OMXCodec.cpp revision 18291bc20e55e8f3fd5feb786771a8ed32c19c59 
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 <binder/IServiceManager.h>
22#include <binder/MemoryDealer.h>
23#include <binder/ProcessState.h>
24#include <media/IMediaPlayerService.h>
25#include <media/stagefright/ESDS.h>
26#include <media/stagefright/MediaBuffer.h>
27#include <media/stagefright/MediaBufferGroup.h>
28#include <media/stagefright/MediaDebug.h>
29#include <media/stagefright/MediaDefs.h>
30#include <media/stagefright/MediaExtractor.h>
31#include <media/stagefright/MetaData.h>
32#include <media/stagefright/MmapSource.h>
33#include <media/stagefright/OMXCodec.h>
34#include <media/stagefright/Utils.h>
35#include <utils/Vector.h>
36
37#include <OMX_Audio.h>
38#include <OMX_Component.h>
39
40namespace android {
41
42struct CodecInfo {
43    const char *mime;
44    const char *codec;
45};
46
47static const CodecInfo kDecoderInfo[] = {
48    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
49    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
50    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.PV.mp3dec" },
51    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
52    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrdec" },
53    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
54    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.PV.amrdec" },
55    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
56    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacdec" },
57    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
58    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
59    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4dec" },
60    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
61    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.Decoder" },
62    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263dec" },
63    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
64    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
65    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcdec" },
66};
67
68static const CodecInfo kEncoderInfo[] = {
69    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
70    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrencnb" },
71    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
72    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
73    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
74    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
75    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
76    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
77    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
78    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
79    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
80    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
81    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
82};
83
84#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
85#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
86
87struct OMXCodecObserver : public BnOMXObserver {
88    OMXCodecObserver(const wp<OMXCodec> &target)
89        : mTarget(target) {
90    }
91
92    // from IOMXObserver
93    virtual void on_message(const omx_message &msg) {
94        sp<OMXCodec> codec = mTarget.promote();
95
96        if (codec.get() != NULL) {
97            codec->on_message(msg);
98        }
99    }
100
101protected:
102    virtual ~OMXCodecObserver() {}
103
104private:
105    wp<OMXCodec> mTarget;
106
107    OMXCodecObserver(const OMXCodecObserver &);
108    OMXCodecObserver &operator=(const OMXCodecObserver &);
109};
110
111static const char *GetCodec(const CodecInfo *info, size_t numInfos,
112                            const char *mime, int index) {
113    CHECK(index >= 0);
114    for(size_t i = 0; i < numInfos; ++i) {
115        if (!strcasecmp(mime, info[i].mime)) {
116            if (index == 0) {
117                return info[i].codec;
118            }
119
120            --index;
121        }
122    }
123
124    return NULL;
125}
126
127enum {
128    kAVCProfileBaseline      = 0x42,
129    kAVCProfileMain          = 0x4d,
130    kAVCProfileExtended      = 0x58,
131    kAVCProfileHigh          = 0x64,
132    kAVCProfileHigh10        = 0x6e,
133    kAVCProfileHigh422       = 0x7a,
134    kAVCProfileHigh444       = 0xf4,
135    kAVCProfileCAVLC444Intra = 0x2c
136};
137
138static const char *AVCProfileToString(uint8_t profile) {
139    switch (profile) {
140        case kAVCProfileBaseline:
141            return "Baseline";
142        case kAVCProfileMain:
143            return "Main";
144        case kAVCProfileExtended:
145            return "Extended";
146        case kAVCProfileHigh:
147            return "High";
148        case kAVCProfileHigh10:
149            return "High 10";
150        case kAVCProfileHigh422:
151            return "High 422";
152        case kAVCProfileHigh444:
153            return "High 444";
154        case kAVCProfileCAVLC444Intra:
155            return "CAVLC 444 Intra";
156        default:   return "Unknown";
157    }
158}
159
160template<class T>
161static void InitOMXParams(T *params) {
162    params->nSize = sizeof(T);
163    params->nVersion.s.nVersionMajor = 1;
164    params->nVersion.s.nVersionMinor = 0;
165    params->nVersion.s.nRevision = 0;
166    params->nVersion.s.nStep = 0;
167}
168
169// static
170sp<OMXCodec> OMXCodec::Create(
171        const sp<IOMX> &omx,
172        const sp<MetaData> &meta, bool createEncoder,
173        const sp<MediaSource> &source,
174        const char *matchComponentName) {
175    const char *mime;
176    bool success = meta->findCString(kKeyMIMEType, &mime);
177    CHECK(success);
178
179    const char *componentName = NULL;
180    IOMX::node_id node = 0;
181    for (int index = 0;; ++index) {
182        if (createEncoder) {
183            componentName = GetCodec(
184                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
185                    mime, index);
186        } else {
187            componentName = GetCodec(
188                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
189                    mime, index);
190        }
191
192        if (!componentName) {
193            return NULL;
194        }
195
196        // If a specific codec is requested, skip the non-matching ones.
197        if (matchComponentName && strcmp(componentName, matchComponentName)) {
198            continue;
199        }
200
201        LOGV("Attempting to allocate OMX node '%s'", componentName);
202
203        status_t err = omx->allocate_node(componentName, &node);
204        if (err == OK) {
205            LOGI("Successfully allocated OMX node '%s'", componentName);
206            break;
207        }
208    }
209
210    uint32_t quirks = 0;
211    if (!strcmp(componentName, "OMX.PV.avcdec")) {
212        quirks |= kWantsNALFragments;
213    }
214    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
215        quirks |= kNeedsFlushBeforeDisable;
216    }
217    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
218        quirks |= kNeedsFlushBeforeDisable;
219        quirks |= kRequiresFlushCompleteEmulation;
220
221        // The following is currently necessary for proper shutdown
222        // behaviour, but NOT enabled by default in order to make the
223        // bug reproducible...
224        // quirks |= kRequiresFlushBeforeShutdown;
225    }
226    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
227        quirks |= kRequiresLoadedToIdleAfterAllocation;
228        quirks |= kRequiresAllocateBufferOnInputPorts;
229    }
230    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
231        // XXX Required on P....on only.
232        quirks |= kRequiresAllocateBufferOnOutputPorts;
233    }
234
235    sp<OMXCodec> codec = new OMXCodec(
236            omx, node, quirks, createEncoder, mime, componentName,
237            source);
238
239    uint32_t type;
240    const void *data;
241    size_t size;
242    if (meta->findData(kKeyESDS, &type, &data, &size)) {
243        ESDS esds((const char *)data, size);
244        CHECK_EQ(esds.InitCheck(), OK);
245
246        const void *codec_specific_data;
247        size_t codec_specific_data_size;
248        esds.getCodecSpecificInfo(
249                &codec_specific_data, &codec_specific_data_size);
250
251        printf("found codec-specific data of size %d\n",
252               codec_specific_data_size);
253
254        codec->addCodecSpecificData(
255                codec_specific_data, codec_specific_data_size);
256    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
257        printf("found avcc of size %d\n", size);
258
259        // Parse the AVCDecoderConfigurationRecord
260
261        const uint8_t *ptr = (const uint8_t *)data;
262
263        CHECK(size >= 7);
264        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
265        uint8_t profile = ptr[1];
266        uint8_t level = ptr[3];
267
268        CHECK((ptr[4] >> 2) == 0x3f);  // reserved
269
270        size_t lengthSize = 1 + (ptr[4] & 3);
271
272        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
273        // violates it...
274        // CHECK((ptr[5] >> 5) == 7);  // reserved
275
276        size_t numSeqParameterSets = ptr[5] & 31;
277
278        ptr += 6;
279        size -= 6;
280
281        for (size_t i = 0; i < numSeqParameterSets; ++i) {
282            CHECK(size >= 2);
283            size_t length = U16_AT(ptr);
284
285            ptr += 2;
286            size -= 2;
287
288            CHECK(size >= length);
289
290            codec->addCodecSpecificData(ptr, length);
291
292            ptr += length;
293            size -= length;
294        }
295
296        CHECK(size >= 1);
297        size_t numPictureParameterSets = *ptr;
298        ++ptr;
299        --size;
300
301        for (size_t i = 0; i < numPictureParameterSets; ++i) {
302            CHECK(size >= 2);
303            size_t length = U16_AT(ptr);
304
305            ptr += 2;
306            size -= 2;
307
308            CHECK(size >= length);
309
310            codec->addCodecSpecificData(ptr, length);
311
312            ptr += length;
313            size -= length;
314        }
315
316        LOGI("AVC profile = %d (%s), level = %d",
317             (int)profile, AVCProfileToString(profile), (int)level / 10);
318
319        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
320            && (profile != kAVCProfileBaseline || level > 39)) {
321            // This stream exceeds the decoder's capabilities.
