OMXCodec.cpp revision f44de515d3b6098a0b585865c1a0c7b20d3075a6 
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 "include/AACDecoder.h"
22#include "include/ESDS.h"
23
24#include <binder/IServiceManager.h>
25#include <binder/MemoryDealer.h>
26#include <binder/ProcessState.h>
27#include <media/IMediaPlayerService.h>
28#include <media/stagefright/MediaBuffer.h>
29#include <media/stagefright/MediaBufferGroup.h>
30#include <media/stagefright/MediaDebug.h>
31#include <media/stagefright/MediaDefs.h>
32#include <media/stagefright/MediaExtractor.h>
33#include <media/stagefright/MetaData.h>
34#include <media/stagefright/OMXCodec.h>
35#include <media/stagefright/Utils.h>
36#include <utils/Vector.h>
37
38#include <OMX_Audio.h>
39#include <OMX_Component.h>
40
41namespace android {
42
43static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
44
45struct CodecInfo {
46    const char *mime;
47    const char *codec;
48};
49
50static const CodecInfo kDecoderInfo[] = {
51    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
52    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
53    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.PV.mp3dec" },
54    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
55    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrdec" },
56    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
57    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.PV.amrdec" },
58    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
59    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacdec" },
60    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
61    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
62    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4dec" },
63    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
64    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.Decoder" },
65    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263dec" },
66    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
67    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
68    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcdec" },
69};
70
71static const CodecInfo kEncoderInfo[] = {
72    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
73    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrencnb" },
74    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
75    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
76    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
77    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
78    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
79    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
80    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
81    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
82    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
83    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
84    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
85};
86
87#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
88#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
89
90struct OMXCodecObserver : public BnOMXObserver {
91    OMXCodecObserver() {
92    }
93
94    void setCodec(const sp<OMXCodec> &target) {
95        mTarget = target;
96    }
97
98    // from IOMXObserver
99    virtual void onMessage(const omx_message &msg) {
100        sp<OMXCodec> codec = mTarget.promote();
101
102        if (codec.get() != NULL) {
103            codec->on_message(msg);
104        }
105    }
106
107protected:
108    virtual ~OMXCodecObserver() {}
109
110private:
111    wp<OMXCodec> mTarget;
112
113    OMXCodecObserver(const OMXCodecObserver &);
114    OMXCodecObserver &operator=(const OMXCodecObserver &);
115};
116
117static const char *GetCodec(const CodecInfo *info, size_t numInfos,
118                            const char *mime, int index) {
119    CHECK(index >= 0);
120    for(size_t i = 0; i < numInfos; ++i) {
121        if (!strcasecmp(mime, info[i].mime)) {
122            if (index == 0) {
123                return info[i].codec;
124            }
125
126            --index;
127        }
128    }
129
130    return NULL;
131}
132
133enum {
134    kAVCProfileBaseline      = 0x42,
135    kAVCProfileMain          = 0x4d,
136    kAVCProfileExtended      = 0x58,
137    kAVCProfileHigh          = 0x64,
138    kAVCProfileHigh10        = 0x6e,
139    kAVCProfileHigh422       = 0x7a,
140    kAVCProfileHigh444       = 0xf4,
141    kAVCProfileCAVLC444Intra = 0x2c
142};
143
144static const char *AVCProfileToString(uint8_t profile) {
145    switch (profile) {
146        case kAVCProfileBaseline:
147            return "Baseline";
148        case kAVCProfileMain:
149            return "Main";
150        case kAVCProfileExtended:
151            return "Extended";
152        case kAVCProfileHigh:
153            return "High";
154        case kAVCProfileHigh10:
155            return "High 10";
156        case kAVCProfileHigh422:
157            return "High 422";
158        case kAVCProfileHigh444:
159            return "High 444";
160        case kAVCProfileCAVLC444Intra:
161            return "CAVLC 444 Intra";
162        default:   return "Unknown";
163    }
164}
165
166template<class T>
167static void InitOMXParams(T *params) {
168    params->nSize = sizeof(T);
169    params->nVersion.s.nVersionMajor = 1;
170    params->nVersion.s.nVersionMinor = 0;
171    params->nVersion.s.nRevision = 0;
172    params->nVersion.s.nStep = 0;
173}
174
175static bool IsSoftwareCodec(const char *componentName) {
176    if (!strncmp("OMX.PV.", componentName, 7)) {
177        return true;
178    }
179
180    return false;
181}
182
183static int CompareSoftwareCodecsFirst(
184        const String8 *elem1, const String8 *elem2) {
185    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
186    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
187
188    if (isSoftwareCodec1) {
189        if (isSoftwareCodec2) { return 0; }
190        return -1;
191    }
192
193    if (isSoftwareCodec2) {
194        return 1;
195    }
196
197    return 0;
198}
199
200// static
201uint32_t OMXCodec::getComponentQuirks(const char *componentName) {
202    uint32_t quirks = 0;
203
204    if (!strcmp(componentName, "OMX.PV.avcdec")) {
205        quirks |= kWantsNALFragments;
206    }
207    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
208        quirks |= kNeedsFlushBeforeDisable;
209    }
210    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
211        quirks |= kNeedsFlushBeforeDisable;
212        quirks |= kRequiresFlushCompleteEmulation;
213    }
214    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
215        quirks |= kRequiresLoadedToIdleAfterAllocation;
216        quirks |= kRequiresAllocateBufferOnInputPorts;
217        quirks |= kRequiresAllocateBufferOnOutputPorts;
218    }
219    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
220        // XXX Required on P....on only.
221        quirks |= kRequiresAllocateBufferOnOutputPorts;
222    }
223
224    if (!strncmp(componentName, "OMX.TI.", 7)) {
225        // Apparently I must not use OMX_UseBuffer on either input or
226        // output ports on any of the TI components or quote:
227        // "(I) may have unexpected problem (sic) which can be timing related
228        //  and hard to reproduce."
229
230        quirks |= kRequiresAllocateBufferOnInputPorts;
231        quirks |= kRequiresAllocateBufferOnOutputPorts;
232    }
233
234    return quirks;
235}
236
237// static
238void OMXCodec::findMatchingCodecs(
239        const char *mime,
240        bool createEncoder, const char *matchComponentName,
241        uint32_t flags,
242        Vector<String8> *matchingCodecs) {
243    matchingCodecs->clear();
244
245    for (int index = 0;; ++index) {
246        const char *componentName;
247
248        if (createEncoder) {
249            componentName = GetCodec(
250                    kEncoderInfo,
251                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
252                    mime, index);
253        } else {
254            componentName = GetCodec(
255                    kDecoderInfo,
256                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
257                    mime, index);
258        }
259
260        if (!componentName) {
261            break;
262        }
263
264        // If a specific codec is requested, skip the non-matching ones.
265        if (matchComponentName && strcmp(componentName, matchComponentName)) {
266            continue;
267        }
268
269        matchingCodecs->push(String8(componentName));
270    }
271
272    if (flags & kPreferSoftwareCodecs) {
273        matchingCodecs->sort(CompareSoftwareCodecsFirst);
274    }
275}
276
277// static
278sp<MediaSource> OMXCodec::Create(
279        const sp<IOMX> &omx,
280        const sp<MetaData> &meta, bool createEncoder,
281        const sp<MediaSource> &source,
282        const char *matchComponentName,
283        uint32_t flags) {
284    const char *mime;
285    bool success = meta->findCString(kKeyMIMEType, &mime);
286    CHECK(success);
287
288    if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AAC)) {
289        return new AACDecoder(source);
290    }
291
292    Vector<String8> matchingCodecs;
293    findMatchingCodecs(
294            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
295
296    if (matchingCodecs.isEmpty()) {
297        return NULL;
298    }
299
300    sp<OMXCodecObserver> observer = new OMXCodecObserver;
301    IOMX::node_id node = 0;
302    success = false;
303
304    const char *componentName;
305    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
306        componentName = matchingCodecs[i].string();
307
308        LOGV("Attempting to allocate OMX node '%s'", componentName);
309
310        status_t err = omx->allocateNode(componentName, observer, &node);
311        if (err == OK) {
312            LOGV("Successfully allocated OMX node '%s'", componentName);
313
314            success = true;
315            break;
316        }
317    }
318
319    if (!success) {
320        return NULL;
321    }
322
323    sp<OMXCodec> codec = new OMXCodec(
324            omx, node, getComponentQuirks(componentName),
325            createEncoder, mime, componentName,
326            source);
327
328    observer->setCodec(codec);
329
330    uint32_t type;
331    const void *data;
332    size_t size;
333    if (meta->findData(kKeyESDS, &type, &data, &size)) {
334        ESDS esds((const char *)data, size);
335        CHECK_EQ(esds.InitCheck(), OK);
336
337        const void *codec_specific_data;
338        size_t codec_specific_data_size;
339        esds.getCodecSpecificInfo(
340                &codec_specific_data, &codec_specific_data_size);
341
342        printf("found codec-specific data of size %d\n",
343               codec_specific_data_size);
344
345        codec->addCodecSpecificData(
346                codec_specific_data, codec_specific_data_size);
347    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
348        printf("found avcc of size %d\n", size);
349
350        // Parse the AVCDecoderConfigurationRecord
351
352        const uint8_t *ptr = (const uint8_t *)data;
353
354        CHECK(size >= 7);
355        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
356        uint8_t profile = ptr[1];
357        uint8_t level = ptr[3];
358
359        // There is decodable content out there that fails the following
360        // assertion, let's be lenient for now...
361        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
362
363        size_t lengthSize = 1 + (ptr[4] & 3);
364
365        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
366        // violates it...
