OMXCodec.cpp revision 5228dd1b7468bfc86a807a299f515d33048f96ac 
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 |= kRequiresAllocateBufferOnInputPorts;
233        quirks |= kRequiresAllocateBufferOnOutputPorts;
234    }
235
236    if (!strncmp(componentName, "OMX.TI.", 7)) {
237        // Apparently I must not use OMX_UseBuffer on either input or
238        // output ports on any of the TI components or quote:
239        // "(I) may have unexpected problem (sic) which can be timing related
240        //  and hard to reproduce."
241
242        quirks |= kRequiresAllocateBufferOnInputPorts;
243        quirks |= kRequiresAllocateBufferOnOutputPorts;
244    }
245
246    sp<OMXCodec> codec = new OMXCodec(
247            omx, node, quirks, createEncoder, mime, componentName,
248            source);
249
250    uint32_t type;
251    const void *data;
252    size_t size;
253    if (meta->findData(kKeyESDS, &type, &data, &size)) {
254        ESDS esds((const char *)data, size);
255        CHECK_EQ(esds.InitCheck(), OK);
256
257        const void *codec_specific_data;
258        size_t codec_specific_data_size;
259        esds.getCodecSpecificInfo(
260                &codec_specific_data, &codec_specific_data_size);
261
262        printf("found codec-specific data of size %d\n",
263               codec_specific_data_size);
264
265        codec->addCodecSpecificData(
266                codec_specific_data, codec_specific_data_size);
267    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
268        printf("found avcc of size %d\n", size);
269
270        // Parse the AVCDecoderConfigurationRecord
271
272        const uint8_t *ptr = (const uint8_t *)data;
273
274        CHECK(size >= 7);
275        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
276        uint8_t profile = ptr[1];
277        uint8_t level = ptr[3];
278
279        CHECK((ptr[4] >> 2) == 0x3f);  // reserved
280
281        size_t lengthSize = 1 + (ptr[4] & 3);
282
283        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
284        // violates it...
285        // CHECK((ptr[5] >> 5) == 7);  // reserved
286
287        size_t numSeqParameterSets = ptr[5] & 31;
288
289        ptr += 6;
290        size -= 6;
291
292        for (size_t i = 0; i < numSeqParameterSets; ++i) {
293            CHECK(size >= 2);
294            size_t length = U16_AT(ptr);
295
296            ptr += 2;
297            size -= 2;
298
299            CHECK(size >= length);
300
301            codec->addCodecSpecificData(ptr, length);
302
303            ptr += length;
304            size -= length;
305        }
306
307        CHECK(size >= 1);
308        size_t numPictureParameterSets = *ptr;
309        ++ptr;
310        --size;
311
312        for (size_t i = 0; i < numPictureParameterSets; ++i) {
313            CHECK(size >= 2);
314            size_t length = U16_AT(ptr);
315
316            ptr += 2;
317            size -= 2;
318
319            CHECK(size >= length);
320
321            codec->addCodecSpecificData(ptr, length);
322
323            ptr += length;
324            size -= length;
325        }
326
327        LOGI("AVC profile = %d (%s), level = %d",
328             (int)profile, AVCProfileToString(profile), (int)level / 10);
329
330        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
331            && (profile != kAVCProfileBaseline || level > 39)) {
332            // This stream exceeds the decoder's capabilities.
333
334            LOGE("Profile and/or level exceed the decoder's capabilities.");
335            return NULL;
336        }
337    }
338
339    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
340        codec->setAMRFormat();
341    }
342    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
343        codec->setAMRWBFormat();
344    }
345    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
346        int32_t numChannels, sampleRate;
347        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
348        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
349
350        codec->setAACFormat(numChannels, sampleRate);
351    }
352    if (!strncasecmp(mime, "video/", 6)) {
353        int32_t width, height;
354        bool success = meta->findInt32(kKeyWidth, &width);
355        success = success && meta->findInt32(kKeyHeight, &height);
356        CHECK(success);
357
358        if (createEncoder) {
359            codec->setVideoInputFormat(mime, width, height);
360        } else {
361            codec->setVideoOutputFormat(mime, width, height);
362        }
363    }
364    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
365        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
366        OMX_COLOR_FORMATTYPE format =
367            OMX_COLOR_Format32bitARGB8888;
368            // OMX_COLOR_FormatYUV420PackedPlanar;
369            // OMX_COLOR_FormatCbYCrY;
370            // OMX_COLOR_FormatYUV411Planar;
371
372        int32_t width, height;
373        bool success = meta->findInt32(kKeyWidth, &width);
374        success = success && meta->findInt32(kKeyHeight, &height);
375
376        int32_t compressedSize;
377        success = success && meta->findInt32(
378                kKeyMaxInputSize, &compressedSize);
379
380        CHECK(success);
381        CHECK(compressedSize > 0);
382
383        codec->setImageOutputFormat(format, width, height);
384        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
385    }
386
387    int32_t maxInputSize;
388    if (createEncoder && meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
389        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
390    }
391
392    if (!strcmp(componentName, "OMX.TI.AMR.encode")
393        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
394        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
395    }
396
397    codec->initOutputFormat(meta);
398
399    return codec;
400}
401
402void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
403    OMX_PARAM_PORTDEFINITIONTYPE def;
404    InitOMXParams(&def);
405    def.nPortIndex = portIndex;
406
407    status_t err = mOMX->get_parameter(
408            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
409    CHECK_EQ(err, OK);
410
411    if (def.nBufferSize < size) {
412        def.nBufferSize = size;
413
414    }
415
416    err = mOMX->set_parameter(
417            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
418    CHECK_EQ(err, OK);
419}
420
421status_t OMXCodec::setVideoPortFormatType(
422        OMX_U32 portIndex,
423        OMX_VIDEO_CODINGTYPE compressionFormat,
424        OMX_COLOR_FORMATTYPE colorFormat) {
425    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
426    InitOMXParams(&format);
427    format.nPortIndex = portIndex;
428    format.nIndex = 0;
429    bool found = false;
430
431    OMX_U32 index = 0;
432    for (;;) {
433        format.nIndex = index;
434        status_t err = mOMX->get_parameter(
435                mNode, OMX_IndexParamVideoPortFormat,
436                &format, sizeof(format));
437
438        if (err != OK) {
439            return err;
440        }
441
442        // The following assertion is violated by TI's video decoder.
443        // CHECK_EQ(format.nIndex, index);
444
445#if 1
446        CODEC_LOGI("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
447             portIndex,
448             index, format.eCompressionFormat, format.eColorFormat);
449#endif
450
451        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
452            if (portIndex == kPortIndexInput
453                    && colorFormat == format.eColorFormat) {
454                // eCompressionFormat does not seem right.
455                found = true;
456                break;
457            }
458            if (portIndex == kPortIndexOutput
459                    && compressionFormat == format.eCompressionFormat) {
460                // eColorFormat does not seem right.
