OMXCodec.cpp revision c297fccffc4ab1cb3b9f5c6a5b0802be057f3e0f 
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/ESDS.h"
22
23#include <binder/IServiceManager.h>
24#include <binder/MemoryDealer.h>
25#include <binder/ProcessState.h>
26#include <media/IMediaPlayerService.h>
27#include <media/stagefright/MediaBuffer.h>
28#include <media/stagefright/MediaBufferGroup.h>
29#include <media/stagefright/MediaDebug.h>
30#include <media/stagefright/MediaDefs.h>
31#include <media/stagefright/MediaExtractor.h>
32#include <media/stagefright/MetaData.h>
33#include <media/stagefright/OMXCodec.h>
34#include <media/stagefright/Utils.h>
35#include <utils/Vector.h>
36
37#include <OMX_Audio.h>
38#include <OMX_Component.h>
39
40namespace android {
41
42static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
43
44struct CodecInfo {
45    const char *mime;
46    const char *codec;
47};
48
49static const CodecInfo kDecoderInfo[] = {
50    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
51    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
52    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.PV.mp3dec" },
53    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
54    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrdec" },
55    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
56    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.PV.amrdec" },
57    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
58    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacdec" },
59    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
60    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
61    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4dec" },
62    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
63    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.Decoder" },
64    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263dec" },
65    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
66    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
67    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcdec" },
68};
69
70static const CodecInfo kEncoderInfo[] = {
71    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
72    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrencnb" },
73    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
74    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
75    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
76    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
77    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
78    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
79    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
80    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
81    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
82    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
83    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
84};
85
86#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
87#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
88
89struct OMXCodecObserver : public BnOMXObserver {
90    OMXCodecObserver() {
91    }
92
93    void setCodec(const sp<OMXCodec> &target) {
94        mTarget = target;
95    }
96
97    // from IOMXObserver
98    virtual void onMessage(const omx_message &msg) {
99        sp<OMXCodec> codec = mTarget.promote();
100
101        if (codec.get() != NULL) {
102            codec->on_message(msg);
103        }
104    }
105
106protected:
107    virtual ~OMXCodecObserver() {}
108
109private:
110    wp<OMXCodec> mTarget;
111
112    OMXCodecObserver(const OMXCodecObserver &);
113    OMXCodecObserver &operator=(const OMXCodecObserver &);
114};
115
116static const char *GetCodec(const CodecInfo *info, size_t numInfos,
117                            const char *mime, int index) {
118    CHECK(index >= 0);
119    for(size_t i = 0; i < numInfos; ++i) {
120        if (!strcasecmp(mime, info[i].mime)) {
121            if (index == 0) {
122                return info[i].codec;
123            }
124
125            --index;
126        }
127    }
128
129    return NULL;
130}
131
132enum {
133    kAVCProfileBaseline      = 0x42,
134    kAVCProfileMain          = 0x4d,
135    kAVCProfileExtended      = 0x58,
136    kAVCProfileHigh          = 0x64,
137    kAVCProfileHigh10        = 0x6e,
138    kAVCProfileHigh422       = 0x7a,
139    kAVCProfileHigh444       = 0xf4,
140    kAVCProfileCAVLC444Intra = 0x2c
141};
142
143static const char *AVCProfileToString(uint8_t profile) {
144    switch (profile) {
145        case kAVCProfileBaseline:
146            return "Baseline";
147        case kAVCProfileMain:
148            return "Main";
149        case kAVCProfileExtended:
150            return "Extended";
151        case kAVCProfileHigh:
152            return "High";
153        case kAVCProfileHigh10:
154            return "High 10";
155        case kAVCProfileHigh422:
156            return "High 422";
157        case kAVCProfileHigh444:
158            return "High 444";
159        case kAVCProfileCAVLC444Intra:
160            return "CAVLC 444 Intra";
161        default:   return "Unknown";
162    }
163}
164
165template<class T>
166static void InitOMXParams(T *params) {
167    params->nSize = sizeof(T);
168    params->nVersion.s.nVersionMajor = 1;
169    params->nVersion.s.nVersionMinor = 0;
170    params->nVersion.s.nRevision = 0;
171    params->nVersion.s.nStep = 0;
172}
173
174static bool IsSoftwareCodec(const char *componentName) {
175    if (!strncmp("OMX.PV.", componentName, 7)) {
176        return true;
177    }
178
179    return false;
180}
181
182static int CompareSoftwareCodecsFirst(
183        const String8 *elem1, const String8 *elem2) {
184    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
185    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
186
187    if (isSoftwareCodec1) {
188        if (isSoftwareCodec2) { return 0; }
189        return -1;
190    }
191
192    if (isSoftwareCodec2) {
193        return 1;
194    }
195
196    return 0;
197}
198
199// static
200uint32_t OMXCodec::getComponentQuirks(const char *componentName) {
201    uint32_t quirks = 0;
202
203    if (!strcmp(componentName, "OMX.PV.avcdec")) {
204        quirks |= kWantsNALFragments;
205    }
206    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
207        quirks |= kNeedsFlushBeforeDisable;
208    }
209    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
210        quirks |= kNeedsFlushBeforeDisable;
211        quirks |= kRequiresFlushCompleteEmulation;
212    }
213    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
214        quirks |= kRequiresLoadedToIdleAfterAllocation;
215        quirks |= kRequiresAllocateBufferOnInputPorts;
216        quirks |= kRequiresAllocateBufferOnOutputPorts;
217    }
218    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
219        // XXX Required on P....on only.
220        quirks |= kRequiresAllocateBufferOnOutputPorts;
221    }
222
223    if (!strncmp(componentName, "OMX.TI.", 7)) {
224        // Apparently I must not use OMX_UseBuffer on either input or
225        // output ports on any of the TI components or quote:
226        // "(I) may have unexpected problem (sic) which can be timing related
227        //  and hard to reproduce."
228
229        quirks |= kRequiresAllocateBufferOnInputPorts;
230        quirks |= kRequiresAllocateBufferOnOutputPorts;
231    }
232
233    return quirks;
234}
235
236// static
237void OMXCodec::findMatchingCodecs(
238        const char *mime,
239        bool createEncoder, const char *matchComponentName,
240        uint32_t flags,
241        Vector<String8> *matchingCodecs) {
242    matchingCodecs->clear();
243
244    for (int index = 0;; ++index) {
245        const char *componentName;
246
247        if (createEncoder) {
248            componentName = GetCodec(
249                    kEncoderInfo,
250                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
251                    mime, index);
252        } else {
253            componentName = GetCodec(
254                    kDecoderInfo,
255                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
256                    mime, index);
257        }
258
259        if (!componentName) {
260            break;
261        }
262
263        // If a specific codec is requested, skip the non-matching ones.
264        if (matchComponentName && strcmp(componentName, matchComponentName)) {
265            continue;
266        }
267
268        matchingCodecs->push(String8(componentName));
269    }
270
271    if (flags & kPreferSoftwareCodecs) {
272        matchingCodecs->sort(CompareSoftwareCodecsFirst);
273    }
274}
275
276// static
277sp<OMXCodec> OMXCodec::Create(
278        const sp<IOMX> &omx,
279        const sp<MetaData> &meta, bool createEncoder,
280        const sp<MediaSource> &source,
281        const char *matchComponentName,
282        uint32_t flags) {
283    const char *mime;
284    bool success = meta->findCString(kKeyMIMEType, &mime);
285    CHECK(success);
286
287    Vector<String8> matchingCodecs;
288    findMatchingCodecs(
289            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
290
291    if (matchingCodecs.isEmpty()) {
292        return NULL;
293    }
294
295    sp<OMXCodecObserver> observer = new OMXCodecObserver;
296    IOMX::node_id node = 0;
297    success = false;
298
299    const char *componentName;
300    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
301        componentName = matchingCodecs[i].string();
302
303        LOGV("Attempting to allocate OMX node '%s'", componentName);
304
305        status_t err = omx->allocateNode(componentName, observer, &node);
306        if (err == OK) {
307            LOGV("Successfully allocated OMX node '%s'", componentName);
308
309            success = true;
310            break;
311        }
312    }
313
314    if (!success) {
315        return NULL;
316    }
317
318    sp<OMXCodec> codec = new OMXCodec(
319            omx, node, getComponentQuirks(componentName),
320            createEncoder, mime, componentName,
321            source);
322
323    observer->setCodec(codec);
324
325    uint32_t type;
326    const void *data;
327    size_t size;
328    if (meta->findData(kKeyESDS, &type, &data, &size)) {
329        ESDS esds((const char *)data, size);
330        CHECK_EQ(esds.InitCheck(), OK);
331
332        const void *codec_specific_data;
333        size_t codec_specific_data_size;
334        esds.getCodecSpecificInfo(
335                &codec_specific_data, &codec_specific_data_size);
336
337        printf("found codec-specific data of size %d\n",
338               codec_specific_data_size);
339
340        codec->addCodecSpecificData(
341                codec_specific_data, codec_specific_data_size);
342    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
343        printf("found avcc of size %d\n", size);
344
345        // Parse the AVCDecoderConfigurationRecord
346
347        const uint8_t *ptr = (const uint8_t *)data;
348
349        CHECK(size >= 7);
350        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
351        uint8_t profile = ptr[1];
352        uint8_t level = ptr[3];
353
354        // There is decodable content out there that fails the following
355        // assertion, let's be lenient for now...
356        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
357
358        size_t lengthSize = 1 + (ptr[4] & 3);
359
360        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
361        // violates it...