367        // CHECK((ptr[5] >> 5) == 7);  // reserved
368
369        size_t numSeqParameterSets = ptr[5] & 31;
370
371        ptr += 6;
372        size -= 6;
373
374        for (size_t i = 0; i < numSeqParameterSets; ++i) {
375            CHECK(size >= 2);
376            size_t length = U16_AT(ptr);
377
378            ptr += 2;
379            size -= 2;
380
381            CHECK(size >= length);
382
383            codec->addCodecSpecificData(ptr, length);
384
385            ptr += length;
386            size -= length;
387        }
388
389        CHECK(size >= 1);
390        size_t numPictureParameterSets = *ptr;
391        ++ptr;
392        --size;
393
394        for (size_t i = 0; i < numPictureParameterSets; ++i) {
395            CHECK(size >= 2);
396            size_t length = U16_AT(ptr);
397
398            ptr += 2;
399            size -= 2;
400
401            CHECK(size >= length);
402
403            codec->addCodecSpecificData(ptr, length);
404
405            ptr += length;
406            size -= length;
407        }
408
409        LOGV("AVC profile = %d (%s), level = %d",
410             (int)profile, AVCProfileToString(profile), (int)level / 10);
411
412        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
413            && (profile != kAVCProfileBaseline || level > 39)) {
414            // This stream exceeds the decoder's capabilities. The decoder
415            // does not handle this gracefully and would clobber the heap
416            // and wreak havoc instead...
417
418            LOGE("Profile and/or level exceed the decoder's capabilities.");
419            return NULL;
420        }
421    }
422
423    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
424        codec->setAMRFormat(false /* isWAMR */);
425    }
426    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
427        codec->setAMRFormat(true /* isWAMR */);
428    }
429    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
430        int32_t numChannels, sampleRate;
431        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
432        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
433
434        codec->setAACFormat(numChannels, sampleRate);
435    }
436    if (!strncasecmp(mime, "video/", 6)) {
437        int32_t width, height;
438        bool success = meta->findInt32(kKeyWidth, &width);
439        success = success && meta->findInt32(kKeyHeight, &height);
440        CHECK(success);
441
442        if (createEncoder) {
443            codec->setVideoInputFormat(mime, width, height);
444        } else {
445            codec->setVideoOutputFormat(mime, width, height);
446        }
447    }
448    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
449        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
450        OMX_COLOR_FORMATTYPE format =
451            OMX_COLOR_Format32bitARGB8888;
452            // OMX_COLOR_FormatYUV420PackedPlanar;
453            // OMX_COLOR_FormatCbYCrY;
454            // OMX_COLOR_FormatYUV411Planar;
455
456        int32_t width, height;
457        bool success = meta->findInt32(kKeyWidth, &width);
458        success = success && meta->findInt32(kKeyHeight, &height);
459
460        int32_t compressedSize;
461        success = success && meta->findInt32(
462                kKeyMaxInputSize, &compressedSize);
463
464        CHECK(success);
465        CHECK(compressedSize > 0);
466
467        codec->setImageOutputFormat(format, width, height);
468        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
469    }
470
471    int32_t maxInputSize;
472    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
473        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
474    }
475
476    if (!strcmp(componentName, "OMX.TI.AMR.encode")
477        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
478        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
479    }
480
481    codec->initOutputFormat(meta);
482
483    return codec;
484}
485
486void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
487    OMX_PARAM_PORTDEFINITIONTYPE def;
488    InitOMXParams(&def);
489    def.nPortIndex = portIndex;
490
491    status_t err = mOMX->getParameter(
492            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
493    CHECK_EQ(err, OK);
494
495    if (def.nBufferSize < size) {
496        def.nBufferSize = size;
497    }
498
499    err = mOMX->setParameter(
500            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
501    CHECK_EQ(err, OK);
502
503    err = mOMX->getParameter(
504            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
505    CHECK_EQ(err, OK);
506
507    // Make sure the setting actually stuck.
508    CHECK(def.nBufferSize >= size);
509}
510
511status_t OMXCodec::setVideoPortFormatType(
512        OMX_U32 portIndex,
513        OMX_VIDEO_CODINGTYPE compressionFormat,
514        OMX_COLOR_FORMATTYPE colorFormat) {
515    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
516    InitOMXParams(&format);
517    format.nPortIndex = portIndex;
518    format.nIndex = 0;
519    bool found = false;
520
521    OMX_U32 index = 0;
522    for (;;) {
523        format.nIndex = index;
524        status_t err = mOMX->getParameter(
525                mNode, OMX_IndexParamVideoPortFormat,
526                &format, sizeof(format));
527
528        if (err != OK) {
529            return err;
530        }
531
532        // The following assertion is violated by TI's video decoder.
533        // CHECK_EQ(format.nIndex, index);
534
535#if 1
536        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
537             portIndex,
538             index, format.eCompressionFormat, format.eColorFormat);
539#endif
540
541        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
542            if (portIndex == kPortIndexInput
543                    && colorFormat == format.eColorFormat) {
544                // eCompressionFormat does not seem right.
545                found = true;
546                break;
547            }
548            if (portIndex == kPortIndexOutput
549                    && compressionFormat == format.eCompressionFormat) {
550                // eColorFormat does not seem right.
551                found = true;
552                break;
553            }
554        }
555
556        if (format.eCompressionFormat == compressionFormat
557            && format.eColorFormat == colorFormat) {
558            found = true;
559            break;
560        }
561
562        ++index;
563    }
564
565    if (!found) {
566        return UNKNOWN_ERROR;
567    }
568
569    CODEC_LOGV("found a match.");
570    status_t err = mOMX->setParameter(
571            mNode, OMX_IndexParamVideoPortFormat,
572            &format, sizeof(format));
573
574    return err;
575}
576
577static size_t getFrameSize(
578        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
579    switch (colorFormat) {
580        case OMX_COLOR_FormatYCbYCr:
581        case OMX_COLOR_FormatCbYCrY:
582            return width * height * 2;
583
584        case OMX_COLOR_FormatYUV420SemiPlanar:
585            return (width * height * 3) / 2;
586
587        default:
588            CHECK(!"Should not be here. Unsupported color format.");
589            break;
590    }
591}
592
593void OMXCodec::setVideoInputFormat(
594        const char *mime, OMX_U32 width, OMX_U32 height) {
595    CODEC_LOGV("setVideoInputFormat width=%ld, height=%ld", width, height);
596
597    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
598    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
599        compressionFormat = OMX_VIDEO_CodingAVC;
600    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
601        compressionFormat = OMX_VIDEO_CodingMPEG4;
602    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
603        compressionFormat = OMX_VIDEO_CodingH263;
604    } else {
605        LOGE("Not a supported video mime type: %s", mime);
606        CHECK(!"Should not be here. Not a supported video mime type.");
607    }
608
609    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
610    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
611        colorFormat = OMX_COLOR_FormatYCbYCr;
612    }
613
614    CHECK_EQ(setVideoPortFormatType(
615            kPortIndexInput, OMX_VIDEO_CodingUnused,
616            colorFormat), OK);
617
618    CHECK_EQ(setVideoPortFormatType(
619            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
620            OK);
621
622    OMX_PARAM_PORTDEFINITIONTYPE def;
623    InitOMXParams(&def);
624    def.nPortIndex = kPortIndexOutput;
625
626    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
627
628    status_t err = mOMX->getParameter(
629            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
630
631    CHECK_EQ(err, OK);
632    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
633
634    video_def->nFrameWidth = width;
635    video_def->nFrameHeight = height;
636
637    video_def->eCompressionFormat = compressionFormat;
638    video_def->eColorFormat = OMX_COLOR_FormatUnused;
639
640    err = mOMX->setParameter(
641            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
642    CHECK_EQ(err, OK);
643
644    ////////////////////////////////////////////////////////////////////////////
645
646    InitOMXParams(&def);
647    def.nPortIndex = kPortIndexInput;
648
649    err = mOMX->getParameter(
650            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
651    CHECK_EQ(err, OK);
652
653    def.nBufferSize = getFrameSize(colorFormat, width, height);
654    CODEC_LOGV("Setting nBufferSize = %ld", def.nBufferSize);
655
656    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
657
658    video_def->nFrameWidth = width;
659    video_def->nFrameHeight = height;
660    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
661    video_def->eColorFormat = colorFormat;
662
663    video_def->xFramerate = 24 << 16;  // XXX crucial!
