OMXCodec.cpp revision ec9dd59902c8beea4ba6a842f3a843d46150d949 
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 (mState != ERROR
1288                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1289                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1290                drainInputBuffer(&buffers->editItemAt(i));
1291            }
1292            break;
1293        }
1294
1295        case omx_message::FILL_BUFFER_DONE:
1296        {
1297            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1298            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1299
1300            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1301                 buffer,
1302                 msg.u.extended_buffer_data.range_length,
1303                 flags,
1304                 msg.u.extended_buffer_data.timestamp,
1305                 msg.u.extended_buffer_data.timestamp / 1E6);
1306
1307            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1308            size_t i = 0;
1309            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1310                ++i;
1311            }
1312
1313            CHECK(i < buffers->size());
1314            BufferInfo *info = &buffers->editItemAt(i);
1315
1316            if (!info->mOwnedByComponent) {
1317                LOGW("We already own output buffer %p, yet received "
1318                     "a FILL_BUFFER_DONE.", buffer);
1319            }
1320
1321            info->mOwnedByComponent = false;
1322
1323            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1324                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1325
1326                status_t err =
1327                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1328                CHECK_EQ(err, OK);
1329
1330                buffers->removeAt(i);
1331#if 0
1332            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1333                       && (flags & OMX_BUFFERFLAG_EOS)) {
1334                CODEC_LOGV("No more output data.");
1335                mNoMoreOutputData = true;
1336                mBufferFilled.signal();
1337#endif
1338            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1339                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1340
1341                if (info->mMediaBuffer == NULL) {
1342                    CHECK(mOMXLivesLocally);
1343                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
1344                    CHECK(mQuirks & kDefersOutputBufferAllocation);
1345
1346                    // The qcom video decoders on Nexus don't actually allocate
1347                    // output buffer memory on a call to OMX_AllocateBuffer
1348                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
1349                    // structure is only filled in later.
1350
1351                    info->mMediaBuffer = new MediaBuffer(
1352                            msg.u.extended_buffer_data.data_ptr,
1353                            info->mSize);
1354                    info->mMediaBuffer->setObserver(this);
1355                }
1356
1357                MediaBuffer *buffer = info->mMediaBuffer;
1358
1359                buffer->set_range(
1360                        msg.u.extended_buffer_data.range_offset,
1361                        msg.u.extended_buffer_data.range_length);
1362
1363                buffer->meta_data()->clear();
1364
1365                buffer->meta_data()->setInt64(
1366                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1367
1368                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1369                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1370                }
1371                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1372                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1373                }
1374
1375                buffer->meta_data()->setPointer(
1376                        kKeyPlatformPrivate,
1377                        msg.u.extended_buffer_data.platform_private);
1378
1379                buffer->meta_data()->setPointer(
1380                        kKeyBufferID,
1381                        msg.u.extended_buffer_data.buffer);
1382
1383                mFilledBuffers.push_back(i);
1384                mBufferFilled.signal();
1385
1386                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1387                    CODEC_LOGV("No more output data.");
1388                    mNoMoreOutputData = true;
1389                }
1390            }
1391
1392            break;
1393        }
1394
1395        default:
1396        {
1397            CHECK(!"should not be here.");
1398            break;
1399        }
1400    }
1401}
1402
1403void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1404    switch (event) {
1405        case OMX_EventCmdComplete:
1406        {
1407            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1408            break;
1409        }
1410
1411        case OMX_EventError:
1412        {
1413            LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1414
1415            setState(ERROR);
1416            break;
1417        }
1418
1419        case OMX_EventPortSettingsChanged:
1420        {
1421            onPortSettingsChanged(data1);
1422            break;
1423        }
1424
1425#if 0
1426        case OMX_EventBufferFlag:
1427        {
1428            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1429
1430            if (data1 == kPortIndexOutput) {
1431                mNoMoreOutputData = true;
1432            }
1433            break;
1434        }
1435#endif
1436
1437        default:
1438        {
1439            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1440            break;
1441        }
1442    }
1443}
1444
1445// Has the format changed in any way that the client would have to be aware of?
1446static bool formatHasNotablyChanged(
1447        const sp<MetaData> &from, const sp<MetaData> &to) {
1448    if (from.get() == NULL && to.get() == NULL) {
1449        return false;
1450    }
1451
1452    if ((from.get() == NULL && to.get() != NULL)
1453        || (from.get() != NULL && to.get() == NULL)) {
1454        return true;
1455    }
1456
1457    const char *mime_from, *mime_to;
1458    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1459    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1460
1461    if (strcasecmp(mime_from, mime_to)) {
1462        return true;
1463    }
1464
1465    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1466        int32_t colorFormat_from, colorFormat_to;
1467        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1468        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1469
1470        if (colorFormat_from != colorFormat_to) {
1471            return true;
1472        }
1473
1474        int32_t width_from, width_to;
1475        CHECK(from->findInt32(kKeyWidth, &width_from));
1476        CHECK(to->findInt32(kKeyWidth, &width_to));
1477
1478        if (width_from != width_to) {
1479            return true;
1480        }
1481
1482        int32_t height_from, height_to;
1483        CHECK(from->findInt32(kKeyHeight, &height_from));
1484        CHECK(to->findInt32(kKeyHeight, &height_to));
1485
1486        if (height_from != height_to) {
1487            return true;
1488        }
1489    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1490        int32_t numChannels_from, numChannels_to;
1491        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1492        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1493
1494        if (numChannels_from != numChannels_to) {
1495            return true;
1496        }
1497
1498        int32_t sampleRate_from, sampleRate_to;
1499        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1500        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1501
1502        if (sampleRate_from != sampleRate_to) {
1503            return true;
1504        }
1505    }
1506
1507    return false;
1508}
1509
1510void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1511    switch (cmd) {
1512        case OMX_CommandStateSet:
1513        {
1514            onStateChange((OMX_STATETYPE)data);
1515            break;
1516        }
1517
1518        case OMX_CommandPortDisable:
1519        {
1520            OMX_U32 portIndex = data;
1521            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1522
1523            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1524            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1525            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1526
1527            mPortStatus[portIndex] = DISABLED;
1528
1529            if (mState == RECONFIGURING) {
1530                CHECK_EQ(portIndex, kPortIndexOutput);
1531
1532                sp<MetaData> oldOutputFormat = mOutputFormat;
1533                initOutputFormat(mSource->getFormat());
1534
1535                // Don't notify clients if the output port settings change
1536                // wasn't of importance to them, i.e. it may be that just the
1537                // number of buffers has changed and nothing else.
