OMXCodec.cpp revision df4de7d7bd0060a84b064ce074d3f86d3a7aa0ae 
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    if (!strncmp(componentName, "OMX.TI.", 7)) {
236        // Apparently I must not use OMX_UseBuffer on either input or
237        // output ports on any of the TI components or quote:
238        // "(I) may have unexpected problem (sic) which can be timing related
239        //  and hard to reproduce."
240
241        quirks |= kRequiresAllocateBufferOnInputPorts;
242        quirks |= kRequiresAllocateBufferOnOutputPorts;
243    }
244
245    sp<OMXCodec> codec = new OMXCodec(
246            omx, node, quirks, createEncoder, mime, componentName,
247            source);
248
249    uint32_t type;
250    const void *data;
251    size_t size;
252    if (meta->findData(kKeyESDS, &type, &data, &size)) {
253        ESDS esds((const char *)data, size);
254        CHECK_EQ(esds.InitCheck(), OK);
255
256        const void *codec_specific_data;
257        size_t codec_specific_data_size;
258        esds.getCodecSpecificInfo(
259                &codec_specific_data, &codec_specific_data_size);
260
261        printf("found codec-specific data of size %d\n",
262               codec_specific_data_size);
263
264        codec->addCodecSpecificData(
265                codec_specific_data, codec_specific_data_size);
266    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
267        printf("found avcc of size %d\n", size);
268
269        // Parse the AVCDecoderConfigurationRecord
270
271        const uint8_t *ptr = (const uint8_t *)data;
272
273        CHECK(size >= 7);
274        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
275        uint8_t profile = ptr[1];
276        uint8_t level = ptr[3];
277
278        CHECK((ptr[4] >> 2) == 0x3f);  // reserved
279
280        size_t lengthSize = 1 + (ptr[4] & 3);
281
282        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
283        // violates it...
284        // CHECK((ptr[5] >> 5) == 7);  // reserved
285
286        size_t numSeqParameterSets = ptr[5] & 31;
287
288        ptr += 6;
289        size -= 6;
290
291        for (size_t i = 0; i < numSeqParameterSets; ++i) {
292            CHECK(size >= 2);
293            size_t length = U16_AT(ptr);
294
295            ptr += 2;
296            size -= 2;
297
298            CHECK(size >= length);
299
300            codec->addCodecSpecificData(ptr, length);
301
302            ptr += length;
303            size -= length;
304        }
305
306        CHECK(size >= 1);
307        size_t numPictureParameterSets = *ptr;
308        ++ptr;
309        --size;
310
311        for (size_t i = 0; i < numPictureParameterSets; ++i) {
312            CHECK(size >= 2);
313            size_t length = U16_AT(ptr);
314
315            ptr += 2;
316            size -= 2;
317
318            CHECK(size >= length);
319
320            codec->addCodecSpecificData(ptr, length);
321
322            ptr += length;
323            size -= length;
324        }
325
326        LOGI("AVC profile = %d (%s), level = %d",
327             (int)profile, AVCProfileToString(profile), (int)level / 10);
328
329        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
330            && (profile != kAVCProfileBaseline || level > 39)) {
331            // This stream exceeds the decoder's capabilities.
332
333            LOGE("Profile and/or level exceed the decoder's capabilities.");
334            return NULL;
335        }
336    }
337
338    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
339        codec->setAMRFormat();
340    }
341    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
342        codec->setAMRWBFormat();
343    }
344    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
345        int32_t numChannels, sampleRate;
346        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
347        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
348
349        codec->setAACFormat(numChannels, sampleRate);
350    }
351    if (!strncasecmp(mime, "video/", 6)) {
352        int32_t width, height;
353        bool success = meta->findInt32(kKeyWidth, &width);
354        success = success && meta->findInt32(kKeyHeight, &height);
355        CHECK(success);
356
357        if (createEncoder) {
358            codec->setVideoInputFormat(mime, width, height);
359        } else {
360            codec->setVideoOutputFormat(mime, width, height);
361        }
362    }
363    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
364        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
365        OMX_COLOR_FORMATTYPE format =
366            OMX_COLOR_Format32bitARGB8888;
367            // OMX_COLOR_FormatYUV420PackedPlanar;
368            // OMX_COLOR_FormatCbYCrY;
369            // OMX_COLOR_FormatYUV411Planar;
370
371        int32_t width, height;
372        bool success = meta->findInt32(kKeyWidth, &width);
373        success = success && meta->findInt32(kKeyHeight, &height);
374
375        int32_t compressedSize;
376        success = success && meta->findInt32(
377                kKeyMaxInputSize, &compressedSize);
378
379        CHECK(success);
380        CHECK(compressedSize > 0);
381
382        codec->setImageOutputFormat(format, width, height);
383        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
384    }
385
386    int32_t maxInputSize;
387    if (createEncoder && meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
388        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
389    }
390
391    if (!strcmp(componentName, "OMX.TI.AMR.encode")
392        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
393        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
394    }
395
396    codec->initOutputFormat(meta);
397
398    return codec;
399}
400
401void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
402    OMX_PARAM_PORTDEFINITIONTYPE def;
403    InitOMXParams(&def);
404    def.nPortIndex = portIndex;
405
406    status_t err = mOMX->get_parameter(
407            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
408    CHECK_EQ(err, OK);
409
410    if (def.nBufferSize < size) {
411        def.nBufferSize = size;
412
413    }
414
415    err = mOMX->set_parameter(
416            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
417    CHECK_EQ(err, OK);
418}
419
420status_t OMXCodec::setVideoPortFormatType(
421        OMX_U32 portIndex,
422        OMX_VIDEO_CODINGTYPE compressionFormat,
423        OMX_COLOR_FORMATTYPE colorFormat) {
424    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
425    InitOMXParams(&format);
426    format.nPortIndex = portIndex;
427    format.nIndex = 0;
428    bool found = false;
429
430    OMX_U32 index = 0;
431    for (;;) {
432        format.nIndex = index;
433        status_t err = mOMX->get_parameter(
434                mNode, OMX_IndexParamVideoPortFormat,
435                &format, sizeof(format));
436
437        if (err != OK) {
438            return err;
439        }
440
441        // The following assertion is violated by TI's video decoder.
442        // CHECK_EQ(format.nIndex, index);
443
444#if 1
445        CODEC_LOGI("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
446             portIndex,
447             index, format.eCompressionFormat, format.eColorFormat);
448#endif
449
450        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
451            if (portIndex == kPortIndexInput
452                    && colorFormat == format.eColorFormat) {
453                // eCompressionFormat does not seem right.
454                found = true;
455                break;
456            }
457            if (portIndex == kPortIndexOutput
458                    && compressionFormat == format.eCompressionFormat) {
459                // eColorFormat does not seem right.
