OMXCodec.cpp revision 4926a47afc079c8d9259f18a26accbfba2f976eb 
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        quirks |= kOutputDimensionsAre16Aligned;
214    }
215    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
216        quirks |= kNeedsFlushBeforeDisable;
217    }
218    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
219        quirks |= kNeedsFlushBeforeDisable;
220        quirks |= kRequiresFlushCompleteEmulation;
221
222        // The following is currently necessary for proper shutdown
223        // behaviour, but NOT enabled by default in order to make the
224        // bug reproducible...
225        // quirks |= kRequiresFlushBeforeShutdown;
226    }
227    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
228        quirks |= kRequiresLoadedToIdleAfterAllocation;
229        quirks |= kRequiresAllocateBufferOnInputPorts;
230    }
231    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
232        // XXX Required on P....on only.
233        quirks |= kRequiresAllocateBufferOnOutputPorts;
234        quirks |= kOutputDimensionsAre16Aligned;
235    }
236
237    if (!strncmp(componentName, "OMX.TI.", 7)) {
238        // Apparently I must not use OMX_UseBuffer on either input or
239        // output ports on any of the TI components or quote:
240        // "(I) may have unexpected problem (sic) which can be timing related
241        //  and hard to reproduce."
242
243        quirks |= kRequiresAllocateBufferOnInputPorts;
244        quirks |= kRequiresAllocateBufferOnOutputPorts;
245    }
246
247    sp<OMXCodec> codec = new OMXCodec(
248            omx, node, quirks, createEncoder, mime, componentName,
249            source);
250
251    uint32_t type;
252    const void *data;
253    size_t size;
254    if (meta->findData(kKeyESDS, &type, &data, &size)) {
255        ESDS esds((const char *)data, size);
256        CHECK_EQ(esds.InitCheck(), OK);
257
258        const void *codec_specific_data;
259        size_t codec_specific_data_size;
260        esds.getCodecSpecificInfo(
261                &codec_specific_data, &codec_specific_data_size);
262
263        printf("found codec-specific data of size %d\n",
264               codec_specific_data_size);
265
266        codec->addCodecSpecificData(
267                codec_specific_data, codec_specific_data_size);
268    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
269        printf("found avcc of size %d\n", size);
270
271        // Parse the AVCDecoderConfigurationRecord
272
273        const uint8_t *ptr = (const uint8_t *)data;
274
275        CHECK(size >= 7);
276        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
277        uint8_t profile = ptr[1];
278        uint8_t level = ptr[3];
279
280        CHECK((ptr[4] >> 2) == 0x3f);  // reserved
281
282        size_t lengthSize = 1 + (ptr[4] & 3);
283
284        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
285        // violates it...
286        // CHECK((ptr[5] >> 5) == 7);  // reserved
287
288        size_t numSeqParameterSets = ptr[5] & 31;
289
290        ptr += 6;
291        size -= 6;
292
293        for (size_t i = 0; i < numSeqParameterSets; ++i) {
294            CHECK(size >= 2);
295            size_t length = U16_AT(ptr);
296
297            ptr += 2;
298            size -= 2;
299
300            CHECK(size >= length);
301
302            codec->addCodecSpecificData(ptr, length);
303
304            ptr += length;
305            size -= length;
306        }
307
308        CHECK(size >= 1);
309        size_t numPictureParameterSets = *ptr;
310        ++ptr;
311        --size;
312
313        for (size_t i = 0; i < numPictureParameterSets; ++i) {
314            CHECK(size >= 2);
315            size_t length = U16_AT(ptr);
316
317            ptr += 2;
318            size -= 2;
319
320            CHECK(size >= length);
321
322            codec->addCodecSpecificData(ptr, length);
323
324            ptr += length;
325            size -= length;
326        }
327
328        LOGI("AVC profile = %d (%s), level = %d",
329             (int)profile, AVCProfileToString(profile), (int)level / 10);
330
331        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
332            && (profile != kAVCProfileBaseline || level > 39)) {
333            // This stream exceeds the decoder's capabilities.
334
335            LOGE("Profile and/or level exceed the decoder's capabilities.");
336            return NULL;
337        }
338    }
339
340    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
341        codec->setAMRFormat();
342    }
343    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
344        codec->setAMRWBFormat();
345    }
346    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
347        int32_t numChannels, sampleRate;
348        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
349        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
350
351        codec->setAACFormat(numChannels, sampleRate);
352    }
353    if (!strncasecmp(mime, "video/", 6)) {
354        int32_t width, height;
355        bool success = meta->findInt32(kKeyWidth, &width);
356        success = success && meta->findInt32(kKeyHeight, &height);
357        CHECK(success);
358
359        if (createEncoder) {
360            codec->setVideoInputFormat(mime, width, height);
361        } else {
362            codec->setVideoOutputFormat(mime, width, height);
363        }
364    }
365    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
366        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
367        OMX_COLOR_FORMATTYPE format =
368            OMX_COLOR_Format32bitARGB8888;
369            // OMX_COLOR_FormatYUV420PackedPlanar;
370            // OMX_COLOR_FormatCbYCrY;
371            // OMX_COLOR_FormatYUV411Planar;
372
373        int32_t width, height;
374        bool success = meta->findInt32(kKeyWidth, &width);
375        success = success && meta->findInt32(kKeyHeight, &height);
376
377        int32_t compressedSize;
378        success = success && meta->findInt32(
379                kKeyMaxInputSize, &compressedSize);
380
381        CHECK(success);
382        CHECK(compressedSize > 0);
383
384        codec->setImageOutputFormat(format, width, height);
385        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
386    }
387
388    int32_t maxInputSize;
389    if (createEncoder && meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
390        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
391    }
392
393    if (!strcmp(componentName, "OMX.TI.AMR.encode")
394        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
395        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
396    }
397
398    codec->initOutputFormat(meta);
399
400    return codec;
401}
402
403void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
404    OMX_PARAM_PORTDEFINITIONTYPE def;
405    InitOMXParams(&def);
406    def.nPortIndex = portIndex;
407
408    status_t err = mOMX->get_parameter(
409            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
410    CHECK_EQ(err, OK);
411
412    if (def.nBufferSize < size) {
413        def.nBufferSize = size;
414
415    }
416
417    err = mOMX->set_parameter(
418            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
419    CHECK_EQ(err, OK);
420}
421
422status_t OMXCodec::setVideoPortFormatType(
423        OMX_U32 portIndex,
424        OMX_VIDEO_CODINGTYPE compressionFormat,
425        OMX_COLOR_FORMATTYPE colorFormat) {
426    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
427    InitOMXParams(&format);
428    format.nPortIndex = portIndex;
429    format.nIndex = 0;
430    bool found = false;
431
432    OMX_U32 index = 0;
433    for (;;) {
434        format.nIndex = index;
435        status_t err = mOMX->get_parameter(
436                mNode, OMX_IndexParamVideoPortFormat,
437                &format, sizeof(format));
438
439        if (err != OK) {
440            return err;
441        }
442
443        // The following assertion is violated by TI's video decoder.
444        // CHECK_EQ(format.nIndex, index);
445
446#if 1
447        CODEC_LOGI("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
448             portIndex,
449             index, format.eCompressionFormat, format.eColorFormat);
450#endif
451
452        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
453            if (portIndex == kPortIndexInput
454                    && colorFormat == format.eColorFormat) {
455                // eCompressionFormat does not seem right.
456                found = true;
457                break;
458            }
459            if (portIndex == kPortIndexOutput
460                    && compressionFormat == format.eCompressionFormat) {
461                // eColorFormat does not seem right.