461                found = true;
462                break;
463            }
464        }
465
466        if (format.eCompressionFormat == compressionFormat
467            && format.eColorFormat == colorFormat) {
468            found = true;
469            break;
470        }
471
472        ++index;
473    }
474
475    if (!found) {
476        return UNKNOWN_ERROR;
477    }
478
479    CODEC_LOGI("found a match.");
480    status_t err = mOMX->set_parameter(
481            mNode, OMX_IndexParamVideoPortFormat,
482            &format, sizeof(format));
483
484    return err;
485}
486
487void OMXCodec::setVideoInputFormat(
488        const char *mime, OMX_U32 width, OMX_U32 height) {
489    CODEC_LOGI("setVideoInputFormat width=%ld, height=%ld", width, height);
490
491    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
492    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
493        compressionFormat = OMX_VIDEO_CodingAVC;
494    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
495        compressionFormat = OMX_VIDEO_CodingMPEG4;
496    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
497        compressionFormat = OMX_VIDEO_CodingH263;
498    } else {
499        LOGE("Not a supported video mime type: %s", mime);
500        CHECK(!"Should not be here. Not a supported video mime type.");
501    }
502
503    OMX_COLOR_FORMATTYPE colorFormat =
504        0 ? OMX_COLOR_FormatYCbYCr : OMX_COLOR_FormatCbYCrY;
505
506    if (!strncmp("OMX.qcom.video.encoder.", mComponentName, 23)) {
507        colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
508    }
509
510    setVideoPortFormatType(
511            kPortIndexInput, OMX_VIDEO_CodingUnused,
512            colorFormat);
513
514    setVideoPortFormatType(
515            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
516
517    OMX_PARAM_PORTDEFINITIONTYPE def;
518    InitOMXParams(&def);
519    def.nPortIndex = kPortIndexOutput;
520
521    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
522
523    status_t err = mOMX->get_parameter(
524            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
525
526    CHECK_EQ(err, OK);
527    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
528
529    video_def->nFrameWidth = width;
530    video_def->nFrameHeight = height;
531
532    video_def->eCompressionFormat = compressionFormat;
533    video_def->eColorFormat = OMX_COLOR_FormatUnused;
534
535    err = mOMX->set_parameter(
536            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
537    CHECK_EQ(err, OK);
538
539    ////////////////////////////////////////////////////////////////////////////
540
541    InitOMXParams(&def);
542    def.nPortIndex = kPortIndexInput;
543
544    err = mOMX->get_parameter(
545            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
546    CHECK_EQ(err, OK);
547
548    def.nBufferSize = (width * height * 2); // (width * height * 3) / 2;
549    CODEC_LOGI("Setting nBufferSize = %ld", def.nBufferSize);
550
551    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
552
553    video_def->nFrameWidth = width;
554    video_def->nFrameHeight = height;
555    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
556    video_def->eColorFormat = colorFormat;
557
558    err = mOMX->set_parameter(
559            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
560    CHECK_EQ(err, OK);
561}
562
563void OMXCodec::setVideoOutputFormat(
564        const char *mime, OMX_U32 width, OMX_U32 height) {
565    CODEC_LOGI("setVideoOutputFormat width=%ld, height=%ld", width, height);
566
567    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
568    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
569        compressionFormat = OMX_VIDEO_CodingAVC;
570    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
571        compressionFormat = OMX_VIDEO_CodingMPEG4;
572    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
573        compressionFormat = OMX_VIDEO_CodingH263;
574    } else {
575        LOGE("Not a supported video mime type: %s", mime);
576        CHECK(!"Should not be here. Not a supported video mime type.");
577    }
578
579    setVideoPortFormatType(
580            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
581
582#if 1
583    {
584        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
585        InitOMXParams(&format);
586        format.nPortIndex = kPortIndexOutput;
587        format.nIndex = 0;
588
589        status_t err = mOMX->get_parameter(
590                mNode, OMX_IndexParamVideoPortFormat,
591                &format, sizeof(format));
592        CHECK_EQ(err, OK);
593        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
594
595        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
596
597        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
598               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
599               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
600               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
601
602        err = mOMX->set_parameter(
603                mNode, OMX_IndexParamVideoPortFormat,
604                &format, sizeof(format));
605        CHECK_EQ(err, OK);
606    }
607#endif
608
609    OMX_PARAM_PORTDEFINITIONTYPE def;
610    InitOMXParams(&def);
611    def.nPortIndex = kPortIndexInput;
612
613    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
614
615    status_t err = mOMX->get_parameter(
616            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
617
618    CHECK_EQ(err, OK);
619
620#if 1
621    // XXX Need a (much) better heuristic to compute input buffer sizes.
622    const size_t X = 64 * 1024;
623    if (def.nBufferSize < X) {
624        def.nBufferSize = X;
625    }
626#endif
627
628    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
629
630    video_def->nFrameWidth = width;
631    video_def->nFrameHeight = height;
632
633    video_def->eColorFormat = OMX_COLOR_FormatUnused;
634
635    err = mOMX->set_parameter(
636            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
637    CHECK_EQ(err, OK);
638
639    ////////////////////////////////////////////////////////////////////////////
640
641    InitOMXParams(&def);
642    def.nPortIndex = kPortIndexOutput;
643
644    err = mOMX->get_parameter(
645            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
646    CHECK_EQ(err, OK);
647    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
648
649#if 0
650    def.nBufferSize =
651        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
652#endif
653
654    video_def->nFrameWidth = width;
655    video_def->nFrameHeight = height;
656
657    err = mOMX->set_parameter(
658            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
659    CHECK_EQ(err, OK);
660}
661
662
663OMXCodec::OMXCodec(
664        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
665        bool isEncoder,
666        const char *mime,
667        const char *componentName,
668        const sp<MediaSource> &source)
669    : mOMX(omx),
670      mNode(node),
671      mQuirks(quirks),
672      mIsEncoder(isEncoder),
673      mMIME(strdup(mime)),
674      mComponentName(strdup(componentName)),
675      mSource(source),
676      mCodecSpecificDataIndex(0),
677      mState(LOADED),
678      mInitialBufferSubmit(true),
679      mSignalledEOS(false),
680      mNoMoreOutputData(false),
681      mSeekTimeUs(-1) {
682    mPortStatus[kPortIndexInput] = ENABLED;
683    mPortStatus[kPortIndexOutput] = ENABLED;
684
685    mObserver = new OMXCodecObserver(this);
686    mOMX->observe_node(mNode, mObserver);
687
688    setComponentRole();
689}
690
691// static
692void OMXCodec::setComponentRole(
693        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
694        const char *mime) {
695    struct MimeToRole {
696        const char *mime;
697        const char *decoderRole;
698        const char *encoderRole;
699    };
700
701    static const MimeToRole kMimeToRole[] = {
702        { MEDIA_MIMETYPE_AUDIO_MPEG,
703            "audio_decoder.mp3", "audio_encoder.mp3" },
704        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
705            "audio_decoder.amrnb", "audio_encoder.amrnb" },
706        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
707            "audio_decoder.amrwb", "audio_encoder.amrwb" },
708        { MEDIA_MIMETYPE_AUDIO_AAC,
709            "audio_decoder.aac", "audio_encoder.aac" },
710        { MEDIA_MIMETYPE_VIDEO_AVC,
711            "video_decoder.avc", "video_encoder.avc" },
712        { MEDIA_MIMETYPE_VIDEO_MPEG4,
713            "video_decoder.mpeg4", "video_encoder.mpeg4" },
714        { MEDIA_MIMETYPE_VIDEO_H263,
715            "video_decoder.h263", "video_encoder.h263" },
716    };
717
718    static const size_t kNumMimeToRole =
719        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
720
721    size_t i;
722    for (i = 0; i < kNumMimeToRole; ++i) {
723        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
724            break;
725        }
726    }
727
728    if (i == kNumMimeToRole) {
729        return;
730    }
731
732    const char *role =
733        isEncoder ? kMimeToRole[i].encoderRole
734                  : kMimeToRole[i].decoderRole;
735
736    if (role != NULL) {
737        OMX_PARAM_COMPONENTROLETYPE roleParams;
738        InitOMXParams(&roleParams);
739
740        strncpy((char *)roleParams.cRole,
741                role, OMX_MAX_STRINGNAME_SIZE - 1);
742
743        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
744
745        status_t err = omx->set_parameter(
746                node, OMX_IndexParamStandardComponentRole,
747                &roleParams, sizeof(roleParams));
748
749        if (err != OK) {
750            LOGW("Failed to set standard component role '%s'.", role);
751        }
752    }
753}
754
755void OMXCodec::setComponentRole() {
756    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
757}
758
759OMXCodec::~OMXCodec() {
760    CHECK(mState == LOADED || mState == ERROR);
761
762    status_t err = mOMX->observe_node(mNode, NULL);
763    CHECK_EQ(err, OK);
764
765    err = mOMX->free_node(mNode);
766    CHECK_EQ(err, OK);
767
768    mNode = NULL;
769    setState(DEAD);
770
771    clearCodecSpecificData();
772
773    free(mComponentName);
774    mComponentName = NULL;
775
776    free(mMIME);
777    mMIME = NULL;
778}
779
780status_t OMXCodec::init() {
781    // mLock is held.