1538                mOutputPortSettingsHaveChanged =
1539                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1540
1541                enablePortAsync(portIndex);
1542
1543                status_t err = allocateBuffersOnPort(portIndex);
1544                CHECK_EQ(err, OK);
1545            }
1546            break;
1547        }
1548
1549        case OMX_CommandPortEnable:
1550        {
1551            OMX_U32 portIndex = data;
1552            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1553
1554            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1555            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1556
1557            mPortStatus[portIndex] = ENABLED;
1558
1559            if (mState == RECONFIGURING) {
1560                CHECK_EQ(portIndex, kPortIndexOutput);
1561
1562                setState(EXECUTING);
1563
1564                fillOutputBuffers();
1565            }
1566            break;
1567        }
1568
1569        case OMX_CommandFlush:
1570        {
1571            OMX_U32 portIndex = data;
1572
1573            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1574
1575            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1576            mPortStatus[portIndex] = ENABLED;
1577
1578            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1579                     mPortBuffers[portIndex].size());
1580
1581            if (mState == RECONFIGURING) {
1582                CHECK_EQ(portIndex, kPortIndexOutput);
1583
1584                disablePortAsync(portIndex);
1585            } else if (mState == EXECUTING_TO_IDLE) {
1586                if (mPortStatus[kPortIndexInput] == ENABLED
1587                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1588                    CODEC_LOGV("Finished flushing both ports, now completing "
1589                         "transition from EXECUTING to IDLE.");
1590
1591                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1592                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1593
1594                    status_t err =
1595                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1596                    CHECK_EQ(err, OK);
1597                }
1598            } else {
1599                // We're flushing both ports in preparation for seeking.
1600
1601                if (mPortStatus[kPortIndexInput] == ENABLED
1602                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1603                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1604                         " seek-time.");
1605
1606                    drainInputBuffers();
1607                    fillOutputBuffers();
1608                }
1609            }
1610
1611            break;
1612        }
1613
1614        default:
1615        {
1616            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1617            break;
1618        }
1619    }
1620}
1621
1622void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1623    CODEC_LOGV("onStateChange %d", newState);
1624
1625    switch (newState) {
1626        case OMX_StateIdle:
1627        {
1628            CODEC_LOGV("Now Idle.");
1629            if (mState == LOADED_TO_IDLE) {
1630                status_t err = mOMX->sendCommand(
1631                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1632
1633                CHECK_EQ(err, OK);
1634
1635                setState(IDLE_TO_EXECUTING);
1636            } else {
1637                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1638
1639                CHECK_EQ(
1640                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1641                    mPortBuffers[kPortIndexInput].size());
1642
1643                CHECK_EQ(
1644                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1645                    mPortBuffers[kPortIndexOutput].size());
1646
1647                status_t err = mOMX->sendCommand(
1648                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1649
1650                CHECK_EQ(err, OK);
1651
1652                err = freeBuffersOnPort(kPortIndexInput);
1653                CHECK_EQ(err, OK);
1654
1655                err = freeBuffersOnPort(kPortIndexOutput);
1656                CHECK_EQ(err, OK);
1657
1658                mPortStatus[kPortIndexInput] = ENABLED;
1659                mPortStatus[kPortIndexOutput] = ENABLED;
1660
1661                setState(IDLE_TO_LOADED);
1662            }
1663            break;
1664        }
1665
1666        case OMX_StateExecuting:
1667        {
1668            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1669
1670            CODEC_LOGV("Now Executing.");
1671
1672            setState(EXECUTING);
1673
1674            // Buffers will be submitted to the component in the first
1675            // call to OMXCodec::read as mInitialBufferSubmit is true at
1676            // this point. This ensures that this on_message call returns,
1677            // releases the lock and ::init can notice the state change and
1678            // itself return.
1679            break;
1680        }
1681
1682        case OMX_StateLoaded:
1683        {
1684            CHECK_EQ(mState, IDLE_TO_LOADED);
1685
1686            CODEC_LOGV("Now Loaded.");
1687
1688            setState(LOADED);
1689            break;
1690        }
1691
1692        case OMX_StateInvalid:
1693        {
1694            setState(ERROR);
1695            break;
1696        }
1697
1698        default:
1699        {
1700            CHECK(!"should not be here.");
1701            break;
1702        }
1703    }
1704}
1705
1706// static
1707size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1708    size_t n = 0;
1709    for (size_t i = 0; i < buffers.size(); ++i) {
1710        if (!buffers[i].mOwnedByComponent) {
1711            ++n;
1712        }
1713    }
1714
1715    return n;
1716}
1717
1718status_t OMXCodec::freeBuffersOnPort(
1719        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1720    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1721
1722    status_t stickyErr = OK;
1723
1724    for (size_t i = buffers->size(); i-- > 0;) {
1725        BufferInfo *info = &buffers->editItemAt(i);
1726
1727        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1728            continue;
1729        }
1730
1731        CHECK_EQ(info->mOwnedByComponent, false);
1732
1733        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1734
1735        status_t err =
1736            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1737
1738        if (err != OK) {
1739            stickyErr = err;
1740        }
1741
1742        if (info->mMediaBuffer != NULL) {
1743            info->mMediaBuffer->setObserver(NULL);
1744
1745            // Make sure nobody but us owns this buffer at this point.
