OMXCodec.cpp revision c017cfcc24dd63c7efde5747a6ed2d4053788abc 
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
29#include "include/ESDS.h"
30
31#include <binder/IServiceManager.h>
32#include <binder/MemoryDealer.h>
33#include <binder/ProcessState.h>
34#include <media/IMediaPlayerService.h>
35#include <media/stagefright/MediaBuffer.h>
36#include <media/stagefright/MediaBufferGroup.h>
37#include <media/stagefright/MediaDebug.h>
38#include <media/stagefright/MediaDefs.h>
39#include <media/stagefright/MediaExtractor.h>
40#include <media/stagefright/MetaData.h>
41#include <media/stagefright/OMXCodec.h>
42#include <media/stagefright/Utils.h>
43#include <utils/Vector.h>
44
45#include <OMX_Audio.h>
46#include <OMX_Component.h>
47
48namespace android {
49
50static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
51
52struct CodecInfo {
53    const char *mime;
54    const char *codec;
55};
56
57#define FACTORY_CREATE(name) \
58static sp<MediaSource> Make##name(const sp<MediaSource> &source) { \
59    return new name(source); \
60}
61
62#define FACTORY_REF(name) { #name, Make##name },
63
64FACTORY_CREATE(MP3Decoder)
65FACTORY_CREATE(AMRNBDecoder)
66FACTORY_CREATE(AMRWBDecoder)
67FACTORY_CREATE(AACDecoder)
68FACTORY_CREATE(AVCDecoder)
69FACTORY_CREATE(M4vH263Decoder)
70FACTORY_CREATE(AMRNBEncoder)
71
72static sp<MediaSource> InstantiateSoftwareCodec(
73        const char *name, const sp<MediaSource> &source) {
74    struct FactoryInfo {
75        const char *name;
76        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &);
77    };
78
79    static const FactoryInfo kFactoryInfo[] = {
80        FACTORY_REF(MP3Decoder)
81        FACTORY_REF(AMRNBDecoder)
82        FACTORY_REF(AMRWBDecoder)
83        FACTORY_REF(AACDecoder)
84        FACTORY_REF(AVCDecoder)
85        FACTORY_REF(M4vH263Decoder)
86        FACTORY_REF(AMRNBEncoder)
87    };
88    for (size_t i = 0;
89         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
90        if (!strcmp(name, kFactoryInfo[i].name)) {
91            return (*kFactoryInfo[i].CreateFunc)(source);
92        }
93    }
94
95    return NULL;
96}
97
98#undef FACTORY_REF
99#undef FACTORY_CREATE
100
101static const CodecInfo kDecoderInfo[] = {
102    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
103    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
104    { MEDIA_MIMETYPE_AUDIO_MPEG, "MP3Decoder" },
105    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
106    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBDecoder" },
107    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
108    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "AMRWBDecoder" },
109    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
110    { MEDIA_MIMETYPE_AUDIO_AAC, "AACDecoder" },
111    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
112    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
113    { MEDIA_MIMETYPE_VIDEO_MPEG4, "M4vH263Decoder" },
114    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
115    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.Decoder" },
116    { MEDIA_MIMETYPE_VIDEO_H263, "M4vH263Decoder" },
117    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
118    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
119    { MEDIA_MIMETYPE_VIDEO_AVC, "AVCDecoder" },
120};
121
122static const CodecInfo kEncoderInfo[] = {
123    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
124    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBEncoder" },
125    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
126    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
127    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
128    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
129    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
130    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
131    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
132    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
133    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
134    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
135    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
136};
137
138#undef OPTIONAL
139
140#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
141#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
142#define CODEC_LOGE(x, ...) LOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
143
144struct OMXCodecObserver : public BnOMXObserver {
145    OMXCodecObserver() {
146    }
147
148    void setCodec(const sp<OMXCodec> &target) {
149        mTarget = target;
150    }
151
152    // from IOMXObserver
153    virtual void onMessage(const omx_message &msg) {
154        sp<OMXCodec> codec = mTarget.promote();
155
156        if (codec.get() != NULL) {
157            codec->on_message(msg);
158        }
159    }
160
161protected:
162    virtual ~OMXCodecObserver() {}
163
164private:
165    wp<OMXCodec> mTarget;
166
167    OMXCodecObserver(const OMXCodecObserver &);
168    OMXCodecObserver &operator=(const OMXCodecObserver &);
169};
170
171static const char *GetCodec(const CodecInfo *info, size_t numInfos,
172                            const char *mime, int index) {
173    CHECK(index >= 0);
174    for(size_t i = 0; i < numInfos; ++i) {
175        if (!strcasecmp(mime, info[i].mime)) {
176            if (index == 0) {
177                return info[i].codec;
178            }
179
180            --index;
181        }
182    }
183
184    return NULL;
185}
186
187enum {
188    kAVCProfileBaseline      = 0x42,
189    kAVCProfileMain          = 0x4d,
190    kAVCProfileExtended      = 0x58,
191    kAVCProfileHigh          = 0x64,
192    kAVCProfileHigh10        = 0x6e,
193    kAVCProfileHigh422       = 0x7a,
194    kAVCProfileHigh444       = 0xf4,
195    kAVCProfileCAVLC444Intra = 0x2c
196};
197
198static const char *AVCProfileToString(uint8_t profile) {
199    switch (profile) {
200        case kAVCProfileBaseline:
201            return "Baseline";
202        case kAVCProfileMain:
203            return "Main";
204        case kAVCProfileExtended:
205            return "Extended";
206        case kAVCProfileHigh:
207            return "High";
208        case kAVCProfileHigh10:
209            return "High 10";
210        case kAVCProfileHigh422:
211            return "High 422";
212        case kAVCProfileHigh444:
213            return "High 444";
214        case kAVCProfileCAVLC444Intra:
215            return "CAVLC 444 Intra";
216        default:   return "Unknown";
217    }
218}
219
220template<class T>
221static void InitOMXParams(T *params) {
222    params->nSize = sizeof(T);
223    params->nVersion.s.nVersionMajor = 1;
224    params->nVersion.s.nVersionMinor = 0;
225    params->nVersion.s.nRevision = 0;
226    params->nVersion.s.nStep = 0;
227}
228
229static bool IsSoftwareCodec(const char *componentName) {
230    if (!strncmp("OMX.PV.", componentName, 7)) {
231        return true;
232    }
233
234    return false;
235}
236
237// A sort order in which non-OMX components are first,
238// followed by software codecs, i.e. OMX.PV.*, followed
239// by all the others.
240static int CompareSoftwareCodecsFirst(
241        const String8 *elem1, const String8 *elem2) {
242    bool isNotOMX1 = strncmp(elem1->string(), "OMX.", 4);
243    bool isNotOMX2 = strncmp(elem2->string(), "OMX.", 4);
244
245    if (isNotOMX1) {
246        if (isNotOMX2) { return 0; }
247        return -1;
248    }
249    if (isNotOMX2) {
250        return 1;
251    }
252
253    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
254    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
255
256    if (isSoftwareCodec1) {
257        if (isSoftwareCodec2) { return 0; }
258        return -1;
259    }
260
261    if (isSoftwareCodec2) {
262        return 1;
263    }
264
265    return 0;
266}
267
268// static
269uint32_t OMXCodec::getComponentQuirks(const char *componentName) {
270    uint32_t quirks = 0;
271
272    if (!strcmp(componentName, "OMX.PV.avcdec")) {
273        quirks |= kWantsNALFragments;
274    }
275    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
276        quirks |= kNeedsFlushBeforeDisable;
277        quirks |= kDecoderLiesAboutNumberOfChannels;
278    }
279    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
280        quirks |= kNeedsFlushBeforeDisable;
281        quirks |= kRequiresFlushCompleteEmulation;
282    }
283    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
284        quirks |= kRequiresLoadedToIdleAfterAllocation;
285        quirks |= kRequiresAllocateBufferOnInputPorts;
286        quirks |= kRequiresAllocateBufferOnOutputPorts;
287    }
288    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
289        quirks |= kRequiresAllocateBufferOnOutputPorts;
290        quirks |= kDefersOutputBufferAllocation;
291    }
292
293    if (!strncmp(componentName, "OMX.TI.", 7)) {
294        // Apparently I must not use OMX_UseBuffer on either input or
295        // output ports on any of the TI components or quote:
296        // "(I) may have unexpected problem (sic) which can be timing related
297        //  and hard to reproduce."
298
299        quirks |= kRequiresAllocateBufferOnInputPorts;
300        quirks |= kRequiresAllocateBufferOnOutputPorts;
301    }
302
303    return quirks;
304}
305
306// static
307void OMXCodec::findMatchingCodecs(
308        const char *mime,
309        bool createEncoder, const char *matchComponentName,
310        uint32_t flags,
311        Vector<String8> *matchingCodecs) {
312    matchingCodecs->clear();
313
314    for (int index = 0;; ++index) {
315        const char *componentName;
316
317        if (createEncoder) {
318            componentName = GetCodec(
319                    kEncoderInfo,
320                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
321                    mime, index);
322        } else {
323            componentName = GetCodec(
324                    kDecoderInfo,
325                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
326                    mime, index);
327        }
328
329        if (!componentName) {
330            break;
331        }
332
333        // If a specific codec is requested, skip the non-matching ones.
