OMXCodec.cpp revision b25e2a948c8b5a96e284069a908c2fddb49efc48 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17//#define LOG_NDEBUG 0
18#define LOG_TAG "OMXCodec"
19#include <utils/Log.h>
20
21#include "include/AACDecoder.h"
22#include "include/AMRNBDecoder.h"
23#include "include/AMRNBEncoder.h"
24#include "include/AMRWBDecoder.h"
25#include "include/AVCDecoder.h"
26#include "include/M4vH263Decoder.h"
27#include "include/MP3Decoder.h"
28
29#include "include/ESDS.h"
30
31#include <binder/IServiceManager.h>
32#include <binder/MemoryDealer.h>
33#include <binder/ProcessState.h>
34#include <media/IMediaPlayerService.h>
35#include <media/stagefright/MediaBuffer.h>
36#include <media/stagefright/MediaBufferGroup.h>
37#include <media/stagefright/MediaDebug.h>
38#include <media/stagefright/MediaDefs.h>
39#include <media/stagefright/MediaExtractor.h>
40#include <media/stagefright/MetaData.h>
41#include <media/stagefright/OMXCodec.h>
42#include <media/stagefright/Utils.h>
43#include <utils/Vector.h>
44
45#include <OMX_Audio.h>
46#include <OMX_Component.h>
47
48namespace android {
49
50static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
51
52struct CodecInfo {
53    const char *mime;
54    const char *codec;
55};
56
57#define FACTORY_CREATE(name) \
58static sp<MediaSource> Make##name(const sp<MediaSource> &source) { \
59    return new name(source); \
60}
61
62#define FACTORY_REF(name) { #name, Make##name },
63
64FACTORY_CREATE(MP3Decoder)
65FACTORY_CREATE(AMRNBDecoder)
66FACTORY_CREATE(AMRWBDecoder)
67FACTORY_CREATE(AACDecoder)
68FACTORY_CREATE(AVCDecoder)
69FACTORY_CREATE(M4vH263Decoder)
70FACTORY_CREATE(AMRNBEncoder)
71
72static sp<MediaSource> InstantiateSoftwareCodec(
73        const char *name, const sp<MediaSource> &source) {
74    struct FactoryInfo {
75        const char *name;
76        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &);
77    };
78
79    static const FactoryInfo kFactoryInfo[] = {
80        FACTORY_REF(MP3Decoder)
81        FACTORY_REF(AMRNBDecoder)
82        FACTORY_REF(AMRWBDecoder)
83        FACTORY_REF(AACDecoder)
84        FACTORY_REF(AVCDecoder)
85        FACTORY_REF(M4vH263Decoder)
86        FACTORY_REF(AMRNBEncoder)
87    };
88    for (size_t i = 0;
89         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
90        if (!strcmp(name, kFactoryInfo[i].name)) {
91            return (*kFactoryInfo[i].CreateFunc)(source);
92        }
93    }
94
95    return NULL;
96}
97
98#undef FACTORY_REF
99#undef FACTORY_CREATE
100
101static const CodecInfo kDecoderInfo[] = {
102    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
103    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
104    { MEDIA_MIMETYPE_AUDIO_MPEG, "MP3Decoder" },
105    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
106    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBDecoder" },
107    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
108    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "AMRWBDecoder" },
109    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
110    { MEDIA_MIMETYPE_AUDIO_AAC, "AACDecoder" },
111    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
112    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
113    { MEDIA_MIMETYPE_VIDEO_MPEG4, "M4vH263Decoder" },
114    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
115    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.Decoder" },
116    { MEDIA_MIMETYPE_VIDEO_H263, "M4vH263Decoder" },
117    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
118    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
119    { MEDIA_MIMETYPE_VIDEO_AVC, "AVCDecoder" },
120};
121
122static const CodecInfo kEncoderInfo[] = {
123    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
124    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBEncoder" },
125    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
126    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
127    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
128    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
129    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
130    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
131    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
132    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
133    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
134    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
135    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
136};
137
138#undef OPTIONAL
139
140#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
141#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
142
143struct OMXCodecObserver : public BnOMXObserver {
144    OMXCodecObserver() {
145    }
146
147    void setCodec(const sp<OMXCodec> &target) {
148        mTarget = target;
149    }
150
151    // from IOMXObserver
152    virtual void onMessage(const omx_message &msg) {
153        sp<OMXCodec> codec = mTarget.promote();
154
155        if (codec.get() != NULL) {
156            codec->on_message(msg);
157        }
158    }
159
160protected:
161    virtual ~OMXCodecObserver() {}
162
163private:
164    wp<OMXCodec> mTarget;
165
166    OMXCodecObserver(const OMXCodecObserver &);
167    OMXCodecObserver &operator=(const OMXCodecObserver &);
168};
169
170static const char *GetCodec(const CodecInfo *info, size_t numInfos,
171                            const char *mime, int index) {
172    CHECK(index >= 0);
173    for(size_t i = 0; i < numInfos; ++i) {
174        if (!strcasecmp(mime, info[i].mime)) {
175            if (index == 0) {
176                return info[i].codec;
177            }
178
179            --index;
180        }
181    }
182
183    return NULL;
184}
185
186enum {
187    kAVCProfileBaseline      = 0x42,
188    kAVCProfileMain          = 0x4d,
189    kAVCProfileExtended      = 0x58,
190    kAVCProfileHigh          = 0x64,
191    kAVCProfileHigh10        = 0x6e,
192    kAVCProfileHigh422       = 0x7a,
193    kAVCProfileHigh444       = 0xf4,
194    kAVCProfileCAVLC444Intra = 0x2c
195};
196
197static const char *AVCProfileToString(uint8_t profile) {
198    switch (profile) {
199        case kAVCProfileBaseline:
200            return "Baseline";
201        case kAVCProfileMain:
202            return "Main";
203        case kAVCProfileExtended:
204            return "Extended";
205        case kAVCProfileHigh:
206            return "High";
207        case kAVCProfileHigh10:
208            return "High 10";
209        case kAVCProfileHigh422:
210            return "High 422";
211        case kAVCProfileHigh444:
212            return "High 444";
213        case kAVCProfileCAVLC444Intra:
214            return "CAVLC 444 Intra";
215        default:   return "Unknown";
216    }
217}
218
219template<class T>
220static void InitOMXParams(T *params) {
221    params->nSize = sizeof(T);
222    params->nVersion.s.nVersionMajor = 1;
223    params->nVersion.s.nVersionMinor = 0;
224    params->nVersion.s.nRevision = 0;
225    params->nVersion.s.nStep = 0;
226}
227
228static bool IsSoftwareCodec(const char *componentName) {
229    if (!strncmp("OMX.PV.", componentName, 7)) {
230        return true;
231    }
232
233    return false;
234}
235
236// A sort order in which non-OMX components are first,
237// followed by software codecs, i.e. OMX.PV.*, followed
238// by all the others.
239static int CompareSoftwareCodecsFirst(
240        const String8 *elem1, const String8 *elem2) {
241    bool isNotOMX1 = strncmp(elem1->string(), "OMX.", 4);
242    bool isNotOMX2 = strncmp(elem2->string(), "OMX.", 4);
243
244    if (isNotOMX1) {
245        if (isNotOMX2) { return 0; }
246        return -1;
247    }
248    if (isNotOMX2) {
249        return 1;
250    }
251
252    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
253    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
254
255    if (isSoftwareCodec1) {
256        if (isSoftwareCodec2) { return 0; }
257        return -1;
258    }
259
260    if (isSoftwareCodec2) {
261        return 1;
262    }
263
264    return 0;
265}
266
267// static
268uint32_t OMXCodec::getComponentQuirks(const char *componentName) {
269    uint32_t quirks = 0;
270
271    if (!strcmp(componentName, "OMX.PV.avcdec")) {
272        quirks |= kWantsNALFragments;
273    }
274    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
275        quirks |= kNeedsFlushBeforeDisable;
276        quirks |= kDecoderLiesAboutNumberOfChannels;
277    }
278    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
279        quirks |= kNeedsFlushBeforeDisable;
280        quirks |= kRequiresFlushCompleteEmulation;
281    }
282    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
283        quirks |= kRequiresLoadedToIdleAfterAllocation;
284        quirks |= kRequiresAllocateBufferOnInputPorts;
285        quirks |= kRequiresAllocateBufferOnOutputPorts;
286    }
287    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
288        quirks |= kRequiresAllocateBufferOnOutputPorts;
289        quirks |= kDefersOutputBufferAllocation;
290    }
291
292    if (!strncmp(componentName, "OMX.TI.", 7)) {
293        // Apparently I must not use OMX_UseBuffer on either input or
294        // output ports on any of the TI components or quote:
295        // "(I) may have unexpected problem (sic) which can be timing related
296        //  and hard to reproduce."
297
298        quirks |= kRequiresAllocateBufferOnInputPorts;
299        quirks |= kRequiresAllocateBufferOnOutputPorts;
300    }
301
302    return quirks;
303}
304
305// static
306void OMXCodec::findMatchingCodecs(
307        const char *mime,
308        bool createEncoder, const char *matchComponentName,
309        uint32_t flags,
310        Vector<String8> *matchingCodecs) {
311    matchingCodecs->clear();
312
313    for (int index = 0;; ++index) {
314        const char *componentName;
315
316        if (createEncoder) {
317            componentName = GetCodec(
318                    kEncoderInfo,
319                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
320                    mime, index);
321        } else {
322            componentName = GetCodec(
323                    kDecoderInfo,
324                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
325                    mime, index);
326        }
327
328        if (!componentName) {
329            break;
330        }
331
332        // If a specific codec is requested, skip the non-matching ones.