782
783    CHECK_EQ(mState, LOADED);
784
785    status_t err;
786    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
787        err = mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
788        CHECK_EQ(err, OK);
789        setState(LOADED_TO_IDLE);
790    }
791
792    err = allocateBuffers();
793    CHECK_EQ(err, OK);
794
795    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
796        err = mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
797        CHECK_EQ(err, OK);
798
799        setState(LOADED_TO_IDLE);
800    }
801
802    while (mState != EXECUTING && mState != ERROR) {
803        mAsyncCompletion.wait(mLock);
804    }
805
806    return mState == ERROR ? UNKNOWN_ERROR : OK;
807}
808
809// static
810bool OMXCodec::isIntermediateState(State state) {
811    return state == LOADED_TO_IDLE
812        || state == IDLE_TO_EXECUTING
813        || state == EXECUTING_TO_IDLE
814        || state == IDLE_TO_LOADED
815        || state == RECONFIGURING;
816}
817
818status_t OMXCodec::allocateBuffers() {
819    status_t err = allocateBuffersOnPort(kPortIndexInput);
820
821    if (err != OK) {
822        return err;
823    }
824
825    return allocateBuffersOnPort(kPortIndexOutput);
826}
827
828status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
829    OMX_PARAM_PORTDEFINITIONTYPE def;
830    InitOMXParams(&def);
831    def.nPortIndex = portIndex;
832
833    status_t err = mOMX->get_parameter(
834            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
835
836    if (err != OK) {
837        return err;
838    }
839
840    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
841    mDealer[portIndex] = new MemoryDealer(totalSize);
842
843    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
844        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
845        CHECK(mem.get() != NULL);
846
847        IOMX::buffer_id buffer;
848        if (portIndex == kPortIndexInput
849                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
850            err = mOMX->allocate_buffer_with_backup(
851                    mNode, portIndex, mem, &buffer);
852        } else if (portIndex == kPortIndexOutput
853                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
854            err = mOMX->allocate_buffer_with_backup(
855                    mNode, portIndex, mem, &buffer);
856        } else {
857            err = mOMX->use_buffer(mNode, portIndex, mem, &buffer);
858        }
859
860        if (err != OK) {
861            LOGE("allocate_buffer_with_backup failed");
862            return err;
863        }
864
865        BufferInfo info;
866        info.mBuffer = buffer;
867        info.mOwnedByComponent = false;
868        info.mMem = mem;
869        info.mMediaBuffer = NULL;
870
871        if (portIndex == kPortIndexOutput) {
872            info.mMediaBuffer = new MediaBuffer(mem->pointer(), mem->size());
873            info.mMediaBuffer->setObserver(this);
874        }
875
876        mPortBuffers[portIndex].push(info);
877
878        CODEC_LOGV("allocated buffer %p on %s port", buffer,
879             portIndex == kPortIndexInput ? "input" : "output");
880    }
881
882    dumpPortStatus(portIndex);
883
884    return OK;
885}
886
887void OMXCodec::on_message(const omx_message &msg) {
888    Mutex::Autolock autoLock(mLock);
889
890    switch (msg.type) {
891        case omx_message::EVENT:
892        {
893            onEvent(
894                 msg.u.event_data.event, msg.u.event_data.data1,
895                 msg.u.event_data.data2);
896
897            break;
898        }
899
900        case omx_message::EMPTY_BUFFER_DONE:
901        {
902            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
903
904            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
905
906            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
907            size_t i = 0;
908            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
909                ++i;
910            }
911
912            CHECK(i < buffers->size());
913            if (!(*buffers)[i].mOwnedByComponent) {
914                LOGW("We already own input buffer %p, yet received "
915                     "an EMPTY_BUFFER_DONE.", buffer);
916            }
917
918            buffers->editItemAt(i).mOwnedByComponent = false;
919
920            if (mPortStatus[kPortIndexInput] == DISABLING) {
921                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
922
923                status_t err =
924                    mOMX->free_buffer(mNode, kPortIndexInput, buffer);
925                CHECK_EQ(err, OK);
926
927                buffers->removeAt(i);
928            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
929                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
930                drainInputBuffer(&buffers->editItemAt(i));
931            }
932
933            break;
934        }
935
936        case omx_message::FILL_BUFFER_DONE:
937        {
938            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
939            OMX_U32 flags = msg.u.extended_buffer_data.flags;
940
941            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx)",
942                 buffer,
943                 msg.u.extended_buffer_data.range_length,
944                 flags);
945
946            CODEC_LOGV("FILL_BUFFER_DONE(timestamp: %lld us (%.2f secs))",
947                 msg.u.extended_buffer_data.timestamp,
948                 msg.u.extended_buffer_data.timestamp / 1E6);
949
950            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
951            size_t i = 0;
952            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
953                ++i;
954            }
955
956            CHECK(i < buffers->size());
957            BufferInfo *info = &buffers->editItemAt(i);
958
959            if (!info->mOwnedByComponent) {
960                LOGW("We already own output buffer %p, yet received "
961                     "a FILL_BUFFER_DONE.", buffer);
962            }
963
964            info->mOwnedByComponent = false;
965
966            if (mPortStatus[kPortIndexOutput] == DISABLING) {
967                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
968
969                status_t err =
970                    mOMX->free_buffer(mNode, kPortIndexOutput, buffer);
971                CHECK_EQ(err, OK);
972
973                buffers->removeAt(i);
974            } else if (mPortStatus[kPortIndexOutput] == ENABLED
975                       && (flags & OMX_BUFFERFLAG_EOS)) {
976                CODEC_LOGV("No more output data.");
977                mNoMoreOutputData = true;
978                mBufferFilled.signal();
979            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
980                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
981
982                MediaBuffer *buffer = info->mMediaBuffer;
983
984                buffer->set_range(
985                        msg.u.extended_buffer_data.range_offset,
986                        msg.u.extended_buffer_data.range_length);
987
988                buffer->meta_data()->clear();
989
990                buffer->meta_data()->setInt32(
991                        kKeyTimeUnits,
992                        (msg.u.extended_buffer_data.timestamp + 500) / 1000);
993
994                buffer->meta_data()->setInt32(
995                        kKeyTimeScale, 1000);
996
997                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
998                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
999                }
1000
1001                buffer->meta_data()->setPointer(
1002                        kKeyPlatformPrivate,
1003                        msg.u.extended_buffer_data.platform_private);
1004
1005                buffer->meta_data()->setPointer(
1006                        kKeyBufferID,
1007                        msg.u.extended_buffer_data.buffer);
1008
1009                mFilledBuffers.push_back(i);
1010                mBufferFilled.signal();
1011            }
1012
1013            break;
1014        }
1015
1016        default:
1017        {
1018            CHECK(!"should not be here.");
1019            break;
1020        }
1021    }
1022}
1023
1024void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1025    switch (event) {
1026        case OMX_EventCmdComplete:
1027        {
1028            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1029            break;
1030        }
1031
1032        case OMX_EventError:
1033        {
1034            LOGE("ERROR(%ld, %ld)", data1, data2);
1035
1036            setState(ERROR);
1037            break;
1038        }
1039
1040        case OMX_EventPortSettingsChanged:
1041        {
1042            onPortSettingsChanged(data1);
1043            break;
1044        }
1045
1046        case OMX_EventBufferFlag:
1047        {
1048            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1049
1050            if (data1 == kPortIndexOutput) {
1051                mNoMoreOutputData = true;
1052            }
1053            break;
1054        }
1055
1056        default:
1057        {
1058            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1059            break;
1060        }
1061    }
1062}
1063
1064void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1065    switch (cmd) {
1066        case OMX_CommandStateSet:
1067        {
1068            onStateChange((OMX_STATETYPE)data);
1069            break;
1070        }
1071
1072        case OMX_CommandPortDisable:
1073        {
1074            OMX_U32 portIndex = data;
1075            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1076
1077            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1078            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1079            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1080
1081            mPortStatus[portIndex] = DISABLED;
1082
1083            if (mState == RECONFIGURING) {
1084                CHECK_EQ(portIndex, kPortIndexOutput);
1085
1086                enablePortAsync(portIndex);
1087
1088                status_t err = allocateBuffersOnPort(portIndex);
1089                CHECK_EQ(err, OK);
1090            }
1091            break;
1092        }
1093
1094        case OMX_CommandPortEnable:
1095        {
1096            OMX_U32 portIndex = data;
1097            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1098
1099            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1100            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1101
1102            mPortStatus[portIndex] = ENABLED;
1103
1104            if (mState == RECONFIGURING) {
1105                CHECK_EQ(portIndex, kPortIndexOutput);
1106
1107                setState(EXECUTING);
1108
1109                fillOutputBuffers();
1110            }
1111            break;
1112        }
1113
1114        case OMX_CommandFlush:
1115        {
1116            OMX_U32 portIndex = data;
1117
1118            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1119
1120            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1121            mPortStatus[portIndex] = ENABLED;
1122
1123            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1124                     mPortBuffers[portIndex].size());
1125
1126            if (mState == RECONFIGURING) {
1127                CHECK_EQ(portIndex, kPortIndexOutput);
1128
1129                disablePortAsync(portIndex);
1130            } else if (mState == EXECUTING_TO_IDLE) {
1131                if (mPortStatus[kPortIndexInput] == ENABLED
1132                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1133                    CODEC_LOGV("Finished flushing both ports, now completing "
1134                         "transition from EXECUTING to IDLE.");
1135
1136                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1137                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1138
1139                    status_t err =
1140                        mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1141                    CHECK_EQ(err, OK);
1142                }
1143            } else {
1144                // We're flushing both ports in preparation for seeking.