334        if (matchComponentName && strcmp(componentName, matchComponentName)) {
335            continue;
336        }
337
338        matchingCodecs->push(String8(componentName));
339    }
340
341    if (flags & kPreferSoftwareCodecs) {
342        matchingCodecs->sort(CompareSoftwareCodecsFirst);
343    }
344}
345
346// static
347sp<MediaSource> OMXCodec::Create(
348        const sp<IOMX> &omx,
349        const sp<MetaData> &meta, bool createEncoder,
350        const sp<MediaSource> &source,
351        const char *matchComponentName,
352        uint32_t flags) {
353    const char *mime;
354    bool success = meta->findCString(kKeyMIMEType, &mime);
355    CHECK(success);
356
357    Vector<String8> matchingCodecs;
358    findMatchingCodecs(
359            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
360
361    if (matchingCodecs.isEmpty()) {
362        return NULL;
363    }
364
365    sp<OMXCodecObserver> observer = new OMXCodecObserver;
366    IOMX::node_id node = 0;
367    success = false;
368
369    const char *componentName;
370    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
371        componentName = matchingCodecs[i].string();
372
373#if BUILD_WITH_FULL_STAGEFRIGHT
374        sp<MediaSource> softwareCodec =
375            InstantiateSoftwareCodec(componentName, source);
376
377        if (softwareCodec != NULL) {
378            LOGV("Successfully allocated software codec '%s'", componentName);
379
380            return softwareCodec;
381        }
382#endif
383
384        LOGV("Attempting to allocate OMX node '%s'", componentName);
385
386        status_t err = omx->allocateNode(componentName, observer, &node);
387        if (err == OK) {
388            LOGV("Successfully allocated OMX node '%s'", componentName);
389
390            success = true;
391            break;
392        }
393    }
394
395    if (!success) {
396        return NULL;
397    }
398
399    sp<OMXCodec> codec = new OMXCodec(
400            omx, node, getComponentQuirks(componentName),
401            createEncoder, mime, componentName,
402            source);
403
404    observer->setCodec(codec);
405
406    uint32_t type;
407    const void *data;
408    size_t size;
409    if (meta->findData(kKeyESDS, &type, &data, &size)) {
410        ESDS esds((const char *)data, size);
411        CHECK_EQ(esds.InitCheck(), OK);
412
413        const void *codec_specific_data;
414        size_t codec_specific_data_size;
415        esds.getCodecSpecificInfo(
416                &codec_specific_data, &codec_specific_data_size);
417
418        codec->addCodecSpecificData(
419                codec_specific_data, codec_specific_data_size);
420    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
421        // Parse the AVCDecoderConfigurationRecord
422
423        const uint8_t *ptr = (const uint8_t *)data;
424
425        CHECK(size >= 7);
426        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
427        uint8_t profile = ptr[1];
428        uint8_t level = ptr[3];
429
430        // There is decodable content out there that fails the following
431        // assertion, let's be lenient for now...
432        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
433
434        size_t lengthSize = 1 + (ptr[4] & 3);
435
436        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
437        // violates it...
438        // CHECK((ptr[5] >> 5) == 7);  // reserved
439
440        size_t numSeqParameterSets = ptr[5] & 31;
441
442        ptr += 6;
443        size -= 6;
444
445        for (size_t i = 0; i < numSeqParameterSets; ++i) {
446            CHECK(size >= 2);
447            size_t length = U16_AT(ptr);
448
449            ptr += 2;
450            size -= 2;
451
452            CHECK(size >= length);
453
454            codec->addCodecSpecificData(ptr, length);
455
456            ptr += length;
457            size -= length;
458        }
459
460        CHECK(size >= 1);
461        size_t numPictureParameterSets = *ptr;
462        ++ptr;
463        --size;
464
465        for (size_t i = 0; i < numPictureParameterSets; ++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            codec->addCodecSpecificData(ptr, length);
475
476            ptr += length;
477            size -= length;
478        }
479
480        LOGV("AVC profile = %d (%s), level = %d",
481             (int)profile, AVCProfileToString(profile), (int)level / 10);
482
483        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
484            && (profile != kAVCProfileBaseline || level > 39)) {
485            // This stream exceeds the decoder's capabilities. The decoder
486            // does not handle this gracefully and would clobber the heap
487            // and wreak havoc instead...
488
489            LOGE("Profile and/or level exceed the decoder's capabilities.");
490            return NULL;
491        }
492    }
493
494    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
495        codec->setAMRFormat(false /* isWAMR */);
496    }
497    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
498        codec->setAMRFormat(true /* isWAMR */);
499    }
500    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
501        int32_t numChannels, sampleRate;
502        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
503        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
504
505        codec->setAACFormat(numChannels, sampleRate);
506    }
507    if (!strncasecmp(mime, "video/", 6)) {
508        int32_t width, height;
509        bool success = meta->findInt32(kKeyWidth, &width);
510        success = success && meta->findInt32(kKeyHeight, &height);
511        CHECK(success);
512
513        if (createEncoder) {
514            codec->setVideoInputFormat(mime, width, height);
515        } else {
516            codec->setVideoOutputFormat(mime, width, height);
517        }
518    }
519    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
520        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
521        OMX_COLOR_FORMATTYPE format =
522            OMX_COLOR_Format32bitARGB8888;
523            // OMX_COLOR_FormatYUV420PackedPlanar;
524            // OMX_COLOR_FormatCbYCrY;
525            // OMX_COLOR_FormatYUV411Planar;
526
527        int32_t width, height;
528        bool success = meta->findInt32(kKeyWidth, &width);
529        success = success && meta->findInt32(kKeyHeight, &height);
530
531        int32_t compressedSize;
532        success = success && meta->findInt32(
533                kKeyMaxInputSize, &compressedSize);
534
535        CHECK(success);
536        CHECK(compressedSize > 0);
537
538        codec->setImageOutputFormat(format, width, height);
539        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
540    }
541
542    int32_t maxInputSize;
543    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
544        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
545    }
546
547    if (!strcmp(componentName, "OMX.TI.AMR.encode")
548        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
549        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
550    }
551
552    codec->initOutputFormat(meta);
553
554    return codec;
555}
556
557void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
558    OMX_PARAM_PORTDEFINITIONTYPE def;
559    InitOMXParams(&def);
560    def.nPortIndex = portIndex;
561
562    status_t err = mOMX->getParameter(
563            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
564    CHECK_EQ(err, OK);
565
566    if (def.nBufferSize < size) {
567        def.nBufferSize = size;
568    }
569
570    err = mOMX->setParameter(
571            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
572    CHECK_EQ(err, OK);
573
574    err = mOMX->getParameter(
575            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
576    CHECK_EQ(err, OK);
577
578    // Make sure the setting actually stuck.
579    CHECK(def.nBufferSize >= size);
580}
581
582status_t OMXCodec::setVideoPortFormatType(
583        OMX_U32 portIndex,
584        OMX_VIDEO_CODINGTYPE compressionFormat,
585        OMX_COLOR_FORMATTYPE colorFormat) {
586    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
587    InitOMXParams(&format);
588    format.nPortIndex = portIndex;
589    format.nIndex = 0;
590    bool found = false;
591
592    OMX_U32 index = 0;
593    for (;;) {
594        format.nIndex = index;
595        status_t err = mOMX->getParameter(
596                mNode, OMX_IndexParamVideoPortFormat,
597                &format, sizeof(format));
598
599        if (err != OK) {
600            return err;
601        }
602
603        // The following assertion is violated by TI's video decoder.
604        // CHECK_EQ(format.nIndex, index);
605
606#if 1
607        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
608             portIndex,
609             index, format.eCompressionFormat, format.eColorFormat);
610#endif
611
612        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
613            if (portIndex == kPortIndexInput
614                    && colorFormat == format.eColorFormat) {
615                // eCompressionFormat does not seem right.
616                found = true;
617                break;
618            }
619            if (portIndex == kPortIndexOutput
620                    && compressionFormat == format.eCompressionFormat) {
621                // eColorFormat does not seem right.
622                found = true;
623                break;
624            }
625        }
626
627        if (format.eCompressionFormat == compressionFormat
628            && format.eColorFormat == colorFormat) {
629            found = true;
630            break;
631        }
632
633        ++index;
634    }
635
636    if (!found) {
637        return UNKNOWN_ERROR;
638    }
639
640    CODEC_LOGV("found a match.");
641    status_t err = mOMX->setParameter(
642            mNode, OMX_IndexParamVideoPortFormat,
643            &format, sizeof(format));
644
645    return err;
646}
647
648static size_t getFrameSize(
649        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
650    switch (colorFormat) {
651        case OMX_COLOR_FormatYCbYCr:
652        case OMX_COLOR_FormatCbYCrY:
653            return width * height * 2;
654
655        case OMX_COLOR_FormatYUV420SemiPlanar:
656            return (width * height * 3) / 2;
657
658        default:
659            CHECK(!"Should not be here. Unsupported color format.");
660            break;
661    }
662}
663
664void OMXCodec::setVideoInputFormat(
665        const char *mime, OMX_U32 width, OMX_U32 height) {
666    CODEC_LOGV("setVideoInputFormat width=%ld, height=%ld", width, height);
667
668    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
669    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
670        compressionFormat = OMX_VIDEO_CodingAVC;
671    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
672        compressionFormat = OMX_VIDEO_CodingMPEG4;
673    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
674        compressionFormat = OMX_VIDEO_CodingH263;
675    } else {
676        LOGE("Not a supported video mime type: %s", mime);
677        CHECK(!"Should not be here. Not a supported video mime type.");
678    }
679
680    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
681    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
682        colorFormat = OMX_COLOR_FormatYCbYCr;
683    }
684
685    CHECK_EQ(setVideoPortFormatType(
686            kPortIndexInput, OMX_VIDEO_CodingUnused,
687            colorFormat), OK);
688
689    CHECK_EQ(setVideoPortFormatType(
690            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
691            OK);
692
693    OMX_PARAM_PORTDEFINITIONTYPE def;
694    InitOMXParams(&def);
695    def.nPortIndex = kPortIndexOutput;
696
697    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
698
699    status_t err = mOMX->getParameter(
700            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
701
702    CHECK_EQ(err, OK);
703    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
704
705    video_def->nFrameWidth = width;
706    video_def->nFrameHeight = height;
707
708    video_def->eCompressionFormat = compressionFormat;
709    video_def->eColorFormat = OMX_COLOR_FormatUnused;
710
711    err = mOMX->setParameter(
712            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
713    CHECK_EQ(err, OK);
714
715    ////////////////////////////////////////////////////////////////////////////
716
717    InitOMXParams(&def);
718    def.nPortIndex = kPortIndexInput;
719
720    err = mOMX->getParameter(
721            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
722    CHECK_EQ(err, OK);
723
724    def.nBufferSize = getFrameSize(colorFormat, width, height);
725    CODEC_LOGV("Setting nBufferSize = %ld", def.nBufferSize);
726
727    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
728
729    video_def->nFrameWidth = width;
730    video_def->nFrameHeight = height;
731    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
732    video_def->eColorFormat = colorFormat;
733
734    video_def->xFramerate = 24 << 16;  // XXX crucial!
