OMXCodec.cpp revision 9749025189acc6c737be22007e90ed8bbbcdbc21 
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
42static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
43
44struct CodecInfo {
45    const char *mime;
46    const char *codec;
47};
48
49static const CodecInfo kDecoderInfo[] = {
50    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
51    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
52    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.PV.mp3dec" },
53    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
54    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrdec" },
55    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
56    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.PV.amrdec" },
57    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
58    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacdec" },
59    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
60    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
61    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4dec" },
62    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
63    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.Decoder" },
64    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263dec" },
65    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
66    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
67    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcdec" },
68};
69
70static const CodecInfo kEncoderInfo[] = {
71    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
72    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrencnb" },
73    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
74    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
75    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
76    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
77    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
78    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
79    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
80    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
81    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
82    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
83    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
84};
85
86#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
87#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
88
89struct OMXCodecObserver : public BnOMXObserver {
90    OMXCodecObserver(const wp<OMXCodec> &target)
91        : mTarget(target) {
92    }
93
94    // from IOMXObserver
95    virtual void on_message(const omx_message &msg) {
96        sp<OMXCodec> codec = mTarget.promote();
97
98        if (codec.get() != NULL) {
99            codec->on_message(msg);
100        }
101    }
102
103protected:
104    virtual ~OMXCodecObserver() {}
105
106private:
107    wp<OMXCodec> mTarget;
108
109    OMXCodecObserver(const OMXCodecObserver &);
110    OMXCodecObserver &operator=(const OMXCodecObserver &);
111};
112
113static const char *GetCodec(const CodecInfo *info, size_t numInfos,
114                            const char *mime, int index) {
115    CHECK(index >= 0);
116    for(size_t i = 0; i < numInfos; ++i) {
117        if (!strcasecmp(mime, info[i].mime)) {
118            if (index == 0) {
119                return info[i].codec;
120            }
121
122            --index;
123        }
124    }
125
126    return NULL;
127}
128
129enum {
130    kAVCProfileBaseline      = 0x42,
131    kAVCProfileMain          = 0x4d,
132    kAVCProfileExtended      = 0x58,
133    kAVCProfileHigh          = 0x64,
134    kAVCProfileHigh10        = 0x6e,
135    kAVCProfileHigh422       = 0x7a,
136    kAVCProfileHigh444       = 0xf4,
137    kAVCProfileCAVLC444Intra = 0x2c
138};
139
140static const char *AVCProfileToString(uint8_t profile) {
141    switch (profile) {
142        case kAVCProfileBaseline:
143            return "Baseline";
144        case kAVCProfileMain:
145            return "Main";
146        case kAVCProfileExtended:
147            return "Extended";
148        case kAVCProfileHigh:
149            return "High";
150        case kAVCProfileHigh10:
151            return "High 10";
152        case kAVCProfileHigh422:
153            return "High 422";
154        case kAVCProfileHigh444:
155            return "High 444";
156        case kAVCProfileCAVLC444Intra:
157            return "CAVLC 444 Intra";
158        default:   return "Unknown";
159    }
160}
161
162template<class T>
163static void InitOMXParams(T *params) {
164    params->nSize = sizeof(T);
165    params->nVersion.s.nVersionMajor = 1;
166    params->nVersion.s.nVersionMinor = 0;
167    params->nVersion.s.nRevision = 0;
168    params->nVersion.s.nStep = 0;
169}
170
171// static
172sp<OMXCodec> OMXCodec::Create(
173        const sp<IOMX> &omx,
174        const sp<MetaData> &meta, bool createEncoder,
175        const sp<MediaSource> &source,
176        const char *matchComponentName) {
177    const char *mime;
178    bool success = meta->findCString(kKeyMIMEType, &mime);
179    CHECK(success);
180
181    const char *componentName = NULL;
182    IOMX::node_id node = 0;
183    for (int index = 0;; ++index) {
184        if (createEncoder) {
185            componentName = GetCodec(
186                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
187                    mime, index);
188        } else {
189            componentName = GetCodec(
190                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
191                    mime, index);
192        }
193
194        if (!componentName) {
195            return NULL;
196        }
197
198        // If a specific codec is requested, skip the non-matching ones.
199        if (matchComponentName && strcmp(componentName, matchComponentName)) {
200            continue;
201        }
202
203        LOGV("Attempting to allocate OMX node '%s'", componentName);
204
205        status_t err = omx->allocate_node(componentName, &node);
206        if (err == OK) {
207            LOGI("Successfully allocated OMX node '%s'", componentName);
208            break;
209        }
210    }
211
212    uint32_t quirks = 0;
213    if (!strcmp(componentName, "OMX.PV.avcdec")) {
214        quirks |= kWantsNALFragments;
215    }
216    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
217        quirks |= kNeedsFlushBeforeDisable;
218    }
219    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
220        quirks |= kNeedsFlushBeforeDisable;
221        quirks |= kRequiresFlushCompleteEmulation;
222    }
223    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
224        quirks |= kRequiresLoadedToIdleAfterAllocation;
225        quirks |= kRequiresAllocateBufferOnInputPorts;
226    }
227    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
228        // XXX Required on P....on only.
229        quirks |= kRequiresAllocateBufferOnInputPorts;
230        quirks |= kRequiresAllocateBufferOnOutputPorts;
231    }
232
233    if (!strncmp(componentName, "OMX.TI.", 7)) {
234        // Apparently I must not use OMX_UseBuffer on either input or
235        // output ports on any of the TI components or quote:
236        // "(I) may have unexpected problem (sic) which can be timing related
237        //  and hard to reproduce."
238
239        quirks |= kRequiresAllocateBufferOnInputPorts;
240        quirks |= kRequiresAllocateBufferOnOutputPorts;
241    }
242
243    sp<OMXCodec> codec = new OMXCodec(
244            omx, node, quirks, createEncoder, mime, componentName,
245            source);
246
247    uint32_t type;
248    const void *data;
249    size_t size;
250    if (meta->findData(kKeyESDS, &type, &data, &size)) {
251        ESDS esds((const char *)data, size);
252        CHECK_EQ(esds.InitCheck(), OK);
253
254        const void *codec_specific_data;
255        size_t codec_specific_data_size;
256        esds.getCodecSpecificInfo(
257                &codec_specific_data, &codec_specific_data_size);
258
259        printf("found codec-specific data of size %d\n",
260               codec_specific_data_size);
261
262        codec->addCodecSpecificData(
263                codec_specific_data, codec_specific_data_size);
264    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
265        printf("found avcc of size %d\n", size);
266
267        // Parse the AVCDecoderConfigurationRecord
268
269        const uint8_t *ptr = (const uint8_t *)data;
270
271        CHECK(size >= 7);
272        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
273        uint8_t profile = ptr[1];
274        uint8_t level = ptr[3];
275
276        CHECK((ptr[4] >> 2) == 0x3f);  // reserved
277
278        size_t lengthSize = 1 + (ptr[4] & 3);
279
280        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
281        // violates it...
282        // CHECK((ptr[5] >> 5) == 7);  // reserved
283
284        size_t numSeqParameterSets = ptr[5] & 31;
285
286        ptr += 6;
287        size -= 6;
288
289        for (size_t i = 0; i < numSeqParameterSets; ++i) {
290            CHECK(size >= 2);
291            size_t length = U16_AT(ptr);
292
293            ptr += 2;
294            size -= 2;
295
296            CHECK(size >= length);
297
298            codec->addCodecSpecificData(ptr, length);
299
300            ptr += length;
301            size -= length;
302        }
303
304        CHECK(size >= 1);
305        size_t numPictureParameterSets = *ptr;
306        ++ptr;
307        --size;
308
309        for (size_t i = 0; i < numPictureParameterSets; ++i) {
310            CHECK(size >= 2);
311            size_t length = U16_AT(ptr);
312
313            ptr += 2;
314            size -= 2;
315
316            CHECK(size >= length);
317
318            codec->addCodecSpecificData(ptr, length);
319
320            ptr += length;
321            size -= length;
322        }
323
324        LOGI("AVC profile = %d (%s), level = %d",
325             (int)profile, AVCProfileToString(profile), (int)level / 10);
326
327        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
328            && (profile != kAVCProfileBaseline || level > 39)) {
329            // This stream exceeds the decoder's capabilities.