362        // CHECK((ptr[5] >> 5) == 7);  // reserved
363
364        size_t numSeqParameterSets = ptr[5] & 31;
365
366        ptr += 6;
367        size -= 6;
368
369        for (size_t i = 0; i < numSeqParameterSets; ++i) {
370            CHECK(size >= 2);
371            size_t length = U16_AT(ptr);
372
373            ptr += 2;
374            size -= 2;
375
376            CHECK(size >= length);
377
378            codec->addCodecSpecificData(ptr, length);
379
380            ptr += length;
381            size -= length;
382        }
383
384        CHECK(size >= 1);
385        size_t numPictureParameterSets = *ptr;
386        ++ptr;
387        --size;
388
389        for (size_t i = 0; i < numPictureParameterSets; ++i) {
390            CHECK(size >= 2);
391            size_t length = U16_AT(ptr);
392
393            ptr += 2;
394            size -= 2;
395
396            CHECK(size >= length);
397
398            codec->addCodecSpecificData(ptr, length);
399
400            ptr += length;
401            size -= length;
402        }
403
404        LOGV("AVC profile = %d (%s), level = %d",
405             (int)profile, AVCProfileToString(profile), (int)level / 10);
406
407        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
408            && (profile != kAVCProfileBaseline || level > 39)) {
409            // This stream exceeds the decoder's capabilities. The decoder
410            // does not handle this gracefully and would clobber the heap
411            // and wreak havoc instead...
412
413            LOGE("Profile and/or level exceed the decoder's capabilities.");
414            return NULL;
415        }
416    }
417
418    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
419        codec->setAMRFormat(false /* isWAMR */);
420    }
421    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
422        codec->setAMRFormat(true /* isWAMR */);
423    }
424    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
425        int32_t numChannels, sampleRate;
426        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
427        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
428
429        codec->setAACFormat(numChannels, sampleRate);
430    }
431    if (!strncasecmp(mime, "video/", 6)) {
432        int32_t width, height;
433        bool success = meta->findInt32(kKeyWidth, &width);
434        success = success && meta->findInt32(kKeyHeight, &height);
435        CHECK(success);
436
437        if (createEncoder) {
438            codec->setVideoInputFormat(mime, width, height);
439        } else {
440            codec->setVideoOutputFormat(mime, width, height);
441        }
442    }
443    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
444        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
445        OMX_COLOR_FORMATTYPE format =
446            OMX_COLOR_Format32bitARGB8888;
447            // OMX_COLOR_FormatYUV420PackedPlanar;
448            // OMX_COLOR_FormatCbYCrY;
449            // OMX_COLOR_FormatYUV411Planar;
450
451        int32_t width, height;
452        bool success = meta->findInt32(kKeyWidth, &width);
453        success = success && meta->findInt32(kKeyHeight, &height);
454
455        int32_t compressedSize;
456        success = success && meta->findInt32(
457                kKeyMaxInputSize, &compressedSize);
458
459        CHECK(success);
460        CHECK(compressedSize > 0);
461
462        codec->setImageOutputFormat(format, width, height);
463        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
464    }
465
466    int32_t maxInputSize;
467    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
468        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
469    }
470
471    if (!strcmp(componentName, "OMX.TI.AMR.encode")
472        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
473        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
474    }
475
476    codec->initOutputFormat(meta);
477
478    return codec;
479}
480
481void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
482    OMX_PARAM_PORTDEFINITIONTYPE def;
483    InitOMXParams(&def);
484    def.nPortIndex = portIndex;
485
486    status_t err = mOMX->getParameter(
487            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
488    CHECK_EQ(err, OK);
489
490    if (def.nBufferSize < size) {
491        def.nBufferSize = size;
492    }
493
494    err = mOMX->setParameter(
495            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
496    CHECK_EQ(err, OK);
497
498    err = mOMX->getParameter(
499            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
500    CHECK_EQ(err, OK);
501
502    // Make sure the setting actually stuck.
503    CHECK(def.nBufferSize >= size);
504}
505
506status_t OMXCodec::setVideoPortFormatType(
507        OMX_U32 portIndex,
508        OMX_VIDEO_CODINGTYPE compressionFormat,
509        OMX_COLOR_FORMATTYPE colorFormat) {
510    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
511    InitOMXParams(&format);
512    format.nPortIndex = portIndex;
513    format.nIndex = 0;
514    bool found = false;
515
516    OMX_U32 index = 0;
517    for (;;) {
518        format.nIndex = index;
519        status_t err = mOMX->getParameter(
520                mNode, OMX_IndexParamVideoPortFormat,
521                &format, sizeof(format));
522
523        if (err != OK) {
524            return err;
525        }
526
527        // The following assertion is violated by TI's video decoder.
528        // CHECK_EQ(format.nIndex, index);
529
530#if 1
531        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
532             portIndex,
533             index, format.eCompressionFormat, format.eColorFormat);
534#endif
535
536        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
537            if (portIndex == kPortIndexInput
538                    && colorFormat == format.eColorFormat) {
539                // eCompressionFormat does not seem right.
540                found = true;
541                break;
542            }
543            if (portIndex == kPortIndexOutput
544                    && compressionFormat == format.eCompressionFormat) {
545                // eColorFormat does not seem right.
546                found = true;
547                break;
548            }
549        }
550
551        if (format.eCompressionFormat == compressionFormat
552            && format.eColorFormat == colorFormat) {
553            found = true;
554            break;
555        }
556
557        ++index;
558    }
559
560    if (!found) {
561        return UNKNOWN_ERROR;
562    }
563
564    CODEC_LOGV("found a match.");
565    status_t err = mOMX->setParameter(
566            mNode, OMX_IndexParamVideoPortFormat,
567            &format, sizeof(format));
568
569    return err;
570}
571
572static size_t getFrameSize(
573        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
574    switch (colorFormat) {
575        case OMX_COLOR_FormatYCbYCr:
576        case OMX_COLOR_FormatCbYCrY:
577            return width * height * 2;
578
579        case OMX_COLOR_FormatYUV420SemiPlanar:
580            return (width * height * 3) / 2;
581
582        default:
583            CHECK(!"Should not be here. Unsupported color format.");
584            break;
585    }
586}
587
588void OMXCodec::setVideoInputFormat(
589        const char *mime, OMX_U32 width, OMX_U32 height) {
590    CODEC_LOGV("setVideoInputFormat width=%ld, height=%ld", width, height);
591
592    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
593    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
594        compressionFormat = OMX_VIDEO_CodingAVC;
595    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
596        compressionFormat = OMX_VIDEO_CodingMPEG4;
597    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
598        compressionFormat = OMX_VIDEO_CodingH263;
599    } else {
600        LOGE("Not a supported video mime type: %s", mime);
601        CHECK(!"Should not be here. Not a supported video mime type.");
602    }
603
604    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
605    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
606        colorFormat = OMX_COLOR_FormatYCbYCr;
607    }
608
609    CHECK_EQ(setVideoPortFormatType(
610            kPortIndexInput, OMX_VIDEO_CodingUnused,
611            colorFormat), OK);
612
613    CHECK_EQ(setVideoPortFormatType(
614            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
615            OK);
616
617    OMX_PARAM_PORTDEFINITIONTYPE def;
618    InitOMXParams(&def);
619    def.nPortIndex = kPortIndexOutput;
620
621    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
622
623    status_t err = mOMX->getParameter(
624            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
625
626    CHECK_EQ(err, OK);
627    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
628
629    video_def->nFrameWidth = width;
630    video_def->nFrameHeight = height;
631
632    video_def->eCompressionFormat = compressionFormat;
633    video_def->eColorFormat = OMX_COLOR_FormatUnused;
634
635    err = mOMX->setParameter(
636            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
637    CHECK_EQ(err, OK);
638
639    ////////////////////////////////////////////////////////////////////////////
640
641    InitOMXParams(&def);
642    def.nPortIndex = kPortIndexInput;
643
644    err = mOMX->getParameter(
645            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
646    CHECK_EQ(err, OK);
647
648    def.nBufferSize = getFrameSize(colorFormat, width, height);
649    CODEC_LOGV("Setting nBufferSize = %ld", def.nBufferSize);
650
651    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
652
653    video_def->nFrameWidth = width;
654    video_def->nFrameHeight = height;
655    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
656    video_def->eColorFormat = colorFormat;
657
658    video_def->xFramerate = 24 << 16;  // XXX crucial!