1746            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1747
1748            info->mMediaBuffer->release();
1749        }
1750
1751        buffers->removeAt(i);
1752    }
1753
1754    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1755
1756    return stickyErr;
1757}
1758
1759void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1760    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1761
1762    CHECK_EQ(mState, EXECUTING);
1763    CHECK_EQ(portIndex, kPortIndexOutput);
1764    setState(RECONFIGURING);
1765
1766    if (mQuirks & kNeedsFlushBeforeDisable) {
1767        if (!flushPortAsync(portIndex)) {
1768            onCmdComplete(OMX_CommandFlush, portIndex);
1769        }
1770    } else {
1771        disablePortAsync(portIndex);
1772    }
1773}
1774
1775bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1776    CHECK(mState == EXECUTING || mState == RECONFIGURING
1777            || mState == EXECUTING_TO_IDLE);
1778
1779    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1780         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1781         mPortBuffers[portIndex].size());
1782
1783    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1784    mPortStatus[portIndex] = SHUTTING_DOWN;
1785
1786    if ((mQuirks & kRequiresFlushCompleteEmulation)
1787        && countBuffersWeOwn(mPortBuffers[portIndex])
1788                == mPortBuffers[portIndex].size()) {
1789        // No flush is necessary and this component fails to send a
1790        // flush-complete event in this case.
1791
1792        return false;
1793    }
1794
1795    status_t err =
1796        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1797    CHECK_EQ(err, OK);
1798
1799    return true;
1800}
1801
1802void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1803    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1804
1805    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1806    mPortStatus[portIndex] = DISABLING;
1807
1808    status_t err =
1809        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1810    CHECK_EQ(err, OK);
1811
1812    freeBuffersOnPort(portIndex, true);
1813}
1814
1815void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1816    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1817
1818    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1819    mPortStatus[portIndex] = ENABLING;
1820
1821    status_t err =
1822        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1823    CHECK_EQ(err, OK);
1824}
1825
1826void OMXCodec::fillOutputBuffers() {
1827    CHECK_EQ(mState, EXECUTING);
1828
1829    // This is a workaround for some decoders not properly reporting
1830    // end-of-output-stream. If we own all input buffers and also own
1831    // all output buffers and we already signalled end-of-input-stream,
1832    // the end-of-output-stream is implied.
1833    if (mSignalledEOS
1834            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
1835                == mPortBuffers[kPortIndexInput].size()
1836            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
1837                == mPortBuffers[kPortIndexOutput].size()) {
1838        mNoMoreOutputData = true;
1839        mBufferFilled.signal();
1840
1841        return;
1842    }
1843
1844    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1845    for (size_t i = 0; i < buffers->size(); ++i) {
1846        fillOutputBuffer(&buffers->editItemAt(i));
1847    }
1848}
1849
1850void OMXCodec::drainInputBuffers() {
1851    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1852
1853    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1854    for (size_t i = 0; i < buffers->size(); ++i) {
1855        drainInputBuffer(&buffers->editItemAt(i));
1856    }
1857}
1858
1859void OMXCodec::drainInputBuffer(BufferInfo *info) {
1860    CHECK_EQ(info->mOwnedByComponent, false);
1861
1862    if (mSignalledEOS) {
1863        return;
1864    }
1865
1866    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1867        const CodecSpecificData *specific =
1868            mCodecSpecificData[mCodecSpecificDataIndex];
1869
1870        size_t size = specific->mSize;
1871
1872        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1873                && !(mQuirks & kWantsNALFragments)) {
1874            static const uint8_t kNALStartCode[4] =
1875                    { 0x00, 0x00, 0x00, 0x01 };
1876
1877            CHECK(info->mSize >= specific->mSize + 4);
1878
1879            size += 4;
1880
1881            memcpy(info->mData, kNALStartCode, 4);
1882            memcpy((uint8_t *)info->mData + 4,
1883                   specific->mData, specific->mSize);
1884        } else {
1885            CHECK(info->mSize >= specific->mSize);
1886            memcpy(info->mData, specific->mData, specific->mSize);
1887        }
1888
1889        mNoMoreOutputData = false;
1890
1891        CODEC_LOGV("calling emptyBuffer with codec specific data");
1892
1893        status_t err = mOMX->emptyBuffer(
1894                mNode, info->mBuffer, 0, size,
1895                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1896                0);
1897        CHECK_EQ(err, OK);
1898
1899        info->mOwnedByComponent = true;
1900
1901        ++mCodecSpecificDataIndex;
1902        return;
1903    }
1904
1905    MediaBuffer *srcBuffer;
1906    status_t err;
1907    if (mSeekTimeUs >= 0) {
1908        MediaSource::ReadOptions options;
1909        options.setSeekTo(mSeekTimeUs);
1910
1911        mSeekTimeUs = -1;
1912        mBufferFilled.signal();
1913
1914        err = mSource->read(&srcBuffer, &options);
1915    } else {
1916        err = mSource->read(&srcBuffer);
1917    }
1918
1919    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1920    OMX_TICKS timestampUs = 0;
1921    size_t srcLength = 0;
1922
1923    if (err != OK) {
1924        CODEC_LOGV("signalling end of input stream.");
1925        flags |= OMX_BUFFERFLAG_EOS;
1926
1927        mSignalledEOS = true;
1928    } else {
1929        mNoMoreOutputData = false;
1930
1931        srcLength = srcBuffer->range_length();
1932
1933        if (info->mSize < srcLength) {
1934            LOGE("info->mSize = %d, srcLength = %d",
1935                 info->mSize, srcLength);
1936        }
1937        CHECK(info->mSize >= srcLength);
1938        memcpy(info->mData,
1939               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1940               srcLength);
1941
1942        if (srcBuffer->meta_data()->findInt64(kKeyTime, &timestampUs)) {
1943            CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
1944                       "timestamp %lld us (%.2f secs)",
1945                       info->mBuffer, srcLength,
1946                       timestampUs, timestampUs / 1E6);
1947        }
1948    }
1949
1950    if (srcBuffer != NULL) {
1951        srcBuffer->release();
1952        srcBuffer = NULL;
1953    }
1954
1955    err = mOMX->emptyBuffer(
1956            mNode, info->mBuffer, 0, srcLength,
1957            flags, timestampUs);
1958
1959    if (err != OK) {
1960        setState(ERROR);
1961        return;
1962    }
1963
1964    info->mOwnedByComponent = true;
1965
1966    // This component does not ever signal the EOS flag on output buffers,
1967    // Thanks for nothing.