330
331            LOGE("Profile and/or level exceed the decoder's capabilities.");
332            return NULL;
333        }
334    }
335
336    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
337        codec->setAMRFormat();
338    }
339    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
340        codec->setAMRWBFormat();
341    }
342    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
343        int32_t numChannels, sampleRate;
344        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
345        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
346
347        codec->setAACFormat(numChannels, sampleRate);
348    }
349    if (!strncasecmp(mime, "video/", 6)) {
350        int32_t width, height;
351        bool success = meta->findInt32(kKeyWidth, &width);
352        success = success && meta->findInt32(kKeyHeight, &height);
353        CHECK(success);
354
355        if (createEncoder) {
356            codec->setVideoInputFormat(mime, width, height);
357        } else {
358            codec->setVideoOutputFormat(mime, width, height);
359        }
360    }
361    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
362        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
363        OMX_COLOR_FORMATTYPE format =
364            OMX_COLOR_Format32bitARGB8888;
365            // OMX_COLOR_FormatYUV420PackedPlanar;
366            // OMX_COLOR_FormatCbYCrY;
367            // OMX_COLOR_FormatYUV411Planar;
368
369        int32_t width, height;
370        bool success = meta->findInt32(kKeyWidth, &width);
371        success = success && meta->findInt32(kKeyHeight, &height);
372
373        int32_t compressedSize;
374        success = success && meta->findInt32(
375                kKeyMaxInputSize, &compressedSize);
376
377        CHECK(success);
378        CHECK(compressedSize > 0);
379
380        codec->setImageOutputFormat(format, width, height);
381        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
382    }
383
384    int32_t maxInputSize;
385    if (createEncoder && meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
386        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
387    }
388
389    if (!strcmp(componentName, "OMX.TI.AMR.encode")
390        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
391        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
392    }
393
394    codec->initOutputFormat(meta);
395
396    return codec;
397}
398
399void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
400    OMX_PARAM_PORTDEFINITIONTYPE def;
401    InitOMXParams(&def);
402    def.nPortIndex = portIndex;
403
404    status_t err = mOMX->get_parameter(
405            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
406    CHECK_EQ(err, OK);
407
408    if (def.nBufferSize < size) {
409        def.nBufferSize = size;
410
411    }
412
413    err = mOMX->set_parameter(
414            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
415    CHECK_EQ(err, OK);
416}
417
418status_t OMXCodec::setVideoPortFormatType(
419        OMX_U32 portIndex,
420        OMX_VIDEO_CODINGTYPE compressionFormat,
421        OMX_COLOR_FORMATTYPE colorFormat) {
422    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
423    InitOMXParams(&format);
424    format.nPortIndex = portIndex;
425    format.nIndex = 0;
426    bool found = false;
427
428    OMX_U32 index = 0;
429    for (;;) {
430        format.nIndex = index;
431        status_t err = mOMX->get_parameter(
432                mNode, OMX_IndexParamVideoPortFormat,
433                &format, sizeof(format));
434
435        if (err != OK) {
436            return err;
437        }
438
439        // The following assertion is violated by TI's video decoder.
440        // CHECK_EQ(format.nIndex, index);
441
442#if 1
443        CODEC_LOGI("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
444             portIndex,
445             index, format.eCompressionFormat, format.eColorFormat);
446#endif
447
448        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
449            if (portIndex == kPortIndexInput
450                    && colorFormat == format.eColorFormat) {
451                // eCompressionFormat does not seem right.
452                found = true;
453                break;
454            }
455            if (portIndex == kPortIndexOutput
456                    && compressionFormat == format.eCompressionFormat) {
457                // eColorFormat does not seem right.
458                found = true;
459                break;
460            }
461        }
462
463        if (format.eCompressionFormat == compressionFormat
464            && format.eColorFormat == colorFormat) {
465            found = true;
466            break;
467        }
468
469        ++index;
470    }
471
472    if (!found) {
473        return UNKNOWN_ERROR;
474    }
475
476    CODEC_LOGI("found a match.");
477    status_t err = mOMX->set_parameter(
478            mNode, OMX_IndexParamVideoPortFormat,
479            &format, sizeof(format));
480
481    return err;
482}
483
484void OMXCodec::setVideoInputFormat(
485        const char *mime, OMX_U32 width, OMX_U32 height) {
486    CODEC_LOGI("setVideoInputFormat width=%ld, height=%ld", width, height);
487
488    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
489    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
490        compressionFormat = OMX_VIDEO_CodingAVC;
491    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
492        compressionFormat = OMX_VIDEO_CodingMPEG4;
493    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
494        compressionFormat = OMX_VIDEO_CodingH263;
495    } else {
496        LOGE("Not a supported video mime type: %s", mime);
497        CHECK(!"Should not be here. Not a supported video mime type.");
498    }
499
500    OMX_COLOR_FORMATTYPE colorFormat =
501        0 ? OMX_COLOR_FormatYCbYCr : OMX_COLOR_FormatCbYCrY;
502
503    if (!strncmp("OMX.qcom.video.encoder.", mComponentName, 23)) {
504        colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
505    }
506
507    setVideoPortFormatType(
508            kPortIndexInput, OMX_VIDEO_CodingUnused,
509            colorFormat);
510
511    setVideoPortFormatType(
512            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
513
514    OMX_PARAM_PORTDEFINITIONTYPE def;
515    InitOMXParams(&def);
516    def.nPortIndex = kPortIndexOutput;
517
518    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
519
520    status_t err = mOMX->get_parameter(
521            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
522
523    CHECK_EQ(err, OK);
524    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
525
526    video_def->nFrameWidth = width;
527    video_def->nFrameHeight = height;
528
529    video_def->eCompressionFormat = compressionFormat;
530    video_def->eColorFormat = OMX_COLOR_FormatUnused;
531
532    err = mOMX->set_parameter(
533            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
534    CHECK_EQ(err, OK);
535
536    ////////////////////////////////////////////////////////////////////////////
537
538    InitOMXParams(&def);
539    def.nPortIndex = kPortIndexInput;
540
541    err = mOMX->get_parameter(
542            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
543    CHECK_EQ(err, OK);
544
545    def.nBufferSize = (width * height * 2); // (width * height * 3) / 2;
546    CODEC_LOGI("Setting nBufferSize = %ld", def.nBufferSize);
547
548    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
549
550    video_def->nFrameWidth = width;
551    video_def->nFrameHeight = height;
552    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
553    video_def->eColorFormat = colorFormat;
554
555    err = mOMX->set_parameter(
556            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
557    CHECK_EQ(err, OK);
558}
559
560void OMXCodec::setVideoOutputFormat(
561        const char *mime, OMX_U32 width, OMX_U32 height) {
562    CODEC_LOGI("setVideoOutputFormat width=%ld, height=%ld", width, height);
563
564    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
565    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
566        compressionFormat = OMX_VIDEO_CodingAVC;
567    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
568        compressionFormat = OMX_VIDEO_CodingMPEG4;
569    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
570        compressionFormat = OMX_VIDEO_CodingH263;
571    } else {
572        LOGE("Not a supported video mime type: %s", mime);
573        CHECK(!"Should not be here. Not a supported video mime type.");
574    }
575
576    setVideoPortFormatType(
577            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
578
579#if 1
580    {
581        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
582        InitOMXParams(&format);
583        format.nPortIndex = kPortIndexOutput;
584        format.nIndex = 0;
585
586        status_t err = mOMX->get_parameter(
587                mNode, OMX_IndexParamVideoPortFormat,
588                &format, sizeof(format));
589        CHECK_EQ(err, OK);
590        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
591
592        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
593
594        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
595               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
596               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
597               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
598
599        err = mOMX->set_parameter(
600                mNode, OMX_IndexParamVideoPortFormat,
601                &format, sizeof(format));
602        CHECK_EQ(err, OK);
603    }
604#endif
605
606    OMX_PARAM_PORTDEFINITIONTYPE def;
607    InitOMXParams(&def);
608    def.nPortIndex = kPortIndexInput;
609
610    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
611
612    status_t err = mOMX->get_parameter(
613            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
614
615    CHECK_EQ(err, OK);
616
617#if 1
618    // XXX Need a (much) better heuristic to compute input buffer sizes.