659
660    err = mOMX->setParameter(
661            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
662    CHECK_EQ(err, OK);
663
664    switch (compressionFormat) {
665        case OMX_VIDEO_CodingMPEG4:
666        {
667            CHECK_EQ(setupMPEG4EncoderParameters(), OK);
668            break;
669        }
670
671        case OMX_VIDEO_CodingH263:
672            break;
673
674        case OMX_VIDEO_CodingAVC:
675        {
676            CHECK_EQ(setupAVCEncoderParameters(), OK);
677            break;
678        }
679
680        default:
681            CHECK(!"Support for this compressionFormat to be implemented.");
682            break;
683    }
684}
685
686status_t OMXCodec::setupMPEG4EncoderParameters() {
687    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
688    InitOMXParams(&mpeg4type);
689    mpeg4type.nPortIndex = kPortIndexOutput;
690
691    status_t err = mOMX->getParameter(
692            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
693    CHECK_EQ(err, OK);
694
695    mpeg4type.nSliceHeaderSpacing = 0;
696    mpeg4type.bSVH = OMX_FALSE;
697    mpeg4type.bGov = OMX_FALSE;
698
699    mpeg4type.nAllowedPictureTypes =
700        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
701
702    mpeg4type.nPFrames = 23;
703    mpeg4type.nBFrames = 0;
704
705    mpeg4type.nIDCVLCThreshold = 0;
706    mpeg4type.bACPred = OMX_TRUE;
707    mpeg4type.nMaxPacketSize = 256;
708    mpeg4type.nTimeIncRes = 1000;
709    mpeg4type.nHeaderExtension = 0;
710    mpeg4type.bReversibleVLC = OMX_FALSE;
711
712    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
713    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
714
715    err = mOMX->setParameter(
716            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
717    CHECK_EQ(err, OK);
718
719    // ----------------
720
721    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
722    InitOMXParams(&bitrateType);
723    bitrateType.nPortIndex = kPortIndexOutput;
724
725    err = mOMX->getParameter(
726            mNode, OMX_IndexParamVideoBitrate,
727            &bitrateType, sizeof(bitrateType));
728    CHECK_EQ(err, OK);
729
730    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
731    bitrateType.nTargetBitrate = 1000000;
732
733    err = mOMX->setParameter(
734            mNode, OMX_IndexParamVideoBitrate,
735            &bitrateType, sizeof(bitrateType));
736    CHECK_EQ(err, OK);
737
738    // ----------------
739
740    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
741    InitOMXParams(&errorCorrectionType);
742    errorCorrectionType.nPortIndex = kPortIndexOutput;
743
744    err = mOMX->getParameter(
745            mNode, OMX_IndexParamVideoErrorCorrection,
746            &errorCorrectionType, sizeof(errorCorrectionType));
747    CHECK_EQ(err, OK);
748
749    errorCorrectionType.bEnableHEC = OMX_FALSE;
750    errorCorrectionType.bEnableResync = OMX_TRUE;
751    errorCorrectionType.nResynchMarkerSpacing = 256;
752    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
753    errorCorrectionType.bEnableRVLC = OMX_FALSE;
754
755    err = mOMX->setParameter(
756            mNode, OMX_IndexParamVideoErrorCorrection,
757            &errorCorrectionType, sizeof(errorCorrectionType));
758    CHECK_EQ(err, OK);
759
760    return OK;
761}
762
763status_t OMXCodec::setupAVCEncoderParameters() {
764    OMX_VIDEO_PARAM_AVCTYPE h264type;
765    InitOMXParams(&h264type);
766    h264type.nPortIndex = kPortIndexOutput;
767
768    status_t err = mOMX->getParameter(
769            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
770    CHECK_EQ(err, OK);
771
772    h264type.nAllowedPictureTypes =
773        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
774
775    h264type.nSliceHeaderSpacing = 0;
776    h264type.nBFrames = 0;
777    h264type.bUseHadamard = OMX_TRUE;
778    h264type.nRefFrames = 1;
779    h264type.nRefIdx10ActiveMinus1 = 0;
780    h264type.nRefIdx11ActiveMinus1 = 0;
781    h264type.bEnableUEP = OMX_FALSE;
782    h264type.bEnableFMO = OMX_FALSE;
783    h264type.bEnableASO = OMX_FALSE;
784    h264type.bEnableRS = OMX_FALSE;
785    h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
786    h264type.eLevel = OMX_VIDEO_AVCLevel1b;
787    h264type.bFrameMBsOnly = OMX_TRUE;
788    h264type.bMBAFF = OMX_FALSE;
789    h264type.bEntropyCodingCABAC = OMX_FALSE;
790    h264type.bWeightedPPrediction = OMX_FALSE;
791    h264type.bconstIpred = OMX_FALSE;
792    h264type.bDirect8x8Inference = OMX_FALSE;
793    h264type.bDirectSpatialTemporal = OMX_FALSE;
794    h264type.nCabacInitIdc = 0;
795    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
796
797    err = mOMX->setParameter(
798            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
799    CHECK_EQ(err, OK);
800
801    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
802    InitOMXParams(&bitrateType);
803    bitrateType.nPortIndex = kPortIndexOutput;
804
805    err = mOMX->getParameter(
806            mNode, OMX_IndexParamVideoBitrate,
807            &bitrateType, sizeof(bitrateType));
808    CHECK_EQ(err, OK);
809
810    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
811    bitrateType.nTargetBitrate = 1000000;
812
813    err = mOMX->setParameter(
814            mNode, OMX_IndexParamVideoBitrate,
815            &bitrateType, sizeof(bitrateType));
816    CHECK_EQ(err, OK);
817
818    return OK;
819}
820
821void OMXCodec::setVideoOutputFormat(
822        const char *mime, OMX_U32 width, OMX_U32 height) {
823    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
824
825    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
826    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
827        compressionFormat = OMX_VIDEO_CodingAVC;
828    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
829        compressionFormat = OMX_VIDEO_CodingMPEG4;
830    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
831        compressionFormat = OMX_VIDEO_CodingH263;
832    } else {
833        LOGE("Not a supported video mime type: %s", mime);
834        CHECK(!"Should not be here. Not a supported video mime type.");
835    }
836
837    setVideoPortFormatType(
838            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
839
840#if 1
841    {
842        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
843        InitOMXParams(&format);
844        format.nPortIndex = kPortIndexOutput;
845        format.nIndex = 0;
846
847        status_t err = mOMX->getParameter(
848                mNode, OMX_IndexParamVideoPortFormat,
849                &format, sizeof(format));
850        CHECK_EQ(err, OK);
851        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
852
853        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
854
855        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
856               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
857               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
858               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
859
860        err = mOMX->setParameter(
861                mNode, OMX_IndexParamVideoPortFormat,
862                &format, sizeof(format));
863        CHECK_EQ(err, OK);
864    }
865#endif
866
867    OMX_PARAM_PORTDEFINITIONTYPE def;
868    InitOMXParams(&def);
869    def.nPortIndex = kPortIndexInput;
870
871    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
872
873    status_t err = mOMX->getParameter(
874            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
875
876    CHECK_EQ(err, OK);
877
878#if 1
879    // XXX Need a (much) better heuristic to compute input buffer sizes.
880    const size_t X = 64 * 1024;
881    if (def.nBufferSize < X) {
882        def.nBufferSize = X;
883    }
884#endif
885
886    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
887
888    video_def->nFrameWidth = width;
889    video_def->nFrameHeight = height;
890
891    video_def->eCompressionFormat = compressionFormat;
892    video_def->eColorFormat = OMX_COLOR_FormatUnused;
893
894    err = mOMX->setParameter(
895            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
896    CHECK_EQ(err, OK);
897
898    ////////////////////////////////////////////////////////////////////////////
899
900    InitOMXParams(&def);
901    def.nPortIndex = kPortIndexOutput;
902
903    err = mOMX->getParameter(
904            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
905    CHECK_EQ(err, OK);
906    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
907
908#if 0
909    def.nBufferSize =
910        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
911#endif
912
913    video_def->nFrameWidth = width;
914    video_def->nFrameHeight = height;
915
916    err = mOMX->setParameter(
917            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
918    CHECK_EQ(err, OK);
919}
920
921OMXCodec::OMXCodec(
922        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
923        bool isEncoder,
924        const char *mime,
925        const char *componentName,
926        const sp<MediaSource> &source)
927    : mOMX(omx),
928      mNode(node),
929      mQuirks(quirks),
930      mIsEncoder(isEncoder),
931      mMIME(strdup(mime)),
932      mComponentName(strdup(componentName)),
933      mSource(source),
934      mCodecSpecificDataIndex(0),
935      mState(LOADED),
936      mInitialBufferSubmit(true),
937      mSignalledEOS(false),
938      mNoMoreOutputData(false),
939      mOutputPortSettingsHaveChanged(false),
940      mSeekTimeUs(-1) {
941    mPortStatus[kPortIndexInput] = ENABLED;
942    mPortStatus[kPortIndexOutput] = ENABLED;
943
944    setComponentRole();
945}
946
947// static
948void OMXCodec::setComponentRole(
949        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
950        const char *mime) {
951    struct MimeToRole {
952        const char *mime;
953        const char *decoderRole;
954        const char *encoderRole;
955    };
956
957    static const MimeToRole kMimeToRole[] = {
958        { MEDIA_MIMETYPE_AUDIO_MPEG,
959            "audio_decoder.mp3", "audio_encoder.mp3" },
960        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
961            "audio_decoder.amrnb", "audio_encoder.amrnb" },
962        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
963            "audio_decoder.amrwb", "audio_encoder.amrwb" },
964        { MEDIA_MIMETYPE_AUDIO_AAC,
965            "audio_decoder.aac", "audio_encoder.aac" },
966        { MEDIA_MIMETYPE_VIDEO_AVC,
967            "video_decoder.avc", "video_encoder.avc" },
968        { MEDIA_MIMETYPE_VIDEO_MPEG4,
969            "video_decoder.mpeg4", "video_encoder.mpeg4" },
970        { MEDIA_MIMETYPE_VIDEO_H263,
971            "video_decoder.h263", "video_encoder.h263" },
972    };
973
974    static const size_t kNumMimeToRole =
975        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
976
977    size_t i;
978    for (i = 0; i < kNumMimeToRole; ++i) {
979        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
980            break;
981        }
982    }
983
984    if (i == kNumMimeToRole) {
985        return;
986    }
987
988    const char *role =
989        isEncoder ? kMimeToRole[i].encoderRole
990                  : kMimeToRole[i].decoderRole;
991
992    if (role != NULL) {
993        OMX_PARAM_COMPONENTROLETYPE roleParams;
994        InitOMXParams(&roleParams);
995
996        strncpy((char *)roleParams.cRole,
997                role, OMX_MAX_STRINGNAME_SIZE - 1);
998
999        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1000
1001        status_t err = omx->setParameter(
1002                node, OMX_IndexParamStandardComponentRole,
1003                &roleParams, sizeof(roleParams));
1004
1005        if (err != OK) {
1006            LOGW("Failed to set standard component role '%s'.", role);
1007        }
1008    }
1009}
1010
1011void OMXCodec::setComponentRole() {
1012    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1013}
1014
1015OMXCodec::~OMXCodec() {
1016    CHECK(mState == LOADED || mState == ERROR);
1017
1018    status_t err = mOMX->freeNode(mNode);
1019    CHECK_EQ(err, OK);
1020
1021    mNode = NULL;
1022    setState(DEAD);
1023
1024    clearCodecSpecificData();
1025
1026    free(mComponentName);
1027    mComponentName = NULL;
1028
1029    free(mMIME);
1030    mMIME = NULL;
1031}
1032
1033status_t OMXCodec::init() {
1034    // mLock is held.