460                found = true;
461                break;
462            }
463        }
464
465        if (format.eCompressionFormat == compressionFormat
466            && format.eColorFormat == colorFormat) {
467            found = true;
468            break;
469        }
470
471        ++index;
472    }
473
474    if (!found) {
475        return UNKNOWN_ERROR;
476    }
477
478    CODEC_LOGI("found a match.");
479    status_t err = mOMX->set_parameter(
480            mNode, OMX_IndexParamVideoPortFormat,
481            &format, sizeof(format));
482
483    return err;
484}
485
486void OMXCodec::setVideoInputFormat(
487        const char *mime, OMX_U32 width, OMX_U32 height) {
488    CODEC_LOGI("setVideoInputFormat width=%ld, height=%ld", width, height);
489
490    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
491    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
492        compressionFormat = OMX_VIDEO_CodingAVC;
493    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
494        compressionFormat = OMX_VIDEO_CodingMPEG4;
495    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
496        compressionFormat = OMX_VIDEO_CodingH263;
497    } else {
498        LOGE("Not a supported video mime type: %s", mime);
499        CHECK(!"Should not be here. Not a supported video mime type.");
500    }
501
502    OMX_COLOR_FORMATTYPE colorFormat =
503        0 ? OMX_COLOR_FormatYCbYCr : OMX_COLOR_FormatCbYCrY;
504
505    if (!strncmp("OMX.qcom.video.encoder.", mComponentName, 23)) {
506        colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
507    }
508
509    setVideoPortFormatType(
510            kPortIndexInput, OMX_VIDEO_CodingUnused,
511            colorFormat);
512
513    setVideoPortFormatType(
514            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
515
516    OMX_PARAM_PORTDEFINITIONTYPE def;
517    InitOMXParams(&def);
518    def.nPortIndex = kPortIndexOutput;
519
520    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
521
522    status_t err = mOMX->get_parameter(
523            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
524
525    CHECK_EQ(err, OK);
526    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
527
528    video_def->nFrameWidth = width;
529    video_def->nFrameHeight = height;
530
531    video_def->eCompressionFormat = compressionFormat;
532    video_def->eColorFormat = OMX_COLOR_FormatUnused;
533
534    err = mOMX->set_parameter(
535            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
536    CHECK_EQ(err, OK);
537
538    ////////////////////////////////////////////////////////////////////////////
539
540    InitOMXParams(&def);
541    def.nPortIndex = kPortIndexInput;
542
543    err = mOMX->get_parameter(
544            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
545    CHECK_EQ(err, OK);
546
547    def.nBufferSize = (width * height * 2); // (width * height * 3) / 2;
548    CODEC_LOGI("Setting nBufferSize = %ld", def.nBufferSize);
549
550    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
551
552    video_def->nFrameWidth = width;
553    video_def->nFrameHeight = height;
554    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
555    video_def->eColorFormat = colorFormat;
556
557    err = mOMX->set_parameter(
558            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
559    CHECK_EQ(err, OK);
560}
561
562void OMXCodec::setVideoOutputFormat(
563        const char *mime, OMX_U32 width, OMX_U32 height) {
564    CODEC_LOGI("setVideoOutputFormat width=%ld, height=%ld", width, height);
565
566    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
567    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
568        compressionFormat = OMX_VIDEO_CodingAVC;
569    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
570        compressionFormat = OMX_VIDEO_CodingMPEG4;
571    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
572        compressionFormat = OMX_VIDEO_CodingH263;
573    } else {
574        LOGE("Not a supported video mime type: %s", mime);
575        CHECK(!"Should not be here. Not a supported video mime type.");
576    }
577
578    setVideoPortFormatType(
579            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
580
581#if 1
582    {
583        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
584        InitOMXParams(&format);
585        format.nPortIndex = kPortIndexOutput;
586        format.nIndex = 0;
587
588        status_t err = mOMX->get_parameter(
589                mNode, OMX_IndexParamVideoPortFormat,
590                &format, sizeof(format));
591        CHECK_EQ(err, OK);
592        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
593
594        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
595
596        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
597               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
598               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
599               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
600
601        err = mOMX->set_parameter(
602                mNode, OMX_IndexParamVideoPortFormat,
603                &format, sizeof(format));
604        CHECK_EQ(err, OK);
605    }
606#endif
607
608    OMX_PARAM_PORTDEFINITIONTYPE def;
609    InitOMXParams(&def);
610    def.nPortIndex = kPortIndexInput;
611
612    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
613
614    status_t err = mOMX->get_parameter(
615            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
616
617    CHECK_EQ(err, OK);
618
619#if 1
620    // XXX Need a (much) better heuristic to compute input buffer sizes.
621    const size_t X = 64 * 1024;
622    if (def.nBufferSize < X) {
623        def.nBufferSize = X;
624    }
625#endif
626
627    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
628
629    video_def->nFrameWidth = width;
630    video_def->nFrameHeight = height;
631
632    video_def->eColorFormat = OMX_COLOR_FormatUnused;
633
634    err = mOMX->set_parameter(
635            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
636    CHECK_EQ(err, OK);
637
638    ////////////////////////////////////////////////////////////////////////////
639
640    InitOMXParams(&def);
641    def.nPortIndex = kPortIndexOutput;
642
643    err = mOMX->get_parameter(
644            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
645    CHECK_EQ(err, OK);
646    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
647
648#if 0
649    def.nBufferSize =
650        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
651#endif
652
653    video_def->nFrameWidth = width;
654    video_def->nFrameHeight = height;
655
656    err = mOMX->set_parameter(
657            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
658    CHECK_EQ(err, OK);
659}
660
661
662OMXCodec::OMXCodec(
663        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
664        bool isEncoder,
665        const char *mime,
666        const char *componentName,
667        const sp<MediaSource> &source)
668    : mOMX(omx),
669      mNode(node),
670      mQuirks(quirks),
671      mIsEncoder(isEncoder),
672      mMIME(strdup(mime)),
673      mComponentName(strdup(componentName)),
674      mSource(source),
675      mCodecSpecificDataIndex(0),
676      mState(LOADED),
677      mInitialBufferSubmit(true),
678      mSignalledEOS(false),
679      mNoMoreOutputData(false),
680      mSeekTimeUs(-1) {
681    mPortStatus[kPortIndexInput] = ENABLED;
682    mPortStatus[kPortIndexOutput] = ENABLED;
683
684    mObserver = new OMXCodecObserver(this);
685    mOMX->observe_node(mNode, mObserver);
686
687    setComponentRole();
688}
689
690// static
691void OMXCodec::setComponentRole(
692        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
693        const char *mime) {
694    struct MimeToRole {
695        const char *mime;
696        const char *decoderRole;
697        const char *encoderRole;
698    };
699
700    static const MimeToRole kMimeToRole[] = {
701        { MEDIA_MIMETYPE_AUDIO_MPEG,
702            "audio_decoder.mp3", "audio_encoder.mp3" },
703        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
704            "audio_decoder.amrnb", "audio_encoder.amrnb" },
705        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
706            "audio_decoder.amrwb", "audio_encoder.amrwb" },
707        { MEDIA_MIMETYPE_AUDIO_AAC,
708            "audio_decoder.aac", "audio_encoder.aac" },
709        { MEDIA_MIMETYPE_VIDEO_AVC,
710            "video_decoder.avc", "video_encoder.avc" },
711        { MEDIA_MIMETYPE_VIDEO_MPEG4,
712            "video_decoder.mpeg4", "video_encoder.mpeg4" },
713        { MEDIA_MIMETYPE_VIDEO_H263,
714            "video_decoder.h263", "video_encoder.h263" },
715    };
716
717    static const size_t kNumMimeToRole =
718        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
719
720    size_t i;
721    for (i = 0; i < kNumMimeToRole; ++i) {
722        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
723            break;
724        }
725    }
726
727    if (i == kNumMimeToRole) {
728        return;
729    }
730
731    const char *role =
732        isEncoder ? kMimeToRole[i].encoderRole
733                  : kMimeToRole[i].decoderRole;
734
735    if (role != NULL) {
736        OMX_PARAM_COMPONENTROLETYPE roleParams;
737        InitOMXParams(&roleParams);
738
739        strncpy((char *)roleParams.cRole,
740                role, OMX_MAX_STRINGNAME_SIZE - 1);
741
742        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
743
744        status_t err = omx->set_parameter(
745                node, OMX_IndexParamStandardComponentRole,
746                &roleParams, sizeof(roleParams));
747
748        if (err != OK) {
749            LOGW("Failed to set standard component role '%s'.", role);
750        }
751    }
752}
753
754void OMXCodec::setComponentRole() {
755    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
756}
757
758OMXCodec::~OMXCodec() {
759    CHECK(mState == LOADED || mState == ERROR);
760
761    status_t err = mOMX->observe_node(mNode, NULL);
762    CHECK_EQ(err, OK);
763
764    err = mOMX->free_node(mNode);
765    CHECK_EQ(err, OK);
766
767    mNode = NULL;
768    setState(DEAD);
769
770    clearCodecSpecificData();
771
772    free(mComponentName);
773    mComponentName = NULL;
774
775    free(mMIME);
776    mMIME = NULL;
777}
778
779status_t OMXCodec::init() {
780    // mLock is held.