619    const size_t X = 64 * 1024;
620    if (def.nBufferSize < X) {
621        def.nBufferSize = X;
622    }
623#endif
624
625    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
626
627    video_def->nFrameWidth = width;
628    video_def->nFrameHeight = height;
629
630    video_def->eColorFormat = OMX_COLOR_FormatUnused;
631
632    err = mOMX->set_parameter(
633            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
634    CHECK_EQ(err, OK);
635
636    ////////////////////////////////////////////////////////////////////////////
637
638    InitOMXParams(&def);
639    def.nPortIndex = kPortIndexOutput;
640
641    err = mOMX->get_parameter(
642            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
643    CHECK_EQ(err, OK);
644    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
645
646#if 0
647    def.nBufferSize =
648        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
649#endif
650
651    video_def->nFrameWidth = width;
652    video_def->nFrameHeight = height;
653
654    err = mOMX->set_parameter(
655            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
656    CHECK_EQ(err, OK);
657}
658
659
660OMXCodec::OMXCodec(
661        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
662        bool isEncoder,
663        const char *mime,
664        const char *componentName,
665        const sp<MediaSource> &source)
666    : mOMX(omx),
667      mNode(node),
668      mQuirks(quirks),
669      mIsEncoder(isEncoder),
670      mMIME(strdup(mime)),
671      mComponentName(strdup(componentName)),
672      mSource(source),
673      mCodecSpecificDataIndex(0),
674      mState(LOADED),
675      mInitialBufferSubmit(true),
676      mSignalledEOS(false),
677      mNoMoreOutputData(false),
678      mSeekTimeUs(-1) {
679    mPortStatus[kPortIndexInput] = ENABLED;
680    mPortStatus[kPortIndexOutput] = ENABLED;
681
682    mObserver = new OMXCodecObserver(this);
683    mOMX->observe_node(mNode, mObserver);
684
685    setComponentRole();
686}
687
688// static
689void OMXCodec::setComponentRole(
690        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
691        const char *mime) {
692    struct MimeToRole {
693        const char *mime;
694        const char *decoderRole;
695        const char *encoderRole;
696    };
697
698    static const MimeToRole kMimeToRole[] = {
699        { MEDIA_MIMETYPE_AUDIO_MPEG,
700            "audio_decoder.mp3", "audio_encoder.mp3" },
701        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
702            "audio_decoder.amrnb", "audio_encoder.amrnb" },
703        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
704            "audio_decoder.amrwb", "audio_encoder.amrwb" },
705        { MEDIA_MIMETYPE_AUDIO_AAC,
706            "audio_decoder.aac", "audio_encoder.aac" },
707        { MEDIA_MIMETYPE_VIDEO_AVC,
708            "video_decoder.avc", "video_encoder.avc" },
709        { MEDIA_MIMETYPE_VIDEO_MPEG4,
710            "video_decoder.mpeg4", "video_encoder.mpeg4" },
711        { MEDIA_MIMETYPE_VIDEO_H263,
712            "video_decoder.h263", "video_encoder.h263" },
713    };
714
715    static const size_t kNumMimeToRole =
716        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
717
718    size_t i;
719    for (i = 0; i < kNumMimeToRole; ++i) {
720        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
721            break;
722        }
723    }
724
725    if (i == kNumMimeToRole) {
726        return;
727    }
728
729    const char *role =
730        isEncoder ? kMimeToRole[i].encoderRole
731                  : kMimeToRole[i].decoderRole;
732
733    if (role != NULL) {
734        OMX_PARAM_COMPONENTROLETYPE roleParams;
735        InitOMXParams(&roleParams);
736
737        strncpy((char *)roleParams.cRole,
738                role, OMX_MAX_STRINGNAME_SIZE - 1);
739
740        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
741
742        status_t err = omx->set_parameter(
743                node, OMX_IndexParamStandardComponentRole,
744                &roleParams, sizeof(roleParams));
745
746        if (err != OK) {
747            LOGW("Failed to set standard component role '%s'.", role);
748        }
749    }
750}
751
752void OMXCodec::setComponentRole() {
753    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
754}
755
756OMXCodec::~OMXCodec() {
757    CHECK(mState == LOADED || mState == ERROR);
758
759    status_t err = mOMX->observe_node(mNode, NULL);
760    CHECK_EQ(err, OK);
761
762    err = mOMX->free_node(mNode);
763    CHECK_EQ(err, OK);
764
765    mNode = NULL;
766    setState(DEAD);
767
768    clearCodecSpecificData();
769
770    free(mComponentName);
771    mComponentName = NULL;
772
773    free(mMIME);
774    mMIME = NULL;
775}
776
777status_t OMXCodec::init() {
778    // mLock is held.
779
780    CHECK_EQ(mState, LOADED);
781
782    status_t err;
783    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
784        err = mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
785        CHECK_EQ(err, OK);
786        setState(LOADED_TO_IDLE);
787    }
788
789    err = allocateBuffers();
790    CHECK_EQ(err, OK);
791
792    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
793        err = mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
794        CHECK_EQ(err, OK);
795
796        setState(LOADED_TO_IDLE);
797    }
798
799    while (mState != EXECUTING && mState != ERROR) {
800        mAsyncCompletion.wait(mLock);
801    }
802
803    return mState == ERROR ? UNKNOWN_ERROR : OK;
804}
805
806// static
807bool OMXCodec::isIntermediateState(State state) {
808    return state == LOADED_TO_IDLE
809        || state == IDLE_TO_EXECUTING
810        || state == EXECUTING_TO_IDLE
811        || state == IDLE_TO_LOADED
812        || state == RECONFIGURING;
813}
814
815status_t OMXCodec::allocateBuffers() {
816    status_t err = allocateBuffersOnPort(kPortIndexInput);
817
818    if (err != OK) {
819        return err;
820    }
821
822    return allocateBuffersOnPort(kPortIndexOutput);
823}
824
825status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
826    OMX_PARAM_PORTDEFINITIONTYPE def;
827    InitOMXParams(&def);
828    def.nPortIndex = portIndex;
829
830    status_t err = mOMX->get_parameter(
831            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
832
833    if (err != OK) {
834        return err;
835    }
836
837    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
838    mDealer[portIndex] = new MemoryDealer(totalSize);
839
840    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
841        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
842        CHECK(mem.get() != NULL);
843
844        IOMX::buffer_id buffer;
845        if (portIndex == kPortIndexInput
846                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
847            err = mOMX->allocate_buffer_with_backup(
848                    mNode, portIndex, mem, &buffer);
849        } else if (portIndex == kPortIndexOutput
850                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
851            err = mOMX->allocate_buffer_with_backup(
852                    mNode, portIndex, mem, &buffer);
853        } else {
854            err = mOMX->use_buffer(mNode, portIndex, mem, &buffer);
855        }
856
857        if (err != OK) {
858            LOGE("allocate_buffer_with_backup failed");
859            return err;
860        }
861
862        BufferInfo info;
863        info.mBuffer = buffer;
864        info.mOwnedByComponent = false;
865        info.mMem = mem;
866        info.mMediaBuffer = NULL;
867
868        if (portIndex == kPortIndexOutput) {
869            info.mMediaBuffer = new MediaBuffer(mem->pointer(), mem->size());
870            info.mMediaBuffer->setObserver(this);
871        }
872
873        mPortBuffers[portIndex].push(info);
874
875        CODEC_LOGV("allocated buffer %p on %s port", buffer,
876             portIndex == kPortIndexInput ? "input" : "output");
877    }
878
879    dumpPortStatus(portIndex);
880
881    return OK;
882}
883
884void OMXCodec::on_message(const omx_message &msg) {
885    Mutex::Autolock autoLock(mLock);
886
887    switch (msg.type) {
888        case omx_message::EVENT:
889        {
890            onEvent(
891                 msg.u.event_data.event, msg.u.event_data.data1,
892                 msg.u.event_data.data2);
893
894            break;
895        }
896
897        case omx_message::EMPTY_BUFFER_DONE:
898        {
899            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
900
901            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
902
903            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
904            size_t i = 0;
905            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
906                ++i;
907            }
908
909            CHECK(i < buffers->size());
910            if (!(*buffers)[i].mOwnedByComponent) {
911                LOGW("We already own input buffer %p, yet received "
912                     "an EMPTY_BUFFER_DONE.", buffer);
913            }
914
915            buffers->editItemAt(i).mOwnedByComponent = false;
916
917            if (mPortStatus[kPortIndexInput] == DISABLING) {
918                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
919
920                status_t err =
921                    mOMX->free_buffer(mNode, kPortIndexInput, buffer);
922                CHECK_EQ(err, OK);
923
924                buffers->removeAt(i);
925            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
926                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
927                drainInputBuffer(&buffers->editItemAt(i));
928            }
929
930            break;
931        }
932
933        case omx_message::FILL_BUFFER_DONE:
934        {
935            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
936            OMX_U32 flags = msg.u.extended_buffer_data.flags;
937
938            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx)",
939                 buffer,
940                 msg.u.extended_buffer_data.range_length,
941                 flags);
942
943            CODEC_LOGV("FILL_BUFFER_DONE(timestamp: %lld us (%.2f secs))",
944                 msg.u.extended_buffer_data.timestamp,
945                 msg.u.extended_buffer_data.timestamp / 1E6);
946
947            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
948            size_t i = 0;
949            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
950                ++i;
951            }
952
953            CHECK(i < buffers->size());
954            BufferInfo *info = &buffers->editItemAt(i);
955
956            if (!info->mOwnedByComponent) {
957                LOGW("We already own output buffer %p, yet received "
958                     "a FILL_BUFFER_DONE.", buffer);
959            }
960
961            info->mOwnedByComponent = false;
962
