
757    def.nPortIndex = kPortIndexOutput;
758
759    err = mOMX->getParameter(
760            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
761
762    CHECK_EQ(err, OK);
763    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
764
765    video_def->nFrameWidth = width;
766    video_def->nFrameHeight = height;
767
768    video_def->eCompressionFormat = compressionFormat;
769    video_def->eColorFormat = OMX_COLOR_FormatUnused;
770
771    err = mOMX->setParameter(
772            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
773    CHECK_EQ(err, OK);
774
775    /////////////////// Codec-specific ////////////////////////
776    switch (compressionFormat) {
777        case OMX_VIDEO_CodingMPEG4:
778        {
779            CHECK_EQ(setupMPEG4EncoderParameters(), OK);
780            break;
781        }
782
783        case OMX_VIDEO_CodingH263:
784            break;
785
786        case OMX_VIDEO_CodingAVC:
787        {
788            CHECK_EQ(setupAVCEncoderParameters(), OK);
789            break;
790        }
791
792        default:
793            CHECK(!"Support for this compressionFormat to be implemented.");
794            break;
795    }
796}
797
798status_t OMXCodec::setupMPEG4EncoderParameters() {
799    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
800    InitOMXParams(&mpeg4type);
801    mpeg4type.nPortIndex = kPortIndexOutput;
802
803    status_t err = mOMX->getParameter(
804            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
805    CHECK_EQ(err, OK);
806
807    mpeg4type.nSliceHeaderSpacing = 0;
808    mpeg4type.bSVH = OMX_FALSE;
809    mpeg4type.bGov = OMX_FALSE;
810
811    mpeg4type.nAllowedPictureTypes =
812        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
813
814    mpeg4type.nPFrames = 23;
815    mpeg4type.nBFrames = 0;
816
817    mpeg4type.nIDCVLCThreshold = 0;
818    mpeg4type.bACPred = OMX_TRUE;
819    mpeg4type.nMaxPacketSize = 256;
820    mpeg4type.nTimeIncRes = 1000;
821    mpeg4type.nHeaderExtension = 0;
822    mpeg4type.bReversibleVLC = OMX_FALSE;
823
824    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
825    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
826
827    err = mOMX->setParameter(
828            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
829    CHECK_EQ(err, OK);
830
831    // ----------------
832
833    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
834    InitOMXParams(&bitrateType);
835    bitrateType.nPortIndex = kPortIndexOutput;
836
837    err = mOMX->getParameter(
838            mNode, OMX_IndexParamVideoBitrate,
839            &bitrateType, sizeof(bitrateType));
840    CHECK_EQ(err, OK);
841
842    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
843    bitrateType.nTargetBitrate = 1000000;
844
845    err = mOMX->setParameter(
846            mNode, OMX_IndexParamVideoBitrate,
847            &bitrateType, sizeof(bitrateType));
848    CHECK_EQ(err, OK);
849
850    // ----------------
851
852    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
853    InitOMXParams(&errorCorrectionType);
854    errorCorrectionType.nPortIndex = kPortIndexOutput;
855
856    err = mOMX->getParameter(
857            mNode, OMX_IndexParamVideoErrorCorrection,
858            &errorCorrectionType, sizeof(errorCorrectionType));
859    CHECK_EQ(err, OK);
860
861    errorCorrectionType.bEnableHEC = OMX_FALSE;
862    errorCorrectionType.bEnableResync = OMX_TRUE;
863    errorCorrectionType.nResynchMarkerSpacing = 256;
864    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
865    errorCorrectionType.bEnableRVLC = OMX_FALSE;
866
867    err = mOMX->setParameter(
868            mNode, OMX_IndexParamVideoErrorCorrection,
869            &errorCorrectionType, sizeof(errorCorrectionType));
870    CHECK_EQ(err, OK);
871
872    return OK;
873}
874
875status_t OMXCodec::setupAVCEncoderParameters() {
876    OMX_VIDEO_PARAM_AVCTYPE h264type;
877    InitOMXParams(&h264type);
878    h264type.nPortIndex = kPortIndexOutput;
879
880    status_t err = mOMX->getParameter(
881            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
882    CHECK_EQ(err, OK);
883
884    h264type.nAllowedPictureTypes =
885        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
886
887    h264type.nSliceHeaderSpacing = 0;
888    h264type.nBFrames = 0;
889    h264type.bUseHadamard = OMX_TRUE;
890    h264type.nRefFrames = 1;
891    h264type.nRefIdx10ActiveMinus1 = 0;
892    h264type.nRefIdx11ActiveMinus1 = 0;
893    h264type.bEnableUEP = OMX_FALSE;
894    h264type.bEnableFMO = OMX_FALSE;
895    h264type.bEnableASO = OMX_FALSE;
896    h264type.bEnableRS = OMX_FALSE;
897    h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
898    h264type.eLevel = OMX_VIDEO_AVCLevel1b;
899    h264type.bFrameMBsOnly = OMX_TRUE;
900    h264type.bMBAFF = OMX_FALSE;
901    h264type.bEntropyCodingCABAC = OMX_FALSE;
902    h264type.bWeightedPPrediction = OMX_FALSE;
903    h264type.bconstIpred = OMX_FALSE;
904    h264type.bDirect8x8Inference = OMX_FALSE;
905    h264type.bDirectSpatialTemporal = OMX_FALSE;
906    h264type.nCabacInitIdc = 0;
907    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
908
909    err = mOMX->setParameter(
910            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
911    CHECK_EQ(err, OK);
912
913    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
914    InitOMXParams(&bitrateType);
915    bitrateType.nPortIndex = kPortIndexOutput;
916
917    err = mOMX->getParameter(
918            mNode, OMX_IndexParamVideoBitrate,
919            &bitrateType, sizeof(bitrateType));
920    CHECK_EQ(err, OK);
921
922    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
923    bitrateType.nTargetBitrate = 3000000;
924
925    err = mOMX->setParameter(
926            mNode, OMX_IndexParamVideoBitrate,
927            &bitrateType, sizeof(bitrateType));
928    CHECK_EQ(err, OK);
929
930    return OK;
931}
932
933status_t OMXCodec::setVideoOutputFormat(
934        const char *mime, OMX_U32 width, OMX_U32 height) {
935    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
936
937    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
938    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
939        compressionFormat = OMX_VIDEO_CodingAVC;
940    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
941        compressionFormat = OMX_VIDEO_CodingMPEG4;
942    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
943        compressionFormat = OMX_VIDEO_CodingH263;
944    } else {
945        LOGE("Not a supported video mime type: %s", mime);
946        CHECK(!"Should not be here. Not a supported video mime type.");
947    }
948
949    status_t err = setVideoPortFormatType(
950            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
951
952    if (err != OK) {
953        return err;
954    }
955
956#if 1
957    {
958        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
959        InitOMXParams(&format);
960        format.nPortIndex = kPortIndexOutput;
961        format.nIndex = 0;
962
963        status_t err = mOMX->getParameter(
964                mNode, OMX_IndexParamVideoPortFormat,
965                &format, sizeof(format));
966        CHECK_EQ(err, OK);
967        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
968
969        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
970
971        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
972               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
973               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
974               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
975
976        err = mOMX->setParameter(
977                mNode, OMX_IndexParamVideoPortFormat,
978                &format, sizeof(format));
979
980        if (err != OK) {
981            return err;
982        }
983    }
984#endif
985
986    OMX_PARAM_PORTDEFINITIONTYPE def;
987    InitOMXParams(&def);
988    def.nPortIndex = kPortIndexInput;
989
990    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
991
992    err = mOMX->getParameter(
993            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
994
995    CHECK_EQ(err, OK);
996
997#if 1
998    // XXX Need a (much) better heuristic to compute input buffer sizes.