1145
1146                if (mPortStatus[kPortIndexInput] == ENABLED
1147                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1148                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1149                         " seek-time.");
1150
1151                    // Clear this flag in case the decoder sent us either
1152                    // the EVENT_BUFFER_FLAG(1) or an output buffer with
1153                    // the EOS flag set _while_ flushing. Since we're going
1154                    // to submit "fresh" input data now, this flag no longer
1155                    // applies to our future.
1156                    mNoMoreOutputData = false;
1157
1158                    drainInputBuffers();
1159                    fillOutputBuffers();
1160                }
1161            }
1162
1163            break;
1164        }
1165
1166        default:
1167        {
1168            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1169            break;
1170        }
1171    }
1172}
1173
1174void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1175    switch (newState) {
1176        case OMX_StateIdle:
1177        {
1178            CODEC_LOGV("Now Idle.");
1179            if (mState == LOADED_TO_IDLE) {
1180                status_t err = mOMX->send_command(
1181                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1182
1183                CHECK_EQ(err, OK);
1184
1185                setState(IDLE_TO_EXECUTING);
1186            } else {
1187                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1188
1189                CHECK_EQ(
1190                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1191                    mPortBuffers[kPortIndexInput].size());
1192
1193                CHECK_EQ(
1194                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1195                    mPortBuffers[kPortIndexOutput].size());
1196
1197                status_t err = mOMX->send_command(
1198                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1199
1200                CHECK_EQ(err, OK);
1201
1202                err = freeBuffersOnPort(kPortIndexInput);
1203                CHECK_EQ(err, OK);
1204
1205                err = freeBuffersOnPort(kPortIndexOutput);
1206                CHECK_EQ(err, OK);
1207
1208                mPortStatus[kPortIndexInput] = ENABLED;
1209                mPortStatus[kPortIndexOutput] = ENABLED;
1210
1211                setState(IDLE_TO_LOADED);
1212            }
1213            break;
1214        }
1215
1216        case OMX_StateExecuting:
1217        {
1218            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1219
1220            CODEC_LOGV("Now Executing.");
1221
1222            setState(EXECUTING);
1223
1224            // Buffers will be submitted to the component in the first
1225            // call to OMXCodec::read as mInitialBufferSubmit is true at
1226            // this point. This ensures that this on_message call returns,
1227            // releases the lock and ::init can notice the state change and
1228            // itself return.
1229            break;
1230        }
1231
1232        case OMX_StateLoaded:
1233        {
1234            CHECK_EQ(mState, IDLE_TO_LOADED);
1235
1236            CODEC_LOGV("Now Loaded.");
1237
1238            setState(LOADED);
1239            break;
1240        }
1241
1242        default:
1243        {
1244            CHECK(!"should not be here.");
1245            break;
1246        }
1247    }
1248}
1249
1250// static
1251size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1252    size_t n = 0;
1253    for (size_t i = 0; i < buffers.size(); ++i) {
1254        if (!buffers[i].mOwnedByComponent) {
1255            ++n;
1256        }
1257    }
1258
1259    return n;
1260}
1261
1262status_t OMXCodec::freeBuffersOnPort(
1263        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1264    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1265
1266    status_t stickyErr = OK;
1267
1268    for (size_t i = buffers->size(); i-- > 0;) {
1269        BufferInfo *info = &buffers->editItemAt(i);
1270
1271        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1272            continue;
1273        }
1274
1275        CHECK_EQ(info->mOwnedByComponent, false);
1276
1277        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1278
1279        status_t err =
1280            mOMX->free_buffer(mNode, portIndex, info->mBuffer);
1281
1282        if (err != OK) {
1283            stickyErr = err;
1284        }
1285
1286        if (info->mMediaBuffer != NULL) {
1287            info->mMediaBuffer->setObserver(NULL);
1288
1289            // Make sure nobody but us owns this buffer at this point.
1290            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1291
1292            info->mMediaBuffer->release();
1293        }
1294
1295        buffers->removeAt(i);
1296    }
1297
1298    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1299
1300    return stickyErr;
1301}
1302
1303void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1304    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1305
1306    CHECK_EQ(mState, EXECUTING);
1307    CHECK_EQ(portIndex, kPortIndexOutput);
1308    setState(RECONFIGURING);
1309
1310    if (mQuirks & kNeedsFlushBeforeDisable) {
1311        if (!flushPortAsync(portIndex)) {
1312            onCmdComplete(OMX_CommandFlush, portIndex);
1313        }
1314    } else {
1315        disablePortAsync(portIndex);
1316    }
1317}
1318
1319bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1320    CHECK(mState == EXECUTING || mState == RECONFIGURING
1321            || mState == EXECUTING_TO_IDLE);
1322
1323    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1324         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1325         mPortBuffers[portIndex].size());
1326
1327    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1328    mPortStatus[portIndex] = SHUTTING_DOWN;
1329
1330    if ((mQuirks & kRequiresFlushCompleteEmulation)
1331        && countBuffersWeOwn(mPortBuffers[portIndex])
1332                == mPortBuffers[portIndex].size()) {
1333        // No flush is necessary and this component fails to send a
1334        // flush-complete event in this case.