322
323            LOGE("Profile and/or level exceed the decoder's capabilities.");
324            return NULL;
325        }
326    }
327
328    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
329        codec->setAMRFormat();
330    }
331    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
332        codec->setAMRWBFormat();
333    }
334    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
335        int32_t numChannels, sampleRate;
336        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
337        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
338
339        codec->setAACFormat(numChannels, sampleRate);
340    }
341    if (!strncasecmp(mime, "video/", 6)) {
342        int32_t width, height;
343        bool success = meta->findInt32(kKeyWidth, &width);
344        success = success && meta->findInt32(kKeyHeight, &height);
345        CHECK(success);
346
347        if (createEncoder) {
348            codec->setVideoInputFormat(mime, width, height);
349        } else {
350            codec->setVideoOutputFormat(mime, width, height);
351        }
352    }
353    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
354        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
355        OMX_COLOR_FORMATTYPE format =
356            OMX_COLOR_Format32bitARGB8888;
357            // OMX_COLOR_FormatYUV420PackedPlanar;
358            // OMX_COLOR_FormatCbYCrY;
359            // OMX_COLOR_FormatYUV411Planar;
360
361        int32_t width, height;
362        bool success = meta->findInt32(kKeyWidth, &width);
363        success = success && meta->findInt32(kKeyHeight, &height);
364
365        int32_t compressedSize;
366        success = success && meta->findInt32(
367                kKeyMaxInputSize, &compressedSize);
368
369        CHECK(success);
370        CHECK(compressedSize > 0);
371
372        codec->setImageOutputFormat(format, width, height);
373        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
374    }
375
376    int32_t maxInputSize;
377    if (createEncoder && meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
378        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
379    }
380
381    if (!strcmp(componentName, "OMX.TI.AMR.encode")
382        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
383        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
384    }
385
386    codec->initOutputFormat(meta);
387
388    return codec;
389}
390
391void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
392    OMX_PARAM_PORTDEFINITIONTYPE def;
393    InitOMXParams(&def);
394    def.nPortIndex = portIndex;
395
396    status_t err = mOMX->get_parameter(
397            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
398    CHECK_EQ(err, OK);
399
400    if (def.nBufferSize < size) {
401        def.nBufferSize = size;
402
403    }
404
405    err = mOMX->set_parameter(
406            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
407    CHECK_EQ(err, OK);
408}
409
410status_t OMXCodec::setVideoPortFormatType(
411        OMX_U32 portIndex,
412        OMX_VIDEO_CODINGTYPE compressionFormat,
413        OMX_COLOR_FORMATTYPE colorFormat) {
414    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
415    InitOMXParams(&format);
416    format.nPortIndex = portIndex;
417    format.nIndex = 0;
418    bool found = false;
419
420    OMX_U32 index = 0;
421    for (;;) {
422        format.nIndex = index;
423        status_t err = mOMX->get_parameter(
424                mNode, OMX_IndexParamVideoPortFormat,
425                &format, sizeof(format));
426
427        if (err != OK) {
428            return err;
429        }
430
431        // The following assertion is violated by TI's video decoder.
432        // CHECK_EQ(format.nIndex, index);
433
434#if 1
435        CODEC_LOGI("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
436             portIndex,
437             index, format.eCompressionFormat, format.eColorFormat);
438#endif
439
440        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
441            if (portIndex == kPortIndexInput
442                    && colorFormat == format.eColorFormat) {
443                // eCompressionFormat does not seem right.
444                found = true;
445                break;
446            }
447            if (portIndex == kPortIndexOutput
448                    && compressionFormat == format.eCompressionFormat) {
449                // eColorFormat does not seem right.
450                found = true;
451                break;
452            }
453        }
454
455        if (format.eCompressionFormat == compressionFormat
456            && format.eColorFormat == colorFormat) {
457            found = true;
458            break;
459        }
460
461        ++index;
462    }
463
464    if (!found) {
465        return UNKNOWN_ERROR;
466    }
467
468    CODEC_LOGI("found a match.");
469    status_t err = mOMX->set_parameter(
470            mNode, OMX_IndexParamVideoPortFormat,
471            &format, sizeof(format));
472
473    return err;
474}
475
476void OMXCodec::setVideoInputFormat(
477        const char *mime, OMX_U32 width, OMX_U32 height) {
478    CODEC_LOGI("setVideoInputFormat width=%ld, height=%ld", width, height);
479
480    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
481    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
482        compressionFormat = OMX_VIDEO_CodingAVC;
483    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
484        compressionFormat = OMX_VIDEO_CodingMPEG4;
485    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
486        compressionFormat = OMX_VIDEO_CodingH263;
487    } else {
488        LOGE("Not a supported video mime type: %s", mime);
489        CHECK(!"Should not be here. Not a supported video mime type.");
490    }
491
492    OMX_COLOR_FORMATTYPE colorFormat =
493        0 ? OMX_COLOR_FormatYCbYCr : OMX_COLOR_FormatCbYCrY;
494
495    if (!strncmp("OMX.qcom.video.encoder.", mComponentName, 23)) {
496        colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
497    }
498
499    setVideoPortFormatType(
500            kPortIndexInput, OMX_VIDEO_CodingUnused,
501            colorFormat);
502
503    setVideoPortFormatType(
504            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
505
506    OMX_PARAM_PORTDEFINITIONTYPE def;
507    InitOMXParams(&def);
508    def.nPortIndex = kPortIndexOutput;
509
510    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
511
512    status_t err = mOMX->get_parameter(
513            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
514
515    CHECK_EQ(err, OK);
516    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
517
518    video_def->nFrameWidth = width;
519    video_def->nFrameHeight = height;
520
521    video_def->eCompressionFormat = compressionFormat;
522    video_def->eColorFormat = OMX_COLOR_FormatUnused;
523
524    err = mOMX->set_parameter(
525            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
526    CHECK_EQ(err, OK);
527
528    ////////////////////////////////////////////////////////////////////////////
529
530    InitOMXParams(&def);
531    def.nPortIndex = kPortIndexInput;
532
533    err = mOMX->get_parameter(
534            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
535    CHECK_EQ(err, OK);
536
537    def.nBufferSize = (width * height * 2); // (width * height * 3) / 2;
538    CODEC_LOGI("Setting nBufferSize = %ld", def.nBufferSize);
539
540    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
541
542    video_def->nFrameWidth = width;
543    video_def->nFrameHeight = height;
544    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
545    video_def->eColorFormat = colorFormat;
546
547    err = mOMX->set_parameter(
548            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
549    CHECK_EQ(err, OK);
550}
551
552void OMXCodec::setVideoOutputFormat(
553        const char *mime, OMX_U32 width, OMX_U32 height) {
554    CODEC_LOGI("setVideoOutputFormat width=%ld, height=%ld", width, height);
555
556    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
557    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
558        compressionFormat = OMX_VIDEO_CodingAVC;
559    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
560        compressionFormat = OMX_VIDEO_CodingMPEG4;
561    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
562        compressionFormat = OMX_VIDEO_CodingH263;
563    } else {
564        LOGE("Not a supported video mime type: %s", mime);
565        CHECK(!"Should not be here. Not a supported video mime type.");
566    }
567
568    setVideoPortFormatType(
569            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
570
571#if 1
572    {
573        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
574        InitOMXParams(&format);
575        format.nPortIndex = kPortIndexOutput;
576        format.nIndex = 0;
577
578        status_t err = mOMX->get_parameter(
579                mNode, OMX_IndexParamVideoPortFormat,
580                &format, sizeof(format));
581        CHECK_EQ(err, OK);
582        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
583
584        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
585
586        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
587               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
588               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
589               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
590
591        err = mOMX->set_parameter(
592                mNode, OMX_IndexParamVideoPortFormat,
593                &format, sizeof(format));
594        CHECK_EQ(err, OK);
595    }
596#endif
597
598    OMX_PARAM_PORTDEFINITIONTYPE def;
599    InitOMXParams(&def);
600    def.nPortIndex = kPortIndexInput;
601
602    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
603
604    status_t err = mOMX->get_parameter(
605            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
606
607    CHECK_EQ(err, OK);
608
609#if 1
610    // XXX Need a (much) better heuristic to compute input buffer sizes.
