OMXCodec.cpp revision c2158a2f0fb68fe96d24b9bd85c32f15753d8ccb 
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, "AMRNBDecoder" },
106    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
107    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "AMRWBDecoder" },
108    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
109    { MEDIA_MIMETYPE_AUDIO_AAC, "AACDecoder" },
110    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
111    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
112    { MEDIA_MIMETYPE_VIDEO_MPEG4, "M4vH263Decoder" },
113    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
114    { MEDIA_MIMETYPE_VIDEO_H263, "M4vH263Decoder" },
115    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
116    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
117    { MEDIA_MIMETYPE_VIDEO_AVC, "AVCDecoder" },
118};
119
120static const CodecInfo kEncoderInfo[] = {
121    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
122    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBEncoder" },
123    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
124    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
125    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
126    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
127    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
128    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
129    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
130    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
131    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
132    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
133    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
134};
135
136#undef OPTIONAL
137
138#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
139#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
140#define CODEC_LOGE(x, ...) LOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
141
142struct OMXCodecObserver : public BnOMXObserver {
143    OMXCodecObserver() {
144    }
145
146    void setCodec(const sp<OMXCodec> &target) {
147        mTarget = target;
148    }
149
150    // from IOMXObserver
151    virtual void onMessage(const omx_message &msg) {
152        sp<OMXCodec> codec = mTarget.promote();
153
154        if (codec.get() != NULL) {
155            codec->on_message(msg);
156        }
157    }
158
159protected:
160    virtual ~OMXCodecObserver() {}
161
162private:
163    wp<OMXCodec> mTarget;
164
165    OMXCodecObserver(const OMXCodecObserver &);
166    OMXCodecObserver &operator=(const OMXCodecObserver &);
167};
168
169static const char *GetCodec(const CodecInfo *info, size_t numInfos,
170                            const char *mime, int index) {
171    CHECK(index >= 0);
172    for(size_t i = 0; i < numInfos; ++i) {
173        if (!strcasecmp(mime, info[i].mime)) {
174            if (index == 0) {
175                return info[i].codec;
176            }
177
178            --index;
179        }
180    }
181
182    return NULL;
183}
184
185enum {
186    kAVCProfileBaseline      = 0x42,
187    kAVCProfileMain          = 0x4d,
188    kAVCProfileExtended      = 0x58,
189    kAVCProfileHigh          = 0x64,
190    kAVCProfileHigh10        = 0x6e,
191    kAVCProfileHigh422       = 0x7a,
192    kAVCProfileHigh444       = 0xf4,
193    kAVCProfileCAVLC444Intra = 0x2c
194};
195
196static const char *AVCProfileToString(uint8_t profile) {
197    switch (profile) {
198        case kAVCProfileBaseline:
199            return "Baseline";
200        case kAVCProfileMain:
201            return "Main";
202        case kAVCProfileExtended:
203            return "Extended";
204        case kAVCProfileHigh:
205            return "High";
206        case kAVCProfileHigh10:
207            return "High 10";
208        case kAVCProfileHigh422:
209            return "High 422";
210        case kAVCProfileHigh444:
211            return "High 444";
212        case kAVCProfileCAVLC444Intra:
213            return "CAVLC 444 Intra";
214        default:   return "Unknown";
215    }
216}
217
218template<class T>
219static void InitOMXParams(T *params) {
220    params->nSize = sizeof(T);
221    params->nVersion.s.nVersionMajor = 1;
222    params->nVersion.s.nVersionMinor = 0;
223    params->nVersion.s.nRevision = 0;
224    params->nVersion.s.nStep = 0;
225}
226
227static bool IsSoftwareCodec(const char *componentName) {
228    if (!strncmp("OMX.PV.", componentName, 7)) {
229        return true;
230    }
231
232    return false;
233}
234
235// A sort order in which non-OMX components are first,
236// followed by software codecs, i.e. OMX.PV.*, followed
237// by all the others.
238static int CompareSoftwareCodecsFirst(
239        const String8 *elem1, const String8 *elem2) {
240    bool isNotOMX1 = strncmp(elem1->string(), "OMX.", 4);
241    bool isNotOMX2 = strncmp(elem2->string(), "OMX.", 4);
242
243    if (isNotOMX1) {
244        if (isNotOMX2) { return 0; }
245        return -1;
246    }
247    if (isNotOMX2) {
248        return 1;
249    }
250
251    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
252    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
253
254    if (isSoftwareCodec1) {
255        if (isSoftwareCodec2) { return 0; }
256        return -1;
257    }
258
259    if (isSoftwareCodec2) {
260        return 1;
261    }
262
263    return 0;
264}
265
266// static
267uint32_t OMXCodec::getComponentQuirks(const char *componentName) {
268    uint32_t quirks = 0;
269
270    if (!strcmp(componentName, "OMX.PV.avcdec")) {
271        quirks |= kWantsNALFragments;
272    }
273    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
274        quirks |= kNeedsFlushBeforeDisable;
275        quirks |= kDecoderLiesAboutNumberOfChannels;
276    }
277    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
278        quirks |= kNeedsFlushBeforeDisable;
279        quirks |= kRequiresFlushCompleteEmulation;
280    }
281    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
282        quirks |= kRequiresLoadedToIdleAfterAllocation;
283        quirks |= kRequiresAllocateBufferOnInputPorts;
284        quirks |= kRequiresAllocateBufferOnOutputPorts;
285    }
286    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
287        quirks |= kRequiresAllocateBufferOnOutputPorts;
288        quirks |= kDefersOutputBufferAllocation;
289    }
290
291    if (!strncmp(componentName, "OMX.TI.", 7)) {
292        // Apparently I must not use OMX_UseBuffer on either input or
293        // output ports on any of the TI components or quote:
294        // "(I) may have unexpected problem (sic) which can be timing related
295        //  and hard to reproduce."
296
297        quirks |= kRequiresAllocateBufferOnInputPorts;
298        quirks |= kRequiresAllocateBufferOnOutputPorts;
299    }
300
301    return quirks;
302}
303
304// static
305void OMXCodec::findMatchingCodecs(
306        const char *mime,
307        bool createEncoder, const char *matchComponentName,
308        uint32_t flags,
309        Vector<String8> *matchingCodecs) {
310    matchingCodecs->clear();
311
312    for (int index = 0;; ++index) {
313        const char *componentName;
314
315        if (createEncoder) {
316            componentName = GetCodec(
317                    kEncoderInfo,
318                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
319                    mime, index);
320        } else {
321            componentName = GetCodec(
322                    kDecoderInfo,
323                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
324                    mime, index);
325        }
326
327        if (!componentName) {
328            break;
329        }
330
331        // If a specific codec is requested, skip the non-matching ones.
332        if (matchComponentName && strcmp(componentName, matchComponentName)) {
333            continue;
334        }
335
336        matchingCodecs->push(String8(componentName));
337    }
338
339    if (flags & kPreferSoftwareCodecs) {
340        matchingCodecs->sort(CompareSoftwareCodecsFirst);
341    }
342}
343
344// static
345sp<MediaSource> OMXCodec::Create(
346        const sp<IOMX> &omx,
347        const sp<MetaData> &meta, bool createEncoder,
348        const sp<MediaSource> &source,
349        const char *matchComponentName,
350        uint32_t flags) {
351    const char *mime;
352    bool success = meta->findCString(kKeyMIMEType, &mime);
353    CHECK(success);
354
355    Vector<String8> matchingCodecs;
356    findMatchingCodecs(
357            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
358
359    if (matchingCodecs.isEmpty()) {
360        return NULL;
361    }
362
363    sp<OMXCodecObserver> observer = new OMXCodecObserver;
364    IOMX::node_id node = 0;
365    success = false;
366
367    const char *componentName;
368    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
369        componentName = matchingCodecs[i].string();
370
371#if BUILD_WITH_FULL_STAGEFRIGHT
372        sp<MediaSource> softwareCodec =
373            InstantiateSoftwareCodec(componentName, source);
374
375        if (softwareCodec != NULL) {
376            LOGV("Successfully allocated software codec '%s'", componentName);
377
378            return softwareCodec;
379        }
380#endif
381
382        LOGV("Attempting to allocate OMX node '%s'", componentName);
383
384        status_t err = omx->allocateNode(componentName, observer, &node);
385        if (err == OK) {
386            LOGV("Successfully allocated OMX node '%s'", componentName);
387
388            success = true;
389            break;
390        }
391    }
392
393    if (!success) {
394        return NULL;
395    }
396
397    sp<OMXCodec> codec = new OMXCodec(
398            omx, node, getComponentQuirks(componentName),
399            createEncoder, mime, componentName,
400            source);
401
402    observer->setCodec(codec);
403
404    uint32_t type;
405    const void *data;
406    size_t size;
407    if (meta->findData(kKeyESDS, &type, &data, &size)) {
408        ESDS esds((const char *)data, size);
409        CHECK_EQ(esds.InitCheck(), OK);
410
411        const void *codec_specific_data;
412        size_t codec_specific_data_size;
413        esds.getCodecSpecificInfo(
414                &codec_specific_data, &codec_specific_data_size);
415
416        codec->addCodecSpecificData(
417                codec_specific_data, codec_specific_data_size);
418    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
419        // Parse the AVCDecoderConfigurationRecord
420
421        const uint8_t *ptr = (const uint8_t *)data;
422
423        CHECK(size >= 7);
424        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
425        uint8_t profile = ptr[1];
426        uint8_t level = ptr[3];
427
428        // There is decodable content out there that fails the following
429        // assertion, let's be lenient for now...
430        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
431
432        size_t lengthSize = 1 + (ptr[4] & 3);
433
434        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
435        // violates it...