333        if (matchComponentName && strcmp(componentName, matchComponentName)) {
334            continue;
335        }
336
337        matchingCodecs->push(String8(componentName));
338    }
339
340    if (flags & kPreferSoftwareCodecs) {
341        matchingCodecs->sort(CompareSoftwareCodecsFirst);
342    }
343}
344
345// static
346sp<MediaSource> OMXCodec::Create(
347        const sp<IOMX> &omx,
348        const sp<MetaData> &meta, bool createEncoder,
349        const sp<MediaSource> &source,
350        const char *matchComponentName,
351        uint32_t flags) {
352    const char *mime;
353    bool success = meta->findCString(kKeyMIMEType, &mime);
354    CHECK(success);
355
356    Vector<String8> matchingCodecs;
357    findMatchingCodecs(
358            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
359
360    if (matchingCodecs.isEmpty()) {
361        return NULL;
362    }
363
364    sp<OMXCodecObserver> observer = new OMXCodecObserver;
365    IOMX::node_id node = 0;
366    success = false;
367
368    const char *componentName;
369    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
370        componentName = matchingCodecs[i].string();
371
372#if BUILD_WITH_FULL_STAGEFRIGHT
373        sp<MediaSource> softwareCodec =
374            InstantiateSoftwareCodec(componentName, source);
375
376        if (softwareCodec != NULL) {
377            LOGV("Successfully allocated software codec '%s'", componentName);
378
379            return softwareCodec;
380        }
381#endif
382
383        LOGV("Attempting to allocate OMX node '%s'", componentName);
384
385        status_t err = omx->allocateNode(componentName, observer, &node);
386        if (err == OK) {
387            LOGV("Successfully allocated OMX node '%s'", componentName);
388
389            success = true;
390            break;
391        }
392    }
393
394    if (!success) {
395        return NULL;
396    }
397
398    sp<OMXCodec> codec = new OMXCodec(
399            omx, node, getComponentQuirks(componentName),
400            createEncoder, mime, componentName,
401            source);
402
403    observer->setCodec(codec);
404
405    uint32_t type;
406    const void *data;
407    size_t size;
408    if (meta->findData(kKeyESDS, &type, &data, &size)) {
409        ESDS esds((const char *)data, size);
410        CHECK_EQ(esds.InitCheck(), OK);
411
412        const void *codec_specific_data;
413        size_t codec_specific_data_size;
414        esds.getCodecSpecificInfo(
415                &codec_specific_data, &codec_specific_data_size);
416
417        codec->addCodecSpecificData(
418                codec_specific_data, codec_specific_data_size);
419    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
420        // Parse the AVCDecoderConfigurationRecord
421
422        const uint8_t *ptr = (const uint8_t *)data;
423
424        CHECK(size >= 7);
425        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
426        uint8_t profile = ptr[1];
427        uint8_t level = ptr[3];
428
429        // There is decodable content out there that fails the following
430        // assertion, let's be lenient for now...
431        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
432
433        size_t lengthSize = 1 + (ptr[4] & 3);
434
435        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
436        // violates it...
437        // CHECK((ptr[5] >> 5) == 7);  // reserved
438
439        size_t numSeqParameterSets = ptr[5] & 31;
440
441        ptr += 6;
442        size -= 6;
443
444        for (size_t i = 0; i < numSeqParameterSets; ++i) {
445            CHECK(size >= 2);
446            size_t length = U16_AT(ptr);
447
448            ptr += 2;
449            size -= 2;
450
451            CHECK(size >= length);
452
453            codec->addCodecSpecificData(ptr, length);
454
455            ptr += length;
456            size -= length;
457        }
458
459        CHECK(size >= 1);
460        size_t numPictureParameterSets = *ptr;
461        ++ptr;
462        --size;
463
464        for (size_t i = 0; i < numPictureParameterSets; ++i) {
465            CHECK(size >= 2);
466            size_t length = U16_AT(ptr);
467
468            ptr += 2;
469            size -= 2;
470
471            CHECK(size >= length);
472
473            codec->addCodecSpecificData(ptr, length);
474
475            ptr += length;
476            size -= length;
477        }
478
479        LOGV("AVC profile = %d (%s), level = %d",
480             (int)profile, AVCProfileToString(profile), (int)level / 10);
481
482        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
483            && (profile != kAVCProfileBaseline || level > 39)) {
484            // This stream exceeds the decoder's capabilities. The decoder
485            // does not handle this gracefully and would clobber the heap
486            // and wreak havoc instead...
487
488            LOGE("Profile and/or level exceed the decoder's capabilities.");
489            return NULL;
490        }
491    }
492
493    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
494        codec->setAMRFormat(false /* isWAMR */);
495    }
496    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
497        codec->setAMRFormat(true /* isWAMR */);
498    }
499    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
500        int32_t numChannels, sampleRate;
501        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
502        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
503
504        codec->setAACFormat(numChannels, sampleRate);
505    }
506    if (!strncasecmp(mime, "video/", 6)) {
507        int32_t width, height;
508        bool success = meta->findInt32(kKeyWidth, &width);
509        success = success && meta->findInt32(kKeyHeight, &height);
510        CHECK(success);
511
512        if (createEncoder) {
513            codec->setVideoInputFormat(mime, width, height);
514        } else {
515            codec->setVideoOutputFormat(mime, width, height);
516        }
517    }
518    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
519        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
520        OMX_COLOR_FORMATTYPE format =
521            OMX_COLOR_Format32bitARGB8888;
522            // OMX_COLOR_FormatYUV420PackedPlanar;
523            // OMX_COLOR_FormatCbYCrY;
524            // OMX_COLOR_FormatYUV411Planar;
525
526        int32_t width, height;
527        bool success = meta->findInt32(kKeyWidth, &width);
528        success = success && meta->findInt32(kKeyHeight, &height);
529
530        int32_t compressedSize;
531        success = success && meta->findInt32(
532                kKeyMaxInputSize, &compressedSize);
533
534        CHECK(success);
535        CHECK(compressedSize > 0);
536
537        codec->setImageOutputFormat(format, width, height);
538        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
539    }
540
541    int32_t maxInputSize;
542    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
543        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
544    }
545
546    if (!strcmp(componentName, "OMX.TI.AMR.encode")
547        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
548        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
549    }
550
551    codec->initOutputFormat(meta);
552
553    return codec;
554}
555
556void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
557    OMX_PARAM_PORTDEFINITIONTYPE def;
558    InitOMXParams(&def);
559    def.nPortIndex = portIndex;
560
561    status_t err = mOMX->getParameter(
562            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
563    CHECK_EQ(err, OK);
564
565    if (def.nBufferSize < size) {
566        def.nBufferSize = size;
567    }
568
569    err = mOMX->setParameter(
570            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
571    CHECK_EQ(err, OK);
572
573    err = mOMX->getParameter(
574            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
575    CHECK_EQ(err, OK);
576
577    // Make sure the setting actually stuck.
578    CHECK(def.nBufferSize >= size);
579}
580
581status_t OMXCodec::setVideoPortFormatType(
582        OMX_U32 portIndex,
583        OMX_VIDEO_CODINGTYPE compressionFormat,
584        OMX_COLOR_FORMATTYPE colorFormat) {
585    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
586    InitOMXParams(&format);
587    format.nPortIndex = portIndex;
588    format.nIndex = 0;
589    bool found = false;
590
591    OMX_U32 index = 0;
592    for (;;) {
593        format.nIndex = index;
594        status_t err = mOMX->getParameter(
595                mNode, OMX_IndexParamVideoPortFormat,
596                &format, sizeof(format));
597
598        if (err != OK) {
599            return err;
600        }
601
602        // The following assertion is violated by TI's video decoder.
603        // CHECK_EQ(format.nIndex, index);
604
605#if 1
606        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
607             portIndex,
608             index, format.eCompressionFormat, format.eColorFormat);
609#endif
610
611        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
612            if (portIndex == kPortIndexInput
613                    && colorFormat == format.eColorFormat) {
614                // eCompressionFormat does not seem right.
615                found = true;
616                break;
617            }
618            if (portIndex == kPortIndexOutput
619                    && compressionFormat == format.eCompressionFormat) {
620                // eColorFormat does not seem right.
621                found = true;
622                break;
623            }
624        }
625
626        if (format.eCompressionFormat == compressionFormat
627            && format.eColorFormat == colorFormat) {
628            found = true;
629            break;
630        }
631
632        ++index;
633    }
634
635    if (!found) {
636        return UNKNOWN_ERROR;
637    }
638
639    CODEC_LOGV("found a match.");
640    status_t err = mOMX->setParameter(
641            mNode, OMX_IndexParamVideoPortFormat,
642            &format, sizeof(format));
643
644    return err;
645}
646
647static size_t getFrameSize(
648        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
649    switch (colorFormat) {
650        case OMX_COLOR_FormatYCbYCr:
651        case OMX_COLOR_FormatCbYCrY:
652            return width * height * 2;
653
654        case OMX_COLOR_FormatYUV420SemiPlanar:
655            return (width * height * 3) / 2;
656
657        default:
658            CHECK(!"Should not be here. Unsupported color format.");
659            break;
660    }
661}
662
663void OMXCodec::setVideoInputFormat(
664        const char *mime, OMX_U32 width, OMX_U32 height) {
665    CODEC_LOGV("setVideoInputFormat width=%ld, height=%ld", width, height);
666
667    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
668    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
669        compressionFormat = OMX_VIDEO_CodingAVC;
670    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
671        compressionFormat = OMX_VIDEO_CodingMPEG4;
672    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
673        compressionFormat = OMX_VIDEO_CodingH263;
674    } else {
675        LOGE("Not a supported video mime type: %s", mime);
676        CHECK(!"Should not be here. Not a supported video mime type.");
677    }
678
679    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
680    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
681        colorFormat = OMX_COLOR_FormatYCbYCr;
682    }
683
684    CHECK_EQ(setVideoPortFormatType(
685            kPortIndexInput, OMX_VIDEO_CodingUnused,
686            colorFormat), OK);
687
688    CHECK_EQ(setVideoPortFormatType(
689            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
690            OK);
691
692    OMX_PARAM_PORTDEFINITIONTYPE def;
693    InitOMXParams(&def);
694    def.nPortIndex = kPortIndexOutput;
695
696    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
697
698    status_t err = mOMX->getParameter(
699            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
700
701    CHECK_EQ(err, OK);
702    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
703
704    video_def->nFrameWidth = width;
705    video_def->nFrameHeight = height;
706
707    video_def->eCompressionFormat = compressionFormat;
708    video_def->eColorFormat = OMX_COLOR_FormatUnused;
709
710    err = mOMX->setParameter(
711            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
712    CHECK_EQ(err, OK);
713
714    ////////////////////////////////////////////////////////////////////////////
715
716    InitOMXParams(&def);
717    def.nPortIndex = kPortIndexInput;
718
719    err = mOMX->getParameter(
720            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
721    CHECK_EQ(err, OK);
722
723    def.nBufferSize = getFrameSize(colorFormat, width, height);
724    CODEC_LOGV("Setting nBufferSize = %ld", def.nBufferSize);
725
726    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
727
728    video_def->nFrameWidth = width;
729    video_def->nFrameHeight = height;
730    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
731    video_def->eColorFormat = colorFormat;
732
733    video_def->xFramerate = 24 << 16;  // XXX crucial!