963            if (mPortStatus[kPortIndexOutput] == DISABLING) {
964                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
965
966                status_t err =
967                    mOMX->free_buffer(mNode, kPortIndexOutput, buffer);
968                CHECK_EQ(err, OK);
969
970                buffers->removeAt(i);
971            } else if (mPortStatus[kPortIndexOutput] == ENABLED
972                       && (flags & OMX_BUFFERFLAG_EOS)) {
973                CODEC_LOGV("No more output data.");
974                mNoMoreOutputData = true;
975                mBufferFilled.signal();
976            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
977                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
978
979                MediaBuffer *buffer = info->mMediaBuffer;
980
981                buffer->set_range(
982                        msg.u.extended_buffer_data.range_offset,
983                        msg.u.extended_buffer_data.range_length);
984
985                buffer->meta_data()->clear();
986
987                buffer->meta_data()->setInt32(
988                        kKeyTimeUnits,
989                        (msg.u.extended_buffer_data.timestamp + 500) / 1000);
990
991                buffer->meta_data()->setInt32(
992                        kKeyTimeScale, 1000);
993
994                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
995                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
996                }
997
998                buffer->meta_data()->setPointer(
999                        kKeyPlatformPrivate,
1000                        msg.u.extended_buffer_data.platform_private);
1001
1002                buffer->meta_data()->setPointer(
1003                        kKeyBufferID,
1004                        msg.u.extended_buffer_data.buffer);
1005
1006                mFilledBuffers.push_back(i);
1007                mBufferFilled.signal();
1008            }
1009
1010            break;
1011        }
1012
1013        default:
1014        {
1015            CHECK(!"should not be here.");
1016            break;
1017        }
1018    }
1019}
1020
1021void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1022    switch (event) {
1023        case OMX_EventCmdComplete:
1024        {
1025            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1026            break;
1027        }
1028
1029        case OMX_EventError:
1030        {
1031            LOGE("ERROR(%ld, %ld)", data1, data2);
1032
1033            setState(ERROR);
1034            break;
1035        }
1036
1037        case OMX_EventPortSettingsChanged:
1038        {
1039            onPortSettingsChanged(data1);
1040            break;
1041        }
1042
1043        case OMX_EventBufferFlag:
1044        {
1045            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1046
1047            if (data1 == kPortIndexOutput) {
1048                mNoMoreOutputData = true;
1049            }
1050            break;
1051        }
1052
1053        default:
1054        {
1055            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1056            break;
1057        }
1058    }
1059}
1060
1061void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1062    switch (cmd) {
1063        case OMX_CommandStateSet:
1064        {
1065            onStateChange((OMX_STATETYPE)data);
1066            break;
1067        }
1068
1069        case OMX_CommandPortDisable:
1070        {
1071            OMX_U32 portIndex = data;
1072            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1073
1074            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1075            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1076            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1077
1078            mPortStatus[portIndex] = DISABLED;
1079
1080            if (mState == RECONFIGURING) {
1081                CHECK_EQ(portIndex, kPortIndexOutput);
1082
1083                enablePortAsync(portIndex);
1084
1085                status_t err = allocateBuffersOnPort(portIndex);
1086                CHECK_EQ(err, OK);
1087            }
1088            break;
1089        }
1090
1091        case OMX_CommandPortEnable:
1092        {
1093            OMX_U32 portIndex = data;
1094            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1095
1096            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1097            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1098
1099            mPortStatus[portIndex] = ENABLED;
1100
1101            if (mState == RECONFIGURING) {
1102                CHECK_EQ(portIndex, kPortIndexOutput);
1103
1104                setState(EXECUTING);
1105
1106                fillOutputBuffers();
1107            }
1108            break;
1109        }
1110
1111        case OMX_CommandFlush:
1112        {
1113            OMX_U32 portIndex = data;
1114
1115            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1116
1117            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1118            mPortStatus[portIndex] = ENABLED;
1119
1120            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1121                     mPortBuffers[portIndex].size());
1122
1123            if (mState == RECONFIGURING) {
1124                CHECK_EQ(portIndex, kPortIndexOutput);
1125
1126                disablePortAsync(portIndex);
1127            } else if (mState == EXECUTING_TO_IDLE) {
1128                if (mPortStatus[kPortIndexInput] == ENABLED
1129                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1130                    CODEC_LOGV("Finished flushing both ports, now completing "
1131                         "transition from EXECUTING to IDLE.");
1132
1133                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1134                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1135
1136                    status_t err =
1137                        mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1138                    CHECK_EQ(err, OK);
1139                }
1140            } else {
1141                // We're flushing both ports in preparation for seeking.
1142
1143                if (mPortStatus[kPortIndexInput] == ENABLED
1144                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1145                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1146                         " seek-time.");
1147
1148                    // Clear this flag in case the decoder sent us either
1149                    // the EVENT_BUFFER_FLAG(1) or an output buffer with
1150                    // the EOS flag set _while_ flushing. Since we're going
1151                    // to submit "fresh" input data now, this flag no longer
1152                    // applies to our future.
1153                    mNoMoreOutputData = false;
1154
1155                    drainInputBuffers();
1156                    fillOutputBuffers();
1157                }
1158            }
1159
1160            break;
1161        }
1162
1163        default:
1164        {
1165            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1166            break;
1167        }
1168    }
1169}
1170
1171void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1172    switch (newState) {
1173        case OMX_StateIdle:
1174        {
1175            CODEC_LOGV("Now Idle.");
1176            if (mState == LOADED_TO_IDLE) {
1177                status_t err = mOMX->send_command(
1178                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1179
1180                CHECK_EQ(err, OK);
1181
1182                setState(IDLE_TO_EXECUTING);
1183            } else {
1184                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1185
1186                CHECK_EQ(
1187                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1188                    mPortBuffers[kPortIndexInput].size());
1189
1190                CHECK_EQ(
1191                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1192                    mPortBuffers[kPortIndexOutput].size());
1193
1194                status_t err = mOMX->send_command(
1195                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1196
1197                CHECK_EQ(err, OK);
1198
1199                err = freeBuffersOnPort(kPortIndexInput);
1200                CHECK_EQ(err, OK);
1201
1202                err = freeBuffersOnPort(kPortIndexOutput);
1203                CHECK_EQ(err, OK);
1204
1205                mPortStatus[kPortIndexInput] = ENABLED;
1206                mPortStatus[kPortIndexOutput] = ENABLED;
1207
1208                setState(IDLE_TO_LOADED);
1209            }
1210            break;
1211        }
1212
1213        case OMX_StateExecuting:
1214        {
1215            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1216
1217            CODEC_LOGV("Now Executing.");
1218
1219            setState(EXECUTING);
1220
1221            // Buffers will be submitted to the component in the first
1222            // call to OMXCodec::read as mInitialBufferSubmit is true at
1223            // this point. This ensures that this on_message call returns,
1224            // releases the lock and ::init can notice the state change and
1225            // itself return.
1226            break;
1227        }
1228
1229        case OMX_StateLoaded:
1230        {
1231            CHECK_EQ(mState, IDLE_TO_LOADED);
1232
1233            CODEC_LOGV("Now Loaded.");
1234
1235            setState(LOADED);
1236            break;
1237        }
1238
1239        default:
1240        {
1241            CHECK(!"should not be here.");
1242            break;
1243        }
1244    }
1245}
1246
1247// static
1248size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1249    size_t n = 0;
1250    for (size_t i = 0; i < buffers.size(); ++i) {
1251        if (!buffers[i].mOwnedByComponent) {
1252            ++n;
1253        }
1254    }
1255
1256    return n;
1257}
1258
1259status_t OMXCodec::freeBuffersOnPort(
1260        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1261    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1262
1263    status_t stickyErr = OK;
1264
1265    for (size_t i = buffers->size(); i-- > 0;) {
1266        BufferInfo *info = &buffers->editItemAt(i);
1267
1268        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1269            continue;
1270        }
1271
1272        CHECK_EQ(info->mOwnedByComponent, false);
1273
1274        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1275
1276        status_t err =
1277            mOMX->free_buffer(mNode, portIndex, info->mBuffer);
1278
1279        if (err != OK) {
1280            stickyErr = err;
1281        }
1282
1283        if (info->mMediaBuffer != NULL) {
1284            info->mMediaBuffer->setObserver(NULL);
1285
1286            // Make sure nobody but us owns this buffer at this point.