1968    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
1969        mNoMoreOutputData = true;
1970        mBufferFilled.signal();
1971    }
1972}
1973
1974void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1975    CHECK_EQ(info->mOwnedByComponent, false);
1976
1977    if (mNoMoreOutputData) {
1978        CODEC_LOGV("There is no more output data available, not "
1979             "calling fillOutputBuffer");
1980        return;
1981    }
1982
1983    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1984    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
1985    CHECK_EQ(err, OK);
1986
1987    info->mOwnedByComponent = true;
1988}
1989
1990void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1991    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1992    for (size_t i = 0; i < buffers->size(); ++i) {
1993        if ((*buffers)[i].mBuffer == buffer) {
1994            drainInputBuffer(&buffers->editItemAt(i));
1995            return;
1996        }
1997    }
1998
1999    CHECK(!"should not be here.");
2000}
2001
2002void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2003    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2004    for (size_t i = 0; i < buffers->size(); ++i) {
2005        if ((*buffers)[i].mBuffer == buffer) {
2006            fillOutputBuffer(&buffers->editItemAt(i));
2007            return;
2008        }
2009    }
2010
2011    CHECK(!"should not be here.");
2012}
2013
2014void OMXCodec::setState(State newState) {
2015    mState = newState;
2016    mAsyncCompletion.signal();
2017
2018    // This may cause some spurious wakeups but is necessary to
2019    // unblock the reader if we enter ERROR state.
2020    mBufferFilled.signal();
2021}
2022
2023void OMXCodec::setRawAudioFormat(
2024        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2025    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2026    InitOMXParams(&pcmParams);
2027    pcmParams.nPortIndex = portIndex;
2028
2029    status_t err = mOMX->getParameter(
2030            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2031
2032    CHECK_EQ(err, OK);
2033
2034    pcmParams.nChannels = numChannels;
2035    pcmParams.eNumData = OMX_NumericalDataSigned;
2036    pcmParams.bInterleaved = OMX_TRUE;
2037    pcmParams.nBitPerSample = 16;
2038    pcmParams.nSamplingRate = sampleRate;
2039    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2040
2041    if (numChannels == 1) {
2042        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2043    } else {
2044        CHECK_EQ(numChannels, 2);
2045
2046        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2047        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2048    }
2049
2050    err = mOMX->setParameter(
2051            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2052
2053    CHECK_EQ(err, OK);
2054}
2055
2056void OMXCodec::setAMRFormat(bool isWAMR) {
2057    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2058
2059    OMX_AUDIO_PARAM_AMRTYPE def;
2060    InitOMXParams(&def);
2061    def.nPortIndex = portIndex;
2062
2063    status_t err =
2064        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2065
2066    CHECK_EQ(err, OK);
2067
2068    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2069    def.eAMRBandMode =
2070        isWAMR ? OMX_AUDIO_AMRBandModeWB0 : OMX_AUDIO_AMRBandModeNB0;
2071
2072    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2073    CHECK_EQ(err, OK);
2074
2075    ////////////////////////
2076
2077    if (mIsEncoder) {
2078        sp<MetaData> format = mSource->getFormat();
2079        int32_t sampleRate;
2080        int32_t numChannels;
2081        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2082        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2083
2084        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2085    }
2086}
2087
2088void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
2089    if (mIsEncoder) {
2090        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2091    } else {
2092        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2093        InitOMXParams(&profile);
2094        profile.nPortIndex = kPortIndexInput;
2095
2096        status_t err = mOMX->getParameter(
2097                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2098        CHECK_EQ(err, OK);
2099
2100        profile.nChannels = numChannels;
2101        profile.nSampleRate = sampleRate;
2102        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2103
2104        err = mOMX->setParameter(
2105                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2106        CHECK_EQ(err, OK);
2107    }
2108}
2109
2110void OMXCodec::setImageOutputFormat(
2111        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2112    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2113
2114#if 0
2115    OMX_INDEXTYPE index;
2116    status_t err = mOMX->get_extension_index(
2117            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2118    CHECK_EQ(err, OK);
2119
2120    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2121    CHECK_EQ(err, OK);
2122#endif
2123
2124    OMX_PARAM_PORTDEFINITIONTYPE def;
2125    InitOMXParams(&def);
2126    def.nPortIndex = kPortIndexOutput;
2127
2128    status_t err = mOMX->getParameter(
2129            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2130    CHECK_EQ(err, OK);
2131
2132    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2133
2134    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2135
2136    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2137    imageDef->eColorFormat = format;
2138    imageDef->nFrameWidth = width;
2139    imageDef->nFrameHeight = height;
2140
2141    switch (format) {
2142        case OMX_COLOR_FormatYUV420PackedPlanar:
2143        case OMX_COLOR_FormatYUV411Planar:
2144        {
2145            def.nBufferSize = (width * height * 3) / 2;
2146            break;
2147        }
2148
2149        case OMX_COLOR_FormatCbYCrY:
2150        {
2151            def.nBufferSize = width * height * 2;