734
735    err = mOMX->setParameter(
736            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
737    CHECK_EQ(err, OK);
738
739    switch (compressionFormat) {
740        case OMX_VIDEO_CodingMPEG4:
741        {
742            CHECK_EQ(setupMPEG4EncoderParameters(), OK);
743            break;
744        }
745
746        case OMX_VIDEO_CodingH263:
747            break;
748
749        case OMX_VIDEO_CodingAVC:
750        {
751            CHECK_EQ(setupAVCEncoderParameters(), OK);
752            break;
753        }
754
755        default:
756            CHECK(!"Support for this compressionFormat to be implemented.");
757            break;
758    }
759}
760
761status_t OMXCodec::setupMPEG4EncoderParameters() {
762    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
763    InitOMXParams(&mpeg4type);
764    mpeg4type.nPortIndex = kPortIndexOutput;
765
766    status_t err = mOMX->getParameter(
767            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
768    CHECK_EQ(err, OK);
769
770    mpeg4type.nSliceHeaderSpacing = 0;
771    mpeg4type.bSVH = OMX_FALSE;
772    mpeg4type.bGov = OMX_FALSE;
773
774    mpeg4type.nAllowedPictureTypes =
775        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
776
777    mpeg4type.nPFrames = 23;
778    mpeg4type.nBFrames = 0;
779
780    mpeg4type.nIDCVLCThreshold = 0;
781    mpeg4type.bACPred = OMX_TRUE;
782    mpeg4type.nMaxPacketSize = 256;
783    mpeg4type.nTimeIncRes = 1000;
784    mpeg4type.nHeaderExtension = 0;
785    mpeg4type.bReversibleVLC = OMX_FALSE;
786
787    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
788    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
789
790    err = mOMX->setParameter(
791            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
792    CHECK_EQ(err, OK);
793
794    // ----------------
795
796    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
797    InitOMXParams(&bitrateType);
798    bitrateType.nPortIndex = kPortIndexOutput;
799
800    err = mOMX->getParameter(
801            mNode, OMX_IndexParamVideoBitrate,
802            &bitrateType, sizeof(bitrateType));
803    CHECK_EQ(err, OK);
804
805    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
806    bitrateType.nTargetBitrate = 1000000;
807
808    err = mOMX->setParameter(
809            mNode, OMX_IndexParamVideoBitrate,
810            &bitrateType, sizeof(bitrateType));
811    CHECK_EQ(err, OK);
812
813    // ----------------
814
815    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
816    InitOMXParams(&errorCorrectionType);
817    errorCorrectionType.nPortIndex = kPortIndexOutput;
818
819    err = mOMX->getParameter(
820            mNode, OMX_IndexParamVideoErrorCorrection,
821            &errorCorrectionType, sizeof(errorCorrectionType));
822    CHECK_EQ(err, OK);
823
824    errorCorrectionType.bEnableHEC = OMX_FALSE;
825    errorCorrectionType.bEnableResync = OMX_TRUE;
826    errorCorrectionType.nResynchMarkerSpacing = 256;
827    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
828    errorCorrectionType.bEnableRVLC = OMX_FALSE;
829
830    err = mOMX->setParameter(
831            mNode, OMX_IndexParamVideoErrorCorrection,
832            &errorCorrectionType, sizeof(errorCorrectionType));
833    CHECK_EQ(err, OK);
834
835    return OK;
836}
837
838status_t OMXCodec::setupAVCEncoderParameters() {
839    OMX_VIDEO_PARAM_AVCTYPE h264type;
840    InitOMXParams(&h264type);
841    h264type.nPortIndex = kPortIndexOutput;
842
843    status_t err = mOMX->getParameter(
844            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
845    CHECK_EQ(err, OK);
846
847    h264type.nAllowedPictureTypes =
848        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
849
850    h264type.nSliceHeaderSpacing = 0;
851    h264type.nBFrames = 0;
852    h264type.bUseHadamard = OMX_TRUE;
853    h264type.nRefFrames = 1;
854    h264type.nRefIdx10ActiveMinus1 = 0;
855    h264type.nRefIdx11ActiveMinus1 = 0;
856    h264type.bEnableUEP = OMX_FALSE;
857    h264type.bEnableFMO = OMX_FALSE;
858    h264type.bEnableASO = OMX_FALSE;
859    h264type.bEnableRS = OMX_FALSE;
860    h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
861    h264type.eLevel = OMX_VIDEO_AVCLevel1b;
862    h264type.bFrameMBsOnly = OMX_TRUE;
863    h264type.bMBAFF = OMX_FALSE;
864    h264type.bEntropyCodingCABAC = OMX_FALSE;
865    h264type.bWeightedPPrediction = OMX_FALSE;
866    h264type.bconstIpred = OMX_FALSE;
867    h264type.bDirect8x8Inference = OMX_FALSE;
868    h264type.bDirectSpatialTemporal = OMX_FALSE;
869    h264type.nCabacInitIdc = 0;
870    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
871
872    err = mOMX->setParameter(
873            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
874    CHECK_EQ(err, OK);
875
876    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
877    InitOMXParams(&bitrateType);
878    bitrateType.nPortIndex = kPortIndexOutput;
879
880    err = mOMX->getParameter(
881            mNode, OMX_IndexParamVideoBitrate,
882            &bitrateType, sizeof(bitrateType));
883    CHECK_EQ(err, OK);
884
885    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
886    bitrateType.nTargetBitrate = 1000000;
887
888    err = mOMX->setParameter(
889            mNode, OMX_IndexParamVideoBitrate,
890            &bitrateType, sizeof(bitrateType));
891    CHECK_EQ(err, OK);
892
893    return OK;
894}
895
896void OMXCodec::setVideoOutputFormat(
897        const char *mime, OMX_U32 width, OMX_U32 height) {
898    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
899
900    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
901    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
902        compressionFormat = OMX_VIDEO_CodingAVC;
903    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
904        compressionFormat = OMX_VIDEO_CodingMPEG4;
905    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
906        compressionFormat = OMX_VIDEO_CodingH263;
907    } else {
908        LOGE("Not a supported video mime type: %s", mime);
909        CHECK(!"Should not be here. Not a supported video mime type.");
910    }
911
912    setVideoPortFormatType(
913            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
914
915#if 1
916    {
917        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
918        InitOMXParams(&format);
919        format.nPortIndex = kPortIndexOutput;
920        format.nIndex = 0;
921
922        status_t err = mOMX->getParameter(
923                mNode, OMX_IndexParamVideoPortFormat,
924                &format, sizeof(format));
925        CHECK_EQ(err, OK);
926        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
927
928        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
929
930        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
931               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
932               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
933               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
934
935        err = mOMX->setParameter(
936                mNode, OMX_IndexParamVideoPortFormat,
937                &format, sizeof(format));
938        CHECK_EQ(err, OK);
939    }
940#endif
941
942    OMX_PARAM_PORTDEFINITIONTYPE def;
943    InitOMXParams(&def);
944    def.nPortIndex = kPortIndexInput;
945
946    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
947
948    status_t err = mOMX->getParameter(
949            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
950
951    CHECK_EQ(err, OK);
952
953#if 1
954    // XXX Need a (much) better heuristic to compute input buffer sizes.
955    const size_t X = 64 * 1024;
956    if (def.nBufferSize < X) {
957        def.nBufferSize = X;
958    }
959#endif
960
961    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
962
963    video_def->nFrameWidth = width;
964    video_def->nFrameHeight = height;
965
966    video_def->eCompressionFormat = compressionFormat;
967    video_def->eColorFormat = OMX_COLOR_FormatUnused;
968
969    err = mOMX->setParameter(
970            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
971    CHECK_EQ(err, OK);
972
973    ////////////////////////////////////////////////////////////////////////////
974
975    InitOMXParams(&def);
976    def.nPortIndex = kPortIndexOutput;
977
978    err = mOMX->getParameter(
979            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
980    CHECK_EQ(err, OK);
981    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
982
983#if 0
984    def.nBufferSize =
985        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
986#endif
987
988    video_def->nFrameWidth = width;
989    video_def->nFrameHeight = height;
990
991    err = mOMX->setParameter(
992            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
993    CHECK_EQ(err, OK);
994}
995
996OMXCodec::OMXCodec(
997        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
998        bool isEncoder,
999        const char *mime,
1000        const char *componentName,
1001        const sp<MediaSource> &source)
1002    : mOMX(omx),
1003      mOMXLivesLocally(omx->livesLocally(getpid())),
1004      mNode(node),
1005      mQuirks(quirks),
1006      mIsEncoder(isEncoder),
1007      mMIME(strdup(mime)),
1008      mComponentName(strdup(componentName)),
1009      mSource(source),
1010      mCodecSpecificDataIndex(0),
1011      mState(LOADED),
1012      mInitialBufferSubmit(true),
1013      mSignalledEOS(false),
1014      mNoMoreOutputData(false),
1015      mOutputPortSettingsHaveChanged(false),
1016      mSeekTimeUs(-1) {
1017    mPortStatus[kPortIndexInput] = ENABLED;
1018    mPortStatus[kPortIndexOutput] = ENABLED;
1019
1020    setComponentRole();
1021}
1022
1023// static
1024void OMXCodec::setComponentRole(
1025        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1026        const char *mime) {
1027    struct MimeToRole {
1028        const char *mime;
1029        const char *decoderRole;
1030        const char *encoderRole;
1031    };
1032
1033    static const MimeToRole kMimeToRole[] = {
1034        { MEDIA_MIMETYPE_AUDIO_MPEG,
1035            "audio_decoder.mp3", "audio_encoder.mp3" },
1036        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1037            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1038        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1039            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1040        { MEDIA_MIMETYPE_AUDIO_AAC,
1041            "audio_decoder.aac", "audio_encoder.aac" },
1042        { MEDIA_MIMETYPE_VIDEO_AVC,
1043            "video_decoder.avc", "video_encoder.avc" },
1044        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1045            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1046        { MEDIA_MIMETYPE_VIDEO_H263,
1047            "video_decoder.h263", "video_encoder.h263" },
1048    };
1049
1050    static const size_t kNumMimeToRole =
1051        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1052
1053    size_t i;
1054    for (i = 0; i < kNumMimeToRole; ++i) {
1055        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1056            break;
1057        }
1058    }
1059
1060    if (i == kNumMimeToRole) {
1061        return;
1062    }
1063
1064    const char *role =
1065        isEncoder ? kMimeToRole[i].encoderRole
1066                  : kMimeToRole[i].decoderRole;
1067
1068    if (role != NULL) {
1069        OMX_PARAM_COMPONENTROLETYPE roleParams;
1070        InitOMXParams(&roleParams);
1071
1072        strncpy((char *)roleParams.cRole,
1073                role, OMX_MAX_STRINGNAME_SIZE - 1);
1074
1075        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1076
1077        status_t err = omx->setParameter(
1078                node, OMX_IndexParamStandardComponentRole,
1079                &roleParams, sizeof(roleParams));
1080
1081        if (err != OK) {
1082            LOGW("Failed to set standard component role '%s'.", role);
1083        }
1084    }
1085}
1086
1087void OMXCodec::setComponentRole() {
1088    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1089}
1090
1091OMXCodec::~OMXCodec() {
1092    CHECK(mState == LOADED || mState == ERROR);
1093
1094    status_t err = mOMX->freeNode(mNode);
1095    CHECK_EQ(err, OK);
1096
1097    mNode = NULL;
1098    setState(DEAD);
1099
1100    clearCodecSpecificData();
1101
1102    free(mComponentName);
1103    mComponentName = NULL;
1104
1105    free(mMIME);
1106    mMIME = NULL;
1107}
1108
1109status_t OMXCodec::init() {
1110    // mLock is held.