999    const size_t X = 64 * 1024;
1000    if (def.nBufferSize < X) {
1001        def.nBufferSize = X;
1002    }
1003#endif
1004
1005    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1006
1007    video_def->nFrameWidth = width;
1008    video_def->nFrameHeight = height;
1009
1010    video_def->eCompressionFormat = compressionFormat;
1011    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1012
1013    err = mOMX->setParameter(
1014            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1015
1016    if (err != OK) {
1017        return err;
1018    }
1019
1020    ////////////////////////////////////////////////////////////////////////////
1021
1022    InitOMXParams(&def);
1023    def.nPortIndex = kPortIndexOutput;
1024
1025    err = mOMX->getParameter(
1026            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1027    CHECK_EQ(err, OK);
1028    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
1029
1030#if 0
1031    def.nBufferSize =
1032        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1033#endif
1034
1035    video_def->nFrameWidth = width;
1036    video_def->nFrameHeight = height;
1037
1038    err = mOMX->setParameter(
1039            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1040
1041    return err;
1042}
1043
1044OMXCodec::OMXCodec(
1045        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
1046        bool isEncoder,
1047        const char *mime,
1048        const char *componentName,
1049        const sp<MediaSource> &source)
1050    : mOMX(omx),
1051      mOMXLivesLocally(omx->livesLocally(getpid())),
1052      mNode(node),
1053      mQuirks(quirks),
1054      mIsEncoder(isEncoder),
1055      mMIME(strdup(mime)),
1056      mComponentName(strdup(componentName)),
1057      mSource(source),
1058      mCodecSpecificDataIndex(0),
1059      mState(LOADED),
1060      mInitialBufferSubmit(true),
1061      mSignalledEOS(false),
1062      mNoMoreOutputData(false),
1063      mOutputPortSettingsHaveChanged(false),
1064      mSeekTimeUs(-1),
1065      mLeftOverBuffer(NULL) {
1066    mPortStatus[kPortIndexInput] = ENABLED;
1067    mPortStatus[kPortIndexOutput] = ENABLED;
1068
1069    setComponentRole();
1070}
1071
1072// static
1073void OMXCodec::setComponentRole(
1074        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1075        const char *mime) {
1076    struct MimeToRole {
1077        const char *mime;
1078        const char *decoderRole;
1079        const char *encoderRole;
1080    };
1081
1082    static const MimeToRole kMimeToRole[] = {
1083        { MEDIA_MIMETYPE_AUDIO_MPEG,
1084            "audio_decoder.mp3", "audio_encoder.mp3" },
1085        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1086            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1087        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1088            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1089        { MEDIA_MIMETYPE_AUDIO_AAC,
1090            "audio_decoder.aac", "audio_encoder.aac" },
1091        { MEDIA_MIMETYPE_VIDEO_AVC,
1092            "video_decoder.avc", "video_encoder.avc" },
1093        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1094            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1095        { MEDIA_MIMETYPE_VIDEO_H263,
1096            "video_decoder.h263", "video_encoder.h263" },
1097    };
1098
1099    static const size_t kNumMimeToRole =
1100        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1101
1102    size_t i;
1103    for (i = 0; i < kNumMimeToRole; ++i) {
1104        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1105            break;
1106        }
1107    }
1108
1109    if (i == kNumMimeToRole) {
1110        return;
1111    }
1112
1113    const char *role =
1114        isEncoder ? kMimeToRole[i].encoderRole
1115                  : kMimeToRole[i].decoderRole;
1116
1117    if (role != NULL) {
1118        OMX_PARAM_COMPONENTROLETYPE roleParams;
1119        InitOMXParams(&roleParams);
1120
1121        strncpy((char *)roleParams.cRole,
1122                role, OMX_MAX_STRINGNAME_SIZE - 1);
1123
1124        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1125
1126        status_t err = omx->setParameter(
1127                node, OMX_IndexParamStandardComponentRole,
1128                &roleParams, sizeof(roleParams));
1129
1130        if (err != OK) {
1131            LOGW("Failed to set standard component role '%s'.", role);
1132        }
1133    }
1134}
1135
1136void OMXCodec::setComponentRole() {
1137    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1138}
1139
1140OMXCodec::~OMXCodec() {
1141    CHECK(mState == LOADED || mState == ERROR);
1142
1143    status_t err = mOMX->freeNode(mNode);
1144    CHECK_EQ(err, OK);
1145
1146    mNode = NULL;
1147    setState(DEAD);
1148
1149    clearCodecSpecificData();
1150
1151    free(mComponentName);
1152    mComponentName = NULL;
1153
1154    free(mMIME);
1155    mMIME = NULL;
1156}
1157
1158status_t OMXCodec::init() {
1159    // mLock is held.
1160
1161    CHECK_EQ(mState, LOADED);
1162
1163    status_t err;
1164    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1165        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1166        CHECK_EQ(err, OK);
1167        setState(LOADED_TO_IDLE);
1168    }
1169
1170    err = allocateBuffers();
1171    CHECK_EQ(err, OK);
1172
1173    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1174        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1175        CHECK_EQ(err, OK);
1176
1177        setState(LOADED_TO_IDLE);
1178    }
1179
1180    while (mState != EXECUTING && mState != ERROR) {
1181        mAsyncCompletion.wait(mLock);
1182    }
1183
1184    return mState == ERROR ? UNKNOWN_ERROR : OK;
1185}
1186
1187// static
1188bool OMXCodec::isIntermediateState(State state) {
1189    return state == LOADED_TO_IDLE
1190        || state == IDLE_TO_EXECUTING
1191        || state == EXECUTING_TO_IDLE
1192        || state == IDLE_TO_LOADED
1193        || state == RECONFIGURING;
1194}
1195
1196status_t OMXCodec::allocateBuffers() {
1197    status_t err = allocateBuffersOnPort(kPortIndexInput);
1198
1199    if (err != OK) {
1200        return err;
1201    }
1202
1203    return allocateBuffersOnPort(kPortIndexOutput);
1204}
1205
1206status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1207    OMX_PARAM_PORTDEFINITIONTYPE def;
1208    InitOMXParams(&def);
1209    def.nPortIndex = portIndex;
1210
1211    status_t err = mOMX->getParameter(
1212            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1213
1214    if (err != OK) {
1215        return err;
1216    }
1217
1218    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1219    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1220
1221    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1222        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1223        CHECK(mem.get() != NULL);
1224
1225        BufferInfo info;
1226        info.mData = NULL;
1227        info.mSize = def.nBufferSize;
1228
1229        IOMX::buffer_id buffer;
1230        if (portIndex == kPortIndexInput
1231                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1232            if (mOMXLivesLocally) {
1233                mem.clear();
1234
1235                err = mOMX->allocateBuffer(
1236                        mNode, portIndex, def.nBufferSize, &buffer,
1237                        &info.mData);
1238            } else {
1239                err = mOMX->allocateBufferWithBackup(
1240                        mNode, portIndex, mem, &buffer);
1241            }
1242        } else if (portIndex == kPortIndexOutput
1243                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1244            if (mOMXLivesLocally) {
1245                mem.clear();
1246
1247                err = mOMX->allocateBuffer(
1248                        mNode, portIndex, def.nBufferSize, &buffer,
1249                        &info.mData);
1250            } else {
1251                err = mOMX->allocateBufferWithBackup(
1252                        mNode, portIndex, mem, &buffer);
1253            }
1254        } else {
1255            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1256        }
1257
1258        if (err != OK) {
1259            LOGE("allocate_buffer_with_backup failed");
1260            return err;
1261        }
1262
1263        if (mem != NULL) {
1264            info.mData = mem->pointer();
1265        }
1266
1267        info.mBuffer = buffer;
1268        info.mOwnedByComponent = false;
1269        info.mMem = mem;
1270        info.mMediaBuffer = NULL;
1271
1272        if (portIndex == kPortIndexOutput) {
1273            if (!(mOMXLivesLocally
1274                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1275                        && (mQuirks & kDefersOutputBufferAllocation))) {
1276                // If the node does not fill in the buffer ptr at this time,
1277                // we will defer creating the MediaBuffer until receiving
1278                // the first FILL_BUFFER_DONE notification instead.