781
782    CHECK_EQ(mState, LOADED);
783
784    status_t err;
785    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
786        err = mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
787        CHECK_EQ(err, OK);
788        setState(LOADED_TO_IDLE);
789    }
790
791    err = allocateBuffers();
792    CHECK_EQ(err, OK);
793
794    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
795        err = mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
796        CHECK_EQ(err, OK);
797
798        setState(LOADED_TO_IDLE);
799    }
800
801    while (mState != EXECUTING && mState != ERROR) {
802        mAsyncCompletion.wait(mLock);
803    }
804
805    return mState == ERROR ? UNKNOWN_ERROR : OK;
806}
807
808// static
809bool OMXCodec::isIntermediateState(State state) {
810    return state == LOADED_TO_IDLE
811        || state == IDLE_TO_EXECUTING
812        || state == EXECUTING_TO_IDLE
813        || state == IDLE_TO_LOADED
814        || state == RECONFIGURING;
815}
816
817status_t OMXCodec::allocateBuffers() {
818    status_t err = allocateBuffersOnPort(kPortIndexInput);
819
820    if (err != OK) {
821        return err;
822    }
823
824    return allocateBuffersOnPort(kPortIndexOutput);
825}
826
827status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
828    OMX_PARAM_PORTDEFINITIONTYPE def;
829    InitOMXParams(&def);
830    def.nPortIndex = portIndex;
831
832    status_t err = mOMX->get_parameter(
833            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
834
835    if (err != OK) {
836        return err;
837    }
838
839    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
840    mDealer[portIndex] = new MemoryDealer(totalSize);
841
842    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
843        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
844        CHECK(mem.get() != NULL);
845
846        IOMX::buffer_id buffer;
847        if (portIndex == kPortIndexInput
848                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
849            err = mOMX->allocate_buffer_with_backup(
850                    mNode, portIndex, mem, &buffer);
851        } else if (portIndex == kPortIndexOutput
852                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
853            err = mOMX->allocate_buffer_with_backup(
854                    mNode, portIndex, mem, &buffer);
855        } else {
856            err = mOMX->use_buffer(mNode, portIndex, mem, &buffer);
857        }
858
859        if (err != OK) {
860            LOGE("allocate_buffer_with_backup failed");
861            return err;
862        }
863
864        BufferInfo info;
865        info.mBuffer = buffer;
866        info.mOwnedByComponent = false;
867        info.mMem = mem;
868        info.mMediaBuffer = NULL;
869
870        if (portIndex == kPortIndexOutput) {
871            info.mMediaBuffer = new MediaBuffer(mem->pointer(), mem->size());
872            info.mMediaBuffer->setObserver(this);
873        }
874
875        mPortBuffers[portIndex].push(info);
876
877        CODEC_LOGV("allocated buffer %p on %s port", buffer,
878             portIndex == kPortIndexInput ? "input" : "output");
879    }
880
881    dumpPortStatus(portIndex);
882
883    return OK;
884}
885
886void OMXCodec::on_message(const omx_message &msg) {
887    Mutex::Autolock autoLock(mLock);
888
889    switch (msg.type) {
890        case omx_message::EVENT:
891        {
892            onEvent(
893                 msg.u.event_data.event, msg.u.event_data.data1,
894                 msg.u.event_data.data2);
895
896            break;
897        }
898
899        case omx_message::EMPTY_BUFFER_DONE:
900        {
901            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
902
903            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
904
905            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
906            size_t i = 0;
907            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
908                ++i;
909            }
910
911            CHECK(i < buffers->size());
912            if (!(*buffers)[i].mOwnedByComponent) {
913                LOGW("We already own input buffer %p, yet received "
914                     "an EMPTY_BUFFER_DONE.", buffer);
915            }
916
917            buffers->editItemAt(i).mOwnedByComponent = false;
918
919            if (mPortStatus[kPortIndexInput] == DISABLING) {
920                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
921
922                status_t err =
923                    mOMX->free_buffer(mNode, kPortIndexInput, buffer);
924                CHECK_EQ(err, OK);
925
926                buffers->removeAt(i);
927            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
928                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
929                drainInputBuffer(&buffers->editItemAt(i));
930            }
931
932            break;
933        }
934
935        case omx_message::FILL_BUFFER_DONE:
936        {
937            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
938            OMX_U32 flags = msg.u.extended_buffer_data.flags;
939
940            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx)",
941                 buffer,
942                 msg.u.extended_buffer_data.range_length,
943                 flags);
944
945            CODEC_LOGV("FILL_BUFFER_DONE(timestamp: %lld us (%.2f secs))",
946                 msg.u.extended_buffer_data.timestamp,
947                 msg.u.extended_buffer_data.timestamp / 1E6);
948
949            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
950            size_t i = 0;
951            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
952                ++i;
953            }
954
955            CHECK(i < buffers->size());
956            BufferInfo *info = &buffers->editItemAt(i);
957
958            if (!info->mOwnedByComponent) {
959                LOGW("We already own output buffer %p, yet received "
960                     "a FILL_BUFFER_DONE.", buffer);
961            }
962
963            info->mOwnedByComponent = false;
964
965            if (mPortStatus[kPortIndexOutput] == DISABLING) {
966                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
967
968                status_t err =
969                    mOMX->free_buffer(mNode, kPortIndexOutput, buffer);
970                CHECK_EQ(err, OK);
971
972                buffers->removeAt(i);
973            } else if (mPortStatus[kPortIndexOutput] == ENABLED
974                       && (flags & OMX_BUFFERFLAG_EOS)) {
975                CODEC_LOGV("No more output data.");
976                mNoMoreOutputData = true;
977                mBufferFilled.signal();
978            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
979                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
980
981                MediaBuffer *buffer = info->mMediaBuffer;
982
983                buffer->set_range(
984                        msg.u.extended_buffer_data.range_offset,
985                        msg.u.extended_buffer_data.range_length);
986
987                buffer->meta_data()->clear();
988
989                buffer->meta_data()->setInt32(
990                        kKeyTimeUnits,
991                        (msg.u.extended_buffer_data.timestamp + 500) / 1000);
992
993                buffer->meta_data()->setInt32(
994                        kKeyTimeScale, 1000);
995
996                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
997                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
998                }
999
1000                buffer->meta_data()->setPointer(
1001                        kKeyPlatformPrivate,
1002                        msg.u.extended_buffer_data.platform_private);
1003
1004                buffer->meta_data()->setPointer(
1005                        kKeyBufferID,
1006                        msg.u.extended_buffer_data.buffer);
1007
1008                mFilledBuffers.push_back(i);
1009                mBufferFilled.signal();
1010            }
1011
1012            break;
1013        }
1014
1015        default:
1016        {
1017            CHECK(!"should not be here.");
1018            break;
1019        }
1020    }
1021}
1022
1023void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1024    switch (event) {
1025        case OMX_EventCmdComplete:
1026        {
1027            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1028            break;
1029        }
1030
1031        case OMX_EventError:
1032        {
1033            LOGE("ERROR(%ld, %ld)", data1, data2);
1034
1035            setState(ERROR);
1036            break;
1037        }
1038
1039        case OMX_EventPortSettingsChanged:
1040        {
1041            onPortSettingsChanged(data1);
1042            break;
1043        }
1044
1045        case OMX_EventBufferFlag:
1046        {
1047            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1048
1049            if (data1 == kPortIndexOutput) {
1050                mNoMoreOutputData = true;
1051            }
1052            break;
1053        }
1054
1055        default:
1056        {
1057            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1058            break;
1059        }
1060    }
1061}
1062
1063void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1064    switch (cmd) {
1065        case OMX_CommandStateSet:
1066        {
1067            onStateChange((OMX_STATETYPE)data);
1068            break;
1069        }
1070
1071        case OMX_CommandPortDisable:
1072        {
1073            OMX_U32 portIndex = data;
1074            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1075
1076            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1077            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1078            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1079
1080            mPortStatus[portIndex] = DISABLED;
1081
1082            if (mState == RECONFIGURING) {
1083                CHECK_EQ(portIndex, kPortIndexOutput);
1084
1085                enablePortAsync(portIndex);
1086
1087                status_t err = allocateBuffersOnPort(portIndex);
1088                CHECK_EQ(err, OK);
1089            }
1090            break;
1091        }
1092
1093        case OMX_CommandPortEnable:
1094        {
1095            OMX_U32 portIndex = data;
1096            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1097
1098            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1099            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1100
1101            mPortStatus[portIndex] = ENABLED;
1102
1103            if (mState == RECONFIGURING) {
1104                CHECK_EQ(portIndex, kPortIndexOutput);
1105
1106                setState(EXECUTING);
1107
1108                fillOutputBuffers();
1109            }
1110            break;
1111        }
1112
1113        case OMX_CommandFlush:
1114        {
1115            OMX_U32 portIndex = data;
1116
1117            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1118
1119            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1120            mPortStatus[portIndex] = ENABLED;
1121
1122            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1123                     mPortBuffers[portIndex].size());
1124
1125            if (mState == RECONFIGURING) {
1126                CHECK_EQ(portIndex, kPortIndexOutput);
1127
1128                disablePortAsync(portIndex);
1129            } else if (mState == EXECUTING_TO_IDLE) {
1130                if (mPortStatus[kPortIndexInput] == ENABLED
1131                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1132                    CODEC_LOGV("Finished flushing both ports, now completing "
1133                         "transition from EXECUTING to IDLE.");
1134
1135                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1136                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1137
1138                    status_t err =
1139                        mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1140                    CHECK_EQ(err, OK);
1141                }
1142            } else {
1143                // We're flushing both ports in preparation for seeking.