1111
1112    CHECK_EQ(mState, LOADED);
1113
1114    status_t err;
1115    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1116        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1117        CHECK_EQ(err, OK);
1118        setState(LOADED_TO_IDLE);
1119    }
1120
1121    err = allocateBuffers();
1122    CHECK_EQ(err, OK);
1123
1124    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1125        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1126        CHECK_EQ(err, OK);
1127
1128        setState(LOADED_TO_IDLE);
1129    }
1130
1131    while (mState != EXECUTING && mState != ERROR) {
1132        mAsyncCompletion.wait(mLock);
1133    }
1134
1135    return mState == ERROR ? UNKNOWN_ERROR : OK;
1136}
1137
1138// static
1139bool OMXCodec::isIntermediateState(State state) {
1140    return state == LOADED_TO_IDLE
1141        || state == IDLE_TO_EXECUTING
1142        || state == EXECUTING_TO_IDLE
1143        || state == IDLE_TO_LOADED
1144        || state == RECONFIGURING;
1145}
1146
1147status_t OMXCodec::allocateBuffers() {
1148    status_t err = allocateBuffersOnPort(kPortIndexInput);
1149
1150    if (err != OK) {
1151        return err;
1152    }
1153
1154    return allocateBuffersOnPort(kPortIndexOutput);
1155}
1156
1157status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1158    OMX_PARAM_PORTDEFINITIONTYPE def;
1159    InitOMXParams(&def);
1160    def.nPortIndex = portIndex;
1161
1162    status_t err = mOMX->getParameter(
1163            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1164
1165    if (err != OK) {
1166        return err;
1167    }
1168
1169    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1170    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1171
1172    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1173        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1174        CHECK(mem.get() != NULL);
1175
1176        BufferInfo info;
1177        info.mData = NULL;
1178        info.mSize = def.nBufferSize;
1179
1180        IOMX::buffer_id buffer;
1181        if (portIndex == kPortIndexInput
1182                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1183            if (mOMXLivesLocally) {
1184                mem.clear();
1185
1186                err = mOMX->allocateBuffer(
1187                        mNode, portIndex, def.nBufferSize, &buffer,
1188                        &info.mData);
1189            } else {
1190                err = mOMX->allocateBufferWithBackup(
1191                        mNode, portIndex, mem, &buffer);
1192            }
1193        } else if (portIndex == kPortIndexOutput
1194                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1195            if (mOMXLivesLocally) {
1196                mem.clear();
1197
1198                err = mOMX->allocateBuffer(
1199                        mNode, portIndex, def.nBufferSize, &buffer,
1200                        &info.mData);
1201            } else {
1202                err = mOMX->allocateBufferWithBackup(
1203                        mNode, portIndex, mem, &buffer);
1204            }
1205        } else {
1206            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1207        }
1208
1209        if (err != OK) {
1210            LOGE("allocate_buffer_with_backup failed");
1211            return err;
1212        }
1213
1214        if (mem != NULL) {
1215            info.mData = mem->pointer();
1216        }
1217
1218        info.mBuffer = buffer;
1219        info.mOwnedByComponent = false;
1220        info.mMem = mem;
1221        info.mMediaBuffer = NULL;
1222
1223        if (portIndex == kPortIndexOutput) {
1224            if (!(mOMXLivesLocally
1225                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1226                        && (mQuirks & kDefersOutputBufferAllocation))) {
1227                // If the node does not fill in the buffer ptr at this time,
1228                // we will defer creating the MediaBuffer until receiving
1229                // the first FILL_BUFFER_DONE notification instead.
1230                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1231                info.mMediaBuffer->setObserver(this);
1232            }
1233        }
1234
1235        mPortBuffers[portIndex].push(info);
1236
1237        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1238             portIndex == kPortIndexInput ? "input" : "output");
1239    }
1240
1241    // dumpPortStatus(portIndex);
1242
1243    return OK;
1244}
1245
1246void OMXCodec::on_message(const omx_message &msg) {
1247    Mutex::Autolock autoLock(mLock);
1248
1249    switch (msg.type) {
1250        case omx_message::EVENT:
1251        {
1252            onEvent(
1253                 msg.u.event_data.event, msg.u.event_data.data1,
1254                 msg.u.event_data.data2);
1255
1256            break;
1257        }
1258
1259        case omx_message::EMPTY_BUFFER_DONE:
1260        {
1261            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1262
1263            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1264
1265            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1266            size_t i = 0;
1267            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1268                ++i;
1269            }
1270
1271            CHECK(i < buffers->size());
1272            if (!(*buffers)[i].mOwnedByComponent) {
1273                LOGW("We already own input buffer %p, yet received "
1274                     "an EMPTY_BUFFER_DONE.", buffer);
1275            }
1276
1277            buffers->editItemAt(i).mOwnedByComponent = false;
1278
1279            if (mPortStatus[kPortIndexInput] == DISABLING) {
1280                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1281
1282                status_t err =
1283                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1284                CHECK_EQ(err, OK);
1285
1286                buffers->removeAt(i);
1287            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1288                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1289                drainInputBuffer(&buffers->editItemAt(i));
1290            }
1291            break;
1292        }
1293
1294        case omx_message::FILL_BUFFER_DONE:
1295        {
1296            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1297            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1298
1299            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1300                 buffer,
1301                 msg.u.extended_buffer_data.range_length,
1302                 flags,
1303                 msg.u.extended_buffer_data.timestamp,
1304                 msg.u.extended_buffer_data.timestamp / 1E6);
1305
1306            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1307            size_t i = 0;
1308            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1309                ++i;
1310            }
1311
1312            CHECK(i < buffers->size());
1313            BufferInfo *info = &buffers->editItemAt(i);
1314
1315            if (!info->mOwnedByComponent) {
1316                LOGW("We already own output buffer %p, yet received "
1317                     "a FILL_BUFFER_DONE.", buffer);
1318            }
1319
1320            info->mOwnedByComponent = false;
1321
1322            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1323                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1324
1325                status_t err =
1326                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1327                CHECK_EQ(err, OK);
1328
1329                buffers->removeAt(i);
1330#if 0
1331            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1332                       && (flags & OMX_BUFFERFLAG_EOS)) {
1333                CODEC_LOGV("No more output data.");
1334                mNoMoreOutputData = true;
1335                mBufferFilled.signal();
1336#endif
1337            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1338                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1339
1340                if (info->mMediaBuffer == NULL) {
1341                    CHECK(mOMXLivesLocally);
1342                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
1343                    CHECK(mQuirks & kDefersOutputBufferAllocation);
1344
1345                    // The qcom video decoders on Nexus don't actually allocate
1346                    // output buffer memory on a call to OMX_AllocateBuffer
1347                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
1348                    // structure is only filled in later.
1349
1350                    info->mMediaBuffer = new MediaBuffer(
1351                            msg.u.extended_buffer_data.data_ptr,
1352                            info->mSize);
1353                    info->mMediaBuffer->setObserver(this);
1354                }
1355
1356                MediaBuffer *buffer = info->mMediaBuffer;
1357
1358                buffer->set_range(
1359                        msg.u.extended_buffer_data.range_offset,
1360                        msg.u.extended_buffer_data.range_length);
1361
1362                buffer->meta_data()->clear();
1363
1364                buffer->meta_data()->setInt64(
1365                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1366
1367                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1368                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1369                }
1370                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1371                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1372                }
1373
1374                buffer->meta_data()->setPointer(
1375                        kKeyPlatformPrivate,
1376                        msg.u.extended_buffer_data.platform_private);
1377
1378                buffer->meta_data()->setPointer(
1379                        kKeyBufferID,
1380                        msg.u.extended_buffer_data.buffer);
1381
1382                mFilledBuffers.push_back(i);
1383                mBufferFilled.signal();
1384
1385                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1386                    CODEC_LOGV("No more output data.");
1387                    mNoMoreOutputData = true;
1388                }
1389            }
1390
1391            break;
1392        }
1393
1394        default:
1395        {
1396            CHECK(!"should not be here.");
1397            break;
1398        }
1399    }
1400}
1401
1402void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1403    switch (event) {
1404        case OMX_EventCmdComplete:
1405        {
1406            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1407            break;
1408        }
1409
1410        case OMX_EventError:
1411        {
1412            LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1413
1414            setState(ERROR);
1415            break;
1416        }
1417
1418        case OMX_EventPortSettingsChanged:
1419        {
1420            onPortSettingsChanged(data1);
1421            break;
1422        }
1423
1424#if 0
1425        case OMX_EventBufferFlag:
1426        {
1427            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1428
1429            if (data1 == kPortIndexOutput) {
1430                mNoMoreOutputData = true;
1431            }
1432            break;
1433        }
1434#endif
1435
1436        default:
1437        {
1438            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1439            break;
1440        }
1441    }
1442}
1443
1444// Has the format changed in any way that the client would have to be aware of?