735
736    err = mOMX->setParameter(
737            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
738    CHECK_EQ(err, OK);
739
740    switch (compressionFormat) {
741        case OMX_VIDEO_CodingMPEG4:
742        {
743            CHECK_EQ(setupMPEG4EncoderParameters(), OK);
744            break;
745        }
746
747        case OMX_VIDEO_CodingH263:
748            break;
749
750        case OMX_VIDEO_CodingAVC:
751        {
752            CHECK_EQ(setupAVCEncoderParameters(), OK);
753            break;
754        }
755
756        default:
757            CHECK(!"Support for this compressionFormat to be implemented.");
758            break;
759    }
760}
761
762status_t OMXCodec::setupMPEG4EncoderParameters() {
763    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
764    InitOMXParams(&mpeg4type);
765    mpeg4type.nPortIndex = kPortIndexOutput;
766
767    status_t err = mOMX->getParameter(
768            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
769    CHECK_EQ(err, OK);
770
771    mpeg4type.nSliceHeaderSpacing = 0;
772    mpeg4type.bSVH = OMX_FALSE;
773    mpeg4type.bGov = OMX_FALSE;
774
775    mpeg4type.nAllowedPictureTypes =
776        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
777
778    mpeg4type.nPFrames = 23;
779    mpeg4type.nBFrames = 0;
780
781    mpeg4type.nIDCVLCThreshold = 0;
782    mpeg4type.bACPred = OMX_TRUE;
783    mpeg4type.nMaxPacketSize = 256;
784    mpeg4type.nTimeIncRes = 1000;
785    mpeg4type.nHeaderExtension = 0;
786    mpeg4type.bReversibleVLC = OMX_FALSE;
787
788    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
789    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
790
791    err = mOMX->setParameter(
792            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
793    CHECK_EQ(err, OK);
794
795    // ----------------
796
797    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
798    InitOMXParams(&bitrateType);
799    bitrateType.nPortIndex = kPortIndexOutput;
800
801    err = mOMX->getParameter(
802            mNode, OMX_IndexParamVideoBitrate,
803            &bitrateType, sizeof(bitrateType));
804    CHECK_EQ(err, OK);
805
806    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
807    bitrateType.nTargetBitrate = 1000000;
808
809    err = mOMX->setParameter(
810            mNode, OMX_IndexParamVideoBitrate,
811            &bitrateType, sizeof(bitrateType));
812    CHECK_EQ(err, OK);
813
814    // ----------------
815
816    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
817    InitOMXParams(&errorCorrectionType);
818    errorCorrectionType.nPortIndex = kPortIndexOutput;
819
820    err = mOMX->getParameter(
821            mNode, OMX_IndexParamVideoErrorCorrection,
822            &errorCorrectionType, sizeof(errorCorrectionType));
823    CHECK_EQ(err, OK);
824
825    errorCorrectionType.bEnableHEC = OMX_FALSE;
826    errorCorrectionType.bEnableResync = OMX_TRUE;
827    errorCorrectionType.nResynchMarkerSpacing = 256;
828    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
829    errorCorrectionType.bEnableRVLC = OMX_FALSE;
830
831    err = mOMX->setParameter(
832            mNode, OMX_IndexParamVideoErrorCorrection,
833            &errorCorrectionType, sizeof(errorCorrectionType));
834    CHECK_EQ(err, OK);
835
836    return OK;
837}
838
839status_t OMXCodec::setupAVCEncoderParameters() {
840    OMX_VIDEO_PARAM_AVCTYPE h264type;
841    InitOMXParams(&h264type);
842    h264type.nPortIndex = kPortIndexOutput;
843
844    status_t err = mOMX->getParameter(
845            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
846    CHECK_EQ(err, OK);
847
848    h264type.nAllowedPictureTypes =
849        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
850
851    h264type.nSliceHeaderSpacing = 0;
852    h264type.nBFrames = 0;
853    h264type.bUseHadamard = OMX_TRUE;
854    h264type.nRefFrames = 1;
855    h264type.nRefIdx10ActiveMinus1 = 0;
856    h264type.nRefIdx11ActiveMinus1 = 0;
857    h264type.bEnableUEP = OMX_FALSE;
858    h264type.bEnableFMO = OMX_FALSE;
859    h264type.bEnableASO = OMX_FALSE;
860    h264type.bEnableRS = OMX_FALSE;
861    h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
862    h264type.eLevel = OMX_VIDEO_AVCLevel1b;
863    h264type.bFrameMBsOnly = OMX_TRUE;
864    h264type.bMBAFF = OMX_FALSE;
865    h264type.bEntropyCodingCABAC = OMX_FALSE;
866    h264type.bWeightedPPrediction = OMX_FALSE;
867    h264type.bconstIpred = OMX_FALSE;
868    h264type.bDirect8x8Inference = OMX_FALSE;
869    h264type.bDirectSpatialTemporal = OMX_FALSE;
870    h264type.nCabacInitIdc = 0;
871    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
872
873    err = mOMX->setParameter(
874            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
875    CHECK_EQ(err, OK);
876
877    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
878    InitOMXParams(&bitrateType);
879    bitrateType.nPortIndex = kPortIndexOutput;
880
881    err = mOMX->getParameter(
882            mNode, OMX_IndexParamVideoBitrate,
883            &bitrateType, sizeof(bitrateType));
884    CHECK_EQ(err, OK);
885
886    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
887    bitrateType.nTargetBitrate = 1000000;
888
889    err = mOMX->setParameter(
890            mNode, OMX_IndexParamVideoBitrate,
891            &bitrateType, sizeof(bitrateType));
892    CHECK_EQ(err, OK);
893
894    return OK;
895}
896
897void OMXCodec::setVideoOutputFormat(
898        const char *mime, OMX_U32 width, OMX_U32 height) {
899    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
900
901    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
902    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
903        compressionFormat = OMX_VIDEO_CodingAVC;
904    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
905        compressionFormat = OMX_VIDEO_CodingMPEG4;
906    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
907        compressionFormat = OMX_VIDEO_CodingH263;
908    } else {
909        LOGE("Not a supported video mime type: %s", mime);
910        CHECK(!"Should not be here. Not a supported video mime type.");
911    }
912
913    setVideoPortFormatType(
914            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
915
916#if 1
917    {
918        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
919        InitOMXParams(&format);
920        format.nPortIndex = kPortIndexOutput;
921        format.nIndex = 0;
922
923        status_t err = mOMX->getParameter(
924                mNode, OMX_IndexParamVideoPortFormat,
925                &format, sizeof(format));
926        CHECK_EQ(err, OK);
927        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
928
929        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
930
931        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
932               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
933               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
934               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
935
936        err = mOMX->setParameter(
937                mNode, OMX_IndexParamVideoPortFormat,
938                &format, sizeof(format));
939        CHECK_EQ(err, OK);
940    }
941#endif
942
943    OMX_PARAM_PORTDEFINITIONTYPE def;
944    InitOMXParams(&def);
945    def.nPortIndex = kPortIndexInput;
946
947    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
948
949    status_t err = mOMX->getParameter(
950            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
951
952    CHECK_EQ(err, OK);
953
954#if 1
955    // XXX Need a (much) better heuristic to compute input buffer sizes.
956    const size_t X = 64 * 1024;
957    if (def.nBufferSize < X) {
958        def.nBufferSize = X;
959    }
960#endif
961
962    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
963
964    video_def->nFrameWidth = width;
965    video_def->nFrameHeight = height;
966
967    video_def->eCompressionFormat = compressionFormat;
968    video_def->eColorFormat = OMX_COLOR_FormatUnused;
969
970    err = mOMX->setParameter(
971            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
972    CHECK_EQ(err, OK);
973
974    ////////////////////////////////////////////////////////////////////////////
975
976    InitOMXParams(&def);
977    def.nPortIndex = kPortIndexOutput;
978
979    err = mOMX->getParameter(
980            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
981    CHECK_EQ(err, OK);
982    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
983
984#if 0
985    def.nBufferSize =
986        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
987#endif
988
989    video_def->nFrameWidth = width;
990    video_def->nFrameHeight = height;
991
992    err = mOMX->setParameter(
993            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
994    CHECK_EQ(err, OK);
995}
996
997OMXCodec::OMXCodec(
998        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
999        bool isEncoder,
1000        const char *mime,
1001        const char *componentName,
1002        const sp<MediaSource> &source)
1003    : mOMX(omx),
1004      mOMXLivesLocally(omx->livesLocally(getpid())),
1005      mNode(node),
1006      mQuirks(quirks),
1007      mIsEncoder(isEncoder),
1008      mMIME(strdup(mime)),
1009      mComponentName(strdup(componentName)),
1010      mSource(source),
1011      mCodecSpecificDataIndex(0),
1012      mState(LOADED),
1013      mInitialBufferSubmit(true),
1014      mSignalledEOS(false),
1015      mNoMoreOutputData(false),
1016      mOutputPortSettingsHaveChanged(false),
1017      mSeekTimeUs(-1) {
1018    mPortStatus[kPortIndexInput] = ENABLED;
1019    mPortStatus[kPortIndexOutput] = ENABLED;
1020
1021    setComponentRole();
1022}
1023
1024// static
1025void OMXCodec::setComponentRole(
1026        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1027        const char *mime) {
1028    struct MimeToRole {
1029        const char *mime;
1030        const char *decoderRole;
1031        const char *encoderRole;
1032    };
1033
1034    static const MimeToRole kMimeToRole[] = {
1035        { MEDIA_MIMETYPE_AUDIO_MPEG,
1036            "audio_decoder.mp3", "audio_encoder.mp3" },
1037        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1038            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1039        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1040            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1041        { MEDIA_MIMETYPE_AUDIO_AAC,
1042            "audio_decoder.aac", "audio_encoder.aac" },
1043        { MEDIA_MIMETYPE_VIDEO_AVC,
1044            "video_decoder.avc", "video_encoder.avc" },
1045        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1046            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1047        { MEDIA_MIMETYPE_VIDEO_H263,
1048            "video_decoder.h263", "video_encoder.h263" },
1049    };
1050
1051    static const size_t kNumMimeToRole =
1052        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1053
1054    size_t i;
1055    for (i = 0; i < kNumMimeToRole; ++i) {
1056        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1057            break;
1058        }
1059    }
1060
1061    if (i == kNumMimeToRole) {
1062        return;
1063    }
1064
1065    const char *role =
1066        isEncoder ? kMimeToRole[i].encoderRole
1067                  : kMimeToRole[i].decoderRole;
1068
1069    if (role != NULL) {
1070        OMX_PARAM_COMPONENTROLETYPE roleParams;
1071        InitOMXParams(&roleParams);
1072
1073        strncpy((char *)roleParams.cRole,
1074                role, OMX_MAX_STRINGNAME_SIZE - 1);
1075
1076        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1077
1078        status_t err = omx->setParameter(
1079                node, OMX_IndexParamStandardComponentRole,
1080                &roleParams, sizeof(roleParams));
1081
1082        if (err != OK) {
1083            LOGW("Failed to set standard component role '%s'.", role);
1084        }
1085    }
1086}
1087
1088void OMXCodec::setComponentRole() {
1089    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1090}
1091
1092OMXCodec::~OMXCodec() {
1093    CHECK(mState == LOADED || mState == ERROR);
1094
1095    status_t err = mOMX->freeNode(mNode);
1096    CHECK_EQ(err, OK);
1097
1098    mNode = NULL;
1099    setState(DEAD);
1100
1101    clearCodecSpecificData();
1102
1103    free(mComponentName);
1104    mComponentName = NULL;
1105
1106    free(mMIME);
1107    mMIME = NULL;
1108}
1109
1110status_t OMXCodec::init() {
1111    // mLock is held.