1335
1336        return false;
1337    }
1338
1339    status_t err =
1340        mOMX->send_command(mNode, OMX_CommandFlush, portIndex);
1341    CHECK_EQ(err, OK);
1342
1343    return true;
1344}
1345
1346void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1347    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1348
1349    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1350    mPortStatus[portIndex] = DISABLING;
1351
1352    status_t err =
1353        mOMX->send_command(mNode, OMX_CommandPortDisable, portIndex);
1354    CHECK_EQ(err, OK);
1355
1356    freeBuffersOnPort(portIndex, true);
1357}
1358
1359void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1360    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1361
1362    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1363    mPortStatus[portIndex] = ENABLING;
1364
1365    status_t err =
1366        mOMX->send_command(mNode, OMX_CommandPortEnable, portIndex);
1367    CHECK_EQ(err, OK);
1368}
1369
1370void OMXCodec::fillOutputBuffers() {
1371    CHECK_EQ(mState, EXECUTING);
1372
1373    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1374    for (size_t i = 0; i < buffers->size(); ++i) {
1375        fillOutputBuffer(&buffers->editItemAt(i));
1376    }
1377}
1378
1379void OMXCodec::drainInputBuffers() {
1380    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1381
1382    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1383    for (size_t i = 0; i < buffers->size(); ++i) {
1384        drainInputBuffer(&buffers->editItemAt(i));
1385    }
1386}
1387
1388void OMXCodec::drainInputBuffer(BufferInfo *info) {
1389    CHECK_EQ(info->mOwnedByComponent, false);
1390
1391    if (mSignalledEOS) {
1392        return;
1393    }
1394
1395    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1396        const CodecSpecificData *specific =
1397            mCodecSpecificData[mCodecSpecificDataIndex];
1398
1399        size_t size = specific->mSize;
1400
1401        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1402                && !(mQuirks & kWantsNALFragments)) {
1403            static const uint8_t kNALStartCode[4] =
1404                    { 0x00, 0x00, 0x00, 0x01 };
1405
1406            CHECK(info->mMem->size() >= specific->mSize + 4);
1407
1408            size += 4;
1409
1410            memcpy(info->mMem->pointer(), kNALStartCode, 4);
1411            memcpy((uint8_t *)info->mMem->pointer() + 4,
1412                   specific->mData, specific->mSize);
1413        } else {
1414            CHECK(info->mMem->size() >= specific->mSize);
1415            memcpy(info->mMem->pointer(), specific->mData, specific->mSize);
1416        }
1417
1418        mOMX->empty_buffer(
1419                mNode, info->mBuffer, 0, size,
1420                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1421                0);
1422
1423        info->mOwnedByComponent = true;
1424
1425        ++mCodecSpecificDataIndex;
1426        return;
1427    }
1428
1429    MediaBuffer *srcBuffer;
1430    status_t err;
1431    if (mSeekTimeUs >= 0) {
1432        MediaSource::ReadOptions options;
1433        options.setSeekTo(mSeekTimeUs);
1434        mSeekTimeUs = -1;
1435
1436        err = mSource->read(&srcBuffer, &options);
1437    } else {
1438        err = mSource->read(&srcBuffer);
1439    }
1440
1441    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1442    OMX_TICKS timestamp = 0;
1443    size_t srcLength = 0;
1444
1445    if (err != OK) {
1446        CODEC_LOGV("signalling end of input stream.");
1447        flags |= OMX_BUFFERFLAG_EOS;
1448
1449        mSignalledEOS = true;
1450    } else {
1451        srcLength = srcBuffer->range_length();
1452
1453        if (info->mMem->size() < srcLength) {
1454            LOGE("info->mMem->size() = %d, srcLength = %d",
1455                 info->mMem->size(), srcLength);
1456        }
1457        CHECK(info->mMem->size() >= srcLength);
1458        memcpy(info->mMem->pointer(),
1459               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1460               srcLength);
1461
1462        int32_t units, scale;
1463        if (srcBuffer->meta_data()->findInt32(kKeyTimeUnits, &units)
1464            && srcBuffer->meta_data()->findInt32(kKeyTimeScale, &scale)) {
1465            timestamp = ((OMX_TICKS)units * 1000000) / scale;
1466
1467            CODEC_LOGV("Calling empty_buffer on buffer %p (length %d)",
1468                 info->mBuffer, srcLength);
1469            CODEC_LOGV("Calling empty_buffer with timestamp %lld us (%.2f secs)",
1470                 timestamp, timestamp / 1E6);
1471        }
1472    }
1473
1474    mOMX->empty_buffer(
1475            mNode, info->mBuffer, 0, srcLength,
1476            flags, timestamp);
1477
1478    info->mOwnedByComponent = true;
1479
1480    if (srcBuffer != NULL) {
1481        srcBuffer->release();
1482        srcBuffer = NULL;
1483    }
1484}
1485
1486void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1487    CHECK_EQ(info->mOwnedByComponent, false);
1488
1489    if (mNoMoreOutputData) {
1490        CODEC_LOGV("There is no more output data available, not "
1491             "calling fillOutputBuffer");
1492        return;
1493    }
1494
1495    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1496    mOMX->fill_buffer(mNode, info->mBuffer);
1497
1498    info->mOwnedByComponent = true;
1499}
1500
1501void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1502    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1503    for (size_t i = 0; i < buffers->size(); ++i) {
1504        if ((*buffers)[i].mBuffer == buffer) {
1505            drainInputBuffer(&buffers->editItemAt(i));
1506            return;
1507        }
1508    }
1509
1510    CHECK(!"should not be here.");
1511}
1512
1513void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1514    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1515    for (size_t i = 0; i < buffers->size(); ++i) {
1516        if ((*buffers)[i].mBuffer == buffer) {
1517            fillOutputBuffer(&buffers->editItemAt(i));
1518            return;
1519        }
1520    }
1521
1522    CHECK(!"should not be here.");
1523}
1524
1525void OMXCodec::setState(State newState) {
1526    mState = newState;
1527    mAsyncCompletion.signal();
1528
1529    // This may cause some spurious wakeups but is necessary to
1530    // unblock the reader if we enter ERROR state.
1531    mBufferFilled.signal();
1532}
1533
1534void OMXCodec::setRawAudioFormat(
1535        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1536    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1537    InitOMXParams(&pcmParams);
1538    pcmParams.nPortIndex = portIndex;
1539
1540    status_t err = mOMX->get_parameter(
1541            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1542
1543    CHECK_EQ(err, OK);
1544
1545    pcmParams.nChannels = numChannels;
1546    pcmParams.eNumData = OMX_NumericalDataSigned;
1547    pcmParams.bInterleaved = OMX_TRUE;
1548    pcmParams.nBitPerSample = 16;
1549    pcmParams.nSamplingRate = sampleRate;
1550    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1551
1552    if (numChannels == 1) {
1553        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
1554    } else {
1555        CHECK_EQ(numChannels, 2);
1556
1557        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
1558        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
1559    }
1560
1561    err = mOMX->set_parameter(
1562            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1563
1564    CHECK_EQ(err, OK);
1565}
1566
1567void OMXCodec::setAMRFormat() {
1568    if (!mIsEncoder) {
1569        OMX_AUDIO_PARAM_AMRTYPE def;
1570        InitOMXParams(&def);
1571        def.nPortIndex = kPortIndexInput;
1572
1573        status_t err =
1574            mOMX->get_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1575
1576        CHECK_EQ(err, OK);
1577
1578        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1579        def.eAMRBandMode = OMX_AUDIO_AMRBandModeNB0;
1580
1581        err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1582        CHECK_EQ(err, OK);
1583    }
1584
1585    ////////////////////////
1586
1587    if (mIsEncoder) {
1588        sp<MetaData> format = mSource->getFormat();
1589        int32_t sampleRate;
1590        int32_t numChannels;
1591        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1592        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1593
1594        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1595    }
1596}
1597
1598void OMXCodec::setAMRWBFormat() {
1599    if (!mIsEncoder) {