1279                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1280                info.mMediaBuffer->setObserver(this);
1281            }
1282        }
1283
1284        mPortBuffers[portIndex].push(info);
1285
1286        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1287             portIndex == kPortIndexInput ? "input" : "output");
1288    }
1289
1290    // dumpPortStatus(portIndex);
1291
1292    return OK;
1293}
1294
1295void OMXCodec::on_message(const omx_message &msg) {
1296    Mutex::Autolock autoLock(mLock);
1297
1298    switch (msg.type) {
1299        case omx_message::EVENT:
1300        {
1301            onEvent(
1302                 msg.u.event_data.event, msg.u.event_data.data1,
1303                 msg.u.event_data.data2);
1304
1305            break;
1306        }
1307
1308        case omx_message::EMPTY_BUFFER_DONE:
1309        {
1310            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1311
1312            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1313
1314            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1315            size_t i = 0;
1316            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1317                ++i;
1318            }
1319
1320            CHECK(i < buffers->size());
1321            if (!(*buffers)[i].mOwnedByComponent) {
1322                LOGW("We already own input buffer %p, yet received "
1323                     "an EMPTY_BUFFER_DONE.", buffer);
1324            }
1325
1326            buffers->editItemAt(i).mOwnedByComponent = false;
1327
1328            if (mPortStatus[kPortIndexInput] == DISABLING) {
1329                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1330
1331                status_t err =
1332                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1333                CHECK_EQ(err, OK);
1334
1335                buffers->removeAt(i);
1336            } else if (mState != ERROR
1337                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1338                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1339                drainInputBuffer(&buffers->editItemAt(i));
1340            }
1341            break;
1342        }
1343
1344        case omx_message::FILL_BUFFER_DONE:
1345        {
1346            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1347            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1348
1349            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1350                 buffer,
1351                 msg.u.extended_buffer_data.range_length,
1352                 flags,
1353                 msg.u.extended_buffer_data.timestamp,
1354                 msg.u.extended_buffer_data.timestamp / 1E6);
1355
1356            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1357            size_t i = 0;
1358            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1359                ++i;
1360            }
1361
1362            CHECK(i < buffers->size());
1363            BufferInfo *info = &buffers->editItemAt(i);
1364
1365            if (!info->mOwnedByComponent) {
1366                LOGW("We already own output buffer %p, yet received "
1367                     "a FILL_BUFFER_DONE.", buffer);
1368            }
1369
1370            info->mOwnedByComponent = false;
1371
1372            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1373                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1374
1375                status_t err =
1376                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1377                CHECK_EQ(err, OK);
1378
1379                buffers->removeAt(i);
1380#if 0
1381            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1382                       && (flags & OMX_BUFFERFLAG_EOS)) {
1383                CODEC_LOGV("No more output data.");
1384                mNoMoreOutputData = true;
1385                mBufferFilled.signal();
1386#endif
1387            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1388                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1389
1390                if (info->mMediaBuffer == NULL) {
1391                    CHECK(mOMXLivesLocally);
1392                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
1393                    CHECK(mQuirks & kDefersOutputBufferAllocation);
1394
1395                    // The qcom video decoders on Nexus don't actually allocate
1396                    // output buffer memory on a call to OMX_AllocateBuffer
1397                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
1398                    // structure is only filled in later.
1399
1400                    info->mMediaBuffer = new MediaBuffer(
1401                            msg.u.extended_buffer_data.data_ptr,
1402                            info->mSize);
1403                    info->mMediaBuffer->setObserver(this);
1404                }
1405
1406                MediaBuffer *buffer = info->mMediaBuffer;
1407
1408                buffer->set_range(
1409                        msg.u.extended_buffer_data.range_offset,
1410                        msg.u.extended_buffer_data.range_length);
1411
1412                buffer->meta_data()->clear();
1413
1414                buffer->meta_data()->setInt64(
1415                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1416
1417                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1418                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1419                }
1420                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1421                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1422                }
1423
1424                buffer->meta_data()->setPointer(
1425                        kKeyPlatformPrivate,
1426                        msg.u.extended_buffer_data.platform_private);
1427
1428                buffer->meta_data()->setPointer(
1429                        kKeyBufferID,
1430                        msg.u.extended_buffer_data.buffer);
1431
1432                mFilledBuffers.push_back(i);
1433                mBufferFilled.signal();
1434
1435                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1436                    CODEC_LOGV("No more output data.");
1437                    mNoMoreOutputData = true;
1438                }
1439            }
1440
1441            break;
1442        }
1443
1444        default:
1445        {
1446            CHECK(!"should not be here.");
1447            break;
1448        }
1449    }
1450}
1451
1452void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1453    switch (event) {
1454        case OMX_EventCmdComplete:
1455        {
1456            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1457            break;
1458        }
1459
1460        case OMX_EventError:
1461        {
1462            LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1463
1464            setState(ERROR);
1465            break;
1466        }
1467
1468        case OMX_EventPortSettingsChanged:
1469        {
1470            onPortSettingsChanged(data1);
1471            break;
1472        }
1473
1474#if 0
1475        case OMX_EventBufferFlag:
1476        {
1477            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1478
1479            if (data1 == kPortIndexOutput) {
1480                mNoMoreOutputData = true;
1481            }
1482            break;
1483        }
1484#endif
1485
1486        default:
1487        {
1488            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1489            break;
1490        }
1491    }
1492}
1493
1494// Has the format changed in any way that the client would have to be aware of?
1495static bool formatHasNotablyChanged(
1496        const sp<MetaData> &from, const sp<MetaData> &to) {
1497    if (from.get() == NULL && to.get() == NULL) {
1498        return false;
1499    }
1500
1501    if ((from.get() == NULL && to.get() != NULL)
1502        || (from.get() != NULL && to.get() == NULL)) {
1503        return true;
1504    }
1505
1506    const char *mime_from, *mime_to;
1507    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1508    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1509
1510    if (strcasecmp(mime_from, mime_to)) {
1511        return true;
1512    }
1513
1514    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1515        int32_t colorFormat_from, colorFormat_to;
1516        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1517        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1518
1519        if (colorFormat_from != colorFormat_to) {
1520            return true;
1521        }
1522
1523        int32_t width_from, width_to;
1524        CHECK(from->findInt32(kKeyWidth, &width_from));
1525        CHECK(to->findInt32(kKeyWidth, &width_to));
1526
1527        if (width_from != width_to) {
1528            return true;
1529        }
1530
1531        int32_t height_from, height_to;
1532        CHECK(from->findInt32(kKeyHeight, &height_from));
1533        CHECK(to->findInt32(kKeyHeight, &height_to));
1534
1535        if (height_from != height_to) {
1536            return true;
1537        }
1538    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1539        int32_t numChannels_from, numChannels_to;
1540        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1541        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1542
1543        if (numChannels_from != numChannels_to) {
1544            return true;
1545        }
1546
1547        int32_t sampleRate_from, sampleRate_to;
1548        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1549        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1550
1551        if (sampleRate_from != sampleRate_to) {
1552            return true;
1553        }
1554    }
1555
1556    return false;
1557}
1558
1559void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1560    switch (cmd) {
1561        case OMX_CommandStateSet:
1562        {
1563            onStateChange((OMX_STATETYPE)data);
1564            break;
1565        }
1566
1567        case OMX_CommandPortDisable:
1568        {
1569            OMX_U32 portIndex = data;
1570            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1571
1572            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1573            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1574            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1575
1576            mPortStatus[portIndex] = DISABLED;
1577
1578            if (mState == RECONFIGURING) {
1579                CHECK_EQ(portIndex, kPortIndexOutput);
1580
1581                sp<MetaData> oldOutputFormat = mOutputFormat;
1582                initOutputFormat(mSource->getFormat());
1583
1584                // Don't notify clients if the output port settings change
1585                // wasn't of importance to them, i.e. it may be that just the
1586                // number of buffers has changed and nothing else.
1587                mOutputPortSettingsHaveChanged =
1588                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1589
1590                enablePortAsync(portIndex);
1591
1592                status_t err = allocateBuffersOnPort(portIndex);
1593                CHECK_EQ(err, OK);
1594            }
1595            break;
1596        }
1597
1598        case OMX_CommandPortEnable:
1599        {
1600            OMX_U32 portIndex = data;
1601            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1602
1603            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1604            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1605
1606            mPortStatus[portIndex] = ENABLED;
1607
1608            if (mState == RECONFIGURING) {
1609                CHECK_EQ(portIndex, kPortIndexOutput);
1610
1611                setState(EXECUTING);
1612
1613                fillOutputBuffers();
1614            }
1615            break;
1616        }
1617
1618        case OMX_CommandFlush:
1619        {
1620            OMX_U32 portIndex = data;
1621
1622            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1623
1624            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1625            mPortStatus[portIndex] = ENABLED;
1626
1627            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1628                     mPortBuffers[portIndex].size());
1629
1630            if (mState == RECONFIGURING) {
1631                CHECK_EQ(portIndex, kPortIndexOutput);
1632
1633                disablePortAsync(portIndex);
1634            } else if (mState == EXECUTING_TO_IDLE) {
1635                if (mPortStatus[kPortIndexInput] == ENABLED
1636                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1637                    CODEC_LOGV("Finished flushing both ports, now completing "
1638                         "transition from EXECUTING to IDLE.");
1639
1640                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1641                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1642
1643                    status_t err =
1644                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1645                    CHECK_EQ(err, OK);
1646                }
1647            } else {
1648                // We're flushing both ports in preparation for seeking.