611    const size_t X = 64 * 1024;
612    if (def.nBufferSize < X) {
613        def.nBufferSize = X;
614    }
615#endif
616
617    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
618
619    video_def->nFrameWidth = width;
620    video_def->nFrameHeight = height;
621
622    video_def->eColorFormat = OMX_COLOR_FormatUnused;
623
624    err = mOMX->set_parameter(
625            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
626    CHECK_EQ(err, OK);
627
628    ////////////////////////////////////////////////////////////////////////////
629
630    InitOMXParams(&def);
631    def.nPortIndex = kPortIndexOutput;
632
633    err = mOMX->get_parameter(
634            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
635    CHECK_EQ(err, OK);
636    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
637
638#if 0
639    def.nBufferSize =
640        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
641#endif
642
643    video_def->nFrameWidth = width;
644    video_def->nFrameHeight = height;
645
646    err = mOMX->set_parameter(
647            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
648    CHECK_EQ(err, OK);
649}
650
651
652OMXCodec::OMXCodec(
653        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
654        bool isEncoder,
655        const char *mime,
656        const char *componentName,
657        const sp<MediaSource> &source)
658    : mOMX(omx),
659      mNode(node),
660      mQuirks(quirks),
661      mIsEncoder(isEncoder),
662      mMIME(strdup(mime)),
663      mComponentName(strdup(componentName)),
664      mSource(source),
665      mCodecSpecificDataIndex(0),
666      mState(LOADED),
667      mInitialBufferSubmit(true),
668      mSignalledEOS(false),
669      mNoMoreOutputData(false),
670      mSeekTimeUs(-1) {
671    mPortStatus[kPortIndexInput] = ENABLED;
672    mPortStatus[kPortIndexOutput] = ENABLED;
673
674    mObserver = new OMXCodecObserver(this);
675    mOMX->observe_node(mNode, mObserver);
676
677    setComponentRole();
678}
679
680// static
681void OMXCodec::setComponentRole(
682        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
683        const char *mime) {
684    struct MimeToRole {
685        const char *mime;
686        const char *decoderRole;
687        const char *encoderRole;
688    };
689
690    static const MimeToRole kMimeToRole[] = {
691        { MEDIA_MIMETYPE_AUDIO_MPEG,
692            "audio_decoder.mp3", "audio_encoder.mp3" },
693        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
694            "audio_decoder.amrnb", "audio_encoder.amrnb" },
695        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
696            "audio_decoder.amrwb", "audio_encoder.amrwb" },
697        { MEDIA_MIMETYPE_AUDIO_AAC,
698            "audio_decoder.aac", "audio_encoder.aac" },
699        { MEDIA_MIMETYPE_VIDEO_AVC,
700            "video_decoder.avc", "video_encoder.avc" },
701        { MEDIA_MIMETYPE_VIDEO_MPEG4,
702            "video_decoder.mpeg4", "video_encoder.mpeg4" },
703        { MEDIA_MIMETYPE_VIDEO_H263,
704            "video_decoder.h263", "video_encoder.h263" },
705    };
706
707    static const size_t kNumMimeToRole =
708        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
709
710    size_t i;
711    for (i = 0; i < kNumMimeToRole; ++i) {
712        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
713            break;
714        }
715    }
716
717    if (i == kNumMimeToRole) {
718        return;
719    }
720
721    const char *role =
722        isEncoder ? kMimeToRole[i].encoderRole
723                  : kMimeToRole[i].decoderRole;
724
725    if (role != NULL) {
726        OMX_PARAM_COMPONENTROLETYPE roleParams;
727        InitOMXParams(&roleParams);
728
729        strncpy((char *)roleParams.cRole,
730                role, OMX_MAX_STRINGNAME_SIZE - 1);
731
732        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
733
734        status_t err = omx->set_parameter(
735                node, OMX_IndexParamStandardComponentRole,
736                &roleParams, sizeof(roleParams));
737
738        if (err != OK) {
739            LOGW("Failed to set standard component role '%s'.", role);
740        }
741    }
742}
743
744void OMXCodec::setComponentRole() {
745    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
746}
747
748OMXCodec::~OMXCodec() {
749    CHECK(mState == LOADED || mState == ERROR);
750
751    status_t err = mOMX->observe_node(mNode, NULL);
752    CHECK_EQ(err, OK);
753
754    err = mOMX->free_node(mNode);
755    CHECK_EQ(err, OK);
756
757    mNode = NULL;
758    setState(DEAD);
759
760    clearCodecSpecificData();
761
762    free(mComponentName);
763    mComponentName = NULL;
764
765    free(mMIME);
766    mMIME = NULL;
767}
768
769status_t OMXCodec::init() {
770    // mLock is held.
771
772    CHECK_EQ(mState, LOADED);
773
774    status_t err;
775    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
776        err = mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
777        CHECK_EQ(err, OK);
778        setState(LOADED_TO_IDLE);
779    }
780
781    err = allocateBuffers();
782    CHECK_EQ(err, OK);
783
784    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
785        err = mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
786        CHECK_EQ(err, OK);
787
788        setState(LOADED_TO_IDLE);
789    }
790
791    while (mState != EXECUTING && mState != ERROR) {
792        mAsyncCompletion.wait(mLock);
793    }
794
795    return mState == ERROR ? UNKNOWN_ERROR : OK;
796}
797
798// static
799bool OMXCodec::isIntermediateState(State state) {
800    return state == LOADED_TO_IDLE
801        || state == IDLE_TO_EXECUTING
802        || state == EXECUTING_TO_IDLE
803        || state == IDLE_TO_LOADED
804        || state == RECONFIGURING;
805}
806
807status_t OMXCodec::allocateBuffers() {
808    status_t err = allocateBuffersOnPort(kPortIndexInput);
809
810    if (err != OK) {
811        return err;
812    }
813
814    return allocateBuffersOnPort(kPortIndexOutput);
815}
816
817status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
818    OMX_PARAM_PORTDEFINITIONTYPE def;
819    InitOMXParams(&def);
820    def.nPortIndex = portIndex;
821
822    status_t err = mOMX->get_parameter(
823            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
824
825    if (err != OK) {
826        return err;
827    }
828
829    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
830    mDealer[portIndex] = new MemoryDealer(totalSize);
831
832    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
833        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
834        CHECK(mem.get() != NULL);
835
836        IOMX::buffer_id buffer;
837        if (portIndex == kPortIndexInput
838                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
839            err = mOMX->allocate_buffer_with_backup(
840                    mNode, portIndex, mem, &buffer);
841        } else if (portIndex == kPortIndexOutput
842                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
843            err = mOMX->allocate_buffer(
844                    mNode, portIndex, def.nBufferSize, &buffer);
845        } else {
846            err = mOMX->use_buffer(mNode, portIndex, mem, &buffer);
847        }
848
849        if (err != OK) {
850            LOGE("allocate_buffer_with_backup failed");
851            return err;
852        }
853
854        BufferInfo info;
855        info.mBuffer = buffer;
856        info.mOwnedByComponent = false;
857        info.mMem = mem;
858        info.mMediaBuffer = NULL;
859
860        if (portIndex == kPortIndexOutput) {
861            info.mMediaBuffer = new MediaBuffer(mem->pointer(), mem->size());
862            info.mMediaBuffer->setObserver(this);
863        }
864
865        mPortBuffers[portIndex].push(info);
866
867        CODEC_LOGV("allocated buffer %p on %s port", buffer,
868             portIndex == kPortIndexInput ? "input" : "output");
869    }
870
871    dumpPortStatus(portIndex);
872
873    return OK;
874}
875
876void OMXCodec::on_message(const omx_message &msg) {
877    Mutex::Autolock autoLock(mLock);
878
879    switch (msg.type) {
880        case omx_message::EVENT:
881        {
882            onEvent(
883                 msg.u.event_data.event, msg.u.event_data.data1,
884                 msg.u.event_data.data2);
885
886            break;
887        }
888
889        case omx_message::EMPTY_BUFFER_DONE:
890        {
891            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
892
893            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
894
895            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
896            size_t i = 0;
897            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
898                ++i;
899            }
900
901            CHECK(i < buffers->size());
902            if (!(*buffers)[i].mOwnedByComponent) {
903                LOGW("We already own input buffer %p, yet received "
904                     "an EMPTY_BUFFER_DONE.", buffer);
905            }
906
907            buffers->editItemAt(i).mOwnedByComponent = false;
908
909            if (mPortStatus[kPortIndexInput] == DISABLING) {
910                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
911
912                status_t err =
913                    mOMX->free_buffer(mNode, kPortIndexInput, buffer);
914                CHECK_EQ(err, OK);
915
916                buffers->removeAt(i);
917            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
918                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
919                drainInputBuffer(&buffers->editItemAt(i));
920            }
921
922            break;
923        }
924
925        case omx_message::FILL_BUFFER_DONE:
926        {
927            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
928            OMX_U32 flags = msg.u.extended_buffer_data.flags;
929
930            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx)",
931                 buffer,
932                 msg.u.extended_buffer_data.range_length,
933                 flags);
934
935            CODEC_LOGV("FILL_BUFFER_DONE(timestamp: %lld us (%.2f secs))",
936                 msg.u.extended_buffer_data.timestamp,
937                 msg.u.extended_buffer_data.timestamp / 1E6);
938
939            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
940            size_t i = 0;
941            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
942                ++i;
943            }
944
945            CHECK(i < buffers->size());
946            BufferInfo *info = &buffers->editItemAt(i);
947