1112
1113    CHECK_EQ(mState, LOADED);
1114
1115    status_t err;
1116    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1117        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1118        CHECK_EQ(err, OK);
1119        setState(LOADED_TO_IDLE);
1120    }
1121
1122    err = allocateBuffers();
1123    CHECK_EQ(err, OK);
1124
1125    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1126        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1127        CHECK_EQ(err, OK);
1128
1129        setState(LOADED_TO_IDLE);
1130    }
1131
1132    while (mState != EXECUTING && mState != ERROR) {
1133        mAsyncCompletion.wait(mLock);
1134    }
1135
1136    return mState == ERROR ? UNKNOWN_ERROR : OK;
1137}
1138
1139// static
1140bool OMXCodec::isIntermediateState(State state) {
1141    return state == LOADED_TO_IDLE
1142        || state == IDLE_TO_EXECUTING
1143        || state == EXECUTING_TO_IDLE
1144        || state == IDLE_TO_LOADED
1145        || state == RECONFIGURING;
1146}
1147
1148status_t OMXCodec::allocateBuffers() {
1149    status_t err = allocateBuffersOnPort(kPortIndexInput);
1150
1151    if (err != OK) {
1152        return err;
1153    }
1154
1155    return allocateBuffersOnPort(kPortIndexOutput);
1156}
1157
1158status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1159    OMX_PARAM_PORTDEFINITIONTYPE def;
1160    InitOMXParams(&def);
1161    def.nPortIndex = portIndex;
1162
1163    status_t err = mOMX->getParameter(
1164            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1165
1166    if (err != OK) {
1167        return err;
1168    }
1169
1170    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1171    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1172
1173    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1174        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1175        CHECK(mem.get() != NULL);
1176
1177        BufferInfo info;
1178        info.mData = NULL;
1179        info.mSize = def.nBufferSize;
1180
1181        IOMX::buffer_id buffer;
1182        if (portIndex == kPortIndexInput
1183                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1184            if (mOMXLivesLocally) {
1185                mem.clear();
1186
1187                err = mOMX->allocateBuffer(
1188                        mNode, portIndex, def.nBufferSize, &buffer,
1189                        &info.mData);
1190            } else {
1191                err = mOMX->allocateBufferWithBackup(
1192                        mNode, portIndex, mem, &buffer);
1193            }
1194        } else if (portIndex == kPortIndexOutput
1195                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1196            if (mOMXLivesLocally) {
1197                mem.clear();
1198
1199                err = mOMX->allocateBuffer(
1200                        mNode, portIndex, def.nBufferSize, &buffer,
1201                        &info.mData);
1202            } else {
1203                err = mOMX->allocateBufferWithBackup(
1204                        mNode, portIndex, mem, &buffer);
1205            }
1206        } else {
1207            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1208        }
1209
1210        if (err != OK) {
1211            LOGE("allocate_buffer_with_backup failed");
1212            return err;
1213        }
1214
1215        if (mem != NULL) {
1216            info.mData = mem->pointer();
1217        }
1218
1219        info.mBuffer = buffer;
1220        info.mOwnedByComponent = false;
1221        info.mMem = mem;
1222        info.mMediaBuffer = NULL;
1223
1224        if (portIndex == kPortIndexOutput) {
1225            if (!(mOMXLivesLocally
1226                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1227                        && (mQuirks & kDefersOutputBufferAllocation))) {
1228                // If the node does not fill in the buffer ptr at this time,
1229                // we will defer creating the MediaBuffer until receiving
1230                // the first FILL_BUFFER_DONE notification instead.
1231                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1232                info.mMediaBuffer->setObserver(this);
1233            }
1234        }
1235
1236        mPortBuffers[portIndex].push(info);
1237
1238        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1239             portIndex == kPortIndexInput ? "input" : "output");
1240    }
1241
1242    // dumpPortStatus(portIndex);
1243
1244    return OK;
1245}
1246
1247void OMXCodec::on_message(const omx_message &msg) {
1248    Mutex::Autolock autoLock(mLock);
1249
1250    switch (msg.type) {
1251        case omx_message::EVENT:
1252        {
1253            onEvent(
1254                 msg.u.event_data.event, msg.u.event_data.data1,
1255                 msg.u.event_data.data2);
1256
1257            break;
1258        }
1259
1260        case omx_message::EMPTY_BUFFER_DONE:
1261        {
1262            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1263
1264            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1265
1266            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1267            size_t i = 0;
1268            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1269                ++i;
1270            }
1271
1272            CHECK(i < buffers->size());
1273            if (!(*buffers)[i].mOwnedByComponent) {
1274                LOGW("We already own input buffer %p, yet received "
1275                     "an EMPTY_BUFFER_DONE.", buffer);
1276            }
1277
1278            buffers->editItemAt(i).mOwnedByComponent = false;
1279
1280            if (mPortStatus[kPortIndexInput] == DISABLING) {
1281                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1282
1283                status_t err =
1284                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1285                CHECK_EQ(err, OK);
1286
1287                buffers->removeAt(i);
1288            } else if (mState != ERROR
1289                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1290                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1291                drainInputBuffer(&buffers->editItemAt(i));
1292            }
1293            break;
1294        }
1295
1296        case omx_message::FILL_BUFFER_DONE:
1297        {
1298            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1299            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1300
1301            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1302                 buffer,
1303                 msg.u.extended_buffer_data.range_length,
1304                 flags,
1305                 msg.u.extended_buffer_data.timestamp,
1306                 msg.u.extended_buffer_data.timestamp / 1E6);
1307
1308            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1309            size_t i = 0;
1310            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1311                ++i;
1312            }
1313
1314            CHECK(i < buffers->size());
1315            BufferInfo *info = &buffers->editItemAt(i);
1316
1317            if (!info->mOwnedByComponent) {
1318                LOGW("We already own output buffer %p, yet received "
1319                     "a FILL_BUFFER_DONE.", buffer);
1320            }
1321
1322            info->mOwnedByComponent = false;
1323
1324            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1325                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1326
1327                status_t err =
1328                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1329                CHECK_EQ(err, OK);
1330
1331                buffers->removeAt(i);
1332#if 0
1333            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1334                       && (flags & OMX_BUFFERFLAG_EOS)) {
1335                CODEC_LOGV("No more output data.");
1336                mNoMoreOutputData = true;
1337                mBufferFilled.signal();
1338#endif
1339            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1340                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1341
1342                if (info->mMediaBuffer == NULL) {
1343                    CHECK(mOMXLivesLocally);
1344                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
1345                    CHECK(mQuirks & kDefersOutputBufferAllocation);
1346
1347                    // The qcom video decoders on Nexus don't actually allocate
1348                    // output buffer memory on a call to OMX_AllocateBuffer
1349                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
1350                    // structure is only filled in later.
1351
1352                    info->mMediaBuffer = new MediaBuffer(
1353                            msg.u.extended_buffer_data.data_ptr,
1354                            info->mSize);
1355                    info->mMediaBuffer->setObserver(this);
1356                }
1357
1358                MediaBuffer *buffer = info->mMediaBuffer;
1359
1360                buffer->set_range(
1361                        msg.u.extended_buffer_data.range_offset,
1362                        msg.u.extended_buffer_data.range_length);
1363
1364                buffer->meta_data()->clear();
1365
1366                buffer->meta_data()->setInt64(
1367                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1368
1369                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1370                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1371                }
1372                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1373                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1374                }
1375
1376                buffer->meta_data()->setPointer(
1377                        kKeyPlatformPrivate,
1378                        msg.u.extended_buffer_data.platform_private);
1379
1380                buffer->meta_data()->setPointer(
1381                        kKeyBufferID,
1382                        msg.u.extended_buffer_data.buffer);
1383
1384                mFilledBuffers.push_back(i);
1385                mBufferFilled.signal();
1386
1387                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1388                    CODEC_LOGV("No more output data.");
1389                    mNoMoreOutputData = true;
1390                }
1391            }
1392
1393            break;
1394        }
1395
1396        default:
1397        {
1398            CHECK(!"should not be here.");
1399            break;
1400        }
1401    }
1402}
1403
1404void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1405    switch (event) {
1406        case OMX_EventCmdComplete:
1407        {
1408            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1409            break;
1410        }
1411
1412        case OMX_EventError:
1413        {
1414            LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1415
1416            setState(ERROR);
1417            break;
1418        }
1419
1420        case OMX_EventPortSettingsChanged:
1421        {
1422            onPortSettingsChanged(data1);
1423            break;
1424        }
1425
1426#if 0
1427        case OMX_EventBufferFlag:
1428        {
1429            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1430
1431            if (data1 == kPortIndexOutput) {
1432                mNoMoreOutputData = true;
1433            }
1434            break;
1435        }
1436#endif
1437
1438        default:
1439        {
1440            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1441            break;
1442        }
1443    }
1444}
1445
1446// Has the format changed in any way that the client would have to be aware of?
1447static bool formatHasNotablyChanged(
1448        const sp<MetaData> &from, const sp<MetaData> &to) {
1449    if (from.get() == NULL && to.get() == NULL) {
1450        return false;
1451    }
1452
1453    if ((from.get() == NULL && to.get() != NULL)
1454        || (from.get() != NULL && to.get() == NULL)) {
1455        return true;
1456    }
1457
1458    const char *mime_from, *mime_to;
1459    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1460    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1461
1462    if (strcasecmp(mime_from, mime_to)) {
1463        return true;
1464    }
1465
1466    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1467        int32_t colorFormat_from, colorFormat_to;
1468        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1469        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1470
1471        if (colorFormat_from != colorFormat_to) {
1472            return true;
1473        }
1474
1475        int32_t width_from, width_to;
1476        CHECK(from->findInt32(kKeyWidth, &width_from));
1477        CHECK(to->findInt32(kKeyWidth, &width_to));
1478
1479        if (width_from != width_to) {
1480            return true;
1481        }
1482
1483        int32_t height_from, height_to;
1484        CHECK(from->findInt32(kKeyHeight, &height_from));
1485        CHECK(to->findInt32(kKeyHeight, &height_to));
1486
1487        if (height_from != height_to) {
1488            return true;
1489        }
1490    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1491        int32_t numChannels_from, numChannels_to;
1492        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1493        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1494
1495        if (numChannels_from != numChannels_to) {
1496            return true;
1497        }
1498
1499        int32_t sampleRate_from, sampleRate_to;
1500        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1501        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1502
1503        if (sampleRate_from != sampleRate_to) {
1504            return true;
1505        }
1506    }
1507
1508    return false;
1509}
1510
1511void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1512    switch (cmd) {
1513        case OMX_CommandStateSet:
1514        {
1515            onStateChange((OMX_STATETYPE)data);
1516            break;
1517        }
1518
1519        case OMX_CommandPortDisable:
1520        {
1521            OMX_U32 portIndex = data;
1522            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1523
1524            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1525            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1526            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1527
1528            mPortStatus[portIndex] = DISABLED;
1529
1530            if (mState == RECONFIGURING) {
1531                CHECK_EQ(portIndex, kPortIndexOutput);
1532
1533                sp<MetaData> oldOutputFormat = mOutputFormat;
1534                initOutputFormat(mSource->getFormat());
1535
1536                // Don't notify clients if the output port settings change
1537                // wasn't of importance to them, i.e. it may be that just the
1538                // number of buffers has changed and nothing else.