462                found = true;
463                break;
464            }
465        }
466
467        if (format.eCompressionFormat == compressionFormat
468            && format.eColorFormat == colorFormat) {
469            found = true;
470            break;
471        }
472
473        ++index;
474    }
475
476    if (!found) {
477        return UNKNOWN_ERROR;
478    }
479
480    CODEC_LOGI("found a match.");
481    status_t err = mOMX->set_parameter(
482            mNode, OMX_IndexParamVideoPortFormat,
483            &format, sizeof(format));
484
485    return err;
486}
487
488void OMXCodec::setVideoInputFormat(
489        const char *mime, OMX_U32 width, OMX_U32 height) {
490    CODEC_LOGI("setVideoInputFormat width=%ld, height=%ld", width, height);
491
492    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
493    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
494        compressionFormat = OMX_VIDEO_CodingAVC;
495    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
496        compressionFormat = OMX_VIDEO_CodingMPEG4;
497    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
498        compressionFormat = OMX_VIDEO_CodingH263;
499    } else {
500        LOGE("Not a supported video mime type: %s", mime);
501        CHECK(!"Should not be here. Not a supported video mime type.");
502    }
503
504    OMX_COLOR_FORMATTYPE colorFormat =
505        0 ? OMX_COLOR_FormatYCbYCr : OMX_COLOR_FormatCbYCrY;
506
507    if (!strncmp("OMX.qcom.video.encoder.", mComponentName, 23)) {
508        colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
509    }
510
511    setVideoPortFormatType(
512            kPortIndexInput, OMX_VIDEO_CodingUnused,
513            colorFormat);
514
515    setVideoPortFormatType(
516            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
517
518    OMX_PARAM_PORTDEFINITIONTYPE def;
519    InitOMXParams(&def);
520    def.nPortIndex = kPortIndexOutput;
521
522    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
523
524    status_t err = mOMX->get_parameter(
525            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
526
527    CHECK_EQ(err, OK);
528    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
529
530    video_def->nFrameWidth = width;
531    video_def->nFrameHeight = height;
532
533    video_def->eCompressionFormat = compressionFormat;
534    video_def->eColorFormat = OMX_COLOR_FormatUnused;
535
536    err = mOMX->set_parameter(
537            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
538    CHECK_EQ(err, OK);
539
540    ////////////////////////////////////////////////////////////////////////////
541
542    InitOMXParams(&def);
543    def.nPortIndex = kPortIndexInput;
544
545    err = mOMX->get_parameter(
546            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
547    CHECK_EQ(err, OK);
548
549    def.nBufferSize = (width * height * 2); // (width * height * 3) / 2;
550    CODEC_LOGI("Setting nBufferSize = %ld", def.nBufferSize);
551
552    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
553
554    video_def->nFrameWidth = width;
555    video_def->nFrameHeight = height;
556    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
557    video_def->eColorFormat = colorFormat;
558
559    err = mOMX->set_parameter(
560            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
561    CHECK_EQ(err, OK);
562}
563
564void OMXCodec::setVideoOutputFormat(
565        const char *mime, OMX_U32 width, OMX_U32 height) {
566    CODEC_LOGI("setVideoOutputFormat width=%ld, height=%ld", width, height);
567
568    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
569    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
570        compressionFormat = OMX_VIDEO_CodingAVC;
571    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
572        compressionFormat = OMX_VIDEO_CodingMPEG4;
573    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
574        compressionFormat = OMX_VIDEO_CodingH263;
575    } else {
576        LOGE("Not a supported video mime type: %s", mime);
577        CHECK(!"Should not be here. Not a supported video mime type.");
578    }
579
580    setVideoPortFormatType(
581            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
582
583#if 1
584    {
585        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
586        InitOMXParams(&format);
587        format.nPortIndex = kPortIndexOutput;
588        format.nIndex = 0;
589
590        status_t err = mOMX->get_parameter(
591                mNode, OMX_IndexParamVideoPortFormat,
592                &format, sizeof(format));
593        CHECK_EQ(err, OK);
594        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
595
596        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
597
598        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
599               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
600               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
601               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
602
603        err = mOMX->set_parameter(
604                mNode, OMX_IndexParamVideoPortFormat,
605                &format, sizeof(format));
606        CHECK_EQ(err, OK);
607    }
608#endif
609
610    OMX_PARAM_PORTDEFINITIONTYPE def;
611    InitOMXParams(&def);
612    def.nPortIndex = kPortIndexInput;
613
614    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
615
616    status_t err = mOMX->get_parameter(
617            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
618
619    CHECK_EQ(err, OK);
620
621#if 1
622    // XXX Need a (much) better heuristic to compute input buffer sizes.
623    const size_t X = 64 * 1024;
624    if (def.nBufferSize < X) {
625        def.nBufferSize = X;
626    }
627#endif
628
629    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
630
631    video_def->nFrameWidth = width;
632    video_def->nFrameHeight = height;
633
634    video_def->eColorFormat = OMX_COLOR_FormatUnused;
635
636    err = mOMX->set_parameter(
637            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
638    CHECK_EQ(err, OK);
639
640    ////////////////////////////////////////////////////////////////////////////
641
642    InitOMXParams(&def);
643    def.nPortIndex = kPortIndexOutput;
644
645    err = mOMX->get_parameter(
646            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
647    CHECK_EQ(err, OK);
648    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
649
650#if 0
651    def.nBufferSize =
652        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
653#endif
654
655    video_def->nFrameWidth = width;
656    video_def->nFrameHeight = height;
657
658    err = mOMX->set_parameter(
659            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
660    CHECK_EQ(err, OK);
661}
662
663
664OMXCodec::OMXCodec(
665        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
666        bool isEncoder,
667        const char *mime,
668        const char *componentName,
669        const sp<MediaSource> &source)
670    : mOMX(omx),
671      mNode(node),
672      mQuirks(quirks),
673      mIsEncoder(isEncoder),
674      mMIME(strdup(mime)),
675      mComponentName(strdup(componentName)),
676      mSource(source),
677      mCodecSpecificDataIndex(0),
678      mState(LOADED),
679      mInitialBufferSubmit(true),
680      mSignalledEOS(false),
681      mNoMoreOutputData(false),
682      mSeekTimeUs(-1) {
683    mPortStatus[kPortIndexInput] = ENABLED;
684    mPortStatus[kPortIndexOutput] = ENABLED;
685
686    mObserver = new OMXCodecObserver(this);
687    mOMX->observe_node(mNode, mObserver);
688
689    setComponentRole();
690}
691
692// static
693void OMXCodec::setComponentRole(
694        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
695        const char *mime) {
696    struct MimeToRole {
697        const char *mime;
698        const char *decoderRole;
699        const char *encoderRole;
700    };
701
702    static const MimeToRole kMimeToRole[] = {
703        { MEDIA_MIMETYPE_AUDIO_MPEG,
704            "audio_decoder.mp3", "audio_encoder.mp3" },
705        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
706            "audio_decoder.amrnb", "audio_encoder.amrnb" },
707        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
708            "audio_decoder.amrwb", "audio_encoder.amrwb" },
709        { MEDIA_MIMETYPE_AUDIO_AAC,
710            "audio_decoder.aac", "audio_encoder.aac" },
711        { MEDIA_MIMETYPE_VIDEO_AVC,
712            "video_decoder.avc", "video_encoder.avc" },
713        { MEDIA_MIMETYPE_VIDEO_MPEG4,
714            "video_decoder.mpeg4", "video_encoder.mpeg4" },
715        { MEDIA_MIMETYPE_VIDEO_H263,
716            "video_decoder.h263", "video_encoder.h263" },
717    };
718
719    static const size_t kNumMimeToRole =
720        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
721
722    size_t i;
723    for (i = 0; i < kNumMimeToRole; ++i) {
724        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
725            break;
726        }
727    }
728
729    if (i == kNumMimeToRole) {
730        return;
731    }
732
733    const char *role =
734        isEncoder ? kMimeToRole[i].encoderRole
735                  : kMimeToRole[i].decoderRole;
736
737    if (role != NULL) {
738        OMX_PARAM_COMPONENTROLETYPE roleParams;
739        InitOMXParams(&roleParams);
740
741        strncpy((char *)roleParams.cRole,
742                role, OMX_MAX_STRINGNAME_SIZE - 1);
743
744        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
745
746        status_t err = omx->set_parameter(
747                node, OMX_IndexParamStandardComponentRole,
748                &roleParams, sizeof(roleParams));
749
750        if (err != OK) {
751            LOGW("Failed to set standard component role '%s'.", role);
752        }
753    }
754}
755
756void OMXCodec::setComponentRole() {
757    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
758}
759
760OMXCodec::~OMXCodec() {
761    CHECK(mState == LOADED || mState == ERROR);
762
763    status_t err = mOMX->observe_node(mNode, NULL);
764    CHECK_EQ(err, OK);
765
766    err = mOMX->free_node(mNode);
767    CHECK_EQ(err, OK);
768
769    mNode = NULL;
770    setState(DEAD);
771
772    clearCodecSpecificData();
773
774    free(mComponentName);
775    mComponentName = NULL;
776
777    free(mMIME);
778    mMIME = NULL;
779}
780
781status_t OMXCodec::init() {
782    // mLock is held.