948            if (!info->mOwnedByComponent) {
949                LOGW("We already own output buffer %p, yet received "
950                     "a FILL_BUFFER_DONE.", buffer);
951            }
952
953            info->mOwnedByComponent = false;
954
955            if (mPortStatus[kPortIndexOutput] == DISABLING) {
956                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
957
958                status_t err =
959                    mOMX->free_buffer(mNode, kPortIndexOutput, buffer);
960                CHECK_EQ(err, OK);
961
962                buffers->removeAt(i);
963            } else if (mPortStatus[kPortIndexOutput] == ENABLED
964                       && (flags & OMX_BUFFERFLAG_EOS)) {
965                CODEC_LOGV("No more output data.");
966                mNoMoreOutputData = true;
967                mBufferFilled.signal();
968            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
969                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
970
971                MediaBuffer *buffer = info->mMediaBuffer;
972
973                buffer->set_range(
974                        msg.u.extended_buffer_data.range_offset,
975                        msg.u.extended_buffer_data.range_length);
976
977                buffer->meta_data()->clear();
978
979                buffer->meta_data()->setInt32(
980                        kKeyTimeUnits,
981                        (msg.u.extended_buffer_data.timestamp + 500) / 1000);
982
983                buffer->meta_data()->setInt32(
984                        kKeyTimeScale, 1000);
985
986                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
987                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
988                }
989
990                buffer->meta_data()->setPointer(
991                        kKeyPlatformPrivate,
992                        msg.u.extended_buffer_data.platform_private);
993
994                buffer->meta_data()->setPointer(
995                        kKeyBufferID,
996                        msg.u.extended_buffer_data.buffer);
997
998                mFilledBuffers.push_back(i);
999                mBufferFilled.signal();
1000            }
1001
1002            break;
1003        }
1004
1005        default:
1006        {
1007            CHECK(!"should not be here.");
1008            break;
1009        }
1010    }
1011}
1012
1013void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1014    switch (event) {
1015        case OMX_EventCmdComplete:
1016        {
1017            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1018            break;
1019        }
1020
1021        case OMX_EventError:
1022        {
1023            LOGE("ERROR(%ld, %ld)", data1, data2);
1024
1025            setState(ERROR);
1026            break;
1027        }
1028
1029        case OMX_EventPortSettingsChanged:
1030        {
1031            onPortSettingsChanged(data1);
1032            break;
1033        }
1034
1035        case OMX_EventBufferFlag:
1036        {
1037            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1038
1039            if (data1 == kPortIndexOutput) {
1040                mNoMoreOutputData = true;
1041            }
1042            break;
1043        }
1044
1045        default:
1046        {
1047            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1048            break;
1049        }
1050    }
1051}
1052
1053void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1054    switch (cmd) {
1055        case OMX_CommandStateSet:
1056        {
1057            onStateChange((OMX_STATETYPE)data);
1058            break;
1059        }
1060
1061        case OMX_CommandPortDisable:
1062        {
1063            OMX_U32 portIndex = data;
1064            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1065
1066            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1067            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1068            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1069
1070            mPortStatus[portIndex] = DISABLED;
1071
1072            if (mState == RECONFIGURING) {
1073                CHECK_EQ(portIndex, kPortIndexOutput);
1074
1075                enablePortAsync(portIndex);
1076
1077                status_t err = allocateBuffersOnPort(portIndex);
1078                CHECK_EQ(err, OK);
1079            }
1080            break;
1081        }
1082
1083        case OMX_CommandPortEnable:
1084        {
1085            OMX_U32 portIndex = data;
1086            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1087
1088            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1089            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1090
1091            mPortStatus[portIndex] = ENABLED;
1092
1093            if (mState == RECONFIGURING) {
1094                CHECK_EQ(portIndex, kPortIndexOutput);
1095
1096                setState(EXECUTING);
1097
1098                fillOutputBuffers();
1099            }
1100            break;
1101        }
1102
1103        case OMX_CommandFlush:
1104        {
1105            OMX_U32 portIndex = data;
1106
1107            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1108
1109            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1110            mPortStatus[portIndex] = ENABLED;
1111
1112            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1113                     mPortBuffers[portIndex].size());
1114
1115            if (mState == RECONFIGURING) {
1116                CHECK_EQ(portIndex, kPortIndexOutput);
1117
1118                disablePortAsync(portIndex);
1119            } else if (mState == EXECUTING_TO_IDLE) {
1120                if (mPortStatus[kPortIndexInput] == ENABLED
1121                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1122                    CODEC_LOGV("Finished flushing both ports, now completing "
1123                         "transition from EXECUTING to IDLE.");
1124
1125                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1126                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1127
1128                    status_t err =
1129                        mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1130                    CHECK_EQ(err, OK);
1131                }
1132            } else {
1133                // We're flushing both ports in preparation for seeking.
1134
1135                if (mPortStatus[kPortIndexInput] == ENABLED
1136                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1137                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1138                         " seek-time.");
1139
1140                    drainInputBuffers();
1141                    fillOutputBuffers();
1142                }
1143            }
1144
1145            break;
1146        }
1147
1148        default:
1149        {
1150            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1151            break;
1152        }
1153    }
1154}
1155
1156void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1157    switch (newState) {
1158        case OMX_StateIdle:
1159        {
1160            CODEC_LOGV("Now Idle.");
1161            if (mState == LOADED_TO_IDLE) {
1162                status_t err = mOMX->send_command(
1163                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1164
1165                CHECK_EQ(err, OK);
1166
1167                setState(IDLE_TO_EXECUTING);
1168            } else {
1169                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1170
1171                CHECK_EQ(
1172                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1173                    mPortBuffers[kPortIndexInput].size());
1174
1175                CHECK_EQ(
1176                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1177                    mPortBuffers[kPortIndexOutput].size());
1178
1179                status_t err = mOMX->send_command(
1180                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1181
1182                CHECK_EQ(err, OK);
1183
1184                err = freeBuffersOnPort(kPortIndexInput);
1185                CHECK_EQ(err, OK);
1186
1187                err = freeBuffersOnPort(kPortIndexOutput);
1188                CHECK_EQ(err, OK);
1189
1190                mPortStatus[kPortIndexInput] = ENABLED;
1191                mPortStatus[kPortIndexOutput] = ENABLED;
1192
1193                setState(IDLE_TO_LOADED);
1194            }
1195            break;
1196        }
1197
1198        case OMX_StateExecuting:
1199        {
1200            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1201
1202            CODEC_LOGV("Now Executing.");
1203
1204            setState(EXECUTING);
1205
1206            // Buffers will be submitted to the component in the first
1207            // call to OMXCodec::read as mInitialBufferSubmit is true at
1208            // this point. This ensures that this on_message call returns,
1209            // releases the lock and ::init can notice the state change and
1210            // itself return.
1211            break;
1212        }
1213
1214        case OMX_StateLoaded:
1215        {
1216            CHECK_EQ(mState, IDLE_TO_LOADED);
1217
1218            CODEC_LOGV("Now Loaded.");
1219
1220            setState(LOADED);
1221            break;
1222        }
1223
1224        default:
1225        {
1226            CHECK(!"should not be here.");
1227            break;
1228        }
1229    }
1230}
1231
1232// static
1233size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1234    size_t n = 0;
1235    for (size_t i = 0; i < buffers.size(); ++i) {
1236        if (!buffers[i].mOwnedByComponent) {
1237            ++n;
1238        }
1239    }
1240
1241    return n;
1242}
1243
1244status_t OMXCodec::freeBuffersOnPort(
1245        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1246    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1247
1248    status_t stickyErr = OK;
1249
1250    for (size_t i = buffers->size(); i-- > 0;) {
1251        BufferInfo *info = &buffers->editItemAt(i);
1252
1253        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1254            continue;
1255        }
1256
1257        CHECK_EQ(info->mOwnedByComponent, false);
1258
1259        status_t err =
1260            mOMX->free_buffer(mNode, portIndex, info->mBuffer);
1261
1262        if (err != OK) {
1263            stickyErr = err;
1264        }
1265
1266        if (info->mMediaBuffer != NULL) {
1267            info->mMediaBuffer->setObserver(NULL);
1268
1269            // Make sure nobody but us owns this buffer at this point.