1035
1036    CHECK_EQ(mState, LOADED);
1037
1038    status_t err;
1039    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1040        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1041        CHECK_EQ(err, OK);
1042        setState(LOADED_TO_IDLE);
1043    }
1044
1045    err = allocateBuffers();
1046    CHECK_EQ(err, OK);
1047
1048    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1049        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1050        CHECK_EQ(err, OK);
1051
1052        setState(LOADED_TO_IDLE);
1053    }
1054
1055    while (mState != EXECUTING && mState != ERROR) {
1056        mAsyncCompletion.wait(mLock);
1057    }
1058
1059    return mState == ERROR ? UNKNOWN_ERROR : OK;
1060}
1061
1062// static
1063bool OMXCodec::isIntermediateState(State state) {
1064    return state == LOADED_TO_IDLE
1065        || state == IDLE_TO_EXECUTING
1066        || state == EXECUTING_TO_IDLE
1067        || state == IDLE_TO_LOADED
1068        || state == RECONFIGURING;
1069}
1070
1071status_t OMXCodec::allocateBuffers() {
1072    status_t err = allocateBuffersOnPort(kPortIndexInput);
1073
1074    if (err != OK) {
1075        return err;
1076    }
1077
1078    return allocateBuffersOnPort(kPortIndexOutput);
1079}
1080
1081status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1082    OMX_PARAM_PORTDEFINITIONTYPE def;
1083    InitOMXParams(&def);
1084    def.nPortIndex = portIndex;
1085
1086    status_t err = mOMX->getParameter(
1087            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1088
1089    if (err != OK) {
1090        return err;
1091    }
1092
1093    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1094    mDealer[portIndex] = new MemoryDealer(totalSize);
1095
1096    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1097        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1098        CHECK(mem.get() != NULL);
1099
1100        IOMX::buffer_id buffer;
1101        if (portIndex == kPortIndexInput
1102                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1103            err = mOMX->allocateBufferWithBackup(
1104                    mNode, portIndex, mem, &buffer);
1105        } else if (portIndex == kPortIndexOutput
1106                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1107            err = mOMX->allocateBufferWithBackup(
1108                    mNode, portIndex, mem, &buffer);
1109        } else {
1110            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1111        }
1112
1113        if (err != OK) {
1114            LOGE("allocate_buffer_with_backup failed");
1115            return err;
1116        }
1117
1118        BufferInfo info;
1119        info.mBuffer = buffer;
1120        info.mOwnedByComponent = false;
1121        info.mMem = mem;
1122        info.mMediaBuffer = NULL;
1123
1124        if (portIndex == kPortIndexOutput) {
1125            info.mMediaBuffer = new MediaBuffer(mem->pointer(), mem->size());
1126            info.mMediaBuffer->setObserver(this);
1127        }
1128
1129        mPortBuffers[portIndex].push(info);
1130
1131        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1132             portIndex == kPortIndexInput ? "input" : "output");
1133    }
1134
1135    dumpPortStatus(portIndex);
1136
1137    return OK;
1138}
1139
1140void OMXCodec::on_message(const omx_message &msg) {
1141    Mutex::Autolock autoLock(mLock);
1142
1143    switch (msg.type) {
1144        case omx_message::EVENT:
1145        {
1146            onEvent(
1147                 msg.u.event_data.event, msg.u.event_data.data1,
1148                 msg.u.event_data.data2);
1149
1150            break;
1151        }
1152
1153        case omx_message::EMPTY_BUFFER_DONE:
1154        {
1155            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1156
1157            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1158
1159            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1160            size_t i = 0;
1161            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1162                ++i;
1163            }
1164
1165            CHECK(i < buffers->size());
1166            if (!(*buffers)[i].mOwnedByComponent) {
1167                LOGW("We already own input buffer %p, yet received "
1168                     "an EMPTY_BUFFER_DONE.", buffer);
1169            }
1170
1171            buffers->editItemAt(i).mOwnedByComponent = false;
1172
1173            if (mPortStatus[kPortIndexInput] == DISABLING) {
1174                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1175
1176                status_t err =
1177                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1178                CHECK_EQ(err, OK);
1179
1180                buffers->removeAt(i);
1181            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1182                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1183                drainInputBuffer(&buffers->editItemAt(i));
1184            }
1185
1186            break;
1187        }
1188
1189        case omx_message::FILL_BUFFER_DONE:
1190        {
1191            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1192            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1193
1194            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx)",
1195                 buffer,
1196                 msg.u.extended_buffer_data.range_length,
1197                 flags);
1198
1199            CODEC_LOGV("FILL_BUFFER_DONE(timestamp: %lld us (%.2f secs))",
1200                 msg.u.extended_buffer_data.timestamp,
1201                 msg.u.extended_buffer_data.timestamp / 1E6);
1202
1203            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1204            size_t i = 0;
1205            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1206                ++i;
1207            }
1208
1209            CHECK(i < buffers->size());
1210            BufferInfo *info = &buffers->editItemAt(i);
1211
1212            if (!info->mOwnedByComponent) {
1213                LOGW("We already own output buffer %p, yet received "
1214                     "a FILL_BUFFER_DONE.", buffer);
1215            }
1216
1217            info->mOwnedByComponent = false;
1218
1219            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1220                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1221
1222                status_t err =
1223                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1224                CHECK_EQ(err, OK);
1225
1226                buffers->removeAt(i);
1227            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1228                       && (flags & OMX_BUFFERFLAG_EOS)) {
1229                CODEC_LOGV("No more output data.");
1230                mNoMoreOutputData = true;
1231                mBufferFilled.signal();
1232            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1233                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1234
1235                MediaBuffer *buffer = info->mMediaBuffer;
1236
1237                buffer->set_range(
1238                        msg.u.extended_buffer_data.range_offset,
1239                        msg.u.extended_buffer_data.range_length);
1240
1241                buffer->meta_data()->clear();
1242
1243                buffer->meta_data()->setInt64(
1244                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1245
1246                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1247                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1248                }
1249                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1250                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1251                }
1252
1253                buffer->meta_data()->setPointer(
1254                        kKeyPlatformPrivate,
1255                        msg.u.extended_buffer_data.platform_private);
1256
1257                buffer->meta_data()->setPointer(
1258                        kKeyBufferID,
1259                        msg.u.extended_buffer_data.buffer);
1260
1261                mFilledBuffers.push_back(i);
1262                mBufferFilled.signal();
1263            }
1264
1265            break;
1266        }
1267
1268        default:
1269        {
1270            CHECK(!"should not be here.");
1271            break;
1272        }
1273    }
1274}
1275
1276void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1277    switch (event) {
1278        case OMX_EventCmdComplete:
1279        {
1280            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1281            break;
1282        }
1283
1284        case OMX_EventError:
1285        {
1286            LOGE("ERROR(%ld, %ld)", data1, data2);
1287
1288            setState(ERROR);
1289            break;
1290        }
1291
1292        case OMX_EventPortSettingsChanged:
1293        {
1294            onPortSettingsChanged(data1);
1295            break;
1296        }
1297
1298        case OMX_EventBufferFlag:
1299        {
1300            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1301
1302            if (data1 == kPortIndexOutput) {
1303                mNoMoreOutputData = true;
1304            }
1305            break;
1306        }
1307
1308        default:
1309        {
1310            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1311            break;
1312        }
1313    }
1314}
1315
1316// Has the format changed in any way that the client would have to be aware of?
1317static bool formatHasNotablyChanged(
1318        const sp<MetaData> &from, const sp<MetaData> &to) {
1319    if (from.get() == NULL && to.get() == NULL) {
1320        return false;
1321    }
1322
1323    if ((from.get() == NULL && to.get() != NULL)
1324        || (from.get() != NULL && to.get() == NULL)) {
1325        return true;
1326    }
1327
1328    const char *mime_from, *mime_to;
1329    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1330    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1331
1332    if (strcasecmp(mime_from, mime_to)) {
1333        return true;
1334    }
1335
1336    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1337        int32_t colorFormat_from, colorFormat_to;
1338        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1339        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1340
1341        if (colorFormat_from != colorFormat_to) {
1342            return true;
1343        }
1344
1345        int32_t width_from, width_to;
1346        CHECK(from->findInt32(kKeyWidth, &width_from));
1347        CHECK(to->findInt32(kKeyWidth, &width_to));
1348
1349        if (width_from != width_to) {
1350            return true;
1351        }
1352
1353        int32_t height_from, height_to;
1354        CHECK(from->findInt32(kKeyHeight, &height_from));
1355        CHECK(to->findInt32(kKeyHeight, &height_to));
1356
1357        if (height_from != height_to) {
1358            return true;
1359        }
1360    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1361        int32_t numChannels_from, numChannels_to;
1362        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1363        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1364
1365        if (numChannels_from != numChannels_to) {
1366            return true;
1367        }
1368
1369        int32_t sampleRate_from, sampleRate_to;
1370        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1371        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1372
1373        if (sampleRate_from != sampleRate_to) {
1374            return true;
1375        }
1376    }
1377
1378    return false;
1379}
1380
1381void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1382    switch (cmd) {
1383        case OMX_CommandStateSet:
1384        {
1385            onStateChange((OMX_STATETYPE)data);
1386            break;
1387        }
1388
1389        case OMX_CommandPortDisable:
1390        {
1391            OMX_U32 portIndex = data;
1392            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1393
1394            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1395            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1396            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1397
1398            mPortStatus[portIndex] = DISABLED;
1399
1400            if (mState == RECONFIGURING) {
1401                CHECK_EQ(portIndex, kPortIndexOutput);
1402
1403                sp<MetaData> oldOutputFormat = mOutputFormat;
1404                initOutputFormat(mSource->getFormat());
1405
1406                // Don't notify clients if the output port settings change
1407                // wasn't of importance to them, i.e. it may be that just the
1408                // number of buffers has changed and nothing else.