783
784    CHECK_EQ(mState, LOADED);
785
786    status_t err;
787    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
788        err = mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
789        CHECK_EQ(err, OK);
790        setState(LOADED_TO_IDLE);
791    }
792
793    err = allocateBuffers();
794    CHECK_EQ(err, OK);
795
796    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
797        err = mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
798        CHECK_EQ(err, OK);
799
800        setState(LOADED_TO_IDLE);
801    }
802
803    while (mState != EXECUTING && mState != ERROR) {
804        mAsyncCompletion.wait(mLock);
805    }
806
807    return mState == ERROR ? UNKNOWN_ERROR : OK;
808}
809
810// static
811bool OMXCodec::isIntermediateState(State state) {
812    return state == LOADED_TO_IDLE
813        || state == IDLE_TO_EXECUTING
814        || state == EXECUTING_TO_IDLE
815        || state == IDLE_TO_LOADED
816        || state == RECONFIGURING;
817}
818
819status_t OMXCodec::allocateBuffers() {
820    status_t err = allocateBuffersOnPort(kPortIndexInput);
821
822    if (err != OK) {
823        return err;
824    }
825
826    return allocateBuffersOnPort(kPortIndexOutput);
827}
828
829status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
830    OMX_PARAM_PORTDEFINITIONTYPE def;
831    InitOMXParams(&def);
832    def.nPortIndex = portIndex;
833
834    status_t err = mOMX->get_parameter(
835            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
836
837    if (err != OK) {
838        return err;
839    }
840
841    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
842    mDealer[portIndex] = new MemoryDealer(totalSize);
843
844    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
845        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
846        CHECK(mem.get() != NULL);
847
848        IOMX::buffer_id buffer;
849        if (portIndex == kPortIndexInput
850                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
851            err = mOMX->allocate_buffer_with_backup(
852                    mNode, portIndex, mem, &buffer);
853        } else if (portIndex == kPortIndexOutput
854                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
855            err = mOMX->allocate_buffer_with_backup(
856                    mNode, portIndex, mem, &buffer);
857        } else {
858            err = mOMX->use_buffer(mNode, portIndex, mem, &buffer);
859        }
860
861        if (err != OK) {
862            LOGE("allocate_buffer_with_backup failed");
863            return err;
864        }
865
866        BufferInfo info;
867        info.mBuffer = buffer;
868        info.mOwnedByComponent = false;
869        info.mMem = mem;
870        info.mMediaBuffer = NULL;
871
872        if (portIndex == kPortIndexOutput) {
873            info.mMediaBuffer = new MediaBuffer(mem->pointer(), mem->size());
874            info.mMediaBuffer->setObserver(this);
875        }
876
877        mPortBuffers[portIndex].push(info);
878
879        CODEC_LOGV("allocated buffer %p on %s port", buffer,
880             portIndex == kPortIndexInput ? "input" : "output");
881    }
882
883    dumpPortStatus(portIndex);
884
885    return OK;
886}
887
888void OMXCodec::on_message(const omx_message &msg) {
889    Mutex::Autolock autoLock(mLock);
890
891    switch (msg.type) {
892        case omx_message::EVENT:
893        {
894            onEvent(
895                 msg.u.event_data.event, msg.u.event_data.data1,
896                 msg.u.event_data.data2);
897
898            break;
899        }
900
901        case omx_message::EMPTY_BUFFER_DONE:
902        {
903            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
904
905            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
906
907            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
908            size_t i = 0;
909            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
910                ++i;
911            }
912
913            CHECK(i < buffers->size());
914            if (!(*buffers)[i].mOwnedByComponent) {
915                LOGW("We already own input buffer %p, yet received "
916                     "an EMPTY_BUFFER_DONE.", buffer);
917            }
918
919            buffers->editItemAt(i).mOwnedByComponent = false;
920
921            if (mPortStatus[kPortIndexInput] == DISABLING) {
922                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
923
924                status_t err =
925                    mOMX->free_buffer(mNode, kPortIndexInput, buffer);
926                CHECK_EQ(err, OK);
927
928                buffers->removeAt(i);
929            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
930                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
931                drainInputBuffer(&buffers->editItemAt(i));
932            }
933
934            break;
935        }
936
937        case omx_message::FILL_BUFFER_DONE:
938        {
939            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
940            OMX_U32 flags = msg.u.extended_buffer_data.flags;
941
942            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx)",
943                 buffer,
944                 msg.u.extended_buffer_data.range_length,
945                 flags);
946
947            CODEC_LOGV("FILL_BUFFER_DONE(timestamp: %lld us (%.2f secs))",
948                 msg.u.extended_buffer_data.timestamp,
949                 msg.u.extended_buffer_data.timestamp / 1E6);
950
951            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
952            size_t i = 0;
953            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
954                ++i;
955            }
956
957            CHECK(i < buffers->size());
958            BufferInfo *info = &buffers->editItemAt(i);
959
960            if (!info->mOwnedByComponent) {
961                LOGW("We already own output buffer %p, yet received "
962                     "a FILL_BUFFER_DONE.", buffer);
963            }
964
965            info->mOwnedByComponent = false;
966
967            if (mPortStatus[kPortIndexOutput] == DISABLING) {
968                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
969
970                status_t err =
971                    mOMX->free_buffer(mNode, kPortIndexOutput, buffer);
972                CHECK_EQ(err, OK);
973
974                buffers->removeAt(i);
975            } else if (mPortStatus[kPortIndexOutput] == ENABLED
976                       && (flags & OMX_BUFFERFLAG_EOS)) {
977                CODEC_LOGV("No more output data.");
978                mNoMoreOutputData = true;
979                mBufferFilled.signal();
980            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
981                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
982
983                MediaBuffer *buffer = info->mMediaBuffer;
984
985                buffer->set_range(
986                        msg.u.extended_buffer_data.range_offset,
987                        msg.u.extended_buffer_data.range_length);
988
989                buffer->meta_data()->clear();
990
991                buffer->meta_data()->setInt32(
992                        kKeyTimeUnits,
993                        (msg.u.extended_buffer_data.timestamp + 500) / 1000);
994
995                buffer->meta_data()->setInt32(
996                        kKeyTimeScale, 1000);
997
998                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
999                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1000                }
1001
1002                buffer->meta_data()->setPointer(
1003                        kKeyPlatformPrivate,
1004                        msg.u.extended_buffer_data.platform_private);
1005
1006                buffer->meta_data()->setPointer(
1007                        kKeyBufferID,
1008                        msg.u.extended_buffer_data.buffer);
1009
1010                mFilledBuffers.push_back(i);
1011                mBufferFilled.signal();
1012            }
1013
1014            break;
1015        }
1016
1017        default:
1018        {
1019            CHECK(!"should not be here.");
1020            break;
1021        }
1022    }
1023}
1024
1025void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1026    switch (event) {
1027        case OMX_EventCmdComplete:
1028        {
1029            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1030            break;
1031        }
1032
1033        case OMX_EventError:
1034        {
1035            LOGE("ERROR(%ld, %ld)", data1, data2);
1036
1037            setState(ERROR);
1038            break;
1039        }
1040
1041        case OMX_EventPortSettingsChanged:
1042        {
1043            onPortSettingsChanged(data1);
1044            break;
1045        }
1046
1047        case OMX_EventBufferFlag:
1048        {
1049            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1050
1051            if (data1 == kPortIndexOutput) {
1052                mNoMoreOutputData = true;
1053            }
1054            break;
1055        }
1056
1057        default:
1058        {
1059            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1060            break;
1061        }
1062    }
1063}
1064
1065void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1066    switch (cmd) {
1067        case OMX_CommandStateSet:
1068        {
1069            onStateChange((OMX_STATETYPE)data);
1070            break;
1071        }
1072
1073        case OMX_CommandPortDisable:
1074        {
1075            OMX_U32 portIndex = data;
1076            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1077
1078            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1079            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1080            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1081
1082            mPortStatus[portIndex] = DISABLED;
1083
1084            if (mState == RECONFIGURING) {
1085                CHECK_EQ(portIndex, kPortIndexOutput);
1086
1087                enablePortAsync(portIndex);
1088
1089                status_t err = allocateBuffersOnPort(portIndex);
1090                CHECK_EQ(err, OK);
1091            }
1092            break;
1093        }
1094
1095        case OMX_CommandPortEnable:
1096        {
1097            OMX_U32 portIndex = data;
1098            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1099
1100            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1101            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1102
1103            mPortStatus[portIndex] = ENABLED;
1104
1105            if (mState == RECONFIGURING) {
1106                CHECK_EQ(portIndex, kPortIndexOutput);
1107
1108                setState(EXECUTING);
1109
1110                fillOutputBuffers();
1111            }
1112            break;
1113        }
1114
1115        case OMX_CommandFlush:
1116        {
1117            OMX_U32 portIndex = data;
1118
1119            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1120
1121            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1122            mPortStatus[portIndex] = ENABLED;
1123
1124            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1125                     mPortBuffers[portIndex].size());
1126
1127            if (mState == RECONFIGURING) {
1128                CHECK_EQ(portIndex, kPortIndexOutput);
1129
1130                disablePortAsync(portIndex);
1131            } else if (mState == EXECUTING_TO_IDLE) {
1132                if (mPortStatus[kPortIndexInput] == ENABLED
1133                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1134                    CODEC_LOGV("Finished flushing both ports, now completing "
1135                         "transition from EXECUTING to IDLE.");
1136
1137                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1138                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1139
1140                    status_t err =
1141                        mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1142                    CHECK_EQ(err, OK);
1143                }
1144            } else {
1145                // We're flushing both ports in preparation for seeking.