1649
1650                if (mPortStatus[kPortIndexInput] == ENABLED
1651                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1652                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1653                         " seek-time.");
1654
1655                    drainInputBuffers();
1656                    fillOutputBuffers();
1657                }
1658            }
1659
1660            break;
1661        }
1662
1663        default:
1664        {
1665            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1666            break;
1667        }
1668    }
1669}
1670
1671void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1672    CODEC_LOGV("onStateChange %d", newState);
1673
1674    switch (newState) {
1675        case OMX_StateIdle:
1676        {
1677            CODEC_LOGV("Now Idle.");
1678            if (mState == LOADED_TO_IDLE) {
1679                status_t err = mOMX->sendCommand(
1680                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1681
1682                CHECK_EQ(err, OK);
1683
1684                setState(IDLE_TO_EXECUTING);
1685            } else {
1686                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1687
1688                CHECK_EQ(
1689                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1690                    mPortBuffers[kPortIndexInput].size());
1691
1692                CHECK_EQ(
1693                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1694                    mPortBuffers[kPortIndexOutput].size());
1695
1696                status_t err = mOMX->sendCommand(
1697                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1698
1699                CHECK_EQ(err, OK);
1700
1701                err = freeBuffersOnPort(kPortIndexInput);
1702                CHECK_EQ(err, OK);
1703
1704                err = freeBuffersOnPort(kPortIndexOutput);
1705                CHECK_EQ(err, OK);
1706
1707                mPortStatus[kPortIndexInput] = ENABLED;
1708                mPortStatus[kPortIndexOutput] = ENABLED;
1709
1710                setState(IDLE_TO_LOADED);
1711            }
1712            break;
1713        }
1714
1715        case OMX_StateExecuting:
1716        {
1717            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1718
1719            CODEC_LOGV("Now Executing.");
1720
1721            setState(EXECUTING);
1722
1723            // Buffers will be submitted to the component in the first
1724            // call to OMXCodec::read as mInitialBufferSubmit is true at
1725            // this point. This ensures that this on_message call returns,
1726            // releases the lock and ::init can notice the state change and
1727            // itself return.
1728            break;
1729        }
1730
1731        case OMX_StateLoaded:
1732        {
1733            CHECK_EQ(mState, IDLE_TO_LOADED);
1734
1735            CODEC_LOGV("Now Loaded.");
1736
1737            setState(LOADED);
1738            break;
1739        }
1740
1741        case OMX_StateInvalid:
1742        {
1743            setState(ERROR);
1744            break;
1745        }
1746
1747        default:
1748        {
1749            CHECK(!"should not be here.");
1750            break;
1751        }
1752    }
1753}
1754
1755// static
1756size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1757    size_t n = 0;
1758    for (size_t i = 0; i < buffers.size(); ++i) {
1759        if (!buffers[i].mOwnedByComponent) {
1760            ++n;
1761        }
1762    }
1763
1764    return n;
1765}
1766
1767status_t OMXCodec::freeBuffersOnPort(
1768        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1769    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1770
1771    status_t stickyErr = OK;
1772
1773    for (size_t i = buffers->size(); i-- > 0;) {
1774        BufferInfo *info = &buffers->editItemAt(i);
1775
1776        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1777            continue;
1778        }
1779
1780        CHECK_EQ(info->mOwnedByComponent, false);
1781
1782        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1783
1784        status_t err =
1785            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1786
1787        if (err != OK) {
1788            stickyErr = err;
1789        }
1790
1791        if (info->mMediaBuffer != NULL) {
1792            info->mMediaBuffer->setObserver(NULL);
1793
1794            // Make sure nobody but us owns this buffer at this point.
1795            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1796
1797            info->mMediaBuffer->release();
1798        }
1799
1800        buffers->removeAt(i);
1801    }
1802
1803    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1804
1805    return stickyErr;
1806}
1807
1808void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1809    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1810
1811    CHECK_EQ(mState, EXECUTING);
1812    CHECK_EQ(portIndex, kPortIndexOutput);
1813    setState(RECONFIGURING);
1814
1815    if (mQuirks & kNeedsFlushBeforeDisable) {
1816        if (!flushPortAsync(portIndex)) {
1817            onCmdComplete(OMX_CommandFlush, portIndex);
1818        }
1819    } else {
1820        disablePortAsync(portIndex);
1821    }
1822}
1823
1824bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1825    CHECK(mState == EXECUTING || mState == RECONFIGURING
1826            || mState == EXECUTING_TO_IDLE);
1827
1828    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1829         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1830         mPortBuffers[portIndex].size());
1831
1832    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1833    mPortStatus[portIndex] = SHUTTING_DOWN;
1834
1835    if ((mQuirks & kRequiresFlushCompleteEmulation)
1836        && countBuffersWeOwn(mPortBuffers[portIndex])
1837                == mPortBuffers[portIndex].size()) {
1838        // No flush is necessary and this component fails to send a
1839        // flush-complete event in this case.
1840
1841        return false;
1842    }
1843
1844    status_t err =
1845        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1846    CHECK_EQ(err, OK);
1847
1848    return true;
1849}
1850
1851void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1852    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1853
1854    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1855    mPortStatus[portIndex] = DISABLING;
1856
1857    status_t err =
1858        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1859    CHECK_EQ(err, OK);
1860
1861    freeBuffersOnPort(portIndex, true);
1862}
1863
1864void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1865    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1866
1867    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1868    mPortStatus[portIndex] = ENABLING;
1869
1870    status_t err =
1871        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1872    CHECK_EQ(err, OK);
1873}
1874
1875void OMXCodec::fillOutputBuffers() {
1876    CHECK_EQ(mState, EXECUTING);
1877
1878    // This is a workaround for some decoders not properly reporting
1879    // end-of-output-stream. If we own all input buffers and also own
1880    // all output buffers and we already signalled end-of-input-stream,
1881    // the end-of-output-stream is implied.
1882    if (mSignalledEOS
1883            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
1884                == mPortBuffers[kPortIndexInput].size()
1885            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
1886                == mPortBuffers[kPortIndexOutput].size()) {
1887        mNoMoreOutputData = true;
1888        mBufferFilled.signal();
1889
1890        return;
1891    }
1892
1893    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1894    for (size_t i = 0; i < buffers->size(); ++i) {
1895        fillOutputBuffer(&buffers->editItemAt(i));
1896    }
1897}
1898
1899void OMXCodec::drainInputBuffers() {
1900    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1901
1902    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1903    for (size_t i = 0; i < buffers->size(); ++i) {
1904        drainInputBuffer(&buffers->editItemAt(i));
1905    }
1906}
1907
1908void OMXCodec::drainInputBuffer(BufferInfo *info) {
1909    CHECK_EQ(info->mOwnedByComponent, false);
1910
1911    if (mSignalledEOS) {
1912        return;
1913    }
1914
1915    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1916        const CodecSpecificData *specific =
1917            mCodecSpecificData[mCodecSpecificDataIndex];
1918
1919        size_t size = specific->mSize;
1920
1921        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1922                && !(mQuirks & kWantsNALFragments)) {
1923            static const uint8_t kNALStartCode[4] =
1924                    { 0x00, 0x00, 0x00, 0x01 };
1925
1926            CHECK(info->mSize >= specific->mSize + 4);
1927
1928            size += 4;
1929
1930            memcpy(info->mData, kNALStartCode, 4);
1931            memcpy((uint8_t *)info->mData + 4,
1932                   specific->mData, specific->mSize);
1933        } else {
1934            CHECK(info->mSize >= specific->mSize);
1935            memcpy(info->mData, specific->mData, specific->mSize);
1936        }
1937
1938        mNoMoreOutputData = false;
1939
1940        CODEC_LOGV("calling emptyBuffer with codec specific data");
1941
1942        status_t err = mOMX->emptyBuffer(
1943                mNode, info->mBuffer, 0, size,
1944                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1945                0);
1946        CHECK_EQ(err, OK);
1947
1948        info->mOwnedByComponent = true;
1949
1950        ++mCodecSpecificDataIndex;
1951        return;
1952    }
1953
1954    status_t err;
1955
1956    bool signalEOS = false;
1957    int64_t timestampUs = 0;
1958
1959    size_t offset = 0;
1960    int32_t n = 0;
1961    for (;;) {
1962        MediaBuffer *srcBuffer;
1963        if (mSeekTimeUs >= 0) {
1964            if (mLeftOverBuffer) {
1965                mLeftOverBuffer->release();
1966                mLeftOverBuffer = NULL;
1967            }
1968
1969            MediaSource::ReadOptions options;
1970            options.setSeekTo(mSeekTimeUs);
1971
1972            mSeekTimeUs = -1;
1973            mBufferFilled.signal();
1974
1975            err = mSource->read(&srcBuffer, &options);
1976        } else if (mLeftOverBuffer) {
1977            srcBuffer = mLeftOverBuffer;
1978            mLeftOverBuffer = NULL;
1979
1980            err = OK;
1981        } else {
1982            err = mSource->read(&srcBuffer);
1983        }
1984
1985        if (err != OK) {
1986            signalEOS = true;
1987            mFinalStatus = err;
1988            mSignalledEOS = true;
1989            break;
1990        }
1991
1992        size_t remainingBytes = info->mSize - offset;
1993
1994        if (srcBuffer->range_length() > remainingBytes) {
1995            if (offset == 0) {
1996                CODEC_LOGE(
1997                     "Codec's input buffers are too small to accomodate "
1998                     "buffer read from source (info->mSize = %d, srcLength = %d)",
1999                     info->mSize, srcBuffer->range_length());
2000
2001                srcBuffer->release();
2002                srcBuffer = NULL;
2003
2004                setState(ERROR);
2005                return;
2006            }
2007
2008            mLeftOverBuffer = srcBuffer;
2009            break;
2010        }
2011
2012        memcpy((uint8_t *)info->mData + offset,
2013               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
2014               srcBuffer->range_length());
2015
2016        int64_t lastBufferTimeUs;
2017        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
2018        CHECK(timestampUs >= 0);
2019
2020        if (offset == 0) {
2021            timestampUs = lastBufferTimeUs;
2022        }
2023
2024        offset += srcBuffer->range_length();
2025
2026        srcBuffer->release();
2027        srcBuffer = NULL;
2028
2029        ++n;
2030
2031        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
2032            break;
2033        }
2034
2035        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
2036
2037        if (coalescedDurationUs > 250000ll) {
2038            // Don't coalesce more than 250ms worth of encoded data at once.