436        // CHECK((ptr[5] >> 5) == 7);  // reserved
437
438        size_t numSeqParameterSets = ptr[5] & 31;
439
440        ptr += 6;
441        size -= 6;
442
443        for (size_t i = 0; i < numSeqParameterSets; ++i) {
444            CHECK(size >= 2);
445            size_t length = U16_AT(ptr);
446
447            ptr += 2;
448            size -= 2;
449
450            CHECK(size >= length);
451
452            codec->addCodecSpecificData(ptr, length);
453
454            ptr += length;
455            size -= length;
456        }
457
458        CHECK(size >= 1);
459        size_t numPictureParameterSets = *ptr;
460        ++ptr;
461        --size;
462
463        for (size_t i = 0; i < numPictureParameterSets; ++i) {
464            CHECK(size >= 2);
465            size_t length = U16_AT(ptr);
466
467            ptr += 2;
468            size -= 2;
469
470            CHECK(size >= length);
471
472            codec->addCodecSpecificData(ptr, length);
473
474            ptr += length;
475            size -= length;
476        }
477
478        LOGV("AVC profile = %d (%s), level = %d",
479             (int)profile, AVCProfileToString(profile), (int)level / 10);
480
481        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
482            && (profile != kAVCProfileBaseline || level > 39)) {
483            // This stream exceeds the decoder's capabilities. The decoder
484            // does not handle this gracefully and would clobber the heap
485            // and wreak havoc instead...
486
487            LOGE("Profile and/or level exceed the decoder's capabilities.");
488            return NULL;
489        }
490    }
491
492    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
493        codec->setAMRFormat(false /* isWAMR */);
494    }
495    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
496        codec->setAMRFormat(true /* isWAMR */);
497    }
498    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
499        int32_t numChannels, sampleRate;
500        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
501        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
502
503        codec->setAACFormat(numChannels, sampleRate);
504    }
505    if (!strncasecmp(mime, "video/", 6)) {
506        int32_t width, height;
507        bool success = meta->findInt32(kKeyWidth, &width);
508        success = success && meta->findInt32(kKeyHeight, &height);
509        CHECK(success);
510
511        if (createEncoder) {
512            codec->setVideoInputFormat(mime, width, height);
513        } else {
514            codec->setVideoOutputFormat(mime, width, height);
515        }
516    }
517    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
518        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
519        OMX_COLOR_FORMATTYPE format =
520            OMX_COLOR_Format32bitARGB8888;
521            // OMX_COLOR_FormatYUV420PackedPlanar;
522            // OMX_COLOR_FormatCbYCrY;
523            // OMX_COLOR_FormatYUV411Planar;
524
525        int32_t width, height;
526        bool success = meta->findInt32(kKeyWidth, &width);
527        success = success && meta->findInt32(kKeyHeight, &height);
528
529        int32_t compressedSize;
530        success = success && meta->findInt32(
531                kKeyMaxInputSize, &compressedSize);
532
533        CHECK(success);
534        CHECK(compressedSize > 0);
535
536        codec->setImageOutputFormat(format, width, height);
537        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
538    }
539
540    int32_t maxInputSize;
541    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
542        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
543    }
544
545    if (!strcmp(componentName, "OMX.TI.AMR.encode")
546        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
547        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
548    }
549
550    codec->initOutputFormat(meta);
551
552    return codec;
553}
554
555void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
556    OMX_PARAM_PORTDEFINITIONTYPE def;
557    InitOMXParams(&def);
558    def.nPortIndex = portIndex;
559
560    status_t err = mOMX->getParameter(
561            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
562    CHECK_EQ(err, OK);
563
564    if (def.nBufferSize < size) {
565        def.nBufferSize = size;
566    }
567
568    err = mOMX->setParameter(
569            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
570    CHECK_EQ(err, OK);
571
572    err = mOMX->getParameter(
573            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
574    CHECK_EQ(err, OK);
575
576    // Make sure the setting actually stuck.
577    CHECK(def.nBufferSize >= size);
578}
579
580status_t OMXCodec::setVideoPortFormatType(
581        OMX_U32 portIndex,
582        OMX_VIDEO_CODINGTYPE compressionFormat,
583        OMX_COLOR_FORMATTYPE colorFormat) {
584    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
585    InitOMXParams(&format);
586    format.nPortIndex = portIndex;
587    format.nIndex = 0;
588    bool found = false;
589
590    OMX_U32 index = 0;
591    for (;;) {
592        format.nIndex = index;
593        status_t err = mOMX->getParameter(
594                mNode, OMX_IndexParamVideoPortFormat,
595                &format, sizeof(format));
596
597        if (err != OK) {
598            return err;
599        }
600
601        // The following assertion is violated by TI's video decoder.
602        // CHECK_EQ(format.nIndex, index);
603
604#if 1
605        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
606             portIndex,
607             index, format.eCompressionFormat, format.eColorFormat);
608#endif
609
610        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
611            if (portIndex == kPortIndexInput
612                    && colorFormat == format.eColorFormat) {
613                // eCompressionFormat does not seem right.
614                found = true;
615                break;
616            }
617            if (portIndex == kPortIndexOutput
618                    && compressionFormat == format.eCompressionFormat) {
619                // eColorFormat does not seem right.
620                found = true;
621                break;
622            }
623        }
624
625        if (format.eCompressionFormat == compressionFormat
626            && format.eColorFormat == colorFormat) {
627            found = true;
628            break;
629        }
630
631        ++index;
632    }
633
634    if (!found) {
635        return UNKNOWN_ERROR;
636    }
637
638    CODEC_LOGV("found a match.");
639    status_t err = mOMX->setParameter(
640            mNode, OMX_IndexParamVideoPortFormat,
641            &format, sizeof(format));
642
643    return err;
644}
645
646static size_t getFrameSize(
647        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
648    switch (colorFormat) {
649        case OMX_COLOR_FormatYCbYCr:
650        case OMX_COLOR_FormatCbYCrY:
651            return width * height * 2;
652
653        case OMX_COLOR_FormatYUV420SemiPlanar:
654            return (width * height * 3) / 2;
655
656        default:
657            CHECK(!"Should not be here. Unsupported color format.");
658            break;
659    }
660}
661
662void OMXCodec::setVideoInputFormat(
663        const char *mime, OMX_U32 width, OMX_U32 height) {
664    CODEC_LOGV("setVideoInputFormat width=%ld, height=%ld", width, height);
665
666    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
667    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
668        compressionFormat = OMX_VIDEO_CodingAVC;
669    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
670        compressionFormat = OMX_VIDEO_CodingMPEG4;
671    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
672        compressionFormat = OMX_VIDEO_CodingH263;
673    } else {
674        LOGE("Not a supported video mime type: %s", mime);
675        CHECK(!"Should not be here. Not a supported video mime type.");
676    }
677
678    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
679    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
680        colorFormat = OMX_COLOR_FormatYCbYCr;
681    }
682
683    CHECK_EQ(setVideoPortFormatType(
684            kPortIndexInput, OMX_VIDEO_CodingUnused,
685            colorFormat), OK);
686
687    CHECK_EQ(setVideoPortFormatType(
688            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
689            OK);
690
691    OMX_PARAM_PORTDEFINITIONTYPE def;
692    InitOMXParams(&def);
693    def.nPortIndex = kPortIndexOutput;
694
695    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
696
697    status_t err = mOMX->getParameter(
698            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
699
700    CHECK_EQ(err, OK);
701    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
702
703    video_def->nFrameWidth = width;
704    video_def->nFrameHeight = height;
705
706    video_def->eCompressionFormat = compressionFormat;
707    video_def->eColorFormat = OMX_COLOR_FormatUnused;
708
709    err = mOMX->setParameter(
710            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
711    CHECK_EQ(err, OK);
712
713    ////////////////////////////////////////////////////////////////////////////
714
715    InitOMXParams(&def);
716    def.nPortIndex = kPortIndexInput;
717
718    err = mOMX->getParameter(
719            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
720    CHECK_EQ(err, OK);
721
722    def.nBufferSize = getFrameSize(colorFormat, width, height);
723    CODEC_LOGV("Setting nBufferSize = %ld", def.nBufferSize);
724
725    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
726
727    video_def->nFrameWidth = width;
728    video_def->nFrameHeight = height;
729    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
730    video_def->eColorFormat = colorFormat;
731
732    video_def->xFramerate = 24 << 16;  // XXX crucial!