1270            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1271
1272            info->mMediaBuffer->release();
1273        }
1274
1275        buffers->removeAt(i);
1276    }
1277
1278    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1279
1280    return stickyErr;
1281}
1282
1283void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1284    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1285
1286    CHECK_EQ(mState, EXECUTING);
1287    CHECK_EQ(portIndex, kPortIndexOutput);
1288    setState(RECONFIGURING);
1289
1290    if (mQuirks & kNeedsFlushBeforeDisable) {
1291        if (!flushPortAsync(portIndex)) {
1292            onCmdComplete(OMX_CommandFlush, portIndex);
1293        }
1294    } else {
1295        disablePortAsync(portIndex);
1296    }
1297}
1298
1299bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1300    CHECK(mState == EXECUTING || mState == RECONFIGURING
1301            || mState == EXECUTING_TO_IDLE);
1302
1303    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1304         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1305         mPortBuffers[portIndex].size());
1306
1307    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1308    mPortStatus[portIndex] = SHUTTING_DOWN;
1309
1310    if ((mQuirks & kRequiresFlushCompleteEmulation)
1311        && countBuffersWeOwn(mPortBuffers[portIndex])
1312                == mPortBuffers[portIndex].size()) {
1313        // No flush is necessary and this component fails to send a
1314        // flush-complete event in this case.
1315
1316        return false;
1317    }
1318
1319    status_t err =
1320        mOMX->send_command(mNode, OMX_CommandFlush, portIndex);
1321    CHECK_EQ(err, OK);
1322
1323    return true;
1324}
1325
1326void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1327    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1328
1329    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1330    mPortStatus[portIndex] = DISABLING;
1331
1332    status_t err =
1333        mOMX->send_command(mNode, OMX_CommandPortDisable, portIndex);
1334    CHECK_EQ(err, OK);
1335
1336    freeBuffersOnPort(portIndex, true);
1337}
1338
1339void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1340    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1341
1342    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1343    mPortStatus[portIndex] = ENABLING;
1344
1345    status_t err =
1346        mOMX->send_command(mNode, OMX_CommandPortEnable, portIndex);
1347    CHECK_EQ(err, OK);
1348}
1349
1350void OMXCodec::fillOutputBuffers() {
1351    CHECK_EQ(mState, EXECUTING);
1352
1353    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1354    for (size_t i = 0; i < buffers->size(); ++i) {
1355        fillOutputBuffer(&buffers->editItemAt(i));
1356    }
1357}
1358
1359void OMXCodec::drainInputBuffers() {
1360    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1361
1362    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1363    for (size_t i = 0; i < buffers->size(); ++i) {
1364        drainInputBuffer(&buffers->editItemAt(i));
1365    }
1366}
1367
1368void OMXCodec::drainInputBuffer(BufferInfo *info) {
1369    CHECK_EQ(info->mOwnedByComponent, false);
1370
1371    if (mSignalledEOS) {
1372        return;
1373    }
1374
1375    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1376        const CodecSpecificData *specific =
1377            mCodecSpecificData[mCodecSpecificDataIndex];
1378
1379        size_t size = specific->mSize;
1380
1381        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1382                && !(mQuirks & kWantsNALFragments)) {
1383            static const uint8_t kNALStartCode[4] =
1384                    { 0x00, 0x00, 0x00, 0x01 };
1385
1386            CHECK(info->mMem->size() >= specific->mSize + 4);
1387
1388            size += 4;
1389
1390            memcpy(info->mMem->pointer(), kNALStartCode, 4);
1391            memcpy((uint8_t *)info->mMem->pointer() + 4,
1392                   specific->mData, specific->mSize);
1393        } else {
1394            CHECK(info->mMem->size() >= specific->mSize);
1395            memcpy(info->mMem->pointer(), specific->mData, specific->mSize);
1396        }
1397
1398        mOMX->empty_buffer(
1399                mNode, info->mBuffer, 0, size,
1400                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1401                0);
1402
1403        info->mOwnedByComponent = true;
1404
1405        ++mCodecSpecificDataIndex;
1406        return;
1407    }
1408
1409    MediaBuffer *srcBuffer;
1410    status_t err;
1411    if (mSeekTimeUs >= 0) {
1412        MediaSource::ReadOptions options;
1413        options.setSeekTo(mSeekTimeUs);
1414        mSeekTimeUs = -1;
1415
1416        err = mSource->read(&srcBuffer, &options);
1417    } else {
1418        err = mSource->read(&srcBuffer);
1419    }
1420
1421    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1422    OMX_TICKS timestamp = 0;
1423    size_t srcLength = 0;
1424
1425    if (err != OK) {
1426        CODEC_LOGV("signalling end of input stream.");
1427        flags |= OMX_BUFFERFLAG_EOS;
1428
1429        mSignalledEOS = true;
1430    } else {
1431        srcLength = srcBuffer->range_length();
1432
1433        if (info->mMem->size() < srcLength) {
1434            LOGE("info->mMem->size() = %d, srcLength = %d",
1435                 info->mMem->size(), srcLength);
1436        }
1437        CHECK(info->mMem->size() >= srcLength);
1438        memcpy(info->mMem->pointer(),
1439               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1440               srcLength);
1441
1442        int32_t units, scale;
1443        if (srcBuffer->meta_data()->findInt32(kKeyTimeUnits, &units)
1444            && srcBuffer->meta_data()->findInt32(kKeyTimeScale, &scale)) {
1445            timestamp = ((OMX_TICKS)units * 1000000) / scale;
1446
1447            CODEC_LOGV("Calling empty_buffer on buffer %p (length %d)",
1448                 info->mBuffer, srcLength);
1449            CODEC_LOGV("Calling empty_buffer with timestamp %lld us (%.2f secs)",
1450                 timestamp, timestamp / 1E6);
1451        }
1452    }
1453
1454    mOMX->empty_buffer(
1455            mNode, info->mBuffer, 0, srcLength,
1456            flags, timestamp);
1457
1458    info->mOwnedByComponent = true;
1459
1460    if (srcBuffer != NULL) {
1461        srcBuffer->release();
1462        srcBuffer = NULL;
1463    }
1464}
1465
1466void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1467    CHECK_EQ(info->mOwnedByComponent, false);
1468
1469    if (mNoMoreOutputData) {
1470        CODEC_LOGV("There is no more output data available, not "
1471             "calling fillOutputBuffer");
1472        return;
1473    }
1474
1475    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1476    mOMX->fill_buffer(mNode, info->mBuffer);
1477
1478    info->mOwnedByComponent = true;
1479}
1480
1481void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1482    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1483    for (size_t i = 0; i < buffers->size(); ++i) {
1484        if ((*buffers)[i].mBuffer == buffer) {
1485            drainInputBuffer(&buffers->editItemAt(i));
1486            return;
1487        }
1488    }
1489
1490    CHECK(!"should not be here.");
1491}
1492
1493void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1494    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1495    for (size_t i = 0; i < buffers->size(); ++i) {
1496        if ((*buffers)[i].mBuffer == buffer) {
1497            fillOutputBuffer(&buffers->editItemAt(i));
1498            return;
1499        }
1500    }
1501
1502    CHECK(!"should not be here.");
1503}
1504
1505void OMXCodec::setState(State newState) {
1506    mState = newState;
1507    mAsyncCompletion.signal();
1508
1509    // This may cause some spurious wakeups but is necessary to
1510    // unblock the reader if we enter ERROR state.