1146
1147                if (mPortStatus[kPortIndexInput] == ENABLED
1148                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1149                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1150                         " seek-time.");
1151
1152                    // Clear this flag in case the decoder sent us either
1153                    // the EVENT_BUFFER_FLAG(1) or an output buffer with
1154                    // the EOS flag set _while_ flushing. Since we're going
1155                    // to submit "fresh" input data now, this flag no longer
1156                    // applies to our future.
1157                    mNoMoreOutputData = false;
1158
1159                    drainInputBuffers();
1160                    fillOutputBuffers();
1161                }
1162            }
1163
1164            break;
1165        }
1166
1167        default:
1168        {
1169            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1170            break;
1171        }
1172    }
1173}
1174
1175void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1176    switch (newState) {
1177        case OMX_StateIdle:
1178        {
1179            CODEC_LOGV("Now Idle.");
1180            if (mState == LOADED_TO_IDLE) {
1181                status_t err = mOMX->send_command(
1182                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1183
1184                CHECK_EQ(err, OK);
1185
1186                setState(IDLE_TO_EXECUTING);
1187            } else {
1188                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1189
1190                CHECK_EQ(
1191                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1192                    mPortBuffers[kPortIndexInput].size());
1193
1194                CHECK_EQ(
1195                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1196                    mPortBuffers[kPortIndexOutput].size());
1197
1198                status_t err = mOMX->send_command(
1199                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1200
1201                CHECK_EQ(err, OK);
1202
1203                err = freeBuffersOnPort(kPortIndexInput);
1204                CHECK_EQ(err, OK);
1205
1206                err = freeBuffersOnPort(kPortIndexOutput);
1207                CHECK_EQ(err, OK);
1208
1209                mPortStatus[kPortIndexInput] = ENABLED;
1210                mPortStatus[kPortIndexOutput] = ENABLED;
1211
1212                setState(IDLE_TO_LOADED);
1213            }
1214            break;
1215        }
1216
1217        case OMX_StateExecuting:
1218        {
1219            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1220
1221            CODEC_LOGV("Now Executing.");
1222
1223            setState(EXECUTING);
1224
1225            // Buffers will be submitted to the component in the first
1226            // call to OMXCodec::read as mInitialBufferSubmit is true at
1227            // this point. This ensures that this on_message call returns,
1228            // releases the lock and ::init can notice the state change and
1229            // itself return.
1230            break;
1231        }
1232
1233        case OMX_StateLoaded:
1234        {
1235            CHECK_EQ(mState, IDLE_TO_LOADED);
1236
1237            CODEC_LOGV("Now Loaded.");
1238
1239            setState(LOADED);
1240            break;
1241        }
1242
1243        default:
1244        {
1245            CHECK(!"should not be here.");
1246            break;
1247        }
1248    }
1249}
1250
1251// static
1252size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1253    size_t n = 0;
1254    for (size_t i = 0; i < buffers.size(); ++i) {
1255        if (!buffers[i].mOwnedByComponent) {
1256            ++n;
1257        }
1258    }
1259
1260    return n;
1261}
1262
1263status_t OMXCodec::freeBuffersOnPort(
1264        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1265    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1266
1267    status_t stickyErr = OK;
1268
1269    for (size_t i = buffers->size(); i-- > 0;) {
1270        BufferInfo *info = &buffers->editItemAt(i);
1271
1272        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1273            continue;
1274        }
1275
1276        CHECK_EQ(info->mOwnedByComponent, false);
1277
1278        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1279
1280        status_t err =
1281            mOMX->free_buffer(mNode, portIndex, info->mBuffer);
1282
1283        if (err != OK) {
1284            stickyErr = err;
1285        }
1286
1287        if (info->mMediaBuffer != NULL) {
1288            info->mMediaBuffer->setObserver(NULL);
1289
1290            // Make sure nobody but us owns this buffer at this point.
1291            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1292
1293            info->mMediaBuffer->release();
1294        }
1295
1296        buffers->removeAt(i);
1297    }
1298
1299    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1300
1301    return stickyErr;
1302}
1303
1304void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1305    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1306
1307    CHECK_EQ(mState, EXECUTING);
1308    CHECK_EQ(portIndex, kPortIndexOutput);
1309    setState(RECONFIGURING);
1310
1311    if (mQuirks & kNeedsFlushBeforeDisable) {
1312        if (!flushPortAsync(portIndex)) {
1313            onCmdComplete(OMX_CommandFlush, portIndex);
1314        }
1315    } else {
1316        disablePortAsync(portIndex);
1317    }
1318}
1319
1320bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1321    CHECK(mState == EXECUTING || mState == RECONFIGURING
1322            || mState == EXECUTING_TO_IDLE);
1323
1324    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1325         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1326         mPortBuffers[portIndex].size());
1327
1328    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1329    mPortStatus[portIndex] = SHUTTING_DOWN;
1330
1331    if ((mQuirks & kRequiresFlushCompleteEmulation)
1332        && countBuffersWeOwn(mPortBuffers[portIndex])
1333                == mPortBuffers[portIndex].size()) {
1334        // No flush is necessary and this component fails to send a
1335        // flush-complete event in this case.
