OMXCodec.cpp revision b841f14f8e51f2365945281fbfa54ef6a1b1b5a6 
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#if BUILD_WITH_FULL_STAGEFRIGHT
22#include "include/AACDecoder.h"
23#include "include/AMRNBDecoder.h"
24#include "include/AMRNBEncoder.h"
25#include "include/AMRWBDecoder.h"
26#include "include/AVCDecoder.h"
27#include "include/MP3Decoder.h"
28#endif
29
30#include "include/ESDS.h"
31
32#include <binder/IServiceManager.h>
33#include <binder/MemoryDealer.h>
34#include <binder/ProcessState.h>
35#include <media/IMediaPlayerService.h>
36#include <media/stagefright/MediaBuffer.h>
37#include <media/stagefright/MediaBufferGroup.h>
38#include <media/stagefright/MediaDebug.h>
39#include <media/stagefright/MediaDefs.h>
40#include <media/stagefright/MediaExtractor.h>
41#include <media/stagefright/MetaData.h>
42#include <media/stagefright/OMXCodec.h>
43#include <media/stagefright/Utils.h>
44#include <utils/Vector.h>
45
46#include <OMX_Audio.h>
47#include <OMX_Component.h>
48
49namespace android {
50
51static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
52
53struct CodecInfo {
54    const char *mime;
55    const char *codec;
56};
57
58static const CodecInfo kDecoderInfo[] = {
59    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
60    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
61    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.PV.mp3dec" },
62    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
63    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrdec" },
64    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
65    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.PV.amrdec" },
66    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
67    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacdec" },
68    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
69    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
70    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4dec" },
71    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
72    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.Decoder" },
73    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263dec" },
74    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
75    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
76    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcdec" },
77};
78
79static const CodecInfo kEncoderInfo[] = {
80    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
81    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrencnb" },
82    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
83    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
84    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
85    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
86    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
87    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
88    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
89    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
90    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
91    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
92    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
93};
94
95#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
96#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
97
98struct OMXCodecObserver : public BnOMXObserver {
99    OMXCodecObserver() {
100    }
101
102    void setCodec(const sp<OMXCodec> &target) {
103        mTarget = target;
104    }
105
106    // from IOMXObserver
107    virtual void onMessage(const omx_message &msg) {
108        sp<OMXCodec> codec = mTarget.promote();
109
110        if (codec.get() != NULL) {
111            codec->on_message(msg);
112        }
113    }
114
115protected:
116    virtual ~OMXCodecObserver() {}
117
118private:
119    wp<OMXCodec> mTarget;
120
121    OMXCodecObserver(const OMXCodecObserver &);
122    OMXCodecObserver &operator=(const OMXCodecObserver &);
123};
124
125static const char *GetCodec(const CodecInfo *info, size_t numInfos,
126                            const char *mime, int index) {
127    CHECK(index >= 0);
128    for(size_t i = 0; i < numInfos; ++i) {
129        if (!strcasecmp(mime, info[i].mime)) {
130            if (index == 0) {
131                return info[i].codec;
132            }
133
134            --index;
135        }
136    }
137
138    return NULL;
139}
140
141enum {
142    kAVCProfileBaseline      = 0x42,
143    kAVCProfileMain          = 0x4d,
144    kAVCProfileExtended      = 0x58,
145    kAVCProfileHigh          = 0x64,
146    kAVCProfileHigh10        = 0x6e,
147    kAVCProfileHigh422       = 0x7a,
148    kAVCProfileHigh444       = 0xf4,
149    kAVCProfileCAVLC444Intra = 0x2c
150};
151
152static const char *AVCProfileToString(uint8_t profile) {
153    switch (profile) {
154        case kAVCProfileBaseline:
155            return "Baseline";
156        case kAVCProfileMain:
157            return "Main";
158        case kAVCProfileExtended:
159            return "Extended";
160        case kAVCProfileHigh:
161            return "High";
162        case kAVCProfileHigh10:
163            return "High 10";
164        case kAVCProfileHigh422:
165            return "High 422";
166        case kAVCProfileHigh444:
167            return "High 444";
168        case kAVCProfileCAVLC444Intra:
169            return "CAVLC 444 Intra";
170        default:   return "Unknown";
171    }
172}
173
174template<class T>
175static void InitOMXParams(T *params) {
176    params->nSize = sizeof(T);
177    params->nVersion.s.nVersionMajor = 1;
178    params->nVersion.s.nVersionMinor = 0;
179    params->nVersion.s.nRevision = 0;
180    params->nVersion.s.nStep = 0;
181}
182
183static bool IsSoftwareCodec(const char *componentName) {
184    if (!strncmp("OMX.PV.", componentName, 7)) {
185        return true;
186    }
187
188    return false;
189}
190
191static int CompareSoftwareCodecsFirst(
192        const String8 *elem1, const String8 *elem2) {
193    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
194    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
195
196    if (isSoftwareCodec1) {
197        if (isSoftwareCodec2) { return 0; }
198        return -1;
199    }
200
201    if (isSoftwareCodec2) {
202        return 1;
203    }
204
205    return 0;
206}
207
208// static
209uint32_t OMXCodec::getComponentQuirks(const char *componentName) {
210    uint32_t quirks = 0;
211
212    if (!strcmp(componentName, "OMX.PV.avcdec")) {
213        quirks |= kWantsNALFragments;
214    }
215    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
216        quirks |= kNeedsFlushBeforeDisable;
217    }
218    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
219        quirks |= kNeedsFlushBeforeDisable;
220        quirks |= kRequiresFlushCompleteEmulation;
221    }
222    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
223        quirks |= kRequiresLoadedToIdleAfterAllocation;
224        quirks |= kRequiresAllocateBufferOnInputPorts;
225        quirks |= kRequiresAllocateBufferOnOutputPorts;
226    }
227    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
228        // XXX Required on P....on only.
229        quirks |= kRequiresAllocateBufferOnOutputPorts;
230    }
231
232    if (!strncmp(componentName, "OMX.TI.", 7)) {
233        // Apparently I must not use OMX_UseBuffer on either input or
234        // output ports on any of the TI components or quote:
235        // "(I) may have unexpected problem (sic) which can be timing related
236        //  and hard to reproduce."
237
238        quirks |= kRequiresAllocateBufferOnInputPorts;
239        quirks |= kRequiresAllocateBufferOnOutputPorts;
240    }
241
242    return quirks;
243}
244
245// static
246void OMXCodec::findMatchingCodecs(
247        const char *mime,
248        bool createEncoder, const char *matchComponentName,
249        uint32_t flags,
250        Vector<String8> *matchingCodecs) {
251    matchingCodecs->clear();
252
253    for (int index = 0;; ++index) {
254        const char *componentName;
255
256        if (createEncoder) {
257            componentName = GetCodec(
258                    kEncoderInfo,
259                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
260                    mime, index);
261        } else {
262            componentName = GetCodec(
263                    kDecoderInfo,
264                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
265                    mime, index);
266        }
267
268        if (!componentName) {
269            break;
270        }
271
272        // If a specific codec is requested, skip the non-matching ones.