1511    mBufferFilled.signal();
1512}
1513
1514void OMXCodec::setRawAudioFormat(
1515        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1516    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1517    InitOMXParams(&pcmParams);
1518    pcmParams.nPortIndex = portIndex;
1519
1520    status_t err = mOMX->get_parameter(
1521            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1522
1523    CHECK_EQ(err, OK);
1524
1525    pcmParams.nChannels = numChannels;
1526    pcmParams.eNumData = OMX_NumericalDataSigned;
1527    pcmParams.bInterleaved = OMX_TRUE;
1528    pcmParams.nBitPerSample = 16;
1529    pcmParams.nSamplingRate = sampleRate;
1530    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1531
1532    if (numChannels == 1) {
1533        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
1534    } else {
1535        CHECK_EQ(numChannels, 2);
1536
1537        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
1538        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
1539    }
1540
1541    err = mOMX->set_parameter(
1542            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1543
1544    CHECK_EQ(err, OK);
1545}
1546
1547void OMXCodec::setAMRFormat() {
1548    if (!mIsEncoder) {
1549        OMX_AUDIO_PARAM_AMRTYPE def;
1550        InitOMXParams(&def);
1551        def.nPortIndex = kPortIndexInput;
1552
1553        status_t err =
1554            mOMX->get_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1555
1556        CHECK_EQ(err, OK);
1557
1558        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1559        def.eAMRBandMode = OMX_AUDIO_AMRBandModeNB0;
1560
1561        err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1562        CHECK_EQ(err, OK);
1563    }
1564
1565    ////////////////////////
1566
1567    if (mIsEncoder) {
1568        sp<MetaData> format = mSource->getFormat();
1569        int32_t sampleRate;
1570        int32_t numChannels;
1571        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1572        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1573
1574        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1575    }
1576}
1577
1578void OMXCodec::setAMRWBFormat() {
1579    if (!mIsEncoder) {
1580        OMX_AUDIO_PARAM_AMRTYPE def;
1581        InitOMXParams(&def);
1582        def.nPortIndex = kPortIndexInput;
1583
1584        status_t err =
1585            mOMX->get_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1586
1587        CHECK_EQ(err, OK);
1588
1589        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1590        def.eAMRBandMode = OMX_AUDIO_AMRBandModeWB0;
1591
1592        err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1593        CHECK_EQ(err, OK);
1594    }
1595
1596    ////////////////////////
1597
1598    if (mIsEncoder) {
1599        sp<MetaData> format = mSource->getFormat();
1600        int32_t sampleRate;
1601        int32_t numChannels;
1602        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1603        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1604
1605        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1606    }
1607}
1608
1609void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
1610    if (mIsEncoder) {
1611        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1612    } else {
1613        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1614        InitOMXParams(&profile);
1615        profile.nPortIndex = kPortIndexInput;
1616
1617        status_t err = mOMX->get_parameter(
1618                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1619        CHECK_EQ(err, OK);
1620
1621        profile.nChannels = numChannels;
1622        profile.nSampleRate = sampleRate;
1623        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
1624
1625        err = mOMX->set_parameter(
1626                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1627        CHECK_EQ(err, OK);
1628    }
1629}
1630
1631void OMXCodec::setImageOutputFormat(
1632        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
1633    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
1634
1635#if 0
1636    OMX_INDEXTYPE index;
1637    status_t err = mOMX->get_extension_index(
1638            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
1639    CHECK_EQ(err, OK);
1640
1641    err = mOMX->set_config(mNode, index, &format, sizeof(format));
1642    CHECK_EQ(err, OK);
1643#endif
1644
1645    OMX_PARAM_PORTDEFINITIONTYPE def;
1646    InitOMXParams(&def);
1647    def.nPortIndex = kPortIndexOutput;
1648
1649    status_t err = mOMX->get_parameter(
1650            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1651    CHECK_EQ(err, OK);
1652
1653    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1654
1655    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1656
1657    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
1658    imageDef->eColorFormat = format;
1659    imageDef->nFrameWidth = width;
1660    imageDef->nFrameHeight = height;
1661
1662    switch (format) {
1663        case OMX_COLOR_FormatYUV420PackedPlanar:
1664        case OMX_COLOR_FormatYUV411Planar:
1665        {
1666            def.nBufferSize = (width * height * 3) / 2;
1667            break;
1668        }
1669
1670        case OMX_COLOR_FormatCbYCrY:
1671        {
1672            def.nBufferSize = width * height * 2;
1673            break;
1674        }
1675
1676        case OMX_COLOR_Format32bitARGB8888:
1677        {
1678            def.nBufferSize = width * height * 4;
1679            break;
1680        }
1681
1682        case OMX_COLOR_Format16bitARGB4444:
1683        case OMX_COLOR_Format16bitARGB1555:
1684        case OMX_COLOR_Format16bitRGB565:
1685        case OMX_COLOR_Format16bitBGR565:
1686        {
1687            def.nBufferSize = width * height * 2;
1688            break;
1689        }
1690
1691        default:
1692            CHECK(!"Should not be here. Unknown color format.");
1693            break;
1694    }
1695
1696    def.nBufferCountActual = def.nBufferCountMin;
1697
1698    err = mOMX->set_parameter(
1699            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1700    CHECK_EQ(err, OK);
1701}
1702
1703void OMXCodec::setJPEGInputFormat(
1704        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
1705    OMX_PARAM_PORTDEFINITIONTYPE def;
1706    InitOMXParams(&def);
1707    def.nPortIndex = kPortIndexInput;
1708
1709    status_t err = mOMX->get_parameter(
1710            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1711    CHECK_EQ(err, OK);
1712
1713    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1714    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1715
1716    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
1717    imageDef->nFrameWidth = width;
1718    imageDef->nFrameHeight = height;
1719
1720    def.nBufferSize = compressedSize;
1721    def.nBufferCountActual = def.nBufferCountMin;
1722
1723    err = mOMX->set_parameter(
1724            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1725    CHECK_EQ(err, OK);
1726}
1727
1728void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
1729    CodecSpecificData *specific =
1730        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
1731
1732    specific->mSize = size;
1733    memcpy(specific->mData, data, size);
1734
1735    mCodecSpecificData.push(specific);
1736}
1737
1738void OMXCodec::clearCodecSpecificData() {
1739    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
1740        free(mCodecSpecificData.editItemAt(i));
1741    }
1742    mCodecSpecificData.clear();
1743    mCodecSpecificDataIndex = 0;
1744}
1745
1746status_t OMXCodec::start(MetaData *) {
1747    Mutex::Autolock autoLock(mLock);
1748
1749    if (mState != LOADED) {
1750        return UNKNOWN_ERROR;
1751    }
1752
1753    sp<MetaData> params = new MetaData;
1754    if (mQuirks & kWantsNALFragments) {
1755        params->setInt32(kKeyWantsNALFragments, true);
1756    }
1757    status_t err = mSource->start(params.get());
1758
1759    if (err != OK) {
1760        return err;
1761    }
1762
1763    mCodecSpecificDataIndex = 0;
1764    mInitialBufferSubmit = true;
1765    mSignalledEOS = false;
1766    mNoMoreOutputData = false;
1767    mSeekTimeUs = -1;
1768    mFilledBuffers.clear();
1769
1770    return init();
1771}
1772
1773status_t OMXCodec::stop() {
1774    CODEC_LOGV("stop");
1775
1776    Mutex::Autolock autoLock(mLock);
1777
1778    while (isIntermediateState(mState)) {
1779        mAsyncCompletion.wait(mLock);
1780    }
1781
1782    switch (mState) {
1783        case LOADED:
1784        case ERROR:
1785            break;
1786
1787        case EXECUTING:
1788        {
1789            setState(EXECUTING_TO_IDLE);
1790
1791            if (mQuirks & kRequiresFlushBeforeShutdown) {
1792                CODEC_LOGV("This component requires a flush before transitioning "
1793                     "from EXECUTING to IDLE...");
1794
1795                bool emulateInputFlushCompletion =
1796                    !flushPortAsync(kPortIndexInput);
1797
1798                bool emulateOutputFlushCompletion =
1799                    !flushPortAsync(kPortIndexOutput);
1800
1801                if (emulateInputFlushCompletion) {
1802                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1803                }
1804
1805                if (emulateOutputFlushCompletion) {
1806                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1807                }
1808            } else {
1809                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1810                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1811
1812                status_t err =
1813                    mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1814                CHECK_EQ(err, OK);
1815            }
1816
1817            while (mState != LOADED && mState != ERROR) {
1818                mAsyncCompletion.wait(mLock);
1819            }
1820
1821            break;
1822        }
1823
1824        default:
1825        {
1826            CHECK(!"should not be here.");
1827            break;
1828        }
1829    }
1830
1831    mSource->stop();
1832
1833    return OK;
1834}
1835
1836sp<MetaData> OMXCodec::getFormat() {
1837    return mOutputFormat;
1838}
1839
1840status_t OMXCodec::read(
1841        MediaBuffer **buffer, const ReadOptions *options) {
1842    *buffer = NULL;
1843
1844    Mutex::Autolock autoLock(mLock);
1845
1846    if (mState != EXECUTING && mState != RECONFIGURING) {
1847        return UNKNOWN_ERROR;
1848    }
1849
1850    if (mInitialBufferSubmit) {
1851        mInitialBufferSubmit = false;
1852
1853        drainInputBuffers();
1854
1855        if (mState == EXECUTING) {
1856            // Otherwise mState == RECONFIGURING and this code will trigger
1857            // after the output port is reenabled.