1600        OMX_AUDIO_PARAM_AMRTYPE def;
1601        InitOMXParams(&def);
1602        def.nPortIndex = kPortIndexInput;
1603
1604        status_t err =
1605            mOMX->get_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1606
1607        CHECK_EQ(err, OK);
1608
1609        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1610        def.eAMRBandMode = OMX_AUDIO_AMRBandModeWB0;
1611
1612        err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1613        CHECK_EQ(err, OK);
1614    }
1615
1616    ////////////////////////
1617
1618    if (mIsEncoder) {
1619        sp<MetaData> format = mSource->getFormat();
1620        int32_t sampleRate;
1621        int32_t numChannels;
1622        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1623        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1624
1625        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1626    }
1627}
1628
1629void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
1630    if (mIsEncoder) {
1631        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1632    } else {
1633        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1634        InitOMXParams(&profile);
1635        profile.nPortIndex = kPortIndexInput;
1636
1637        status_t err = mOMX->get_parameter(
1638                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1639        CHECK_EQ(err, OK);
1640
1641        profile.nChannels = numChannels;
1642        profile.nSampleRate = sampleRate;
1643        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
1644
1645        err = mOMX->set_parameter(
1646                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1647        CHECK_EQ(err, OK);
1648    }
1649}
1650
1651void OMXCodec::setImageOutputFormat(
1652        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
1653    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
1654
1655#if 0
1656    OMX_INDEXTYPE index;
1657    status_t err = mOMX->get_extension_index(
1658            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
1659    CHECK_EQ(err, OK);
1660
1661    err = mOMX->set_config(mNode, index, &format, sizeof(format));
1662    CHECK_EQ(err, OK);
1663#endif
1664
1665    OMX_PARAM_PORTDEFINITIONTYPE def;
1666    InitOMXParams(&def);
1667    def.nPortIndex = kPortIndexOutput;
1668
1669    status_t err = mOMX->get_parameter(
1670            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1671    CHECK_EQ(err, OK);
1672
1673    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1674
1675    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1676
1677    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
1678    imageDef->eColorFormat = format;
1679    imageDef->nFrameWidth = width;
1680    imageDef->nFrameHeight = height;
1681
1682    switch (format) {
1683        case OMX_COLOR_FormatYUV420PackedPlanar:
1684        case OMX_COLOR_FormatYUV411Planar:
1685        {
1686            def.nBufferSize = (width * height * 3) / 2;
1687            break;
1688        }
1689
1690        case OMX_COLOR_FormatCbYCrY:
1691        {
1692            def.nBufferSize = width * height * 2;
1693            break;
1694        }
1695
1696        case OMX_COLOR_Format32bitARGB8888:
1697        {
1698            def.nBufferSize = width * height * 4;
1699            break;
1700        }
1701
1702        case OMX_COLOR_Format16bitARGB4444:
1703        case OMX_COLOR_Format16bitARGB1555:
1704        case OMX_COLOR_Format16bitRGB565:
1705        case OMX_COLOR_Format16bitBGR565:
1706        {
1707            def.nBufferSize = width * height * 2;
1708            break;
1709        }
1710
1711        default:
1712            CHECK(!"Should not be here. Unknown color format.");
1713            break;
1714    }
1715
1716    def.nBufferCountActual = def.nBufferCountMin;
1717
1718    err = mOMX->set_parameter(
1719            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1720    CHECK_EQ(err, OK);
1721}
1722
1723void OMXCodec::setJPEGInputFormat(
1724        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
1725    OMX_PARAM_PORTDEFINITIONTYPE def;
1726    InitOMXParams(&def);
1727    def.nPortIndex = kPortIndexInput;
1728
1729    status_t err = mOMX->get_parameter(
1730            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1731    CHECK_EQ(err, OK);
1732
1733    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1734    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1735
1736    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
1737    imageDef->nFrameWidth = width;
1738    imageDef->nFrameHeight = height;
1739
1740    def.nBufferSize = compressedSize;
1741    def.nBufferCountActual = def.nBufferCountMin;
1742
1743    err = mOMX->set_parameter(
1744            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1745    CHECK_EQ(err, OK);
1746}
1747
1748void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
1749    CodecSpecificData *specific =
1750        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
1751
1752    specific->mSize = size;
1753    memcpy(specific->mData, data, size);
1754
1755    mCodecSpecificData.push(specific);
1756}
1757
1758void OMXCodec::clearCodecSpecificData() {
1759    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
1760        free(mCodecSpecificData.editItemAt(i));
1761    }
1762    mCodecSpecificData.clear();
1763    mCodecSpecificDataIndex = 0;
1764}
1765
1766status_t OMXCodec::start(MetaData *) {
1767    Mutex::Autolock autoLock(mLock);
1768
1769    if (mState != LOADED) {
1770        return UNKNOWN_ERROR;
1771    }
1772
1773    sp<MetaData> params = new MetaData;
1774    if (mQuirks & kWantsNALFragments) {
1775        params->setInt32(kKeyWantsNALFragments, true);
1776    }
1777    status_t err = mSource->start(params.get());
1778
1779    if (err != OK) {
1780        return err;
1781    }
1782
1783    mCodecSpecificDataIndex = 0;
1784    mInitialBufferSubmit = true;
1785    mSignalledEOS = false;
1786    mNoMoreOutputData = false;
1787    mSeekTimeUs = -1;
1788    mFilledBuffers.clear();
1789
1790    return init();
1791}
1792
1793status_t OMXCodec::stop() {
1794    CODEC_LOGV("stop");
1795
1796    Mutex::Autolock autoLock(mLock);
1797
1798    while (isIntermediateState(mState)) {
1799        mAsyncCompletion.wait(mLock);
1800    }
1801
1802    switch (mState) {
1803        case LOADED:
1804        case ERROR:
1805            break;
1806
1807        case EXECUTING:
1808        {
1809            setState(EXECUTING_TO_IDLE);
1810
1811            if (mQuirks & kRequiresFlushBeforeShutdown) {
1812                CODEC_LOGV("This component requires a flush before transitioning "
1813                     "from EXECUTING to IDLE...");
1814
1815                bool emulateInputFlushCompletion =
1816                    !flushPortAsync(kPortIndexInput);
1817
1818                bool emulateOutputFlushCompletion =
1819                    !flushPortAsync(kPortIndexOutput);
1820
1821                if (emulateInputFlushCompletion) {
1822                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1823                }
1824
1825                if (emulateOutputFlushCompletion) {
1826                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1827                }
1828            } else {
1829                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1830                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1831
1832                status_t err =
1833                    mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1834                CHECK_EQ(err, OK);
1835            }
1836
1837            while (mState != LOADED && mState != ERROR) {
1838                mAsyncCompletion.wait(mLock);
1839            }
1840
1841            break;
1842        }
1843
1844        default:
1845        {
1846            CHECK(!"should not be here.");
1847            break;
1848        }
1849    }
1850
1851    mSource->stop();
1852
1853    return OK;
1854}
1855
1856sp<MetaData> OMXCodec::getFormat() {
1857    return mOutputFormat;
1858}
1859
1860status_t OMXCodec::read(
1861        MediaBuffer **buffer, const ReadOptions *options) {
1862    *buffer = NULL;
1863
1864    Mutex::Autolock autoLock(mLock);
1865
1866    if (mState != EXECUTING && mState != RECONFIGURING) {
1867        return UNKNOWN_ERROR;
1868    }
1869
1870    if (mInitialBufferSubmit) {
1871        mInitialBufferSubmit = false;
1872
1873        drainInputBuffers();
1874
1875        if (mState == EXECUTING) {
1876            // Otherwise mState == RECONFIGURING and this code will trigger
1877            // after the output port is reenabled.