1445static bool formatHasNotablyChanged(
1446        const sp<MetaData> &from, const sp<MetaData> &to) {
1447    if (from.get() == NULL && to.get() == NULL) {
1448        return false;
1449    }
1450
1451    if ((from.get() == NULL && to.get() != NULL)
1452        || (from.get() != NULL && to.get() == NULL)) {
1453        return true;
1454    }
1455
1456    const char *mime_from, *mime_to;
1457    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1458    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1459
1460    if (strcasecmp(mime_from, mime_to)) {
1461        return true;
1462    }
1463
1464    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1465        int32_t colorFormat_from, colorFormat_to;
1466        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1467        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1468
1469        if (colorFormat_from != colorFormat_to) {
1470            return true;
1471        }
1472
1473        int32_t width_from, width_to;
1474        CHECK(from->findInt32(kKeyWidth, &width_from));
1475        CHECK(to->findInt32(kKeyWidth, &width_to));
1476
1477        if (width_from != width_to) {
1478            return true;
1479        }
1480
1481        int32_t height_from, height_to;
1482        CHECK(from->findInt32(kKeyHeight, &height_from));
1483        CHECK(to->findInt32(kKeyHeight, &height_to));
1484
1485        if (height_from != height_to) {
1486            return true;
1487        }
1488    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1489        int32_t numChannels_from, numChannels_to;
1490        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1491        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1492
1493        if (numChannels_from != numChannels_to) {
1494            return true;
1495        }
1496
1497        int32_t sampleRate_from, sampleRate_to;
1498        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1499        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1500
1501        if (sampleRate_from != sampleRate_to) {
1502            return true;
1503        }
1504    }
1505
1506    return false;
1507}
1508
1509void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1510    switch (cmd) {
1511        case OMX_CommandStateSet:
1512        {
1513            onStateChange((OMX_STATETYPE)data);
1514            break;
1515        }
1516
1517        case OMX_CommandPortDisable:
1518        {
1519            OMX_U32 portIndex = data;
1520            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1521
1522            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1523            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1524            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1525
1526            mPortStatus[portIndex] = DISABLED;
1527
1528            if (mState == RECONFIGURING) {
1529                CHECK_EQ(portIndex, kPortIndexOutput);
1530
1531                sp<MetaData> oldOutputFormat = mOutputFormat;
1532                initOutputFormat(mSource->getFormat());
1533
1534                // Don't notify clients if the output port settings change
1535                // wasn't of importance to them, i.e. it may be that just the
1536                // number of buffers has changed and nothing else.
1537                mOutputPortSettingsHaveChanged =
1538                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1539
1540                enablePortAsync(portIndex);
1541
1542                status_t err = allocateBuffersOnPort(portIndex);
1543                CHECK_EQ(err, OK);
1544            }
1545            break;
1546        }
1547
1548        case OMX_CommandPortEnable:
1549        {
1550            OMX_U32 portIndex = data;
1551            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1552
1553            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1554            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1555
1556            mPortStatus[portIndex] = ENABLED;
1557
1558            if (mState == RECONFIGURING) {
1559                CHECK_EQ(portIndex, kPortIndexOutput);
1560
1561                setState(EXECUTING);
1562
1563                fillOutputBuffers();
1564            }
1565            break;
1566        }
1567
1568        case OMX_CommandFlush:
1569        {
1570            OMX_U32 portIndex = data;
1571
1572            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1573
1574            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1575            mPortStatus[portIndex] = ENABLED;
1576
1577            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1578                     mPortBuffers[portIndex].size());
1579
1580            if (mState == RECONFIGURING) {
1581                CHECK_EQ(portIndex, kPortIndexOutput);
1582
1583                disablePortAsync(portIndex);
1584            } else if (mState == EXECUTING_TO_IDLE) {
1585                if (mPortStatus[kPortIndexInput] == ENABLED
1586                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1587                    CODEC_LOGV("Finished flushing both ports, now completing "
1588                         "transition from EXECUTING to IDLE.");
1589
1590                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1591                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1592
1593                    status_t err =
1594                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1595                    CHECK_EQ(err, OK);
1596                }
1597            } else {
1598                // We're flushing both ports in preparation for seeking.
1599
1600                if (mPortStatus[kPortIndexInput] == ENABLED
1601                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1602                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1603                         " seek-time.");
1604
1605                    drainInputBuffers();
1606                    fillOutputBuffers();
1607                }
1608            }
1609
1610            break;
1611        }
1612
1613        default:
1614        {
1615            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1616            break;
1617        }
1618    }
1619}
1620
1621void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1622    CODEC_LOGV("onStateChange %d", newState);
1623
1624    switch (newState) {
1625        case OMX_StateIdle:
1626        {
1627            CODEC_LOGV("Now Idle.");
1628            if (mState == LOADED_TO_IDLE) {
1629                status_t err = mOMX->sendCommand(
1630                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1631
1632                CHECK_EQ(err, OK);
1633
1634                setState(IDLE_TO_EXECUTING);
1635            } else {
1636                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1637
1638                CHECK_EQ(
1639                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1640                    mPortBuffers[kPortIndexInput].size());
1641
1642                CHECK_EQ(
1643                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1644                    mPortBuffers[kPortIndexOutput].size());
1645
1646                status_t err = mOMX->sendCommand(
1647                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1648
1649                CHECK_EQ(err, OK);
1650
1651                err = freeBuffersOnPort(kPortIndexInput);
1652                CHECK_EQ(err, OK);
1653
1654                err = freeBuffersOnPort(kPortIndexOutput);
1655                CHECK_EQ(err, OK);
1656
1657                mPortStatus[kPortIndexInput] = ENABLED;
1658                mPortStatus[kPortIndexOutput] = ENABLED;
1659
1660                setState(IDLE_TO_LOADED);
1661            }
1662            break;
1663        }
1664
1665        case OMX_StateExecuting:
1666        {
1667            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1668
1669            CODEC_LOGV("Now Executing.");
1670
1671            setState(EXECUTING);
1672
1673            // Buffers will be submitted to the component in the first
1674            // call to OMXCodec::read as mInitialBufferSubmit is true at
1675            // this point. This ensures that this on_message call returns,
1676            // releases the lock and ::init can notice the state change and
1677            // itself return.
1678            break;
1679        }
1680
1681        case OMX_StateLoaded:
1682        {
1683            CHECK_EQ(mState, IDLE_TO_LOADED);
1684
1685            CODEC_LOGV("Now Loaded.");
1686
1687            setState(LOADED);
1688            break;
1689        }
1690
1691        case OMX_StateInvalid:
1692        {
1693            setState(ERROR);
1694            break;
1695        }
1696
1697        default:
1698        {
1699            CHECK(!"should not be here.");
1700            break;
1701        }
1702    }
1703}
1704
1705// static
1706size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1707    size_t n = 0;
1708    for (size_t i = 0; i < buffers.size(); ++i) {
1709        if (!buffers[i].mOwnedByComponent) {
1710            ++n;
1711        }
1712    }
1713
1714    return n;
1715}
1716
1717status_t OMXCodec::freeBuffersOnPort(
1718        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1719    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1720
1721    status_t stickyErr = OK;
1722
1723    for (size_t i = buffers->size(); i-- > 0;) {
1724        BufferInfo *info = &buffers->editItemAt(i);
1725
1726        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1727            continue;
1728        }
1729
1730        CHECK_EQ(info->mOwnedByComponent, false);
1731
1732        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1733
1734        status_t err =
1735            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1736
1737        if (err != OK) {
1738            stickyErr = err;
1739        }
1740
1741        if (info->mMediaBuffer != NULL) {
1742            info->mMediaBuffer->setObserver(NULL);
1743
1744            // Make sure nobody but us owns this buffer at this point.
1745            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1746
1747            info->mMediaBuffer->release();
1748        }
1749
1750        buffers->removeAt(i);
1751    }
1752
1753    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1754
1755    return stickyErr;
1756}
1757
1758void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1759    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1760
1761    CHECK_EQ(mState, EXECUTING);
1762    CHECK_EQ(portIndex, kPortIndexOutput);
1763    setState(RECONFIGURING);
1764
1765    if (mQuirks & kNeedsFlushBeforeDisable) {
1766        if (!flushPortAsync(portIndex)) {
1767            onCmdComplete(OMX_CommandFlush, portIndex);
1768        }
1769    } else {
1770        disablePortAsync(portIndex);
1771    }
1772}
1773
1774bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1775    CHECK(mState == EXECUTING || mState == RECONFIGURING
1776            || mState == EXECUTING_TO_IDLE);
1777
1778    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1779         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1780         mPortBuffers[portIndex].size());
1781
1782    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1783    mPortStatus[portIndex] = SHUTTING_DOWN;
1784
1785    if ((mQuirks & kRequiresFlushCompleteEmulation)
1786        && countBuffersWeOwn(mPortBuffers[portIndex])
1787                == mPortBuffers[portIndex].size()) {
1788        // No flush is necessary and this component fails to send a
1789        // flush-complete event in this case.
1790
1791        return false;
1792    }
1793
1794    status_t err =
1795        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1796    CHECK_EQ(err, OK);
1797
1798    return true;
1799}
1800
1801void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1802    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1803
1804    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1805    mPortStatus[portIndex] = DISABLING;
1806
1807    status_t err =
1808        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1809    CHECK_EQ(err, OK);
1810
1811    freeBuffersOnPort(portIndex, true);
1812}
1813
1814void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1815    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1816
1817    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1818    mPortStatus[portIndex] = ENABLING;
1819
1820    status_t err =
1821        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1822    CHECK_EQ(err, OK);
1823}
1824
1825void OMXCodec::fillOutputBuffers() {
1826    CHECK_EQ(mState, EXECUTING);
1827
1828    // This is a workaround for some decoders not properly reporting
1829    // end-of-output-stream. If we own all input buffers and also own
1830    // all output buffers and we already signalled end-of-input-stream,
1831    // the end-of-output-stream is implied.