273        if (matchComponentName && strcmp(componentName, matchComponentName)) {
274            continue;
275        }
276
277        matchingCodecs->push(String8(componentName));
278    }
279
280    if (flags & kPreferSoftwareCodecs) {
281        matchingCodecs->sort(CompareSoftwareCodecsFirst);
282    }
283}
284
285// static
286sp<MediaSource> OMXCodec::Create(
287        const sp<IOMX> &omx,
288        const sp<MetaData> &meta, bool createEncoder,
289        const sp<MediaSource> &source,
290        const char *matchComponentName,
291        uint32_t flags) {
292    const char *mime;
293    bool success = meta->findCString(kKeyMIMEType, &mime);
294    CHECK(success);
295
296#if BUILD_WITH_FULL_STAGEFRIGHT
297    if (!createEncoder) {
298        if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AAC)) {
299            return new AACDecoder(source);
300        } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_NB)) {
301            return new AMRNBDecoder(source);
302        } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_WB)) {
303            return new AMRWBDecoder(source);
304        } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG)) {
305            return new MP3Decoder(source);
306        } else if (!strcasecmp(mime, MEDIA_MIMETYPE_VIDEO_AVC)
307                    && (flags & kPreferSoftwareCodecs)) {
308            return new AVCDecoder(source);
309        }
310    } else {
311        if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_NB)) {
312            return new AMRNBEncoder(source);
313        }
314    }
315#endif
316
317    Vector<String8> matchingCodecs;
318    findMatchingCodecs(
319            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
320
321    if (matchingCodecs.isEmpty()) {
322        return NULL;
323    }
324
325    sp<OMXCodecObserver> observer = new OMXCodecObserver;
326    IOMX::node_id node = 0;
327    success = false;
328
329    const char *componentName;
330    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
331        componentName = matchingCodecs[i].string();
332
333        LOGV("Attempting to allocate OMX node '%s'", componentName);
334
335        status_t err = omx->allocateNode(componentName, observer, &node);
336        if (err == OK) {
337            LOGV("Successfully allocated OMX node '%s'", componentName);
338
339            success = true;
340            break;
341        }
342    }
343
344    if (!success) {
345        return NULL;
346    }
347
348    sp<OMXCodec> codec = new OMXCodec(
349            omx, node, getComponentQuirks(componentName),
350            createEncoder, mime, componentName,
351            source);
352
353    observer->setCodec(codec);
354
355    uint32_t type;
356    const void *data;
357    size_t size;
358    if (meta->findData(kKeyESDS, &type, &data, &size)) {
359        ESDS esds((const char *)data, size);
360        CHECK_EQ(esds.InitCheck(), OK);
361
362        const void *codec_specific_data;
363        size_t codec_specific_data_size;
364        esds.getCodecSpecificInfo(
365                &codec_specific_data, &codec_specific_data_size);
366
367        printf("found codec-specific data of size %d\n",
368               codec_specific_data_size);
369
370        codec->addCodecSpecificData(
371                codec_specific_data, codec_specific_data_size);
372    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
373        printf("found avcc of size %d\n", size);
374
375        // Parse the AVCDecoderConfigurationRecord
376
377        const uint8_t *ptr = (const uint8_t *)data;
378
379        CHECK(size >= 7);
380        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
381        uint8_t profile = ptr[1];
382        uint8_t level = ptr[3];
383
384        // There is decodable content out there that fails the following
385        // assertion, let's be lenient for now...
386        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
387
388        size_t lengthSize = 1 + (ptr[4] & 3);
389
390        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
391        // violates it...
392        // CHECK((ptr[5] >> 5) == 7);  // reserved
393
394        size_t numSeqParameterSets = ptr[5] & 31;
395
396        ptr += 6;
397        size -= 6;
398
399        for (size_t i = 0; i < numSeqParameterSets; ++i) {
400            CHECK(size >= 2);
401            size_t length = U16_AT(ptr);
402
403            ptr += 2;
404            size -= 2;
405
406            CHECK(size >= length);
407
408            codec->addCodecSpecificData(ptr, length);
409
410            ptr += length;
411            size -= length;
412        }
413
414        CHECK(size >= 1);
415        size_t numPictureParameterSets = *ptr;
416        ++ptr;
417        --size;
418
419        for (size_t i = 0; i < numPictureParameterSets; ++i) {
420            CHECK(size >= 2);
421            size_t length = U16_AT(ptr);
422
423            ptr += 2;
424            size -= 2;
425
426            CHECK(size >= length);
427
428            codec->addCodecSpecificData(ptr, length);
429
430            ptr += length;
431            size -= length;
432        }
433
434        LOGV("AVC profile = %d (%s), level = %d",
435             (int)profile, AVCProfileToString(profile), (int)level / 10);
436
437        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
438            && (profile != kAVCProfileBaseline || level > 39)) {
439            // This stream exceeds the decoder's capabilities. The decoder
440            // does not handle this gracefully and would clobber the heap
441            // and wreak havoc instead...
442
443            LOGE("Profile and/or level exceed the decoder's capabilities.");
444            return NULL;
445        }
446    }
447
448    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
449        codec->setAMRFormat(false /* isWAMR */);
450    }
451    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
452        codec->setAMRFormat(true /* isWAMR */);
453    }
454    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
455        int32_t numChannels, sampleRate;
456        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
457        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
458
459        codec->setAACFormat(numChannels, sampleRate);
460    }
461    if (!strncasecmp(mime, "video/", 6)) {
462        int32_t width, height;
463        bool success = meta->findInt32(kKeyWidth, &width);
464        success = success && meta->findInt32(kKeyHeight, &height);
465        CHECK(success);
466
467        if (createEncoder) {
468            codec->setVideoInputFormat(mime, width, height);
469        } else {
470            codec->setVideoOutputFormat(mime, width, height);
471        }
472    }
473    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
474        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
475        OMX_COLOR_FORMATTYPE format =
476            OMX_COLOR_Format32bitARGB8888;
477            // OMX_COLOR_FormatYUV420PackedPlanar;
478            // OMX_COLOR_FormatCbYCrY;
479            // OMX_COLOR_FormatYUV411Planar;
480
481        int32_t width, height;
482        bool success = meta->findInt32(kKeyWidth, &width);
483        success = success && meta->findInt32(kKeyHeight, &height);
484
485        int32_t compressedSize;
486        success = success && meta->findInt32(
487                kKeyMaxInputSize, &compressedSize);
488
489        CHECK(success);
490        CHECK(compressedSize > 0);
491
492        codec->setImageOutputFormat(format, width, height);
493        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
494    }
495
496    int32_t maxInputSize;
497    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
498        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
499    }
500
501    if (!strcmp(componentName, "OMX.TI.AMR.encode")
502        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
503        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
504    }
505
506    codec->initOutputFormat(meta);
507
508    return codec;
509}
510
511void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
512    OMX_PARAM_PORTDEFINITIONTYPE def;
513    InitOMXParams(&def);
514    def.nPortIndex = portIndex;
515
516    status_t err = mOMX->getParameter(
517            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
518    CHECK_EQ(err, OK);
519
520    if (def.nBufferSize < size) {
521        def.nBufferSize = size;
522    }
523
524    err = mOMX->setParameter(
525            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
526    CHECK_EQ(err, OK);
527
528    err = mOMX->getParameter(
529            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
530    CHECK_EQ(err, OK);
531
532    // Make sure the setting actually stuck.