2152            break;
2153        }
2154
2155        case OMX_COLOR_Format32bitARGB8888:
2156        {
2157            def.nBufferSize = width * height * 4;
2158            break;
2159        }
2160
2161        case OMX_COLOR_Format16bitARGB4444:
2162        case OMX_COLOR_Format16bitARGB1555:
2163        case OMX_COLOR_Format16bitRGB565:
2164        case OMX_COLOR_Format16bitBGR565:
2165        {
2166            def.nBufferSize = width * height * 2;
2167            break;
2168        }
2169
2170        default:
2171            CHECK(!"Should not be here. Unknown color format.");
2172            break;
2173    }
2174
2175    def.nBufferCountActual = def.nBufferCountMin;
2176
2177    err = mOMX->setParameter(
2178            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2179    CHECK_EQ(err, OK);
2180}
2181
2182void OMXCodec::setJPEGInputFormat(
2183        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2184    OMX_PARAM_PORTDEFINITIONTYPE def;
2185    InitOMXParams(&def);
2186    def.nPortIndex = kPortIndexInput;
2187
2188    status_t err = mOMX->getParameter(
2189            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2190    CHECK_EQ(err, OK);
2191
2192    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2193    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2194
2195    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2196    imageDef->nFrameWidth = width;
2197    imageDef->nFrameHeight = height;
2198
2199    def.nBufferSize = compressedSize;
2200    def.nBufferCountActual = def.nBufferCountMin;
2201
2202    err = mOMX->setParameter(
2203            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2204    CHECK_EQ(err, OK);
2205}
2206
2207void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2208    CodecSpecificData *specific =
2209        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2210
2211    specific->mSize = size;
2212    memcpy(specific->mData, data, size);
2213
2214    mCodecSpecificData.push(specific);
2215}
2216
2217void OMXCodec::clearCodecSpecificData() {
2218    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2219        free(mCodecSpecificData.editItemAt(i));
2220    }
2221    mCodecSpecificData.clear();
2222    mCodecSpecificDataIndex = 0;
2223}
2224
2225status_t OMXCodec::start(MetaData *) {
2226    Mutex::Autolock autoLock(mLock);
2227
2228    if (mState != LOADED) {
2229        return UNKNOWN_ERROR;
2230    }
2231
2232    sp<MetaData> params = new MetaData;
2233    if (mQuirks & kWantsNALFragments) {
2234        params->setInt32(kKeyWantsNALFragments, true);
2235    }
2236    status_t err = mSource->start(params.get());
2237
2238    if (err != OK) {
2239        return err;
2240    }
2241
2242    mCodecSpecificDataIndex = 0;
2243    mInitialBufferSubmit = true;
2244    mSignalledEOS = false;
2245    mNoMoreOutputData = false;
2246    mOutputPortSettingsHaveChanged = false;
2247    mSeekTimeUs = -1;
2248    mFilledBuffers.clear();
2249
2250    return init();
2251}
2252
2253status_t OMXCodec::stop() {
2254    CODEC_LOGV("stop mState=%d", mState);
2255
2256    Mutex::Autolock autoLock(mLock);
2257
2258    while (isIntermediateState(mState)) {
2259        mAsyncCompletion.wait(mLock);
2260    }
2261
2262    switch (mState) {
2263        case LOADED:
2264        case ERROR:
2265            break;
2266
2267        case EXECUTING:
2268        {
2269            setState(EXECUTING_TO_IDLE);
2270
2271            if (mQuirks & kRequiresFlushBeforeShutdown) {
2272                CODEC_LOGV("This component requires a flush before transitioning "
2273                     "from EXECUTING to IDLE...");
2274
2275                bool emulateInputFlushCompletion =
2276                    !flushPortAsync(kPortIndexInput);
2277
2278                bool emulateOutputFlushCompletion =
2279                    !flushPortAsync(kPortIndexOutput);
2280
2281                if (emulateInputFlushCompletion) {
2282                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2283                }
2284
2285                if (emulateOutputFlushCompletion) {
2286                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2287                }
2288            } else {
2289                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2290                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2291
2292                status_t err =
2293                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2294                CHECK_EQ(err, OK);
2295            }
2296
2297            while (mState != LOADED && mState != ERROR) {
2298                mAsyncCompletion.wait(mLock);
2299            }
2300
2301            break;
2302        }
2303
2304        default:
2305        {
2306            CHECK(!"should not be here.");
2307            break;
2308        }
2309    }
2310
2311    mSource->stop();
2312
2313    CODEC_LOGV("stopped");
2314
2315    return OK;
2316}
2317
2318sp<MetaData> OMXCodec::getFormat() {
2319    Mutex::Autolock autoLock(mLock);
2320
2321    return mOutputFormat;
2322}
2323
2324status_t OMXCodec::read(
2325        MediaBuffer **buffer, const ReadOptions *options) {
2326    *buffer = NULL;
2327
2328    Mutex::Autolock autoLock(mLock);
2329
2330    if (mState != EXECUTING && mState != RECONFIGURING) {
2331        return UNKNOWN_ERROR;
2332    }
2333
2334    bool seeking = false;
2335    int64_t seekTimeUs;
2336    if (options && options->getSeekTo(&seekTimeUs)) {
2337        seeking = true;
2338    }
2339
2340    if (mInitialBufferSubmit) {
2341        mInitialBufferSubmit = false;
2342
2343        if (seeking) {
2344            CHECK(seekTimeUs >= 0);
2345            mSeekTimeUs = seekTimeUs;
2346
2347            // There's no reason to trigger the code below, there's
2348            // nothing to flush yet.
2349            seeking = false;
2350        }
2351
2352        drainInputBuffers();
2353
2354        if (mState == EXECUTING) {
2355            // Otherwise mState == RECONFIGURING and this code will trigger
2356            // after the output port is reenabled.