733
734    err = mOMX->setParameter(
735            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
736    CHECK_EQ(err, OK);
737
738    switch (compressionFormat) {
739        case OMX_VIDEO_CodingMPEG4:
740        {
741            CHECK_EQ(setupMPEG4EncoderParameters(), OK);
742            break;
743        }
744
745        case OMX_VIDEO_CodingH263:
746            break;
747
748        case OMX_VIDEO_CodingAVC:
749        {
750            CHECK_EQ(setupAVCEncoderParameters(), OK);
751            break;
752        }
753
754        default:
755            CHECK(!"Support for this compressionFormat to be implemented.");
756            break;
757    }
758}
759
760status_t OMXCodec::setupMPEG4EncoderParameters() {
761    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
762    InitOMXParams(&mpeg4type);
763    mpeg4type.nPortIndex = kPortIndexOutput;
764
765    status_t err = mOMX->getParameter(
766            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
767    CHECK_EQ(err, OK);
768
769    mpeg4type.nSliceHeaderSpacing = 0;
770    mpeg4type.bSVH = OMX_FALSE;
771    mpeg4type.bGov = OMX_FALSE;
772
773    mpeg4type.nAllowedPictureTypes =
774        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
775
776    mpeg4type.nPFrames = 23;
777    mpeg4type.nBFrames = 0;
778
779    mpeg4type.nIDCVLCThreshold = 0;
780    mpeg4type.bACPred = OMX_TRUE;
781    mpeg4type.nMaxPacketSize = 256;
782    mpeg4type.nTimeIncRes = 1000;
783    mpeg4type.nHeaderExtension = 0;
784    mpeg4type.bReversibleVLC = OMX_FALSE;
785
786    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
787    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
788
789    err = mOMX->setParameter(
790            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
791    CHECK_EQ(err, OK);
792
793    // ----------------
794
795    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
796    InitOMXParams(&bitrateType);
797    bitrateType.nPortIndex = kPortIndexOutput;
798
799    err = mOMX->getParameter(
800            mNode, OMX_IndexParamVideoBitrate,
801            &bitrateType, sizeof(bitrateType));
802    CHECK_EQ(err, OK);
803
804    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
805    bitrateType.nTargetBitrate = 1000000;
806
807    err = mOMX->setParameter(
808            mNode, OMX_IndexParamVideoBitrate,
809            &bitrateType, sizeof(bitrateType));
810    CHECK_EQ(err, OK);
811
812    // ----------------
813
814    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
815    InitOMXParams(&errorCorrectionType);
816    errorCorrectionType.nPortIndex = kPortIndexOutput;
817
818    err = mOMX->getParameter(
819            mNode, OMX_IndexParamVideoErrorCorrection,
820            &errorCorrectionType, sizeof(errorCorrectionType));
821    CHECK_EQ(err, OK);
822
823    errorCorrectionType.bEnableHEC = OMX_FALSE;
824    errorCorrectionType.bEnableResync = OMX_TRUE;
825    errorCorrectionType.nResynchMarkerSpacing = 256;
826    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
827    errorCorrectionType.bEnableRVLC = OMX_FALSE;
828
829    err = mOMX->setParameter(
830            mNode, OMX_IndexParamVideoErrorCorrection,
831            &errorCorrectionType, sizeof(errorCorrectionType));
832    CHECK_EQ(err, OK);
833
834    return OK;
835}
836
837status_t OMXCodec::setupAVCEncoderParameters() {
838    OMX_VIDEO_PARAM_AVCTYPE h264type;
839    InitOMXParams(&h264type);
840    h264type.nPortIndex = kPortIndexOutput;
841
842    status_t err = mOMX->getParameter(
843            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
844    CHECK_EQ(err, OK);
845
846    h264type.nAllowedPictureTypes =
847        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
848
849    h264type.nSliceHeaderSpacing = 0;
850    h264type.nBFrames = 0;
851    h264type.bUseHadamard = OMX_TRUE;
852    h264type.nRefFrames = 1;
853    h264type.nRefIdx10ActiveMinus1 = 0;
854    h264type.nRefIdx11ActiveMinus1 = 0;
855    h264type.bEnableUEP = OMX_FALSE;
856    h264type.bEnableFMO = OMX_FALSE;
857    h264type.bEnableASO = OMX_FALSE;
858    h264type.bEnableRS = OMX_FALSE;
859    h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
860    h264type.eLevel = OMX_VIDEO_AVCLevel1b;
861    h264type.bFrameMBsOnly = OMX_TRUE;
862    h264type.bMBAFF = OMX_FALSE;
863    h264type.bEntropyCodingCABAC = OMX_FALSE;
864    h264type.bWeightedPPrediction = OMX_FALSE;
865    h264type.bconstIpred = OMX_FALSE;
866    h264type.bDirect8x8Inference = OMX_FALSE;
867    h264type.bDirectSpatialTemporal = OMX_FALSE;
868    h264type.nCabacInitIdc = 0;
869    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
870
871    err = mOMX->setParameter(
872            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
873    CHECK_EQ(err, OK);
874
875    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
876    InitOMXParams(&bitrateType);
877    bitrateType.nPortIndex = kPortIndexOutput;
878
879    err = mOMX->getParameter(
880            mNode, OMX_IndexParamVideoBitrate,
881            &bitrateType, sizeof(bitrateType));
882    CHECK_EQ(err, OK);
883
884    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
885    bitrateType.nTargetBitrate = 1000000;
886
887    err = mOMX->setParameter(
888            mNode, OMX_IndexParamVideoBitrate,
889            &bitrateType, sizeof(bitrateType));
890    CHECK_EQ(err, OK);
891
892    return OK;
893}
894
895void OMXCodec::setVideoOutputFormat(
896        const char *mime, OMX_U32 width, OMX_U32 height) {
897    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
898
899    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
900    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
901        compressionFormat = OMX_VIDEO_CodingAVC;
902    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
903        compressionFormat = OMX_VIDEO_CodingMPEG4;
904    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
905        compressionFormat = OMX_VIDEO_CodingH263;
906    } else {
907        LOGE("Not a supported video mime type: %s", mime);
908        CHECK(!"Should not be here. Not a supported video mime type.");
909    }
910
911    setVideoPortFormatType(
912            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
913
914#if 1
915    {
916        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
917        InitOMXParams(&format);
918        format.nPortIndex = kPortIndexOutput;
919        format.nIndex = 0;
920
921        status_t err = mOMX->getParameter(
922                mNode, OMX_IndexParamVideoPortFormat,
923                &format, sizeof(format));
924        CHECK_EQ(err, OK);
925        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
926
927        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
928
929        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
930               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
931               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
932               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
933
934        err = mOMX->setParameter(
935                mNode, OMX_IndexParamVideoPortFormat,
936                &format, sizeof(format));
937        CHECK_EQ(err, OK);
938    }
939#endif
940
941    OMX_PARAM_PORTDEFINITIONTYPE def;
942    InitOMXParams(&def);
943    def.nPortIndex = kPortIndexInput;
944
945    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
946
947    status_t err = mOMX->getParameter(
948            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
949
950    CHECK_EQ(err, OK);
951
952#if 1
953    // XXX Need a (much) better heuristic to compute input buffer sizes.
954    const size_t X = 64 * 1024;
955    if (def.nBufferSize < X) {
956        def.nBufferSize = X;
957    }
958#endif
959
960    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
961
962    video_def->nFrameWidth = width;
963    video_def->nFrameHeight = height;
964
965    video_def->eCompressionFormat = compressionFormat;
966    video_def->eColorFormat = OMX_COLOR_FormatUnused;
967
968    err = mOMX->setParameter(
969            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
970    CHECK_EQ(err, OK);
971
972    ////////////////////////////////////////////////////////////////////////////
973
974    InitOMXParams(&def);
975    def.nPortIndex = kPortIndexOutput;
976
977    err = mOMX->getParameter(
978            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
979    CHECK_EQ(err, OK);
980    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
981
982#if 0
983    def.nBufferSize =
984        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
985#endif
986
987    video_def->nFrameWidth = width;
988    video_def->nFrameHeight = height;
989
990    err = mOMX->setParameter(
991            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
992    CHECK_EQ(err, OK);
993}
994
995OMXCodec::OMXCodec(
996        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
997        bool isEncoder,
998        const char *mime,
999        const char *componentName,
1000        const sp<MediaSource> &source)
1001    : mOMX(omx),
1002      mOMXLivesLocally(omx->livesLocally(getpid())),
1003      mNode(node),
1004      mQuirks(quirks),
1005      mIsEncoder(isEncoder),
1006      mMIME(strdup(mime)),
1007      mComponentName(strdup(componentName)),
1008      mSource(source),
1009      mCodecSpecificDataIndex(0),
1010      mState(LOADED),
1011      mInitialBufferSubmit(true),
1012      mSignalledEOS(false),
1013      mNoMoreOutputData(false),
1014      mOutputPortSettingsHaveChanged(false),
1015      mSeekTimeUs(-1) {
1016    mPortStatus[kPortIndexInput] = ENABLED;
1017    mPortStatus[kPortIndexOutput] = ENABLED;
1018
1019    setComponentRole();
1020}
1021
1022// static
1023void OMXCodec::setComponentRole(
1024        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1025        const char *mime) {
1026    struct MimeToRole {
1027        const char *mime;
1028        const char *decoderRole;
1029        const char *encoderRole;
1030    };
1031
1032    static const MimeToRole kMimeToRole[] = {
1033        { MEDIA_MIMETYPE_AUDIO_MPEG,
1034            "audio_decoder.mp3", "audio_encoder.mp3" },
1035        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1036            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1037        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1038            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1039        { MEDIA_MIMETYPE_AUDIO_AAC,
1040            "audio_decoder.aac", "audio_encoder.aac" },
1041        { MEDIA_MIMETYPE_VIDEO_AVC,
1042            "video_decoder.avc", "video_encoder.avc" },
1043        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1044            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1045        { MEDIA_MIMETYPE_VIDEO_H263,
1046            "video_decoder.h263", "video_encoder.h263" },
1047    };
1048
1049    static const size_t kNumMimeToRole =
1050        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1051
1052    size_t i;
1053    for (i = 0; i < kNumMimeToRole; ++i) {
1054        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1055            break;
1056        }
1057    }
1058
1059    if (i == kNumMimeToRole) {
1060        return;
1061    }
1062
1063    const char *role =
1064        isEncoder ? kMimeToRole[i].encoderRole
1065                  : kMimeToRole[i].decoderRole;
1066
1067    if (role != NULL) {
1068        OMX_PARAM_COMPONENTROLETYPE roleParams;
1069        InitOMXParams(&roleParams);
1070
1071        strncpy((char *)roleParams.cRole,
1072                role, OMX_MAX_STRINGNAME_SIZE - 1);
1073
1074        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1075
1076        status_t err = omx->setParameter(
1077                node, OMX_IndexParamStandardComponentRole,
1078                &roleParams, sizeof(roleParams));
1079
1080        if (err != OK) {
1081            LOGW("Failed to set standard component role '%s'.", role);
1082        }
1083    }
1084}
1085
1086void OMXCodec::setComponentRole() {
1087    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1088}
1089
1090OMXCodec::~OMXCodec() {
1091    CHECK(mState == LOADED || mState == ERROR);
1092
1093    status_t err = mOMX->freeNode(mNode);
1094    CHECK_EQ(err, OK);
1095
1096    mNode = NULL;
1097    setState(DEAD);
1098
1099    clearCodecSpecificData();
1100
1101    free(mComponentName);
1102    mComponentName = NULL;
1103
1104    free(mMIME);
1105    mMIME = NULL;
1106}
1107
1108status_t OMXCodec::init() {
1109    // mLock is held.