1287            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1288
1289            info->mMediaBuffer->release();
1290        }
1291
1292        buffers->removeAt(i);
1293    }
1294
1295    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1296
1297    return stickyErr;
1298}
1299
1300void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1301    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1302
1303    CHECK_EQ(mState, EXECUTING);
1304    CHECK_EQ(portIndex, kPortIndexOutput);
1305    setState(RECONFIGURING);
1306
1307    if (mQuirks & kNeedsFlushBeforeDisable) {
1308        if (!flushPortAsync(portIndex)) {
1309            onCmdComplete(OMX_CommandFlush, portIndex);
1310        }
1311    } else {
1312        disablePortAsync(portIndex);
1313    }
1314}
1315
1316bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1317    CHECK(mState == EXECUTING || mState == RECONFIGURING
1318            || mState == EXECUTING_TO_IDLE);
1319
1320    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1321         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1322         mPortBuffers[portIndex].size());
1323
1324    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1325    mPortStatus[portIndex] = SHUTTING_DOWN;
1326
1327    if ((mQuirks & kRequiresFlushCompleteEmulation)
1328        && countBuffersWeOwn(mPortBuffers[portIndex])
1329                == mPortBuffers[portIndex].size()) {
1330        // No flush is necessary and this component fails to send a
1331        // flush-complete event in this case.
1332
1333        return false;
1334    }
1335
1336    status_t err =
1337        mOMX->send_command(mNode, OMX_CommandFlush, portIndex);
1338    CHECK_EQ(err, OK);
1339
1340    return true;
1341}
1342
1343void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1344    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1345
1346    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1347    mPortStatus[portIndex] = DISABLING;
1348
1349    status_t err =
1350        mOMX->send_command(mNode, OMX_CommandPortDisable, portIndex);
1351    CHECK_EQ(err, OK);
1352
1353    freeBuffersOnPort(portIndex, true);
1354}
1355
1356void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1357    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1358
1359    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1360    mPortStatus[portIndex] = ENABLING;
1361
1362    status_t err =
1363        mOMX->send_command(mNode, OMX_CommandPortEnable, portIndex);
1364    CHECK_EQ(err, OK);
1365}
1366
1367void OMXCodec::fillOutputBuffers() {
1368    CHECK_EQ(mState, EXECUTING);
1369
1370    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1371    for (size_t i = 0; i < buffers->size(); ++i) {
1372        fillOutputBuffer(&buffers->editItemAt(i));
1373    }
1374}
1375
1376void OMXCodec::drainInputBuffers() {
1377    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1378
1379    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1380    for (size_t i = 0; i < buffers->size(); ++i) {
1381        drainInputBuffer(&buffers->editItemAt(i));
1382    }
1383}
1384
1385void OMXCodec::drainInputBuffer(BufferInfo *info) {
1386    CHECK_EQ(info->mOwnedByComponent, false);
1387
1388    if (mSignalledEOS) {
1389        return;
1390    }
1391
1392    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1393        const CodecSpecificData *specific =
1394            mCodecSpecificData[mCodecSpecificDataIndex];
1395
1396        size_t size = specific->mSize;
1397
1398        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1399                && !(mQuirks & kWantsNALFragments)) {
1400            static const uint8_t kNALStartCode[4] =
1401                    { 0x00, 0x00, 0x00, 0x01 };
1402
1403            CHECK(info->mMem->size() >= specific->mSize + 4);
1404
1405            size += 4;
1406
1407            memcpy(info->mMem->pointer(), kNALStartCode, 4);
1408            memcpy((uint8_t *)info->mMem->pointer() + 4,
1409                   specific->mData, specific->mSize);
1410        } else {
1411            CHECK(info->mMem->size() >= specific->mSize);
1412            memcpy(info->mMem->pointer(), specific->mData, specific->mSize);
1413        }
1414
1415        mOMX->empty_buffer(
1416                mNode, info->mBuffer, 0, size,
1417                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1418                0);
1419
1420        info->mOwnedByComponent = true;
1421
1422        ++mCodecSpecificDataIndex;
1423        return;
1424    }
1425
1426    MediaBuffer *srcBuffer;
1427    status_t err;
1428    if (mSeekTimeUs >= 0) {
1429        MediaSource::ReadOptions options;
1430        options.setSeekTo(mSeekTimeUs);
1431        mSeekTimeUs = -1;
1432
1433        err = mSource->read(&srcBuffer, &options);
1434    } else {
1435        err = mSource->read(&srcBuffer);
1436    }
1437
1438    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1439    OMX_TICKS timestamp = 0;
1440    size_t srcLength = 0;
1441
1442    if (err != OK) {
1443        CODEC_LOGV("signalling end of input stream.");
1444        flags |= OMX_BUFFERFLAG_EOS;
1445
1446        mSignalledEOS = true;
1447    } else {
1448        srcLength = srcBuffer->range_length();
1449
1450        if (info->mMem->size() < srcLength) {
1451            LOGE("info->mMem->size() = %d, srcLength = %d",
1452                 info->mMem->size(), srcLength);
1453        }
1454        CHECK(info->mMem->size() >= srcLength);
1455        memcpy(info->mMem->pointer(),
1456               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1457               srcLength);
1458
1459        int32_t units, scale;
1460        if (srcBuffer->meta_data()->findInt32(kKeyTimeUnits, &units)
1461            && srcBuffer->meta_data()->findInt32(kKeyTimeScale, &scale)) {
1462            timestamp = ((OMX_TICKS)units * 1000000) / scale;
1463
1464            CODEC_LOGV("Calling empty_buffer on buffer %p (length %d)",
1465                 info->mBuffer, srcLength);
1466            CODEC_LOGV("Calling empty_buffer with timestamp %lld us (%.2f secs)",
1467                 timestamp, timestamp / 1E6);
1468        }
1469    }
1470
1471    mOMX->empty_buffer(
1472            mNode, info->mBuffer, 0, srcLength,
1473            flags, timestamp);
1474
1475    info->mOwnedByComponent = true;
1476
1477    if (srcBuffer != NULL) {
1478        srcBuffer->release();
1479        srcBuffer = NULL;
1480    }
1481}
1482
1483void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1484    CHECK_EQ(info->mOwnedByComponent, false);
1485
1486    if (mNoMoreOutputData) {
1487        CODEC_LOGV("There is no more output data available, not "
1488             "calling fillOutputBuffer");
1489        return;
1490    }
1491
1492    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1493    mOMX->fill_buffer(mNode, info->mBuffer);
1494
1495    info->mOwnedByComponent = true;
1496}
1497
1498void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1499    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1500    for (size_t i = 0; i < buffers->size(); ++i) {
1501        if ((*buffers)[i].mBuffer == buffer) {
1502            drainInputBuffer(&buffers->editItemAt(i));
1503            return;
1504        }
1505    }
1506
1507    CHECK(!"should not be here.");
1508}
1509
1510void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1511    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1512    for (size_t i = 0; i < buffers->size(); ++i) {
1513        if ((*buffers)[i].mBuffer == buffer) {
1514            fillOutputBuffer(&buffers->editItemAt(i));
1515            return;
1516        }
1517    }
1518
1519    CHECK(!"should not be here.");
1520}
1521
1522void OMXCodec::setState(State newState) {
1523    mState = newState;
1524    mAsyncCompletion.signal();
1525
1526    // This may cause some spurious wakeups but is necessary to
1527    // unblock the reader if we enter ERROR state.