664
665    err = mOMX->setParameter(
666            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
667    CHECK_EQ(err, OK);
668
669    switch (compressionFormat) {
670        case OMX_VIDEO_CodingMPEG4:
671        {
672            CHECK_EQ(setupMPEG4EncoderParameters(), OK);
673            break;
674        }
675
676        case OMX_VIDEO_CodingH263:
677            break;
678
679        case OMX_VIDEO_CodingAVC:
680        {
681            CHECK_EQ(setupAVCEncoderParameters(), OK);
682            break;
683        }
684
685        default:
686            CHECK(!"Support for this compressionFormat to be implemented.");
687            break;
688    }
689}
690
691status_t OMXCodec::setupMPEG4EncoderParameters() {
692    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
693    InitOMXParams(&mpeg4type);
694    mpeg4type.nPortIndex = kPortIndexOutput;
695
696    status_t err = mOMX->getParameter(
697            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
698    CHECK_EQ(err, OK);
699
700    mpeg4type.nSliceHeaderSpacing = 0;
701    mpeg4type.bSVH = OMX_FALSE;
702    mpeg4type.bGov = OMX_FALSE;
703
704    mpeg4type.nAllowedPictureTypes =
705        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
706
707    mpeg4type.nPFrames = 23;
708    mpeg4type.nBFrames = 0;
709
710    mpeg4type.nIDCVLCThreshold = 0;
711    mpeg4type.bACPred = OMX_TRUE;
712    mpeg4type.nMaxPacketSize = 256;
713    mpeg4type.nTimeIncRes = 1000;
714    mpeg4type.nHeaderExtension = 0;
715    mpeg4type.bReversibleVLC = OMX_FALSE;
716
717    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
718    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
719
720    err = mOMX->setParameter(
721            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
722    CHECK_EQ(err, OK);
723
724    // ----------------
725
726    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
727    InitOMXParams(&bitrateType);
728    bitrateType.nPortIndex = kPortIndexOutput;
729
730    err = mOMX->getParameter(
731            mNode, OMX_IndexParamVideoBitrate,
732            &bitrateType, sizeof(bitrateType));
733    CHECK_EQ(err, OK);
734
735    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
736    bitrateType.nTargetBitrate = 1000000;
737
738    err = mOMX->setParameter(
739            mNode, OMX_IndexParamVideoBitrate,
740            &bitrateType, sizeof(bitrateType));
741    CHECK_EQ(err, OK);
742
743    // ----------------
744
745    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
746    InitOMXParams(&errorCorrectionType);
747    errorCorrectionType.nPortIndex = kPortIndexOutput;
748
749    err = mOMX->getParameter(
750            mNode, OMX_IndexParamVideoErrorCorrection,
751            &errorCorrectionType, sizeof(errorCorrectionType));
752    CHECK_EQ(err, OK);
753
754    errorCorrectionType.bEnableHEC = OMX_FALSE;
755    errorCorrectionType.bEnableResync = OMX_TRUE;
756    errorCorrectionType.nResynchMarkerSpacing = 256;
757    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
758    errorCorrectionType.bEnableRVLC = OMX_FALSE;
759
760    err = mOMX->setParameter(
761            mNode, OMX_IndexParamVideoErrorCorrection,
762            &errorCorrectionType, sizeof(errorCorrectionType));
763    CHECK_EQ(err, OK);
764
765    return OK;
766}
767
768status_t OMXCodec::setupAVCEncoderParameters() {
769    OMX_VIDEO_PARAM_AVCTYPE h264type;
770    InitOMXParams(&h264type);
771    h264type.nPortIndex = kPortIndexOutput;
772
773    status_t err = mOMX->getParameter(
774            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
775    CHECK_EQ(err, OK);
776
777    h264type.nAllowedPictureTypes =
778        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
779
780    h264type.nSliceHeaderSpacing = 0;
781    h264type.nBFrames = 0;
782    h264type.bUseHadamard = OMX_TRUE;
783    h264type.nRefFrames = 1;
784    h264type.nRefIdx10ActiveMinus1 = 0;
785    h264type.nRefIdx11ActiveMinus1 = 0;
786    h264type.bEnableUEP = OMX_FALSE;
787    h264type.bEnableFMO = OMX_FALSE;
788    h264type.bEnableASO = OMX_FALSE;
789    h264type.bEnableRS = OMX_FALSE;
790    h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
791    h264type.eLevel = OMX_VIDEO_AVCLevel1b;
792    h264type.bFrameMBsOnly = OMX_TRUE;
793    h264type.bMBAFF = OMX_FALSE;
794    h264type.bEntropyCodingCABAC = OMX_FALSE;
795    h264type.bWeightedPPrediction = OMX_FALSE;
796    h264type.bconstIpred = OMX_FALSE;
797    h264type.bDirect8x8Inference = OMX_FALSE;
798    h264type.bDirectSpatialTemporal = OMX_FALSE;
799    h264type.nCabacInitIdc = 0;
800    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
801
802    err = mOMX->setParameter(
803            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
804    CHECK_EQ(err, OK);
805
806    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
807    InitOMXParams(&bitrateType);
808    bitrateType.nPortIndex = kPortIndexOutput;
809
810    err = mOMX->getParameter(
811            mNode, OMX_IndexParamVideoBitrate,
812            &bitrateType, sizeof(bitrateType));
813    CHECK_EQ(err, OK);
814
815    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
816    bitrateType.nTargetBitrate = 1000000;
817
818    err = mOMX->setParameter(
819            mNode, OMX_IndexParamVideoBitrate,
820            &bitrateType, sizeof(bitrateType));
821    CHECK_EQ(err, OK);
822
823    return OK;
824}
825
826void OMXCodec::setVideoOutputFormat(
827        const char *mime, OMX_U32 width, OMX_U32 height) {
828    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
829
830    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
831    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
832        compressionFormat = OMX_VIDEO_CodingAVC;
833    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
834        compressionFormat = OMX_VIDEO_CodingMPEG4;
835    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
836        compressionFormat = OMX_VIDEO_CodingH263;
837    } else {
838        LOGE("Not a supported video mime type: %s", mime);
839        CHECK(!"Should not be here. Not a supported video mime type.");
840    }
841
842    setVideoPortFormatType(
843            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
844
845#if 1
846    {
847        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
848        InitOMXParams(&format);
849        format.nPortIndex = kPortIndexOutput;
850        format.nIndex = 0;
851
852        status_t err = mOMX->getParameter(
853                mNode, OMX_IndexParamVideoPortFormat,
854                &format, sizeof(format));
855        CHECK_EQ(err, OK);
856        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
857
858        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
859
860        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
861               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
862               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
863               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
864
865        err = mOMX->setParameter(
866                mNode, OMX_IndexParamVideoPortFormat,
867                &format, sizeof(format));
868        CHECK_EQ(err, OK);
869    }
870#endif
871
872    OMX_PARAM_PORTDEFINITIONTYPE def;
873    InitOMXParams(&def);
874    def.nPortIndex = kPortIndexInput;
875
876    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
877
878    status_t err = mOMX->getParameter(
879            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
880
881    CHECK_EQ(err, OK);
882
883#if 1
884    // XXX Need a (much) better heuristic to compute input buffer sizes.
885    const size_t X = 64 * 1024;
886    if (def.nBufferSize < X) {
887        def.nBufferSize = X;
888    }
889#endif
890
891    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
892
893    video_def->nFrameWidth = width;
894    video_def->nFrameHeight = height;
895
896    video_def->eCompressionFormat = compressionFormat;
897    video_def->eColorFormat = OMX_COLOR_FormatUnused;
898
899    err = mOMX->setParameter(
900            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
901    CHECK_EQ(err, OK);
902
903    ////////////////////////////////////////////////////////////////////////////
904
905    InitOMXParams(&def);
906    def.nPortIndex = kPortIndexOutput;
907
908    err = mOMX->getParameter(
909            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
910    CHECK_EQ(err, OK);
911    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
912
913#if 0
914    def.nBufferSize =
915        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
916#endif
917
918    video_def->nFrameWidth = width;
919    video_def->nFrameHeight = height;
920
921    err = mOMX->setParameter(
922            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
923    CHECK_EQ(err, OK);
924}
925
926OMXCodec::OMXCodec(
927        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
928        bool isEncoder,
929        const char *mime,
930        const char *componentName,
931        const sp<MediaSource> &source)
932    : mOMX(omx),
933      mNode(node),
934      mQuirks(quirks),
935      mIsEncoder(isEncoder),
936      mMIME(strdup(mime)),
937      mComponentName(strdup(componentName)),
938      mSource(source),
939      mCodecSpecificDataIndex(0),
940      mState(LOADED),
941      mInitialBufferSubmit(true),
942      mSignalledEOS(false),
943      mNoMoreOutputData(false),
944      mOutputPortSettingsHaveChanged(false),
945      mSeekTimeUs(-1) {
946    mPortStatus[kPortIndexInput] = ENABLED;
947    mPortStatus[kPortIndexOutput] = ENABLED;
948
949    setComponentRole();
950}
951
952// static
953void OMXCodec::setComponentRole(
954        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
955        const char *mime) {
956    struct MimeToRole {
957        const char *mime;
958        const char *decoderRole;
959        const char *encoderRole;
960    };
961
962    static const MimeToRole kMimeToRole[] = {
963        { MEDIA_MIMETYPE_AUDIO_MPEG,
964            "audio_decoder.mp3", "audio_encoder.mp3" },
965        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
966            "audio_decoder.amrnb", "audio_encoder.amrnb" },
967        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
968            "audio_decoder.amrwb", "audio_encoder.amrwb" },
969        { MEDIA_MIMETYPE_AUDIO_AAC,
970            "audio_decoder.aac", "audio_encoder.aac" },
971        { MEDIA_MIMETYPE_VIDEO_AVC,
972            "video_decoder.avc", "video_encoder.avc" },
973        { MEDIA_MIMETYPE_VIDEO_MPEG4,
974            "video_decoder.mpeg4", "video_encoder.mpeg4" },
975        { MEDIA_MIMETYPE_VIDEO_H263,
976            "video_decoder.h263", "video_encoder.h263" },
977    };
978
979    static const size_t kNumMimeToRole =
980        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
981
982    size_t i;
983    for (i = 0; i < kNumMimeToRole; ++i) {
984        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
985            break;
986        }
987    }
988
989    if (i == kNumMimeToRole) {
990        return;
991    }
992
993    const char *role =
994        isEncoder ? kMimeToRole[i].encoderRole
995                  : kMimeToRole[i].decoderRole;
996
997    if (role != NULL) {
998        OMX_PARAM_COMPONENTROLETYPE roleParams;
999        InitOMXParams(&roleParams);
1000
1001        strncpy((char *)roleParams.cRole,
1002                role, OMX_MAX_STRINGNAME_SIZE - 1);
1003
1004        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1005
1006        status_t err = omx->setParameter(
1007                node, OMX_IndexParamStandardComponentRole,
1008                &roleParams, sizeof(roleParams));
1009
1010        if (err != OK) {
1011            LOGW("Failed to set standard component role '%s'.", role);
1012        }
1013    }
1014}
1015
1016void OMXCodec::setComponentRole() {
1017    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1018}
1019
1020OMXCodec::~OMXCodec() {
1021    CHECK(mState == LOADED || mState == ERROR);
1022
1023    status_t err = mOMX->freeNode(mNode);
1024    CHECK_EQ(err, OK);
1025
1026    mNode = NULL;
1027    setState(DEAD);
1028
1029    clearCodecSpecificData();
1030
1031    free(mComponentName);
1032    mComponentName = NULL;
1033
1034    free(mMIME);
1035    mMIME = NULL;
1036}
1037
1038status_t OMXCodec::init() {
1039    // mLock is held.