1832    if (mSignalledEOS
1833            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
1834                == mPortBuffers[kPortIndexInput].size()
1835            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
1836                == mPortBuffers[kPortIndexOutput].size()) {
1837        mNoMoreOutputData = true;
1838        mBufferFilled.signal();
1839
1840        return;
1841    }
1842
1843    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1844    for (size_t i = 0; i < buffers->size(); ++i) {
1845        fillOutputBuffer(&buffers->editItemAt(i));
1846    }
1847}
1848
1849void OMXCodec::drainInputBuffers() {
1850    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1851
1852    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1853    for (size_t i = 0; i < buffers->size(); ++i) {
1854        drainInputBuffer(&buffers->editItemAt(i));
1855    }
1856}
1857
1858void OMXCodec::drainInputBuffer(BufferInfo *info) {
1859    CHECK_EQ(info->mOwnedByComponent, false);
1860
1861    if (mSignalledEOS) {
1862        return;
1863    }
1864
1865    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1866        const CodecSpecificData *specific =
1867            mCodecSpecificData[mCodecSpecificDataIndex];
1868
1869        size_t size = specific->mSize;
1870
1871        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1872                && !(mQuirks & kWantsNALFragments)) {
1873            static const uint8_t kNALStartCode[4] =
1874                    { 0x00, 0x00, 0x00, 0x01 };
1875
1876            CHECK(info->mSize >= specific->mSize + 4);
1877
1878            size += 4;
1879
1880            memcpy(info->mData, kNALStartCode, 4);
1881            memcpy((uint8_t *)info->mData + 4,
1882                   specific->mData, specific->mSize);
1883        } else {
1884            CHECK(info->mSize >= specific->mSize);
1885            memcpy(info->mData, specific->mData, specific->mSize);
1886        }
1887
1888        mNoMoreOutputData = false;
1889
1890        CODEC_LOGV("calling emptyBuffer with codec specific data");
1891
1892        status_t err = mOMX->emptyBuffer(
1893                mNode, info->mBuffer, 0, size,
1894                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1895                0);
1896        CHECK_EQ(err, OK);
1897
1898        info->mOwnedByComponent = true;
1899
1900        ++mCodecSpecificDataIndex;
1901        return;
1902    }
1903
1904    MediaBuffer *srcBuffer;
1905    status_t err;
1906    if (mSeekTimeUs >= 0) {
1907        MediaSource::ReadOptions options;
1908        options.setSeekTo(mSeekTimeUs);
1909
1910        mSeekTimeUs = -1;
1911        mBufferFilled.signal();
1912
1913        err = mSource->read(&srcBuffer, &options);
1914    } else {
1915        err = mSource->read(&srcBuffer);
1916    }
1917
1918    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1919    OMX_TICKS timestampUs = 0;
1920    size_t srcLength = 0;
1921
1922    if (err != OK) {
1923        CODEC_LOGV("signalling end of input stream.");
1924        flags |= OMX_BUFFERFLAG_EOS;
1925
1926        mSignalledEOS = true;
1927    } else {
1928        mNoMoreOutputData = false;
1929
1930        srcLength = srcBuffer->range_length();
1931
1932        if (info->mSize < srcLength) {
1933            LOGE("info->mSize = %d, srcLength = %d",
1934                 info->mSize, srcLength);
1935        }
1936        CHECK(info->mSize >= srcLength);
1937        memcpy(info->mData,
1938               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1939               srcLength);
1940
1941        if (srcBuffer->meta_data()->findInt64(kKeyTime, &timestampUs)) {
1942            CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
1943                       "timestamp %lld us (%.2f secs)",
1944                       info->mBuffer, srcLength,
1945                       timestampUs, timestampUs / 1E6);
1946        }
1947    }
1948
1949    if (srcBuffer != NULL) {
1950        srcBuffer->release();
1951        srcBuffer = NULL;
1952    }
1953
1954    err = mOMX->emptyBuffer(
1955            mNode, info->mBuffer, 0, srcLength,
1956            flags, timestampUs);
1957
1958    if (err != OK) {
1959        setState(ERROR);
1960        return;
1961    }
1962
1963    info->mOwnedByComponent = true;
1964
1965    // This component does not ever signal the EOS flag on output buffers,
1966    // Thanks for nothing.
1967    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
1968        mNoMoreOutputData = true;
1969        mBufferFilled.signal();
1970    }
1971}
1972
1973void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1974    CHECK_EQ(info->mOwnedByComponent, false);
1975
1976    if (mNoMoreOutputData) {
1977        CODEC_LOGV("There is no more output data available, not "
1978             "calling fillOutputBuffer");
1979        return;
1980    }
1981
1982    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1983    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
1984    CHECK_EQ(err, OK);
1985
1986    info->mOwnedByComponent = true;
1987}
1988
1989void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1990    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1991    for (size_t i = 0; i < buffers->size(); ++i) {
1992        if ((*buffers)[i].mBuffer == buffer) {
1993            drainInputBuffer(&buffers->editItemAt(i));
1994            return;
1995        }
1996    }
1997
1998    CHECK(!"should not be here.");
1999}
2000
2001void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2002    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2003    for (size_t i = 0; i < buffers->size(); ++i) {
2004        if ((*buffers)[i].mBuffer == buffer) {
2005            fillOutputBuffer(&buffers->editItemAt(i));
2006            return;
2007        }
2008    }
2009
2010    CHECK(!"should not be here.");
2011}
2012
2013void OMXCodec::setState(State newState) {
2014    mState = newState;
2015    mAsyncCompletion.signal();
2016
2017    // This may cause some spurious wakeups but is necessary to
2018    // unblock the reader if we enter ERROR state.
2019    mBufferFilled.signal();
2020}
2021
2022void OMXCodec::setRawAudioFormat(
2023        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2024    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2025    InitOMXParams(&pcmParams);
2026    pcmParams.nPortIndex = portIndex;
2027
2028    status_t err = mOMX->getParameter(
2029            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2030
2031    CHECK_EQ(err, OK);
2032
2033    pcmParams.nChannels = numChannels;
2034    pcmParams.eNumData = OMX_NumericalDataSigned;
2035    pcmParams.bInterleaved = OMX_TRUE;
2036    pcmParams.nBitPerSample = 16;
2037    pcmParams.nSamplingRate = sampleRate;
2038    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2039
2040    if (numChannels == 1) {
2041        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2042    } else {
2043        CHECK_EQ(numChannels, 2);
2044
2045        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2046        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2047    }
2048
2049    err = mOMX->setParameter(
2050            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2051
2052    CHECK_EQ(err, OK);
2053}
2054
2055void OMXCodec::setAMRFormat(bool isWAMR) {
2056    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2057
2058    OMX_AUDIO_PARAM_AMRTYPE def;
2059    InitOMXParams(&def);
2060    def.nPortIndex = portIndex;
2061
2062    status_t err =
2063        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2064
2065    CHECK_EQ(err, OK);
2066
2067    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2068    def.eAMRBandMode =
2069        isWAMR ? OMX_AUDIO_AMRBandModeWB0 : OMX_AUDIO_AMRBandModeNB0;
2070
2071    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2072    CHECK_EQ(err, OK);
2073
2074    ////////////////////////
2075
2076    if (mIsEncoder) {
2077        sp<MetaData> format = mSource->getFormat();
2078        int32_t sampleRate;
2079        int32_t numChannels;
2080        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2081        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2082
2083        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2084    }
2085}
2086
2087void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
2088    if (mIsEncoder) {
2089        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2090    } else {
2091        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2092        InitOMXParams(&profile);
2093        profile.nPortIndex = kPortIndexInput;
2094
2095        status_t err = mOMX->getParameter(
2096                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2097        CHECK_EQ(err, OK);
2098
2099        profile.nChannels = numChannels;
2100        profile.nSampleRate = sampleRate;
2101        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2102
2103        err = mOMX->setParameter(
2104                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2105        CHECK_EQ(err, OK);
2106    }
2107}
2108
2109void OMXCodec::setImageOutputFormat(
2110        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2111    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2112
2113#if 0
2114    OMX_INDEXTYPE index;
2115    status_t err = mOMX->get_extension_index(
2116            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2117    CHECK_EQ(err, OK);
2118
2119    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2120    CHECK_EQ(err, OK);
2121#endif
2122
2123    OMX_PARAM_PORTDEFINITIONTYPE def;
2124    InitOMXParams(&def);
2125    def.nPortIndex = kPortIndexOutput;
2126
2127    status_t err = mOMX->getParameter(
2128            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2129    CHECK_EQ(err, OK);
2130
2131    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2132
2133    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2134
2135    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2136    imageDef->eColorFormat = format;
2137    imageDef->nFrameWidth = width;
2138    imageDef->nFrameHeight = height;
2139
2140    switch (format) {
2141        case OMX_COLOR_FormatYUV420PackedPlanar:
2142        case OMX_COLOR_FormatYUV411Planar:
2143        {
2144            def.nBufferSize = (width * height * 3) / 2;
2145            break;
2146        }
2147
2148        case OMX_COLOR_FormatCbYCrY:
2149        {
2150            def.nBufferSize = width * height * 2;
2151            break;
2152        }
2153
2154        case OMX_COLOR_Format32bitARGB8888:
2155        {
2156            def.nBufferSize = width * height * 4;
2157            break;
2158        }
2159
2160        case OMX_COLOR_Format16bitARGB4444:
2161        case OMX_COLOR_Format16bitARGB1555:
2162        case OMX_COLOR_Format16bitRGB565:
2163        case OMX_COLOR_Format16bitBGR565:
2164        {
2165            def.nBufferSize = width * height * 2;
2166            break;
2167        }
2168
2169        default:
2170            CHECK(!"Should not be here. Unknown color format.");
2171            break;
2172    }
2173
2174    def.nBufferCountActual = def.nBufferCountMin;
2175
2176    err = mOMX->setParameter(
2177            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2178    CHECK_EQ(err, OK);
2179}
2180
2181void OMXCodec::setJPEGInputFormat(
2182        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2183    OMX_PARAM_PORTDEFINITIONTYPE def;
2184    InitOMXParams(&def);
2185    def.nPortIndex = kPortIndexInput;
2186
2187    status_t err = mOMX->getParameter(
2188            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2189    CHECK_EQ(err, OK);
2190
2191    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2192    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2193
2194    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2195    imageDef->nFrameWidth = width;
2196    imageDef->nFrameHeight = height;
2197
2198    def.nBufferSize = compressedSize;
2199    def.nBufferCountActual = def.nBufferCountMin;
2200
2201    err = mOMX->setParameter(
2202            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2203    CHECK_EQ(err, OK);
2204}
2205
2206void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2207    CodecSpecificData *specific =
2208        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2209
2210    specific->mSize = size;
2211    memcpy(specific->mData, data, size);
2212
2213    mCodecSpecificData.push(specific);
2214}
2215
2216void OMXCodec::clearCodecSpecificData() {
2217    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2218        free(mCodecSpecificData.editItemAt(i));
2219    }
2220    mCodecSpecificData.clear();
2221    mCodecSpecificDataIndex = 0;
2222}
2223
2224status_t OMXCodec::start(MetaData *) {
2225    Mutex::Autolock autoLock(mLock);
2226
2227    if (mState != LOADED) {
2228        return UNKNOWN_ERROR;
2229    }
2230
2231    sp<MetaData> params = new MetaData;
2232    if (mQuirks & kWantsNALFragments) {
2233        params->setInt32(kKeyWantsNALFragments, true);
2234    }
2235    status_t err = mSource->start(params.get());
2236
2237    if (err != OK) {
2238        return err;
2239    }
2240
2241    mCodecSpecificDataIndex = 0;
2242    mInitialBufferSubmit = true;
2243    mSignalledEOS = false;
2244    mNoMoreOutputData = false;
2245    mOutputPortSettingsHaveChanged = false;
2246    mSeekTimeUs = -1;
2247    mFilledBuffers.clear();
2248
2249    return init();
2250}
2251
2252status_t OMXCodec::stop() {
2253    CODEC_LOGV("stop");
2254
2255    Mutex::Autolock autoLock(mLock);
2256
2257    while (isIntermediateState(mState)) {
2258        mAsyncCompletion.wait(mLock);
2259    }
2260
2261    switch (mState) {
2262        case LOADED:
2263        case ERROR:
2264            break;
2265
2266        case EXECUTING:
2267        {
2268            setState(EXECUTING_TO_IDLE);
2269
2270            if (mQuirks & kRequiresFlushBeforeShutdown) {
2271                CODEC_LOGV("This component requires a flush before transitioning "
2272                     "from EXECUTING to IDLE...");
2273
2274                bool emulateInputFlushCompletion =
2275                    !flushPortAsync(kPortIndexInput);
2276
2277                bool emulateOutputFlushCompletion =
2278                    !flushPortAsync(kPortIndexOutput);
2279
2280                if (emulateInputFlushCompletion) {
2281                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2282                }
2283
2284                if (emulateOutputFlushCompletion) {
2285                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2286                }
2287            } else {
2288                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2289                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2290
2291                status_t err =
2292                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2293                CHECK_EQ(err, OK);
2294            }
2295
2296            while (mState != LOADED && mState != ERROR) {
2297                mAsyncCompletion.wait(mLock);
2298            }
2299
2300            break;
2301        }
2302
2303        default:
2304        {
2305            CHECK(!"should not be here.");
2306            break;
2307        }
2308    }
2309
2310    mSource->stop();
2311
2312    return OK;
2313}
2314
2315sp<MetaData> OMXCodec::getFormat() {
2316    Mutex::Autolock autoLock(mLock);
2317
2318    return mOutputFormat;
2319}
2320
2321status_t OMXCodec::read(
2322        MediaBuffer **buffer, const ReadOptions *options) {
2323    *buffer = NULL;
2324
2325    Mutex::Autolock autoLock(mLock);
2326
2327    if (mState != EXECUTING && mState != RECONFIGURING) {
2328        return UNKNOWN_ERROR;
2329    }
2330
2331    bool seeking = false;
2332    int64_t seekTimeUs;
2333    if (options && options->getSeekTo(&seekTimeUs)) {
2334        seeking = true;
2335    }
2336
2337    if (mInitialBufferSubmit) {
2338        mInitialBufferSubmit = false;
2339
2340        if (seeking) {
2341            CHECK(seekTimeUs >= 0);
2342            mSeekTimeUs = seekTimeUs;
2343
2344            // There's no reason to trigger the code below, there's
2345            // nothing to flush yet.