2357            fillOutputBuffers();
2358        }
2359    }
2360
2361    if (seeking) {
2362        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2363
2364        mSignalledEOS = false;
2365
2366        CHECK(seekTimeUs >= 0);
2367        mSeekTimeUs = seekTimeUs;
2368
2369        mFilledBuffers.clear();
2370
2371        CHECK_EQ(mState, EXECUTING);
2372
2373        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2374        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2375
2376        if (emulateInputFlushCompletion) {
2377            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2378        }
2379
2380        if (emulateOutputFlushCompletion) {
2381            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2382        }
2383
2384        while (mSeekTimeUs >= 0) {
2385            mBufferFilled.wait(mLock);
2386        }
2387    }
2388
2389    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2390        mBufferFilled.wait(mLock);
2391    }
2392
2393    if (mState == ERROR) {
2394        return UNKNOWN_ERROR;
2395    }
2396
2397    if (mFilledBuffers.empty()) {
2398        return ERROR_END_OF_STREAM;
2399    }
2400
2401    if (mOutputPortSettingsHaveChanged) {
2402        mOutputPortSettingsHaveChanged = false;
2403
2404        return INFO_FORMAT_CHANGED;
2405    }
2406
2407    size_t index = *mFilledBuffers.begin();
2408    mFilledBuffers.erase(mFilledBuffers.begin());
2409
2410    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2411    info->mMediaBuffer->add_ref();
2412    *buffer = info->mMediaBuffer;
2413
2414    return OK;
2415}
2416
2417void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2418    Mutex::Autolock autoLock(mLock);
2419
2420    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2421    for (size_t i = 0; i < buffers->size(); ++i) {
2422        BufferInfo *info = &buffers->editItemAt(i);
2423
2424        if (info->mMediaBuffer == buffer) {
2425            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2426            fillOutputBuffer(info);
2427            return;
2428        }
2429    }
2430
2431    CHECK(!"should not be here.");
2432}
2433
2434static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2435    static const char *kNames[] = {
2436        "OMX_IMAGE_CodingUnused",
2437        "OMX_IMAGE_CodingAutoDetect",
2438        "OMX_IMAGE_CodingJPEG",
2439        "OMX_IMAGE_CodingJPEG2K",
2440        "OMX_IMAGE_CodingEXIF",
2441        "OMX_IMAGE_CodingTIFF",
2442        "OMX_IMAGE_CodingGIF",
2443        "OMX_IMAGE_CodingPNG",
2444        "OMX_IMAGE_CodingLZW",
2445        "OMX_IMAGE_CodingBMP",
2446    };
2447
2448    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2449
2450    if (type < 0 || (size_t)type >= numNames) {
2451        return "UNKNOWN";
2452    } else {
2453        return kNames[type];
2454    }
2455}
2456
2457static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2458    static const char *kNames[] = {
2459        "OMX_COLOR_FormatUnused",
2460        "OMX_COLOR_FormatMonochrome",
2461        "OMX_COLOR_Format8bitRGB332",
2462        "OMX_COLOR_Format12bitRGB444",
2463        "OMX_COLOR_Format16bitARGB4444",
2464        "OMX_COLOR_Format16bitARGB1555",
2465        "OMX_COLOR_Format16bitRGB565",
2466        "OMX_COLOR_Format16bitBGR565",
2467        "OMX_COLOR_Format18bitRGB666",
2468        "OMX_COLOR_Format18bitARGB1665",
2469        "OMX_COLOR_Format19bitARGB1666",
2470        "OMX_COLOR_Format24bitRGB888",
2471        "OMX_COLOR_Format24bitBGR888",
2472        "OMX_COLOR_Format24bitARGB1887",
2473        "OMX_COLOR_Format25bitARGB1888",
2474        "OMX_COLOR_Format32bitBGRA8888",
2475        "OMX_COLOR_Format32bitARGB8888",
2476        "OMX_COLOR_FormatYUV411Planar",
2477        "OMX_COLOR_FormatYUV411PackedPlanar",
2478        "OMX_COLOR_FormatYUV420Planar",
2479        "OMX_COLOR_FormatYUV420PackedPlanar",
2480        "OMX_COLOR_FormatYUV420SemiPlanar",
2481        "OMX_COLOR_FormatYUV422Planar",
2482        "OMX_COLOR_FormatYUV422PackedPlanar",
2483        "OMX_COLOR_FormatYUV422SemiPlanar",
2484        "OMX_COLOR_FormatYCbYCr",
2485        "OMX_COLOR_FormatYCrYCb",
2486        "OMX_COLOR_FormatCbYCrY",
2487        "OMX_COLOR_FormatCrYCbY",
2488        "OMX_COLOR_FormatYUV444Interleaved",
2489        "OMX_COLOR_FormatRawBayer8bit",
2490        "OMX_COLOR_FormatRawBayer10bit",
2491        "OMX_COLOR_FormatRawBayer8bitcompressed",
2492        "OMX_COLOR_FormatL2",
2493        "OMX_COLOR_FormatL4",
2494        "OMX_COLOR_FormatL8",
2495        "OMX_COLOR_FormatL16",
2496        "OMX_COLOR_FormatL24",
2497        "OMX_COLOR_FormatL32",
2498        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2499        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2500        "OMX_COLOR_Format18BitBGR666",
2501        "OMX_COLOR_Format24BitARGB6666",
2502        "OMX_COLOR_Format24BitABGR6666",
2503    };
2504
2505    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2506
2507    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2508        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2509    } else if (type < 0 || (size_t)type >= numNames) {
2510        return "UNKNOWN";
2511    } else {
2512        return kNames[type];
2513    }
2514}
2515
2516static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2517    static const char *kNames[] = {
2518        "OMX_VIDEO_CodingUnused",
2519        "OMX_VIDEO_CodingAutoDetect",
2520        "OMX_VIDEO_CodingMPEG2",
2521        "OMX_VIDEO_CodingH263",
2522        "OMX_VIDEO_CodingMPEG4",
2523        "OMX_VIDEO_CodingWMV",
2524        "OMX_VIDEO_CodingRV",
2525        "OMX_VIDEO_CodingAVC",
2526        "OMX_VIDEO_CodingMJPEG",
2527    };
2528
2529    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2530
2531    if (type < 0 || (size_t)type >= numNames) {
2532        return "UNKNOWN";
2533    } else {
2534        return kNames[type];
2535    }
2536}
2537
2538static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2539    static const char *kNames[] = {
2540        "OMX_AUDIO_CodingUnused",
2541        "OMX_AUDIO_CodingAutoDetect",
2542        "OMX_AUDIO_CodingPCM",
2543        "OMX_AUDIO_CodingADPCM",
2544        "OMX_AUDIO_CodingAMR",
2545        "OMX_AUDIO_CodingGSMFR",
2546        "OMX_AUDIO_CodingGSMEFR",
2547        "OMX_AUDIO_CodingGSMHR",
2548        "OMX_AUDIO_CodingPDCFR",
2549        "OMX_AUDIO_CodingPDCEFR",
2550        "OMX_AUDIO_CodingPDCHR",
2551        "OMX_AUDIO_CodingTDMAFR",
2552        "OMX_AUDIO_CodingTDMAEFR",
2553        "OMX_AUDIO_CodingQCELP8",
2554        "OMX_AUDIO_CodingQCELP13",
2555        "OMX_AUDIO_CodingEVRC",
2556        "OMX_AUDIO_CodingSMV",
2557        "OMX_AUDIO_CodingG711",
2558        "OMX_AUDIO_CodingG723",
2559        "OMX_AUDIO_CodingG726",
2560        "OMX_AUDIO_CodingG729",
2561        "OMX_AUDIO_CodingAAC",
2562        "OMX_AUDIO_CodingMP3",
2563        "OMX_AUDIO_CodingSBC",
2564        "OMX_AUDIO_CodingVORBIS",
2565        "OMX_AUDIO_CodingWMA",
2566        "OMX_AUDIO_CodingRA",
2567        "OMX_AUDIO_CodingMIDI",
2568    };
2569
2570    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2571
2572    if (type < 0 || (size_t)type >= numNames) {
2573        return "UNKNOWN";
2574    } else {
2575        return kNames[type];
2576    }
2577}
2578
2579static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2580    static const char *kNames[] = {
2581        "OMX_AUDIO_PCMModeLinear",
2582        "OMX_AUDIO_PCMModeALaw",