1040
1041    CHECK_EQ(mState, LOADED);
1042
1043    status_t err;
1044    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1045        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1046        CHECK_EQ(err, OK);
1047        setState(LOADED_TO_IDLE);
1048    }
1049
1050    err = allocateBuffers();
1051    CHECK_EQ(err, OK);
1052
1053    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1054        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1055        CHECK_EQ(err, OK);
1056
1057        setState(LOADED_TO_IDLE);
1058    }
1059
1060    while (mState != EXECUTING && mState != ERROR) {
1061        mAsyncCompletion.wait(mLock);
1062    }
1063
1064    return mState == ERROR ? UNKNOWN_ERROR : OK;
1065}
1066
1067// static
1068bool OMXCodec::isIntermediateState(State state) {
1069    return state == LOADED_TO_IDLE
1070        || state == IDLE_TO_EXECUTING
1071        || state == EXECUTING_TO_IDLE
1072        || state == IDLE_TO_LOADED
1073        || state == RECONFIGURING;
1074}
1075
1076status_t OMXCodec::allocateBuffers() {
1077    status_t err = allocateBuffersOnPort(kPortIndexInput);
1078
1079    if (err != OK) {
1080        return err;
1081    }
1082
1083    return allocateBuffersOnPort(kPortIndexOutput);
1084}
1085
1086status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1087    OMX_PARAM_PORTDEFINITIONTYPE def;
1088    InitOMXParams(&def);
1089    def.nPortIndex = portIndex;
1090
1091    status_t err = mOMX->getParameter(
1092            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1093
1094    if (err != OK) {
1095        return err;
1096    }
1097
1098    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1099    mDealer[portIndex] = new MemoryDealer(totalSize);
1100
1101    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1102        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1103        CHECK(mem.get() != NULL);
1104
1105        IOMX::buffer_id buffer;
1106        if (portIndex == kPortIndexInput
1107                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1108            err = mOMX->allocateBufferWithBackup(
1109                    mNode, portIndex, mem, &buffer);
1110        } else if (portIndex == kPortIndexOutput
1111                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1112            err = mOMX->allocateBufferWithBackup(
1113                    mNode, portIndex, mem, &buffer);
1114        } else {
1115            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1116        }
1117
1118        if (err != OK) {
1119            LOGE("allocate_buffer_with_backup failed");
1120            return err;
1121        }
1122
1123        BufferInfo info;
1124        info.mBuffer = buffer;
1125        info.mOwnedByComponent = false;
1126        info.mMem = mem;
1127        info.mMediaBuffer = NULL;
1128
1129        if (portIndex == kPortIndexOutput) {
1130            info.mMediaBuffer = new MediaBuffer(mem->pointer(), mem->size());
1131            info.mMediaBuffer->setObserver(this);
1132        }
1133
1134        mPortBuffers[portIndex].push(info);
1135
1136        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1137             portIndex == kPortIndexInput ? "input" : "output");
1138    }
1139
1140    dumpPortStatus(portIndex);
1141
1142    return OK;
1143}
1144
1145void OMXCodec::on_message(const omx_message &msg) {
1146    Mutex::Autolock autoLock(mLock);
1147
1148    switch (msg.type) {
1149        case omx_message::EVENT:
1150        {
1151            onEvent(
1152                 msg.u.event_data.event, msg.u.event_data.data1,
1153                 msg.u.event_data.data2);
1154
1155            break;
1156        }
1157
1158        case omx_message::EMPTY_BUFFER_DONE:
1159        {
1160            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1161
1162            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1163
1164            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1165            size_t i = 0;
1166            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1167                ++i;
1168            }
1169
1170            CHECK(i < buffers->size());
1171            if (!(*buffers)[i].mOwnedByComponent) {
1172                LOGW("We already own input buffer %p, yet received "
1173                     "an EMPTY_BUFFER_DONE.", buffer);
1174            }
1175
1176            buffers->editItemAt(i).mOwnedByComponent = false;
1177
1178            if (mPortStatus[kPortIndexInput] == DISABLING) {
1179                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1180
1181                status_t err =
1182                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1183                CHECK_EQ(err, OK);
1184
1185                buffers->removeAt(i);
1186            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1187                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1188                drainInputBuffer(&buffers->editItemAt(i));
1189            }
1190
1191            break;
1192        }
1193
1194        case omx_message::FILL_BUFFER_DONE:
1195        {
1196            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1197            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1198
1199            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx)",
1200                 buffer,
1201                 msg.u.extended_buffer_data.range_length,
1202                 flags);
1203
1204            CODEC_LOGV("FILL_BUFFER_DONE(timestamp: %lld us (%.2f secs))",
1205                 msg.u.extended_buffer_data.timestamp,
1206                 msg.u.extended_buffer_data.timestamp / 1E6);
1207
1208            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1209            size_t i = 0;
1210            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1211                ++i;
1212            }
1213
1214            CHECK(i < buffers->size());
1215            BufferInfo *info = &buffers->editItemAt(i);
1216
1217            if (!info->mOwnedByComponent) {
1218                LOGW("We already own output buffer %p, yet received "
1219                     "a FILL_BUFFER_DONE.", buffer);
1220            }
1221
1222            info->mOwnedByComponent = false;
1223
1224            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1225                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1226
1227                status_t err =
1228                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1229                CHECK_EQ(err, OK);
1230
1231                buffers->removeAt(i);
1232            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1233                       && (flags & OMX_BUFFERFLAG_EOS)) {
1234                CODEC_LOGV("No more output data.");
1235                mNoMoreOutputData = true;
1236                mBufferFilled.signal();
1237            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1238                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1239
1240                MediaBuffer *buffer = info->mMediaBuffer;
1241
1242                buffer->set_range(
1243                        msg.u.extended_buffer_data.range_offset,
1244                        msg.u.extended_buffer_data.range_length);
1245
1246                buffer->meta_data()->clear();
1247
1248                buffer->meta_data()->setInt64(
1249                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1250
1251                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1252                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1253                }
1254                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1255                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1256                }
1257
1258                buffer->meta_data()->setPointer(
1259                        kKeyPlatformPrivate,
1260                        msg.u.extended_buffer_data.platform_private);
1261
1262                buffer->meta_data()->setPointer(
1263                        kKeyBufferID,
1264                        msg.u.extended_buffer_data.buffer);
1265
1266                mFilledBuffers.push_back(i);
1267                mBufferFilled.signal();
1268            }
1269
1270            break;
1271        }
1272
1273        default:
1274        {
1275            CHECK(!"should not be here.");
1276            break;
1277        }
1278    }
1279}
1280
1281void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1282    switch (event) {
1283        case OMX_EventCmdComplete:
1284        {
1285            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1286            break;
1287        }
1288
1289        case OMX_EventError:
1290        {
1291            LOGE("ERROR(%ld, %ld)", data1, data2);
1292
1293            setState(ERROR);
1294            break;
1295        }
1296
1297        case OMX_EventPortSettingsChanged:
1298        {
1299            onPortSettingsChanged(data1);
1300            break;
1301        }
1302
1303        case OMX_EventBufferFlag:
1304        {
1305            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1306
1307            if (data1 == kPortIndexOutput) {
1308                mNoMoreOutputData = true;
1309            }
1310            break;
1311        }
1312
1313        default:
1314        {
1315            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1316            break;
1317        }
1318    }
1319}
1320
1321// Has the format changed in any way that the client would have to be aware of?
1322static bool formatHasNotablyChanged(
1323        const sp<MetaData> &from, const sp<MetaData> &to) {
1324    if (from.get() == NULL && to.get() == NULL) {
1325        return false;
1326    }
1327
1328    if ((from.get() == NULL && to.get() != NULL)
1329        || (from.get() != NULL && to.get() == NULL)) {
1330        return true;
1331    }
1332
1333    const char *mime_from, *mime_to;
1334    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1335    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1336
1337    if (strcasecmp(mime_from, mime_to)) {
1338        return true;
1339    }
1340
1341    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1342        int32_t colorFormat_from, colorFormat_to;
1343        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1344        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1345
1346        if (colorFormat_from != colorFormat_to) {
1347            return true;
1348        }
1349
1350        int32_t width_from, width_to;
1351        CHECK(from->findInt32(kKeyWidth, &width_from));
1352        CHECK(to->findInt32(kKeyWidth, &width_to));
1353
1354        if (width_from != width_to) {
1355            return true;
1356        }
1357
1358        int32_t height_from, height_to;
1359        CHECK(from->findInt32(kKeyHeight, &height_from));
1360        CHECK(to->findInt32(kKeyHeight, &height_to));
1361
1362        if (height_from != height_to) {
1363            return true;
1364        }
1365    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1366        int32_t numChannels_from, numChannels_to;
1367        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1368        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1369
1370        if (numChannels_from != numChannels_to) {
1371            return true;
1372        }
1373
1374        int32_t sampleRate_from, sampleRate_to;
1375        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1376        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1377
1378        if (sampleRate_from != sampleRate_to) {
1379            return true;
1380        }
1381    }
1382
1383    return false;
1384}
1385
1386void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1387    switch (cmd) {
1388        case OMX_CommandStateSet:
1389        {
1390            onStateChange((OMX_STATETYPE)data);
1391            break;
1392        }
1393
1394        case OMX_CommandPortDisable:
1395        {
1396            OMX_U32 portIndex = data;
1397            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1398
1399            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1400            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1401            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1402
1403            mPortStatus[portIndex] = DISABLED;
1404
1405            if (mState == RECONFIGURING) {
1406                CHECK_EQ(portIndex, kPortIndexOutput);
1407
1408                sp<MetaData> oldOutputFormat = mOutputFormat;
1409                initOutputFormat(mSource->getFormat());
1410
1411                // Don't notify clients if the output port settings change
1412                // wasn't of importance to them, i.e. it may be that just the
1413                // number of buffers has changed and nothing else.