533    CHECK(def.nBufferSize >= size);
534}
535
536status_t OMXCodec::setVideoPortFormatType(
537        OMX_U32 portIndex,
538        OMX_VIDEO_CODINGTYPE compressionFormat,
539        OMX_COLOR_FORMATTYPE colorFormat) {
540    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
541    InitOMXParams(&format);
542    format.nPortIndex = portIndex;
543    format.nIndex = 0;
544    bool found = false;
545
546    OMX_U32 index = 0;
547    for (;;) {
548        format.nIndex = index;
549        status_t err = mOMX->getParameter(
550                mNode, OMX_IndexParamVideoPortFormat,
551                &format, sizeof(format));
552
553        if (err != OK) {
554            return err;
555        }
556
557        // The following assertion is violated by TI's video decoder.
558        // CHECK_EQ(format.nIndex, index);
559
560#if 1
561        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
562             portIndex,
563             index, format.eCompressionFormat, format.eColorFormat);
564#endif
565
566        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
567            if (portIndex == kPortIndexInput
568                    && colorFormat == format.eColorFormat) {
569                // eCompressionFormat does not seem right.
570                found = true;
571                break;
572            }
573            if (portIndex == kPortIndexOutput
574                    && compressionFormat == format.eCompressionFormat) {
575                // eColorFormat does not seem right.
576                found = true;
577                break;
578            }
579        }
580
581        if (format.eCompressionFormat == compressionFormat
582            && format.eColorFormat == colorFormat) {
583            found = true;
584            break;
585        }
586
587        ++index;
588    }
589
590    if (!found) {
591        return UNKNOWN_ERROR;
592    }
593
594    CODEC_LOGV("found a match.");
595    status_t err = mOMX->setParameter(
596            mNode, OMX_IndexParamVideoPortFormat,
597            &format, sizeof(format));
598
599    return err;
600}
601
602static size_t getFrameSize(
603        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
604    switch (colorFormat) {
605        case OMX_COLOR_FormatYCbYCr:
606        case OMX_COLOR_FormatCbYCrY:
607            return width * height * 2;
608
609        case OMX_COLOR_FormatYUV420SemiPlanar:
610            return (width * height * 3) / 2;
611
612        default:
613            CHECK(!"Should not be here. Unsupported color format.");
614            break;
615    }
616}
617
618void OMXCodec::setVideoInputFormat(
619        const char *mime, OMX_U32 width, OMX_U32 height) {
620    CODEC_LOGV("setVideoInputFormat width=%ld, height=%ld", width, height);
621
622    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
623    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
624        compressionFormat = OMX_VIDEO_CodingAVC;
625    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
626        compressionFormat = OMX_VIDEO_CodingMPEG4;
627    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
628        compressionFormat = OMX_VIDEO_CodingH263;
629    } else {
630        LOGE("Not a supported video mime type: %s", mime);
631        CHECK(!"Should not be here. Not a supported video mime type.");
632    }
633
634    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
635    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
636        colorFormat = OMX_COLOR_FormatYCbYCr;
637    }
638
639    CHECK_EQ(setVideoPortFormatType(
640            kPortIndexInput, OMX_VIDEO_CodingUnused,
641            colorFormat), OK);
642
643    CHECK_EQ(setVideoPortFormatType(
644            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
645            OK);
646
647    OMX_PARAM_PORTDEFINITIONTYPE def;
648    InitOMXParams(&def);
649    def.nPortIndex = kPortIndexOutput;
650
651    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
652
653    status_t err = mOMX->getParameter(
654            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
655
656    CHECK_EQ(err, OK);
657    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
658
659    video_def->nFrameWidth = width;
660    video_def->nFrameHeight = height;
661
662    video_def->eCompressionFormat = compressionFormat;
663    video_def->eColorFormat = OMX_COLOR_FormatUnused;
664
665    err = mOMX->setParameter(
666            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
667    CHECK_EQ(err, OK);
668
669    ////////////////////////////////////////////////////////////////////////////
670
671    InitOMXParams(&def);
672    def.nPortIndex = kPortIndexInput;
673
674    err = mOMX->getParameter(
675            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
676    CHECK_EQ(err, OK);
677
678    def.nBufferSize = getFrameSize(colorFormat, width, height);
679    CODEC_LOGV("Setting nBufferSize = %ld", def.nBufferSize);
680
681    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
682
683    video_def->nFrameWidth = width;
684    video_def->nFrameHeight = height;
685    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
686    video_def->eColorFormat = colorFormat;
687
688    video_def->xFramerate = 24 << 16;  // XXX crucial!