2583        "OMX_AUDIO_PCMModeMULaw",
2584    };
2585
2586    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2587
2588    if (type < 0 || (size_t)type >= numNames) {
2589        return "UNKNOWN";
2590    } else {
2591        return kNames[type];
2592    }
2593}
2594
2595static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2596    static const char *kNames[] = {
2597        "OMX_AUDIO_AMRBandModeUnused",
2598        "OMX_AUDIO_AMRBandModeNB0",
2599        "OMX_AUDIO_AMRBandModeNB1",
2600        "OMX_AUDIO_AMRBandModeNB2",
2601        "OMX_AUDIO_AMRBandModeNB3",
2602        "OMX_AUDIO_AMRBandModeNB4",
2603        "OMX_AUDIO_AMRBandModeNB5",
2604        "OMX_AUDIO_AMRBandModeNB6",
2605        "OMX_AUDIO_AMRBandModeNB7",
2606        "OMX_AUDIO_AMRBandModeWB0",
2607        "OMX_AUDIO_AMRBandModeWB1",
2608        "OMX_AUDIO_AMRBandModeWB2",
2609        "OMX_AUDIO_AMRBandModeWB3",
2610        "OMX_AUDIO_AMRBandModeWB4",
2611        "OMX_AUDIO_AMRBandModeWB5",
2612        "OMX_AUDIO_AMRBandModeWB6",
2613        "OMX_AUDIO_AMRBandModeWB7",
2614        "OMX_AUDIO_AMRBandModeWB8",
2615    };
2616
2617    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2618
2619    if (type < 0 || (size_t)type >= numNames) {
2620        return "UNKNOWN";
2621    } else {
2622        return kNames[type];
2623    }
2624}
2625
2626static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2627    static const char *kNames[] = {
2628        "OMX_AUDIO_AMRFrameFormatConformance",
2629        "OMX_AUDIO_AMRFrameFormatIF1",
2630        "OMX_AUDIO_AMRFrameFormatIF2",
2631        "OMX_AUDIO_AMRFrameFormatFSF",
2632        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2633        "OMX_AUDIO_AMRFrameFormatITU",
2634    };
2635
2636    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2637
2638    if (type < 0 || (size_t)type >= numNames) {
2639        return "UNKNOWN";
2640    } else {
2641        return kNames[type];
2642    }
2643}
2644
2645void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2646    OMX_PARAM_PORTDEFINITIONTYPE def;
2647    InitOMXParams(&def);
2648    def.nPortIndex = portIndex;
2649
2650    status_t err = mOMX->getParameter(
2651            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2652    CHECK_EQ(err, OK);
2653
2654    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2655
2656    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2657          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2658
2659    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2660    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2661    printf("  nBufferSize = %ld\n", def.nBufferSize);
2662
2663    switch (def.eDomain) {
2664        case OMX_PortDomainImage:
2665        {
2666            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2667
2668            printf("\n");
2669            printf("  // Image\n");
2670            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2671            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2672            printf("  nStride = %ld\n", imageDef->nStride);
2673
2674            printf("  eCompressionFormat = %s\n",
2675                   imageCompressionFormatString(imageDef->eCompressionFormat));
2676
2677            printf("  eColorFormat = %s\n",
2678                   colorFormatString(imageDef->eColorFormat));
2679
2680            break;
2681        }
2682
2683        case OMX_PortDomainVideo:
2684        {
2685            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2686
2687            printf("\n");
2688            printf("  // Video\n");
2689            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2690            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2691            printf("  nStride = %ld\n", videoDef->nStride);
2692
2693            printf("  eCompressionFormat = %s\n",
2694                   videoCompressionFormatString(videoDef->eCompressionFormat));
2695
2696            printf("  eColorFormat = %s\n",
2697                   colorFormatString(videoDef->eColorFormat));
2698
2699            break;
2700        }
2701
2702        case OMX_PortDomainAudio:
2703        {
2704            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2705
2706            printf("\n");
2707            printf("  // Audio\n");
2708            printf("  eEncoding = %s\n",
2709                   audioCodingTypeString(audioDef->eEncoding));
2710
2711            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2712                OMX_AUDIO_PARAM_PCMMODETYPE params;
2713                InitOMXParams(&params);
2714                params.nPortIndex = portIndex;
2715
2716                err = mOMX->getParameter(
2717                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2718                CHECK_EQ(err, OK);
2719
2720                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2721                printf("  nChannels = %ld\n", params.nChannels);
2722                printf("  bInterleaved = %d\n", params.bInterleaved);
2723                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2724
2725                printf("  eNumData = %s\n",
2726                       params.eNumData == OMX_NumericalDataSigned
2727                        ? "signed" : "unsigned");
2728
2729                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2730            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2731                OMX_AUDIO_PARAM_AMRTYPE amr;
2732                InitOMXParams(&amr);
2733                amr.nPortIndex = portIndex;
2734
2735                err = mOMX->getParameter(
2736                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2737                CHECK_EQ(err, OK);
2738
2739                printf("  nChannels = %ld\n", amr.nChannels);
2740                printf("  eAMRBandMode = %s\n",
2741                        amrBandModeString(amr.eAMRBandMode));
2742                printf("  eAMRFrameFormat = %s\n",
2743                        amrFrameFormatString(amr.eAMRFrameFormat));
2744            }
2745
2746            break;
2747        }
2748
2749        default:
2750        {
2751            printf("  // Unknown\n");
2752            break;
2753        }
2754    }
2755
2756    printf("}\n");
2757}
2758
2759void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2760    mOutputFormat = new MetaData;
2761    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2762
2763    OMX_PARAM_PORTDEFINITIONTYPE def;
2764    InitOMXParams(&def);
2765    def.nPortIndex = kPortIndexOutput;
2766
2767    status_t err = mOMX->getParameter(
2768            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2769    CHECK_EQ(err, OK);
2770
2771    switch (def.eDomain) {
2772        case OMX_PortDomainImage:
2773        {
2774            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2775            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2776
2777            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2778            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2779            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2780            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2781            break;
2782        }
2783
2784        case OMX_PortDomainAudio:
2785        {
2786            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2787
2788            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2789                OMX_AUDIO_PARAM_PCMMODETYPE params;