1858            fillOutputBuffers();
1859        }
1860    }
1861
1862    int64_t seekTimeUs;
1863    if (options && options->getSeekTo(&seekTimeUs)) {
1864        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
1865
1866        mSignalledEOS = false;
1867        mNoMoreOutputData = false;
1868
1869        CHECK(seekTimeUs >= 0);
1870        mSeekTimeUs = seekTimeUs;
1871
1872        mFilledBuffers.clear();
1873
1874        CHECK_EQ(mState, EXECUTING);
1875
1876        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
1877        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
1878
1879        if (emulateInputFlushCompletion) {
1880            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1881        }
1882
1883        if (emulateOutputFlushCompletion) {
1884            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1885        }
1886    }
1887
1888    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
1889        mBufferFilled.wait(mLock);
1890    }
1891
1892    if (mState == ERROR) {
1893        return UNKNOWN_ERROR;
1894    }
1895
1896    if (mFilledBuffers.empty()) {
1897        return ERROR_END_OF_STREAM;
1898    }
1899
1900    size_t index = *mFilledBuffers.begin();
1901    mFilledBuffers.erase(mFilledBuffers.begin());
1902
1903    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
1904    info->mMediaBuffer->add_ref();
1905    *buffer = info->mMediaBuffer;
1906
1907    return OK;
1908}
1909
1910void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
1911    Mutex::Autolock autoLock(mLock);
1912
1913    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1914    for (size_t i = 0; i < buffers->size(); ++i) {
1915        BufferInfo *info = &buffers->editItemAt(i);
1916
1917        if (info->mMediaBuffer == buffer) {
1918            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1919            fillOutputBuffer(info);
1920            return;
1921        }
1922    }
1923
1924    CHECK(!"should not be here.");
1925}
1926
1927static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
1928    static const char *kNames[] = {
1929        "OMX_IMAGE_CodingUnused",
1930        "OMX_IMAGE_CodingAutoDetect",
1931        "OMX_IMAGE_CodingJPEG",
1932        "OMX_IMAGE_CodingJPEG2K",
1933        "OMX_IMAGE_CodingEXIF",
1934        "OMX_IMAGE_CodingTIFF",
1935        "OMX_IMAGE_CodingGIF",
1936        "OMX_IMAGE_CodingPNG",
1937        "OMX_IMAGE_CodingLZW",
1938        "OMX_IMAGE_CodingBMP",
1939    };
1940
1941    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1942
1943    if (type < 0 || (size_t)type >= numNames) {
1944        return "UNKNOWN";
1945    } else {
1946        return kNames[type];
1947    }
1948}
1949
1950static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
1951    static const char *kNames[] = {
1952        "OMX_COLOR_FormatUnused",
1953        "OMX_COLOR_FormatMonochrome",
1954        "OMX_COLOR_Format8bitRGB332",
1955        "OMX_COLOR_Format12bitRGB444",
1956        "OMX_COLOR_Format16bitARGB4444",
1957        "OMX_COLOR_Format16bitARGB1555",
1958        "OMX_COLOR_Format16bitRGB565",
1959        "OMX_COLOR_Format16bitBGR565",
1960        "OMX_COLOR_Format18bitRGB666",
1961        "OMX_COLOR_Format18bitARGB1665",
1962        "OMX_COLOR_Format19bitARGB1666",
1963        "OMX_COLOR_Format24bitRGB888",
1964        "OMX_COLOR_Format24bitBGR888",
1965        "OMX_COLOR_Format24bitARGB1887",
1966        "OMX_COLOR_Format25bitARGB1888",
1967        "OMX_COLOR_Format32bitBGRA8888",
1968        "OMX_COLOR_Format32bitARGB8888",
1969        "OMX_COLOR_FormatYUV411Planar",
1970        "OMX_COLOR_FormatYUV411PackedPlanar",
1971        "OMX_COLOR_FormatYUV420Planar",
1972        "OMX_COLOR_FormatYUV420PackedPlanar",
1973        "OMX_COLOR_FormatYUV420SemiPlanar",
1974        "OMX_COLOR_FormatYUV422Planar",
1975        "OMX_COLOR_FormatYUV422PackedPlanar",
1976        "OMX_COLOR_FormatYUV422SemiPlanar",
1977        "OMX_COLOR_FormatYCbYCr",
1978        "OMX_COLOR_FormatYCrYCb",
1979        "OMX_COLOR_FormatCbYCrY",
1980        "OMX_COLOR_FormatCrYCbY",
1981        "OMX_COLOR_FormatYUV444Interleaved",
1982        "OMX_COLOR_FormatRawBayer8bit",
1983        "OMX_COLOR_FormatRawBayer10bit",
1984        "OMX_COLOR_FormatRawBayer8bitcompressed",
1985        "OMX_COLOR_FormatL2",
1986        "OMX_COLOR_FormatL4",
1987        "OMX_COLOR_FormatL8",
1988        "OMX_COLOR_FormatL16",
1989        "OMX_COLOR_FormatL24",
1990        "OMX_COLOR_FormatL32",
1991        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
1992        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
1993        "OMX_COLOR_Format18BitBGR666",
1994        "OMX_COLOR_Format24BitARGB6666",
1995        "OMX_COLOR_Format24BitABGR6666",
1996    };
1997
1998    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1999
2000    static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
2001
2002    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2003        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2004    } else if (type < 0 || (size_t)type >= numNames) {
2005        return "UNKNOWN";
2006    } else {
2007        return kNames[type];
2008    }
2009}
2010
2011static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2012    static const char *kNames[] = {
2013        "OMX_VIDEO_CodingUnused",
2014        "OMX_VIDEO_CodingAutoDetect",
2015        "OMX_VIDEO_CodingMPEG2",
2016        "OMX_VIDEO_CodingH263",
2017        "OMX_VIDEO_CodingMPEG4",
2018        "OMX_VIDEO_CodingWMV",
2019        "OMX_VIDEO_CodingRV",
2020        "OMX_VIDEO_CodingAVC",
2021        "OMX_VIDEO_CodingMJPEG",
2022    };
2023
2024    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2025
2026    if (type < 0 || (size_t)type >= numNames) {
2027        return "UNKNOWN";
2028    } else {
2029        return kNames[type];
2030    }
2031}
2032
2033static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2034    static const char *kNames[] = {
2035        "OMX_AUDIO_CodingUnused",
2036        "OMX_AUDIO_CodingAutoDetect",
2037        "OMX_AUDIO_CodingPCM",
2038        "OMX_AUDIO_CodingADPCM",
2039        "OMX_AUDIO_CodingAMR",
2040        "OMX_AUDIO_CodingGSMFR",
2041        "OMX_AUDIO_CodingGSMEFR",
2042        "OMX_AUDIO_CodingGSMHR",
2043        "OMX_AUDIO_CodingPDCFR",
2044        "OMX_AUDIO_CodingPDCEFR",
2045        "OMX_AUDIO_CodingPDCHR",
2046        "OMX_AUDIO_CodingTDMAFR",
2047        "OMX_AUDIO_CodingTDMAEFR",
2048        "OMX_AUDIO_CodingQCELP8",
2049        "OMX_AUDIO_CodingQCELP13",
2050        "OMX_AUDIO_CodingEVRC",
2051        "OMX_AUDIO_CodingSMV",
2052        "OMX_AUDIO_CodingG711",
2053        "OMX_AUDIO_CodingG723",
2054        "OMX_AUDIO_CodingG726",
2055        "OMX_AUDIO_CodingG729",
2056        "OMX_AUDIO_CodingAAC",
2057        "OMX_AUDIO_CodingMP3",
2058        "OMX_AUDIO_CodingSBC",
2059        "OMX_AUDIO_CodingVORBIS",
2060        "OMX_AUDIO_CodingWMA",
2061        "OMX_AUDIO_CodingRA",
2062        "OMX_AUDIO_CodingMIDI",
2063    };
2064
2065    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2066
2067    if (type < 0 || (size_t)type >= numNames) {
2068        return "UNKNOWN";
2069    } else {
2070        return kNames[type];
2071    }
2072}
2073
2074static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2075    static const char *kNames[] = {
2076        "OMX_AUDIO_PCMModeLinear",
2077        "OMX_AUDIO_PCMModeALaw",
2078        "OMX_AUDIO_PCMModeMULaw",
2079    };
2080
2081    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2082
2083    if (type < 0 || (size_t)type >= numNames) {
2084        return "UNKNOWN";
2085    } else {
2086        return kNames[type];
2087    }
2088}
2089
2090static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2091    static const char *kNames[] = {
2092        "OMX_AUDIO_AMRBandModeUnused",
2093        "OMX_AUDIO_AMRBandModeNB0",
2094        "OMX_AUDIO_AMRBandModeNB1",
2095        "OMX_AUDIO_AMRBandModeNB2",
2096        "OMX_AUDIO_AMRBandModeNB3",
2097        "OMX_AUDIO_AMRBandModeNB4",
2098        "OMX_AUDIO_AMRBandModeNB5",
2099        "OMX_AUDIO_AMRBandModeNB6",
2100        "OMX_AUDIO_AMRBandModeNB7",
2101        "OMX_AUDIO_AMRBandModeWB0",
2102        "OMX_AUDIO_AMRBandModeWB1",
2103        "OMX_AUDIO_AMRBandModeWB2",
2104        "OMX_AUDIO_AMRBandModeWB3",
2105        "OMX_AUDIO_AMRBandModeWB4",
2106        "OMX_AUDIO_AMRBandModeWB5",
2107        "OMX_AUDIO_AMRBandModeWB6",
2108        "OMX_AUDIO_AMRBandModeWB7",
2109        "OMX_AUDIO_AMRBandModeWB8",
2110    };
2111
2112    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2113
2114    if (type < 0 || (size_t)type >= numNames) {
2115        return "UNKNOWN";
2116    } else {
2117        return kNames[type];
2118    }
2119}
2120
2121static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2122    static const char *kNames[] = {
2123        "OMX_AUDIO_AMRFrameFormatConformance",
2124        "OMX_AUDIO_AMRFrameFormatIF1",
2125        "OMX_AUDIO_AMRFrameFormatIF2",
2126        "OMX_AUDIO_AMRFrameFormatFSF",
2127        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2128        "OMX_AUDIO_AMRFrameFormatITU",
2129    };
2130
2131    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2132
2133    if (type < 0 || (size_t)type >= numNames) {
2134        return "UNKNOWN";
2135    } else {
2136        return kNames[type];
2137    }
2138}
2139
2140void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2141    OMX_PARAM_PORTDEFINITIONTYPE def;
2142    InitOMXParams(&def);
2143    def.nPortIndex = portIndex;
2144
2145    status_t err = mOMX->get_parameter(
2146            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2147    CHECK_EQ(err, OK);
2148
2149    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2150
2151    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2152          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2153
2154    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2155    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2156    printf("  nBufferSize = %ld\n", def.nBufferSize);
2157
2158    switch (def.eDomain) {
2159        case OMX_PortDomainImage:
2160        {
2161            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2162
2163            printf("\n");
2164            printf("  // Image\n");
2165            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2166            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2167            printf("  nStride = %ld\n", imageDef->nStride);
2168
2169            printf("  eCompressionFormat = %s\n",
2170                   imageCompressionFormatString(imageDef->eCompressionFormat));
2171
2172            printf("  eColorFormat = %s\n",
2173                   colorFormatString(imageDef->eColorFormat));
2174
2175            break;
2176        }
2177
2178        case OMX_PortDomainVideo:
2179        {
2180            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2181