689
690    err = mOMX->setParameter(
691            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
692    CHECK_EQ(err, OK);
693
694    switch (compressionFormat) {
695        case OMX_VIDEO_CodingMPEG4:
696        {
697            CHECK_EQ(setupMPEG4EncoderParameters(), OK);
698            break;
699        }
700
701        case OMX_VIDEO_CodingH263:
702            break;
703
704        case OMX_VIDEO_CodingAVC:
705        {
706            CHECK_EQ(setupAVCEncoderParameters(), OK);
707            break;
708        }
709
710        default:
711            CHECK(!"Support for this compressionFormat to be implemented.");
712            break;
713    }
714}
715
716status_t OMXCodec::setupMPEG4EncoderParameters() {
717    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
718    InitOMXParams(&mpeg4type);
719    mpeg4type.nPortIndex = kPortIndexOutput;
720
721    status_t err = mOMX->getParameter(
722            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
723    CHECK_EQ(err, OK);
724
725    mpeg4type.nSliceHeaderSpacing = 0;
726    mpeg4type.bSVH = OMX_FALSE;
727    mpeg4type.bGov = OMX_FALSE;
728
729    mpeg4type.nAllowedPictureTypes =
730        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
731
732    mpeg4type.nPFrames = 23;
733    mpeg4type.nBFrames = 0;
734
735    mpeg4type.nIDCVLCThreshold = 0;
736    mpeg4type.bACPred = OMX_TRUE;
737    mpeg4type.nMaxPacketSize = 256;
738    mpeg4type.nTimeIncRes = 1000;
739    mpeg4type.nHeaderExtension = 0;
740    mpeg4type.bReversibleVLC = OMX_FALSE;
741
742    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
743    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
744
745    err = mOMX->setParameter(
746            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
747    CHECK_EQ(err, OK);
748
749    // ----------------
750
751    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
752    InitOMXParams(&bitrateType);
753    bitrateType.nPortIndex = kPortIndexOutput;
754
755    err = mOMX->getParameter(
756            mNode, OMX_IndexParamVideoBitrate,
757            &bitrateType, sizeof(bitrateType));
758    CHECK_EQ(err, OK);
759
760    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
761    bitrateType.nTargetBitrate = 1000000;
762
763    err = mOMX->setParameter(
764            mNode, OMX_IndexParamVideoBitrate,
765            &bitrateType, sizeof(bitrateType));
766    CHECK_EQ(err, OK);
767
768    // ----------------
769
770    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
771    InitOMXParams(&errorCorrectionType);
772    errorCorrectionType.nPortIndex = kPortIndexOutput;
773
774    err = mOMX->getParameter(
775            mNode, OMX_IndexParamVideoErrorCorrection,
776            &errorCorrectionType, sizeof(errorCorrectionType));
777    CHECK_EQ(err, OK);
778
779    errorCorrectionType.bEnableHEC = OMX_FALSE;
780    errorCorrectionType.bEnableResync = OMX_TRUE;
781    errorCorrectionType.nResynchMarkerSpacing = 256;
782    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
783    errorCorrectionType.bEnableRVLC = OMX_FALSE;
784
785    err = mOMX->setParameter(
786            mNode, OMX_IndexParamVideoErrorCorrection,
787            &errorCorrectionType, sizeof(errorCorrectionType));
788    CHECK_EQ(err, OK);
789
790    return OK;
791}
792
793status_t OMXCodec::setupAVCEncoderParameters() {
794    OMX_VIDEO_PARAM_AVCTYPE h264type;
795    InitOMXParams(&h264type);
796    h264type.nPortIndex = kPortIndexOutput;
797
798    status_t err = mOMX->getParameter(
799            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
800    CHECK_EQ(err, OK);
801
802    h264type.nAllowedPictureTypes =
803        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
804
805    h264type.nSliceHeaderSpacing = 0;
806    h264type.nBFrames = 0;
807    h264type.bUseHadamard = OMX_TRUE;
808    h264type.nRefFrames = 1;
809    h264type.nRefIdx10ActiveMinus1 = 0;
810    h264type.nRefIdx11ActiveMinus1 = 0;
811    h264type.bEnableUEP = OMX_FALSE;
812    h264type.bEnableFMO = OMX_FALSE;
813    h264type.bEnableASO = OMX_FALSE;
814    h264type.bEnableRS = OMX_FALSE;
815    h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
816    h264type.eLevel = OMX_VIDEO_AVCLevel1b;
817    h264type.bFrameMBsOnly = OMX_TRUE;
818    h264type.bMBAFF = OMX_FALSE;
819    h264type.bEntropyCodingCABAC = OMX_FALSE;
820    h264type.bWeightedPPrediction = OMX_FALSE;
821    h264type.bconstIpred = OMX_FALSE;
822    h264type.bDirect8x8Inference = OMX_FALSE;
823    h264type.bDirectSpatialTemporal = OMX_FALSE;
824    h264type.nCabacInitIdc = 0;
825    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
826
827    err = mOMX->setParameter(
828            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
829    CHECK_EQ(err, OK);
830
831    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
832    InitOMXParams(&bitrateType);
833    bitrateType.nPortIndex = kPortIndexOutput;
834
835    err = mOMX->getParameter(
836            mNode, OMX_IndexParamVideoBitrate,
837            &bitrateType, sizeof(bitrateType));
838    CHECK_EQ(err, OK);
839
840    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
841    bitrateType.nTargetBitrate = 1000000;
842
843    err = mOMX->setParameter(
844            mNode, OMX_IndexParamVideoBitrate,
845            &bitrateType, sizeof(bitrateType));
846    CHECK_EQ(err, OK);
847
848    return OK;
849}
850
851void OMXCodec::setVideoOutputFormat(
852        const char *mime, OMX_U32 width, OMX_U32 height) {
853    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
854
855    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
856    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
857        compressionFormat = OMX_VIDEO_CodingAVC;
858    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
859        compressionFormat = OMX_VIDEO_CodingMPEG4;
860    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
861        compressionFormat = OMX_VIDEO_CodingH263;
862    } else {
863        LOGE("Not a supported video mime type: %s", mime);
864        CHECK(!"Should not be here. Not a supported video mime type.");
865    }
866
867    setVideoPortFormatType(
868            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
869
870#if 1
871    {
872        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
873        InitOMXParams(&format);
874        format.nPortIndex = kPortIndexOutput;
875        format.nIndex = 0;
876
877        status_t err = mOMX->getParameter(
878                mNode, OMX_IndexParamVideoPortFormat,
879                &format, sizeof(format));
880        CHECK_EQ(err, OK);
881        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
882
883        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
884
885        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
886               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
887               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
888               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
889
890        err = mOMX->setParameter(
891                mNode, OMX_IndexParamVideoPortFormat,
892                &format, sizeof(format));
893        CHECK_EQ(err, OK);
894    }
895#endif
896
897    OMX_PARAM_PORTDEFINITIONTYPE def;
898    InitOMXParams(&def);
899    def.nPortIndex = kPortIndexInput;
900
901    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
902
903    status_t err = mOMX->getParameter(
904            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
905
906    CHECK_EQ(err, OK);
907
908#if 1
909    // XXX Need a (much) better heuristic to compute input buffer sizes.