1409                mOutputPortSettingsHaveChanged =
1410                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1411
1412                enablePortAsync(portIndex);
1413
1414                status_t err = allocateBuffersOnPort(portIndex);
1415                CHECK_EQ(err, OK);
1416            }
1417            break;
1418        }
1419
1420        case OMX_CommandPortEnable:
1421        {
1422            OMX_U32 portIndex = data;
1423            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1424
1425            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1426            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1427
1428            mPortStatus[portIndex] = ENABLED;
1429
1430            if (mState == RECONFIGURING) {
1431                CHECK_EQ(portIndex, kPortIndexOutput);
1432
1433                setState(EXECUTING);
1434
1435                fillOutputBuffers();
1436            }
1437            break;
1438        }
1439
1440        case OMX_CommandFlush:
1441        {
1442            OMX_U32 portIndex = data;
1443
1444            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1445
1446            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1447            mPortStatus[portIndex] = ENABLED;
1448
1449            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1450                     mPortBuffers[portIndex].size());
1451
1452            if (mState == RECONFIGURING) {
1453                CHECK_EQ(portIndex, kPortIndexOutput);
1454
1455                disablePortAsync(portIndex);
1456            } else if (mState == EXECUTING_TO_IDLE) {
1457                if (mPortStatus[kPortIndexInput] == ENABLED
1458                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1459                    CODEC_LOGV("Finished flushing both ports, now completing "
1460                         "transition from EXECUTING to IDLE.");
1461
1462                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1463                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1464
1465                    status_t err =
1466                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1467                    CHECK_EQ(err, OK);
1468                }
1469            } else {
1470                // We're flushing both ports in preparation for seeking.
1471
1472                if (mPortStatus[kPortIndexInput] == ENABLED
1473                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1474                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1475                         " seek-time.");
1476
1477                    // Clear this flag in case the decoder sent us either
1478                    // the EVENT_BUFFER_FLAG(1) or an output buffer with
1479                    // the EOS flag set _while_ flushing. Since we're going
1480                    // to submit "fresh" input data now, this flag no longer
1481                    // applies to our future.
1482                    mNoMoreOutputData = false;
1483
1484                    drainInputBuffers();
1485                    fillOutputBuffers();
1486                }
1487            }
1488
1489            break;
1490        }
1491
1492        default:
1493        {
1494            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1495            break;
1496        }
1497    }
1498}
1499
1500void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1501    switch (newState) {
1502        case OMX_StateIdle:
1503        {
1504            CODEC_LOGV("Now Idle.");
1505            if (mState == LOADED_TO_IDLE) {
1506                status_t err = mOMX->sendCommand(
1507                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1508
1509                CHECK_EQ(err, OK);
1510
1511                setState(IDLE_TO_EXECUTING);
1512            } else {
1513                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1514
1515                CHECK_EQ(
1516                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1517                    mPortBuffers[kPortIndexInput].size());
1518
1519                CHECK_EQ(
1520                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1521                    mPortBuffers[kPortIndexOutput].size());
1522
1523                status_t err = mOMX->sendCommand(
1524                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1525
1526                CHECK_EQ(err, OK);
1527
1528                err = freeBuffersOnPort(kPortIndexInput);
1529                CHECK_EQ(err, OK);
1530
1531                err = freeBuffersOnPort(kPortIndexOutput);
1532                CHECK_EQ(err, OK);
1533
1534                mPortStatus[kPortIndexInput] = ENABLED;
1535                mPortStatus[kPortIndexOutput] = ENABLED;
1536
1537                setState(IDLE_TO_LOADED);
1538            }
1539            break;
1540        }
1541
1542        case OMX_StateExecuting:
1543        {
1544            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1545
1546            CODEC_LOGV("Now Executing.");
1547
1548            setState(EXECUTING);
1549
1550            // Buffers will be submitted to the component in the first
1551            // call to OMXCodec::read as mInitialBufferSubmit is true at
1552            // this point. This ensures that this on_message call returns,
1553            // releases the lock and ::init can notice the state change and
1554            // itself return.
1555            break;
1556        }
1557
1558        case OMX_StateLoaded:
1559        {
1560            CHECK_EQ(mState, IDLE_TO_LOADED);
1561
1562            CODEC_LOGV("Now Loaded.");
1563
1564            setState(LOADED);
1565            break;
1566        }
1567
1568        default:
1569        {
1570            CHECK(!"should not be here.");
1571            break;
1572        }
1573    }
1574}
1575
1576// static
1577size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1578    size_t n = 0;
1579    for (size_t i = 0; i < buffers.size(); ++i) {
1580        if (!buffers[i].mOwnedByComponent) {
1581            ++n;
1582        }
1583    }
1584
1585    return n;
1586}
1587
1588status_t OMXCodec::freeBuffersOnPort(
1589        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1590    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1591
1592    status_t stickyErr = OK;
1593
1594    for (size_t i = buffers->size(); i-- > 0;) {
1595        BufferInfo *info = &buffers->editItemAt(i);
1596
1597        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1598            continue;
1599        }
1600
1601        CHECK_EQ(info->mOwnedByComponent, false);
1602
1603        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1604
1605        status_t err =
1606            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1607
1608        if (err != OK) {
1609            stickyErr = err;
1610        }
1611
1612        if (info->mMediaBuffer != NULL) {
1613            info->mMediaBuffer->setObserver(NULL);
1614
1615            // Make sure nobody but us owns this buffer at this point.
1616            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1617
1618            info->mMediaBuffer->release();
1619        }
1620
1621        buffers->removeAt(i);
1622    }
1623
1624    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1625
1626    return stickyErr;
1627}
1628
1629void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1630    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1631
1632    CHECK_EQ(mState, EXECUTING);
1633    CHECK_EQ(portIndex, kPortIndexOutput);
1634    setState(RECONFIGURING);
1635
1636    if (mQuirks & kNeedsFlushBeforeDisable) {
1637        if (!flushPortAsync(portIndex)) {
1638            onCmdComplete(OMX_CommandFlush, portIndex);
1639        }
1640    } else {
1641        disablePortAsync(portIndex);
1642    }
1643}
1644
1645bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1646    CHECK(mState == EXECUTING || mState == RECONFIGURING
1647            || mState == EXECUTING_TO_IDLE);
1648
1649    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1650         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1651         mPortBuffers[portIndex].size());
1652
1653    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1654    mPortStatus[portIndex] = SHUTTING_DOWN;
1655
1656    if ((mQuirks & kRequiresFlushCompleteEmulation)
1657        && countBuffersWeOwn(mPortBuffers[portIndex])
1658                == mPortBuffers[portIndex].size()) {
1659        // No flush is necessary and this component fails to send a
1660        // flush-complete event in this case.
1661
1662        return false;
1663    }
1664
1665    status_t err =
1666        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1667    CHECK_EQ(err, OK);
1668
1669    return true;
1670}
1671
1672void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1673    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1674
1675    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1676    mPortStatus[portIndex] = DISABLING;
1677
1678    status_t err =
1679        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1680    CHECK_EQ(err, OK);
1681
1682    freeBuffersOnPort(portIndex, true);
1683}
1684
1685void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1686    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1687
1688    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1689    mPortStatus[portIndex] = ENABLING;
1690
1691    status_t err =
1692        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1693    CHECK_EQ(err, OK);
1694}
1695
1696void OMXCodec::fillOutputBuffers() {
1697    CHECK_EQ(mState, EXECUTING);
1698
1699    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1700    for (size_t i = 0; i < buffers->size(); ++i) {
1701        fillOutputBuffer(&buffers->editItemAt(i));
1702    }
1703}
1704
1705void OMXCodec::drainInputBuffers() {
1706    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1707
1708    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1709    for (size_t i = 0; i < buffers->size(); ++i) {
1710        drainInputBuffer(&buffers->editItemAt(i));
1711    }
1712}
1713
1714void OMXCodec::drainInputBuffer(BufferInfo *info) {
1715    CHECK_EQ(info->mOwnedByComponent, false);
1716
1717    if (mSignalledEOS) {
1718        return;
1719    }
1720
1721    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1722        const CodecSpecificData *specific =
1723            mCodecSpecificData[mCodecSpecificDataIndex];
1724
1725        size_t size = specific->mSize;
1726
1727        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1728                && !(mQuirks & kWantsNALFragments)) {
1729            static const uint8_t kNALStartCode[4] =
1730                    { 0x00, 0x00, 0x00, 0x01 };
1731
1732            CHECK(info->mMem->size() >= specific->mSize + 4);
1733
1734            size += 4;
1735
1736            memcpy(info->mMem->pointer(), kNALStartCode, 4);
1737            memcpy((uint8_t *)info->mMem->pointer() + 4,
1738                   specific->mData, specific->mSize);
1739        } else {
1740            CHECK(info->mMem->size() >= specific->mSize);
1741            memcpy(info->mMem->pointer(), specific->mData, specific->mSize);
1742        }
1743
1744        status_t err = mOMX->emptyBuffer(
1745                mNode, info->mBuffer, 0, size,
1746                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1747                0);
1748        CHECK_EQ(err, OK);
1749
1750        info->mOwnedByComponent = true;
1751
1752        ++mCodecSpecificDataIndex;
1753        return;
1754    }
1755
1756    MediaBuffer *srcBuffer;
1757    status_t err;
1758    if (mSeekTimeUs >= 0) {
1759        MediaSource::ReadOptions options;
1760        options.setSeekTo(mSeekTimeUs);
1761        mSeekTimeUs = -1;
1762
1763        err = mSource->read(&srcBuffer, &options);
1764    } else {
1765        err = mSource->read(&srcBuffer);
1766    }
1767
1768    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1769    OMX_TICKS timestampUs = 0;
1770    size_t srcLength = 0;
1771
1772    if (err != OK) {
1773        CODEC_LOGV("signalling end of input stream.");
1774        flags |= OMX_BUFFERFLAG_EOS;
1775
1776        mSignalledEOS = true;
1777    } else {
1778        srcLength = srcBuffer->range_length();
1779
1780        if (info->mMem->size() < srcLength) {
1781            LOGE("info->mMem->size() = %d, srcLength = %d",
1782                 info->mMem->size(), srcLength);
1783        }
1784        CHECK(info->mMem->size() >= srcLength);
1785        memcpy(info->mMem->pointer(),
1786               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1787               srcLength);
1788
1789        if (srcBuffer->meta_data()->findInt64(kKeyTime, &timestampUs)) {
1790            CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d)",
1791                 info->mBuffer, srcLength);
1792            CODEC_LOGV("Calling emptyBuffer with timestamp %lld us (%.2f secs)",
1793                 timestampUs, timestampUs / 1E6);
1794        }
1795    }
1796
1797    if (srcBuffer != NULL) {
1798        srcBuffer->release();
1799        srcBuffer = NULL;
1800    }
1801
1802    err = mOMX->emptyBuffer(
1803            mNode, info->mBuffer, 0, srcLength,
1804            flags, timestampUs);
1805
1806    if (err != OK) {
1807        setState(ERROR);
1808        return;
1809    }
1810
1811    info->mOwnedByComponent = true;
1812
1813    // This component does not ever signal the EOS flag on output buffers,
1814    // Thanks for nothing.