2039            break;
2040        }
2041    }
2042
2043    if (n > 1) {
2044        LOGV("coalesced %d frames into one input buffer", n);
2045    }
2046
2047    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
2048
2049    if (signalEOS) {
2050        flags |= OMX_BUFFERFLAG_EOS;
2051    } else {
2052        mNoMoreOutputData = false;
2053    }
2054
2055    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
2056               "timestamp %lld us (%.2f secs)",
2057               info->mBuffer, offset,
2058               timestampUs, timestampUs / 1E6);
2059
2060    err = mOMX->emptyBuffer(
2061            mNode, info->mBuffer, 0, offset,
2062            flags, timestampUs);
2063
2064    if (err != OK) {
2065        setState(ERROR);
2066        return;
2067    }
2068
2069    info->mOwnedByComponent = true;
2070
2071    // This component does not ever signal the EOS flag on output buffers,
2072    // Thanks for nothing.
2073    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
2074        mNoMoreOutputData = true;
2075        mBufferFilled.signal();
2076    }
2077}
2078
2079void OMXCodec::fillOutputBuffer(BufferInfo *info) {
2080    CHECK_EQ(info->mOwnedByComponent, false);
2081
2082    if (mNoMoreOutputData) {
2083        CODEC_LOGV("There is no more output data available, not "
2084             "calling fillOutputBuffer");
2085        return;
2086    }
2087
2088    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
2089    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
2090
2091    if (err != OK) {
2092        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
2093
2094        setState(ERROR);
2095        return;
2096    }
2097
2098    info->mOwnedByComponent = true;
2099}
2100
2101void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
2102    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2103    for (size_t i = 0; i < buffers->size(); ++i) {
2104        if ((*buffers)[i].mBuffer == buffer) {
2105            drainInputBuffer(&buffers->editItemAt(i));
2106            return;
2107        }
2108    }
2109
2110    CHECK(!"should not be here.");
2111}
2112
2113void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2114    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2115    for (size_t i = 0; i < buffers->size(); ++i) {
2116        if ((*buffers)[i].mBuffer == buffer) {
2117            fillOutputBuffer(&buffers->editItemAt(i));
2118            return;
2119        }
2120    }
2121
2122    CHECK(!"should not be here.");
2123}
2124
2125void OMXCodec::setState(State newState) {
2126    mState = newState;
2127    mAsyncCompletion.signal();
2128
2129    // This may cause some spurious wakeups but is necessary to
2130    // unblock the reader if we enter ERROR state.
2131    mBufferFilled.signal();
2132}
2133
2134void OMXCodec::setRawAudioFormat(
2135        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2136
2137    // port definition
2138    OMX_PARAM_PORTDEFINITIONTYPE def;
2139    InitOMXParams(&def);
2140    def.nPortIndex = portIndex;
2141    status_t err = mOMX->getParameter(
2142            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2143    CHECK_EQ(err, OK);
2144    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
2145    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2146            &def, sizeof(def)), OK);
2147
2148    // pcm param
2149    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2150    InitOMXParams(&pcmParams);
2151    pcmParams.nPortIndex = portIndex;
2152
2153    err = mOMX->getParameter(
2154            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2155
2156    CHECK_EQ(err, OK);
2157
2158    pcmParams.nChannels = numChannels;
2159    pcmParams.eNumData = OMX_NumericalDataSigned;
2160    pcmParams.bInterleaved = OMX_TRUE;
2161    pcmParams.nBitPerSample = 16;
2162    pcmParams.nSamplingRate = sampleRate;
2163    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2164
2165    if (numChannels == 1) {
2166        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2167    } else {
2168        CHECK_EQ(numChannels, 2);
2169
2170        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2171        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2172    }
2173
2174    err = mOMX->setParameter(
2175            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2176
2177    CHECK_EQ(err, OK);
2178}
2179
2180void OMXCodec::setAMRFormat(bool isWAMR) {
2181    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2182
2183    OMX_AUDIO_PARAM_AMRTYPE def;
2184    InitOMXParams(&def);
2185    def.nPortIndex = portIndex;
2186
2187    status_t err =
2188        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2189
2190    CHECK_EQ(err, OK);
2191
2192    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2193
2194    // XXX: Select bandmode based on bit rate
2195    def.eAMRBandMode =
2196        isWAMR ? OMX_AUDIO_AMRBandModeWB0 : OMX_AUDIO_AMRBandModeNB0;
2197
2198    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2199    CHECK_EQ(err, OK);
2200
2201    ////////////////////////
2202
2203    if (mIsEncoder) {
2204        sp<MetaData> format = mSource->getFormat();
2205        int32_t sampleRate;
2206        int32_t numChannels;
2207        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2208        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2209
2210        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2211    }
2212}
2213
2214void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
2215    CHECK(numChannels == 1 || numChannels == 2);
2216    if (mIsEncoder) {
2217        //////////////// input port ////////////////////
2218        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2219
2220        //////////////// output port ////////////////////
2221        // format
2222        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
2223        format.nPortIndex = kPortIndexOutput;
2224        format.nIndex = 0;
2225        status_t err = OMX_ErrorNone;
2226        while (OMX_ErrorNone == err) {
2227            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
2228                    &format, sizeof(format)), OK);
2229            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
2230                break;
2231            }
2232            format.nIndex++;
2233        }
2234        CHECK_EQ(OK, err);
2235        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
2236                &format, sizeof(format)), OK);
2237
2238        // port definition
2239        OMX_PARAM_PORTDEFINITIONTYPE def;
2240        InitOMXParams(&def);
2241        def.nPortIndex = kPortIndexOutput;
2242        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
2243                &def, sizeof(def)), OK);
2244        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
2245        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
2246        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
2247                &def, sizeof(def)), OK);
2248
2249        // profile
2250        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2251        InitOMXParams(&profile);
2252        profile.nPortIndex = kPortIndexOutput;
2253        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
2254                &profile, sizeof(profile)), OK);
2255        profile.nChannels = numChannels;
2256        profile.eChannelMode = (numChannels == 1?