1144
1145                if (mPortStatus[kPortIndexInput] == ENABLED
1146                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1147                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1148                         " seek-time.");
1149
1150                    drainInputBuffers();
1151                    fillOutputBuffers();
1152                }
1153            }
1154
1155            break;
1156        }
1157
1158        default:
1159        {
1160            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1161            break;
1162        }
1163    }
1164}
1165
1166void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1167    switch (newState) {
1168        case OMX_StateIdle:
1169        {
1170            CODEC_LOGV("Now Idle.");
1171            if (mState == LOADED_TO_IDLE) {
1172                status_t err = mOMX->send_command(
1173                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1174
1175                CHECK_EQ(err, OK);
1176
1177                setState(IDLE_TO_EXECUTING);
1178            } else {
1179                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1180
1181                CHECK_EQ(
1182                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1183                    mPortBuffers[kPortIndexInput].size());
1184
1185                CHECK_EQ(
1186                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1187                    mPortBuffers[kPortIndexOutput].size());
1188
1189                status_t err = mOMX->send_command(
1190                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1191
1192                CHECK_EQ(err, OK);
1193
1194                err = freeBuffersOnPort(kPortIndexInput);
1195                CHECK_EQ(err, OK);
1196
1197                err = freeBuffersOnPort(kPortIndexOutput);
1198                CHECK_EQ(err, OK);
1199
1200                mPortStatus[kPortIndexInput] = ENABLED;
1201                mPortStatus[kPortIndexOutput] = ENABLED;
1202
1203                setState(IDLE_TO_LOADED);
1204            }
1205            break;
1206        }
1207
1208        case OMX_StateExecuting:
1209        {
1210            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1211
1212            CODEC_LOGV("Now Executing.");
1213
1214            setState(EXECUTING);
1215
1216            // Buffers will be submitted to the component in the first
1217            // call to OMXCodec::read as mInitialBufferSubmit is true at
1218            // this point. This ensures that this on_message call returns,
1219            // releases the lock and ::init can notice the state change and
1220            // itself return.
1221            break;
1222        }
1223
1224        case OMX_StateLoaded:
1225        {
1226            CHECK_EQ(mState, IDLE_TO_LOADED);
1227
1228            CODEC_LOGV("Now Loaded.");
1229
1230            setState(LOADED);
1231            break;
1232        }
1233
1234        default:
1235        {
1236            CHECK(!"should not be here.");
1237            break;
1238        }
1239    }
1240}
1241
1242// static
1243size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1244    size_t n = 0;
1245    for (size_t i = 0; i < buffers.size(); ++i) {
1246        if (!buffers[i].mOwnedByComponent) {
1247            ++n;
1248        }
1249    }
1250
1251    return n;
1252}
1253
1254status_t OMXCodec::freeBuffersOnPort(
1255        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1256    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1257
1258    status_t stickyErr = OK;
1259
1260    for (size_t i = buffers->size(); i-- > 0;) {
1261        BufferInfo *info = &buffers->editItemAt(i);
1262
1263        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1264            continue;
1265        }
1266
1267        CHECK_EQ(info->mOwnedByComponent, false);
1268
1269        status_t err =
1270            mOMX->free_buffer(mNode, portIndex, info->mBuffer);
1271
1272        if (err != OK) {
1273            stickyErr = err;
1274        }
1275
1276        if (info->mMediaBuffer != NULL) {
1277            info->mMediaBuffer->setObserver(NULL);
1278
1279            // Make sure nobody but us owns this buffer at this point.
1280            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1281
1282            info->mMediaBuffer->release();
1283        }
1284
1285        buffers->removeAt(i);
1286    }
1287
1288    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1289
1290    return stickyErr;
1291}
1292
1293void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1294    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1295
1296    CHECK_EQ(mState, EXECUTING);
1297    CHECK_EQ(portIndex, kPortIndexOutput);
1298    setState(RECONFIGURING);
1299
1300    if (mQuirks & kNeedsFlushBeforeDisable) {
1301        if (!flushPortAsync(portIndex)) {
1302            onCmdComplete(OMX_CommandFlush, portIndex);
1303        }
1304    } else {
1305        disablePortAsync(portIndex);
1306    }
1307}
1308
1309bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1310    CHECK(mState == EXECUTING || mState == RECONFIGURING
1311            || mState == EXECUTING_TO_IDLE);
1312
1313    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1314         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1315         mPortBuffers[portIndex].size());
1316
1317    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1318    mPortStatus[portIndex] = SHUTTING_DOWN;
1319
1320    if ((mQuirks & kRequiresFlushCompleteEmulation)
1321        && countBuffersWeOwn(mPortBuffers[portIndex])
1322                == mPortBuffers[portIndex].size()) {
1323        // No flush is necessary and this component fails to send a
1324        // flush-complete event in this case.