1414                mOutputPortSettingsHaveChanged =
1415                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1416
1417                enablePortAsync(portIndex);
1418
1419                status_t err = allocateBuffersOnPort(portIndex);
1420                CHECK_EQ(err, OK);
1421            }
1422            break;
1423        }
1424
1425        case OMX_CommandPortEnable:
1426        {
1427            OMX_U32 portIndex = data;
1428            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1429
1430            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1431            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1432
1433            mPortStatus[portIndex] = ENABLED;
1434
1435            if (mState == RECONFIGURING) {
1436                CHECK_EQ(portIndex, kPortIndexOutput);
1437
1438                setState(EXECUTING);
1439
1440                fillOutputBuffers();
1441            }
1442            break;
1443        }
1444
1445        case OMX_CommandFlush:
1446        {
1447            OMX_U32 portIndex = data;
1448
1449            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1450
1451            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1452            mPortStatus[portIndex] = ENABLED;
1453
1454            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1455                     mPortBuffers[portIndex].size());
1456
1457            if (mState == RECONFIGURING) {
1458                CHECK_EQ(portIndex, kPortIndexOutput);
1459
1460                disablePortAsync(portIndex);
1461            } else if (mState == EXECUTING_TO_IDLE) {
1462                if (mPortStatus[kPortIndexInput] == ENABLED
1463                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1464                    CODEC_LOGV("Finished flushing both ports, now completing "
1465                         "transition from EXECUTING to IDLE.");
1466
1467                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1468                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1469
1470                    status_t err =
1471                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1472                    CHECK_EQ(err, OK);
1473                }
1474            } else {
1475                // We're flushing both ports in preparation for seeking.
1476
1477                if (mPortStatus[kPortIndexInput] == ENABLED
1478                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1479                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1480                         " seek-time.");
1481
1482                    // Clear this flag in case the decoder sent us either
1483                    // the EVENT_BUFFER_FLAG(1) or an output buffer with
1484                    // the EOS flag set _while_ flushing. Since we're going
1485                    // to submit "fresh" input data now, this flag no longer
1486                    // applies to our future.
1487                    mNoMoreOutputData = false;
1488
1489                    drainInputBuffers();
1490                    fillOutputBuffers();
1491                }
1492            }
1493
1494            break;
1495        }
1496
1497        default:
1498        {
1499            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1500            break;
1501        }
1502    }
1503}
1504
1505void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1506    switch (newState) {
1507        case OMX_StateIdle:
1508        {
1509            CODEC_LOGV("Now Idle.");
1510            if (mState == LOADED_TO_IDLE) {
1511                status_t err = mOMX->sendCommand(
1512                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1513
1514                CHECK_EQ(err, OK);
1515
1516                setState(IDLE_TO_EXECUTING);
1517            } else {
1518                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1519
1520                CHECK_EQ(
1521                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1522                    mPortBuffers[kPortIndexInput].size());
1523
1524                CHECK_EQ(
1525                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1526                    mPortBuffers[kPortIndexOutput].size());
1527
1528                status_t err = mOMX->sendCommand(
1529                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1530
1531                CHECK_EQ(err, OK);
1532
1533                err = freeBuffersOnPort(kPortIndexInput);
1534                CHECK_EQ(err, OK);
1535
1536                err = freeBuffersOnPort(kPortIndexOutput);
1537                CHECK_EQ(err, OK);
1538
1539                mPortStatus[kPortIndexInput] = ENABLED;
1540                mPortStatus[kPortIndexOutput] = ENABLED;
1541
1542                setState(IDLE_TO_LOADED);
1543            }
1544            break;
1545        }
1546
1547        case OMX_StateExecuting:
1548        {
1549            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1550
1551            CODEC_LOGV("Now Executing.");
1552
1553            setState(EXECUTING);
1554
1555            // Buffers will be submitted to the component in the first
1556            // call to OMXCodec::read as mInitialBufferSubmit is true at
1557            // this point. This ensures that this on_message call returns,
1558            // releases the lock and ::init can notice the state change and
1559            // itself return.
1560            break;
1561        }
1562
1563        case OMX_StateLoaded:
1564        {
1565            CHECK_EQ(mState, IDLE_TO_LOADED);
1566
1567            CODEC_LOGV("Now Loaded.");
1568
1569            setState(LOADED);
1570            break;
1571        }
1572
1573        default:
1574        {
1575            CHECK(!"should not be here.");
1576            break;
1577        }
1578    }
1579}
1580
1581// static
1582size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1583    size_t n = 0;
1584    for (size_t i = 0; i < buffers.size(); ++i) {
1585        if (!buffers[i].mOwnedByComponent) {
1586            ++n;
1587        }
1588    }
1589
1590    return n;
1591}
1592
1593status_t OMXCodec::freeBuffersOnPort(
1594        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1595    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1596
1597    status_t stickyErr = OK;
1598
1599    for (size_t i = buffers->size(); i-- > 0;) {
1600        BufferInfo *info = &buffers->editItemAt(i);
1601
1602        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1603            continue;
1604        }
1605
1606        CHECK_EQ(info->mOwnedByComponent, false);
1607
1608        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1609
1610        status_t err =
1611            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1612
1613        if (err != OK) {
1614            stickyErr = err;
1615        }
1616
1617        if (info->mMediaBuffer != NULL) {
1618            info->mMediaBuffer->setObserver(NULL);
1619
1620            // Make sure nobody but us owns this buffer at this point.
1621            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1622
1623            info->mMediaBuffer->release();
1624        }
1625
1626        buffers->removeAt(i);
1627    }
1628
1629    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1630
1631    return stickyErr;
1632}
1633
1634void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1635    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1636
1637    CHECK_EQ(mState, EXECUTING);
1638    CHECK_EQ(portIndex, kPortIndexOutput);
1639    setState(RECONFIGURING);
1640
1641    if (mQuirks & kNeedsFlushBeforeDisable) {
1642        if (!flushPortAsync(portIndex)) {
1643            onCmdComplete(OMX_CommandFlush, portIndex);
1644        }
1645    } else {
1646        disablePortAsync(portIndex);
1647    }
1648}
1649
1650bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1651    CHECK(mState == EXECUTING || mState == RECONFIGURING
1652            || mState == EXECUTING_TO_IDLE);
1653
1654    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1655         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1656         mPortBuffers[portIndex].size());
1657
1658    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1659    mPortStatus[portIndex] = SHUTTING_DOWN;
1660
1661    if ((mQuirks & kRequiresFlushCompleteEmulation)
1662        && countBuffersWeOwn(mPortBuffers[portIndex])
1663                == mPortBuffers[portIndex].size()) {
1664        // No flush is necessary and this component fails to send a
1665        // flush-complete event in this case.
1666
1667        return false;
1668    }
1669
1670    status_t err =
1671        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1672    CHECK_EQ(err, OK);
1673
1674    return true;
1675}
1676
1677void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1678    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1679
1680    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1681    mPortStatus[portIndex] = DISABLING;
1682
1683    status_t err =
1684        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1685    CHECK_EQ(err, OK);
1686
1687    freeBuffersOnPort(portIndex, true);
1688}
1689
1690void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1691    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1692
1693    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1694    mPortStatus[portIndex] = ENABLING;
1695
1696    status_t err =
1697        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1698    CHECK_EQ(err, OK);
1699}
1700
1701void OMXCodec::fillOutputBuffers() {
1702    CHECK_EQ(mState, EXECUTING);
1703
1704    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1705    for (size_t i = 0; i < buffers->size(); ++i) {
1706        fillOutputBuffer(&buffers->editItemAt(i));
1707    }
1708}
1709
1710void OMXCodec::drainInputBuffers() {
1711    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1712
1713    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1714    for (size_t i = 0; i < buffers->size(); ++i) {
1715        drainInputBuffer(&buffers->editItemAt(i));
1716    }
1717}
1718
1719void OMXCodec::drainInputBuffer(BufferInfo *info) {
1720    CHECK_EQ(info->mOwnedByComponent, false);
1721
1722    if (mSignalledEOS) {
1723        return;
1724    }
1725
1726    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1727        const CodecSpecificData *specific =
1728            mCodecSpecificData[mCodecSpecificDataIndex];
1729
1730        size_t size = specific->mSize;
1731
1732        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1733                && !(mQuirks & kWantsNALFragments)) {
1734            static const uint8_t kNALStartCode[4] =
1735                    { 0x00, 0x00, 0x00, 0x01 };
1736
1737            CHECK(info->mMem->size() >= specific->mSize + 4);
1738
1739            size += 4;
1740
1741            memcpy(info->mMem->pointer(), kNALStartCode, 4);
1742            memcpy((uint8_t *)info->mMem->pointer() + 4,
1743                   specific->mData, specific->mSize);
1744        } else {
1745            CHECK(info->mMem->size() >= specific->mSize);
1746            memcpy(info->mMem->pointer(), specific->mData, specific->mSize);
1747        }
1748
1749        status_t err = mOMX->emptyBuffer(
1750                mNode, info->mBuffer, 0, size,
1751                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1752                0);
1753        CHECK_EQ(err, OK);
1754
1755        info->mOwnedByComponent = true;
1756
1757        ++mCodecSpecificDataIndex;
1758        return;
1759    }
1760
1761    MediaBuffer *srcBuffer;
1762    status_t err;
1763    if (mSeekTimeUs >= 0) {
1764        MediaSource::ReadOptions options;
1765        options.setSeekTo(mSeekTimeUs);
1766        mSeekTimeUs = -1;
1767
1768        err = mSource->read(&srcBuffer, &options);
1769    } else {
1770        err = mSource->read(&srcBuffer);
1771    }
1772
1773    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1774    OMX_TICKS timestampUs = 0;
1775    size_t srcLength = 0;
1776
1777    if (err != OK) {
1778        CODEC_LOGV("signalling end of input stream.");
1779        flags |= OMX_BUFFERFLAG_EOS;
1780
1781        mSignalledEOS = true;
1782    } else {
1783        srcLength = srcBuffer->range_length();
1784
1785        if (info->mMem->size() < srcLength) {
1786            LOGE("info->mMem->size() = %d, srcLength = %d",
1787                 info->mMem->size(), srcLength);
1788        }
1789        CHECK(info->mMem->size() >= srcLength);
1790        memcpy(info->mMem->pointer(),
1791               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1792               srcLength);
1793
1794        if (srcBuffer->meta_data()->findInt64(kKeyTime, &timestampUs)) {
1795            CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d)",
1796                 info->mBuffer, srcLength);
1797            CODEC_LOGV("Calling emptyBuffer with timestamp %lld us (%.2f secs)",
1798                 timestampUs, timestampUs / 1E6);
1799        }
1800    }
1801
1802    if (srcBuffer != NULL) {
1803        srcBuffer->release();
1804        srcBuffer = NULL;
1805    }
1806
1807    err = mOMX->emptyBuffer(
1808            mNode, info->mBuffer, 0, srcLength,
1809            flags, timestampUs);
1810
1811    if (err != OK) {
1812        setState(ERROR);
1813        return;
1814    }
1815
1816    info->mOwnedByComponent = true;
1817
1818    // This component does not ever signal the EOS flag on output buffers,
1819    // Thanks for nothing.