1539                mOutputPortSettingsHaveChanged =
1540                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1541
1542                enablePortAsync(portIndex);
1543
1544                status_t err = allocateBuffersOnPort(portIndex);
1545                CHECK_EQ(err, OK);
1546            }
1547            break;
1548        }
1549
1550        case OMX_CommandPortEnable:
1551        {
1552            OMX_U32 portIndex = data;
1553            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1554
1555            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1556            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1557
1558            mPortStatus[portIndex] = ENABLED;
1559
1560            if (mState == RECONFIGURING) {
1561                CHECK_EQ(portIndex, kPortIndexOutput);
1562
1563                setState(EXECUTING);
1564
1565                fillOutputBuffers();
1566            }
1567            break;
1568        }
1569
1570        case OMX_CommandFlush:
1571        {
1572            OMX_U32 portIndex = data;
1573
1574            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1575
1576            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1577            mPortStatus[portIndex] = ENABLED;
1578
1579            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1580                     mPortBuffers[portIndex].size());
1581
1582            if (mState == RECONFIGURING) {
1583                CHECK_EQ(portIndex, kPortIndexOutput);
1584
1585                disablePortAsync(portIndex);
1586            } else if (mState == EXECUTING_TO_IDLE) {
1587                if (mPortStatus[kPortIndexInput] == ENABLED
1588                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1589                    CODEC_LOGV("Finished flushing both ports, now completing "
1590                         "transition from EXECUTING to IDLE.");
1591
1592                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1593                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1594
1595                    status_t err =
1596                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1597                    CHECK_EQ(err, OK);
1598                }
1599            } else {
1600                // We're flushing both ports in preparation for seeking.
1601
1602                if (mPortStatus[kPortIndexInput] == ENABLED
1603                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1604                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1605                         " seek-time.");
1606
1607                    drainInputBuffers();
1608                    fillOutputBuffers();
1609                }
1610            }
1611
1612            break;
1613        }
1614
1615        default:
1616        {
1617            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1618            break;
1619        }
1620    }
1621}
1622
1623void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1624    CODEC_LOGV("onStateChange %d", newState);
1625
1626    switch (newState) {
1627        case OMX_StateIdle:
1628        {
1629            CODEC_LOGV("Now Idle.");
1630            if (mState == LOADED_TO_IDLE) {
1631                status_t err = mOMX->sendCommand(
1632                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1633
1634                CHECK_EQ(err, OK);
1635
1636                setState(IDLE_TO_EXECUTING);
1637            } else {
1638                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1639
1640                CHECK_EQ(
1641                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1642                    mPortBuffers[kPortIndexInput].size());
1643
1644                CHECK_EQ(
1645                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1646                    mPortBuffers[kPortIndexOutput].size());
1647
1648                status_t err = mOMX->sendCommand(
1649                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1650
1651                CHECK_EQ(err, OK);
1652
1653                err = freeBuffersOnPort(kPortIndexInput);
1654                CHECK_EQ(err, OK);
1655
1656                err = freeBuffersOnPort(kPortIndexOutput);
1657                CHECK_EQ(err, OK);
1658
1659                mPortStatus[kPortIndexInput] = ENABLED;
1660                mPortStatus[kPortIndexOutput] = ENABLED;
1661
1662                setState(IDLE_TO_LOADED);
1663            }
1664            break;
1665        }
1666
1667        case OMX_StateExecuting:
1668        {
1669            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1670
1671            CODEC_LOGV("Now Executing.");
1672
1673            setState(EXECUTING);
1674
1675            // Buffers will be submitted to the component in the first
1676            // call to OMXCodec::read as mInitialBufferSubmit is true at
1677            // this point. This ensures that this on_message call returns,
1678            // releases the lock and ::init can notice the state change and
1679            // itself return.
1680            break;
1681        }
1682
1683        case OMX_StateLoaded:
1684        {
1685            CHECK_EQ(mState, IDLE_TO_LOADED);
1686
1687            CODEC_LOGV("Now Loaded.");
1688
1689            setState(LOADED);
1690            break;
1691        }
1692
1693        case OMX_StateInvalid:
1694        {
1695            setState(ERROR);
1696            break;
1697        }
1698
1699        default:
1700        {
1701            CHECK(!"should not be here.");
1702            break;
1703        }
1704    }
1705}
1706
1707// static
1708size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1709    size_t n = 0;
1710    for (size_t i = 0; i < buffers.size(); ++i) {
1711        if (!buffers[i].mOwnedByComponent) {
1712            ++n;
1713        }
1714    }
1715
1716    return n;
1717}
1718
1719status_t OMXCodec::freeBuffersOnPort(
1720        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1721    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1722
1723    status_t stickyErr = OK;
1724
1725    for (size_t i = buffers->size(); i-- > 0;) {
1726        BufferInfo *info = &buffers->editItemAt(i);
1727
1728        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1729            continue;
1730        }
1731
1732        CHECK_EQ(info->mOwnedByComponent, false);
1733
1734        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1735
1736        status_t err =
1737            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1738
1739        if (err != OK) {
1740            stickyErr = err;
1741        }
1742
1743        if (info->mMediaBuffer != NULL) {
1744            info->mMediaBuffer->setObserver(NULL);
1745
1746            // Make sure nobody but us owns this buffer at this point.
1747            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1748
1749            info->mMediaBuffer->release();
1750        }
1751
1752        buffers->removeAt(i);
1753    }
1754
1755    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1756
1757    return stickyErr;
1758}
1759
1760void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1761    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1762
1763    CHECK_EQ(mState, EXECUTING);
1764    CHECK_EQ(portIndex, kPortIndexOutput);
1765    setState(RECONFIGURING);
1766
1767    if (mQuirks & kNeedsFlushBeforeDisable) {
1768        if (!flushPortAsync(portIndex)) {
1769            onCmdComplete(OMX_CommandFlush, portIndex);
1770        }
1771    } else {
1772        disablePortAsync(portIndex);
1773    }
1774}
1775
1776bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1777    CHECK(mState == EXECUTING || mState == RECONFIGURING
1778            || mState == EXECUTING_TO_IDLE);
1779
1780    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1781         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1782         mPortBuffers[portIndex].size());
1783
1784    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1785    mPortStatus[portIndex] = SHUTTING_DOWN;
1786
1787    if ((mQuirks & kRequiresFlushCompleteEmulation)
1788        && countBuffersWeOwn(mPortBuffers[portIndex])
1789                == mPortBuffers[portIndex].size()) {
1790        // No flush is necessary and this component fails to send a
1791        // flush-complete event in this case.
1792
1793        return false;
1794    }
1795
1796    status_t err =
1797        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1798    CHECK_EQ(err, OK);
1799
1800    return true;
1801}
1802
1803void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1804    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1805
1806    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1807    mPortStatus[portIndex] = DISABLING;
1808
1809    status_t err =
1810        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1811    CHECK_EQ(err, OK);
1812
1813    freeBuffersOnPort(portIndex, true);
1814}
1815
1816void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1817    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1818
1819    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1820    mPortStatus[portIndex] = ENABLING;
1821
1822    status_t err =
1823        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1824    CHECK_EQ(err, OK);
1825}
1826
1827void OMXCodec::fillOutputBuffers() {
1828    CHECK_EQ(mState, EXECUTING);
1829
1830    // This is a workaround for some decoders not properly reporting
1831    // end-of-output-stream. If we own all input buffers and also own
1832    // all output buffers and we already signalled end-of-input-stream,
1833    // the end-of-output-stream is implied.