910    const size_t X = 64 * 1024;
911    if (def.nBufferSize < X) {
912        def.nBufferSize = X;
913    }
914#endif
915
916    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
917
918    video_def->nFrameWidth = width;
919    video_def->nFrameHeight = height;
920
921    video_def->eCompressionFormat = compressionFormat;
922    video_def->eColorFormat = OMX_COLOR_FormatUnused;
923
924    err = mOMX->setParameter(
925            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
926    CHECK_EQ(err, OK);
927
928    ////////////////////////////////////////////////////////////////////////////
929
930    InitOMXParams(&def);
931    def.nPortIndex = kPortIndexOutput;
932
933    err = mOMX->getParameter(
934            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
935    CHECK_EQ(err, OK);
936    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
937
938#if 0
939    def.nBufferSize =
940        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
941#endif
942
943    video_def->nFrameWidth = width;
944    video_def->nFrameHeight = height;
945
946    err = mOMX->setParameter(
947            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
948    CHECK_EQ(err, OK);
949}
950
951OMXCodec::OMXCodec(
952        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
953        bool isEncoder,
954        const char *mime,
955        const char *componentName,
956        const sp<MediaSource> &source)
957    : mOMX(omx),
958      mNode(node),
959      mQuirks(quirks),
960      mIsEncoder(isEncoder),
961      mMIME(strdup(mime)),
962      mComponentName(strdup(componentName)),
963      mSource(source),
964      mCodecSpecificDataIndex(0),
965      mState(LOADED),
966      mInitialBufferSubmit(true),
967      mSignalledEOS(false),
968      mNoMoreOutputData(false),
969      mOutputPortSettingsHaveChanged(false),
970      mSeekTimeUs(-1) {
971    mPortStatus[kPortIndexInput] = ENABLED;
972    mPortStatus[kPortIndexOutput] = ENABLED;
973
974    setComponentRole();
975}
976
977// static
978void OMXCodec::setComponentRole(
979        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
980        const char *mime) {
981    struct MimeToRole {
982        const char *mime;
983        const char *decoderRole;
984        const char *encoderRole;
985    };
986
987    static const MimeToRole kMimeToRole[] = {
988        { MEDIA_MIMETYPE_AUDIO_MPEG,
989            "audio_decoder.mp3", "audio_encoder.mp3" },
990        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
991            "audio_decoder.amrnb", "audio_encoder.amrnb" },
992        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
993            "audio_decoder.amrwb", "audio_encoder.amrwb" },
994        { MEDIA_MIMETYPE_AUDIO_AAC,
995            "audio_decoder.aac", "audio_encoder.aac" },
996        { MEDIA_MIMETYPE_VIDEO_AVC,
997            "video_decoder.avc", "video_encoder.avc" },
998        { MEDIA_MIMETYPE_VIDEO_MPEG4,
999            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1000        { MEDIA_MIMETYPE_VIDEO_H263,
1001            "video_decoder.h263", "video_encoder.h263" },
1002    };
1003
1004    static const size_t kNumMimeToRole =
1005        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1006
1007    size_t i;
1008    for (i = 0; i < kNumMimeToRole; ++i) {
1009        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1010            break;
1011        }
1012    }
1013
1014    if (i == kNumMimeToRole) {
1015        return;
1016    }
1017
1018    const char *role =
1019        isEncoder ? kMimeToRole[i].encoderRole
1020                  : kMimeToRole[i].decoderRole;
1021
1022    if (role != NULL) {
1023        OMX_PARAM_COMPONENTROLETYPE roleParams;
1024        InitOMXParams(&roleParams);
1025
1026        strncpy((char *)roleParams.cRole,
1027                role, OMX_MAX_STRINGNAME_SIZE - 1);
1028
1029        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1030
1031        status_t err = omx->setParameter(
1032                node, OMX_IndexParamStandardComponentRole,
1033                &roleParams, sizeof(roleParams));
1034
1035        if (err != OK) {
1036            LOGW("Failed to set standard component role '%s'.", role);
1037        }
1038    }
1039}
1040
1041void OMXCodec::setComponentRole() {
1042    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1043}
1044
1045OMXCodec::~OMXCodec() {
1046    CHECK(mState == LOADED || mState == ERROR);
1047
1048    status_t err = mOMX->freeNode(mNode);
1049    CHECK_EQ(err, OK);
1050
1051    mNode = NULL;
1052    setState(DEAD);
1053
1054    clearCodecSpecificData();
1055
1056    free(mComponentName);
1057    mComponentName = NULL;
1058
1059    free(mMIME);
1060    mMIME = NULL;
1061}
1062
1063status_t OMXCodec::init() {
1064    // mLock is held.
1065
1066    CHECK_EQ(mState, LOADED);
1067
1068    status_t err;
1069    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1070        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1071        CHECK_EQ(err, OK);
1072        setState(LOADED_TO_IDLE);
1073    }
1074
1075    err = allocateBuffers();
1076    CHECK_EQ(err, OK);
1077
1078    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1079        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1080        CHECK_EQ(err, OK);
1081
1082        setState(LOADED_TO_IDLE);
1083    }
1084
1085    while (mState != EXECUTING && mState != ERROR) {
1086        mAsyncCompletion.wait(mLock);
1087    }
1088
1089    return mState == ERROR ? UNKNOWN_ERROR : OK;
1090}
1091
1092// static
1093bool OMXCodec::isIntermediateState(State state) {
1094    return state == LOADED_TO_IDLE
1095        || state == IDLE_TO_EXECUTING
1096        || state == EXECUTING_TO_IDLE
1097        || state == IDLE_TO_LOADED
1098        || state == RECONFIGURING;
1099}
1100
1101status_t OMXCodec::allocateBuffers() {
1102    status_t err = allocateBuffersOnPort(kPortIndexInput);
1103
1104    if (err != OK) {
1105        return err;
1106    }
1107
1108    return allocateBuffersOnPort(kPortIndexOutput);
1109}
1110
1111status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1112    OMX_PARAM_PORTDEFINITIONTYPE def;
1113    InitOMXParams(&def);
1114    def.nPortIndex = portIndex;
1115
1116    status_t err = mOMX->getParameter(
1117            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1118
1119    if (err != OK) {
1120        return err;
1121    }
1122
1123    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1124    mDealer[portIndex] = new MemoryDealer(totalSize);
1125
1126    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1127        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1128        CHECK(mem.get() != NULL);
1129
1130        IOMX::buffer_id buffer;
1131        if (portIndex == kPortIndexInput
1132                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1133            err = mOMX->allocateBufferWithBackup(
1134                    mNode, portIndex, mem, &buffer);
1135        } else if (portIndex == kPortIndexOutput
1136                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1137            err = mOMX->allocateBufferWithBackup(
1138                    mNode, portIndex, mem, &buffer);
1139        } else {
1140            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1141        }
1142
1143        if (err != OK) {
1144            LOGE("allocate_buffer_with_backup failed");
1145            return err;
1146        }
1147
1148        BufferInfo info;
1149        info.mBuffer = buffer;
1150        info.mOwnedByComponent = false;
1151        info.mMem = mem;
1152        info.mMediaBuffer = NULL;
1153
1154        if (portIndex == kPortIndexOutput) {
1155            info.mMediaBuffer = new MediaBuffer(mem->pointer(), mem->size());
1156            info.mMediaBuffer->setObserver(this);
1157        }
1158
1159        mPortBuffers[portIndex].push(info);
1160
1161        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1162             portIndex == kPortIndexInput ? "input" : "output");
1163    }
1164
1165    dumpPortStatus(portIndex);
1166
1167    return OK;
1168}
1169
1170void OMXCodec::on_message(const omx_message &msg) {
1171    Mutex::Autolock autoLock(mLock);
1172
1173    switch (msg.type) {
1174        case omx_message::EVENT:
1175        {
1176            onEvent(
1177                 msg.u.event_data.event, msg.u.event_data.data1,
1178                 msg.u.event_data.data2);
1179
1180            break;
1181        }
1182
1183        case omx_message::EMPTY_BUFFER_DONE:
1184        {
1185            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1186
1187            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1188
1189            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1190            size_t i = 0;
1191            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1192                ++i;
1193            }
1194
1195            CHECK(i < buffers->size());
1196            if (!(*buffers)[i].mOwnedByComponent) {
1197                LOGW("We already own input buffer %p, yet received "
1198                     "an EMPTY_BUFFER_DONE.", buffer);
1199            }
1200
1201            buffers->editItemAt(i).mOwnedByComponent = false;
1202
1203            if (mPortStatus[kPortIndexInput] == DISABLING) {
1204                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1205
1206                status_t err =
1207                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1208                CHECK_EQ(err, OK);
1209
1210                buffers->removeAt(i);
1211            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1212                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1213                drainInputBuffer(&buffers->editItemAt(i));
1214            }
1215
1216            break;
1217        }
1218
1219        case omx_message::FILL_BUFFER_DONE:
1220        {
1221            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1222            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1223