1528    mBufferFilled.signal();
1529}
1530
1531void OMXCodec::setRawAudioFormat(
1532        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1533    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1534    InitOMXParams(&pcmParams);
1535    pcmParams.nPortIndex = portIndex;
1536
1537    status_t err = mOMX->get_parameter(
1538            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1539
1540    CHECK_EQ(err, OK);
1541
1542    pcmParams.nChannels = numChannels;
1543    pcmParams.eNumData = OMX_NumericalDataSigned;
1544    pcmParams.bInterleaved = OMX_TRUE;
1545    pcmParams.nBitPerSample = 16;
1546    pcmParams.nSamplingRate = sampleRate;
1547    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1548
1549    if (numChannels == 1) {
1550        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
1551    } else {
1552        CHECK_EQ(numChannels, 2);
1553
1554        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
1555        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
1556    }
1557
1558    err = mOMX->set_parameter(
1559            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1560
1561    CHECK_EQ(err, OK);
1562}
1563
1564void OMXCodec::setAMRFormat() {
1565    if (!mIsEncoder) {
1566        OMX_AUDIO_PARAM_AMRTYPE def;
1567        InitOMXParams(&def);
1568        def.nPortIndex = kPortIndexInput;
1569
1570        status_t err =
1571            mOMX->get_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1572
1573        CHECK_EQ(err, OK);
1574
1575        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1576        def.eAMRBandMode = OMX_AUDIO_AMRBandModeNB0;
1577
1578        err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1579        CHECK_EQ(err, OK);
1580    }
1581
1582    ////////////////////////
1583
1584    if (mIsEncoder) {
1585        sp<MetaData> format = mSource->getFormat();
1586        int32_t sampleRate;
1587        int32_t numChannels;
1588        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1589        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1590
1591        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1592    }
1593}
1594
1595void OMXCodec::setAMRWBFormat() {
1596    if (!mIsEncoder) {
1597        OMX_AUDIO_PARAM_AMRTYPE def;
1598        InitOMXParams(&def);
1599        def.nPortIndex = kPortIndexInput;
1600
1601        status_t err =
1602            mOMX->get_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1603
1604        CHECK_EQ(err, OK);
1605
1606        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1607        def.eAMRBandMode = OMX_AUDIO_AMRBandModeWB0;
1608
1609        err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1610        CHECK_EQ(err, OK);
1611    }
1612
1613    ////////////////////////
1614
1615    if (mIsEncoder) {
1616        sp<MetaData> format = mSource->getFormat();
1617        int32_t sampleRate;
1618        int32_t numChannels;
1619        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1620        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1621
1622        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1623    }
1624}
1625
1626void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
1627    if (mIsEncoder) {
1628        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1629    } else {
1630        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1631        InitOMXParams(&profile);
1632        profile.nPortIndex = kPortIndexInput;
1633
1634        status_t err = mOMX->get_parameter(
1635                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1636        CHECK_EQ(err, OK);
1637
1638        profile.nChannels = numChannels;
1639        profile.nSampleRate = sampleRate;
1640        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
1641
1642        err = mOMX->set_parameter(
1643                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1644        CHECK_EQ(err, OK);
1645    }
1646}
1647
1648void OMXCodec::setImageOutputFormat(
1649        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
1650    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
1651
1652#if 0
1653    OMX_INDEXTYPE index;
1654    status_t err = mOMX->get_extension_index(
1655            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
1656    CHECK_EQ(err, OK);
1657
1658    err = mOMX->set_config(mNode, index, &format, sizeof(format));
1659    CHECK_EQ(err, OK);
1660#endif
1661
1662    OMX_PARAM_PORTDEFINITIONTYPE def;
1663    InitOMXParams(&def);
1664    def.nPortIndex = kPortIndexOutput;
1665
1666    status_t err = mOMX->get_parameter(
1667            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1668    CHECK_EQ(err, OK);
1669
1670    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1671
1672    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1673
1674    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
1675    imageDef->eColorFormat = format;
1676    imageDef->nFrameWidth = width;
1677    imageDef->nFrameHeight = height;
1678
1679    switch (format) {
1680        case OMX_COLOR_FormatYUV420PackedPlanar:
1681        case OMX_COLOR_FormatYUV411Planar:
1682        {
1683            def.nBufferSize = (width * height * 3) / 2;
1684            break;
1685        }
1686
1687        case OMX_COLOR_FormatCbYCrY:
1688        {
1689            def.nBufferSize = width * height * 2;
1690            break;
1691        }
1692
1693        case OMX_COLOR_Format32bitARGB8888:
1694        {
1695            def.nBufferSize = width * height * 4;
1696            break;
1697        }
1698
1699        case OMX_COLOR_Format16bitARGB4444:
1700        case OMX_COLOR_Format16bitARGB1555:
1701        case OMX_COLOR_Format16bitRGB565:
1702        case OMX_COLOR_Format16bitBGR565:
1703        {
1704            def.nBufferSize = width * height * 2;
1705            break;
1706        }
1707
1708        default:
1709            CHECK(!"Should not be here. Unknown color format.");
1710            break;
1711    }
1712
1713    def.nBufferCountActual = def.nBufferCountMin;
1714
1715    err = mOMX->set_parameter(
1716            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1717    CHECK_EQ(err, OK);
1718}
1719
1720void OMXCodec::setJPEGInputFormat(
1721        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
1722    OMX_PARAM_PORTDEFINITIONTYPE def;
1723    InitOMXParams(&def);
1724    def.nPortIndex = kPortIndexInput;
1725
1726    status_t err = mOMX->get_parameter(
1727            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1728    CHECK_EQ(err, OK);
1729
1730    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1731    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1732
1733    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
1734    imageDef->nFrameWidth = width;
1735    imageDef->nFrameHeight = height;
1736
1737    def.nBufferSize = compressedSize;
1738    def.nBufferCountActual = def.nBufferCountMin;
1739
1740    err = mOMX->set_parameter(
1741            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1742    CHECK_EQ(err, OK);
1743}
1744
1745void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
1746    CodecSpecificData *specific =
1747        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
1748
1749    specific->mSize = size;
1750    memcpy(specific->mData, data, size);
1751
1752    mCodecSpecificData.push(specific);
1753}
1754
1755void OMXCodec::clearCodecSpecificData() {
1756    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
1757        free(mCodecSpecificData.editItemAt(i));
1758    }
1759    mCodecSpecificData.clear();
1760    mCodecSpecificDataIndex = 0;
1761}
1762
1763status_t OMXCodec::start(MetaData *) {
1764    Mutex::Autolock autoLock(mLock);
1765
1766    if (mState != LOADED) {
1767        return UNKNOWN_ERROR;
1768    }
1769
1770    sp<MetaData> params = new MetaData;
1771    if (mQuirks & kWantsNALFragments) {
1772        params->setInt32(kKeyWantsNALFragments, true);
1773    }
1774    status_t err = mSource->start(params.get());
1775
1776    if (err != OK) {
1777        return err;
1778    }
1779
1780    mCodecSpecificDataIndex = 0;
1781    mInitialBufferSubmit = true;
1782    mSignalledEOS = false;
1783    mNoMoreOutputData = false;
1784    mSeekTimeUs = -1;
1785    mFilledBuffers.clear();
1786
1787    return init();
1788}
1789
1790status_t OMXCodec::stop() {
1791    CODEC_LOGV("stop");
1792
1793    Mutex::Autolock autoLock(mLock);
1794
1795    while (isIntermediateState(mState)) {
1796        mAsyncCompletion.wait(mLock);
1797    }
1798
1799    switch (mState) {
1800        case LOADED:
1801        case ERROR:
1802            break;
1803
1804        case EXECUTING:
1805        {
1806            setState(EXECUTING_TO_IDLE);
1807
1808            if (mQuirks & kRequiresFlushBeforeShutdown) {
1809                CODEC_LOGV("This component requires a flush before transitioning "
1810                     "from EXECUTING to IDLE...");
1811
1812                bool emulateInputFlushCompletion =
1813                    !flushPortAsync(kPortIndexInput);
1814
1815                bool emulateOutputFlushCompletion =
1816                    !flushPortAsync(kPortIndexOutput);
1817
1818                if (emulateInputFlushCompletion) {
1819                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1820                }
1821
1822                if (emulateOutputFlushCompletion) {
1823                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1824                }
1825            } else {
1826                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1827                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1828
1829                status_t err =
1830                    mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1831                CHECK_EQ(err, OK);
1832            }
1833
1834            while (mState != LOADED && mState != ERROR) {
1835                mAsyncCompletion.wait(mLock);
1836            }
1837
1838            break;
1839        }
1840
1841        default:
1842        {
1843            CHECK(!"should not be here.");
1844            break;
1845        }
1846    }
1847
1848    mSource->stop();
1849
1850    return OK;
1851}
1852
1853sp<MetaData> OMXCodec::getFormat() {
1854    return mOutputFormat;
1855}
1856
1857status_t OMXCodec::read(
1858        MediaBuffer **buffer, const ReadOptions *options) {
1859    *buffer = NULL;
1860
1861    Mutex::Autolock autoLock(mLock);
1862
1863    if (mState != EXECUTING && mState != RECONFIGURING) {
1864        return UNKNOWN_ERROR;
1865    }
1866
1867    if (mInitialBufferSubmit) {
1868        mInitialBufferSubmit = false;
1869
1870        drainInputBuffers();
1871
1872        if (mState == EXECUTING) {
1873            // Otherwise mState == RECONFIGURING and this code will trigger
1874            // after the output port is reenabled.