1110
1111    CHECK_EQ(mState, LOADED);
1112
1113    status_t err;
1114    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1115        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1116        CHECK_EQ(err, OK);
1117        setState(LOADED_TO_IDLE);
1118    }
1119
1120    err = allocateBuffers();
1121    CHECK_EQ(err, OK);
1122
1123    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1124        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1125        CHECK_EQ(err, OK);
1126
1127        setState(LOADED_TO_IDLE);
1128    }
1129
1130    while (mState != EXECUTING && mState != ERROR) {
1131        mAsyncCompletion.wait(mLock);
1132    }
1133
1134    return mState == ERROR ? UNKNOWN_ERROR : OK;
1135}
1136
1137// static
1138bool OMXCodec::isIntermediateState(State state) {
1139    return state == LOADED_TO_IDLE
1140        || state == IDLE_TO_EXECUTING
1141        || state == EXECUTING_TO_IDLE
1142        || state == IDLE_TO_LOADED
1143        || state == RECONFIGURING;
1144}
1145
1146status_t OMXCodec::allocateBuffers() {
1147    status_t err = allocateBuffersOnPort(kPortIndexInput);
1148
1149    if (err != OK) {
1150        return err;
1151    }
1152
1153    return allocateBuffersOnPort(kPortIndexOutput);
1154}
1155
1156status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1157    OMX_PARAM_PORTDEFINITIONTYPE def;
1158    InitOMXParams(&def);
1159    def.nPortIndex = portIndex;
1160
1161    status_t err = mOMX->getParameter(
1162            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1163
1164    if (err != OK) {
1165        return err;
1166    }
1167
1168    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1169    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1170
1171    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1172        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1173        CHECK(mem.get() != NULL);
1174
1175        BufferInfo info;
1176        info.mData = NULL;
1177        info.mSize = def.nBufferSize;
1178
1179        IOMX::buffer_id buffer;
1180        if (portIndex == kPortIndexInput
1181                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1182            if (mOMXLivesLocally) {
1183                mem.clear();
1184
1185                err = mOMX->allocateBuffer(
1186                        mNode, portIndex, def.nBufferSize, &buffer,
1187                        &info.mData);
1188            } else {
1189                err = mOMX->allocateBufferWithBackup(
1190                        mNode, portIndex, mem, &buffer);
1191            }
1192        } else if (portIndex == kPortIndexOutput
1193                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1194            if (mOMXLivesLocally) {
1195                mem.clear();
1196
1197                err = mOMX->allocateBuffer(
1198                        mNode, portIndex, def.nBufferSize, &buffer,
1199                        &info.mData);
1200            } else {
1201                err = mOMX->allocateBufferWithBackup(
1202                        mNode, portIndex, mem, &buffer);
1203            }
1204        } else {
1205            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1206        }
1207
1208        if (err != OK) {
1209            LOGE("allocate_buffer_with_backup failed");
1210            return err;
1211        }
1212
1213        if (mem != NULL) {
1214            info.mData = mem->pointer();
1215        }
1216
1217        info.mBuffer = buffer;
1218        info.mOwnedByComponent = false;
1219        info.mMem = mem;
1220        info.mMediaBuffer = NULL;
1221
1222        if (portIndex == kPortIndexOutput) {
1223            if (!(mOMXLivesLocally
1224                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1225                        && (mQuirks & kDefersOutputBufferAllocation))) {
1226                // If the node does not fill in the buffer ptr at this time,
1227                // we will defer creating the MediaBuffer until receiving
1228                // the first FILL_BUFFER_DONE notification instead.
1229                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1230                info.mMediaBuffer->setObserver(this);
1231            }
1232        }
1233
1234        mPortBuffers[portIndex].push(info);
1235
1236        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1237             portIndex == kPortIndexInput ? "input" : "output");
1238    }
1239
1240    // dumpPortStatus(portIndex);
1241
1242    return OK;
1243}
1244
1245void OMXCodec::on_message(const omx_message &msg) {
1246    Mutex::Autolock autoLock(mLock);
1247
1248    switch (msg.type) {
1249        case omx_message::EVENT:
1250        {
1251            onEvent(
1252                 msg.u.event_data.event, msg.u.event_data.data1,
1253                 msg.u.event_data.data2);
1254
1255            break;
1256        }
1257
1258        case omx_message::EMPTY_BUFFER_DONE:
1259        {
1260            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1261
1262            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1263
1264            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1265            size_t i = 0;
1266            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1267                ++i;
1268            }
1269
1270            CHECK(i < buffers->size());
1271            if (!(*buffers)[i].mOwnedByComponent) {
1272                LOGW("We already own input buffer %p, yet received "
1273                     "an EMPTY_BUFFER_DONE.", buffer);
1274            }
1275
1276            buffers->editItemAt(i).mOwnedByComponent = false;
1277
1278            if (mPortStatus[kPortIndexInput] == DISABLING) {
1279                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1280
1281                status_t err =
1282                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1283                CHECK_EQ(err, OK);
1284
1285                buffers->removeAt(i);
1286            } else if (mState != ERROR
1287                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1288                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1289                drainInputBuffer(&buffers->editItemAt(i));
1290            }
1291            break;
1292        }
1293
1294        case omx_message::FILL_BUFFER_DONE:
1295        {
1296            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1297            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1298
1299            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1300                 buffer,
1301                 msg.u.extended_buffer_data.range_length,
1302                 flags,
1303                 msg.u.extended_buffer_data.timestamp,
1304                 msg.u.extended_buffer_data.timestamp / 1E6);
1305
1306            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1307            size_t i = 0;
1308            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1309                ++i;
1310            }
1311
1312            CHECK(i < buffers->size());
1313            BufferInfo *info = &buffers->editItemAt(i);
1314
1315            if (!info->mOwnedByComponent) {
1316                LOGW("We already own output buffer %p, yet received "
1317                     "a FILL_BUFFER_DONE.", buffer);
1318            }
1319
1320            info->mOwnedByComponent = false;
1321
1322            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1323                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1324
1325                status_t err =
1326                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1327                CHECK_EQ(err, OK);
1328
1329                buffers->removeAt(i);
1330#if 0
1331            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1332                       && (flags & OMX_BUFFERFLAG_EOS)) {
1333                CODEC_LOGV("No more output data.");
1334                mNoMoreOutputData = true;
1335                mBufferFilled.signal();
1336#endif
1337            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1338                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1339
1340                if (info->mMediaBuffer == NULL) {
1341                    CHECK(mOMXLivesLocally);
1342                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
1343                    CHECK(mQuirks & kDefersOutputBufferAllocation);
1344
1345                    // The qcom video decoders on Nexus don't actually allocate
1346                    // output buffer memory on a call to OMX_AllocateBuffer
1347                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
1348                    // structure is only filled in later.
1349
1350                    info->mMediaBuffer = new MediaBuffer(
1351                            msg.u.extended_buffer_data.data_ptr,
1352                            info->mSize);
1353                    info->mMediaBuffer->setObserver(this);
1354                }
1355
1356                MediaBuffer *buffer = info->mMediaBuffer;
1357
1358                buffer->set_range(
1359                        msg.u.extended_buffer_data.range_offset,
1360                        msg.u.extended_buffer_data.range_length);
1361
1362                buffer->meta_data()->clear();
1363
1364                buffer->meta_data()->setInt64(
1365                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1366
1367                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1368                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1369                }
1370                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1371                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1372                }
1373
1374                buffer->meta_data()->setPointer(
1375                        kKeyPlatformPrivate,
1376                        msg.u.extended_buffer_data.platform_private);
1377
1378                buffer->meta_data()->setPointer(
1379                        kKeyBufferID,
1380                        msg.u.extended_buffer_data.buffer);
1381
1382                mFilledBuffers.push_back(i);
1383                mBufferFilled.signal();
1384
1385                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1386                    CODEC_LOGV("No more output data.");
1387                    mNoMoreOutputData = true;
1388                }
1389            }
1390
1391            break;
1392        }
1393
1394        default:
1395        {
1396            CHECK(!"should not be here.");
1397            break;
1398        }
1399    }
1400}
1401
1402void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1403    switch (event) {
1404        case OMX_EventCmdComplete:
1405        {
1406            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1407            break;
1408        }
1409
1410        case OMX_EventError:
1411        {
1412            LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1413
1414            setState(ERROR);
1415            break;
1416        }
1417
1418        case OMX_EventPortSettingsChanged:
1419        {
1420            onPortSettingsChanged(data1);
1421            break;
1422        }
1423
1424#if 0
1425        case OMX_EventBufferFlag:
1426        {
1427            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1428
1429            if (data1 == kPortIndexOutput) {
1430                mNoMoreOutputData = true;
1431            }
1432            break;
1433        }
1434#endif
1435
1436        default:
1437        {
1438            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1439            break;
1440        }
1441    }
1442}
1443
1444// Has the format changed in any way that the client would have to be aware of?
1445static bool formatHasNotablyChanged(
1446        const sp<MetaData> &from, const sp<MetaData> &to) {
1447    if (from.get() == NULL && to.get() == NULL) {
1448        return false;
1449    }
1450
1451    if ((from.get() == NULL && to.get() != NULL)
1452        || (from.get() != NULL && to.get() == NULL)) {
1453        return true;
1454    }
1455
1456    const char *mime_from, *mime_to;
1457    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1458    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1459
1460    if (strcasecmp(mime_from, mime_to)) {
1461        return true;
1462    }
1463
1464    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1465        int32_t colorFormat_from, colorFormat_to;
1466        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1467        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1468
1469        if (colorFormat_from != colorFormat_to) {
1470            return true;
1471        }
1472
1473        int32_t width_from, width_to;
1474        CHECK(from->findInt32(kKeyWidth, &width_from));
1475        CHECK(to->findInt32(kKeyWidth, &width_to));
1476
1477        if (width_from != width_to) {
1478            return true;
1479        }
1480
1481        int32_t height_from, height_to;
1482        CHECK(from->findInt32(kKeyHeight, &height_from));
1483        CHECK(to->findInt32(kKeyHeight, &height_to));
1484
1485        if (height_from != height_to) {
1486            return true;
1487        }
1488    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1489        int32_t numChannels_from, numChannels_to;
1490        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1491        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1492
1493        if (numChannels_from != numChannels_to) {
1494            return true;
1495        }
1496
1497        int32_t sampleRate_from, sampleRate_to;
1498        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1499        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1500
1501        if (sampleRate_from != sampleRate_to) {
1502            return true;
1503        }
1504    }
1505
1506    return false;
1507}
1508
1509void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1510    switch (cmd) {
1511        case OMX_CommandStateSet:
1512        {
1513            onStateChange((OMX_STATETYPE)data);
1514            break;
1515        }
1516
1517        case OMX_CommandPortDisable:
1518        {
1519            OMX_U32 portIndex = data;
1520            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1521
1522            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1523            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1524            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1525
1526            mPortStatus[portIndex] = DISABLED;
1527
1528            if (mState == RECONFIGURING) {
1529                CHECK_EQ(portIndex, kPortIndexOutput);
1530
1531                sp<MetaData> oldOutputFormat = mOutputFormat;
1532                initOutputFormat(mSource->getFormat());
1533
1534                // Don't notify clients if the output port settings change
1535                // wasn't of importance to them, i.e. it may be that just the
1536                // number of buffers has changed and nothing else.