2790                InitOMXParams(&params);
2791                params.nPortIndex = kPortIndexOutput;
2792
2793                err = mOMX->getParameter(
2794                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2795                CHECK_EQ(err, OK);
2796
2797                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2798                CHECK_EQ(params.nBitPerSample, 16);
2799                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2800
2801                int32_t numChannels, sampleRate;
2802                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2803                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2804
2805                if ((OMX_U32)numChannels != params.nChannels) {
2806                    LOGW("Codec outputs a different number of channels than "
2807                         "the input stream contains (contains %d channels, "
2808                         "codec outputs %ld channels).",
2809                         numChannels, params.nChannels);
2810                }
2811
2812                mOutputFormat->setCString(
2813                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2814
2815                // Use the codec-advertised number of channels, as some
2816                // codecs appear to output stereo even if the input data is
2817                // mono. If we know the codec lies about this information,
2818                // use the actual number of channels instead.
2819                mOutputFormat->setInt32(
2820                        kKeyChannelCount,
2821                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
2822                            ? numChannels : params.nChannels);
2823
2824                // The codec-reported sampleRate is not reliable...
2825                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2826            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2827                OMX_AUDIO_PARAM_AMRTYPE amr;
2828                InitOMXParams(&amr);
2829                amr.nPortIndex = kPortIndexOutput;
2830
2831                err = mOMX->getParameter(
2832                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2833                CHECK_EQ(err, OK);
2834
2835                CHECK_EQ(amr.nChannels, 1);
2836                mOutputFormat->setInt32(kKeyChannelCount, 1);
2837
2838                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2839                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2840                    mOutputFormat->setCString(
2841                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2842                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2843                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2844                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2845                    mOutputFormat->setCString(
2846                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2847                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2848                } else {
2849                    CHECK(!"Unknown AMR band mode.");
2850                }
2851            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2852                mOutputFormat->setCString(
2853                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2854            } else {
2855                CHECK(!"Should not be here. Unknown audio encoding.");
2856            }
2857            break;
2858        }
2859
2860        case OMX_PortDomainVideo:
2861        {
2862            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2863
2864            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2865                mOutputFormat->setCString(
2866                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2867            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2868                mOutputFormat->setCString(
2869                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2870            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2871                mOutputFormat->setCString(
2872                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2873            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2874                mOutputFormat->setCString(
2875                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2876            } else {
2877                CHECK(!"Unknown compression format.");
2878            }
2879
2880            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2881                // This component appears to be lying to me.
2882                mOutputFormat->setInt32(
2883                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2884                mOutputFormat->setInt32(
2885                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2886            } else {
2887                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2888                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2889            }
2890
2891            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2892            break;
2893        }
2894
2895        default:
2896        {
2897            CHECK(!"should not be here, neither audio nor video.");
2898            break;
2899        }
2900    }
2901}
2902
2903////////////////////////////////////////////////////////////////////////////////
2904
2905status_t QueryCodecs(
2906        const sp<IOMX> &omx,
2907        const char *mime, bool queryDecoders,
2908        Vector<CodecCapabilities> *results) {
2909    results->clear();
2910
2911    for (int index = 0;; ++index) {
2912        const char *componentName;
2913
2914        if (!queryDecoders) {
2915            componentName = GetCodec(
2916                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2917                    mime, index);
2918        } else {
2919            componentName = GetCodec(
2920                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2921                    mime, index);
2922        }
2923
2924        if (!componentName) {
2925            return OK;
2926        }
2927
2928        sp<OMXCodecObserver> observer = new OMXCodecObserver;
2929        IOMX::node_id node;
2930        status_t err = omx->allocateNode(componentName, observer, &node);
2931
2932        if (err != OK) {
2933            continue;
2934        }
2935
2936        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2937
2938        results->push();
2939        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2940        caps->mComponentName = componentName;
2941
2942        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2943        InitOMXParams(&param);
2944
2945        param.nPortIndex = queryDecoders ? 0 : 1;
2946
2947        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2948            err = omx->getParameter(
2949                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2950                    &param, sizeof(param));
2951
2952            if (err != OK) {
2953                break;
2954            }
2955
2956            CodecProfileLevel profileLevel;
2957            profileLevel.mProfile = param.eProfile;
2958            profileLevel.mLevel = param.eLevel;
2959
2960            caps->mProfileLevels.push(profileLevel);
2961        }
2962
2963        CHECK_EQ(omx->freeNode(node), OK);
2964    }
2965}
2966
2967}  // namespace android
2968