1815    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
1816        mNoMoreOutputData = true;
1817        mBufferFilled.signal();
1818    }
1819}
1820
1821void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1822    CHECK_EQ(info->mOwnedByComponent, false);
1823
1824    if (mNoMoreOutputData) {
1825        CODEC_LOGV("There is no more output data available, not "
1826             "calling fillOutputBuffer");
1827        return;
1828    }
1829
1830    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1831    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
1832    CHECK_EQ(err, OK);
1833
1834    info->mOwnedByComponent = true;
1835}
1836
1837void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1838    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1839    for (size_t i = 0; i < buffers->size(); ++i) {
1840        if ((*buffers)[i].mBuffer == buffer) {
1841            drainInputBuffer(&buffers->editItemAt(i));
1842            return;
1843        }
1844    }
1845
1846    CHECK(!"should not be here.");
1847}
1848
1849void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1850    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1851    for (size_t i = 0; i < buffers->size(); ++i) {
1852        if ((*buffers)[i].mBuffer == buffer) {
1853            fillOutputBuffer(&buffers->editItemAt(i));
1854            return;
1855        }
1856    }
1857
1858    CHECK(!"should not be here.");
1859}
1860
1861void OMXCodec::setState(State newState) {
1862    mState = newState;
1863    mAsyncCompletion.signal();
1864
1865    // This may cause some spurious wakeups but is necessary to
1866    // unblock the reader if we enter ERROR state.
1867    mBufferFilled.signal();
1868}
1869
1870void OMXCodec::setRawAudioFormat(
1871        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1872    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1873    InitOMXParams(&pcmParams);
1874    pcmParams.nPortIndex = portIndex;
1875
1876    status_t err = mOMX->getParameter(
1877            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1878
1879    CHECK_EQ(err, OK);
1880
1881    pcmParams.nChannels = numChannels;
1882    pcmParams.eNumData = OMX_NumericalDataSigned;
1883    pcmParams.bInterleaved = OMX_TRUE;
1884    pcmParams.nBitPerSample = 16;
1885    pcmParams.nSamplingRate = sampleRate;
1886    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1887
1888    if (numChannels == 1) {
1889        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
1890    } else {
1891        CHECK_EQ(numChannels, 2);
1892
1893        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
1894        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
1895    }
1896
1897    err = mOMX->setParameter(
1898            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1899
1900    CHECK_EQ(err, OK);
1901}
1902
1903void OMXCodec::setAMRFormat(bool isWAMR) {
1904    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
1905
1906    OMX_AUDIO_PARAM_AMRTYPE def;
1907    InitOMXParams(&def);
1908    def.nPortIndex = portIndex;
1909
1910    status_t err =
1911        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1912
1913    CHECK_EQ(err, OK);
1914
1915    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1916    def.eAMRBandMode =
1917        isWAMR ? OMX_AUDIO_AMRBandModeWB0 : OMX_AUDIO_AMRBandModeNB0;
1918
1919    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1920    CHECK_EQ(err, OK);
1921
1922    ////////////////////////
1923
1924    if (mIsEncoder) {
1925        sp<MetaData> format = mSource->getFormat();
1926        int32_t sampleRate;
1927        int32_t numChannels;
1928        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1929        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1930
1931        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1932    }
1933}
1934
1935void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
1936    if (mIsEncoder) {
1937        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1938    } else {
1939        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1940        InitOMXParams(&profile);
1941        profile.nPortIndex = kPortIndexInput;
1942
1943        status_t err = mOMX->getParameter(
1944                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1945        CHECK_EQ(err, OK);
1946
1947        profile.nChannels = numChannels;
1948        profile.nSampleRate = sampleRate;
1949        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
1950
1951        err = mOMX->setParameter(
1952                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1953        CHECK_EQ(err, OK);
1954    }
1955}
1956
1957void OMXCodec::setImageOutputFormat(
1958        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
1959    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
1960
1961#if 0
1962    OMX_INDEXTYPE index;
1963    status_t err = mOMX->get_extension_index(
1964            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
1965    CHECK_EQ(err, OK);
1966
1967    err = mOMX->set_config(mNode, index, &format, sizeof(format));
1968    CHECK_EQ(err, OK);
1969#endif
1970
1971    OMX_PARAM_PORTDEFINITIONTYPE def;
1972    InitOMXParams(&def);
1973    def.nPortIndex = kPortIndexOutput;
1974
1975    status_t err = mOMX->getParameter(
1976            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1977    CHECK_EQ(err, OK);
1978
1979    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1980
1981    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1982
1983    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
1984    imageDef->eColorFormat = format;
1985    imageDef->nFrameWidth = width;
1986    imageDef->nFrameHeight = height;
1987
1988    switch (format) {
1989        case OMX_COLOR_FormatYUV420PackedPlanar:
1990        case OMX_COLOR_FormatYUV411Planar:
1991        {
1992            def.nBufferSize = (width * height * 3) / 2;
1993            break;
1994        }
1995
1996        case OMX_COLOR_FormatCbYCrY:
1997        {
1998            def.nBufferSize = width * height * 2;
1999            break;
2000        }
2001
2002        case OMX_COLOR_Format32bitARGB8888:
2003        {
2004            def.nBufferSize = width * height * 4;
2005            break;
2006        }
2007
2008        case OMX_COLOR_Format16bitARGB4444:
2009        case OMX_COLOR_Format16bitARGB1555:
2010        case OMX_COLOR_Format16bitRGB565:
2011        case OMX_COLOR_Format16bitBGR565:
2012        {
2013            def.nBufferSize = width * height * 2;
2014            break;
2015        }
2016
2017        default:
2018            CHECK(!"Should not be here. Unknown color format.");
2019            break;
2020    }
2021
2022    def.nBufferCountActual = def.nBufferCountMin;
2023
2024    err = mOMX->setParameter(
2025            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2026    CHECK_EQ(err, OK);
2027}
2028
2029void OMXCodec::setJPEGInputFormat(
2030        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2031    OMX_PARAM_PORTDEFINITIONTYPE def;
2032    InitOMXParams(&def);
2033    def.nPortIndex = kPortIndexInput;
2034
2035    status_t err = mOMX->getParameter(
2036            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2037    CHECK_EQ(err, OK);
2038
2039    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2040    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2041
2042    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2043    imageDef->nFrameWidth = width;
2044    imageDef->nFrameHeight = height;
2045
2046    def.nBufferSize = compressedSize;
2047    def.nBufferCountActual = def.nBufferCountMin;
2048
2049    err = mOMX->setParameter(
2050            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2051    CHECK_EQ(err, OK);
2052}
2053
2054void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2055    CodecSpecificData *specific =
2056        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2057
2058    specific->mSize = size;
2059    memcpy(specific->mData, data, size);
2060
2061    mCodecSpecificData.push(specific);
2062}
2063
2064void OMXCodec::clearCodecSpecificData() {
2065    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2066        free(mCodecSpecificData.editItemAt(i));
2067    }
2068    mCodecSpecificData.clear();
2069    mCodecSpecificDataIndex = 0;
2070}
2071
2072status_t OMXCodec::start(MetaData *) {
2073    Mutex::Autolock autoLock(mLock);
2074
2075    if (mState != LOADED) {
2076        return UNKNOWN_ERROR;
2077    }
2078
2079    sp<MetaData> params = new MetaData;
2080    if (mQuirks & kWantsNALFragments) {
2081        params->setInt32(kKeyWantsNALFragments, true);
2082    }
2083    status_t err = mSource->start(params.get());
2084
2085    if (err != OK) {
2086        return err;
2087    }
2088
2089    mCodecSpecificDataIndex = 0;
2090    mInitialBufferSubmit = true;
2091    mSignalledEOS = false;
2092    mNoMoreOutputData = false;
2093    mOutputPortSettingsHaveChanged = false;
2094    mSeekTimeUs = -1;
2095    mFilledBuffers.clear();
2096
2097    return init();
2098}
2099
2100status_t OMXCodec::stop() {
2101    CODEC_LOGV("stop");
2102
2103    Mutex::Autolock autoLock(mLock);
2104
2105    while (isIntermediateState(mState)) {
2106        mAsyncCompletion.wait(mLock);
2107    }
2108
2109    switch (mState) {
2110        case LOADED:
2111        case ERROR:
2112            break;
2113
2114        case EXECUTING:
2115        {
2116            setState(EXECUTING_TO_IDLE);
2117
2118            if (mQuirks & kRequiresFlushBeforeShutdown) {
2119                CODEC_LOGV("This component requires a flush before transitioning "
2120                     "from EXECUTING to IDLE...");
2121
2122                bool emulateInputFlushCompletion =
2123                    !flushPortAsync(kPortIndexInput);
2124
2125                bool emulateOutputFlushCompletion =
2126                    !flushPortAsync(kPortIndexOutput);
2127
2128                if (emulateInputFlushCompletion) {
2129                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2130                }
2131
2132                if (emulateOutputFlushCompletion) {
2133                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2134                }
2135            } else {
2136                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2137                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2138
2139                status_t err =
2140                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2141                CHECK_EQ(err, OK);
2142            }
2143
2144            while (mState != LOADED && mState != ERROR) {
2145                mAsyncCompletion.wait(mLock);
2146            }
2147
2148            break;
2149        }
2150
2151        default:
2152        {
2153            CHECK(!"should not be here.");
2154            break;
2155        }
2156    }
2157
2158    mSource->stop();
2159
2160    return OK;
2161}
2162
2163sp<MetaData> OMXCodec::getFormat() {
2164    Mutex::Autolock autoLock(mLock);
2165
2166    return mOutputFormat;
2167}
2168
2169status_t OMXCodec::read(
2170        MediaBuffer **buffer, const ReadOptions *options) {
2171    *buffer = NULL;
2172
2173    Mutex::Autolock autoLock(mLock);
2174
2175    if (mState != EXECUTING && mState != RECONFIGURING) {
2176        return UNKNOWN_ERROR;
2177    }
2178
2179    bool seeking = false;
2180    int64_t seekTimeUs;
2181    if (options && options->getSeekTo(&seekTimeUs)) {
2182        seeking = true;
2183    }
2184
2185    if (mInitialBufferSubmit) {
2186        mInitialBufferSubmit = false;
2187
2188        if (seeking) {
2189            CHECK(seekTimeUs >= 0);
2190            mSeekTimeUs = seekTimeUs;
2191
2192            // There's no reason to trigger the code below, there's
2193            // nothing to flush yet.