1325
1326        return false;
1327    }
1328
1329    status_t err =
1330        mOMX->send_command(mNode, OMX_CommandFlush, portIndex);
1331    CHECK_EQ(err, OK);
1332
1333    return true;
1334}
1335
1336void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1337    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1338
1339    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1340    mPortStatus[portIndex] = DISABLING;
1341
1342    status_t err =
1343        mOMX->send_command(mNode, OMX_CommandPortDisable, portIndex);
1344    CHECK_EQ(err, OK);
1345
1346    freeBuffersOnPort(portIndex, true);
1347}
1348
1349void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1350    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1351
1352    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1353    mPortStatus[portIndex] = ENABLING;
1354
1355    status_t err =
1356        mOMX->send_command(mNode, OMX_CommandPortEnable, portIndex);
1357    CHECK_EQ(err, OK);
1358}
1359
1360void OMXCodec::fillOutputBuffers() {
1361    CHECK_EQ(mState, EXECUTING);
1362
1363    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1364    for (size_t i = 0; i < buffers->size(); ++i) {
1365        fillOutputBuffer(&buffers->editItemAt(i));
1366    }
1367}
1368
1369void OMXCodec::drainInputBuffers() {
1370    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1371
1372    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1373    for (size_t i = 0; i < buffers->size(); ++i) {
1374        drainInputBuffer(&buffers->editItemAt(i));
1375    }
1376}
1377
1378void OMXCodec::drainInputBuffer(BufferInfo *info) {
1379    CHECK_EQ(info->mOwnedByComponent, false);
1380
1381    if (mSignalledEOS) {
1382        return;
1383    }
1384
1385    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1386        const CodecSpecificData *specific =
1387            mCodecSpecificData[mCodecSpecificDataIndex];
1388
1389        size_t size = specific->mSize;
1390
1391        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1392                && !(mQuirks & kWantsNALFragments)) {
1393            static const uint8_t kNALStartCode[4] =
1394                    { 0x00, 0x00, 0x00, 0x01 };
1395
1396            CHECK(info->mMem->size() >= specific->mSize + 4);
1397
1398            size += 4;
1399
1400            memcpy(info->mMem->pointer(), kNALStartCode, 4);
1401            memcpy((uint8_t *)info->mMem->pointer() + 4,
1402                   specific->mData, specific->mSize);
1403        } else {
1404            CHECK(info->mMem->size() >= specific->mSize);
1405            memcpy(info->mMem->pointer(), specific->mData, specific->mSize);
1406        }
1407
1408        mOMX->empty_buffer(
1409                mNode, info->mBuffer, 0, size,
1410                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1411                0);
1412
1413        info->mOwnedByComponent = true;
1414
1415        ++mCodecSpecificDataIndex;
1416        return;
1417    }
1418
1419    MediaBuffer *srcBuffer;
1420    status_t err;
1421    if (mSeekTimeUs >= 0) {
1422        MediaSource::ReadOptions options;
1423        options.setSeekTo(mSeekTimeUs);
1424        mSeekTimeUs = -1;
1425
1426        err = mSource->read(&srcBuffer, &options);
1427    } else {
1428        err = mSource->read(&srcBuffer);
1429    }
1430
1431    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1432    OMX_TICKS timestamp = 0;
1433    size_t srcLength = 0;
1434
1435    if (err != OK) {
1436        CODEC_LOGV("signalling end of input stream.");
1437        flags |= OMX_BUFFERFLAG_EOS;
1438
1439        mSignalledEOS = true;
1440    } else {
1441        srcLength = srcBuffer->range_length();
1442
1443        if (info->mMem->size() < srcLength) {
1444            LOGE("info->mMem->size() = %d, srcLength = %d",
1445                 info->mMem->size(), srcLength);
1446        }
1447        CHECK(info->mMem->size() >= srcLength);
1448        memcpy(info->mMem->pointer(),
1449               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1450               srcLength);
1451
1452        int32_t units, scale;
1453        if (srcBuffer->meta_data()->findInt32(kKeyTimeUnits, &units)
1454            && srcBuffer->meta_data()->findInt32(kKeyTimeScale, &scale)) {
1455            timestamp = ((OMX_TICKS)units * 1000000) / scale;
1456
1457            CODEC_LOGV("Calling empty_buffer on buffer %p (length %d)",
1458                 info->mBuffer, srcLength);
1459            CODEC_LOGV("Calling empty_buffer with timestamp %lld us (%.2f secs)",
1460                 timestamp, timestamp / 1E6);
1461        }
1462    }
1463
1464    mOMX->empty_buffer(
1465            mNode, info->mBuffer, 0, srcLength,
1466            flags, timestamp);
1467
1468    info->mOwnedByComponent = true;
1469
1470    if (srcBuffer != NULL) {
1471        srcBuffer->release();
1472        srcBuffer = NULL;
1473    }
1474}
1475
1476void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1477    CHECK_EQ(info->mOwnedByComponent, false);
1478
1479    if (mNoMoreOutputData) {
1480        CODEC_LOGV("There is no more output data available, not "
1481             "calling fillOutputBuffer");
1482        return;
1483    }
1484
1485    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1486    mOMX->fill_buffer(mNode, info->mBuffer);
1487
1488    info->mOwnedByComponent = true;
1489}
1490
1491void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1492    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1493    for (size_t i = 0; i < buffers->size(); ++i) {
1494        if ((*buffers)[i].mBuffer == buffer) {
1495            drainInputBuffer(&buffers->editItemAt(i));
1496            return;
1497        }
1498    }
1499
1500    CHECK(!"should not be here.");
1501}
1502
1503void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1504    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1505    for (size_t i = 0; i < buffers->size(); ++i) {
1506        if ((*buffers)[i].mBuffer == buffer) {
1507            fillOutputBuffer(&buffers->editItemAt(i));
1508            return;
1509        }
1510    }
1511
1512    CHECK(!"should not be here.");
1513}
1514
1515void OMXCodec::setState(State newState) {
1516    mState = newState;
1517    mAsyncCompletion.signal();
1518
1519    // This may cause some spurious wakeups but is necessary to
1520    // unblock the reader if we enter ERROR state.
1521    mBufferFilled.signal();
1522}
1523
1524void OMXCodec::setRawAudioFormat(
1525        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1526    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1527    InitOMXParams(&pcmParams);
1528    pcmParams.nPortIndex = portIndex;
1529
1530    status_t err = mOMX->get_parameter(
1531            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1532
1533    CHECK_EQ(err, OK);
1534
1535    pcmParams.nChannels = numChannels;
1536    pcmParams.eNumData = OMX_NumericalDataSigned;
1537    pcmParams.bInterleaved = OMX_TRUE;
1538    pcmParams.nBitPerSample = 16;
1539    pcmParams.nSamplingRate = sampleRate;
1540    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1541
1542    if (numChannels == 1) {
1543        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
1544    } else {
1545        CHECK_EQ(numChannels, 2);
1546
1547        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
1548        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
1549    }
1550
1551    err = mOMX->set_parameter(
1552            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1553
1554    CHECK_EQ(err, OK);
1555}
1556
1557void OMXCodec::setAMRFormat() {
1558    if (!mIsEncoder) {
1559        OMX_AUDIO_PARAM_AMRTYPE def;
1560        InitOMXParams(&def);
1561        def.nPortIndex = kPortIndexInput;
1562
1563        status_t err =
1564            mOMX->get_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1565
1566        CHECK_EQ(err, OK);
1567
1568        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1569        def.eAMRBandMode = OMX_AUDIO_AMRBandModeNB0;
1570
1571        err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1572        CHECK_EQ(err, OK);
1573    }
1574
1575    ////////////////////////
1576
1577    if (mIsEncoder) {
1578        sp<MetaData> format = mSource->getFormat();
1579        int32_t sampleRate;
1580        int32_t numChannels;
1581        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1582        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1583
1584        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1585    }
1586}
1587
1588void OMXCodec::setAMRWBFormat() {
1589    if (!mIsEncoder) {