2257                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
2258        profile.nSampleRate = sampleRate;
2259        profile.nBitRate = 96000;   // XXX
2260        profile.nAudioBandWidth = 0;
2261        profile.nFrameLength = 0;
2262        profile.nAACtools = OMX_AUDIO_AACToolAll;
2263        profile.nAACERtools = OMX_AUDIO_AACERNone;
2264        profile.eAACProfile = OMX_AUDIO_AACObjectLC;
2265        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
2266        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
2267                &profile, sizeof(profile)), OK);
2268
2269    } else {
2270        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2271        InitOMXParams(&profile);
2272        profile.nPortIndex = kPortIndexInput;
2273
2274        status_t err = mOMX->getParameter(
2275                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2276        CHECK_EQ(err, OK);
2277
2278        profile.nChannels = numChannels;
2279        profile.nSampleRate = sampleRate;
2280        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2281
2282        err = mOMX->setParameter(
2283                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2284        CHECK_EQ(err, OK);
2285    }
2286}
2287
2288void OMXCodec::setImageOutputFormat(
2289        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2290    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2291
2292#if 0
2293    OMX_INDEXTYPE index;
2294    status_t err = mOMX->get_extension_index(
2295            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2296    CHECK_EQ(err, OK);
2297
2298    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2299    CHECK_EQ(err, OK);
2300#endif
2301
2302    OMX_PARAM_PORTDEFINITIONTYPE def;
2303    InitOMXParams(&def);
2304    def.nPortIndex = kPortIndexOutput;
2305
2306    status_t err = mOMX->getParameter(
2307            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2308    CHECK_EQ(err, OK);
2309
2310    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2311
2312    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2313
2314    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2315    imageDef->eColorFormat = format;
2316    imageDef->nFrameWidth = width;
2317    imageDef->nFrameHeight = height;
2318
2319    switch (format) {
2320        case OMX_COLOR_FormatYUV420PackedPlanar:
2321        case OMX_COLOR_FormatYUV411Planar:
2322        {
2323            def.nBufferSize = (width * height * 3) / 2;
2324            break;
2325        }
2326
2327        case OMX_COLOR_FormatCbYCrY:
2328        {
2329            def.nBufferSize = width * height * 2;
2330            break;
2331        }
2332
2333        case OMX_COLOR_Format32bitARGB8888:
2334        {
2335            def.nBufferSize = width * height * 4;
2336            break;
2337        }
2338
2339        case OMX_COLOR_Format16bitARGB4444:
2340        case OMX_COLOR_Format16bitARGB1555:
2341        case OMX_COLOR_Format16bitRGB565:
2342        case OMX_COLOR_Format16bitBGR565:
2343        {
2344            def.nBufferSize = width * height * 2;
2345            break;
2346        }
2347
2348        default:
2349            CHECK(!"Should not be here. Unknown color format.");
2350            break;
2351    }
2352
2353    def.nBufferCountActual = def.nBufferCountMin;
2354
2355    err = mOMX->setParameter(
2356            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2357    CHECK_EQ(err, OK);
2358}
2359
2360void OMXCodec::setJPEGInputFormat(
2361        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2362    OMX_PARAM_PORTDEFINITIONTYPE def;
2363    InitOMXParams(&def);
2364    def.nPortIndex = kPortIndexInput;
2365
2366    status_t err = mOMX->getParameter(
2367            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2368    CHECK_EQ(err, OK);
2369
2370    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2371    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2372
2373    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2374    imageDef->nFrameWidth = width;
2375    imageDef->nFrameHeight = height;
2376
2377    def.nBufferSize = compressedSize;
2378    def.nBufferCountActual = def.nBufferCountMin;
2379
2380    err = mOMX->setParameter(
2381            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2382    CHECK_EQ(err, OK);
2383}
2384
2385void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2386    CodecSpecificData *specific =
2387        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2388
2389    specific->mSize = size;
2390    memcpy(specific->mData, data, size);
2391
2392    mCodecSpecificData.push(specific);
2393}
2394
2395void OMXCodec::clearCodecSpecificData() {
2396    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2397        free(mCodecSpecificData.editItemAt(i));
2398    }
2399    mCodecSpecificData.clear();
2400    mCodecSpecificDataIndex = 0;
2401}
2402
2403status_t OMXCodec::start(MetaData *) {
2404    Mutex::Autolock autoLock(mLock);
2405
2406    if (mState != LOADED) {
2407        return UNKNOWN_ERROR;
2408    }
2409
2410    sp<MetaData> params = new MetaData;
2411    if (mQuirks & kWantsNALFragments) {
2412        params->setInt32(kKeyWantsNALFragments, true);
2413    }
2414    status_t err = mSource->start(params.get());
2415
2416    if (err != OK) {
2417        return err;
2418    }
2419
2420    mCodecSpecificDataIndex = 0;
2421    mInitialBufferSubmit = true;
2422    mSignalledEOS = false;
2423    mNoMoreOutputData = false;
2424    mOutputPortSettingsHaveChanged = false;
2425    mSeekTimeUs = -1;
2426    mFilledBuffers.clear();
2427
2428    return init();
2429}
2430
2431status_t OMXCodec::stop() {
2432    CODEC_LOGV("stop mState=%d", mState);
2433
2434    Mutex::Autolock autoLock(mLock);
2435
2436    while (isIntermediateState(mState)) {
2437        mAsyncCompletion.wait(mLock);
2438    }
2439
2440    switch (mState) {
2441        case LOADED:
2442        case ERROR:
2443            break;
2444
2445        case EXECUTING:
2446        {
2447            setState(EXECUTING_TO_IDLE);
2448
2449            if (mQuirks & kRequiresFlushBeforeShutdown) {
2450                CODEC_LOGV("This component requires a flush before transitioning "
2451                     "from EXECUTING to IDLE...");
2452
2453                bool emulateInputFlushCompletion =
2454                    !flushPortAsync(kPortIndexInput);
2455
2456                bool emulateOutputFlushCompletion =
2457                    !flushPortAsync(kPortIndexOutput);
2458
2459                if (emulateInputFlushCompletion) {
2460                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2461                }
2462
2463                if (emulateOutputFlushCompletion) {
2464                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2465                }
2466            } else {
2467                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2468                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2469
2470                status_t err =
2471                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2472                CHECK_EQ(err, OK);
2473            }
2474
2475            while (mState != LOADED && mState != ERROR) {
2476                mAsyncCompletion.wait(mLock);
2477            }
2478
2479            break;
2480        }
2481
2482        default:
2483        {
2484            CHECK(!"should not be here.");
2485            break;
2486        }
2487    }
2488
2489    if (mLeftOverBuffer) {
2490        mLeftOverBuffer->release();
2491        mLeftOverBuffer = NULL;
2492    }
2493
2494    mSource->stop();
2495
2496    CODEC_LOGV("stopped");
2497
2498    return OK;
2499}
2500
2501sp<MetaData> OMXCodec::getFormat() {
2502    Mutex::Autolock autoLock(mLock);
2503
2504    return mOutputFormat;
2505}
2506
2507status_t OMXCodec::read(
2508        MediaBuffer **buffer, const ReadOptions *options) {
2509    *buffer = NULL;
2510
2511    Mutex::Autolock autoLock(mLock);
2512
2513    if (mState != EXECUTING && mState != RECONFIGURING) {
2514        return UNKNOWN_ERROR;
2515    }
2516
2517    bool seeking = false;
2518    int64_t seekTimeUs;
2519    if (options && options->getSeekTo(&seekTimeUs)) {
2520        seeking = true;
2521    }
2522
2523    if (mInitialBufferSubmit) {
2524        mInitialBufferSubmit = false;
2525
2526        if (seeking) {
2527            CHECK(seekTimeUs >= 0);
2528            mSeekTimeUs = seekTimeUs;
2529
2530            // There's no reason to trigger the code below, there's
2531            // nothing to flush yet.
2532            seeking = false;
2533        }
2534
2535        drainInputBuffers();
2536
2537        if (mState == EXECUTING) {
2538            // Otherwise mState == RECONFIGURING and this code will trigger
2539            // after the output port is reenabled.