2346            seeking = false;
2347        }
2348
2349        drainInputBuffers();
2350
2351        if (mState == EXECUTING) {
2352            // Otherwise mState == RECONFIGURING and this code will trigger
2353            // after the output port is reenabled.
2354            fillOutputBuffers();
2355        }
2356    }
2357
2358    if (seeking) {
2359        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2360
2361        mSignalledEOS = false;
2362
2363        CHECK(seekTimeUs >= 0);
2364        mSeekTimeUs = seekTimeUs;
2365
2366        mFilledBuffers.clear();
2367
2368        CHECK_EQ(mState, EXECUTING);
2369
2370        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2371        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2372
2373        if (emulateInputFlushCompletion) {
2374            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2375        }
2376
2377        if (emulateOutputFlushCompletion) {
2378            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2379        }
2380
2381        while (mSeekTimeUs >= 0) {
2382            mBufferFilled.wait(mLock);
2383        }
2384    }
2385
2386    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2387        mBufferFilled.wait(mLock);
2388    }
2389
2390    if (mState == ERROR) {
2391        return UNKNOWN_ERROR;
2392    }
2393
2394    if (mFilledBuffers.empty()) {
2395        return ERROR_END_OF_STREAM;
2396    }
2397
2398    if (mOutputPortSettingsHaveChanged) {
2399        mOutputPortSettingsHaveChanged = false;
2400
2401        return INFO_FORMAT_CHANGED;
2402    }
2403
2404    size_t index = *mFilledBuffers.begin();
2405    mFilledBuffers.erase(mFilledBuffers.begin());
2406
2407    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2408    info->mMediaBuffer->add_ref();
2409    *buffer = info->mMediaBuffer;
2410
2411    return OK;
2412}
2413
2414void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2415    Mutex::Autolock autoLock(mLock);
2416
2417    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2418    for (size_t i = 0; i < buffers->size(); ++i) {
2419        BufferInfo *info = &buffers->editItemAt(i);
2420
2421        if (info->mMediaBuffer == buffer) {
2422            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2423            fillOutputBuffer(info);
2424            return;
2425        }
2426    }
2427
2428    CHECK(!"should not be here.");
2429}
2430
2431static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2432    static const char *kNames[] = {
2433        "OMX_IMAGE_CodingUnused",
2434        "OMX_IMAGE_CodingAutoDetect",
2435        "OMX_IMAGE_CodingJPEG",
2436        "OMX_IMAGE_CodingJPEG2K",
2437        "OMX_IMAGE_CodingEXIF",
2438        "OMX_IMAGE_CodingTIFF",
2439        "OMX_IMAGE_CodingGIF",
2440        "OMX_IMAGE_CodingPNG",
2441        "OMX_IMAGE_CodingLZW",
2442        "OMX_IMAGE_CodingBMP",
2443    };
2444
2445    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2446
2447    if (type < 0 || (size_t)type >= numNames) {
2448        return "UNKNOWN";
2449    } else {
2450        return kNames[type];
2451    }
2452}
2453
2454static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2455    static const char *kNames[] = {
2456        "OMX_COLOR_FormatUnused",
2457        "OMX_COLOR_FormatMonochrome",
2458        "OMX_COLOR_Format8bitRGB332",
2459        "OMX_COLOR_Format12bitRGB444",
2460        "OMX_COLOR_Format16bitARGB4444",
2461        "OMX_COLOR_Format16bitARGB1555",
2462        "OMX_COLOR_Format16bitRGB565",
2463        "OMX_COLOR_Format16bitBGR565",
2464        "OMX_COLOR_Format18bitRGB666",
2465        "OMX_COLOR_Format18bitARGB1665",
2466        "OMX_COLOR_Format19bitARGB1666",
2467        "OMX_COLOR_Format24bitRGB888",
2468        "OMX_COLOR_Format24bitBGR888",
2469        "OMX_COLOR_Format24bitARGB1887",
2470        "OMX_COLOR_Format25bitARGB1888",
2471        "OMX_COLOR_Format32bitBGRA8888",
2472        "OMX_COLOR_Format32bitARGB8888",
2473        "OMX_COLOR_FormatYUV411Planar",
2474        "OMX_COLOR_FormatYUV411PackedPlanar",
2475        "OMX_COLOR_FormatYUV420Planar",
2476        "OMX_COLOR_FormatYUV420PackedPlanar",
2477        "OMX_COLOR_FormatYUV420SemiPlanar",
2478        "OMX_COLOR_FormatYUV422Planar",
2479        "OMX_COLOR_FormatYUV422PackedPlanar",
2480        "OMX_COLOR_FormatYUV422SemiPlanar",
2481        "OMX_COLOR_FormatYCbYCr",
2482        "OMX_COLOR_FormatYCrYCb",
2483        "OMX_COLOR_FormatCbYCrY",
2484        "OMX_COLOR_FormatCrYCbY",
2485        "OMX_COLOR_FormatYUV444Interleaved",
2486        "OMX_COLOR_FormatRawBayer8bit",
2487        "OMX_COLOR_FormatRawBayer10bit",
2488        "OMX_COLOR_FormatRawBayer8bitcompressed",
2489        "OMX_COLOR_FormatL2",
2490        "OMX_COLOR_FormatL4",
2491        "OMX_COLOR_FormatL8",
2492        "OMX_COLOR_FormatL16",
2493        "OMX_COLOR_FormatL24",
2494        "OMX_COLOR_FormatL32",
2495        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2496        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2497        "OMX_COLOR_Format18BitBGR666",
2498        "OMX_COLOR_Format24BitARGB6666",
2499        "OMX_COLOR_Format24BitABGR6666",
2500    };
2501
2502    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2503
2504    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2505        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2506    } else if (type < 0 || (size_t)type >= numNames) {
2507        return "UNKNOWN";
2508    } else {
2509        return kNames[type];
2510    }
2511}
2512
2513static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2514    static const char *kNames[] = {
2515        "OMX_VIDEO_CodingUnused",
2516        "OMX_VIDEO_CodingAutoDetect",
2517        "OMX_VIDEO_CodingMPEG2",
2518        "OMX_VIDEO_CodingH263",
2519        "OMX_VIDEO_CodingMPEG4",
2520        "OMX_VIDEO_CodingWMV",
2521        "OMX_VIDEO_CodingRV",
2522        "OMX_VIDEO_CodingAVC",
2523        "OMX_VIDEO_CodingMJPEG",
2524    };
2525
2526    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2527
2528    if (type < 0 || (size_t)type >= numNames) {
2529        return "UNKNOWN";
2530    } else {
2531        return kNames[type];
2532    }
2533}
2534
2535static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2536    static const char *kNames[] = {
2537        "OMX_AUDIO_CodingUnused",
2538        "OMX_AUDIO_CodingAutoDetect",
2539        "OMX_AUDIO_CodingPCM",
2540        "OMX_AUDIO_CodingADPCM",
2541        "OMX_AUDIO_CodingAMR",
2542        "OMX_AUDIO_CodingGSMFR",
2543        "OMX_AUDIO_CodingGSMEFR",
2544        "OMX_AUDIO_CodingGSMHR",
2545        "OMX_AUDIO_CodingPDCFR",
2546        "OMX_AUDIO_CodingPDCEFR",
2547        "OMX_AUDIO_CodingPDCHR",
2548        "OMX_AUDIO_CodingTDMAFR",
2549        "OMX_AUDIO_CodingTDMAEFR",
2550        "OMX_AUDIO_CodingQCELP8",
2551        "OMX_AUDIO_CodingQCELP13",
2552        "OMX_AUDIO_CodingEVRC",
2553        "OMX_AUDIO_CodingSMV",
2554        "OMX_AUDIO_CodingG711",
2555        "OMX_AUDIO_CodingG723",
2556        "OMX_AUDIO_CodingG726",
2557        "OMX_AUDIO_CodingG729",
2558        "OMX_AUDIO_CodingAAC",
2559        "OMX_AUDIO_CodingMP3",
2560        "OMX_AUDIO_CodingSBC",
2561        "OMX_AUDIO_CodingVORBIS",
2562        "OMX_AUDIO_CodingWMA",
2563        "OMX_AUDIO_CodingRA",
2564        "OMX_AUDIO_CodingMIDI",
2565    };
2566
2567    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2568
2569    if (type < 0 || (size_t)type >= numNames) {
2570        return "UNKNOWN";
2571    } else {
2572        return kNames[type];
2573    }
2574}
2575
2576static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2577    static const char *kNames[] = {
2578        "OMX_AUDIO_PCMModeLinear",
2579        "OMX_AUDIO_PCMModeALaw",
2580        "OMX_AUDIO_PCMModeMULaw",
2581    };
2582
2583    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2584
2585    if (type < 0 || (size_t)type >= numNames) {
2586        return "UNKNOWN";
2587    } else {
2588        return kNames[type];
2589    }
2590}
2591
2592static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2593    static const char *kNames[] = {
2594        "OMX_AUDIO_AMRBandModeUnused",
2595        "OMX_AUDIO_AMRBandModeNB0",
2596        "OMX_AUDIO_AMRBandModeNB1",
2597        "OMX_AUDIO_AMRBandModeNB2",
2598        "OMX_AUDIO_AMRBandModeNB3",
2599        "OMX_AUDIO_AMRBandModeNB4",
2600        "OMX_AUDIO_AMRBandModeNB5",
2601        "OMX_AUDIO_AMRBandModeNB6",
2602        "OMX_AUDIO_AMRBandModeNB7",
2603        "OMX_AUDIO_AMRBandModeWB0",
2604        "OMX_AUDIO_AMRBandModeWB1",
2605        "OMX_AUDIO_AMRBandModeWB2",
2606        "OMX_AUDIO_AMRBandModeWB3",
2607        "OMX_AUDIO_AMRBandModeWB4",
2608        "OMX_AUDIO_AMRBandModeWB5",
2609        "OMX_AUDIO_AMRBandModeWB6",
2610        "OMX_AUDIO_AMRBandModeWB7",
2611        "OMX_AUDIO_AMRBandModeWB8",
2612    };
2613
2614    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2615
2616    if (type < 0 || (size_t)type >= numNames) {
2617        return "UNKNOWN";
2618    } else {
2619        return kNames[type];
2620    }
2621}
2622
2623static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2624    static const char *kNames[] = {
2625        "OMX_AUDIO_AMRFrameFormatConformance",
2626        "OMX_AUDIO_AMRFrameFormatIF1",
2627        "OMX_AUDIO_AMRFrameFormatIF2",
2628        "OMX_AUDIO_AMRFrameFormatFSF",
2629        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2630        "OMX_AUDIO_AMRFrameFormatITU",
2631    };
2632
2633    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2634
2635    if (type < 0 || (size_t)type >= numNames) {
2636        return "UNKNOWN";
2637    } else {
2638        return kNames[type];
2639    }
2640}
2641
2642void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2643    OMX_PARAM_PORTDEFINITIONTYPE def;
2644    InitOMXParams(&def);
2645    def.nPortIndex = portIndex;
2646
2647    status_t err = mOMX->getParameter(
2648            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2649    CHECK_EQ(err, OK);
2650
2651    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2652
2653    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2654          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2655
2656    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2657    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2658    printf("  nBufferSize = %ld\n", def.nBufferSize);
2659
2660    switch (def.eDomain) {
2661        case OMX_PortDomainImage:
2662        {
2663            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2664
2665            printf("\n");
2666            printf("  // Image\n");
2667            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2668            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2669            printf("  nStride = %ld\n", imageDef->nStride);
2670
2671            printf("  eCompressionFormat = %s\n",
2672                   imageCompressionFormatString(imageDef->eCompressionFormat));
2673
2674            printf("  eColorFormat = %s\n",
2675                   colorFormatString(imageDef->eColorFormat));
2676
2677            break;
2678        }
2679
2680        case OMX_PortDomainVideo:
2681        {
2682            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2683
2684            printf("\n");
2685            printf("  // Video\n");