1537                mOutputPortSettingsHaveChanged =
1538                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1539
1540                enablePortAsync(portIndex);
1541
1542                status_t err = allocateBuffersOnPort(portIndex);
1543                CHECK_EQ(err, OK);
1544            }
1545            break;
1546        }
1547
1548        case OMX_CommandPortEnable:
1549        {
1550            OMX_U32 portIndex = data;
1551            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1552
1553            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1554            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1555
1556            mPortStatus[portIndex] = ENABLED;
1557
1558            if (mState == RECONFIGURING) {
1559                CHECK_EQ(portIndex, kPortIndexOutput);
1560
1561                setState(EXECUTING);
1562
1563                fillOutputBuffers();
1564            }
1565            break;
1566        }
1567
1568        case OMX_CommandFlush:
1569        {
1570            OMX_U32 portIndex = data;
1571
1572            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1573
1574            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1575            mPortStatus[portIndex] = ENABLED;
1576
1577            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1578                     mPortBuffers[portIndex].size());
1579
1580            if (mState == RECONFIGURING) {
1581                CHECK_EQ(portIndex, kPortIndexOutput);
1582
1583                disablePortAsync(portIndex);
1584            } else if (mState == EXECUTING_TO_IDLE) {
1585                if (mPortStatus[kPortIndexInput] == ENABLED
1586                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1587                    CODEC_LOGV("Finished flushing both ports, now completing "
1588                         "transition from EXECUTING to IDLE.");
1589
1590                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1591                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1592
1593                    status_t err =
1594                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1595                    CHECK_EQ(err, OK);
1596                }
1597            } else {
1598                // We're flushing both ports in preparation for seeking.
1599
1600                if (mPortStatus[kPortIndexInput] == ENABLED
1601                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1602                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1603                         " seek-time.");
1604
1605                    drainInputBuffers();
1606                    fillOutputBuffers();
1607                }
1608            }
1609
1610            break;
1611        }
1612
1613        default:
1614        {
1615            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1616            break;
1617        }
1618    }
1619}
1620
1621void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1622    CODEC_LOGV("onStateChange %d", newState);
1623
1624    switch (newState) {
1625        case OMX_StateIdle:
1626        {
1627            CODEC_LOGV("Now Idle.");
1628            if (mState == LOADED_TO_IDLE) {
1629                status_t err = mOMX->sendCommand(
1630                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1631
1632                CHECK_EQ(err, OK);
1633
1634                setState(IDLE_TO_EXECUTING);
1635            } else {
1636                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1637
1638                CHECK_EQ(
1639                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1640                    mPortBuffers[kPortIndexInput].size());
1641
1642                CHECK_EQ(
1643                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1644                    mPortBuffers[kPortIndexOutput].size());
1645
1646                status_t err = mOMX->sendCommand(
1647                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1648
1649                CHECK_EQ(err, OK);
1650
1651                err = freeBuffersOnPort(kPortIndexInput);
1652                CHECK_EQ(err, OK);
1653
1654                err = freeBuffersOnPort(kPortIndexOutput);
1655                CHECK_EQ(err, OK);
1656
1657                mPortStatus[kPortIndexInput] = ENABLED;
1658                mPortStatus[kPortIndexOutput] = ENABLED;
1659
1660                setState(IDLE_TO_LOADED);
1661            }
1662            break;
1663        }
1664
1665        case OMX_StateExecuting:
1666        {
1667            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1668
1669            CODEC_LOGV("Now Executing.");
1670
1671            setState(EXECUTING);
1672
1673            // Buffers will be submitted to the component in the first
1674            // call to OMXCodec::read as mInitialBufferSubmit is true at
1675            // this point. This ensures that this on_message call returns,
1676            // releases the lock and ::init can notice the state change and
1677            // itself return.
1678            break;
1679        }
1680
1681        case OMX_StateLoaded:
1682        {
1683            CHECK_EQ(mState, IDLE_TO_LOADED);
1684
1685            CODEC_LOGV("Now Loaded.");
1686
1687            setState(LOADED);
1688            break;
1689        }
1690
1691        case OMX_StateInvalid:
1692        {
1693            setState(ERROR);
1694            break;
1695        }
1696
1697        default:
1698        {
1699            CHECK(!"should not be here.");
1700            break;
1701        }
1702    }
1703}
1704
1705// static
1706size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1707    size_t n = 0;
1708    for (size_t i = 0; i < buffers.size(); ++i) {
1709        if (!buffers[i].mOwnedByComponent) {
1710            ++n;
1711        }
1712    }
1713
1714    return n;
1715}
1716
1717status_t OMXCodec::freeBuffersOnPort(
1718        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1719    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1720
1721    status_t stickyErr = OK;
1722
1723    for (size_t i = buffers->size(); i-- > 0;) {
1724        BufferInfo *info = &buffers->editItemAt(i);
1725
1726        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1727            continue;
1728        }
1729
1730        CHECK_EQ(info->mOwnedByComponent, false);
1731
1732        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1733
1734        status_t err =
1735            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1736
1737        if (err != OK) {
1738            stickyErr = err;
1739        }
1740
1741        if (info->mMediaBuffer != NULL) {
1742            info->mMediaBuffer->setObserver(NULL);
1743
1744            // Make sure nobody but us owns this buffer at this point.
1745            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1746
1747            info->mMediaBuffer->release();
1748        }
1749
1750        buffers->removeAt(i);
1751    }
1752
1753    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1754
1755    return stickyErr;
1756}
1757
1758void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1759    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1760
1761    CHECK_EQ(mState, EXECUTING);
1762    CHECK_EQ(portIndex, kPortIndexOutput);
1763    setState(RECONFIGURING);
1764
1765    if (mQuirks & kNeedsFlushBeforeDisable) {
1766        if (!flushPortAsync(portIndex)) {
1767            onCmdComplete(OMX_CommandFlush, portIndex);
1768        }
1769    } else {
1770        disablePortAsync(portIndex);
1771    }
1772}
1773
1774bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1775    CHECK(mState == EXECUTING || mState == RECONFIGURING
1776            || mState == EXECUTING_TO_IDLE);
1777
1778    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1779         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1780         mPortBuffers[portIndex].size());
1781
1782    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1783    mPortStatus[portIndex] = SHUTTING_DOWN;
1784
1785    if ((mQuirks & kRequiresFlushCompleteEmulation)
1786        && countBuffersWeOwn(mPortBuffers[portIndex])
1787                == mPortBuffers[portIndex].size()) {
1788        // No flush is necessary and this component fails to send a
1789        // flush-complete event in this case.
1790
1791        return false;
1792    }
1793
1794    status_t err =
1795        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1796    CHECK_EQ(err, OK);
1797
1798    return true;
1799}
1800
1801void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1802    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1803
1804    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1805    mPortStatus[portIndex] = DISABLING;
1806
1807    status_t err =
1808        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1809    CHECK_EQ(err, OK);
1810
1811    freeBuffersOnPort(portIndex, true);
1812}
1813
1814void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1815    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1816
1817    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1818    mPortStatus[portIndex] = ENABLING;
1819
1820    status_t err =
1821        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1822    CHECK_EQ(err, OK);
1823}
1824
1825void OMXCodec::fillOutputBuffers() {
1826    CHECK_EQ(mState, EXECUTING);
1827
1828    // This is a workaround for some decoders not properly reporting
1829    // end-of-output-stream. If we own all input buffers and also own
1830    // all output buffers and we already signalled end-of-input-stream,
1831    // the end-of-output-stream is implied.
1832    if (mSignalledEOS
1833            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
1834                == mPortBuffers[kPortIndexInput].size()
1835            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
1836                == mPortBuffers[kPortIndexOutput].size()) {
1837        mNoMoreOutputData = true;
1838        mBufferFilled.signal();
1839
1840        return;
1841    }
1842
1843    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1844    for (size_t i = 0; i < buffers->size(); ++i) {
1845        fillOutputBuffer(&buffers->editItemAt(i));
1846    }
1847}
1848
1849void OMXCodec::drainInputBuffers() {
1850    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1851
1852    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1853    for (size_t i = 0; i < buffers->size(); ++i) {
1854        drainInputBuffer(&buffers->editItemAt(i));
1855    }
1856}
1857
1858void OMXCodec::drainInputBuffer(BufferInfo *info) {
1859    CHECK_EQ(info->mOwnedByComponent, false);
1860
1861    if (mSignalledEOS) {
1862        return;
1863    }
1864
1865    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1866        const CodecSpecificData *specific =
1867            mCodecSpecificData[mCodecSpecificDataIndex];
1868
1869        size_t size = specific->mSize;
1870
1871        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1872                && !(mQuirks & kWantsNALFragments)) {
1873            static const uint8_t kNALStartCode[4] =
1874                    { 0x00, 0x00, 0x00, 0x01 };
1875
1876            CHECK(info->mSize >= specific->mSize + 4);
1877
1878            size += 4;
1879
1880            memcpy(info->mData, kNALStartCode, 4);
1881            memcpy((uint8_t *)info->mData + 4,
1882                   specific->mData, specific->mSize);
1883        } else {
1884            CHECK(info->mSize >= specific->mSize);
1885            memcpy(info->mData, specific->mData, specific->mSize);
1886        }
1887
1888        mNoMoreOutputData = false;
1889
1890        CODEC_LOGV("calling emptyBuffer with codec specific data");
1891
1892        status_t err = mOMX->emptyBuffer(
1893                mNode, info->mBuffer, 0, size,
1894                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1895                0);
1896        CHECK_EQ(err, OK);
1897
1898        info->mOwnedByComponent = true;
1899
1900        ++mCodecSpecificDataIndex;
1901        return;
1902    }
1903
1904    MediaBuffer *srcBuffer;
1905    status_t err;
1906    if (mSeekTimeUs >= 0) {
1907        MediaSource::ReadOptions options;
1908        options.setSeekTo(mSeekTimeUs);
1909
1910        mSeekTimeUs = -1;
1911        mBufferFilled.signal();
1912
1913        err = mSource->read(&srcBuffer, &options);
1914    } else {
1915        err = mSource->read(&srcBuffer);
1916    }
1917
1918    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1919    OMX_TICKS timestampUs = 0;
1920    size_t srcLength = 0;
1921
1922    if (err != OK) {
1923        CODEC_LOGV("signalling end of input stream.");
1924        flags |= OMX_BUFFERFLAG_EOS;
1925
1926        mSignalledEOS = true;
1927    } else {
1928        mNoMoreOutputData = false;
1929
1930        srcLength = srcBuffer->range_length();
1931
1932        if (info->mSize < srcLength) {
1933            CODEC_LOGE(
1934                 "Codec's input buffers are too small to accomodate "
1935                 "buffer read from source (info->mSize = %d, srcLength = %d)",
1936                 info->mSize, srcLength);
1937
1938            srcBuffer->release();
1939            srcBuffer = NULL;
1940
1941            setState(ERROR);
1942            return;
1943        }
1944        memcpy(info->mData,
1945               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1946               srcLength);
1947
1948        if (srcBuffer->meta_data()->findInt64(kKeyTime, &timestampUs)) {
1949            CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
1950                       "timestamp %lld us (%.2f secs)",
1951                       info->mBuffer, srcLength,
1952                       timestampUs, timestampUs / 1E6);
1953        }
1954    }
1955
1956    if (srcBuffer != NULL) {
1957        srcBuffer->release();
1958        srcBuffer = NULL;
1959    }
1960
1961    err = mOMX->emptyBuffer(
1962            mNode, info->mBuffer, 0, srcLength,
1963            flags, timestampUs);
1964
1965    if (err != OK) {
1966        setState(ERROR);
1967        return;
1968    }
1969
1970    info->mOwnedByComponent = true;
1971
1972    // This component does not ever signal the EOS flag on output buffers,
1973    // Thanks for nothing.