1878            fillOutputBuffers();
1879        }
1880    }
1881
1882    int64_t seekTimeUs;
1883    if (options && options->getSeekTo(&seekTimeUs)) {
1884        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
1885
1886        mSignalledEOS = false;
1887        mNoMoreOutputData = false;
1888
1889        CHECK(seekTimeUs >= 0);
1890        mSeekTimeUs = seekTimeUs;
1891
1892        mFilledBuffers.clear();
1893
1894        CHECK_EQ(mState, EXECUTING);
1895
1896        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
1897        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
1898
1899        if (emulateInputFlushCompletion) {
1900            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1901        }
1902
1903        if (emulateOutputFlushCompletion) {
1904            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1905        }
1906    }
1907
1908    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
1909        mBufferFilled.wait(mLock);
1910    }
1911
1912    if (mState == ERROR) {
1913        return UNKNOWN_ERROR;
1914    }
1915
1916    if (mFilledBuffers.empty()) {
1917        return ERROR_END_OF_STREAM;
1918    }
1919
1920    size_t index = *mFilledBuffers.begin();
1921    mFilledBuffers.erase(mFilledBuffers.begin());
1922
1923    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
1924    info->mMediaBuffer->add_ref();
1925    *buffer = info->mMediaBuffer;
1926
1927    return OK;
1928}
1929
1930void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
1931    Mutex::Autolock autoLock(mLock);
1932
1933    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1934    for (size_t i = 0; i < buffers->size(); ++i) {
1935        BufferInfo *info = &buffers->editItemAt(i);
1936
1937        if (info->mMediaBuffer == buffer) {
1938            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1939            fillOutputBuffer(info);
1940            return;
1941        }
1942    }
1943
1944    CHECK(!"should not be here.");
1945}
1946
1947static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
1948    static const char *kNames[] = {
1949        "OMX_IMAGE_CodingUnused",
1950        "OMX_IMAGE_CodingAutoDetect",
1951        "OMX_IMAGE_CodingJPEG",
1952        "OMX_IMAGE_CodingJPEG2K",
1953        "OMX_IMAGE_CodingEXIF",
1954        "OMX_IMAGE_CodingTIFF",
1955        "OMX_IMAGE_CodingGIF",
1956        "OMX_IMAGE_CodingPNG",
1957        "OMX_IMAGE_CodingLZW",
1958        "OMX_IMAGE_CodingBMP",
1959    };
1960
1961    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1962
1963    if (type < 0 || (size_t)type >= numNames) {
1964        return "UNKNOWN";
1965    } else {
1966        return kNames[type];
1967    }
1968}
1969
1970static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
1971    static const char *kNames[] = {
1972        "OMX_COLOR_FormatUnused",
1973        "OMX_COLOR_FormatMonochrome",
1974        "OMX_COLOR_Format8bitRGB332",
1975        "OMX_COLOR_Format12bitRGB444",
1976        "OMX_COLOR_Format16bitARGB4444",
1977        "OMX_COLOR_Format16bitARGB1555",
1978        "OMX_COLOR_Format16bitRGB565",
1979        "OMX_COLOR_Format16bitBGR565",
1980        "OMX_COLOR_Format18bitRGB666",
1981        "OMX_COLOR_Format18bitARGB1665",
1982        "OMX_COLOR_Format19bitARGB1666",
1983        "OMX_COLOR_Format24bitRGB888",
1984        "OMX_COLOR_Format24bitBGR888",
1985        "OMX_COLOR_Format24bitARGB1887",
1986        "OMX_COLOR_Format25bitARGB1888",
1987        "OMX_COLOR_Format32bitBGRA8888",
1988        "OMX_COLOR_Format32bitARGB8888",
1989        "OMX_COLOR_FormatYUV411Planar",
1990        "OMX_COLOR_FormatYUV411PackedPlanar",
1991        "OMX_COLOR_FormatYUV420Planar",
1992        "OMX_COLOR_FormatYUV420PackedPlanar",
1993        "OMX_COLOR_FormatYUV420SemiPlanar",
1994        "OMX_COLOR_FormatYUV422Planar",
1995        "OMX_COLOR_FormatYUV422PackedPlanar",
1996        "OMX_COLOR_FormatYUV422SemiPlanar",
1997        "OMX_COLOR_FormatYCbYCr",
1998        "OMX_COLOR_FormatYCrYCb",
1999        "OMX_COLOR_FormatCbYCrY",
2000        "OMX_COLOR_FormatCrYCbY",
2001        "OMX_COLOR_FormatYUV444Interleaved",
2002        "OMX_COLOR_FormatRawBayer8bit",
2003        "OMX_COLOR_FormatRawBayer10bit",
2004        "OMX_COLOR_FormatRawBayer8bitcompressed",
2005        "OMX_COLOR_FormatL2",
2006        "OMX_COLOR_FormatL4",
2007        "OMX_COLOR_FormatL8",
2008        "OMX_COLOR_FormatL16",
2009        "OMX_COLOR_FormatL24",
2010        "OMX_COLOR_FormatL32",
2011        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2012        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2013        "OMX_COLOR_Format18BitBGR666",
2014        "OMX_COLOR_Format24BitARGB6666",
2015        "OMX_COLOR_Format24BitABGR6666",
2016    };
2017
2018    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2019
2020    static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
2021
2022    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2023        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2024    } else if (type < 0 || (size_t)type >= numNames) {
2025        return "UNKNOWN";
2026    } else {
2027        return kNames[type];
2028    }
2029}
2030
2031static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2032    static const char *kNames[] = {
2033        "OMX_VIDEO_CodingUnused",
2034        "OMX_VIDEO_CodingAutoDetect",
2035        "OMX_VIDEO_CodingMPEG2",
2036        "OMX_VIDEO_CodingH263",
2037        "OMX_VIDEO_CodingMPEG4",
2038        "OMX_VIDEO_CodingWMV",
2039        "OMX_VIDEO_CodingRV",
2040        "OMX_VIDEO_CodingAVC",
2041        "OMX_VIDEO_CodingMJPEG",
2042    };
2043
2044    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2045
2046    if (type < 0 || (size_t)type >= numNames) {
2047        return "UNKNOWN";
2048    } else {
2049        return kNames[type];
2050    }
2051}
2052
2053static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2054    static const char *kNames[] = {
2055        "OMX_AUDIO_CodingUnused",
2056        "OMX_AUDIO_CodingAutoDetect",
2057        "OMX_AUDIO_CodingPCM",
2058        "OMX_AUDIO_CodingADPCM",
2059        "OMX_AUDIO_CodingAMR",
2060        "OMX_AUDIO_CodingGSMFR",
2061        "OMX_AUDIO_CodingGSMEFR",
2062        "OMX_AUDIO_CodingGSMHR",
2063        "OMX_AUDIO_CodingPDCFR",
2064        "OMX_AUDIO_CodingPDCEFR",
2065        "OMX_AUDIO_CodingPDCHR",
2066        "OMX_AUDIO_CodingTDMAFR",
2067        "OMX_AUDIO_CodingTDMAEFR",
2068        "OMX_AUDIO_CodingQCELP8",
2069        "OMX_AUDIO_CodingQCELP13",
2070        "OMX_AUDIO_CodingEVRC",
2071        "OMX_AUDIO_CodingSMV",
2072        "OMX_AUDIO_CodingG711",
2073        "OMX_AUDIO_CodingG723",
2074        "OMX_AUDIO_CodingG726",
2075        "OMX_AUDIO_CodingG729",
2076        "OMX_AUDIO_CodingAAC",
2077        "OMX_AUDIO_CodingMP3",
2078        "OMX_AUDIO_CodingSBC",
2079        "OMX_AUDIO_CodingVORBIS",
2080        "OMX_AUDIO_CodingWMA",
2081        "OMX_AUDIO_CodingRA",
2082        "OMX_AUDIO_CodingMIDI",
2083    };
2084
2085    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2086
2087    if (type < 0 || (size_t)type >= numNames) {
2088        return "UNKNOWN";
2089    } else {
2090        return kNames[type];
2091    }
2092}
2093
2094static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2095    static const char *kNames[] = {
2096        "OMX_AUDIO_PCMModeLinear",
2097        "OMX_AUDIO_PCMModeALaw",
2098        "OMX_AUDIO_PCMModeMULaw",
2099    };
2100
2101    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2102
2103    if (type < 0 || (size_t)type >= numNames) {
2104        return "UNKNOWN";
2105    } else {
2106        return kNames[type];
2107    }
2108}
2109
2110static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2111    static const char *kNames[] = {
2112        "OMX_AUDIO_AMRBandModeUnused",
2113        "OMX_AUDIO_AMRBandModeNB0",
2114        "OMX_AUDIO_AMRBandModeNB1",
2115        "OMX_AUDIO_AMRBandModeNB2",
2116        "OMX_AUDIO_AMRBandModeNB3",
2117        "OMX_AUDIO_AMRBandModeNB4",
2118        "OMX_AUDIO_AMRBandModeNB5",
2119        "OMX_AUDIO_AMRBandModeNB6",
2120        "OMX_AUDIO_AMRBandModeNB7",
2121        "OMX_AUDIO_AMRBandModeWB0",
2122        "OMX_AUDIO_AMRBandModeWB1",
2123        "OMX_AUDIO_AMRBandModeWB2",
2124        "OMX_AUDIO_AMRBandModeWB3",
2125        "OMX_AUDIO_AMRBandModeWB4",
2126        "OMX_AUDIO_AMRBandModeWB5",
2127        "OMX_AUDIO_AMRBandModeWB6",
2128        "OMX_AUDIO_AMRBandModeWB7",
2129        "OMX_AUDIO_AMRBandModeWB8",
2130    };
2131
2132    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2133
2134    if (type < 0 || (size_t)type >= numNames) {
2135        return "UNKNOWN";
2136    } else {
2137        return kNames[type];
2138    }
2139}
2140
2141static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2142    static const char *kNames[] = {
2143        "OMX_AUDIO_AMRFrameFormatConformance",
2144        "OMX_AUDIO_AMRFrameFormatIF1",
2145        "OMX_AUDIO_AMRFrameFormatIF2",
2146        "OMX_AUDIO_AMRFrameFormatFSF",
2147        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2148        "OMX_AUDIO_AMRFrameFormatITU",
2149    };
2150
2151    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2152
2153    if (type < 0 || (size_t)type >= numNames) {
2154        return "UNKNOWN";
2155    } else {
2156        return kNames[type];
2157    }
2158}
2159
2160void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2161    OMX_PARAM_PORTDEFINITIONTYPE def;
2162    InitOMXParams(&def);
2163    def.nPortIndex = portIndex;
2164
2165    status_t err = mOMX->get_parameter(
2166            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2167    CHECK_EQ(err, OK);
2168
2169    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2170
2171    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2172          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2173
2174    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2175    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2176    printf("  nBufferSize = %ld\n", def.nBufferSize);
2177
2178    switch (def.eDomain) {
2179        case OMX_PortDomainImage:
2180        {
2181            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2182
2183            printf("\n");
2184            printf("  // Image\n");
2185            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2186            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2187            printf("  nStride = %ld\n", imageDef->nStride);
2188
2189            printf("  eCompressionFormat = %s\n",
2190                   imageCompressionFormatString(imageDef->eCompressionFormat));
2191
2192            printf("  eColorFormat = %s\n",
2193                   colorFormatString(imageDef->eColorFormat));
2194
2195            break;
2196        }
2197
2198        case OMX_PortDomainVideo:
2199        {
2200            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2201