1834    if (mSignalledEOS
1835            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
1836                == mPortBuffers[kPortIndexInput].size()
1837            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
1838                == mPortBuffers[kPortIndexOutput].size()) {
1839        mNoMoreOutputData = true;
1840        mBufferFilled.signal();
1841
1842        return;
1843    }
1844
1845    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1846    for (size_t i = 0; i < buffers->size(); ++i) {
1847        fillOutputBuffer(&buffers->editItemAt(i));
1848    }
1849}
1850
1851void OMXCodec::drainInputBuffers() {
1852    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1853
1854    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1855    for (size_t i = 0; i < buffers->size(); ++i) {
1856        drainInputBuffer(&buffers->editItemAt(i));
1857    }
1858}
1859
1860void OMXCodec::drainInputBuffer(BufferInfo *info) {
1861    CHECK_EQ(info->mOwnedByComponent, false);
1862
1863    if (mSignalledEOS) {
1864        return;
1865    }
1866
1867    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1868        const CodecSpecificData *specific =
1869            mCodecSpecificData[mCodecSpecificDataIndex];
1870
1871        size_t size = specific->mSize;
1872
1873        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1874                && !(mQuirks & kWantsNALFragments)) {
1875            static const uint8_t kNALStartCode[4] =
1876                    { 0x00, 0x00, 0x00, 0x01 };
1877
1878            CHECK(info->mSize >= specific->mSize + 4);
1879
1880            size += 4;
1881
1882            memcpy(info->mData, kNALStartCode, 4);
1883            memcpy((uint8_t *)info->mData + 4,
1884                   specific->mData, specific->mSize);
1885        } else {
1886            CHECK(info->mSize >= specific->mSize);
1887            memcpy(info->mData, specific->mData, specific->mSize);
1888        }
1889
1890        mNoMoreOutputData = false;
1891
1892        CODEC_LOGV("calling emptyBuffer with codec specific data");
1893
1894        status_t err = mOMX->emptyBuffer(
1895                mNode, info->mBuffer, 0, size,
1896                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1897                0);
1898        CHECK_EQ(err, OK);
1899
1900        info->mOwnedByComponent = true;
1901
1902        ++mCodecSpecificDataIndex;
1903        return;
1904    }
1905
1906    MediaBuffer *srcBuffer;
1907    status_t err;
1908    if (mSeekTimeUs >= 0) {
1909        MediaSource::ReadOptions options;
1910        options.setSeekTo(mSeekTimeUs);
1911
1912        mSeekTimeUs = -1;
1913        mBufferFilled.signal();
1914
1915        err = mSource->read(&srcBuffer, &options);
1916    } else {
1917        err = mSource->read(&srcBuffer);
1918    }
1919
1920    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1921    OMX_TICKS timestampUs = 0;
1922    size_t srcLength = 0;
1923
1924    if (err != OK) {
1925        CODEC_LOGV("signalling end of input stream.");
1926        flags |= OMX_BUFFERFLAG_EOS;
1927
1928        mSignalledEOS = true;
1929    } else {
1930        mNoMoreOutputData = false;
1931
1932        srcLength = srcBuffer->range_length();
1933
1934        if (info->mSize < srcLength) {
1935            CODEC_LOGE(
1936                 "Codec's input buffers are too small to accomodate "
1937                 "buffer read from source (info->mSize = %d, srcLength = %d)",
1938                 info->mSize, srcLength);
1939
1940            srcBuffer->release();
1941            srcBuffer = NULL;
1942
1943            setState(ERROR);
1944            return;
1945        }
1946        memcpy(info->mData,
1947               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1948               srcLength);
1949
1950        if (srcBuffer->meta_data()->findInt64(kKeyTime, &timestampUs)) {
1951            CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
1952                       "timestamp %lld us (%.2f secs)",
1953                       info->mBuffer, srcLength,
1954                       timestampUs, timestampUs / 1E6);
1955        }
1956    }
1957
1958    if (srcBuffer != NULL) {
1959        srcBuffer->release();
1960        srcBuffer = NULL;
1961    }
1962
1963    err = mOMX->emptyBuffer(
1964            mNode, info->mBuffer, 0, srcLength,
1965            flags, timestampUs);
1966
1967    if (err != OK) {
1968        setState(ERROR);
1969        return;
1970    }
1971
1972    info->mOwnedByComponent = true;
1973
1974    // This component does not ever signal the EOS flag on output buffers,
1975    // Thanks for nothing.
1976    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
1977        mNoMoreOutputData = true;
1978        mBufferFilled.signal();
1979    }
1980}
1981
1982void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1983    CHECK_EQ(info->mOwnedByComponent, false);
1984
1985    if (mNoMoreOutputData) {
1986        CODEC_LOGV("There is no more output data available, not "
1987             "calling fillOutputBuffer");
1988        return;
1989    }
1990
1991    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1992    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
1993    CHECK_EQ(err, OK);
1994
1995    info->mOwnedByComponent = true;
1996}
1997
1998void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1999    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2000    for (size_t i = 0; i < buffers->size(); ++i) {
2001        if ((*buffers)[i].mBuffer == buffer) {
2002            drainInputBuffer(&buffers->editItemAt(i));
2003            return;
2004        }
2005    }
2006
2007    CHECK(!"should not be here.");
2008}
2009
2010void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2011    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2012    for (size_t i = 0; i < buffers->size(); ++i) {
2013        if ((*buffers)[i].mBuffer == buffer) {
2014            fillOutputBuffer(&buffers->editItemAt(i));
2015            return;
2016        }
2017    }
2018
2019    CHECK(!"should not be here.");
2020}
2021
2022void OMXCodec::setState(State newState) {
2023    mState = newState;
2024    mAsyncCompletion.signal();
2025
2026    // This may cause some spurious wakeups but is necessary to
2027    // unblock the reader if we enter ERROR state.
2028    mBufferFilled.signal();
2029}
2030
2031void OMXCodec::setRawAudioFormat(
2032        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2033    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2034    InitOMXParams(&pcmParams);
2035    pcmParams.nPortIndex = portIndex;
2036
2037    status_t err = mOMX->getParameter(
2038            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2039
2040    CHECK_EQ(err, OK);
2041
2042    pcmParams.nChannels = numChannels;
2043    pcmParams.eNumData = OMX_NumericalDataSigned;
2044    pcmParams.bInterleaved = OMX_TRUE;
2045    pcmParams.nBitPerSample = 16;
2046    pcmParams.nSamplingRate = sampleRate;
2047    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2048
2049    if (numChannels == 1) {
2050        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2051    } else {
2052        CHECK_EQ(numChannels, 2);
2053
2054        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2055        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2056    }
2057
2058    err = mOMX->setParameter(
2059            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2060
2061    CHECK_EQ(err, OK);
2062}
2063
2064void OMXCodec::setAMRFormat(bool isWAMR) {
2065    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2066
2067    OMX_AUDIO_PARAM_AMRTYPE def;
2068    InitOMXParams(&def);
2069    def.nPortIndex = portIndex;
2070
2071    status_t err =
2072        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2073
2074    CHECK_EQ(err, OK);
2075
2076    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2077    def.eAMRBandMode =
2078        isWAMR ? OMX_AUDIO_AMRBandModeWB0 : OMX_AUDIO_AMRBandModeNB0;
2079
2080    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2081    CHECK_EQ(err, OK);
2082
2083    ////////////////////////
2084
2085    if (mIsEncoder) {
2086        sp<MetaData> format = mSource->getFormat();
2087        int32_t sampleRate;
2088        int32_t numChannels;
2089        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2090        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2091
2092        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2093    }
2094}
2095
2096void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
2097    if (mIsEncoder) {
2098        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2099    } else {
2100        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2101        InitOMXParams(&profile);
2102        profile.nPortIndex = kPortIndexInput;
2103
2104        status_t err = mOMX->getParameter(
2105                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2106        CHECK_EQ(err, OK);
2107
2108        profile.nChannels = numChannels;
2109        profile.nSampleRate = sampleRate;
2110        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2111
2112        err = mOMX->setParameter(
2113                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2114        CHECK_EQ(err, OK);
2115    }
2116}
2117
2118void OMXCodec::setImageOutputFormat(
2119        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2120    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2121
2122#if 0
2123    OMX_INDEXTYPE index;
2124    status_t err = mOMX->get_extension_index(
2125            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2126    CHECK_EQ(err, OK);
2127
2128    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2129    CHECK_EQ(err, OK);
2130#endif
2131
2132    OMX_PARAM_PORTDEFINITIONTYPE def;
2133    InitOMXParams(&def);
2134    def.nPortIndex = kPortIndexOutput;
2135
2136    status_t err = mOMX->getParameter(
2137            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2138    CHECK_EQ(err, OK);
2139
2140    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2141
2142    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2143
2144    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2145    imageDef->eColorFormat = format;
2146    imageDef->nFrameWidth = width;
2147    imageDef->nFrameHeight = height;
2148
2149    switch (format) {
2150        case OMX_COLOR_FormatYUV420PackedPlanar:
2151        case OMX_COLOR_FormatYUV411Planar:
2152        {
2153            def.nBufferSize = (width * height * 3) / 2;
2154            break;
2155        }
2156
2157        case OMX_COLOR_FormatCbYCrY:
2158        {
2159            def.nBufferSize = width * height * 2;
2160            break;
2161        }
2162
2163        case OMX_COLOR_Format32bitARGB8888:
2164        {
2165            def.nBufferSize = width * height * 4;
2166            break;
2167        }
2168
2169        case OMX_COLOR_Format16bitARGB4444:
2170        case OMX_COLOR_Format16bitARGB1555:
2171        case OMX_COLOR_Format16bitRGB565:
2172        case OMX_COLOR_Format16bitBGR565:
2173        {
2174            def.nBufferSize = width * height * 2;
2175            break;
2176        }
2177
2178        default:
2179            CHECK(!"Should not be here. Unknown color format.");
2180            break;
2181    }
2182
2183    def.nBufferCountActual = def.nBufferCountMin;
2184
2185    err = mOMX->setParameter(
2186            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2187    CHECK_EQ(err, OK);
2188}
2189
2190void OMXCodec::setJPEGInputFormat(
2191        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2192    OMX_PARAM_PORTDEFINITIONTYPE def;
2193    InitOMXParams(&def);
2194    def.nPortIndex = kPortIndexInput;
2195
2196    status_t err = mOMX->getParameter(
2197            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2198    CHECK_EQ(err, OK);
2199
2200    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2201    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2202
2203    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2204    imageDef->nFrameWidth = width;
2205    imageDef->nFrameHeight = height;
2206
2207    def.nBufferSize = compressedSize;
2208    def.nBufferCountActual = def.nBufferCountMin;
2209
2210    err = mOMX->setParameter(
2211            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2212    CHECK_EQ(err, OK);
2213}
2214
2215void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2216    CodecSpecificData *specific =
2217        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2218
2219    specific->mSize = size;
2220    memcpy(specific->mData, data, size);
2221
2222    mCodecSpecificData.push(specific);
2223}
2224
2225void OMXCodec::clearCodecSpecificData() {
2226    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2227        free(mCodecSpecificData.editItemAt(i));
2228    }
2229    mCodecSpecificData.clear();
2230    mCodecSpecificDataIndex = 0;
2231}
2232
2233status_t OMXCodec::start(MetaData *) {
2234    Mutex::Autolock autoLock(mLock);
2235
2236    if (mState != LOADED) {
2237        return UNKNOWN_ERROR;
2238    }
2239
2240    sp<MetaData> params = new MetaData;
2241    if (mQuirks & kWantsNALFragments) {
2242        params->setInt32(kKeyWantsNALFragments, true);
2243    }
2244    status_t err = mSource->start(params.get());
2245
2246    if (err != OK) {
2247        return err;
2248    }
2249
2250    mCodecSpecificDataIndex = 0;
2251    mInitialBufferSubmit = true;
2252    mSignalledEOS = false;
2253    mNoMoreOutputData = false;
2254    mOutputPortSettingsHaveChanged = false;
2255    mSeekTimeUs = -1;
2256    mFilledBuffers.clear();
2257
2258    return init();
2259}
2260
2261status_t OMXCodec::stop() {
2262    CODEC_LOGV("stop mState=%d", mState);
2263
2264    Mutex::Autolock autoLock(mLock);
2265
2266    while (isIntermediateState(mState)) {
2267        mAsyncCompletion.wait(mLock);
2268    }
2269
2270    switch (mState) {
2271        case LOADED:
2272        case ERROR:
2273            break;
2274
2275        case EXECUTING:
2276        {
2277            setState(EXECUTING_TO_IDLE);
2278
2279            if (mQuirks & kRequiresFlushBeforeShutdown) {
2280                CODEC_LOGV("This component requires a flush before transitioning "
2281                     "from EXECUTING to IDLE...");
2282
2283                bool emulateInputFlushCompletion =
2284                    !flushPortAsync(kPortIndexInput);
2285
2286                bool emulateOutputFlushCompletion =
2287                    !flushPortAsync(kPortIndexOutput);
2288
2289                if (emulateInputFlushCompletion) {
2290                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2291                }
2292
2293                if (emulateOutputFlushCompletion) {
2294                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2295                }
2296            } else {
2297                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2298                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2299
2300                status_t err =
2301                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2302                CHECK_EQ(err, OK);
2303            }
2304
2305            while (mState != LOADED && mState != ERROR) {
2306                mAsyncCompletion.wait(mLock);
2307            }
2308
2309            break;
2310        }
2311
2312        default:
2313        {
2314            CHECK(!"should not be here.");
2315            break;
2316        }
2317    }
2318
2319    mSource->stop();
2320
2321    CODEC_LOGV("stopped");
2322
2323    return OK;
2324}
2325
2326sp<MetaData> OMXCodec::getFormat() {
2327    Mutex::Autolock autoLock(mLock);
2328
2329    return mOutputFormat;
2330}
2331
2332status_t OMXCodec::read(
2333        MediaBuffer **buffer, const ReadOptions *options) {
2334    *buffer = NULL;
2335
2336    Mutex::Autolock autoLock(mLock);
2337
2338    if (mState != EXECUTING && mState != RECONFIGURING) {
2339        return UNKNOWN_ERROR;
2340    }
2341
2342    bool seeking = false;
2343    int64_t seekTimeUs;
2344    if (options && options->getSeekTo(&seekTimeUs)) {
2345        seeking = true;
2346    }
2347
2348    if (mInitialBufferSubmit) {
2349        mInitialBufferSubmit = false;
2350
2351        if (seeking) {
2352            CHECK(seekTimeUs >= 0);
2353            mSeekTimeUs = seekTimeUs;
2354
2355            // There's no reason to trigger the code below, there's
2356            // nothing to flush yet.