2194            seeking = false;
2195        }
2196
2197        drainInputBuffers();
2198
2199        if (mState == EXECUTING) {
2200            // Otherwise mState == RECONFIGURING and this code will trigger
2201            // after the output port is reenabled.
2202            fillOutputBuffers();
2203        }
2204    }
2205
2206    if (seeking) {
2207        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2208
2209        mSignalledEOS = false;
2210        mNoMoreOutputData = false;
2211
2212        CHECK(seekTimeUs >= 0);
2213        mSeekTimeUs = seekTimeUs;
2214
2215        mFilledBuffers.clear();
2216
2217        CHECK_EQ(mState, EXECUTING);
2218
2219        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2220        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2221
2222        if (emulateInputFlushCompletion) {
2223            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2224        }
2225
2226        if (emulateOutputFlushCompletion) {
2227            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2228        }
2229    }
2230
2231    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2232        mBufferFilled.wait(mLock);
2233    }
2234
2235    if (mState == ERROR) {
2236        return UNKNOWN_ERROR;
2237    }
2238
2239    if (mFilledBuffers.empty()) {
2240        return ERROR_END_OF_STREAM;
2241    }
2242
2243    if (mOutputPortSettingsHaveChanged) {
2244        mOutputPortSettingsHaveChanged = false;
2245
2246        return INFO_FORMAT_CHANGED;
2247    }
2248
2249    size_t index = *mFilledBuffers.begin();
2250    mFilledBuffers.erase(mFilledBuffers.begin());
2251
2252    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2253    info->mMediaBuffer->add_ref();
2254    *buffer = info->mMediaBuffer;
2255
2256    return OK;
2257}
2258
2259void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2260    Mutex::Autolock autoLock(mLock);
2261
2262    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2263    for (size_t i = 0; i < buffers->size(); ++i) {
2264        BufferInfo *info = &buffers->editItemAt(i);
2265
2266        if (info->mMediaBuffer == buffer) {
2267            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2268            fillOutputBuffer(info);
2269            return;
2270        }
2271    }
2272
2273    CHECK(!"should not be here.");
2274}
2275
2276static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2277    static const char *kNames[] = {
2278        "OMX_IMAGE_CodingUnused",
2279        "OMX_IMAGE_CodingAutoDetect",
2280        "OMX_IMAGE_CodingJPEG",
2281        "OMX_IMAGE_CodingJPEG2K",
2282        "OMX_IMAGE_CodingEXIF",
2283        "OMX_IMAGE_CodingTIFF",
2284        "OMX_IMAGE_CodingGIF",
2285        "OMX_IMAGE_CodingPNG",
2286        "OMX_IMAGE_CodingLZW",
2287        "OMX_IMAGE_CodingBMP",
2288    };
2289
2290    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2291
2292    if (type < 0 || (size_t)type >= numNames) {
2293        return "UNKNOWN";
2294    } else {
2295        return kNames[type];
2296    }
2297}
2298
2299static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2300    static const char *kNames[] = {
2301        "OMX_COLOR_FormatUnused",
2302        "OMX_COLOR_FormatMonochrome",
2303        "OMX_COLOR_Format8bitRGB332",
2304        "OMX_COLOR_Format12bitRGB444",
2305        "OMX_COLOR_Format16bitARGB4444",
2306        "OMX_COLOR_Format16bitARGB1555",
2307        "OMX_COLOR_Format16bitRGB565",
2308        "OMX_COLOR_Format16bitBGR565",
2309        "OMX_COLOR_Format18bitRGB666",
2310        "OMX_COLOR_Format18bitARGB1665",
2311        "OMX_COLOR_Format19bitARGB1666",
2312        "OMX_COLOR_Format24bitRGB888",
2313        "OMX_COLOR_Format24bitBGR888",
2314        "OMX_COLOR_Format24bitARGB1887",
2315        "OMX_COLOR_Format25bitARGB1888",
2316        "OMX_COLOR_Format32bitBGRA8888",
2317        "OMX_COLOR_Format32bitARGB8888",
2318        "OMX_COLOR_FormatYUV411Planar",
2319        "OMX_COLOR_FormatYUV411PackedPlanar",
2320        "OMX_COLOR_FormatYUV420Planar",
2321        "OMX_COLOR_FormatYUV420PackedPlanar",
2322        "OMX_COLOR_FormatYUV420SemiPlanar",
2323        "OMX_COLOR_FormatYUV422Planar",
2324        "OMX_COLOR_FormatYUV422PackedPlanar",
2325        "OMX_COLOR_FormatYUV422SemiPlanar",
2326        "OMX_COLOR_FormatYCbYCr",
2327        "OMX_COLOR_FormatYCrYCb",
2328        "OMX_COLOR_FormatCbYCrY",
2329        "OMX_COLOR_FormatCrYCbY",
2330        "OMX_COLOR_FormatYUV444Interleaved",
2331        "OMX_COLOR_FormatRawBayer8bit",
2332        "OMX_COLOR_FormatRawBayer10bit",
2333        "OMX_COLOR_FormatRawBayer8bitcompressed",
2334        "OMX_COLOR_FormatL2",
2335        "OMX_COLOR_FormatL4",
2336        "OMX_COLOR_FormatL8",
2337        "OMX_COLOR_FormatL16",
2338        "OMX_COLOR_FormatL24",
2339        "OMX_COLOR_FormatL32",
2340        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2341        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2342        "OMX_COLOR_Format18BitBGR666",
2343        "OMX_COLOR_Format24BitARGB6666",
2344        "OMX_COLOR_Format24BitABGR6666",
2345    };
2346
2347    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2348
2349    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2350        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2351    } else if (type < 0 || (size_t)type >= numNames) {
2352        return "UNKNOWN";
2353    } else {
2354        return kNames[type];
2355    }
2356}
2357
2358static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2359    static const char *kNames[] = {
2360        "OMX_VIDEO_CodingUnused",
2361        "OMX_VIDEO_CodingAutoDetect",
2362        "OMX_VIDEO_CodingMPEG2",
2363        "OMX_VIDEO_CodingH263",
2364        "OMX_VIDEO_CodingMPEG4",
2365        "OMX_VIDEO_CodingWMV",
2366        "OMX_VIDEO_CodingRV",
2367        "OMX_VIDEO_CodingAVC",
2368        "OMX_VIDEO_CodingMJPEG",
2369    };
2370
2371    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2372
2373    if (type < 0 || (size_t)type >= numNames) {
2374        return "UNKNOWN";
2375    } else {
2376        return kNames[type];
2377    }
2378}
2379
2380static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2381    static const char *kNames[] = {
2382        "OMX_AUDIO_CodingUnused",
2383        "OMX_AUDIO_CodingAutoDetect",
2384        "OMX_AUDIO_CodingPCM",
2385        "OMX_AUDIO_CodingADPCM",
2386        "OMX_AUDIO_CodingAMR",
2387        "OMX_AUDIO_CodingGSMFR",
2388        "OMX_AUDIO_CodingGSMEFR",
2389        "OMX_AUDIO_CodingGSMHR",
2390        "OMX_AUDIO_CodingPDCFR",
2391        "OMX_AUDIO_CodingPDCEFR",
2392        "OMX_AUDIO_CodingPDCHR",
2393        "OMX_AUDIO_CodingTDMAFR",
2394        "OMX_AUDIO_CodingTDMAEFR",
2395        "OMX_AUDIO_CodingQCELP8",
2396        "OMX_AUDIO_CodingQCELP13",
2397        "OMX_AUDIO_CodingEVRC",
2398        "OMX_AUDIO_CodingSMV",
2399        "OMX_AUDIO_CodingG711",
2400        "OMX_AUDIO_CodingG723",
2401        "OMX_AUDIO_CodingG726",
2402        "OMX_AUDIO_CodingG729",
2403        "OMX_AUDIO_CodingAAC",
2404        "OMX_AUDIO_CodingMP3",
2405        "OMX_AUDIO_CodingSBC",
2406        "OMX_AUDIO_CodingVORBIS",
2407        "OMX_AUDIO_CodingWMA",
2408        "OMX_AUDIO_CodingRA",
2409        "OMX_AUDIO_CodingMIDI",
2410    };
2411
2412    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2413
2414    if (type < 0 || (size_t)type >= numNames) {
2415        return "UNKNOWN";
2416    } else {
2417        return kNames[type];
2418    }
2419}
2420
2421static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2422    static const char *kNames[] = {
2423        "OMX_AUDIO_PCMModeLinear",
2424        "OMX_AUDIO_PCMModeALaw",
2425        "OMX_AUDIO_PCMModeMULaw",
2426    };
2427
2428    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2429
2430    if (type < 0 || (size_t)type >= numNames) {
2431        return "UNKNOWN";
2432    } else {
2433        return kNames[type];
2434    }
2435}
2436
2437static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2438    static const char *kNames[] = {
2439        "OMX_AUDIO_AMRBandModeUnused",
2440        "OMX_AUDIO_AMRBandModeNB0",
2441        "OMX_AUDIO_AMRBandModeNB1",
2442        "OMX_AUDIO_AMRBandModeNB2",
2443        "OMX_AUDIO_AMRBandModeNB3",
2444        "OMX_AUDIO_AMRBandModeNB4",
2445        "OMX_AUDIO_AMRBandModeNB5",
2446        "OMX_AUDIO_AMRBandModeNB6",
2447        "OMX_AUDIO_AMRBandModeNB7",
2448        "OMX_AUDIO_AMRBandModeWB0",
2449        "OMX_AUDIO_AMRBandModeWB1",
2450        "OMX_AUDIO_AMRBandModeWB2",
2451        "OMX_AUDIO_AMRBandModeWB3",
2452        "OMX_AUDIO_AMRBandModeWB4",
2453        "OMX_AUDIO_AMRBandModeWB5",
2454        "OMX_AUDIO_AMRBandModeWB6",
2455        "OMX_AUDIO_AMRBandModeWB7",
2456        "OMX_AUDIO_AMRBandModeWB8",
2457    };
2458
2459    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2460
2461    if (type < 0 || (size_t)type >= numNames) {
2462        return "UNKNOWN";
2463    } else {
2464        return kNames[type];
2465    }
2466}
2467
2468static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2469    static const char *kNames[] = {
2470        "OMX_AUDIO_AMRFrameFormatConformance",
2471        "OMX_AUDIO_AMRFrameFormatIF1",
2472        "OMX_AUDIO_AMRFrameFormatIF2",
2473        "OMX_AUDIO_AMRFrameFormatFSF",
2474        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2475        "OMX_AUDIO_AMRFrameFormatITU",
2476    };
2477
2478    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2479
2480    if (type < 0 || (size_t)type >= numNames) {
2481        return "UNKNOWN";
2482    } else {
2483        return kNames[type];
2484    }
2485}
2486
2487void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2488    OMX_PARAM_PORTDEFINITIONTYPE def;
2489    InitOMXParams(&def);
2490    def.nPortIndex = portIndex;
2491
2492    status_t err = mOMX->getParameter(
2493            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2494    CHECK_EQ(err, OK);
2495
2496    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2497
2498    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2499          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2500
2501    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2502    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2503    printf("  nBufferSize = %ld\n", def.nBufferSize);
2504
2505    switch (def.eDomain) {
2506        case OMX_PortDomainImage:
2507        {
2508            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2509
2510            printf("\n");
2511            printf("  // Image\n");
2512            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2513            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2514            printf("  nStride = %ld\n", imageDef->nStride);
2515
2516            printf("  eCompressionFormat = %s\n",
2517                   imageCompressionFormatString(imageDef->eCompressionFormat));
2518
2519            printf("  eColorFormat = %s\n",
2520                   colorFormatString(imageDef->eColorFormat));
2521
2522            break;
2523        }
2524
2525        case OMX_PortDomainVideo:
2526        {
2527            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2528
2529            printf("\n");
2530            printf("  // Video\n");
2531            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2532            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2533            printf("  nStride = %ld\n", videoDef->nStride);
2534
2535            printf("  eCompressionFormat = %s\n",
2536                   videoCompressionFormatString(videoDef->eCompressionFormat));
2537
2538            printf("  eColorFormat = %s\n",
2539                   colorFormatString(videoDef->eColorFormat));
2540
2541            break;
2542        }
2543
2544        case OMX_PortDomainAudio:
2545        {
2546            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2547
2548            printf("\n");
2549            printf("  // Audio\n");
2550            printf("  eEncoding = %s\n",
2551                   audioCodingTypeString(audioDef->eEncoding));
2552
2553            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2554                OMX_AUDIO_PARAM_PCMMODETYPE params;
2555                InitOMXParams(&params);
2556                params.nPortIndex = portIndex;
2557
2558                err = mOMX->getParameter(
2559                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2560                CHECK_EQ(err, OK);
2561
2562                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2563                printf("  nChannels = %ld\n", params.nChannels);
2564                printf("  bInterleaved = %d\n", params.bInterleaved);
2565                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2566
2567                printf("  eNumData = %s\n",
2568                       params.eNumData == OMX_NumericalDataSigned
2569                        ? "signed" : "unsigned");
2570
2571                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2572            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2573                OMX_AUDIO_PARAM_AMRTYPE amr;
2574                InitOMXParams(&amr);
2575                amr.nPortIndex = portIndex;
2576
2577                err = mOMX->getParameter(
2578                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2579                CHECK_EQ(err, OK);
2580
2581                printf("  nChannels = %ld\n", amr.nChannels);
2582                printf("  eAMRBandMode = %s\n",
2583                        amrBandModeString(amr.eAMRBandMode));
2584                printf("  eAMRFrameFormat = %s\n",
2585                        amrFrameFormatString(amr.eAMRFrameFormat));
2586            }
2587
2588            break;
2589        }
2590
2591        default:
2592        {
2593            printf("  // Unknown\n");
2594            break;
2595        }
2596    }
2597
2598    printf("}\n");
2599}
2600
2601void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2602    mOutputFormat = new MetaData;
2603    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2604
2605    OMX_PARAM_PORTDEFINITIONTYPE def;
2606    InitOMXParams(&def);
2607    def.nPortIndex = kPortIndexOutput;
2608
2609    status_t err = mOMX->getParameter(
2610            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2611    CHECK_EQ(err, OK);
2612
2613    switch (def.eDomain) {
2614        case OMX_PortDomainImage:
2615        {
2616            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2617            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2618
2619            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2620            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2621            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2622            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2623            break;
2624        }
2625
2626        case OMX_PortDomainAudio:
2627        {
2628            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2629
2630            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2631                OMX_AUDIO_PARAM_PCMMODETYPE params;
2632                InitOMXParams(&params);
2633                params.nPortIndex = kPortIndexOutput;
2634
2635                err = mOMX->getParameter(
2636                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2637                CHECK_EQ(err, OK);
2638
2639                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2640                CHECK_EQ(params.nBitPerSample, 16);
2641                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2642
2643                int32_t numChannels, sampleRate;
2644                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2645                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2646
2647                if ((OMX_U32)numChannels != params.nChannels) {
2648                    LOGW("Codec outputs a different number of channels than "
2649                         "the input stream contains.");
2650                }
2651
2652                mOutputFormat->setCString(
2653                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2654
2655                // Use the codec-advertised number of channels, as some
2656                // codecs appear to output stereo even if the input data is
2657                // mono.
2658                mOutputFormat->setInt32(kKeyChannelCount, params.nChannels);
2659
2660                // The codec-reported sampleRate is not reliable...
2661                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2662            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2663                OMX_AUDIO_PARAM_AMRTYPE amr;
2664                InitOMXParams(&amr);
2665                amr.nPortIndex = kPortIndexOutput;
2666
2667                err = mOMX->getParameter(
2668                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2669                CHECK_EQ(err, OK);
2670
2671                CHECK_EQ(amr.nChannels, 1);
2672                mOutputFormat->setInt32(kKeyChannelCount, 1);
2673
2674                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2675                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2676                    mOutputFormat->setCString(
2677                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2678                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2679                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2680                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2681                    mOutputFormat->setCString(
2682                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2683                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2684                } else {
2685                    CHECK(!"Unknown AMR band mode.");
2686                }
2687            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2688                mOutputFormat->setCString(
2689                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2690            } else {
2691                CHECK(!"Should not be here. Unknown audio encoding.");
2692            }
2693            break;
2694        }
2695
2696        case OMX_PortDomainVideo:
2697        {
2698            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2699
2700            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2701                mOutputFormat->setCString(
2702                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2703            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2704                mOutputFormat->setCString(
2705                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2706            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2707                mOutputFormat->setCString(
2708                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2709            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2710                mOutputFormat->setCString(
2711                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2712            } else {
2713                CHECK(!"Unknown compression format.");
2714            }
2715
2716            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2717                // This component appears to be lying to me.
2718                mOutputFormat->setInt32(
2719                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2720                mOutputFormat->setInt32(
2721                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2722            } else {
2723                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2724                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2725            }
2726
2727            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2728            break;
2729        }
2730
2731        default:
2732        {
2733            CHECK(!"should not be here, neither audio nor video.");
2734            break;
2735        }
2736    }
2737}
2738
2739////////////////////////////////////////////////////////////////////////////////
2740
2741status_t QueryCodecs(
2742        const sp<IOMX> &omx,
2743        const char *mime, bool queryDecoders,
2744        Vector<CodecCapabilities> *results) {
2745    results->clear();
2746
2747    for (int index = 0;; ++index) {
2748        const char *componentName;
2749
2750        if (!queryDecoders) {
2751            componentName = GetCodec(
2752                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2753                    mime, index);
2754        } else {
2755            componentName = GetCodec(
2756                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2757                    mime, index);
2758        }
2759
2760        if (!componentName) {
2761            return OK;
2762        }
2763
2764        sp<OMXCodecObserver> observer = new OMXCodecObserver;
2765        IOMX::node_id node;
2766        status_t err = omx->allocateNode(componentName, observer, &node);
2767
2768        if (err != OK) {
2769            continue;
2770        }
2771
2772        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2773
2774        results->push();
2775        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2776        caps->mComponentName = componentName;
2777
2778        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2779        InitOMXParams(&param);
2780
2781        param.nPortIndex = queryDecoders ? 0 : 1;
2782
2783        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2784            err = omx->getParameter(
2785                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2786                    &param, sizeof(param));
2787
2788            if (err != OK) {
2789                break;
2790            }
2791
2792            CodecProfileLevel profileLevel;
2793            profileLevel.mProfile = param.eProfile;
2794            profileLevel.mLevel = param.eLevel;
2795
2796            caps->mProfileLevels.push(profileLevel);
2797        }
2798
2799        CHECK_EQ(omx->freeNode(node), OK);
2800    }
2801}
2802
2803}  // namespace android
2804