1224            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx)",
1225                 buffer,
1226                 msg.u.extended_buffer_data.range_length,
1227                 flags);
1228
1229            CODEC_LOGV("FILL_BUFFER_DONE(timestamp: %lld us (%.2f secs))",
1230                 msg.u.extended_buffer_data.timestamp,
1231                 msg.u.extended_buffer_data.timestamp / 1E6);
1232
1233            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1234            size_t i = 0;
1235            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1236                ++i;
1237            }
1238
1239            CHECK(i < buffers->size());
1240            BufferInfo *info = &buffers->editItemAt(i);
1241
1242            if (!info->mOwnedByComponent) {
1243                LOGW("We already own output buffer %p, yet received "
1244                     "a FILL_BUFFER_DONE.", buffer);
1245            }
1246
1247            info->mOwnedByComponent = false;
1248
1249            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1250                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1251
1252                status_t err =
1253                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1254                CHECK_EQ(err, OK);
1255
1256                buffers->removeAt(i);
1257            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1258                       && (flags & OMX_BUFFERFLAG_EOS)) {
1259                CODEC_LOGV("No more output data.");
1260                mNoMoreOutputData = true;
1261                mBufferFilled.signal();
1262            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1263                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1264
1265                MediaBuffer *buffer = info->mMediaBuffer;
1266
1267                buffer->set_range(
1268                        msg.u.extended_buffer_data.range_offset,
1269                        msg.u.extended_buffer_data.range_length);
1270
1271                buffer->meta_data()->clear();
1272
1273                buffer->meta_data()->setInt64(
1274                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1275
1276                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1277                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1278                }
1279                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1280                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1281                }
1282
1283                buffer->meta_data()->setPointer(
1284                        kKeyPlatformPrivate,
1285                        msg.u.extended_buffer_data.platform_private);
1286
1287                buffer->meta_data()->setPointer(
1288                        kKeyBufferID,
1289                        msg.u.extended_buffer_data.buffer);
1290
1291                mFilledBuffers.push_back(i);
1292                mBufferFilled.signal();
1293            }
1294
1295            break;
1296        }
1297
1298        default:
1299        {
1300            CHECK(!"should not be here.");
1301            break;
1302        }
1303    }
1304}
1305
1306void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1307    switch (event) {
1308        case OMX_EventCmdComplete:
1309        {
1310            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1311            break;
1312        }
1313
1314        case OMX_EventError:
1315        {
1316            LOGE("ERROR(%ld, %ld)", data1, data2);
1317
1318            setState(ERROR);
1319            break;
1320        }
1321
1322        case OMX_EventPortSettingsChanged:
1323        {
1324            onPortSettingsChanged(data1);
1325            break;
1326        }
1327
1328        case OMX_EventBufferFlag:
1329        {
1330            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1331
1332            if (data1 == kPortIndexOutput) {
1333                mNoMoreOutputData = true;
1334            }
1335            break;
1336        }
1337
1338        default:
1339        {
1340            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1341            break;
1342        }
1343    }
1344}
1345
1346// Has the format changed in any way that the client would have to be aware of?
1347static bool formatHasNotablyChanged(
1348        const sp<MetaData> &from, const sp<MetaData> &to) {
1349    if (from.get() == NULL && to.get() == NULL) {
1350        return false;
1351    }
1352
1353    if ((from.get() == NULL && to.get() != NULL)
1354        || (from.get() != NULL && to.get() == NULL)) {
1355        return true;
1356    }
1357
1358    const char *mime_from, *mime_to;
1359    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1360    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1361
1362    if (strcasecmp(mime_from, mime_to)) {
1363        return true;
1364    }
1365
1366    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1367        int32_t colorFormat_from, colorFormat_to;
1368        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1369        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1370
1371        if (colorFormat_from != colorFormat_to) {
1372            return true;
1373        }
1374
1375        int32_t width_from, width_to;
1376        CHECK(from->findInt32(kKeyWidth, &width_from));
1377        CHECK(to->findInt32(kKeyWidth, &width_to));
1378
1379        if (width_from != width_to) {
1380            return true;
1381        }
1382
1383        int32_t height_from, height_to;
1384        CHECK(from->findInt32(kKeyHeight, &height_from));
1385        CHECK(to->findInt32(kKeyHeight, &height_to));
1386
1387        if (height_from != height_to) {
1388            return true;
1389        }
1390    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1391        int32_t numChannels_from, numChannels_to;
1392        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1393        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1394
1395        if (numChannels_from != numChannels_to) {
1396            return true;
1397        }
1398
1399        int32_t sampleRate_from, sampleRate_to;
1400        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1401        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1402
1403        if (sampleRate_from != sampleRate_to) {
1404            return true;
1405        }
1406    }
1407
1408    return false;
1409}
1410
1411void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1412    switch (cmd) {
1413        case OMX_CommandStateSet:
1414        {
1415            onStateChange((OMX_STATETYPE)data);
1416            break;
1417        }
1418
1419        case OMX_CommandPortDisable:
1420        {
1421            OMX_U32 portIndex = data;
1422            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1423
1424            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1425            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1426            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1427
1428            mPortStatus[portIndex] = DISABLED;
1429
1430            if (mState == RECONFIGURING) {
1431                CHECK_EQ(portIndex, kPortIndexOutput);
1432
1433                sp<MetaData> oldOutputFormat = mOutputFormat;
1434                initOutputFormat(mSource->getFormat());
1435
1436                // Don't notify clients if the output port settings change
1437                // wasn't of importance to them, i.e. it may be that just the
1438                // number of buffers has changed and nothing else.
1439                mOutputPortSettingsHaveChanged =
1440                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1441
1442                enablePortAsync(portIndex);
1443
1444                status_t err = allocateBuffersOnPort(portIndex);
1445                CHECK_EQ(err, OK);
1446            }
1447            break;
1448        }
1449
1450        case OMX_CommandPortEnable:
1451        {
1452            OMX_U32 portIndex = data;
1453            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1454
1455            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1456            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1457
1458            mPortStatus[portIndex] = ENABLED;
1459
1460            if (mState == RECONFIGURING) {
1461                CHECK_EQ(portIndex, kPortIndexOutput);
1462
1463                setState(EXECUTING);
1464
1465                fillOutputBuffers();
1466            }
1467            break;
1468        }
1469
1470        case OMX_CommandFlush:
1471        {
1472            OMX_U32 portIndex = data;
1473
1474            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1475
1476            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1477            mPortStatus[portIndex] = ENABLED;
1478
1479            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1480                     mPortBuffers[portIndex].size());
1481
1482            if (mState == RECONFIGURING) {
1483                CHECK_EQ(portIndex, kPortIndexOutput);
1484
1485                disablePortAsync(portIndex);
1486            } else if (mState == EXECUTING_TO_IDLE) {
1487                if (mPortStatus[kPortIndexInput] == ENABLED
1488                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1489                    CODEC_LOGV("Finished flushing both ports, now completing "
1490                         "transition from EXECUTING to IDLE.");
1491
1492                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1493                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1494
1495                    status_t err =
1496                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1497                    CHECK_EQ(err, OK);
1498                }
1499            } else {
1500                // We're flushing both ports in preparation for seeking.