1336
1337        return false;
1338    }
1339
1340    status_t err =
1341        mOMX->send_command(mNode, OMX_CommandFlush, portIndex);
1342    CHECK_EQ(err, OK);
1343
1344    return true;
1345}
1346
1347void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1348    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1349
1350    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1351    mPortStatus[portIndex] = DISABLING;
1352
1353    status_t err =
1354        mOMX->send_command(mNode, OMX_CommandPortDisable, portIndex);
1355    CHECK_EQ(err, OK);
1356
1357    freeBuffersOnPort(portIndex, true);
1358}
1359
1360void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1361    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1362
1363    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1364    mPortStatus[portIndex] = ENABLING;
1365
1366    status_t err =
1367        mOMX->send_command(mNode, OMX_CommandPortEnable, portIndex);
1368    CHECK_EQ(err, OK);
1369}
1370
1371void OMXCodec::fillOutputBuffers() {
1372    CHECK_EQ(mState, EXECUTING);
1373
1374    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1375    for (size_t i = 0; i < buffers->size(); ++i) {
1376        fillOutputBuffer(&buffers->editItemAt(i));
1377    }
1378}
1379
1380void OMXCodec::drainInputBuffers() {
1381    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1382
1383    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1384    for (size_t i = 0; i < buffers->size(); ++i) {
1385        drainInputBuffer(&buffers->editItemAt(i));
1386    }
1387}
1388
1389void OMXCodec::drainInputBuffer(BufferInfo *info) {
1390    CHECK_EQ(info->mOwnedByComponent, false);
1391
1392    if (mSignalledEOS) {
1393        return;
1394    }
1395
1396    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1397        const CodecSpecificData *specific =
1398            mCodecSpecificData[mCodecSpecificDataIndex];
1399
1400        size_t size = specific->mSize;
1401
1402        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1403                && !(mQuirks & kWantsNALFragments)) {
1404            static const uint8_t kNALStartCode[4] =
1405                    { 0x00, 0x00, 0x00, 0x01 };
1406
1407            CHECK(info->mMem->size() >= specific->mSize + 4);
1408
1409            size += 4;
1410
1411            memcpy(info->mMem->pointer(), kNALStartCode, 4);
1412            memcpy((uint8_t *)info->mMem->pointer() + 4,
1413                   specific->mData, specific->mSize);
1414        } else {
1415            CHECK(info->mMem->size() >= specific->mSize);
1416            memcpy(info->mMem->pointer(), specific->mData, specific->mSize);
1417        }
1418
1419        mOMX->empty_buffer(
1420                mNode, info->mBuffer, 0, size,
1421                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1422                0);
1423
1424        info->mOwnedByComponent = true;
1425
1426        ++mCodecSpecificDataIndex;
1427        return;
1428    }
1429
1430    MediaBuffer *srcBuffer;
1431    status_t err;
1432    if (mSeekTimeUs >= 0) {
1433        MediaSource::ReadOptions options;
1434        options.setSeekTo(mSeekTimeUs);
1435        mSeekTimeUs = -1;
1436
1437        err = mSource->read(&srcBuffer, &options);
1438    } else {
1439        err = mSource->read(&srcBuffer);
1440    }
1441
1442    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1443    OMX_TICKS timestamp = 0;
1444    size_t srcLength = 0;
1445
1446    if (err != OK) {
1447        CODEC_LOGV("signalling end of input stream.");
1448        flags |= OMX_BUFFERFLAG_EOS;
1449
1450        mSignalledEOS = true;
1451    } else {
1452        srcLength = srcBuffer->range_length();
1453
1454        if (info->mMem->size() < srcLength) {
1455            LOGE("info->mMem->size() = %d, srcLength = %d",
1456                 info->mMem->size(), srcLength);
1457        }
1458        CHECK(info->mMem->size() >= srcLength);
1459        memcpy(info->mMem->pointer(),
1460               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1461               srcLength);
1462
1463        int32_t units, scale;
1464        if (srcBuffer->meta_data()->findInt32(kKeyTimeUnits, &units)
1465            && srcBuffer->meta_data()->findInt32(kKeyTimeScale, &scale)) {
1466            timestamp = ((OMX_TICKS)units * 1000000) / scale;
1467
1468            CODEC_LOGV("Calling empty_buffer on buffer %p (length %d)",
1469                 info->mBuffer, srcLength);
1470            CODEC_LOGV("Calling empty_buffer with timestamp %lld us (%.2f secs)",
1471                 timestamp, timestamp / 1E6);
1472        }
1473    }
1474
1475    mOMX->empty_buffer(
1476            mNode, info->mBuffer, 0, srcLength,
1477            flags, timestamp);
1478
1479    info->mOwnedByComponent = true;
1480
1481    if (srcBuffer != NULL) {
1482        srcBuffer->release();
1483        srcBuffer = NULL;
1484    }
1485}
1486
1487void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1488    CHECK_EQ(info->mOwnedByComponent, false);
1489
1490    if (mNoMoreOutputData) {
1491        CODEC_LOGV("There is no more output data available, not "
1492             "calling fillOutputBuffer");
1493        return;
1494    }
1495
1496    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1497    mOMX->fill_buffer(mNode, info->mBuffer);
1498
1499    info->mOwnedByComponent = true;
1500}
1501
1502void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1503    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1504    for (size_t i = 0; i < buffers->size(); ++i) {
1505        if ((*buffers)[i].mBuffer == buffer) {
1506            drainInputBuffer(&buffers->editItemAt(i));
1507            return;
1508        }
1509    }
1510
1511    CHECK(!"should not be here.");
1512}
1513
1514void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1515    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1516    for (size_t i = 0; i < buffers->size(); ++i) {
1517        if ((*buffers)[i].mBuffer == buffer) {
1518            fillOutputBuffer(&buffers->editItemAt(i));
1519            return;
1520        }
1521    }
1522
1523    CHECK(!"should not be here.");
1524}
1525
1526void OMXCodec::setState(State newState) {
1527    mState = newState;
1528    mAsyncCompletion.signal();
1529
1530    // This may cause some spurious wakeups but is necessary to
1531    // unblock the reader if we enter ERROR state.
1532    mBufferFilled.signal();
1533}
1534
1535void OMXCodec::setRawAudioFormat(
1536        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1537    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1538    InitOMXParams(&pcmParams);
1539    pcmParams.nPortIndex = portIndex;
1540
1541    status_t err = mOMX->get_parameter(
1542            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1543
1544    CHECK_EQ(err, OK);
1545
1546    pcmParams.nChannels = numChannels;
1547    pcmParams.eNumData = OMX_NumericalDataSigned;
1548    pcmParams.bInterleaved = OMX_TRUE;
1549    pcmParams.nBitPerSample = 16;
1550    pcmParams.nSamplingRate = sampleRate;
1551    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1552
1553    if (numChannels == 1) {
1554        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
1555    } else {
1556        CHECK_EQ(numChannels, 2);
1557
1558        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
1559        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
1560    }
1561
1562    err = mOMX->set_parameter(
1563            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1564
1565    CHECK_EQ(err, OK);
1566}
1567
1568void OMXCodec::setAMRFormat() {
1569    if (!mIsEncoder) {
1570        OMX_AUDIO_PARAM_AMRTYPE def;
1571        InitOMXParams(&def);
1572        def.nPortIndex = kPortIndexInput;
1573
1574        status_t err =
1575            mOMX->get_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1576
1577        CHECK_EQ(err, OK);
1578
1579        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1580        def.eAMRBandMode = OMX_AUDIO_AMRBandModeNB0;
1581
1582        err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1583        CHECK_EQ(err, OK);
1584    }
1585
1586    ////////////////////////
1587
1588    if (mIsEncoder) {
1589        sp<MetaData> format = mSource->getFormat();
1590        int32_t sampleRate;
1591        int32_t numChannels;
1592        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1593        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1594
1595        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1596    }
1597}
1598
1599void OMXCodec::setAMRWBFormat() {
1600    if (!mIsEncoder) {