1974    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
1975        mNoMoreOutputData = true;
1976        mBufferFilled.signal();
1977    }
1978}
1979
1980void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1981    CHECK_EQ(info->mOwnedByComponent, false);
1982
1983    if (mNoMoreOutputData) {
1984        CODEC_LOGV("There is no more output data available, not "
1985             "calling fillOutputBuffer");
1986        return;
1987    }
1988
1989    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1990    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
1991    CHECK_EQ(err, OK);
1992
1993    info->mOwnedByComponent = true;
1994}
1995
1996void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1997    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1998    for (size_t i = 0; i < buffers->size(); ++i) {
1999        if ((*buffers)[i].mBuffer == buffer) {
2000            drainInputBuffer(&buffers->editItemAt(i));
2001            return;
2002        }
2003    }
2004
2005    CHECK(!"should not be here.");
2006}
2007
2008void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2009    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2010    for (size_t i = 0; i < buffers->size(); ++i) {
2011        if ((*buffers)[i].mBuffer == buffer) {
2012            fillOutputBuffer(&buffers->editItemAt(i));
2013            return;
2014        }
2015    }
2016
2017    CHECK(!"should not be here.");
2018}
2019
2020void OMXCodec::setState(State newState) {
2021    mState = newState;
2022    mAsyncCompletion.signal();
2023
2024    // This may cause some spurious wakeups but is necessary to
2025    // unblock the reader if we enter ERROR state.
2026    mBufferFilled.signal();
2027}
2028
2029void OMXCodec::setRawAudioFormat(
2030        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2031    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2032    InitOMXParams(&pcmParams);
2033    pcmParams.nPortIndex = portIndex;
2034
2035    status_t err = mOMX->getParameter(
2036            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2037
2038    CHECK_EQ(err, OK);
2039
2040    pcmParams.nChannels = numChannels;
2041    pcmParams.eNumData = OMX_NumericalDataSigned;
2042    pcmParams.bInterleaved = OMX_TRUE;
2043    pcmParams.nBitPerSample = 16;
2044    pcmParams.nSamplingRate = sampleRate;
2045    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2046
2047    if (numChannels == 1) {
2048        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2049    } else {
2050        CHECK_EQ(numChannels, 2);
2051
2052        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2053        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2054    }
2055
2056    err = mOMX->setParameter(
2057            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2058
2059    CHECK_EQ(err, OK);
2060}
2061
2062void OMXCodec::setAMRFormat(bool isWAMR) {
2063    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2064
2065    OMX_AUDIO_PARAM_AMRTYPE def;
2066    InitOMXParams(&def);
2067    def.nPortIndex = portIndex;
2068
2069    status_t err =
2070        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2071
2072    CHECK_EQ(err, OK);
2073
2074    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2075    def.eAMRBandMode =
2076        isWAMR ? OMX_AUDIO_AMRBandModeWB0 : OMX_AUDIO_AMRBandModeNB0;
2077
2078    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2079    CHECK_EQ(err, OK);
2080
2081    ////////////////////////
2082
2083    if (mIsEncoder) {
2084        sp<MetaData> format = mSource->getFormat();
2085        int32_t sampleRate;
2086        int32_t numChannels;
2087        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2088        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2089
2090        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2091    }
2092}
2093
2094void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
2095    if (mIsEncoder) {
2096        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2097    } else {
2098        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2099        InitOMXParams(&profile);
2100        profile.nPortIndex = kPortIndexInput;
2101
2102        status_t err = mOMX->getParameter(
2103                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2104        CHECK_EQ(err, OK);
2105
2106        profile.nChannels = numChannels;
2107        profile.nSampleRate = sampleRate;
2108        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2109
2110        err = mOMX->setParameter(
2111                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2112        CHECK_EQ(err, OK);
2113    }
2114}
2115
2116void OMXCodec::setImageOutputFormat(
2117        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2118    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2119
2120#if 0
2121    OMX_INDEXTYPE index;
2122    status_t err = mOMX->get_extension_index(
2123            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2124    CHECK_EQ(err, OK);
2125
2126    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2127    CHECK_EQ(err, OK);
2128#endif
2129
2130    OMX_PARAM_PORTDEFINITIONTYPE def;
2131    InitOMXParams(&def);
2132    def.nPortIndex = kPortIndexOutput;
2133
2134    status_t err = mOMX->getParameter(
2135            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2136    CHECK_EQ(err, OK);
2137
2138    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2139
2140    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2141
2142    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2143    imageDef->eColorFormat = format;
2144    imageDef->nFrameWidth = width;
2145    imageDef->nFrameHeight = height;
2146
2147    switch (format) {
2148        case OMX_COLOR_FormatYUV420PackedPlanar:
2149        case OMX_COLOR_FormatYUV411Planar:
2150        {
2151            def.nBufferSize = (width * height * 3) / 2;
2152            break;
2153        }
2154
2155        case OMX_COLOR_FormatCbYCrY:
2156        {
2157            def.nBufferSize = width * height * 2;
2158            break;
2159        }
2160
2161        case OMX_COLOR_Format32bitARGB8888:
2162        {
2163            def.nBufferSize = width * height * 4;
2164            break;
2165        }
2166
2167        case OMX_COLOR_Format16bitARGB4444:
2168        case OMX_COLOR_Format16bitARGB1555:
2169        case OMX_COLOR_Format16bitRGB565:
2170        case OMX_COLOR_Format16bitBGR565:
2171        {
2172            def.nBufferSize = width * height * 2;
2173            break;
2174        }
2175
2176        default:
2177            CHECK(!"Should not be here. Unknown color format.");
2178            break;
2179    }
2180
2181    def.nBufferCountActual = def.nBufferCountMin;
2182
2183    err = mOMX->setParameter(
2184            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2185    CHECK_EQ(err, OK);
2186}
2187
2188void OMXCodec::setJPEGInputFormat(
2189        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2190    OMX_PARAM_PORTDEFINITIONTYPE def;
2191    InitOMXParams(&def);
2192    def.nPortIndex = kPortIndexInput;
2193
2194    status_t err = mOMX->getParameter(
2195            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2196    CHECK_EQ(err, OK);
2197
2198    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2199    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2200
2201    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2202    imageDef->nFrameWidth = width;
2203    imageDef->nFrameHeight = height;
2204
2205    def.nBufferSize = compressedSize;
2206    def.nBufferCountActual = def.nBufferCountMin;
2207
2208    err = mOMX->setParameter(
2209            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2210    CHECK_EQ(err, OK);
2211}
2212
2213void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2214    CodecSpecificData *specific =
2215        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2216
2217    specific->mSize = size;
2218    memcpy(specific->mData, data, size);
2219
2220    mCodecSpecificData.push(specific);
2221}
2222
2223void OMXCodec::clearCodecSpecificData() {
2224    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2225        free(mCodecSpecificData.editItemAt(i));
2226    }
2227    mCodecSpecificData.clear();
2228    mCodecSpecificDataIndex = 0;
2229}
2230
2231status_t OMXCodec::start(MetaData *) {
2232    Mutex::Autolock autoLock(mLock);
2233
2234    if (mState != LOADED) {
2235        return UNKNOWN_ERROR;
2236    }
2237
2238    sp<MetaData> params = new MetaData;
2239    if (mQuirks & kWantsNALFragments) {
2240        params->setInt32(kKeyWantsNALFragments, true);
2241    }
2242    status_t err = mSource->start(params.get());
2243
2244    if (err != OK) {
2245        return err;
2246    }
2247
2248    mCodecSpecificDataIndex = 0;
2249    mInitialBufferSubmit = true;
2250    mSignalledEOS = false;
2251    mNoMoreOutputData = false;
2252    mOutputPortSettingsHaveChanged = false;
2253    mSeekTimeUs = -1;
2254    mFilledBuffers.clear();
2255
2256    return init();
2257}
2258
2259status_t OMXCodec::stop() {
2260    CODEC_LOGV("stop mState=%d", mState);
2261
2262    Mutex::Autolock autoLock(mLock);
2263
2264    while (isIntermediateState(mState)) {
2265        mAsyncCompletion.wait(mLock);
2266    }
2267
2268    switch (mState) {
2269        case LOADED:
2270        case ERROR:
2271            break;
2272
2273        case EXECUTING:
2274        {
2275            setState(EXECUTING_TO_IDLE);
2276
2277            if (mQuirks & kRequiresFlushBeforeShutdown) {
2278                CODEC_LOGV("This component requires a flush before transitioning "
2279                     "from EXECUTING to IDLE...");
2280
2281                bool emulateInputFlushCompletion =
2282                    !flushPortAsync(kPortIndexInput);
2283
2284                bool emulateOutputFlushCompletion =
2285                    !flushPortAsync(kPortIndexOutput);
2286
2287                if (emulateInputFlushCompletion) {
2288                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2289                }
2290
2291                if (emulateOutputFlushCompletion) {
2292                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2293                }
2294            } else {
2295                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2296                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2297
2298                status_t err =
2299                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2300                CHECK_EQ(err, OK);
2301            }
2302
2303            while (mState != LOADED && mState != ERROR) {
2304                mAsyncCompletion.wait(mLock);
2305            }
2306
2307            break;
2308        }
2309
2310        default:
2311        {
2312            CHECK(!"should not be here.");
2313            break;
2314        }
2315    }
2316
2317    mSource->stop();
2318
2319    CODEC_LOGV("stopped");
2320
2321    return OK;
2322}
2323
2324sp<MetaData> OMXCodec::getFormat() {
2325    Mutex::Autolock autoLock(mLock);
2326
2327    return mOutputFormat;
2328}
2329
2330status_t OMXCodec::read(
2331        MediaBuffer **buffer, const ReadOptions *options) {
2332    *buffer = NULL;
2333
2334    Mutex::Autolock autoLock(mLock);
2335
2336    if (mState != EXECUTING && mState != RECONFIGURING) {
2337        return UNKNOWN_ERROR;
2338    }
2339
2340    bool seeking = false;
2341    int64_t seekTimeUs;
2342    if (options && options->getSeekTo(&seekTimeUs)) {
2343        seeking = true;
2344    }
2345
2346    if (mInitialBufferSubmit) {
2347        mInitialBufferSubmit = false;
2348
2349        if (seeking) {
2350            CHECK(seekTimeUs >= 0);
2351            mSeekTimeUs = seekTimeUs;
2352
2353            // There's no reason to trigger the code below, there's
2354            // nothing to flush yet.