1820    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
1821        mNoMoreOutputData = true;
1822        mBufferFilled.signal();
1823    }
1824}
1825
1826void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1827    CHECK_EQ(info->mOwnedByComponent, false);
1828
1829    if (mNoMoreOutputData) {
1830        CODEC_LOGV("There is no more output data available, not "
1831             "calling fillOutputBuffer");
1832        return;
1833    }
1834
1835    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1836    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
1837    CHECK_EQ(err, OK);
1838
1839    info->mOwnedByComponent = true;
1840}
1841
1842void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1843    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1844    for (size_t i = 0; i < buffers->size(); ++i) {
1845        if ((*buffers)[i].mBuffer == buffer) {
1846            drainInputBuffer(&buffers->editItemAt(i));
1847            return;
1848        }
1849    }
1850
1851    CHECK(!"should not be here.");
1852}
1853
1854void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1855    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1856    for (size_t i = 0; i < buffers->size(); ++i) {
1857        if ((*buffers)[i].mBuffer == buffer) {
1858            fillOutputBuffer(&buffers->editItemAt(i));
1859            return;
1860        }
1861    }
1862
1863    CHECK(!"should not be here.");
1864}
1865
1866void OMXCodec::setState(State newState) {
1867    mState = newState;
1868    mAsyncCompletion.signal();
1869
1870    // This may cause some spurious wakeups but is necessary to
1871    // unblock the reader if we enter ERROR state.
1872    mBufferFilled.signal();
1873}
1874
1875void OMXCodec::setRawAudioFormat(
1876        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1877    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1878    InitOMXParams(&pcmParams);
1879    pcmParams.nPortIndex = portIndex;
1880
1881    status_t err = mOMX->getParameter(
1882            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1883
1884    CHECK_EQ(err, OK);
1885
1886    pcmParams.nChannels = numChannels;
1887    pcmParams.eNumData = OMX_NumericalDataSigned;
1888    pcmParams.bInterleaved = OMX_TRUE;
1889    pcmParams.nBitPerSample = 16;
1890    pcmParams.nSamplingRate = sampleRate;
1891    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1892
1893    if (numChannels == 1) {
1894        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
1895    } else {
1896        CHECK_EQ(numChannels, 2);
1897
1898        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
1899        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
1900    }
1901
1902    err = mOMX->setParameter(
1903            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1904
1905    CHECK_EQ(err, OK);
1906}
1907
1908void OMXCodec::setAMRFormat(bool isWAMR) {
1909    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
1910
1911    OMX_AUDIO_PARAM_AMRTYPE def;
1912    InitOMXParams(&def);
1913    def.nPortIndex = portIndex;
1914
1915    status_t err =
1916        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1917
1918    CHECK_EQ(err, OK);
1919
1920    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1921    def.eAMRBandMode =
1922        isWAMR ? OMX_AUDIO_AMRBandModeWB0 : OMX_AUDIO_AMRBandModeNB0;
1923
1924    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1925    CHECK_EQ(err, OK);
1926
1927    ////////////////////////
1928
1929    if (mIsEncoder) {
1930        sp<MetaData> format = mSource->getFormat();
1931        int32_t sampleRate;
1932        int32_t numChannels;
1933        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1934        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1935
1936        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1937    }
1938}
1939
1940void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
1941    if (mIsEncoder) {
1942        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1943    } else {
1944        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1945        InitOMXParams(&profile);
1946        profile.nPortIndex = kPortIndexInput;
1947
1948        status_t err = mOMX->getParameter(
1949                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1950        CHECK_EQ(err, OK);
1951
1952        profile.nChannels = numChannels;
1953        profile.nSampleRate = sampleRate;
1954        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
1955
1956        err = mOMX->setParameter(
1957                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1958        CHECK_EQ(err, OK);
1959    }
1960}
1961
1962void OMXCodec::setImageOutputFormat(
1963        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
1964    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
1965
1966#if 0
1967    OMX_INDEXTYPE index;
1968    status_t err = mOMX->get_extension_index(
1969            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
1970    CHECK_EQ(err, OK);
1971
1972    err = mOMX->set_config(mNode, index, &format, sizeof(format));
1973    CHECK_EQ(err, OK);
1974#endif
1975
1976    OMX_PARAM_PORTDEFINITIONTYPE def;
1977    InitOMXParams(&def);
1978    def.nPortIndex = kPortIndexOutput;
1979
1980    status_t err = mOMX->getParameter(
1981            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1982    CHECK_EQ(err, OK);
1983
1984    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1985
1986    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1987
1988    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
1989    imageDef->eColorFormat = format;
1990    imageDef->nFrameWidth = width;
1991    imageDef->nFrameHeight = height;
1992
1993    switch (format) {
1994        case OMX_COLOR_FormatYUV420PackedPlanar:
1995        case OMX_COLOR_FormatYUV411Planar:
1996        {
1997            def.nBufferSize = (width * height * 3) / 2;
1998            break;
1999        }
2000
2001        case OMX_COLOR_FormatCbYCrY:
2002        {
2003            def.nBufferSize = width * height * 2;
2004            break;
2005        }
2006
2007        case OMX_COLOR_Format32bitARGB8888:
2008        {
2009            def.nBufferSize = width * height * 4;
2010            break;
2011        }
2012
2013        case OMX_COLOR_Format16bitARGB4444:
2014        case OMX_COLOR_Format16bitARGB1555:
2015        case OMX_COLOR_Format16bitRGB565:
2016        case OMX_COLOR_Format16bitBGR565:
2017        {
2018            def.nBufferSize = width * height * 2;
2019            break;
2020        }
2021
2022        default:
2023            CHECK(!"Should not be here. Unknown color format.");
2024            break;
2025    }
2026
2027    def.nBufferCountActual = def.nBufferCountMin;
2028
2029    err = mOMX->setParameter(
2030            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2031    CHECK_EQ(err, OK);
2032}
2033
2034void OMXCodec::setJPEGInputFormat(
2035        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2036    OMX_PARAM_PORTDEFINITIONTYPE def;
2037    InitOMXParams(&def);
2038    def.nPortIndex = kPortIndexInput;
2039
2040    status_t err = mOMX->getParameter(
2041            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2042    CHECK_EQ(err, OK);
2043
2044    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2045    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2046
2047    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2048    imageDef->nFrameWidth = width;
2049    imageDef->nFrameHeight = height;
2050
2051    def.nBufferSize = compressedSize;
2052    def.nBufferCountActual = def.nBufferCountMin;
2053
2054    err = mOMX->setParameter(
2055            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2056    CHECK_EQ(err, OK);
2057}
2058
2059void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2060    CodecSpecificData *specific =
2061        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2062
2063    specific->mSize = size;
2064    memcpy(specific->mData, data, size);
2065
2066    mCodecSpecificData.push(specific);
2067}
2068
2069void OMXCodec::clearCodecSpecificData() {
2070    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2071        free(mCodecSpecificData.editItemAt(i));
2072    }
2073    mCodecSpecificData.clear();
2074    mCodecSpecificDataIndex = 0;
2075}
2076
2077status_t OMXCodec::start(MetaData *) {
2078    Mutex::Autolock autoLock(mLock);
2079
2080    if (mState != LOADED) {
2081        return UNKNOWN_ERROR;
2082    }
2083
2084    sp<MetaData> params = new MetaData;
2085    if (mQuirks & kWantsNALFragments) {
2086        params->setInt32(kKeyWantsNALFragments, true);
2087    }
2088    status_t err = mSource->start(params.get());
2089
2090    if (err != OK) {
2091        return err;
2092    }
2093
2094    mCodecSpecificDataIndex = 0;
2095    mInitialBufferSubmit = true;
2096    mSignalledEOS = false;
2097    mNoMoreOutputData = false;
2098    mOutputPortSettingsHaveChanged = false;
2099    mSeekTimeUs = -1;
2100    mFilledBuffers.clear();
2101
2102    return init();
2103}
2104
2105status_t OMXCodec::stop() {
2106    CODEC_LOGV("stop");
2107
2108    Mutex::Autolock autoLock(mLock);
2109
2110    while (isIntermediateState(mState)) {
2111        mAsyncCompletion.wait(mLock);
2112    }
2113
2114    switch (mState) {
2115        case LOADED:
2116        case ERROR:
2117            break;
2118
2119        case EXECUTING:
2120        {
2121            setState(EXECUTING_TO_IDLE);
2122
2123            if (mQuirks & kRequiresFlushBeforeShutdown) {
2124                CODEC_LOGV("This component requires a flush before transitioning "
2125                     "from EXECUTING to IDLE...");
2126
2127                bool emulateInputFlushCompletion =
2128                    !flushPortAsync(kPortIndexInput);
2129
2130                bool emulateOutputFlushCompletion =
2131                    !flushPortAsync(kPortIndexOutput);
2132
2133                if (emulateInputFlushCompletion) {
2134                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2135                }
2136
2137                if (emulateOutputFlushCompletion) {
2138                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2139                }
2140            } else {
2141                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2142                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2143
2144                status_t err =
2145                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2146                CHECK_EQ(err, OK);
2147            }
2148
2149            while (mState != LOADED && mState != ERROR) {
2150                mAsyncCompletion.wait(mLock);
2151            }
2152
2153            break;
2154        }
2155
2156        default:
2157        {
2158            CHECK(!"should not be here.");
2159            break;
2160        }
2161    }
2162
2163    mSource->stop();
2164
2165    return OK;
2166}
2167
2168sp<MetaData> OMXCodec::getFormat() {
2169    Mutex::Autolock autoLock(mLock);
2170
2171    return mOutputFormat;
2172}
2173
2174status_t OMXCodec::read(
2175        MediaBuffer **buffer, const ReadOptions *options) {
2176    *buffer = NULL;
2177
2178    Mutex::Autolock autoLock(mLock);
2179
2180    if (mState != EXECUTING && mState != RECONFIGURING) {
2181        return UNKNOWN_ERROR;
2182    }
2183
2184    bool seeking = false;
2185    int64_t seekTimeUs;
2186    if (options && options->getSeekTo(&seekTimeUs)) {
2187        seeking = true;
2188    }
2189
2190    if (mInitialBufferSubmit) {
2191        mInitialBufferSubmit = false;
2192
2193        if (seeking) {
2194            CHECK(seekTimeUs >= 0);
2195            mSeekTimeUs = seekTimeUs;
2196
2197            // There's no reason to trigger the code below, there's
2198            // nothing to flush yet.