1601        OMX_AUDIO_PARAM_AMRTYPE def;
1602        InitOMXParams(&def);
1603        def.nPortIndex = kPortIndexInput;
1604
1605        status_t err =
1606            mOMX->get_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1607
1608        CHECK_EQ(err, OK);
1609
1610        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1611        def.eAMRBandMode = OMX_AUDIO_AMRBandModeWB0;
1612
1613        err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1614        CHECK_EQ(err, OK);
1615    }
1616
1617    ////////////////////////
1618
1619    if (mIsEncoder) {
1620        sp<MetaData> format = mSource->getFormat();
1621        int32_t sampleRate;
1622        int32_t numChannels;
1623        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1624        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1625
1626        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1627    }
1628}
1629
1630void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
1631    if (mIsEncoder) {
1632        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1633    } else {
1634        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1635        InitOMXParams(&profile);
1636        profile.nPortIndex = kPortIndexInput;
1637
1638        status_t err = mOMX->get_parameter(
1639                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1640        CHECK_EQ(err, OK);
1641
1642        profile.nChannels = numChannels;
1643        profile.nSampleRate = sampleRate;
1644        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
1645
1646        err = mOMX->set_parameter(
1647                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1648        CHECK_EQ(err, OK);
1649    }
1650}
1651
1652void OMXCodec::setImageOutputFormat(
1653        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
1654    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
1655
1656#if 0
1657    OMX_INDEXTYPE index;
1658    status_t err = mOMX->get_extension_index(
1659            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
1660    CHECK_EQ(err, OK);
1661
1662    err = mOMX->set_config(mNode, index, &format, sizeof(format));
1663    CHECK_EQ(err, OK);
1664#endif
1665
1666    OMX_PARAM_PORTDEFINITIONTYPE def;
1667    InitOMXParams(&def);
1668    def.nPortIndex = kPortIndexOutput;
1669
1670    status_t err = mOMX->get_parameter(
1671            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1672    CHECK_EQ(err, OK);
1673
1674    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1675
1676    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1677
1678    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
1679    imageDef->eColorFormat = format;
1680    imageDef->nFrameWidth = width;
1681    imageDef->nFrameHeight = height;
1682
1683    switch (format) {
1684        case OMX_COLOR_FormatYUV420PackedPlanar:
1685        case OMX_COLOR_FormatYUV411Planar:
1686        {
1687            def.nBufferSize = (width * height * 3) / 2;
1688            break;
1689        }
1690
1691        case OMX_COLOR_FormatCbYCrY:
1692        {
1693            def.nBufferSize = width * height * 2;
1694            break;
1695        }
1696
1697        case OMX_COLOR_Format32bitARGB8888:
1698        {
1699            def.nBufferSize = width * height * 4;
1700            break;
1701        }
1702
1703        case OMX_COLOR_Format16bitARGB4444:
1704        case OMX_COLOR_Format16bitARGB1555:
1705        case OMX_COLOR_Format16bitRGB565:
1706        case OMX_COLOR_Format16bitBGR565:
1707        {
1708            def.nBufferSize = width * height * 2;
1709            break;
1710        }
1711
1712        default:
1713            CHECK(!"Should not be here. Unknown color format.");
1714            break;
1715    }
1716
1717    def.nBufferCountActual = def.nBufferCountMin;
1718
1719    err = mOMX->set_parameter(
1720            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1721    CHECK_EQ(err, OK);
1722}
1723
1724void OMXCodec::setJPEGInputFormat(
1725        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
1726    OMX_PARAM_PORTDEFINITIONTYPE def;
1727    InitOMXParams(&def);
1728    def.nPortIndex = kPortIndexInput;
1729
1730    status_t err = mOMX->get_parameter(
1731            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1732    CHECK_EQ(err, OK);
1733
1734    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1735    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1736
1737    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
1738    imageDef->nFrameWidth = width;
1739    imageDef->nFrameHeight = height;
1740
1741    def.nBufferSize = compressedSize;
1742    def.nBufferCountActual = def.nBufferCountMin;
1743
1744    err = mOMX->set_parameter(
1745            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1746    CHECK_EQ(err, OK);
1747}
1748
1749void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
1750    CodecSpecificData *specific =
1751        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
1752
1753    specific->mSize = size;
1754    memcpy(specific->mData, data, size);
1755
1756    mCodecSpecificData.push(specific);
1757}
1758
1759void OMXCodec::clearCodecSpecificData() {
1760    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
1761        free(mCodecSpecificData.editItemAt(i));
1762    }
1763    mCodecSpecificData.clear();
1764    mCodecSpecificDataIndex = 0;
1765}
1766
1767status_t OMXCodec::start(MetaData *) {
1768    Mutex::Autolock autoLock(mLock);
1769
1770    if (mState != LOADED) {
1771        return UNKNOWN_ERROR;
1772    }
1773
1774    sp<MetaData> params = new MetaData;
1775    if (mQuirks & kWantsNALFragments) {
1776        params->setInt32(kKeyWantsNALFragments, true);
1777    }
1778    status_t err = mSource->start(params.get());
1779
1780    if (err != OK) {
1781        return err;
1782    }
1783
1784    mCodecSpecificDataIndex = 0;
1785    mInitialBufferSubmit = true;
1786    mSignalledEOS = false;
1787    mNoMoreOutputData = false;
1788    mSeekTimeUs = -1;
1789    mFilledBuffers.clear();
1790
1791    return init();
1792}
1793
1794status_t OMXCodec::stop() {
1795    CODEC_LOGV("stop");
1796
1797    Mutex::Autolock autoLock(mLock);
1798
1799    while (isIntermediateState(mState)) {
1800        mAsyncCompletion.wait(mLock);
1801    }
1802
1803    switch (mState) {
1804        case LOADED:
1805        case ERROR:
1806            break;
1807
1808        case EXECUTING:
1809        {
1810            setState(EXECUTING_TO_IDLE);
1811
1812            if (mQuirks & kRequiresFlushBeforeShutdown) {
1813                CODEC_LOGV("This component requires a flush before transitioning "
1814                     "from EXECUTING to IDLE...");
1815
1816                bool emulateInputFlushCompletion =
1817                    !flushPortAsync(kPortIndexInput);
1818
1819                bool emulateOutputFlushCompletion =
1820                    !flushPortAsync(kPortIndexOutput);
1821
1822                if (emulateInputFlushCompletion) {
1823                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1824                }
1825
1826                if (emulateOutputFlushCompletion) {
1827                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1828                }
1829            } else {
1830                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1831                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1832
1833                status_t err =
1834                    mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1835                CHECK_EQ(err, OK);
1836            }
1837
1838            while (mState != LOADED && mState != ERROR) {
1839                mAsyncCompletion.wait(mLock);
1840            }
1841
1842            break;
1843        }
1844
1845        default:
1846        {
1847            CHECK(!"should not be here.");
1848            break;
1849        }
1850    }
1851
1852    mSource->stop();
1853
1854    return OK;
1855}
1856
1857sp<MetaData> OMXCodec::getFormat() {
1858    return mOutputFormat;
1859}
1860
1861status_t OMXCodec::read(
1862        MediaBuffer **buffer, const ReadOptions *options) {
1863    *buffer = NULL;
1864
1865    Mutex::Autolock autoLock(mLock);
1866
1867    if (mState != EXECUTING && mState != RECONFIGURING) {
1868        return UNKNOWN_ERROR;
1869    }
1870
1871    if (mInitialBufferSubmit) {
1872        mInitialBufferSubmit = false;
1873
1874        drainInputBuffers();
1875
1876        if (mState == EXECUTING) {
1877            // Otherwise mState == RECONFIGURING and this code will trigger
1878            // after the output port is reenabled.