2202            printf("\n");
2203            printf("  // Video\n");
2204            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2205            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2206            printf("  nStride = %ld\n", videoDef->nStride);
2207
2208            printf("  eCompressionFormat = %s\n",
2209                   videoCompressionFormatString(videoDef->eCompressionFormat));
2210
2211            printf("  eColorFormat = %s\n",
2212                   colorFormatString(videoDef->eColorFormat));
2213
2214            break;
2215        }
2216
2217        case OMX_PortDomainAudio:
2218        {
2219            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2220
2221            printf("\n");
2222            printf("  // Audio\n");
2223            printf("  eEncoding = %s\n",
2224                   audioCodingTypeString(audioDef->eEncoding));
2225
2226            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2227                OMX_AUDIO_PARAM_PCMMODETYPE params;
2228                InitOMXParams(&params);
2229                params.nPortIndex = portIndex;
2230
2231                err = mOMX->get_parameter(
2232                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2233                CHECK_EQ(err, OK);
2234
2235                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2236                printf("  nChannels = %ld\n", params.nChannels);
2237                printf("  bInterleaved = %d\n", params.bInterleaved);
2238                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2239
2240                printf("  eNumData = %s\n",
2241                       params.eNumData == OMX_NumericalDataSigned
2242                        ? "signed" : "unsigned");
2243
2244                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2245            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2246                OMX_AUDIO_PARAM_AMRTYPE amr;
2247                InitOMXParams(&amr);
2248                amr.nPortIndex = portIndex;
2249
2250                err = mOMX->get_parameter(
2251                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2252                CHECK_EQ(err, OK);
2253
2254                printf("  nChannels = %ld\n", amr.nChannels);
2255                printf("  eAMRBandMode = %s\n",
2256                        amrBandModeString(amr.eAMRBandMode));
2257                printf("  eAMRFrameFormat = %s\n",
2258                        amrFrameFormatString(amr.eAMRFrameFormat));
2259            }
2260
2261            break;
2262        }
2263
2264        default:
2265        {
2266            printf("  // Unknown\n");
2267            break;
2268        }
2269    }
2270
2271    printf("}\n");
2272}
2273
2274void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2275    mOutputFormat = new MetaData;
2276    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2277
2278    OMX_PARAM_PORTDEFINITIONTYPE def;
2279    InitOMXParams(&def);
2280    def.nPortIndex = kPortIndexOutput;
2281
2282    status_t err = mOMX->get_parameter(
2283            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2284    CHECK_EQ(err, OK);
2285
2286    switch (def.eDomain) {
2287        case OMX_PortDomainImage:
2288        {
2289            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2290            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2291
2292            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2293            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2294            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2295            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2296            break;
2297        }
2298
2299        case OMX_PortDomainAudio:
2300        {
2301            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2302
2303            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2304                OMX_AUDIO_PARAM_PCMMODETYPE params;
2305                InitOMXParams(&params);
2306                params.nPortIndex = kPortIndexOutput;
2307
2308                err = mOMX->get_parameter(
2309                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2310                CHECK_EQ(err, OK);
2311
2312                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2313                CHECK_EQ(params.nBitPerSample, 16);
2314                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2315
2316                int32_t numChannels, sampleRate;
2317                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2318                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2319
2320                if ((OMX_U32)numChannels != params.nChannels) {
2321                    LOGW("Codec outputs a different number of channels than "
2322                         "the input stream contains.");
2323                }
2324
2325                mOutputFormat->setCString(
2326                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2327
2328                // Use the codec-advertised number of channels, as some
2329                // codecs appear to output stereo even if the input data is
2330                // mono.
2331                mOutputFormat->setInt32(kKeyChannelCount, params.nChannels);
2332
2333                // The codec-reported sampleRate is not reliable...
2334                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2335            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2336                OMX_AUDIO_PARAM_AMRTYPE amr;
2337                InitOMXParams(&amr);
2338                amr.nPortIndex = kPortIndexOutput;
2339
2340                err = mOMX->get_parameter(
2341                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2342                CHECK_EQ(err, OK);
2343
2344                CHECK_EQ(amr.nChannels, 1);
2345                mOutputFormat->setInt32(kKeyChannelCount, 1);
2346
2347                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2348                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2349                    mOutputFormat->setCString(
2350                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2351                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2352                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2353                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2354                    mOutputFormat->setCString(
2355                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2356                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2357                } else {
2358                    CHECK(!"Unknown AMR band mode.");
2359                }
2360            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2361                mOutputFormat->setCString(
2362                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2363            } else {
2364                CHECK(!"Should not be here. Unknown audio encoding.");
2365            }
2366            break;
2367        }
2368
2369        case OMX_PortDomainVideo:
2370        {
2371            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2372
2373            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2374                mOutputFormat->setCString(
2375                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2376            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2377                mOutputFormat->setCString(
2378                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2379            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2380                mOutputFormat->setCString(
2381                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2382            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2383                mOutputFormat->setCString(
2384                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2385            } else {
2386                CHECK(!"Unknown compression format.");
2387            }
2388
2389            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2390                // This component appears to be lying to me.
2391                mOutputFormat->setInt32(
2392                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2393                mOutputFormat->setInt32(
2394                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2395            } else {
2396                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2397                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2398            }
2399
2400            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2401            break;
2402        }
2403
2404        default:
2405        {
2406            CHECK(!"should not be here, neither audio nor video.");
2407            break;
2408        }
2409    }
2410}
2411
2412////////////////////////////////////////////////////////////////////////////////
2413
2414status_t QueryCodecs(
2415        const sp<IOMX> &omx,
2416        const char *mime, bool queryDecoders,
2417        Vector<CodecCapabilities> *results) {
2418    results->clear();
2419
2420    for (int index = 0;; ++index) {
2421        const char *componentName;
2422
2423        if (!queryDecoders) {
2424            componentName = GetCodec(
2425                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2426                    mime, index);
2427        } else {
2428            componentName = GetCodec(
2429                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2430                    mime, index);
2431        }
2432
2433        if (!componentName) {
2434            return OK;
2435        }
2436
2437        IOMX::node_id node;
2438        status_t err = omx->allocate_node(componentName, &node);
2439
2440        if (err != OK) {
2441            continue;
2442        }
2443
2444        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2445
2446        results->push();
2447        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2448        caps->mComponentName = componentName;
2449
2450        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2451        InitOMXParams(&param);
2452
2453        param.nPortIndex = queryDecoders ? 0 : 1;
2454
2455        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2456            err = omx->get_parameter(
2457                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2458                    &param, sizeof(param));
2459
2460            if (err != OK) {
2461                break;
2462            }
2463
2464            CodecProfileLevel profileLevel;
2465            profileLevel.mProfile = param.eProfile;
2466            profileLevel.mLevel = param.eLevel;
2467
2468            caps->mProfileLevels.push(profileLevel);
2469        }
2470
2471        CHECK_EQ(omx->free_node(node), OK);
2472    }
2473}
2474
2475}  // namespace android
2476