2540            fillOutputBuffers();
2541        }
2542    }
2543
2544    if (seeking) {
2545        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2546
2547        mSignalledEOS = false;
2548
2549        CHECK(seekTimeUs >= 0);
2550        mSeekTimeUs = seekTimeUs;
2551
2552        mFilledBuffers.clear();
2553
2554        CHECK_EQ(mState, EXECUTING);
2555
2556        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2557        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2558
2559        if (emulateInputFlushCompletion) {
2560            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2561        }
2562
2563        if (emulateOutputFlushCompletion) {
2564            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2565        }
2566
2567        while (mSeekTimeUs >= 0) {
2568            mBufferFilled.wait(mLock);
2569        }
2570    }
2571
2572    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2573        mBufferFilled.wait(mLock);
2574    }
2575
2576    if (mState == ERROR) {
2577        return UNKNOWN_ERROR;
2578    }
2579
2580    if (mFilledBuffers.empty()) {
2581        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
2582    }
2583
2584    if (mOutputPortSettingsHaveChanged) {
2585        mOutputPortSettingsHaveChanged = false;
2586
2587        return INFO_FORMAT_CHANGED;
2588    }
2589
2590    size_t index = *mFilledBuffers.begin();
2591    mFilledBuffers.erase(mFilledBuffers.begin());
2592
2593    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2594    info->mMediaBuffer->add_ref();
2595    *buffer = info->mMediaBuffer;
2596
2597    return OK;
2598}
2599
2600void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2601    Mutex::Autolock autoLock(mLock);
2602
2603    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2604    for (size_t i = 0; i < buffers->size(); ++i) {
2605        BufferInfo *info = &buffers->editItemAt(i);
2606
2607        if (info->mMediaBuffer == buffer) {
2608            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2609            fillOutputBuffer(info);
2610            return;
2611        }
2612    }
2613
2614    CHECK(!"should not be here.");
2615}
2616
2617static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2618    static const char *kNames[] = {
2619        "OMX_IMAGE_CodingUnused",
2620        "OMX_IMAGE_CodingAutoDetect",
2621        "OMX_IMAGE_CodingJPEG",
2622        "OMX_IMAGE_CodingJPEG2K",
2623        "OMX_IMAGE_CodingEXIF",
2624        "OMX_IMAGE_CodingTIFF",
2625        "OMX_IMAGE_CodingGIF",
2626        "OMX_IMAGE_CodingPNG",
2627        "OMX_IMAGE_CodingLZW",
2628        "OMX_IMAGE_CodingBMP",
2629    };
2630
2631    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2632
2633    if (type < 0 || (size_t)type >= numNames) {
2634        return "UNKNOWN";
2635    } else {
2636        return kNames[type];
2637    }
2638}
2639
2640static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2641    static const char *kNames[] = {
2642        "OMX_COLOR_FormatUnused",
2643        "OMX_COLOR_FormatMonochrome",
2644        "OMX_COLOR_Format8bitRGB332",
2645        "OMX_COLOR_Format12bitRGB444",
2646        "OMX_COLOR_Format16bitARGB4444",
2647        "OMX_COLOR_Format16bitARGB1555",
2648        "OMX_COLOR_Format16bitRGB565",
2649        "OMX_COLOR_Format16bitBGR565",
2650        "OMX_COLOR_Format18bitRGB666",
2651        "OMX_COLOR_Format18bitARGB1665",
2652        "OMX_COLOR_Format19bitARGB1666",
2653        "OMX_COLOR_Format24bitRGB888",
2654        "OMX_COLOR_Format24bitBGR888",
2655        "OMX_COLOR_Format24bitARGB1887",
2656        "OMX_COLOR_Format25bitARGB1888",
2657        "OMX_COLOR_Format32bitBGRA8888",
2658        "OMX_COLOR_Format32bitARGB8888",
2659        "OMX_COLOR_FormatYUV411Planar",
2660        "OMX_COLOR_FormatYUV411PackedPlanar",
2661        "OMX_COLOR_FormatYUV420Planar",
2662        "OMX_COLOR_FormatYUV420PackedPlanar",
2663        "OMX_COLOR_FormatYUV420SemiPlanar",
2664        "OMX_COLOR_FormatYUV422Planar",
2665        "OMX_COLOR_FormatYUV422PackedPlanar",
2666        "OMX_COLOR_FormatYUV422SemiPlanar",
2667        "OMX_COLOR_FormatYCbYCr",
2668        "OMX_COLOR_FormatYCrYCb",
2669        "OMX_COLOR_FormatCbYCrY",
2670        "OMX_COLOR_FormatCrYCbY",
2671        "OMX_COLOR_FormatYUV444Interleaved",
2672        "OMX_COLOR_FormatRawBayer8bit",
2673        "OMX_COLOR_FormatRawBayer10bit",
2674        "OMX_COLOR_FormatRawBayer8bitcompressed",
2675        "OMX_COLOR_FormatL2",
2676        "OMX_COLOR_FormatL4",
2677        "OMX_COLOR_FormatL8",
2678        "OMX_COLOR_FormatL16",
2679        "OMX_COLOR_FormatL24",
2680        "OMX_COLOR_FormatL32",
2681        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2682        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2683        "OMX_COLOR_Format18BitBGR666",
2684        "OMX_COLOR_Format24BitARGB6666",
2685        "OMX_COLOR_Format24BitABGR6666",
2686    };
2687
2688    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2689
2690    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2691        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2692    } else if (type < 0 || (size_t)type >= numNames) {
2693        return "UNKNOWN";
2694    } else {
2695        return kNames[type];
2696    }
2697}
2698
2699static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2700    static const char *kNames[] = {
2701        "OMX_VIDEO_CodingUnused",
2702        "OMX_VIDEO_CodingAutoDetect",
2703        "OMX_VIDEO_CodingMPEG2",
2704        "OMX_VIDEO_CodingH263",
2705        "OMX_VIDEO_CodingMPEG4",
2706        "OMX_VIDEO_CodingWMV",
2707        "OMX_VIDEO_CodingRV",
2708        "OMX_VIDEO_CodingAVC",
2709        "OMX_VIDEO_CodingMJPEG",
2710    };
2711
2712    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2713
2714    if (type < 0 || (size_t)type >= numNames) {
2715        return "UNKNOWN";
2716    } else {
2717        return kNames[type];
2718    }
2719}
2720
2721static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2722    static const char *kNames[] = {
2723        "OMX_AUDIO_CodingUnused",
2724        "OMX_AUDIO_CodingAutoDetect",
2725        "OMX_AUDIO_CodingPCM",
2726        "OMX_AUDIO_CodingADPCM",
2727        "OMX_AUDIO_CodingAMR",
2728        "OMX_AUDIO_CodingGSMFR",
2729        "OMX_AUDIO_CodingGSMEFR",
2730        "OMX_AUDIO_CodingGSMHR",
2731        "OMX_AUDIO_CodingPDCFR",
2732        "OMX_AUDIO_CodingPDCEFR",
2733        "OMX_AUDIO_CodingPDCHR",
2734        "OMX_AUDIO_CodingTDMAFR",
2735        "OMX_AUDIO_CodingTDMAEFR",
2736        "OMX_AUDIO_CodingQCELP8",
2737        "OMX_AUDIO_CodingQCELP13",
2738        "OMX_AUDIO_CodingEVRC",
2739        "OMX_AUDIO_CodingSMV",
2740        "OMX_AUDIO_CodingG711",
2741        "OMX_AUDIO_CodingG723",
2742        "OMX_AUDIO_CodingG726",
2743        "OMX_AUDIO_CodingG729",
2744        "OMX_AUDIO_CodingAAC",
2745        "OMX_AUDIO_CodingMP3",
2746        "OMX_AUDIO_CodingSBC",
2747        "OMX_AUDIO_CodingVORBIS",
2748        "OMX_AUDIO_CodingWMA",
2749        "OMX_AUDIO_CodingRA",
2750        "OMX_AUDIO_CodingMIDI",
2751    };
2752
2753    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2754
2755    if (type < 0 || (size_t)type >= numNames) {
2756        return "UNKNOWN";
2757    } else {
2758        return kNames[type];
2759    }
2760}
2761
2762static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2763    static const char *kNames[] = {
2764        "OMX_AUDIO_PCMModeLinear",
2765        "OMX_AUDIO_PCMModeALaw",
2766        "OMX_AUDIO_PCMModeMULaw",
2767    };
2768
2769    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2770
2771    if (type < 0 || (size_t)type >= numNames) {
2772        return "UNKNOWN";
2773    } else {
2774        return kNames[type];
2775    }
2776}
2777
2778static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2779    static const char *kNames[] = {
2780        "OMX_AUDIO_AMRBandModeUnused",
2781        "OMX_AUDIO_AMRBandModeNB0",
2782        "OMX_AUDIO_AMRBandModeNB1",
2783        "OMX_AUDIO_AMRBandModeNB2",
2784        "OMX_AUDIO_AMRBandModeNB3",
2785        "OMX_AUDIO_AMRBandModeNB4",
2786        "OMX_AUDIO_AMRBandModeNB5",
2787        "OMX_AUDIO_AMRBandModeNB6",
2788        "OMX_AUDIO_AMRBandModeNB7",
2789        "OMX_AUDIO_AMRBandModeWB0",
2790        "OMX_AUDIO_AMRBandModeWB1",
2791        "OMX_AUDIO_AMRBandModeWB2",
2792        "OMX_AUDIO_AMRBandModeWB3",
2793        "OMX_AUDIO_AMRBandModeWB4",
2794        "OMX_AUDIO_AMRBandModeWB5",
2795        "OMX_AUDIO_AMRBandModeWB6",
2796        "OMX_AUDIO_AMRBandModeWB7",
2797        "OMX_AUDIO_AMRBandModeWB8",
2798    };
2799
2800    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2801
2802    if (type < 0 || (size_t)type >= numNames) {
2803        return "UNKNOWN";
2804    } else {
2805        return kNames[type];
2806    }
2807}
2808
2809static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2810    static const char *kNames[] = {
2811        "OMX_AUDIO_AMRFrameFormatConformance",
2812        "OMX_AUDIO_AMRFrameFormatIF1",
2813        "OMX_AUDIO_AMRFrameFormatIF2",
2814        "OMX_AUDIO_AMRFrameFormatFSF",
2815        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2816        "OMX_AUDIO_AMRFrameFormatITU",
2817    };
2818
2819    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2820
2821    if (type < 0 || (size_t)type >= numNames) {
2822        return "UNKNOWN";
2823    } else {
2824        return kNames[type];
2825    }
2826}
2827
2828void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2829    OMX_PARAM_PORTDEFINITIONTYPE def;
2830    InitOMXParams(&def);
2831    def.nPortIndex = portIndex;
2832
2833    status_t err = mOMX->getParameter(
2834            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2835    CHECK_EQ(err, OK);
2836
2837    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2838
2839    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2840          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2841
2842    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2843    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2844    printf("  nBufferSize = %ld\n", def.nBufferSize);
2845
2846    switch (def.eDomain) {
2847        case OMX_PortDomainImage:
2848        {
2849            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2850
2851            printf("\n");
2852            printf("  // Image\n");
2853            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2854            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2855            printf("  nStride = %ld\n", imageDef->nStride);
2856
2857            printf("  eCompressionFormat = %s\n",
2858                   imageCompressionFormatString(imageDef->eCompressionFormat));
2859
2860            printf("  eColorFormat = %s\n",
2861                   colorFormatString(imageDef->eColorFormat));
2862
2863            break;
2864        }
2865
2866        case OMX_PortDomainVideo:
2867        {
2868            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2869
2870            printf("\n");
2871            printf("  // Video\n");
2872            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2873            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2874            printf("  nStride = %ld\n", videoDef->nStride);
2875
2876            printf("  eCompressionFormat = %s\n",
2877                   videoCompressionFormatString(videoDef->eCompressionFormat));
2878
2879            printf("  eColorFormat = %s\n",
2880                   colorFormatString(videoDef->eColorFormat));
2881
2882            break;