1879            fillOutputBuffers();
1880        }
1881    }
1882
1883    int64_t seekTimeUs;
1884    if (options && options->getSeekTo(&seekTimeUs)) {
1885        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
1886
1887        mSignalledEOS = false;
1888        mNoMoreOutputData = false;
1889
1890        CHECK(seekTimeUs >= 0);
1891        mSeekTimeUs = seekTimeUs;
1892
1893        mFilledBuffers.clear();
1894
1895        CHECK_EQ(mState, EXECUTING);
1896
1897        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
1898        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
1899
1900        if (emulateInputFlushCompletion) {
1901            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1902        }
1903
1904        if (emulateOutputFlushCompletion) {
1905            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1906        }
1907    }
1908
1909    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
1910        mBufferFilled.wait(mLock);
1911    }
1912
1913    if (mState == ERROR) {
1914        return UNKNOWN_ERROR;
1915    }
1916
1917    if (mFilledBuffers.empty()) {
1918        return ERROR_END_OF_STREAM;
1919    }
1920
1921    size_t index = *mFilledBuffers.begin();
1922    mFilledBuffers.erase(mFilledBuffers.begin());
1923
1924    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
1925    info->mMediaBuffer->add_ref();
1926    *buffer = info->mMediaBuffer;
1927
1928    return OK;
1929}
1930
1931void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
1932    Mutex::Autolock autoLock(mLock);
1933
1934    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1935    for (size_t i = 0; i < buffers->size(); ++i) {
1936        BufferInfo *info = &buffers->editItemAt(i);
1937
1938        if (info->mMediaBuffer == buffer) {
1939            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1940            fillOutputBuffer(info);
1941            return;
1942        }
1943    }
1944
1945    CHECK(!"should not be here.");
1946}
1947
1948static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
1949    static const char *kNames[] = {
1950        "OMX_IMAGE_CodingUnused",
1951        "OMX_IMAGE_CodingAutoDetect",
1952        "OMX_IMAGE_CodingJPEG",
1953        "OMX_IMAGE_CodingJPEG2K",
1954        "OMX_IMAGE_CodingEXIF",
1955        "OMX_IMAGE_CodingTIFF",
1956        "OMX_IMAGE_CodingGIF",
1957        "OMX_IMAGE_CodingPNG",
1958        "OMX_IMAGE_CodingLZW",
1959        "OMX_IMAGE_CodingBMP",
1960    };
1961
1962    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1963
1964    if (type < 0 || (size_t)type >= numNames) {
1965        return "UNKNOWN";
1966    } else {
1967        return kNames[type];
1968    }
1969}
1970
1971static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
1972    static const char *kNames[] = {
1973        "OMX_COLOR_FormatUnused",
1974        "OMX_COLOR_FormatMonochrome",
1975        "OMX_COLOR_Format8bitRGB332",
1976        "OMX_COLOR_Format12bitRGB444",
1977        "OMX_COLOR_Format16bitARGB4444",
1978        "OMX_COLOR_Format16bitARGB1555",
1979        "OMX_COLOR_Format16bitRGB565",
1980        "OMX_COLOR_Format16bitBGR565",
1981        "OMX_COLOR_Format18bitRGB666",
1982        "OMX_COLOR_Format18bitARGB1665",
1983        "OMX_COLOR_Format19bitARGB1666",
1984        "OMX_COLOR_Format24bitRGB888",
1985        "OMX_COLOR_Format24bitBGR888",
1986        "OMX_COLOR_Format24bitARGB1887",
1987        "OMX_COLOR_Format25bitARGB1888",
1988        "OMX_COLOR_Format32bitBGRA8888",
1989        "OMX_COLOR_Format32bitARGB8888",
1990        "OMX_COLOR_FormatYUV411Planar",
1991        "OMX_COLOR_FormatYUV411PackedPlanar",
1992        "OMX_COLOR_FormatYUV420Planar",
1993        "OMX_COLOR_FormatYUV420PackedPlanar",
1994        "OMX_COLOR_FormatYUV420SemiPlanar",
1995        "OMX_COLOR_FormatYUV422Planar",
1996        "OMX_COLOR_FormatYUV422PackedPlanar",
1997        "OMX_COLOR_FormatYUV422SemiPlanar",
1998        "OMX_COLOR_FormatYCbYCr",
1999        "OMX_COLOR_FormatYCrYCb",
2000        "OMX_COLOR_FormatCbYCrY",
2001        "OMX_COLOR_FormatCrYCbY",
2002        "OMX_COLOR_FormatYUV444Interleaved",
2003        "OMX_COLOR_FormatRawBayer8bit",
2004        "OMX_COLOR_FormatRawBayer10bit",
2005        "OMX_COLOR_FormatRawBayer8bitcompressed",
2006        "OMX_COLOR_FormatL2",
2007        "OMX_COLOR_FormatL4",
2008        "OMX_COLOR_FormatL8",
2009        "OMX_COLOR_FormatL16",
2010        "OMX_COLOR_FormatL24",
2011        "OMX_COLOR_FormatL32",
2012        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2013        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2014        "OMX_COLOR_Format18BitBGR666",
2015        "OMX_COLOR_Format24BitARGB6666",
2016        "OMX_COLOR_Format24BitABGR6666",
2017    };
2018
2019    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2020
2021    static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
2022
2023    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2024        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2025    } else if (type < 0 || (size_t)type >= numNames) {
2026        return "UNKNOWN";
2027    } else {
2028        return kNames[type];
2029    }
2030}
2031
2032static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2033    static const char *kNames[] = {
2034        "OMX_VIDEO_CodingUnused",
2035        "OMX_VIDEO_CodingAutoDetect",
2036        "OMX_VIDEO_CodingMPEG2",
2037        "OMX_VIDEO_CodingH263",
2038        "OMX_VIDEO_CodingMPEG4",
2039        "OMX_VIDEO_CodingWMV",
2040        "OMX_VIDEO_CodingRV",
2041        "OMX_VIDEO_CodingAVC",
2042        "OMX_VIDEO_CodingMJPEG",
2043    };
2044
2045    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2046
2047    if (type < 0 || (size_t)type >= numNames) {
2048        return "UNKNOWN";
2049    } else {
2050        return kNames[type];
2051    }
2052}
2053
2054static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2055    static const char *kNames[] = {
2056        "OMX_AUDIO_CodingUnused",
2057        "OMX_AUDIO_CodingAutoDetect",
2058        "OMX_AUDIO_CodingPCM",
2059        "OMX_AUDIO_CodingADPCM",
2060        "OMX_AUDIO_CodingAMR",
2061        "OMX_AUDIO_CodingGSMFR",
2062        "OMX_AUDIO_CodingGSMEFR",
2063        "OMX_AUDIO_CodingGSMHR",
2064        "OMX_AUDIO_CodingPDCFR",
2065        "OMX_AUDIO_CodingPDCEFR",
2066        "OMX_AUDIO_CodingPDCHR",
2067        "OMX_AUDIO_CodingTDMAFR",
2068        "OMX_AUDIO_CodingTDMAEFR",
2069        "OMX_AUDIO_CodingQCELP8",
2070        "OMX_AUDIO_CodingQCELP13",
2071        "OMX_AUDIO_CodingEVRC",
2072        "OMX_AUDIO_CodingSMV",
2073        "OMX_AUDIO_CodingG711",
2074        "OMX_AUDIO_CodingG723",
2075        "OMX_AUDIO_CodingG726",
2076        "OMX_AUDIO_CodingG729",
2077        "OMX_AUDIO_CodingAAC",
2078        "OMX_AUDIO_CodingMP3",
2079        "OMX_AUDIO_CodingSBC",
2080        "OMX_AUDIO_CodingVORBIS",
2081        "OMX_AUDIO_CodingWMA",
2082        "OMX_AUDIO_CodingRA",
2083        "OMX_AUDIO_CodingMIDI",
2084    };
2085
2086    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2087
2088    if (type < 0 || (size_t)type >= numNames) {
2089        return "UNKNOWN";
2090    } else {
2091        return kNames[type];
2092    }
2093}
2094
2095static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2096    static const char *kNames[] = {
2097        "OMX_AUDIO_PCMModeLinear",
2098        "OMX_AUDIO_PCMModeALaw",
2099        "OMX_AUDIO_PCMModeMULaw",
2100    };
2101
2102    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2103
2104    if (type < 0 || (size_t)type >= numNames) {
2105        return "UNKNOWN";
2106    } else {
2107        return kNames[type];
2108    }
2109}
2110
2111static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2112    static const char *kNames[] = {
2113        "OMX_AUDIO_AMRBandModeUnused",
2114        "OMX_AUDIO_AMRBandModeNB0",
2115        "OMX_AUDIO_AMRBandModeNB1",
2116        "OMX_AUDIO_AMRBandModeNB2",
2117        "OMX_AUDIO_AMRBandModeNB3",
2118        "OMX_AUDIO_AMRBandModeNB4",
2119        "OMX_AUDIO_AMRBandModeNB5",
2120        "OMX_AUDIO_AMRBandModeNB6",
2121        "OMX_AUDIO_AMRBandModeNB7",
2122        "OMX_AUDIO_AMRBandModeWB0",
2123        "OMX_AUDIO_AMRBandModeWB1",
2124        "OMX_AUDIO_AMRBandModeWB2",
2125        "OMX_AUDIO_AMRBandModeWB3",
2126        "OMX_AUDIO_AMRBandModeWB4",
2127        "OMX_AUDIO_AMRBandModeWB5",
2128        "OMX_AUDIO_AMRBandModeWB6",
2129        "OMX_AUDIO_AMRBandModeWB7",
2130        "OMX_AUDIO_AMRBandModeWB8",
2131    };
2132
2133    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2134
2135    if (type < 0 || (size_t)type >= numNames) {
2136        return "UNKNOWN";
2137    } else {
2138        return kNames[type];
2139    }
2140}
2141
2142static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2143    static const char *kNames[] = {
2144        "OMX_AUDIO_AMRFrameFormatConformance",
2145        "OMX_AUDIO_AMRFrameFormatIF1",
2146        "OMX_AUDIO_AMRFrameFormatIF2",
2147        "OMX_AUDIO_AMRFrameFormatFSF",
2148        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2149        "OMX_AUDIO_AMRFrameFormatITU",
2150    };
2151
2152    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2153
2154    if (type < 0 || (size_t)type >= numNames) {
2155        return "UNKNOWN";
2156    } else {
2157        return kNames[type];
2158    }
2159}
2160
2161void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2162    OMX_PARAM_PORTDEFINITIONTYPE def;
2163    InitOMXParams(&def);
2164    def.nPortIndex = portIndex;
2165
2166    status_t err = mOMX->get_parameter(
2167            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2168    CHECK_EQ(err, OK);
2169
2170    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2171
2172    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2173          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2174
2175    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2176    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2177    printf("  nBufferSize = %ld\n", def.nBufferSize);
2178
2179    switch (def.eDomain) {
2180        case OMX_PortDomainImage:
2181        {
2182            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2183
2184            printf("\n");
2185            printf("  // Image\n");
2186            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2187            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2188            printf("  nStride = %ld\n", imageDef->nStride);
2189
2190            printf("  eCompressionFormat = %s\n",
2191                   imageCompressionFormatString(imageDef->eCompressionFormat));
2192
2193            printf("  eColorFormat = %s\n",
2194                   colorFormatString(imageDef->eColorFormat));
2195
2196            break;
2197        }
2198
2199        case OMX_PortDomainVideo:
2200        {
2201            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2202