1590        OMX_AUDIO_PARAM_AMRTYPE def;
1591        InitOMXParams(&def);
1592        def.nPortIndex = kPortIndexInput;
1593
1594        status_t err =
1595            mOMX->get_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1596
1597        CHECK_EQ(err, OK);
1598
1599        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1600        def.eAMRBandMode = OMX_AUDIO_AMRBandModeWB0;
1601
1602        err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1603        CHECK_EQ(err, OK);
1604    }
1605
1606    ////////////////////////
1607
1608    if (mIsEncoder) {
1609        sp<MetaData> format = mSource->getFormat();
1610        int32_t sampleRate;
1611        int32_t numChannels;
1612        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1613        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1614
1615        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1616    }
1617}
1618
1619void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
1620    if (mIsEncoder) {
1621        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1622    } else {
1623        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1624        InitOMXParams(&profile);
1625        profile.nPortIndex = kPortIndexInput;
1626
1627        status_t err = mOMX->get_parameter(
1628                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1629        CHECK_EQ(err, OK);
1630
1631        profile.nChannels = numChannels;
1632        profile.nSampleRate = sampleRate;
1633        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
1634
1635        err = mOMX->set_parameter(
1636                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1637        CHECK_EQ(err, OK);
1638    }
1639}
1640
1641void OMXCodec::setImageOutputFormat(
1642        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
1643    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
1644
1645#if 0
1646    OMX_INDEXTYPE index;
1647    status_t err = mOMX->get_extension_index(
1648            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
1649    CHECK_EQ(err, OK);
1650
1651    err = mOMX->set_config(mNode, index, &format, sizeof(format));
1652    CHECK_EQ(err, OK);
1653#endif
1654
1655    OMX_PARAM_PORTDEFINITIONTYPE def;
1656    InitOMXParams(&def);
1657    def.nPortIndex = kPortIndexOutput;
1658
1659    status_t err = mOMX->get_parameter(
1660            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1661    CHECK_EQ(err, OK);
1662
1663    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1664
1665    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1666
1667    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
1668    imageDef->eColorFormat = format;
1669    imageDef->nFrameWidth = width;
1670    imageDef->nFrameHeight = height;
1671
1672    switch (format) {
1673        case OMX_COLOR_FormatYUV420PackedPlanar:
1674        case OMX_COLOR_FormatYUV411Planar:
1675        {
1676            def.nBufferSize = (width * height * 3) / 2;
1677            break;
1678        }
1679
1680        case OMX_COLOR_FormatCbYCrY:
1681        {
1682            def.nBufferSize = width * height * 2;
1683            break;
1684        }
1685
1686        case OMX_COLOR_Format32bitARGB8888:
1687        {
1688            def.nBufferSize = width * height * 4;
1689            break;
1690        }
1691
1692        case OMX_COLOR_Format16bitARGB4444:
1693        case OMX_COLOR_Format16bitARGB1555:
1694        case OMX_COLOR_Format16bitRGB565:
1695        case OMX_COLOR_Format16bitBGR565:
1696        {
1697            def.nBufferSize = width * height * 2;
1698            break;
1699        }
1700
1701        default:
1702            CHECK(!"Should not be here. Unknown color format.");
1703            break;
1704    }
1705
1706    def.nBufferCountActual = def.nBufferCountMin;
1707
1708    err = mOMX->set_parameter(
1709            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1710    CHECK_EQ(err, OK);
1711}
1712
1713void OMXCodec::setJPEGInputFormat(
1714        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
1715    OMX_PARAM_PORTDEFINITIONTYPE def;
1716    InitOMXParams(&def);
1717    def.nPortIndex = kPortIndexInput;
1718
1719    status_t err = mOMX->get_parameter(
1720            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1721    CHECK_EQ(err, OK);
1722
1723    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1724    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1725
1726    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
1727    imageDef->nFrameWidth = width;
1728    imageDef->nFrameHeight = height;
1729
1730    def.nBufferSize = compressedSize;
1731    def.nBufferCountActual = def.nBufferCountMin;
1732
1733    err = mOMX->set_parameter(
1734            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1735    CHECK_EQ(err, OK);
1736}
1737
1738void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
1739    CodecSpecificData *specific =
1740        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
1741
1742    specific->mSize = size;
1743    memcpy(specific->mData, data, size);
1744
1745    mCodecSpecificData.push(specific);
1746}
1747
1748void OMXCodec::clearCodecSpecificData() {
1749    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
1750        free(mCodecSpecificData.editItemAt(i));
1751    }
1752    mCodecSpecificData.clear();
1753    mCodecSpecificDataIndex = 0;
1754}
1755
1756status_t OMXCodec::start(MetaData *) {
1757    Mutex::Autolock autoLock(mLock);
1758
1759    if (mState != LOADED) {
1760        return UNKNOWN_ERROR;
1761    }
1762
1763    sp<MetaData> params = new MetaData;
1764    if (mQuirks & kWantsNALFragments) {
1765        params->setInt32(kKeyWantsNALFragments, true);
1766    }
1767    status_t err = mSource->start(params.get());
1768
1769    if (err != OK) {
1770        return err;
1771    }
1772
1773    mCodecSpecificDataIndex = 0;
1774    mInitialBufferSubmit = true;
1775    mSignalledEOS = false;
1776    mNoMoreOutputData = false;
1777    mSeekTimeUs = -1;
1778    mFilledBuffers.clear();
1779
1780    return init();
1781}
1782
1783status_t OMXCodec::stop() {
1784    CODEC_LOGV("stop");
1785
1786    Mutex::Autolock autoLock(mLock);
1787
1788    while (isIntermediateState(mState)) {
1789        mAsyncCompletion.wait(mLock);
1790    }
1791
1792    switch (mState) {
1793        case LOADED:
1794        case ERROR:
1795            break;
1796
1797        case EXECUTING:
1798        {
1799            setState(EXECUTING_TO_IDLE);
1800
1801            if (mQuirks & kRequiresFlushBeforeShutdown) {
1802                CODEC_LOGV("This component requires a flush before transitioning "
1803                     "from EXECUTING to IDLE...");
1804
1805                bool emulateInputFlushCompletion =
1806                    !flushPortAsync(kPortIndexInput);
1807
1808                bool emulateOutputFlushCompletion =
1809                    !flushPortAsync(kPortIndexOutput);
1810
1811                if (emulateInputFlushCompletion) {
1812                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1813                }
1814
1815                if (emulateOutputFlushCompletion) {
1816                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1817                }
1818            } else {
1819                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1820                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1821
1822                status_t err =
1823                    mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1824                CHECK_EQ(err, OK);
1825            }
1826
1827            while (mState != LOADED && mState != ERROR) {
1828                mAsyncCompletion.wait(mLock);
1829            }
1830
1831            break;
1832        }
1833
1834        default:
1835        {
1836            CHECK(!"should not be here.");
1837            break;
1838        }
1839    }
1840
1841    mSource->stop();
1842
1843    return OK;
1844}
1845
1846sp<MetaData> OMXCodec::getFormat() {
1847    return mOutputFormat;
1848}
1849
1850status_t OMXCodec::read(
1851        MediaBuffer **buffer, const ReadOptions *options) {
1852    *buffer = NULL;
1853
1854    Mutex::Autolock autoLock(mLock);
1855
1856    if (mState != EXECUTING && mState != RECONFIGURING) {
1857        return UNKNOWN_ERROR;
1858    }
1859
1860    if (mInitialBufferSubmit) {
1861        mInitialBufferSubmit = false;
1862
1863        drainInputBuffers();
1864
1865        if (mState == EXECUTING) {
1866            // Otherwise mState == RECONFIGURING and this code will trigger
1867            // after the output port is reenabled.