1501
1502                if (mPortStatus[kPortIndexInput] == ENABLED
1503                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1504                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1505                         " seek-time.");
1506
1507                    // Clear this flag in case the decoder sent us either
1508                    // the EVENT_BUFFER_FLAG(1) or an output buffer with
1509                    // the EOS flag set _while_ flushing. Since we're going
1510                    // to submit "fresh" input data now, this flag no longer
1511                    // applies to our future.
1512                    mNoMoreOutputData = false;
1513
1514                    drainInputBuffers();
1515                    fillOutputBuffers();
1516                }
1517            }
1518
1519            break;
1520        }
1521
1522        default:
1523        {
1524            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1525            break;
1526        }
1527    }
1528}
1529
1530void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1531    switch (newState) {
1532        case OMX_StateIdle:
1533        {
1534            CODEC_LOGV("Now Idle.");
1535            if (mState == LOADED_TO_IDLE) {
1536                status_t err = mOMX->sendCommand(
1537                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1538
1539                CHECK_EQ(err, OK);
1540
1541                setState(IDLE_TO_EXECUTING);
1542            } else {
1543                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1544
1545                CHECK_EQ(
1546                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1547                    mPortBuffers[kPortIndexInput].size());
1548
1549                CHECK_EQ(
1550                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1551                    mPortBuffers[kPortIndexOutput].size());
1552
1553                status_t err = mOMX->sendCommand(
1554                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1555
1556                CHECK_EQ(err, OK);
1557
1558                err = freeBuffersOnPort(kPortIndexInput);
1559                CHECK_EQ(err, OK);
1560
1561                err = freeBuffersOnPort(kPortIndexOutput);
1562                CHECK_EQ(err, OK);
1563
1564                mPortStatus[kPortIndexInput] = ENABLED;
1565                mPortStatus[kPortIndexOutput] = ENABLED;
1566
1567                setState(IDLE_TO_LOADED);
1568            }
1569            break;
1570        }
1571
1572        case OMX_StateExecuting:
1573        {
1574            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1575
1576            CODEC_LOGV("Now Executing.");
1577
1578            setState(EXECUTING);
1579
1580            // Buffers will be submitted to the component in the first
1581            // call to OMXCodec::read as mInitialBufferSubmit is true at
1582            // this point. This ensures that this on_message call returns,
1583            // releases the lock and ::init can notice the state change and
1584            // itself return.
1585            break;
1586        }
1587
1588        case OMX_StateLoaded:
1589        {
1590            CHECK_EQ(mState, IDLE_TO_LOADED);
1591
1592            CODEC_LOGV("Now Loaded.");
1593
1594            setState(LOADED);
1595            break;
1596        }
1597
1598        default:
1599        {
1600            CHECK(!"should not be here.");
1601            break;
1602        }
1603    }
1604}
1605
1606// static
1607size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1608    size_t n = 0;
1609    for (size_t i = 0; i < buffers.size(); ++i) {
1610        if (!buffers[i].mOwnedByComponent) {
1611            ++n;
1612        }
1613    }
1614
1615    return n;
1616}
1617
1618status_t OMXCodec::freeBuffersOnPort(
1619        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1620    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1621
1622    status_t stickyErr = OK;
1623
1624    for (size_t i = buffers->size(); i-- > 0;) {
1625        BufferInfo *info = &buffers->editItemAt(i);
1626
1627        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1628            continue;
1629        }
1630
1631        CHECK_EQ(info->mOwnedByComponent, false);
1632
1633        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1634
1635        status_t err =
1636            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1637
1638        if (err != OK) {
1639            stickyErr = err;
1640        }
1641
1642        if (info->mMediaBuffer != NULL) {
1643            info->mMediaBuffer->setObserver(NULL);
1644
1645            // Make sure nobody but us owns this buffer at this point.
1646            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1647
1648            info->mMediaBuffer->release();
1649        }
1650
1651        buffers->removeAt(i);
1652    }
1653
1654    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1655
1656    return stickyErr;
1657}
1658
1659void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1660    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1661
1662    CHECK_EQ(mState, EXECUTING);
1663    CHECK_EQ(portIndex, kPortIndexOutput);
1664    setState(RECONFIGURING);
1665
1666    if (mQuirks & kNeedsFlushBeforeDisable) {
1667        if (!flushPortAsync(portIndex)) {
1668            onCmdComplete(OMX_CommandFlush, portIndex);
1669        }
1670    } else {
1671        disablePortAsync(portIndex);
1672    }
1673}
1674
1675bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1676    CHECK(mState == EXECUTING || mState == RECONFIGURING
1677            || mState == EXECUTING_TO_IDLE);
1678
1679    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1680         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1681         mPortBuffers[portIndex].size());
1682
1683    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1684    mPortStatus[portIndex] = SHUTTING_DOWN;
1685
1686    if ((mQuirks & kRequiresFlushCompleteEmulation)
1687        && countBuffersWeOwn(mPortBuffers[portIndex])
1688                == mPortBuffers[portIndex].size()) {
1689        // No flush is necessary and this component fails to send a
1690        // flush-complete event in this case.