2357            seeking = false;
2358        }
2359
2360        drainInputBuffers();
2361
2362        if (mState == EXECUTING) {
2363            // Otherwise mState == RECONFIGURING and this code will trigger
2364            // after the output port is reenabled.
2365            fillOutputBuffers();
2366        }
2367    }
2368
2369    if (seeking) {
2370        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2371
2372        mSignalledEOS = false;
2373
2374        CHECK(seekTimeUs >= 0);
2375        mSeekTimeUs = seekTimeUs;
2376
2377        mFilledBuffers.clear();
2378
2379        CHECK_EQ(mState, EXECUTING);
2380
2381        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2382        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2383
2384        if (emulateInputFlushCompletion) {
2385            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2386        }
2387
2388        if (emulateOutputFlushCompletion) {
2389            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2390        }
2391
2392        while (mSeekTimeUs >= 0) {
2393            mBufferFilled.wait(mLock);
2394        }
2395    }
2396
2397    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2398        mBufferFilled.wait(mLock);
2399    }
2400
2401    if (mState == ERROR) {
2402        return UNKNOWN_ERROR;
2403    }
2404
2405    if (mFilledBuffers.empty()) {
2406        return ERROR_END_OF_STREAM;
2407    }
2408
2409    if (mOutputPortSettingsHaveChanged) {
2410        mOutputPortSettingsHaveChanged = false;
2411
2412        return INFO_FORMAT_CHANGED;
2413    }
2414
2415    size_t index = *mFilledBuffers.begin();
2416    mFilledBuffers.erase(mFilledBuffers.begin());
2417
2418    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2419    info->mMediaBuffer->add_ref();
2420    *buffer = info->mMediaBuffer;
2421
2422    return OK;
2423}
2424
2425void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2426    Mutex::Autolock autoLock(mLock);
2427
2428    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2429    for (size_t i = 0; i < buffers->size(); ++i) {
2430        BufferInfo *info = &buffers->editItemAt(i);
2431
2432        if (info->mMediaBuffer == buffer) {
2433            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2434            fillOutputBuffer(info);
2435            return;
2436        }
2437    }
2438
2439    CHECK(!"should not be here.");
2440}
2441
2442static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2443    static const char *kNames[] = {
2444        "OMX_IMAGE_CodingUnused",
2445        "OMX_IMAGE_CodingAutoDetect",
2446        "OMX_IMAGE_CodingJPEG",
2447        "OMX_IMAGE_CodingJPEG2K",
2448        "OMX_IMAGE_CodingEXIF",
2449        "OMX_IMAGE_CodingTIFF",
2450        "OMX_IMAGE_CodingGIF",
2451        "OMX_IMAGE_CodingPNG",
2452        "OMX_IMAGE_CodingLZW",
2453        "OMX_IMAGE_CodingBMP",
2454    };
2455
2456    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2457
2458    if (type < 0 || (size_t)type >= numNames) {
2459        return "UNKNOWN";
2460    } else {
2461        return kNames[type];
2462    }
2463}
2464
2465static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2466    static const char *kNames[] = {
2467        "OMX_COLOR_FormatUnused",
2468        "OMX_COLOR_FormatMonochrome",
2469        "OMX_COLOR_Format8bitRGB332",
2470        "OMX_COLOR_Format12bitRGB444",
2471        "OMX_COLOR_Format16bitARGB4444",
2472        "OMX_COLOR_Format16bitARGB1555",
2473        "OMX_COLOR_Format16bitRGB565",
2474        "OMX_COLOR_Format16bitBGR565",
2475        "OMX_COLOR_Format18bitRGB666",
2476        "OMX_COLOR_Format18bitARGB1665",
2477        "OMX_COLOR_Format19bitARGB1666",
2478        "OMX_COLOR_Format24bitRGB888",
2479        "OMX_COLOR_Format24bitBGR888",
2480        "OMX_COLOR_Format24bitARGB1887",
2481        "OMX_COLOR_Format25bitARGB1888",
2482        "OMX_COLOR_Format32bitBGRA8888",
2483        "OMX_COLOR_Format32bitARGB8888",
2484        "OMX_COLOR_FormatYUV411Planar",
2485        "OMX_COLOR_FormatYUV411PackedPlanar",
2486        "OMX_COLOR_FormatYUV420Planar",
2487        "OMX_COLOR_FormatYUV420PackedPlanar",
2488        "OMX_COLOR_FormatYUV420SemiPlanar",
2489        "OMX_COLOR_FormatYUV422Planar",
2490        "OMX_COLOR_FormatYUV422PackedPlanar",
2491        "OMX_COLOR_FormatYUV422SemiPlanar",
2492        "OMX_COLOR_FormatYCbYCr",
2493        "OMX_COLOR_FormatYCrYCb",
2494        "OMX_COLOR_FormatCbYCrY",
2495        "OMX_COLOR_FormatCrYCbY",
2496        "OMX_COLOR_FormatYUV444Interleaved",
2497        "OMX_COLOR_FormatRawBayer8bit",
2498        "OMX_COLOR_FormatRawBayer10bit",
2499        "OMX_COLOR_FormatRawBayer8bitcompressed",
2500        "OMX_COLOR_FormatL2",
2501        "OMX_COLOR_FormatL4",
2502        "OMX_COLOR_FormatL8",
2503        "OMX_COLOR_FormatL16",
2504        "OMX_COLOR_FormatL24",
2505        "OMX_COLOR_FormatL32",
2506        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2507        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2508        "OMX_COLOR_Format18BitBGR666",
2509        "OMX_COLOR_Format24BitARGB6666",
2510        "OMX_COLOR_Format24BitABGR6666",
2511    };
2512
2513    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2514
2515    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2516        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2517    } else if (type < 0 || (size_t)type >= numNames) {
2518        return "UNKNOWN";
2519    } else {
2520        return kNames[type];
2521    }
2522}
2523
2524static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2525    static const char *kNames[] = {
2526        "OMX_VIDEO_CodingUnused",
2527        "OMX_VIDEO_CodingAutoDetect",
2528        "OMX_VIDEO_CodingMPEG2",
2529        "OMX_VIDEO_CodingH263",
2530        "OMX_VIDEO_CodingMPEG4",
2531        "OMX_VIDEO_CodingWMV",
2532        "OMX_VIDEO_CodingRV",
2533        "OMX_VIDEO_CodingAVC",
2534        "OMX_VIDEO_CodingMJPEG",
2535    };
2536
2537    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2538
2539    if (type < 0 || (size_t)type >= numNames) {
2540        return "UNKNOWN";
2541    } else {
2542        return kNames[type];
2543    }
2544}
2545
2546static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2547    static const char *kNames[] = {
2548        "OMX_AUDIO_CodingUnused",
2549        "OMX_AUDIO_CodingAutoDetect",
2550        "OMX_AUDIO_CodingPCM",
2551        "OMX_AUDIO_CodingADPCM",
2552        "OMX_AUDIO_CodingAMR",
2553        "OMX_AUDIO_CodingGSMFR",
2554        "OMX_AUDIO_CodingGSMEFR",
2555        "OMX_AUDIO_CodingGSMHR",
2556        "OMX_AUDIO_CodingPDCFR",
2557        "OMX_AUDIO_CodingPDCEFR",
2558        "OMX_AUDIO_CodingPDCHR",
2559        "OMX_AUDIO_CodingTDMAFR",
2560        "OMX_AUDIO_CodingTDMAEFR",
2561        "OMX_AUDIO_CodingQCELP8",
2562        "OMX_AUDIO_CodingQCELP13",
2563        "OMX_AUDIO_CodingEVRC",
2564        "OMX_AUDIO_CodingSMV",
2565        "OMX_AUDIO_CodingG711",
2566        "OMX_AUDIO_CodingG723",
2567        "OMX_AUDIO_CodingG726",
2568        "OMX_AUDIO_CodingG729",
2569        "OMX_AUDIO_CodingAAC",
2570        "OMX_AUDIO_CodingMP3",
2571        "OMX_AUDIO_CodingSBC",
2572        "OMX_AUDIO_CodingVORBIS",
2573        "OMX_AUDIO_CodingWMA",
2574        "OMX_AUDIO_CodingRA",
2575        "OMX_AUDIO_CodingMIDI",
2576    };
2577
2578    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2579
2580    if (type < 0 || (size_t)type >= numNames) {
2581        return "UNKNOWN";
2582    } else {
2583        return kNames[type];
2584    }
2585}
2586
2587static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2588    static const char *kNames[] = {
2589        "OMX_AUDIO_PCMModeLinear",
2590        "OMX_AUDIO_PCMModeALaw",
2591        "OMX_AUDIO_PCMModeMULaw",
2592    };
2593
2594    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2595
2596    if (type < 0 || (size_t)type >= numNames) {
2597        return "UNKNOWN";
2598    } else {
2599        return kNames[type];
2600    }
2601}
2602
2603static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2604    static const char *kNames[] = {
2605        "OMX_AUDIO_AMRBandModeUnused",
2606        "OMX_AUDIO_AMRBandModeNB0",
2607        "OMX_AUDIO_AMRBandModeNB1",
2608        "OMX_AUDIO_AMRBandModeNB2",
2609        "OMX_AUDIO_AMRBandModeNB3",
2610        "OMX_AUDIO_AMRBandModeNB4",
2611        "OMX_AUDIO_AMRBandModeNB5",
2612        "OMX_AUDIO_AMRBandModeNB6",
2613        "OMX_AUDIO_AMRBandModeNB7",
2614        "OMX_AUDIO_AMRBandModeWB0",
2615        "OMX_AUDIO_AMRBandModeWB1",
2616        "OMX_AUDIO_AMRBandModeWB2",
2617        "OMX_AUDIO_AMRBandModeWB3",
2618        "OMX_AUDIO_AMRBandModeWB4",
2619        "OMX_AUDIO_AMRBandModeWB5",
2620        "OMX_AUDIO_AMRBandModeWB6",
2621        "OMX_AUDIO_AMRBandModeWB7",
2622        "OMX_AUDIO_AMRBandModeWB8",
2623    };
2624
2625    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2626
2627    if (type < 0 || (size_t)type >= numNames) {
2628        return "UNKNOWN";
2629    } else {
2630        return kNames[type];
2631    }
2632}
2633
2634static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2635    static const char *kNames[] = {
2636        "OMX_AUDIO_AMRFrameFormatConformance",
2637        "OMX_AUDIO_AMRFrameFormatIF1",
2638        "OMX_AUDIO_AMRFrameFormatIF2",
2639        "OMX_AUDIO_AMRFrameFormatFSF",
2640        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2641        "OMX_AUDIO_AMRFrameFormatITU",
2642    };
2643
2644    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2645
2646    if (type < 0 || (size_t)type >= numNames) {
2647        return "UNKNOWN";
2648    } else {
2649        return kNames[type];
2650    }
2651}
2652
2653void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2654    OMX_PARAM_PORTDEFINITIONTYPE def;
2655    InitOMXParams(&def);
2656    def.nPortIndex = portIndex;
2657
2658    status_t err = mOMX->getParameter(
2659            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2660    CHECK_EQ(err, OK);
2661
2662    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2663
2664    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2665          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2666
2667    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2668    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2669    printf("  nBufferSize = %ld\n", def.nBufferSize);
2670
2671    switch (def.eDomain) {
2672        case OMX_PortDomainImage:
2673        {
2674            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2675
2676            printf("\n");
2677            printf("  // Image\n");
2678            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2679            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2680            printf("  nStride = %ld\n", imageDef->nStride);
2681
2682            printf("  eCompressionFormat = %s\n",
2683                   imageCompressionFormatString(imageDef->eCompressionFormat));
2684
2685            printf("  eColorFormat = %s\n",
2686                   colorFormatString(imageDef->eColorFormat));
2687
2688            break;
2689        }
2690
2691        case OMX_PortDomainVideo:
2692        {
2693            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2694
2695            printf("\n");
2696            printf("  // Video\n");