2199            seeking = false;
2200        }
2201
2202        drainInputBuffers();
2203
2204        if (mState == EXECUTING) {
2205            // Otherwise mState == RECONFIGURING and this code will trigger
2206            // after the output port is reenabled.
2207            fillOutputBuffers();
2208        }
2209    }
2210
2211    if (seeking) {
2212        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2213
2214        mSignalledEOS = false;
2215        mNoMoreOutputData = false;
2216
2217        CHECK(seekTimeUs >= 0);
2218        mSeekTimeUs = seekTimeUs;
2219
2220        mFilledBuffers.clear();
2221
2222        CHECK_EQ(mState, EXECUTING);
2223
2224        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2225        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2226
2227        if (emulateInputFlushCompletion) {
2228            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2229        }
2230
2231        if (emulateOutputFlushCompletion) {
2232            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2233        }
2234    }
2235
2236    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2237        mBufferFilled.wait(mLock);
2238    }
2239
2240    if (mState == ERROR) {
2241        return UNKNOWN_ERROR;
2242    }
2243
2244    if (mFilledBuffers.empty()) {
2245        return ERROR_END_OF_STREAM;
2246    }
2247
2248    if (mOutputPortSettingsHaveChanged) {
2249        mOutputPortSettingsHaveChanged = false;
2250
2251        return INFO_FORMAT_CHANGED;
2252    }
2253
2254    size_t index = *mFilledBuffers.begin();
2255    mFilledBuffers.erase(mFilledBuffers.begin());
2256
2257    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2258    info->mMediaBuffer->add_ref();
2259    *buffer = info->mMediaBuffer;
2260
2261    return OK;
2262}
2263
2264void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2265    Mutex::Autolock autoLock(mLock);
2266
2267    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2268    for (size_t i = 0; i < buffers->size(); ++i) {
2269        BufferInfo *info = &buffers->editItemAt(i);
2270
2271        if (info->mMediaBuffer == buffer) {
2272            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2273            fillOutputBuffer(info);
2274            return;
2275        }
2276    }
2277
2278    CHECK(!"should not be here.");
2279}
2280
2281static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2282    static const char *kNames[] = {
2283        "OMX_IMAGE_CodingUnused",
2284        "OMX_IMAGE_CodingAutoDetect",
2285        "OMX_IMAGE_CodingJPEG",
2286        "OMX_IMAGE_CodingJPEG2K",
2287        "OMX_IMAGE_CodingEXIF",
2288        "OMX_IMAGE_CodingTIFF",
2289        "OMX_IMAGE_CodingGIF",
2290        "OMX_IMAGE_CodingPNG",
2291        "OMX_IMAGE_CodingLZW",
2292        "OMX_IMAGE_CodingBMP",
2293    };
2294
2295    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2296
2297    if (type < 0 || (size_t)type >= numNames) {
2298        return "UNKNOWN";
2299    } else {
2300        return kNames[type];
2301    }
2302}
2303
2304static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2305    static const char *kNames[] = {
2306        "OMX_COLOR_FormatUnused",
2307        "OMX_COLOR_FormatMonochrome",
2308        "OMX_COLOR_Format8bitRGB332",
2309        "OMX_COLOR_Format12bitRGB444",
2310        "OMX_COLOR_Format16bitARGB4444",
2311        "OMX_COLOR_Format16bitARGB1555",
2312        "OMX_COLOR_Format16bitRGB565",
2313        "OMX_COLOR_Format16bitBGR565",
2314        "OMX_COLOR_Format18bitRGB666",
2315        "OMX_COLOR_Format18bitARGB1665",
2316        "OMX_COLOR_Format19bitARGB1666",
2317        "OMX_COLOR_Format24bitRGB888",
2318        "OMX_COLOR_Format24bitBGR888",
2319        "OMX_COLOR_Format24bitARGB1887",
2320        "OMX_COLOR_Format25bitARGB1888",
2321        "OMX_COLOR_Format32bitBGRA8888",
2322        "OMX_COLOR_Format32bitARGB8888",
2323        "OMX_COLOR_FormatYUV411Planar",
2324        "OMX_COLOR_FormatYUV411PackedPlanar",
2325        "OMX_COLOR_FormatYUV420Planar",
2326        "OMX_COLOR_FormatYUV420PackedPlanar",
2327        "OMX_COLOR_FormatYUV420SemiPlanar",
2328        "OMX_COLOR_FormatYUV422Planar",
2329        "OMX_COLOR_FormatYUV422PackedPlanar",
2330        "OMX_COLOR_FormatYUV422SemiPlanar",
2331        "OMX_COLOR_FormatYCbYCr",
2332        "OMX_COLOR_FormatYCrYCb",
2333        "OMX_COLOR_FormatCbYCrY",
2334        "OMX_COLOR_FormatCrYCbY",
2335        "OMX_COLOR_FormatYUV444Interleaved",
2336        "OMX_COLOR_FormatRawBayer8bit",
2337        "OMX_COLOR_FormatRawBayer10bit",
2338        "OMX_COLOR_FormatRawBayer8bitcompressed",
2339        "OMX_COLOR_FormatL2",
2340        "OMX_COLOR_FormatL4",
2341        "OMX_COLOR_FormatL8",
2342        "OMX_COLOR_FormatL16",
2343        "OMX_COLOR_FormatL24",
2344        "OMX_COLOR_FormatL32",
2345        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2346        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2347        "OMX_COLOR_Format18BitBGR666",
2348        "OMX_COLOR_Format24BitARGB6666",
2349        "OMX_COLOR_Format24BitABGR6666",
2350    };
2351
2352    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2353
2354    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2355        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2356    } else if (type < 0 || (size_t)type >= numNames) {
2357        return "UNKNOWN";
2358    } else {
2359        return kNames[type];
2360    }
2361}
2362
2363static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2364    static const char *kNames[] = {
2365        "OMX_VIDEO_CodingUnused",
2366        "OMX_VIDEO_CodingAutoDetect",
2367        "OMX_VIDEO_CodingMPEG2",
2368        "OMX_VIDEO_CodingH263",
2369        "OMX_VIDEO_CodingMPEG4",
2370        "OMX_VIDEO_CodingWMV",
2371        "OMX_VIDEO_CodingRV",
2372        "OMX_VIDEO_CodingAVC",
2373        "OMX_VIDEO_CodingMJPEG",
2374    };
2375
2376    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2377
2378    if (type < 0 || (size_t)type >= numNames) {
2379        return "UNKNOWN";
2380    } else {
2381        return kNames[type];
2382    }
2383}
2384
2385static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2386    static const char *kNames[] = {
2387        "OMX_AUDIO_CodingUnused",
2388        "OMX_AUDIO_CodingAutoDetect",
2389        "OMX_AUDIO_CodingPCM",
2390        "OMX_AUDIO_CodingADPCM",
2391        "OMX_AUDIO_CodingAMR",
2392        "OMX_AUDIO_CodingGSMFR",
2393        "OMX_AUDIO_CodingGSMEFR",
2394        "OMX_AUDIO_CodingGSMHR",
2395        "OMX_AUDIO_CodingPDCFR",
2396        "OMX_AUDIO_CodingPDCEFR",
2397        "OMX_AUDIO_CodingPDCHR",
2398        "OMX_AUDIO_CodingTDMAFR",
2399        "OMX_AUDIO_CodingTDMAEFR",
2400        "OMX_AUDIO_CodingQCELP8",
2401        "OMX_AUDIO_CodingQCELP13",
2402        "OMX_AUDIO_CodingEVRC",
2403        "OMX_AUDIO_CodingSMV",
2404        "OMX_AUDIO_CodingG711",
2405        "OMX_AUDIO_CodingG723",
2406        "OMX_AUDIO_CodingG726",
2407        "OMX_AUDIO_CodingG729",
2408        "OMX_AUDIO_CodingAAC",
2409        "OMX_AUDIO_CodingMP3",
2410        "OMX_AUDIO_CodingSBC",
2411        "OMX_AUDIO_CodingVORBIS",
2412        "OMX_AUDIO_CodingWMA",
2413        "OMX_AUDIO_CodingRA",
2414        "OMX_AUDIO_CodingMIDI",
2415    };
2416
2417    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2418
2419    if (type < 0 || (size_t)type >= numNames) {
2420        return "UNKNOWN";
2421    } else {
2422        return kNames[type];
2423    }
2424}
2425
2426static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2427    static const char *kNames[] = {
2428        "OMX_AUDIO_PCMModeLinear",
2429        "OMX_AUDIO_PCMModeALaw",
2430        "OMX_AUDIO_PCMModeMULaw",
2431    };
2432
2433    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2434
2435    if (type < 0 || (size_t)type >= numNames) {
2436        return "UNKNOWN";
2437    } else {
2438        return kNames[type];
2439    }
2440}
2441
2442static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2443    static const char *kNames[] = {
2444        "OMX_AUDIO_AMRBandModeUnused",
2445        "OMX_AUDIO_AMRBandModeNB0",
2446        "OMX_AUDIO_AMRBandModeNB1",
2447        "OMX_AUDIO_AMRBandModeNB2",
2448        "OMX_AUDIO_AMRBandModeNB3",
2449        "OMX_AUDIO_AMRBandModeNB4",
2450        "OMX_AUDIO_AMRBandModeNB5",
2451        "OMX_AUDIO_AMRBandModeNB6",
2452        "OMX_AUDIO_AMRBandModeNB7",
2453        "OMX_AUDIO_AMRBandModeWB0",
2454        "OMX_AUDIO_AMRBandModeWB1",
2455        "OMX_AUDIO_AMRBandModeWB2",
2456        "OMX_AUDIO_AMRBandModeWB3",
2457        "OMX_AUDIO_AMRBandModeWB4",
2458        "OMX_AUDIO_AMRBandModeWB5",
2459        "OMX_AUDIO_AMRBandModeWB6",
2460        "OMX_AUDIO_AMRBandModeWB7",
2461        "OMX_AUDIO_AMRBandModeWB8",
2462    };
2463
2464    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2465
2466    if (type < 0 || (size_t)type >= numNames) {
2467        return "UNKNOWN";
2468    } else {
2469        return kNames[type];
2470    }
2471}
2472
2473static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2474    static const char *kNames[] = {
2475        "OMX_AUDIO_AMRFrameFormatConformance",
2476        "OMX_AUDIO_AMRFrameFormatIF1",
2477        "OMX_AUDIO_AMRFrameFormatIF2",
2478        "OMX_AUDIO_AMRFrameFormatFSF",
2479        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2480        "OMX_AUDIO_AMRFrameFormatITU",
2481    };
2482
2483    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2484
2485    if (type < 0 || (size_t)type >= numNames) {
2486        return "UNKNOWN";
2487    } else {
2488        return kNames[type];
2489    }
2490}
2491
2492void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2493    OMX_PARAM_PORTDEFINITIONTYPE def;
2494    InitOMXParams(&def);
2495    def.nPortIndex = portIndex;
2496
2497    status_t err = mOMX->getParameter(
2498            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2499    CHECK_EQ(err, OK);
2500
2501    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2502
2503    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2504          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2505
2506    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2507    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2508    printf("  nBufferSize = %ld\n", def.nBufferSize);
2509
2510    switch (def.eDomain) {
2511        case OMX_PortDomainImage:
2512        {
2513            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2514
2515            printf("\n");
2516            printf("  // Image\n");
2517            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2518            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2519            printf("  nStride = %ld\n", imageDef->nStride);
2520
2521            printf("  eCompressionFormat = %s\n",
2522                   imageCompressionFormatString(imageDef->eCompressionFormat));
2523
2524            printf("  eColorFormat = %s\n",
2525                   colorFormatString(imageDef->eColorFormat));
2526
2527            break;
2528        }
2529
2530        case OMX_PortDomainVideo:
2531        {
2532            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2533
2534            printf("\n");
2535            printf("  // Video\n");
2536            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2537            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2538            printf("  nStride = %ld\n", videoDef->nStride);
2539
2540            printf("  eCompressionFormat = %s\n",
2541                   videoCompressionFormatString(videoDef->eCompressionFormat));
2542
2543            printf("  eColorFormat = %s\n",
2544                   colorFormatString(videoDef->eColorFormat));
2545
2546            break;
2547        }
2548
2549        case OMX_PortDomainAudio:
2550        {
2551            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2552
2553            printf("\n");
2554            printf("  // Audio\n");
2555            printf("  eEncoding = %s\n",
2556                   audioCodingTypeString(audioDef->eEncoding));
2557
2558            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2559                OMX_AUDIO_PARAM_PCMMODETYPE params;
2560                InitOMXParams(&params);
2561                params.nPortIndex = portIndex;
2562
2563                err = mOMX->getParameter(
2564                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2565                CHECK_EQ(err, OK);
2566
2567                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2568                printf("  nChannels = %ld\n", params.nChannels);
2569                printf("  bInterleaved = %d\n", params.bInterleaved);
2570                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2571
2572                printf("  eNumData = %s\n",
2573                       params.eNumData == OMX_NumericalDataSigned
2574                        ? "signed" : "unsigned");
2575
2576                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2577            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2578                OMX_AUDIO_PARAM_AMRTYPE amr;
2579                InitOMXParams(&amr);
2580                amr.nPortIndex = portIndex;
2581
2582                err = mOMX->getParameter(
2583                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2584                CHECK_EQ(err, OK);
2585
2586                printf("  nChannels = %ld\n", amr.nChannels);
2587                printf("  eAMRBandMode = %s\n",
2588                        amrBandModeString(amr.eAMRBandMode));
2589                printf("  eAMRFrameFormat = %s\n",
2590                        amrFrameFormatString(amr.eAMRFrameFormat));
2591            }
2592
2593            break;
2594        }
2595
2596        default:
2597        {
2598            printf("  // Unknown\n");
2599            break;
2600        }
2601    }
2602
2603    printf("}\n");
2604}
2605
2606void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2607    mOutputFormat = new MetaData;
2608    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2609
2610    OMX_PARAM_PORTDEFINITIONTYPE def;
2611    InitOMXParams(&def);
2612    def.nPortIndex = kPortIndexOutput;
2613
2614    status_t err = mOMX->getParameter(
2615            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2616    CHECK_EQ(err, OK);
2617
2618    switch (def.eDomain) {
2619        case OMX_PortDomainImage:
2620        {
2621            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2622            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2623
2624            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2625            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2626            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2627            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2628            break;
2629        }
2630
2631        case OMX_PortDomainAudio:
2632        {
2633            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2634
2635            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2636                OMX_AUDIO_PARAM_PCMMODETYPE params;
2637                InitOMXParams(&params);
2638                params.nPortIndex = kPortIndexOutput;
2639
2640                err = mOMX->getParameter(
2641                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2642                CHECK_EQ(err, OK);
2643
2644                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2645                CHECK_EQ(params.nBitPerSample, 16);
2646                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2647
2648                int32_t numChannels, sampleRate;
2649                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2650                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2651
2652                if ((OMX_U32)numChannels != params.nChannels) {
2653                    LOGW("Codec outputs a different number of channels than "
2654                         "the input stream contains.");
2655                }
2656
2657                mOutputFormat->setCString(
2658                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2659
2660                // Use the codec-advertised number of channels, as some
2661                // codecs appear to output stereo even if the input data is
2662                // mono.
2663                mOutputFormat->setInt32(kKeyChannelCount, params.nChannels);
2664
2665                // The codec-reported sampleRate is not reliable...
2666                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2667            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2668                OMX_AUDIO_PARAM_AMRTYPE amr;
2669                InitOMXParams(&amr);
2670                amr.nPortIndex = kPortIndexOutput;
2671
2672                err = mOMX->getParameter(
2673                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2674                CHECK_EQ(err, OK);
2675
2676                CHECK_EQ(amr.nChannels, 1);
2677                mOutputFormat->setInt32(kKeyChannelCount, 1);
2678
2679                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2680                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2681                    mOutputFormat->setCString(
2682                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2683                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2684                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2685                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2686                    mOutputFormat->setCString(
2687                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2688                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2689                } else {
2690                    CHECK(!"Unknown AMR band mode.");
2691                }
2692            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2693                mOutputFormat->setCString(
2694                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2695            } else {
2696                CHECK(!"Should not be here. Unknown audio encoding.");
2697            }
2698            break;
2699        }
2700
2701        case OMX_PortDomainVideo:
2702        {
2703            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2704
2705            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2706                mOutputFormat->setCString(
2707                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2708            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2709                mOutputFormat->setCString(
2710                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2711            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2712                mOutputFormat->setCString(
2713                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2714            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2715                mOutputFormat->setCString(
2716                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2717            } else {
2718                CHECK(!"Unknown compression format.");
2719            }
2720
2721            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2722                // This component appears to be lying to me.
2723                mOutputFormat->setInt32(
2724                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2725                mOutputFormat->setInt32(
2726                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2727            } else {
2728                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2729                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2730            }
2731
2732            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2733            break;
2734        }
2735
2736        default:
2737        {
2738            CHECK(!"should not be here, neither audio nor video.");
2739            break;
2740        }
2741    }
2742}
2743
2744////////////////////////////////////////////////////////////////////////////////
2745
2746status_t QueryCodecs(
2747        const sp<IOMX> &omx,
2748        const char *mime, bool queryDecoders,
2749        Vector<CodecCapabilities> *results) {
2750    results->clear();
2751
2752    for (int index = 0;; ++index) {
2753        const char *componentName;
2754
2755        if (!queryDecoders) {
2756            componentName = GetCodec(
2757                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2758                    mime, index);
2759        } else {
2760            componentName = GetCodec(
2761                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2762                    mime, index);
2763        }
2764
2765        if (!componentName) {
2766            return OK;
2767        }
2768
2769        sp<OMXCodecObserver> observer = new OMXCodecObserver;
2770        IOMX::node_id node;
2771        status_t err = omx->allocateNode(componentName, observer, &node);
2772
2773        if (err != OK) {
2774            continue;
2775        }
2776
2777        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2778
2779        results->push();
2780        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2781        caps->mComponentName = componentName;
2782
2783        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2784        InitOMXParams(&param);
2785
2786        param.nPortIndex = queryDecoders ? 0 : 1;
2787
2788        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2789            err = omx->getParameter(
2790                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2791                    &param, sizeof(param));
2792
2793            if (err != OK) {
2794                break;
2795            }
2796
2797            CodecProfileLevel profileLevel;
2798            profileLevel.mProfile = param.eProfile;
2799            profileLevel.mLevel = param.eLevel;
2800
2801            caps->mProfileLevels.push(profileLevel);
2802        }
2803
2804        CHECK_EQ(omx->freeNode(node), OK);
2805    }
2806}
2807
2808}  // namespace android
2809