1875            fillOutputBuffers();
1876        }
1877    }
1878
1879    int64_t seekTimeUs;
1880    if (options && options->getSeekTo(&seekTimeUs)) {
1881        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
1882
1883        mSignalledEOS = false;
1884        mNoMoreOutputData = false;
1885
1886        CHECK(seekTimeUs >= 0);
1887        mSeekTimeUs = seekTimeUs;
1888
1889        mFilledBuffers.clear();
1890
1891        CHECK_EQ(mState, EXECUTING);
1892
1893        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
1894        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
1895
1896        if (emulateInputFlushCompletion) {
1897            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1898        }
1899
1900        if (emulateOutputFlushCompletion) {
1901            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1902        }
1903    }
1904
1905    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
1906        mBufferFilled.wait(mLock);
1907    }
1908
1909    if (mState == ERROR) {
1910        return UNKNOWN_ERROR;
1911    }
1912
1913    if (mFilledBuffers.empty()) {
1914        return ERROR_END_OF_STREAM;
1915    }
1916
1917    size_t index = *mFilledBuffers.begin();
1918    mFilledBuffers.erase(mFilledBuffers.begin());
1919
1920    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
1921    info->mMediaBuffer->add_ref();
1922    *buffer = info->mMediaBuffer;
1923
1924    return OK;
1925}
1926
1927void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
1928    Mutex::Autolock autoLock(mLock);
1929
1930    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1931    for (size_t i = 0; i < buffers->size(); ++i) {
1932        BufferInfo *info = &buffers->editItemAt(i);
1933
1934        if (info->mMediaBuffer == buffer) {
1935            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1936            fillOutputBuffer(info);
1937            return;
1938        }
1939    }
1940
1941    CHECK(!"should not be here.");
1942}
1943
1944static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
1945    static const char *kNames[] = {
1946        "OMX_IMAGE_CodingUnused",
1947        "OMX_IMAGE_CodingAutoDetect",
1948        "OMX_IMAGE_CodingJPEG",
1949        "OMX_IMAGE_CodingJPEG2K",
1950        "OMX_IMAGE_CodingEXIF",
1951        "OMX_IMAGE_CodingTIFF",
1952        "OMX_IMAGE_CodingGIF",
1953        "OMX_IMAGE_CodingPNG",
1954        "OMX_IMAGE_CodingLZW",
1955        "OMX_IMAGE_CodingBMP",
1956    };
1957
1958    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1959
1960    if (type < 0 || (size_t)type >= numNames) {
1961        return "UNKNOWN";
1962    } else {
1963        return kNames[type];
1964    }
1965}
1966
1967static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
1968    static const char *kNames[] = {
1969        "OMX_COLOR_FormatUnused",
1970        "OMX_COLOR_FormatMonochrome",
1971        "OMX_COLOR_Format8bitRGB332",
1972        "OMX_COLOR_Format12bitRGB444",
1973        "OMX_COLOR_Format16bitARGB4444",
1974        "OMX_COLOR_Format16bitARGB1555",
1975        "OMX_COLOR_Format16bitRGB565",
1976        "OMX_COLOR_Format16bitBGR565",
1977        "OMX_COLOR_Format18bitRGB666",
1978        "OMX_COLOR_Format18bitARGB1665",
1979        "OMX_COLOR_Format19bitARGB1666",
1980        "OMX_COLOR_Format24bitRGB888",
1981        "OMX_COLOR_Format24bitBGR888",
1982        "OMX_COLOR_Format24bitARGB1887",
1983        "OMX_COLOR_Format25bitARGB1888",
1984        "OMX_COLOR_Format32bitBGRA8888",
1985        "OMX_COLOR_Format32bitARGB8888",
1986        "OMX_COLOR_FormatYUV411Planar",
1987        "OMX_COLOR_FormatYUV411PackedPlanar",
1988        "OMX_COLOR_FormatYUV420Planar",
1989        "OMX_COLOR_FormatYUV420PackedPlanar",
1990        "OMX_COLOR_FormatYUV420SemiPlanar",
1991        "OMX_COLOR_FormatYUV422Planar",
1992        "OMX_COLOR_FormatYUV422PackedPlanar",
1993        "OMX_COLOR_FormatYUV422SemiPlanar",
1994        "OMX_COLOR_FormatYCbYCr",
1995        "OMX_COLOR_FormatYCrYCb",
1996        "OMX_COLOR_FormatCbYCrY",
1997        "OMX_COLOR_FormatCrYCbY",
1998        "OMX_COLOR_FormatYUV444Interleaved",
1999        "OMX_COLOR_FormatRawBayer8bit",
2000        "OMX_COLOR_FormatRawBayer10bit",
2001        "OMX_COLOR_FormatRawBayer8bitcompressed",
2002        "OMX_COLOR_FormatL2",
2003        "OMX_COLOR_FormatL4",
2004        "OMX_COLOR_FormatL8",
2005        "OMX_COLOR_FormatL16",
2006        "OMX_COLOR_FormatL24",
2007        "OMX_COLOR_FormatL32",
2008        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2009        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2010        "OMX_COLOR_Format18BitBGR666",
2011        "OMX_COLOR_Format24BitARGB6666",
2012        "OMX_COLOR_Format24BitABGR6666",
2013    };
2014
2015    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2016
2017    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2018        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2019    } else if (type < 0 || (size_t)type >= numNames) {
2020        return "UNKNOWN";
2021    } else {
2022        return kNames[type];
2023    }
2024}
2025
2026static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2027    static const char *kNames[] = {
2028        "OMX_VIDEO_CodingUnused",
2029        "OMX_VIDEO_CodingAutoDetect",
2030        "OMX_VIDEO_CodingMPEG2",
2031        "OMX_VIDEO_CodingH263",
2032        "OMX_VIDEO_CodingMPEG4",
2033        "OMX_VIDEO_CodingWMV",
2034        "OMX_VIDEO_CodingRV",
2035        "OMX_VIDEO_CodingAVC",
2036        "OMX_VIDEO_CodingMJPEG",
2037    };
2038
2039    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2040
2041    if (type < 0 || (size_t)type >= numNames) {
2042        return "UNKNOWN";
2043    } else {
2044        return kNames[type];
2045    }
2046}
2047
2048static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2049    static const char *kNames[] = {
2050        "OMX_AUDIO_CodingUnused",
2051        "OMX_AUDIO_CodingAutoDetect",
2052        "OMX_AUDIO_CodingPCM",
2053        "OMX_AUDIO_CodingADPCM",
2054        "OMX_AUDIO_CodingAMR",
2055        "OMX_AUDIO_CodingGSMFR",
2056        "OMX_AUDIO_CodingGSMEFR",
2057        "OMX_AUDIO_CodingGSMHR",
2058        "OMX_AUDIO_CodingPDCFR",
2059        "OMX_AUDIO_CodingPDCEFR",
2060        "OMX_AUDIO_CodingPDCHR",
2061        "OMX_AUDIO_CodingTDMAFR",
2062        "OMX_AUDIO_CodingTDMAEFR",
2063        "OMX_AUDIO_CodingQCELP8",
2064        "OMX_AUDIO_CodingQCELP13",
2065        "OMX_AUDIO_CodingEVRC",
2066        "OMX_AUDIO_CodingSMV",
2067        "OMX_AUDIO_CodingG711",
2068        "OMX_AUDIO_CodingG723",
2069        "OMX_AUDIO_CodingG726",
2070        "OMX_AUDIO_CodingG729",
2071        "OMX_AUDIO_CodingAAC",
2072        "OMX_AUDIO_CodingMP3",
2073        "OMX_AUDIO_CodingSBC",
2074        "OMX_AUDIO_CodingVORBIS",
2075        "OMX_AUDIO_CodingWMA",
2076        "OMX_AUDIO_CodingRA",
2077        "OMX_AUDIO_CodingMIDI",
2078    };
2079
2080    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2081
2082    if (type < 0 || (size_t)type >= numNames) {
2083        return "UNKNOWN";
2084    } else {
2085        return kNames[type];
2086    }
2087}
2088
2089static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2090    static const char *kNames[] = {
2091        "OMX_AUDIO_PCMModeLinear",
2092        "OMX_AUDIO_PCMModeALaw",
2093        "OMX_AUDIO_PCMModeMULaw",
2094    };
2095
2096    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2097
2098    if (type < 0 || (size_t)type >= numNames) {
2099        return "UNKNOWN";
2100    } else {
2101        return kNames[type];
2102    }
2103}
2104
2105static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2106    static const char *kNames[] = {
2107        "OMX_AUDIO_AMRBandModeUnused",
2108        "OMX_AUDIO_AMRBandModeNB0",
2109        "OMX_AUDIO_AMRBandModeNB1",
2110        "OMX_AUDIO_AMRBandModeNB2",
2111        "OMX_AUDIO_AMRBandModeNB3",
2112        "OMX_AUDIO_AMRBandModeNB4",
2113        "OMX_AUDIO_AMRBandModeNB5",
2114        "OMX_AUDIO_AMRBandModeNB6",
2115        "OMX_AUDIO_AMRBandModeNB7",
2116        "OMX_AUDIO_AMRBandModeWB0",
2117        "OMX_AUDIO_AMRBandModeWB1",
2118        "OMX_AUDIO_AMRBandModeWB2",
2119        "OMX_AUDIO_AMRBandModeWB3",
2120        "OMX_AUDIO_AMRBandModeWB4",
2121        "OMX_AUDIO_AMRBandModeWB5",
2122        "OMX_AUDIO_AMRBandModeWB6",
2123        "OMX_AUDIO_AMRBandModeWB7",
2124        "OMX_AUDIO_AMRBandModeWB8",
2125    };
2126
2127    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2128
2129    if (type < 0 || (size_t)type >= numNames) {
2130        return "UNKNOWN";
2131    } else {
2132        return kNames[type];
2133    }
2134}
2135
2136static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2137    static const char *kNames[] = {
2138        "OMX_AUDIO_AMRFrameFormatConformance",
2139        "OMX_AUDIO_AMRFrameFormatIF1",
2140        "OMX_AUDIO_AMRFrameFormatIF2",
2141        "OMX_AUDIO_AMRFrameFormatFSF",
2142        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2143        "OMX_AUDIO_AMRFrameFormatITU",
2144    };
2145
2146    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2147
2148    if (type < 0 || (size_t)type >= numNames) {
2149        return "UNKNOWN";
2150    } else {
2151        return kNames[type];
2152    }
2153}
2154
2155void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2156    OMX_PARAM_PORTDEFINITIONTYPE def;
2157    InitOMXParams(&def);
2158    def.nPortIndex = portIndex;
2159
2160    status_t err = mOMX->get_parameter(
2161            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2162    CHECK_EQ(err, OK);
2163
2164    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2165
2166    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2167          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2168
2169    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2170    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2171    printf("  nBufferSize = %ld\n", def.nBufferSize);
2172
2173    switch (def.eDomain) {
2174        case OMX_PortDomainImage:
2175        {
2176            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2177
2178            printf("\n");
2179            printf("  // Image\n");
2180            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2181            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2182            printf("  nStride = %ld\n", imageDef->nStride);
2183
2184            printf("  eCompressionFormat = %s\n",
2185                   imageCompressionFormatString(imageDef->eCompressionFormat));
2186
2187            printf("  eColorFormat = %s\n",
2188                   colorFormatString(imageDef->eColorFormat));
2189
2190            break;
2191        }
2192
2193        case OMX_PortDomainVideo:
2194        {
2195            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2196
2197            printf("\n");