2883        }
2884
2885        case OMX_PortDomainAudio:
2886        {
2887            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2888
2889            printf("\n");
2890            printf("  // Audio\n");
2891            printf("  eEncoding = %s\n",
2892                   audioCodingTypeString(audioDef->eEncoding));
2893
2894            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2895                OMX_AUDIO_PARAM_PCMMODETYPE params;
2896                InitOMXParams(&params);
2897                params.nPortIndex = portIndex;
2898
2899                err = mOMX->getParameter(
2900                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2901                CHECK_EQ(err, OK);
2902
2903                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2904                printf("  nChannels = %ld\n", params.nChannels);
2905                printf("  bInterleaved = %d\n", params.bInterleaved);
2906                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2907
2908                printf("  eNumData = %s\n",
2909                       params.eNumData == OMX_NumericalDataSigned
2910                        ? "signed" : "unsigned");
2911
2912                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2913            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2914                OMX_AUDIO_PARAM_AMRTYPE amr;
2915                InitOMXParams(&amr);
2916                amr.nPortIndex = portIndex;
2917
2918                err = mOMX->getParameter(
2919                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2920                CHECK_EQ(err, OK);
2921
2922                printf("  nChannels = %ld\n", amr.nChannels);
2923                printf("  eAMRBandMode = %s\n",
2924                        amrBandModeString(amr.eAMRBandMode));
2925                printf("  eAMRFrameFormat = %s\n",
2926                        amrFrameFormatString(amr.eAMRFrameFormat));
2927            }
2928
2929            break;
2930        }
2931
2932        default:
2933        {
2934            printf("  // Unknown\n");
2935            break;
2936        }
2937    }
2938
2939    printf("}\n");
2940}
2941
2942void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2943    mOutputFormat = new MetaData;
2944    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2945
2946    OMX_PARAM_PORTDEFINITIONTYPE def;
2947    InitOMXParams(&def);
2948    def.nPortIndex = kPortIndexOutput;
2949
2950    status_t err = mOMX->getParameter(
2951            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2952    CHECK_EQ(err, OK);
2953
2954    switch (def.eDomain) {
2955        case OMX_PortDomainImage:
2956        {
2957            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2958            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2959
2960            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2961            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2962            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2963            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2964            break;
2965        }
2966
2967        case OMX_PortDomainAudio:
2968        {
2969            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2970
2971            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2972                OMX_AUDIO_PARAM_PCMMODETYPE params;
2973                InitOMXParams(&params);
2974                params.nPortIndex = kPortIndexOutput;
2975
2976                err = mOMX->getParameter(
2977                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2978                CHECK_EQ(err, OK);
2979
2980                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2981                CHECK_EQ(params.nBitPerSample, 16);
2982                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2983
2984                int32_t numChannels, sampleRate;
2985                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2986                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2987
2988                if ((OMX_U32)numChannels != params.nChannels) {
2989                    LOGW("Codec outputs a different number of channels than "
2990                         "the input stream contains (contains %d channels, "
2991                         "codec outputs %ld channels).",
2992                         numChannels, params.nChannels);
2993                }
2994
2995                mOutputFormat->setCString(
2996                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2997
2998                // Use the codec-advertised number of channels, as some
2999                // codecs appear to output stereo even if the input data is
3000                // mono. If we know the codec lies about this information,
3001                // use the actual number of channels instead.
3002                mOutputFormat->setInt32(
3003                        kKeyChannelCount,
3004                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
3005                            ? numChannels : params.nChannels);
3006
3007                // The codec-reported sampleRate is not reliable...
3008                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3009            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
3010                OMX_AUDIO_PARAM_AMRTYPE amr;
3011                InitOMXParams(&amr);
3012                amr.nPortIndex = kPortIndexOutput;
3013
3014                err = mOMX->getParameter(
3015                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
3016                CHECK_EQ(err, OK);
3017
3018                CHECK_EQ(amr.nChannels, 1);
3019                mOutputFormat->setInt32(kKeyChannelCount, 1);
3020
3021                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
3022                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
3023                    mOutputFormat->setCString(
3024                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
3025                    mOutputFormat->setInt32(kKeySampleRate, 8000);
3026                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
3027                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
3028                    mOutputFormat->setCString(
3029                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
3030                    mOutputFormat->setInt32(kKeySampleRate, 16000);
3031                } else {
3032                    CHECK(!"Unknown AMR band mode.");
3033                }
3034            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
3035                mOutputFormat->setCString(
3036                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
3037                int32_t numChannels, sampleRate;
3038                inputFormat->findInt32(kKeyChannelCount, &numChannels);
3039                inputFormat->findInt32(kKeySampleRate, &sampleRate);
3040                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
3041                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
3042            } else {
3043                CHECK(!"Should not be here. Unknown audio encoding.");
3044            }
3045            break;
3046        }
3047
3048        case OMX_PortDomainVideo:
3049        {
3050            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
3051
3052            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
3053                mOutputFormat->setCString(
3054                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
3055            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
3056                mOutputFormat->setCString(
3057                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
3058            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
3059                mOutputFormat->setCString(
3060                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
3061            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
3062                mOutputFormat->setCString(
3063                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
3064            } else {
3065                CHECK(!"Unknown compression format.");
3066            }
3067
3068            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
3069                // This component appears to be lying to me.
3070                mOutputFormat->setInt32(
3071                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
3072                mOutputFormat->setInt32(
3073                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
3074            } else {
3075                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
3076                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
3077            }
3078
3079            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
3080            break;
3081        }
3082
3083        default:
3084        {
3085            CHECK(!"should not be here, neither audio nor video.");
3086            break;
3087        }
3088    }
3089}
3090
3091////////////////////////////////////////////////////////////////////////////////
3092
3093status_t QueryCodecs(
3094        const sp<IOMX> &omx,
3095        const char *mime, bool queryDecoders,
3096        Vector<CodecCapabilities> *results) {
3097    results->clear();
3098
3099    for (int index = 0;; ++index) {
3100        const char *componentName;
3101
3102        if (!queryDecoders) {
3103            componentName = GetCodec(
3104                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
3105                    mime, index);
3106        } else {
3107            componentName = GetCodec(
3108                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
3109                    mime, index);
3110        }
3111
3112        if (!componentName) {
3113            return OK;
3114        }
3115
3116        if (strncmp(componentName, "OMX.", 4)) {
3117            // Not an OpenMax component but a software codec.
3118
3119            results->push();
3120            CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3121            caps->mComponentName = componentName;
3122
3123            continue;
3124        }
3125
3126        sp<OMXCodecObserver> observer = new OMXCodecObserver;
3127        IOMX::node_id node;
3128        status_t err = omx->allocateNode(componentName, observer, &node);
3129
3130        if (err != OK) {
3131            continue;
3132        }
3133
3134        OMXCodec::setComponentRole(omx, node, !queryDecoders, mime);
3135
3136        results->push();
3137        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
3138        caps->mComponentName = componentName;
3139
3140        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
3141        InitOMXParams(&param);
3142
3143        param.nPortIndex = queryDecoders ? 0 : 1;
3144
3145        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
3146            err = omx->getParameter(
3147                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
3148                    &param, sizeof(param));
3149
3150            if (err != OK) {
3151                break;
3152            }
3153
3154            CodecProfileLevel profileLevel;
3155            profileLevel.mProfile = param.eProfile;
3156            profileLevel.mLevel = param.eLevel;
3157
3158            caps->mProfileLevels.push(profileLevel);
3159        }
3160
3161        CHECK_EQ(omx->freeNode(node), OK);
3162    }
3163}
3164
3165}  // namespace android
3166