2182            printf("\n");
2183            printf("  // Video\n");
2184            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2185            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2186            printf("  nStride = %ld\n", videoDef->nStride);
2187
2188            printf("  eCompressionFormat = %s\n",
2189                   videoCompressionFormatString(videoDef->eCompressionFormat));
2190
2191            printf("  eColorFormat = %s\n",
2192                   colorFormatString(videoDef->eColorFormat));
2193
2194            break;
2195        }
2196
2197        case OMX_PortDomainAudio:
2198        {
2199            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2200
2201            printf("\n");
2202            printf("  // Audio\n");
2203            printf("  eEncoding = %s\n",
2204                   audioCodingTypeString(audioDef->eEncoding));
2205
2206            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2207                OMX_AUDIO_PARAM_PCMMODETYPE params;
2208                InitOMXParams(&params);
2209                params.nPortIndex = portIndex;
2210
2211                err = mOMX->get_parameter(
2212                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2213                CHECK_EQ(err, OK);
2214
2215                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2216                printf("  nChannels = %ld\n", params.nChannels);
2217                printf("  bInterleaved = %d\n", params.bInterleaved);
2218                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2219
2220                printf("  eNumData = %s\n",
2221                       params.eNumData == OMX_NumericalDataSigned
2222                        ? "signed" : "unsigned");
2223
2224                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2225            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2226                OMX_AUDIO_PARAM_AMRTYPE amr;
2227                InitOMXParams(&amr);
2228                amr.nPortIndex = portIndex;
2229
2230                err = mOMX->get_parameter(
2231                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2232                CHECK_EQ(err, OK);
2233
2234                printf("  nChannels = %ld\n", amr.nChannels);
2235                printf("  eAMRBandMode = %s\n",
2236                        amrBandModeString(amr.eAMRBandMode));
2237                printf("  eAMRFrameFormat = %s\n",
2238                        amrFrameFormatString(amr.eAMRFrameFormat));
2239            }
2240
2241            break;
2242        }
2243
2244        default:
2245        {
2246            printf("  // Unknown\n");
2247            break;
2248        }
2249    }
2250
2251    printf("}\n");
2252}
2253
2254void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2255    mOutputFormat = new MetaData;
2256    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2257
2258    OMX_PARAM_PORTDEFINITIONTYPE def;
2259    InitOMXParams(&def);
2260    def.nPortIndex = kPortIndexOutput;
2261
2262    status_t err = mOMX->get_parameter(
2263            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2264    CHECK_EQ(err, OK);
2265
2266    switch (def.eDomain) {
2267        case OMX_PortDomainImage:
2268        {
2269            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2270            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2271
2272            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2273            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2274            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2275            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2276            break;
2277        }
2278
2279        case OMX_PortDomainAudio:
2280        {
2281            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2282
2283            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2284                OMX_AUDIO_PARAM_PCMMODETYPE params;
2285                InitOMXParams(&params);
2286                params.nPortIndex = kPortIndexOutput;
2287
2288                err = mOMX->get_parameter(
2289                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2290                CHECK_EQ(err, OK);
2291
2292                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2293                CHECK_EQ(params.nBitPerSample, 16);
2294                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2295
2296                int32_t numChannels, sampleRate;
2297                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2298                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2299
2300                if ((OMX_U32)numChannels != params.nChannels) {
2301                    LOGW("Codec outputs a different number of channels than "
2302                         "the input stream contains.");
2303                }
2304
2305                mOutputFormat->setCString(
2306                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2307
2308                // Use the codec-advertised number of channels, as some
2309                // codecs appear to output stereo even if the input data is
2310                // mono.
2311                mOutputFormat->setInt32(kKeyChannelCount, params.nChannels);
2312
2313                // The codec-reported sampleRate is not reliable...
2314                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2315            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2316                OMX_AUDIO_PARAM_AMRTYPE amr;
2317                InitOMXParams(&amr);
2318                amr.nPortIndex = kPortIndexOutput;
2319
2320                err = mOMX->get_parameter(
2321                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2322                CHECK_EQ(err, OK);
2323
2324                CHECK_EQ(amr.nChannels, 1);
2325                mOutputFormat->setInt32(kKeyChannelCount, 1);
2326
2327                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2328                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2329                    mOutputFormat->setCString(
2330                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2331                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2332                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2333                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2334                    mOutputFormat->setCString(
2335                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2336                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2337                } else {
2338                    CHECK(!"Unknown AMR band mode.");
2339                }
2340            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2341                mOutputFormat->setCString(
2342                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2343            } else {
2344                CHECK(!"Should not be here. Unknown audio encoding.");
2345            }
2346            break;
2347        }
2348
2349        case OMX_PortDomainVideo:
2350        {
2351            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2352
2353            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2354                mOutputFormat->setCString(
2355                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2356            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2357                mOutputFormat->setCString(
2358                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2359            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2360                mOutputFormat->setCString(
2361                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2362            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2363                mOutputFormat->setCString(
2364                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2365            } else {
2366                CHECK(!"Unknown compression format.");
2367            }
2368
2369            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2370                // This component appears to be lying to me.
2371                mOutputFormat->setInt32(
2372                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2373                mOutputFormat->setInt32(
2374                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2375            } else {
2376                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2377                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2378            }
2379
2380            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2381            break;
2382        }
2383
2384        default:
2385        {
2386            CHECK(!"should not be here, neither audio nor video.");
2387            break;
2388        }
2389    }
2390}
2391
2392////////////////////////////////////////////////////////////////////////////////
2393
2394status_t QueryCodecs(
2395        const sp<IOMX> &omx,
2396        const char *mime, bool queryDecoders,
2397        Vector<CodecCapabilities> *results) {
2398    results->clear();
2399
2400    for (int index = 0;; ++index) {
2401        const char *componentName;
2402
2403        if (!queryDecoders) {
2404            componentName = GetCodec(
2405                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2406                    mime, index);
2407        } else {
2408            componentName = GetCodec(
2409                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2410                    mime, index);
2411        }
2412
2413        if (!componentName) {
2414            return OK;
2415        }
2416
2417        IOMX::node_id node;
2418        status_t err = omx->allocate_node(componentName, &node);
2419
2420        if (err != OK) {
2421            continue;
2422        }
2423
2424        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2425
2426        results->push();
2427        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2428        caps->mComponentName = componentName;
2429
2430        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2431        InitOMXParams(&param);
2432
2433        param.nPortIndex = queryDecoders ? 0 : 1;
2434
2435        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2436            err = omx->get_parameter(
2437                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2438                    &param, sizeof(param));
2439
2440            if (err != OK) {
2441                break;
2442            }
2443
2444            CodecProfileLevel profileLevel;
2445            profileLevel.mProfile = param.eProfile;
2446            profileLevel.mLevel = param.eLevel;
2447
2448            caps->mProfileLevels.push(profileLevel);
2449        }
2450
2451        CHECK_EQ(omx->free_node(node), OK);
2452    }
2453}
2454
2455}  // namespace android
2456