2198            printf("  // Video\n");
2199            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2200            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2201            printf("  nStride = %ld\n", videoDef->nStride);
2202
2203            printf("  eCompressionFormat = %s\n",
2204                   videoCompressionFormatString(videoDef->eCompressionFormat));
2205
2206            printf("  eColorFormat = %s\n",
2207                   colorFormatString(videoDef->eColorFormat));
2208
2209            break;
2210        }
2211
2212        case OMX_PortDomainAudio:
2213        {
2214            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2215
2216            printf("\n");
2217            printf("  // Audio\n");
2218            printf("  eEncoding = %s\n",
2219                   audioCodingTypeString(audioDef->eEncoding));
2220
2221            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2222                OMX_AUDIO_PARAM_PCMMODETYPE params;
2223                InitOMXParams(&params);
2224                params.nPortIndex = portIndex;
2225
2226                err = mOMX->get_parameter(
2227                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2228                CHECK_EQ(err, OK);
2229
2230                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2231                printf("  nChannels = %ld\n", params.nChannels);
2232                printf("  bInterleaved = %d\n", params.bInterleaved);
2233                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2234
2235                printf("  eNumData = %s\n",
2236                       params.eNumData == OMX_NumericalDataSigned
2237                        ? "signed" : "unsigned");
2238
2239                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2240            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2241                OMX_AUDIO_PARAM_AMRTYPE amr;
2242                InitOMXParams(&amr);
2243                amr.nPortIndex = portIndex;
2244
2245                err = mOMX->get_parameter(
2246                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2247                CHECK_EQ(err, OK);
2248
2249                printf("  nChannels = %ld\n", amr.nChannels);
2250                printf("  eAMRBandMode = %s\n",
2251                        amrBandModeString(amr.eAMRBandMode));
2252                printf("  eAMRFrameFormat = %s\n",
2253                        amrFrameFormatString(amr.eAMRFrameFormat));
2254            }
2255
2256            break;
2257        }
2258
2259        default:
2260        {
2261            printf("  // Unknown\n");
2262            break;
2263        }
2264    }
2265
2266    printf("}\n");
2267}
2268
2269void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2270    mOutputFormat = new MetaData;
2271    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2272
2273    OMX_PARAM_PORTDEFINITIONTYPE def;
2274    InitOMXParams(&def);
2275    def.nPortIndex = kPortIndexOutput;
2276
2277    status_t err = mOMX->get_parameter(
2278            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2279    CHECK_EQ(err, OK);
2280
2281    switch (def.eDomain) {
2282        case OMX_PortDomainImage:
2283        {
2284            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2285            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2286
2287            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2288            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2289            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2290            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2291            break;
2292        }
2293
2294        case OMX_PortDomainAudio:
2295        {
2296            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2297
2298            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2299                OMX_AUDIO_PARAM_PCMMODETYPE params;
2300                InitOMXParams(&params);
2301                params.nPortIndex = kPortIndexOutput;
2302
2303                err = mOMX->get_parameter(
2304                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2305                CHECK_EQ(err, OK);
2306
2307                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2308                CHECK_EQ(params.nBitPerSample, 16);
2309                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2310
2311                int32_t numChannels, sampleRate;
2312                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2313                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2314
2315                if ((OMX_U32)numChannels != params.nChannels) {
2316                    LOGW("Codec outputs a different number of channels than "
2317                         "the input stream contains.");
2318                }
2319
2320                mOutputFormat->setCString(
2321                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2322
2323                // Use the codec-advertised number of channels, as some
2324                // codecs appear to output stereo even if the input data is
2325                // mono.
2326                mOutputFormat->setInt32(kKeyChannelCount, params.nChannels);
2327
2328                // The codec-reported sampleRate is not reliable...
2329                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2330            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2331                OMX_AUDIO_PARAM_AMRTYPE amr;
2332                InitOMXParams(&amr);
2333                amr.nPortIndex = kPortIndexOutput;
2334
2335                err = mOMX->get_parameter(
2336                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2337                CHECK_EQ(err, OK);
2338
2339                CHECK_EQ(amr.nChannels, 1);
2340                mOutputFormat->setInt32(kKeyChannelCount, 1);
2341
2342                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2343                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2344                    mOutputFormat->setCString(
2345                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2346                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2347                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2348                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2349                    mOutputFormat->setCString(
2350                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2351                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2352                } else {
2353                    CHECK(!"Unknown AMR band mode.");
2354                }
2355            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2356                mOutputFormat->setCString(
2357                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2358            } else {
2359                CHECK(!"Should not be here. Unknown audio encoding.");
2360            }
2361            break;
2362        }
2363
2364        case OMX_PortDomainVideo:
2365        {
2366            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2367
2368            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2369                mOutputFormat->setCString(
2370                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2371            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2372                mOutputFormat->setCString(
2373                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2374            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2375                mOutputFormat->setCString(
2376                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2377            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2378                mOutputFormat->setCString(
2379                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2380            } else {
2381                CHECK(!"Unknown compression format.");
2382            }
2383
2384            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2385                // This component appears to be lying to me.
2386                mOutputFormat->setInt32(
2387                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2388                mOutputFormat->setInt32(
2389                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2390            } else {
2391                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2392                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2393            }
2394
2395            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2396            break;
2397        }
2398
2399        default:
2400        {
2401            CHECK(!"should not be here, neither audio nor video.");
2402            break;
2403        }
2404    }
2405}
2406
2407////////////////////////////////////////////////////////////////////////////////
2408
2409status_t QueryCodecs(
2410        const sp<IOMX> &omx,
2411        const char *mime, bool queryDecoders,
2412        Vector<CodecCapabilities> *results) {
2413    results->clear();
2414
2415    for (int index = 0;; ++index) {
2416        const char *componentName;
2417
2418        if (!queryDecoders) {
2419            componentName = GetCodec(
2420                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2421                    mime, index);
2422        } else {
2423            componentName = GetCodec(
2424                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2425                    mime, index);
2426        }
2427
2428        if (!componentName) {
2429            return OK;
2430        }
2431
2432        IOMX::node_id node;
2433        status_t err = omx->allocate_node(componentName, &node);
2434
2435        if (err != OK) {
2436            continue;
2437        }
2438
2439        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2440
2441        results->push();
2442        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2443        caps->mComponentName = componentName;
2444
2445        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2446        InitOMXParams(&param);
2447
2448        param.nPortIndex = queryDecoders ? 0 : 1;
2449
2450        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2451            err = omx->get_parameter(
2452                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2453                    &param, sizeof(param));
2454
2455            if (err != OK) {
2456                break;
2457            }
2458
2459            CodecProfileLevel profileLevel;
2460            profileLevel.mProfile = param.eProfile;
2461            profileLevel.mLevel = param.eLevel;
2462
2463            caps->mProfileLevels.push(profileLevel);
2464        }
2465
2466        CHECK_EQ(omx->free_node(node), OK);
2467    }
2468}
2469
2470}  // namespace android
2471