2203            printf("\n");
2204            printf("  // Video\n");
2205            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2206            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2207            printf("  nStride = %ld\n", videoDef->nStride);
2208
2209            printf("  eCompressionFormat = %s\n",
2210                   videoCompressionFormatString(videoDef->eCompressionFormat));
2211
2212            printf("  eColorFormat = %s\n",
2213                   colorFormatString(videoDef->eColorFormat));
2214
2215            break;
2216        }
2217
2218        case OMX_PortDomainAudio:
2219        {
2220            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2221
2222            printf("\n");
2223            printf("  // Audio\n");
2224            printf("  eEncoding = %s\n",
2225                   audioCodingTypeString(audioDef->eEncoding));
2226
2227            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2228                OMX_AUDIO_PARAM_PCMMODETYPE params;
2229                InitOMXParams(&params);
2230                params.nPortIndex = portIndex;
2231
2232                err = mOMX->get_parameter(
2233                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2234                CHECK_EQ(err, OK);
2235
2236                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2237                printf("  nChannels = %ld\n", params.nChannels);
2238                printf("  bInterleaved = %d\n", params.bInterleaved);
2239                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2240
2241                printf("  eNumData = %s\n",
2242                       params.eNumData == OMX_NumericalDataSigned
2243                        ? "signed" : "unsigned");
2244
2245                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2246            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2247                OMX_AUDIO_PARAM_AMRTYPE amr;
2248                InitOMXParams(&amr);
2249                amr.nPortIndex = portIndex;
2250
2251                err = mOMX->get_parameter(
2252                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2253                CHECK_EQ(err, OK);
2254
2255                printf("  nChannels = %ld\n", amr.nChannels);
2256                printf("  eAMRBandMode = %s\n",
2257                        amrBandModeString(amr.eAMRBandMode));
2258                printf("  eAMRFrameFormat = %s\n",
2259                        amrFrameFormatString(amr.eAMRFrameFormat));
2260            }
2261
2262            break;
2263        }
2264
2265        default:
2266        {
2267            printf("  // Unknown\n");
2268            break;
2269        }
2270    }
2271
2272    printf("}\n");
2273}
2274
2275void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2276    mOutputFormat = new MetaData;
2277    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2278
2279    OMX_PARAM_PORTDEFINITIONTYPE def;
2280    InitOMXParams(&def);
2281    def.nPortIndex = kPortIndexOutput;
2282
2283    status_t err = mOMX->get_parameter(
2284            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2285    CHECK_EQ(err, OK);
2286
2287    switch (def.eDomain) {
2288        case OMX_PortDomainImage:
2289        {
2290            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2291            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2292
2293            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2294            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2295            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2296            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2297            break;
2298        }
2299
2300        case OMX_PortDomainAudio:
2301        {
2302            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2303
2304            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2305                OMX_AUDIO_PARAM_PCMMODETYPE params;
2306                InitOMXParams(&params);
2307                params.nPortIndex = kPortIndexOutput;
2308
2309                err = mOMX->get_parameter(
2310                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2311                CHECK_EQ(err, OK);
2312
2313                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2314                CHECK_EQ(params.nBitPerSample, 16);
2315                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2316
2317                int32_t numChannels, sampleRate;
2318                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2319                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2320
2321                if ((OMX_U32)numChannels != params.nChannels) {
2322                    LOGW("Codec outputs a different number of channels than "
2323                         "the input stream contains.");
2324                }
2325
2326                mOutputFormat->setCString(
2327                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2328
2329                // Use the codec-advertised number of channels, as some
2330                // codecs appear to output stereo even if the input data is
2331                // mono.
2332                mOutputFormat->setInt32(kKeyChannelCount, params.nChannels);
2333
2334                // The codec-reported sampleRate is not reliable...
2335                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2336            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2337                OMX_AUDIO_PARAM_AMRTYPE amr;
2338                InitOMXParams(&amr);
2339                amr.nPortIndex = kPortIndexOutput;
2340
2341                err = mOMX->get_parameter(
2342                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2343                CHECK_EQ(err, OK);
2344
2345                CHECK_EQ(amr.nChannels, 1);
2346                mOutputFormat->setInt32(kKeyChannelCount, 1);
2347
2348                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2349                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2350                    mOutputFormat->setCString(
2351                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2352                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2353                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2354                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2355                    mOutputFormat->setCString(
2356                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2357                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2358                } else {
2359                    CHECK(!"Unknown AMR band mode.");
2360                }
2361            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2362                mOutputFormat->setCString(
2363                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2364            } else {
2365                CHECK(!"Should not be here. Unknown audio encoding.");
2366            }
2367            break;
2368        }
2369
2370        case OMX_PortDomainVideo:
2371        {
2372            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2373
2374            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2375                mOutputFormat->setCString(
2376                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2377            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2378                mOutputFormat->setCString(
2379                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2380            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2381                mOutputFormat->setCString(
2382                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2383            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2384                mOutputFormat->setCString(
2385                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2386            } else {
2387                CHECK(!"Unknown compression format.");
2388            }
2389
2390            if (mQuirks & kOutputDimensionsAre16Aligned) {
2391                // This component appears to be lying to me.
2392                mOutputFormat->setInt32(
2393                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2394                mOutputFormat->setInt32(
2395                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2396            } else {
2397                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2398                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2399            }
2400
2401            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2402            break;
2403        }
2404
2405        default:
2406        {
2407            CHECK(!"should not be here, neither audio nor video.");
2408            break;
2409        }
2410    }
2411}
2412
2413////////////////////////////////////////////////////////////////////////////////
2414
2415status_t QueryCodecs(
2416        const sp<IOMX> &omx,
2417        const char *mime, bool queryDecoders,
2418        Vector<CodecCapabilities> *results) {
2419    results->clear();
2420
2421    for (int index = 0;; ++index) {
2422        const char *componentName;
2423
2424        if (!queryDecoders) {
2425            componentName = GetCodec(
2426                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2427                    mime, index);
2428        } else {
2429            componentName = GetCodec(
2430                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2431                    mime, index);
2432        }
2433
2434        if (!componentName) {
2435            return OK;
2436        }
2437
2438        IOMX::node_id node;
2439        status_t err = omx->allocate_node(componentName, &node);
2440
2441        if (err != OK) {
2442            continue;
2443        }
2444
2445        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2446
2447        results->push();
2448        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2449        caps->mComponentName = componentName;
2450
2451        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2452        InitOMXParams(&param);
2453
2454        param.nPortIndex = queryDecoders ? 0 : 1;
2455
2456        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2457            err = omx->get_parameter(
2458                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2459                    &param, sizeof(param));
2460
2461            if (err != OK) {
2462                break;
2463            }
2464
2465            CodecProfileLevel profileLevel;
2466            profileLevel.mProfile = param.eProfile;
2467            profileLevel.mLevel = param.eLevel;
2468
2469            caps->mProfileLevels.push(profileLevel);
2470        }
2471
2472        CHECK_EQ(omx->free_node(node), OK);
2473    }
2474}
2475
2476}  // namespace android
2477