2686            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2687            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2688            printf("  nStride = %ld\n", videoDef->nStride);
2689
2690            printf("  eCompressionFormat = %s\n",
2691                   videoCompressionFormatString(videoDef->eCompressionFormat));
2692
2693            printf("  eColorFormat = %s\n",
2694                   colorFormatString(videoDef->eColorFormat));
2695
2696            break;
2697        }
2698
2699        case OMX_PortDomainAudio:
2700        {
2701            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2702
2703            printf("\n");
2704            printf("  // Audio\n");
2705            printf("  eEncoding = %s\n",
2706                   audioCodingTypeString(audioDef->eEncoding));
2707
2708            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2709                OMX_AUDIO_PARAM_PCMMODETYPE params;
2710                InitOMXParams(&params);
2711                params.nPortIndex = portIndex;
2712
2713                err = mOMX->getParameter(
2714                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2715                CHECK_EQ(err, OK);
2716
2717                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2718                printf("  nChannels = %ld\n", params.nChannels);
2719                printf("  bInterleaved = %d\n", params.bInterleaved);
2720                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2721
2722                printf("  eNumData = %s\n",
2723                       params.eNumData == OMX_NumericalDataSigned
2724                        ? "signed" : "unsigned");
2725
2726                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2727            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2728                OMX_AUDIO_PARAM_AMRTYPE amr;
2729                InitOMXParams(&amr);
2730                amr.nPortIndex = portIndex;
2731
2732                err = mOMX->getParameter(
2733                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2734                CHECK_EQ(err, OK);
2735
2736                printf("  nChannels = %ld\n", amr.nChannels);
2737                printf("  eAMRBandMode = %s\n",
2738                        amrBandModeString(amr.eAMRBandMode));
2739                printf("  eAMRFrameFormat = %s\n",
2740                        amrFrameFormatString(amr.eAMRFrameFormat));
2741            }
2742
2743            break;
2744        }
2745
2746        default:
2747        {
2748            printf("  // Unknown\n");
2749            break;
2750        }
2751    }
2752
2753    printf("}\n");
2754}
2755
2756void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2757    mOutputFormat = new MetaData;
2758    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2759
2760    OMX_PARAM_PORTDEFINITIONTYPE def;
2761    InitOMXParams(&def);
2762    def.nPortIndex = kPortIndexOutput;
2763
2764    status_t err = mOMX->getParameter(
2765            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2766    CHECK_EQ(err, OK);
2767
2768    switch (def.eDomain) {
2769        case OMX_PortDomainImage:
2770        {
2771            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2772            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2773
2774            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2775            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2776            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2777            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2778            break;
2779        }
2780
2781        case OMX_PortDomainAudio:
2782        {
2783            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2784
2785            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2786                OMX_AUDIO_PARAM_PCMMODETYPE params;
2787                InitOMXParams(&params);
2788                params.nPortIndex = kPortIndexOutput;
2789
2790                err = mOMX->getParameter(
2791                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2792                CHECK_EQ(err, OK);
2793
2794                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2795                CHECK_EQ(params.nBitPerSample, 16);
2796                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2797
2798                int32_t numChannels, sampleRate;
2799                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2800                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2801
2802                if ((OMX_U32)numChannels != params.nChannels) {
2803                    LOGW("Codec outputs a different number of channels than "
2804                         "the input stream contains (contains %d channels, "
2805                         "codec outputs %ld channels).",
2806                         numChannels, params.nChannels);
2807                }
2808
2809                mOutputFormat->setCString(
2810                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2811
2812                // Use the codec-advertised number of channels, as some
2813                // codecs appear to output stereo even if the input data is
2814                // mono. If we know the codec lies about this information,
2815                // use the actual number of channels instead.
2816                mOutputFormat->setInt32(
2817                        kKeyChannelCount,
2818                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
2819                            ? numChannels : params.nChannels);
2820
2821                // The codec-reported sampleRate is not reliable...
2822                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2823            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2824                OMX_AUDIO_PARAM_AMRTYPE amr;
2825                InitOMXParams(&amr);
2826                amr.nPortIndex = kPortIndexOutput;
2827
2828                err = mOMX->getParameter(
2829                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2830                CHECK_EQ(err, OK);
2831
2832                CHECK_EQ(amr.nChannels, 1);
2833                mOutputFormat->setInt32(kKeyChannelCount, 1);
2834
2835                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2836                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2837                    mOutputFormat->setCString(
2838                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2839                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2840                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2841                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2842                    mOutputFormat->setCString(
2843                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2844                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2845                } else {
2846                    CHECK(!"Unknown AMR band mode.");
2847                }
2848            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2849                mOutputFormat->setCString(
2850                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2851            } else {
2852                CHECK(!"Should not be here. Unknown audio encoding.");
2853            }
2854            break;
2855        }
2856
2857        case OMX_PortDomainVideo:
2858        {
2859            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2860
2861            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2862                mOutputFormat->setCString(
2863                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2864            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2865                mOutputFormat->setCString(
2866                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2867            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2868                mOutputFormat->setCString(
2869                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2870            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2871                mOutputFormat->setCString(
2872                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2873            } else {
2874                CHECK(!"Unknown compression format.");
2875            }
2876
2877            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2878                // This component appears to be lying to me.
2879                mOutputFormat->setInt32(
2880                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2881                mOutputFormat->setInt32(
2882                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2883            } else {
2884                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2885                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2886            }
2887
2888            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2889            break;
2890        }
2891
2892        default:
2893        {
2894            CHECK(!"should not be here, neither audio nor video.");
2895            break;
2896        }
2897    }
2898}
2899
2900////////////////////////////////////////////////////////////////////////////////
2901
2902status_t QueryCodecs(
2903        const sp<IOMX> &omx,
2904        const char *mime, bool queryDecoders,
2905        Vector<CodecCapabilities> *results) {
2906    results->clear();
2907
2908    for (int index = 0;; ++index) {
2909        const char *componentName;
2910
2911        if (!queryDecoders) {
2912            componentName = GetCodec(
2913                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2914                    mime, index);
2915        } else {
2916            componentName = GetCodec(
2917                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2918                    mime, index);
2919        }
2920
2921        if (!componentName) {
2922            return OK;
2923        }
2924
2925        sp<OMXCodecObserver> observer = new OMXCodecObserver;
2926        IOMX::node_id node;
2927        status_t err = omx->allocateNode(componentName, observer, &node);
2928
2929        if (err != OK) {
2930            continue;
2931        }
2932
2933        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2934
2935        results->push();
2936        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2937        caps->mComponentName = componentName;
2938
2939        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2940        InitOMXParams(&param);
2941
2942        param.nPortIndex = queryDecoders ? 0 : 1;
2943
2944        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2945            err = omx->getParameter(
2946                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2947                    &param, sizeof(param));
2948
2949            if (err != OK) {
2950                break;
2951            }
2952
2953            CodecProfileLevel profileLevel;
2954            profileLevel.mProfile = param.eProfile;
2955            profileLevel.mLevel = param.eLevel;
2956
2957            caps->mProfileLevels.push(profileLevel);
2958        }
2959
2960        CHECK_EQ(omx->freeNode(node), OK);
2961    }
2962}
2963
2964}  // namespace android
2965