2355            seeking = false;
2356        }
2357
2358        drainInputBuffers();
2359
2360        if (mState == EXECUTING) {
2361            // Otherwise mState == RECONFIGURING and this code will trigger
2362            // after the output port is reenabled.
2363            fillOutputBuffers();
2364        }
2365    }
2366
2367    if (seeking) {
2368        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2369
2370        mSignalledEOS = false;
2371
2372        CHECK(seekTimeUs >= 0);
2373        mSeekTimeUs = seekTimeUs;
2374
2375        mFilledBuffers.clear();
2376
2377        CHECK_EQ(mState, EXECUTING);
2378
2379        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2380        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2381
2382        if (emulateInputFlushCompletion) {
2383            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2384        }
2385
2386        if (emulateOutputFlushCompletion) {
2387            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2388        }
2389
2390        while (mSeekTimeUs >= 0) {
2391            mBufferFilled.wait(mLock);
2392        }
2393    }
2394
2395    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2396        mBufferFilled.wait(mLock);
2397    }
2398
2399    if (mState == ERROR) {
2400        return UNKNOWN_ERROR;
2401    }
2402
2403    if (mFilledBuffers.empty()) {
2404        return ERROR_END_OF_STREAM;
2405    }
2406
2407    if (mOutputPortSettingsHaveChanged) {
2408        mOutputPortSettingsHaveChanged = false;
2409
2410        return INFO_FORMAT_CHANGED;
2411    }
2412
2413    size_t index = *mFilledBuffers.begin();
2414    mFilledBuffers.erase(mFilledBuffers.begin());
2415
2416    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2417    info->mMediaBuffer->add_ref();
2418    *buffer = info->mMediaBuffer;
2419
2420    return OK;
2421}
2422
2423void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2424    Mutex::Autolock autoLock(mLock);
2425
2426    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2427    for (size_t i = 0; i < buffers->size(); ++i) {
2428        BufferInfo *info = &buffers->editItemAt(i);
2429
2430        if (info->mMediaBuffer == buffer) {
2431            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2432            fillOutputBuffer(info);
2433            return;
2434        }
2435    }
2436
2437    CHECK(!"should not be here.");
2438}
2439
2440static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2441    static const char *kNames[] = {
2442        "OMX_IMAGE_CodingUnused",
2443        "OMX_IMAGE_CodingAutoDetect",
2444        "OMX_IMAGE_CodingJPEG",
2445        "OMX_IMAGE_CodingJPEG2K",
2446        "OMX_IMAGE_CodingEXIF",
2447        "OMX_IMAGE_CodingTIFF",
2448        "OMX_IMAGE_CodingGIF",
2449        "OMX_IMAGE_CodingPNG",
2450        "OMX_IMAGE_CodingLZW",
2451        "OMX_IMAGE_CodingBMP",
2452    };
2453
2454    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2455
2456    if (type < 0 || (size_t)type >= numNames) {
2457        return "UNKNOWN";
2458    } else {
2459        return kNames[type];
2460    }
2461}
2462
2463static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2464    static const char *kNames[] = {
2465        "OMX_COLOR_FormatUnused",
2466        "OMX_COLOR_FormatMonochrome",
2467        "OMX_COLOR_Format8bitRGB332",
2468        "OMX_COLOR_Format12bitRGB444",
2469        "OMX_COLOR_Format16bitARGB4444",
2470        "OMX_COLOR_Format16bitARGB1555",
2471        "OMX_COLOR_Format16bitRGB565",
2472        "OMX_COLOR_Format16bitBGR565",
2473        "OMX_COLOR_Format18bitRGB666",
2474        "OMX_COLOR_Format18bitARGB1665",
2475        "OMX_COLOR_Format19bitARGB1666",
2476        "OMX_COLOR_Format24bitRGB888",
2477        "OMX_COLOR_Format24bitBGR888",
2478        "OMX_COLOR_Format24bitARGB1887",
2479        "OMX_COLOR_Format25bitARGB1888",
2480        "OMX_COLOR_Format32bitBGRA8888",
2481        "OMX_COLOR_Format32bitARGB8888",
2482        "OMX_COLOR_FormatYUV411Planar",
2483        "OMX_COLOR_FormatYUV411PackedPlanar",
2484        "OMX_COLOR_FormatYUV420Planar",
2485        "OMX_COLOR_FormatYUV420PackedPlanar",
2486        "OMX_COLOR_FormatYUV420SemiPlanar",
2487        "OMX_COLOR_FormatYUV422Planar",
2488        "OMX_COLOR_FormatYUV422PackedPlanar",
2489        "OMX_COLOR_FormatYUV422SemiPlanar",
2490        "OMX_COLOR_FormatYCbYCr",
2491        "OMX_COLOR_FormatYCrYCb",
2492        "OMX_COLOR_FormatCbYCrY",
2493        "OMX_COLOR_FormatCrYCbY",
2494        "OMX_COLOR_FormatYUV444Interleaved",
2495        "OMX_COLOR_FormatRawBayer8bit",
2496        "OMX_COLOR_FormatRawBayer10bit",
2497        "OMX_COLOR_FormatRawBayer8bitcompressed",
2498        "OMX_COLOR_FormatL2",
2499        "OMX_COLOR_FormatL4",
2500        "OMX_COLOR_FormatL8",
2501        "OMX_COLOR_FormatL16",
2502        "OMX_COLOR_FormatL24",
2503        "OMX_COLOR_FormatL32",
2504        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2505        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2506        "OMX_COLOR_Format18BitBGR666",
2507        "OMX_COLOR_Format24BitARGB6666",
2508        "OMX_COLOR_Format24BitABGR6666",
2509    };
2510
2511    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2512
2513    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2514        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2515    } else if (type < 0 || (size_t)type >= numNames) {
2516        return "UNKNOWN";
2517    } else {
2518        return kNames[type];
2519    }
2520}
2521
2522static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2523    static const char *kNames[] = {
2524        "OMX_VIDEO_CodingUnused",
2525        "OMX_VIDEO_CodingAutoDetect",
2526        "OMX_VIDEO_CodingMPEG2",
2527        "OMX_VIDEO_CodingH263",
2528        "OMX_VIDEO_CodingMPEG4",
2529        "OMX_VIDEO_CodingWMV",
2530        "OMX_VIDEO_CodingRV",
2531        "OMX_VIDEO_CodingAVC",
2532        "OMX_VIDEO_CodingMJPEG",
2533    };
2534
2535    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2536
2537    if (type < 0 || (size_t)type >= numNames) {
2538        return "UNKNOWN";
2539    } else {
2540        return kNames[type];
2541    }
2542}
2543
2544static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2545    static const char *kNames[] = {
2546        "OMX_AUDIO_CodingUnused",
2547        "OMX_AUDIO_CodingAutoDetect",
2548        "OMX_AUDIO_CodingPCM",
2549        "OMX_AUDIO_CodingADPCM",
2550        "OMX_AUDIO_CodingAMR",
2551        "OMX_AUDIO_CodingGSMFR",
2552        "OMX_AUDIO_CodingGSMEFR",
2553        "OMX_AUDIO_CodingGSMHR",
2554        "OMX_AUDIO_CodingPDCFR",
2555        "OMX_AUDIO_CodingPDCEFR",
2556        "OMX_AUDIO_CodingPDCHR",
2557        "OMX_AUDIO_CodingTDMAFR",
2558        "OMX_AUDIO_CodingTDMAEFR",
2559        "OMX_AUDIO_CodingQCELP8",
2560        "OMX_AUDIO_CodingQCELP13",
2561        "OMX_AUDIO_CodingEVRC",
2562        "OMX_AUDIO_CodingSMV",
2563        "OMX_AUDIO_CodingG711",
2564        "OMX_AUDIO_CodingG723",
2565        "OMX_AUDIO_CodingG726",
2566        "OMX_AUDIO_CodingG729",
2567        "OMX_AUDIO_CodingAAC",
2568        "OMX_AUDIO_CodingMP3",
2569        "OMX_AUDIO_CodingSBC",
2570        "OMX_AUDIO_CodingVORBIS",
2571        "OMX_AUDIO_CodingWMA",
2572        "OMX_AUDIO_CodingRA",
2573        "OMX_AUDIO_CodingMIDI",
2574    };
2575
2576    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2577
2578    if (type < 0 || (size_t)type >= numNames) {
2579        return "UNKNOWN";
2580    } else {
2581        return kNames[type];
2582    }
2583}
2584
2585static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2586    static const char *kNames[] = {
2587        "OMX_AUDIO_PCMModeLinear",
2588        "OMX_AUDIO_PCMModeALaw",
2589        "OMX_AUDIO_PCMModeMULaw",
2590    };
2591
2592    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2593
2594    if (type < 0 || (size_t)type >= numNames) {
2595        return "UNKNOWN";
2596    } else {
2597        return kNames[type];
2598    }
2599}
2600
2601static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2602    static const char *kNames[] = {
2603        "OMX_AUDIO_AMRBandModeUnused",
2604        "OMX_AUDIO_AMRBandModeNB0",
2605        "OMX_AUDIO_AMRBandModeNB1",
2606        "OMX_AUDIO_AMRBandModeNB2",
2607        "OMX_AUDIO_AMRBandModeNB3",
2608        "OMX_AUDIO_AMRBandModeNB4",
2609        "OMX_AUDIO_AMRBandModeNB5",
2610        "OMX_AUDIO_AMRBandModeNB6",
2611        "OMX_AUDIO_AMRBandModeNB7",
2612        "OMX_AUDIO_AMRBandModeWB0",
2613        "OMX_AUDIO_AMRBandModeWB1",
2614        "OMX_AUDIO_AMRBandModeWB2",
2615        "OMX_AUDIO_AMRBandModeWB3",
2616        "OMX_AUDIO_AMRBandModeWB4",
2617        "OMX_AUDIO_AMRBandModeWB5",
2618        "OMX_AUDIO_AMRBandModeWB6",
2619        "OMX_AUDIO_AMRBandModeWB7",
2620        "OMX_AUDIO_AMRBandModeWB8",
2621    };
2622
2623    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2624
2625    if (type < 0 || (size_t)type >= numNames) {
2626        return "UNKNOWN";
2627    } else {
2628        return kNames[type];
2629    }
2630}
2631
2632static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2633    static const char *kNames[] = {
2634        "OMX_AUDIO_AMRFrameFormatConformance",
2635        "OMX_AUDIO_AMRFrameFormatIF1",
2636        "OMX_AUDIO_AMRFrameFormatIF2",
2637        "OMX_AUDIO_AMRFrameFormatFSF",
2638        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2639        "OMX_AUDIO_AMRFrameFormatITU",
2640    };
2641
2642    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2643
2644    if (type < 0 || (size_t)type >= numNames) {
2645        return "UNKNOWN";
2646    } else {
2647        return kNames[type];
2648    }
2649}
2650
2651void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2652    OMX_PARAM_PORTDEFINITIONTYPE def;
2653    InitOMXParams(&def);
2654    def.nPortIndex = portIndex;
2655
2656    status_t err = mOMX->getParameter(
2657            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2658    CHECK_EQ(err, OK);
2659
2660    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2661
2662    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2663          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2664
2665    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2666    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2667    printf("  nBufferSize = %ld\n", def.nBufferSize);
2668
2669    switch (def.eDomain) {
2670        case OMX_PortDomainImage:
2671        {
2672            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2673
2674            printf("\n");
2675            printf("  // Image\n");
2676            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2677            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2678            printf("  nStride = %ld\n", imageDef->nStride);
2679
2680            printf("  eCompressionFormat = %s\n",
2681                   imageCompressionFormatString(imageDef->eCompressionFormat));
2682
2683            printf("  eColorFormat = %s\n",
2684                   colorFormatString(imageDef->eColorFormat));
2685
2686            break;
2687        }
2688
2689        case OMX_PortDomainVideo:
2690        {
2691            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2692
2693            printf("\n");
2694            printf("  // Video\n");