1868            fillOutputBuffers();
1869        }
1870    }
1871
1872    int64_t seekTimeUs;
1873    if (options && options->getSeekTo(&seekTimeUs)) {
1874        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
1875
1876        mSignalledEOS = false;
1877        mNoMoreOutputData = false;
1878
1879        CHECK(seekTimeUs >= 0);
1880        mSeekTimeUs = seekTimeUs;
1881
1882        mFilledBuffers.clear();
1883
1884        CHECK_EQ(mState, EXECUTING);
1885
1886        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
1887        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
1888
1889        if (emulateInputFlushCompletion) {
1890            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1891        }
1892
1893        if (emulateOutputFlushCompletion) {
1894            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1895        }
1896    }
1897
1898    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
1899        mBufferFilled.wait(mLock);
1900    }
1901
1902    if (mState == ERROR) {
1903        return UNKNOWN_ERROR;
1904    }
1905
1906    if (mFilledBuffers.empty()) {
1907        return ERROR_END_OF_STREAM;
1908    }
1909
1910    size_t index = *mFilledBuffers.begin();
1911    mFilledBuffers.erase(mFilledBuffers.begin());
1912
1913    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
1914    info->mMediaBuffer->add_ref();
1915    *buffer = info->mMediaBuffer;
1916
1917    return OK;
1918}
1919
1920void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
1921    Mutex::Autolock autoLock(mLock);
1922
1923    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1924    for (size_t i = 0; i < buffers->size(); ++i) {
1925        BufferInfo *info = &buffers->editItemAt(i);
1926
1927        if (info->mMediaBuffer == buffer) {
1928            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1929            fillOutputBuffer(info);
1930            return;
1931        }
1932    }
1933
1934    CHECK(!"should not be here.");
1935}
1936
1937static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
1938    static const char *kNames[] = {
1939        "OMX_IMAGE_CodingUnused",
1940        "OMX_IMAGE_CodingAutoDetect",
1941        "OMX_IMAGE_CodingJPEG",
1942        "OMX_IMAGE_CodingJPEG2K",
1943        "OMX_IMAGE_CodingEXIF",
1944        "OMX_IMAGE_CodingTIFF",
1945        "OMX_IMAGE_CodingGIF",
1946        "OMX_IMAGE_CodingPNG",
1947        "OMX_IMAGE_CodingLZW",
1948        "OMX_IMAGE_CodingBMP",
1949    };
1950
1951    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1952
1953    if (type < 0 || (size_t)type >= numNames) {
1954        return "UNKNOWN";
1955    } else {
1956        return kNames[type];
1957    }
1958}
1959
1960static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
1961    static const char *kNames[] = {
1962        "OMX_COLOR_FormatUnused",
1963        "OMX_COLOR_FormatMonochrome",
1964        "OMX_COLOR_Format8bitRGB332",
1965        "OMX_COLOR_Format12bitRGB444",
1966        "OMX_COLOR_Format16bitARGB4444",
1967        "OMX_COLOR_Format16bitARGB1555",
1968        "OMX_COLOR_Format16bitRGB565",
1969        "OMX_COLOR_Format16bitBGR565",
1970        "OMX_COLOR_Format18bitRGB666",
1971        "OMX_COLOR_Format18bitARGB1665",
1972        "OMX_COLOR_Format19bitARGB1666",
1973        "OMX_COLOR_Format24bitRGB888",
1974        "OMX_COLOR_Format24bitBGR888",
1975        "OMX_COLOR_Format24bitARGB1887",
1976        "OMX_COLOR_Format25bitARGB1888",
1977        "OMX_COLOR_Format32bitBGRA8888",
1978        "OMX_COLOR_Format32bitARGB8888",
1979        "OMX_COLOR_FormatYUV411Planar",
1980        "OMX_COLOR_FormatYUV411PackedPlanar",
1981        "OMX_COLOR_FormatYUV420Planar",
1982        "OMX_COLOR_FormatYUV420PackedPlanar",
1983        "OMX_COLOR_FormatYUV420SemiPlanar",
1984        "OMX_COLOR_FormatYUV422Planar",
1985        "OMX_COLOR_FormatYUV422PackedPlanar",
1986        "OMX_COLOR_FormatYUV422SemiPlanar",
1987        "OMX_COLOR_FormatYCbYCr",
1988        "OMX_COLOR_FormatYCrYCb",
1989        "OMX_COLOR_FormatCbYCrY",
1990        "OMX_COLOR_FormatCrYCbY",
1991        "OMX_COLOR_FormatYUV444Interleaved",
1992        "OMX_COLOR_FormatRawBayer8bit",
1993        "OMX_COLOR_FormatRawBayer10bit",
1994        "OMX_COLOR_FormatRawBayer8bitcompressed",
1995        "OMX_COLOR_FormatL2",
1996        "OMX_COLOR_FormatL4",
1997        "OMX_COLOR_FormatL8",
1998        "OMX_COLOR_FormatL16",
1999        "OMX_COLOR_FormatL24",
2000        "OMX_COLOR_FormatL32",
2001        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2002        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2003        "OMX_COLOR_Format18BitBGR666",
2004        "OMX_COLOR_Format24BitARGB6666",
2005        "OMX_COLOR_Format24BitABGR6666",
2006    };
2007
2008    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2009
2010    static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
2011
2012    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2013        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2014    } else if (type < 0 || (size_t)type >= numNames) {
2015        return "UNKNOWN";
2016    } else {
2017        return kNames[type];
2018    }
2019}
2020
2021static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2022    static const char *kNames[] = {
2023        "OMX_VIDEO_CodingUnused",
2024        "OMX_VIDEO_CodingAutoDetect",
2025        "OMX_VIDEO_CodingMPEG2",
2026        "OMX_VIDEO_CodingH263",
2027        "OMX_VIDEO_CodingMPEG4",
2028        "OMX_VIDEO_CodingWMV",
2029        "OMX_VIDEO_CodingRV",
2030        "OMX_VIDEO_CodingAVC",
2031        "OMX_VIDEO_CodingMJPEG",
2032    };
2033
2034    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2035
2036    if (type < 0 || (size_t)type >= numNames) {
2037        return "UNKNOWN";
2038    } else {
2039        return kNames[type];
2040    }
2041}
2042
2043static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2044    static const char *kNames[] = {
2045        "OMX_AUDIO_CodingUnused",
2046        "OMX_AUDIO_CodingAutoDetect",
2047        "OMX_AUDIO_CodingPCM",
2048        "OMX_AUDIO_CodingADPCM",
2049        "OMX_AUDIO_CodingAMR",
2050        "OMX_AUDIO_CodingGSMFR",
2051        "OMX_AUDIO_CodingGSMEFR",
2052        "OMX_AUDIO_CodingGSMHR",
2053        "OMX_AUDIO_CodingPDCFR",
2054        "OMX_AUDIO_CodingPDCEFR",
2055        "OMX_AUDIO_CodingPDCHR",
2056        "OMX_AUDIO_CodingTDMAFR",
2057        "OMX_AUDIO_CodingTDMAEFR",
2058        "OMX_AUDIO_CodingQCELP8",
2059        "OMX_AUDIO_CodingQCELP13",
2060        "OMX_AUDIO_CodingEVRC",
2061        "OMX_AUDIO_CodingSMV",
2062        "OMX_AUDIO_CodingG711",
2063        "OMX_AUDIO_CodingG723",
2064        "OMX_AUDIO_CodingG726",
2065        "OMX_AUDIO_CodingG729",
2066        "OMX_AUDIO_CodingAAC",
2067        "OMX_AUDIO_CodingMP3",
2068        "OMX_AUDIO_CodingSBC",
2069        "OMX_AUDIO_CodingVORBIS",
2070        "OMX_AUDIO_CodingWMA",
2071        "OMX_AUDIO_CodingRA",
2072        "OMX_AUDIO_CodingMIDI",
2073    };
2074
2075    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2076
2077    if (type < 0 || (size_t)type >= numNames) {
2078        return "UNKNOWN";
2079    } else {
2080        return kNames[type];
2081    }
2082}
2083
2084static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2085    static const char *kNames[] = {
2086        "OMX_AUDIO_PCMModeLinear",
2087        "OMX_AUDIO_PCMModeALaw",
2088        "OMX_AUDIO_PCMModeMULaw",
2089    };
2090
2091    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2092
2093    if (type < 0 || (size_t)type >= numNames) {
2094        return "UNKNOWN";
2095    } else {
2096        return kNames[type];
2097    }
2098}
2099
2100static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2101    static const char *kNames[] = {
2102        "OMX_AUDIO_AMRBandModeUnused",
2103        "OMX_AUDIO_AMRBandModeNB0",
2104        "OMX_AUDIO_AMRBandModeNB1",
2105        "OMX_AUDIO_AMRBandModeNB2",
2106        "OMX_AUDIO_AMRBandModeNB3",
2107        "OMX_AUDIO_AMRBandModeNB4",
2108        "OMX_AUDIO_AMRBandModeNB5",
2109        "OMX_AUDIO_AMRBandModeNB6",
2110        "OMX_AUDIO_AMRBandModeNB7",
2111        "OMX_AUDIO_AMRBandModeWB0",
2112        "OMX_AUDIO_AMRBandModeWB1",
2113        "OMX_AUDIO_AMRBandModeWB2",
2114        "OMX_AUDIO_AMRBandModeWB3",
2115        "OMX_AUDIO_AMRBandModeWB4",
2116        "OMX_AUDIO_AMRBandModeWB5",
2117        "OMX_AUDIO_AMRBandModeWB6",
2118        "OMX_AUDIO_AMRBandModeWB7",
2119        "OMX_AUDIO_AMRBandModeWB8",
2120    };
2121
2122    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2123
2124    if (type < 0 || (size_t)type >= numNames) {
2125        return "UNKNOWN";
2126    } else {
2127        return kNames[type];
2128    }
2129}
2130
2131static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2132    static const char *kNames[] = {
2133        "OMX_AUDIO_AMRFrameFormatConformance",
2134        "OMX_AUDIO_AMRFrameFormatIF1",
2135        "OMX_AUDIO_AMRFrameFormatIF2",
2136        "OMX_AUDIO_AMRFrameFormatFSF",
2137        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2138        "OMX_AUDIO_AMRFrameFormatITU",
2139    };
2140
2141    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2142
2143    if (type < 0 || (size_t)type >= numNames) {
2144        return "UNKNOWN";
2145    } else {
2146        return kNames[type];
2147    }
2148}
2149
2150void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2151    OMX_PARAM_PORTDEFINITIONTYPE def;
2152    InitOMXParams(&def);
2153    def.nPortIndex = portIndex;
2154
2155    status_t err = mOMX->get_parameter(
2156            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2157    CHECK_EQ(err, OK);
2158
2159    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2160
2161    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2162          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2163
2164    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2165    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2166    printf("  nBufferSize = %ld\n", def.nBufferSize);
2167
2168    switch (def.eDomain) {
2169        case OMX_PortDomainImage:
2170        {
2171            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2172
2173            printf("\n");
2174            printf("  // Image\n");
2175            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2176            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2177            printf("  nStride = %ld\n", imageDef->nStride);
2178
2179            printf("  eCompressionFormat = %s\n",
2180                   imageCompressionFormatString(imageDef->eCompressionFormat));
2181
2182            printf("  eColorFormat = %s\n",
2183                   colorFormatString(imageDef->eColorFormat));
2184
2185            break;
2186        }
2187
2188        case OMX_PortDomainVideo:
2189        {
2190            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2191