2697            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2698            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2699            printf("  nStride = %ld\n", videoDef->nStride);
2700
2701            printf("  eCompressionFormat = %s\n",
2702                   videoCompressionFormatString(videoDef->eCompressionFormat));
2703
2704            printf("  eColorFormat = %s\n",
2705                   colorFormatString(videoDef->eColorFormat));
2706
2707            break;
2708        }
2709
2710        case OMX_PortDomainAudio:
2711        {
2712            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2713
2714            printf("\n");
2715            printf("  // Audio\n");
2716            printf("  eEncoding = %s\n",
2717                   audioCodingTypeString(audioDef->eEncoding));
2718
2719            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2720                OMX_AUDIO_PARAM_PCMMODETYPE params;
2721                InitOMXParams(&params);
2722                params.nPortIndex = portIndex;
2723
2724                err = mOMX->getParameter(
2725                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2726                CHECK_EQ(err, OK);
2727
2728                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2729                printf("  nChannels = %ld\n", params.nChannels);
2730                printf("  bInterleaved = %d\n", params.bInterleaved);
2731                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2732
2733                printf("  eNumData = %s\n",
2734                       params.eNumData == OMX_NumericalDataSigned
2735                        ? "signed" : "unsigned");
2736
2737                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2738            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2739                OMX_AUDIO_PARAM_AMRTYPE amr;
2740                InitOMXParams(&amr);
2741                amr.nPortIndex = portIndex;
2742
2743                err = mOMX->getParameter(
2744                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2745                CHECK_EQ(err, OK);
2746
2747                printf("  nChannels = %ld\n", amr.nChannels);
2748                printf("  eAMRBandMode = %s\n",
2749                        amrBandModeString(amr.eAMRBandMode));
2750                printf("  eAMRFrameFormat = %s\n",
2751                        amrFrameFormatString(amr.eAMRFrameFormat));
2752            }
2753
2754            break;
2755        }
2756
2757        default:
2758        {
2759            printf("  // Unknown\n");
2760            break;
2761        }
2762    }
2763
2764    printf("}\n");
2765}
2766
2767void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2768    mOutputFormat = new MetaData;
2769    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2770
2771    OMX_PARAM_PORTDEFINITIONTYPE def;
2772    InitOMXParams(&def);
2773    def.nPortIndex = kPortIndexOutput;
2774
2775    status_t err = mOMX->getParameter(
2776            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2777    CHECK_EQ(err, OK);
2778
2779    switch (def.eDomain) {
2780        case OMX_PortDomainImage:
2781        {
2782            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2783            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2784
2785            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2786            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2787            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2788            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2789            break;
2790        }
2791
2792        case OMX_PortDomainAudio:
2793        {
2794            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2795
2796            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2797                OMX_AUDIO_PARAM_PCMMODETYPE params;
2798                InitOMXParams(&params);
2799                params.nPortIndex = kPortIndexOutput;
2800
2801                err = mOMX->getParameter(
2802                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2803                CHECK_EQ(err, OK);
2804
2805                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2806                CHECK_EQ(params.nBitPerSample, 16);
2807                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2808
2809                int32_t numChannels, sampleRate;
2810                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2811                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2812
2813                if ((OMX_U32)numChannels != params.nChannels) {
2814                    LOGW("Codec outputs a different number of channels than "
2815                         "the input stream contains (contains %d channels, "
2816                         "codec outputs %ld channels).",
2817                         numChannels, params.nChannels);
2818                }
2819
2820                mOutputFormat->setCString(
2821                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2822
2823                // Use the codec-advertised number of channels, as some
2824                // codecs appear to output stereo even if the input data is
2825                // mono. If we know the codec lies about this information,
2826                // use the actual number of channels instead.
2827                mOutputFormat->setInt32(
2828                        kKeyChannelCount,
2829                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
2830                            ? numChannels : params.nChannels);
2831
2832                // The codec-reported sampleRate is not reliable...
2833                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2834            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2835                OMX_AUDIO_PARAM_AMRTYPE amr;
2836                InitOMXParams(&amr);
2837                amr.nPortIndex = kPortIndexOutput;
2838
2839                err = mOMX->getParameter(
2840                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2841                CHECK_EQ(err, OK);
2842
2843                CHECK_EQ(amr.nChannels, 1);
2844                mOutputFormat->setInt32(kKeyChannelCount, 1);
2845
2846                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2847                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2848                    mOutputFormat->setCString(
2849                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2850                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2851                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2852                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2853                    mOutputFormat->setCString(
2854                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2855                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2856                } else {
2857                    CHECK(!"Unknown AMR band mode.");
2858                }
2859            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2860                mOutputFormat->setCString(
2861                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2862            } else {
2863                CHECK(!"Should not be here. Unknown audio encoding.");
2864            }
2865            break;
2866        }
2867
2868        case OMX_PortDomainVideo:
2869        {
2870            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2871
2872            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2873                mOutputFormat->setCString(
2874                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2875            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2876                mOutputFormat->setCString(
2877                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2878            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2879                mOutputFormat->setCString(
2880                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2881            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2882                mOutputFormat->setCString(
2883                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2884            } else {
2885                CHECK(!"Unknown compression format.");
2886            }
2887
2888            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2889                // This component appears to be lying to me.
2890                mOutputFormat->setInt32(
2891                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2892                mOutputFormat->setInt32(
2893                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2894            } else {
2895                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2896                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2897            }
2898
2899            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2900            break;
2901        }
2902
2903        default:
2904        {
2905            CHECK(!"should not be here, neither audio nor video.");
2906            break;
2907        }
2908    }
2909}
2910
2911////////////////////////////////////////////////////////////////////////////////
2912
2913status_t QueryCodecs(
2914        const sp<IOMX> &omx,
2915        const char *mime, bool queryDecoders,
2916        Vector<CodecCapabilities> *results) {
2917    results->clear();
2918
2919    for (int index = 0;; ++index) {
2920        const char *componentName;
2921
2922        if (!queryDecoders) {
2923            componentName = GetCodec(
2924                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2925                    mime, index);
2926        } else {
2927            componentName = GetCodec(
2928                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2929                    mime, index);
2930        }
2931
2932        if (!componentName) {
2933            return OK;
2934        }
2935
2936        sp<OMXCodecObserver> observer = new OMXCodecObserver;
2937        IOMX::node_id node;
2938        status_t err = omx->allocateNode(componentName, observer, &node);
2939
2940        if (err != OK) {
2941            continue;
2942        }
2943
2944        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2945
2946        results->push();
2947        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2948        caps->mComponentName = componentName;
2949
2950        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2951        InitOMXParams(&param);
2952
2953        param.nPortIndex = queryDecoders ? 0 : 1;
2954
2955        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2956            err = omx->getParameter(
2957                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2958                    &param, sizeof(param));
2959
2960            if (err != OK) {
2961                break;
2962            }
2963
2964            CodecProfileLevel profileLevel;
2965            profileLevel.mProfile = param.eProfile;
2966            profileLevel.mLevel = param.eLevel;
2967
2968            caps->mProfileLevels.push(profileLevel);
2969        }
2970
2971        CHECK_EQ(omx->freeNode(node), OK);
2972    }
2973}
2974
2975}  // namespace android
2976