2695            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2696            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2697            printf("  nStride = %ld\n", videoDef->nStride);
2698
2699            printf("  eCompressionFormat = %s\n",
2700                   videoCompressionFormatString(videoDef->eCompressionFormat));
2701
2702            printf("  eColorFormat = %s\n",
2703                   colorFormatString(videoDef->eColorFormat));
2704
2705            break;
2706        }
2707
2708        case OMX_PortDomainAudio:
2709        {
2710            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2711
2712            printf("\n");
2713            printf("  // Audio\n");
2714            printf("  eEncoding = %s\n",
2715                   audioCodingTypeString(audioDef->eEncoding));
2716
2717            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2718                OMX_AUDIO_PARAM_PCMMODETYPE params;
2719                InitOMXParams(&params);
2720                params.nPortIndex = portIndex;
2721
2722                err = mOMX->getParameter(
2723                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2724                CHECK_EQ(err, OK);
2725
2726                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2727                printf("  nChannels = %ld\n", params.nChannels);
2728                printf("  bInterleaved = %d\n", params.bInterleaved);
2729                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2730
2731                printf("  eNumData = %s\n",
2732                       params.eNumData == OMX_NumericalDataSigned
2733                        ? "signed" : "unsigned");
2734
2735                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2736            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2737                OMX_AUDIO_PARAM_AMRTYPE amr;
2738                InitOMXParams(&amr);
2739                amr.nPortIndex = portIndex;
2740
2741                err = mOMX->getParameter(
2742                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2743                CHECK_EQ(err, OK);
2744
2745                printf("  nChannels = %ld\n", amr.nChannels);
2746                printf("  eAMRBandMode = %s\n",
2747                        amrBandModeString(amr.eAMRBandMode));
2748                printf("  eAMRFrameFormat = %s\n",
2749                        amrFrameFormatString(amr.eAMRFrameFormat));
2750            }
2751
2752            break;
2753        }
2754
2755        default:
2756        {
2757            printf("  // Unknown\n");
2758            break;
2759        }
2760    }
2761
2762    printf("}\n");
2763}
2764
2765void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2766    mOutputFormat = new MetaData;
2767    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2768
2769    OMX_PARAM_PORTDEFINITIONTYPE def;
2770    InitOMXParams(&def);
2771    def.nPortIndex = kPortIndexOutput;
2772
2773    status_t err = mOMX->getParameter(
2774            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2775    CHECK_EQ(err, OK);
2776
2777    switch (def.eDomain) {
2778        case OMX_PortDomainImage:
2779        {
2780            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2781            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2782
2783            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2784            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2785            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2786            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2787            break;
2788        }
2789
2790        case OMX_PortDomainAudio:
2791        {
2792            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2793
2794            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2795                OMX_AUDIO_PARAM_PCMMODETYPE params;
2796                InitOMXParams(&params);
2797                params.nPortIndex = kPortIndexOutput;
2798
2799                err = mOMX->getParameter(
2800                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2801                CHECK_EQ(err, OK);
2802
2803                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2804                CHECK_EQ(params.nBitPerSample, 16);
2805                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2806
2807                int32_t numChannels, sampleRate;
2808                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2809                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2810
2811                if ((OMX_U32)numChannels != params.nChannels) {
2812                    LOGW("Codec outputs a different number of channels than "
2813                         "the input stream contains (contains %d channels, "
2814                         "codec outputs %ld channels).",
2815                         numChannels, params.nChannels);
2816                }
2817
2818                mOutputFormat->setCString(
2819                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2820
2821                // Use the codec-advertised number of channels, as some
2822                // codecs appear to output stereo even if the input data is
2823                // mono. If we know the codec lies about this information,
2824                // use the actual number of channels instead.
2825                mOutputFormat->setInt32(
2826                        kKeyChannelCount,
2827                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
2828                            ? numChannels : params.nChannels);
2829
2830                // The codec-reported sampleRate is not reliable...
2831                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2832            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2833                OMX_AUDIO_PARAM_AMRTYPE amr;
2834                InitOMXParams(&amr);
2835                amr.nPortIndex = kPortIndexOutput;
2836
2837                err = mOMX->getParameter(
2838                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2839                CHECK_EQ(err, OK);
2840
2841                CHECK_EQ(amr.nChannels, 1);
2842                mOutputFormat->setInt32(kKeyChannelCount, 1);
2843
2844                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2845                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2846                    mOutputFormat->setCString(
2847                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2848                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2849                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2850                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2851                    mOutputFormat->setCString(
2852                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2853                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2854                } else {
2855                    CHECK(!"Unknown AMR band mode.");
2856                }
2857            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2858                mOutputFormat->setCString(
2859                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2860            } else {
2861                CHECK(!"Should not be here. Unknown audio encoding.");
2862            }
2863            break;
2864        }
2865
2866        case OMX_PortDomainVideo:
2867        {
2868            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2869
2870            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2871                mOutputFormat->setCString(
2872                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2873            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2874                mOutputFormat->setCString(
2875                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2876            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2877                mOutputFormat->setCString(
2878                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2879            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2880                mOutputFormat->setCString(
2881                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2882            } else {
2883                CHECK(!"Unknown compression format.");
2884            }
2885
2886            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2887                // This component appears to be lying to me.
2888                mOutputFormat->setInt32(
2889                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2890                mOutputFormat->setInt32(
2891                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2892            } else {
2893                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2894                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2895            }
2896
2897            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2898            break;
2899        }
2900
2901        default:
2902        {
2903            CHECK(!"should not be here, neither audio nor video.");
2904            break;
2905        }
2906    }
2907}
2908
2909////////////////////////////////////////////////////////////////////////////////
2910
2911status_t QueryCodecs(
2912        const sp<IOMX> &omx,
2913        const char *mime, bool queryDecoders,
2914        Vector<CodecCapabilities> *results) {
2915    results->clear();
2916
2917    for (int index = 0;; ++index) {
2918        const char *componentName;
2919
2920        if (!queryDecoders) {
2921            componentName = GetCodec(
2922                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2923                    mime, index);
2924        } else {
2925            componentName = GetCodec(
2926                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2927                    mime, index);
2928        }
2929
2930        if (!componentName) {
2931            return OK;
2932        }
2933
2934        sp<OMXCodecObserver> observer = new OMXCodecObserver;
2935        IOMX::node_id node;
2936        status_t err = omx->allocateNode(componentName, observer, &node);
2937
2938        if (err != OK) {
2939            continue;
2940        }
2941
2942        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2943
2944        results->push();
2945        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2946        caps->mComponentName = componentName;
2947
2948        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2949        InitOMXParams(&param);
2950
2951        param.nPortIndex = queryDecoders ? 0 : 1;
2952
2953        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2954            err = omx->getParameter(
2955                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2956                    &param, sizeof(param));
2957
2958            if (err != OK) {
2959                break;
2960            }
2961
2962            CodecProfileLevel profileLevel;
2963            profileLevel.mProfile = param.eProfile;
2964            profileLevel.mLevel = param.eLevel;
2965
2966            caps->mProfileLevels.push(profileLevel);
2967        }
2968
2969        CHECK_EQ(omx->freeNode(node), OK);
2970    }
2971}
2972
2973}  // namespace android
2974