2192            printf("\n");
2193            printf("  // Video\n");
2194            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2195            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2196            printf("  nStride = %ld\n", videoDef->nStride);
2197
2198            printf("  eCompressionFormat = %s\n",
2199                   videoCompressionFormatString(videoDef->eCompressionFormat));
2200
2201            printf("  eColorFormat = %s\n",
2202                   colorFormatString(videoDef->eColorFormat));
2203
2204            break;
2205        }
2206
2207        case OMX_PortDomainAudio:
2208        {
2209            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2210
2211            printf("\n");
2212            printf("  // Audio\n");
2213            printf("  eEncoding = %s\n",
2214                   audioCodingTypeString(audioDef->eEncoding));
2215
2216            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2217                OMX_AUDIO_PARAM_PCMMODETYPE params;
2218                InitOMXParams(&params);
2219                params.nPortIndex = portIndex;
2220
2221                err = mOMX->get_parameter(
2222                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2223                CHECK_EQ(err, OK);
2224
2225                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2226                printf("  nChannels = %ld\n", params.nChannels);
2227                printf("  bInterleaved = %d\n", params.bInterleaved);
2228                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2229
2230                printf("  eNumData = %s\n",
2231                       params.eNumData == OMX_NumericalDataSigned
2232                        ? "signed" : "unsigned");
2233
2234                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2235            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2236                OMX_AUDIO_PARAM_AMRTYPE amr;
2237                InitOMXParams(&amr);
2238                amr.nPortIndex = portIndex;
2239
2240                err = mOMX->get_parameter(
2241                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2242                CHECK_EQ(err, OK);
2243
2244                printf("  nChannels = %ld\n", amr.nChannels);
2245                printf("  eAMRBandMode = %s\n",
2246                        amrBandModeString(amr.eAMRBandMode));
2247                printf("  eAMRFrameFormat = %s\n",
2248                        amrFrameFormatString(amr.eAMRFrameFormat));
2249            }
2250
2251            break;
2252        }
2253
2254        default:
2255        {
2256            printf("  // Unknown\n");
2257            break;
2258        }
2259    }
2260
2261    printf("}\n");
2262}
2263
2264void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2265    mOutputFormat = new MetaData;
2266    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2267
2268    OMX_PARAM_PORTDEFINITIONTYPE def;
2269    InitOMXParams(&def);
2270    def.nPortIndex = kPortIndexOutput;
2271
2272    status_t err = mOMX->get_parameter(
2273            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2274    CHECK_EQ(err, OK);
2275
2276    switch (def.eDomain) {
2277        case OMX_PortDomainImage:
2278        {
2279            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2280            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2281
2282            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2283            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2284            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2285            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2286            break;
2287        }
2288
2289        case OMX_PortDomainAudio:
2290        {
2291            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2292
2293            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2294                OMX_AUDIO_PARAM_PCMMODETYPE params;
2295                InitOMXParams(&params);
2296                params.nPortIndex = kPortIndexOutput;
2297
2298                err = mOMX->get_parameter(
2299                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2300                CHECK_EQ(err, OK);
2301
2302                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2303                CHECK_EQ(params.nBitPerSample, 16);
2304                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2305
2306                int32_t numChannels, sampleRate;
2307                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2308                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2309
2310                if ((OMX_U32)numChannels != params.nChannels) {
2311                    LOGW("Codec outputs a different number of channels than "
2312                         "the input stream contains.");
2313                }
2314
2315                mOutputFormat->setCString(
2316                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2317
2318                // Use the codec-advertised number of channels, as some
2319                // codecs appear to output stereo even if the input data is
2320                // mono.
2321                mOutputFormat->setInt32(kKeyChannelCount, params.nChannels);
2322
2323                // The codec-reported sampleRate is not reliable...
2324                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2325            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2326                OMX_AUDIO_PARAM_AMRTYPE amr;
2327                InitOMXParams(&amr);
2328                amr.nPortIndex = kPortIndexOutput;
2329
2330                err = mOMX->get_parameter(
2331                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2332                CHECK_EQ(err, OK);
2333
2334                CHECK_EQ(amr.nChannels, 1);
2335                mOutputFormat->setInt32(kKeyChannelCount, 1);
2336
2337                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2338                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2339                    mOutputFormat->setCString(
2340                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2341                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2342                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2343                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2344                    mOutputFormat->setCString(
2345                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2346                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2347                } else {
2348                    CHECK(!"Unknown AMR band mode.");
2349                }
2350            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2351                mOutputFormat->setCString(
2352                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2353            } else {
2354                CHECK(!"Should not be here. Unknown audio encoding.");
2355            }
2356            break;
2357        }
2358
2359        case OMX_PortDomainVideo:
2360        {
2361            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2362
2363            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2364                mOutputFormat->setCString(
2365                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2366            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2367                mOutputFormat->setCString(
2368                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2369            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2370                mOutputFormat->setCString(
2371                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2372            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2373                mOutputFormat->setCString(
2374                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2375            } else {
2376                CHECK(!"Unknown compression format.");
2377            }
2378
2379            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2380                // This component appears to be lying to me.
2381                mOutputFormat->setInt32(
2382                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2383                mOutputFormat->setInt32(
2384                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2385            } else {
2386                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2387                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2388            }
2389
2390            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2391            break;
2392        }
2393
2394        default:
2395        {
2396            CHECK(!"should not be here, neither audio nor video.");
2397            break;
2398        }
2399    }
2400}
2401
2402////////////////////////////////////////////////////////////////////////////////
2403
2404status_t QueryCodecs(
2405        const sp<IOMX> &omx,
2406        const char *mime, bool queryDecoders,
2407        Vector<CodecCapabilities> *results) {
2408    results->clear();
2409
2410    for (int index = 0;; ++index) {
2411        const char *componentName;
2412
2413        if (!queryDecoders) {
2414            componentName = GetCodec(
2415                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2416                    mime, index);
2417        } else {
2418            componentName = GetCodec(
2419                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2420                    mime, index);
2421        }
2422
2423        if (!componentName) {
2424            return OK;
2425        }
2426
2427        IOMX::node_id node;
2428        status_t err = omx->allocate_node(componentName, &node);
2429
2430        if (err != OK) {
2431            continue;
2432        }
2433
2434        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2435
2436        results->push();
2437        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2438        caps->mComponentName = componentName;
2439
2440        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2441        InitOMXParams(&param);
2442
2443        param.nPortIndex = queryDecoders ? 0 : 1;
2444
2445        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2446            err = omx->get_parameter(
2447                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2448                    &param, sizeof(param));
2449
2450            if (err != OK) {
2451                break;
2452            }
2453
2454            CodecProfileLevel profileLevel;
2455            profileLevel.mProfile = param.eProfile;
2456            profileLevel.mLevel = param.eLevel;
2457
2458            caps->mProfileLevels.push(profileLevel);
2459        }
2460
2461        CHECK_EQ(omx->free_node(node), OK);
2462    }
2463}
2464
2465}  // namespace android
2466