1691
1692        return false;
1693    }
1694
1695    status_t err =
1696        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1697    CHECK_EQ(err, OK);
1698
1699    return true;
1700}
1701
1702void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1703    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1704
1705    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1706    mPortStatus[portIndex] = DISABLING;
1707
1708    status_t err =
1709        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1710    CHECK_EQ(err, OK);
1711
1712    freeBuffersOnPort(portIndex, true);
1713}
1714
1715void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1716    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1717
1718    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1719    mPortStatus[portIndex] = ENABLING;
1720
1721    status_t err =
1722        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1723    CHECK_EQ(err, OK);
1724}
1725
1726void OMXCodec::fillOutputBuffers() {
1727    CHECK_EQ(mState, EXECUTING);
1728
1729    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1730    for (size_t i = 0; i < buffers->size(); ++i) {
1731        fillOutputBuffer(&buffers->editItemAt(i));
1732    }
1733}
1734
1735void OMXCodec::drainInputBuffers() {
1736    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1737
1738    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1739    for (size_t i = 0; i < buffers->size(); ++i) {
1740        drainInputBuffer(&buffers->editItemAt(i));
1741    }
1742}
1743
1744void OMXCodec::drainInputBuffer(BufferInfo *info) {
1745    CHECK_EQ(info->mOwnedByComponent, false);
1746
1747    if (mSignalledEOS) {
1748        return;
1749    }
1750
1751    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1752        const CodecSpecificData *specific =
1753            mCodecSpecificData[mCodecSpecificDataIndex];
1754
1755        size_t size = specific->mSize;
1756
1757        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1758                && !(mQuirks & kWantsNALFragments)) {
1759            static const uint8_t kNALStartCode[4] =
1760                    { 0x00, 0x00, 0x00, 0x01 };
1761
1762            CHECK(info->mMem->size() >= specific->mSize + 4);
1763
1764            size += 4;
1765
1766            memcpy(info->mMem->pointer(), kNALStartCode, 4);
1767            memcpy((uint8_t *)info->mMem->pointer() + 4,
1768                   specific->mData, specific->mSize);
1769        } else {
1770            CHECK(info->mMem->size() >= specific->mSize);
1771            memcpy(info->mMem->pointer(), specific->mData, specific->mSize);
1772        }
1773
1774        status_t err = mOMX->emptyBuffer(
1775                mNode, info->mBuffer, 0, size,
1776                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1777                0);
1778        CHECK_EQ(err, OK);
1779
1780        info->mOwnedByComponent = true;
1781
1782        ++mCodecSpecificDataIndex;
1783        return;
1784    }
1785
1786    MediaBuffer *srcBuffer;
1787    status_t err;
1788    if (mSeekTimeUs >= 0) {
1789        MediaSource::ReadOptions options;
1790        options.setSeekTo(mSeekTimeUs);
1791        mSeekTimeUs = -1;
1792
1793        err = mSource->read(&srcBuffer, &options);
1794    } else {
1795        err = mSource->read(&srcBuffer);
1796    }
1797
1798    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1799    OMX_TICKS timestampUs = 0;
1800    size_t srcLength = 0;
1801
1802    if (err != OK) {
1803        CODEC_LOGV("signalling end of input stream.");
1804        flags |= OMX_BUFFERFLAG_EOS;
1805
1806        mSignalledEOS = true;
1807    } else {
1808        srcLength = srcBuffer->range_length();
1809
1810        if (info->mMem->size() < srcLength) {
1811            LOGE("info->mMem->size() = %d, srcLength = %d",
1812                 info->mMem->size(), srcLength);
1813        }
1814        CHECK(info->mMem->size() >= srcLength);
1815        memcpy(info->mMem->pointer(),
1816               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1817               srcLength);
1818
1819        if (srcBuffer->meta_data()->findInt64(kKeyTime, &timestampUs)) {
1820            CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d)",
1821                 info->mBuffer, srcLength);
1822            CODEC_LOGV("Calling emptyBuffer with timestamp %lld us (%.2f secs)",
1823                 timestampUs, timestampUs / 1E6);
1824        }
1825    }
1826
1827    if (srcBuffer != NULL) {
1828        srcBuffer->release();
1829        srcBuffer = NULL;
1830    }
1831
1832    err = mOMX->emptyBuffer(
1833            mNode, info->mBuffer, 0, srcLength,
1834            flags, timestampUs);
1835
1836    if (err != OK) {
1837        setState(ERROR);
1838        return;
1839    }
1840
1841    info->mOwnedByComponent = true;
1842
1843    // This component does not ever signal the EOS flag on output buffers,
1844    // Thanks for nothing.
1845    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
1846        mNoMoreOutputData = true;
1847        mBufferFilled.signal();
1848    }
1849}
1850
1851void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1852    CHECK_EQ(info->mOwnedByComponent, false);
1853
1854    if (mNoMoreOutputData) {
1855        CODEC_LOGV("There is no more output data available, not "
1856             "calling fillOutputBuffer");
1857        return;
1858    }
1859
1860    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1861    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
1862    CHECK_EQ(err, OK);
1863
1864    info->mOwnedByComponent = true;
1865}
1866
1867void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1868    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1869    for (size_t i = 0; i < buffers->size(); ++i) {
1870        if ((*buffers)[i].mBuffer == buffer) {
1871            drainInputBuffer(&buffers->editItemAt(i));
1872            return;
1873        }
1874    }
1875
1876    CHECK(!"should not be here.");
1877}
1878
1879void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1880    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1881    for (size_t i = 0; i < buffers->size(); ++i) {
1882        if ((*buffers)[i].mBuffer == buffer) {
1883            fillOutputBuffer(&buffers->editItemAt(i));
1884            return;
1885        }
1886    }
1887
1888    CHECK(!"should not be here.");
1889}
1890
1891void OMXCodec::setState(State newState) {
1892    mState = newState;
1893    mAsyncCompletion.signal();
1894
1895    // This may cause some spurious wakeups but is necessary to
1896    // unblock the reader if we enter ERROR state.
1897    mBufferFilled.signal();
1898}
1899
1900void OMXCodec::setRawAudioFormat(
1901        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1902    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1903    InitOMXParams(&pcmParams);
1904    pcmParams.nPortIndex = portIndex;
1905
1906    status_t err = mOMX->getParameter(
1907            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1908
1909    CHECK_EQ(err, OK);
1910
1911    pcmParams.nChannels = numChannels;
1912    pcmParams.eNumData = OMX_NumericalDataSigned;
1913    pcmParams.bInterleaved = OMX_TRUE;
1914    pcmParams.nBitPerSample = 16;
1915    pcmParams.nSamplingRate = sampleRate;
1916    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1917
1918    if (numChannels == 1) {
1919        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
1920    } else {
1921        CHECK_EQ(numChannels, 2);
1922
1923        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
1924        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
1925    }
1926
1927    err = mOMX->setParameter(
1928            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1929
1930    CHECK_EQ(err, OK);
1931}
1932
1933void OMXCodec::setAMRFormat(bool isWAMR) {
1934    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
1935
1936    OMX_AUDIO_PARAM_AMRTYPE def;
1937    InitOMXParams(&def);
1938    def.nPortIndex = portIndex;
1939
1940    status_t err =
1941        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1942
1943    CHECK_EQ(err, OK);
1944
1945    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1946    def.eAMRBandMode =
1947        isWAMR ? OMX_AUDIO_AMRBandModeWB0 : OMX_AUDIO_AMRBandModeNB0;
1948
1949    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1950    CHECK_EQ(err, OK);
1951
1952    ////////////////////////
1953
1954    if (mIsEncoder) {
1955        sp<MetaData> format = mSource->getFormat();
1956        int32_t sampleRate;
1957        int32_t numChannels;
1958        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1959        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1960
1961        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1962    }
1963}
1964
1965void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
1966    if (mIsEncoder) {
1967        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1968    } else {
1969        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1970        InitOMXParams(&profile);
1971        profile.nPortIndex = kPortIndexInput;
1972
1973        status_t err = mOMX->getParameter(
1974                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1975        CHECK_EQ(err, OK);
1976
1977        profile.nChannels = numChannels;
1978        profile.nSampleRate = sampleRate;
1979        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
1980
1981        err = mOMX->setParameter(
1982                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1983        CHECK_EQ(err, OK);
1984    }
1985}
1986
1987void OMXCodec::setImageOutputFormat(
1988        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
1989    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
1990
1991#if 0
1992    OMX_INDEXTYPE index;
1993    status_t err = mOMX->get_extension_index(
1994            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
1995    CHECK_EQ(err, OK);
1996
1997    err = mOMX->set_config(mNode, index, &format, sizeof(format));
1998    CHECK_EQ(err, OK);
1999#endif
2000
2001    OMX_PARAM_PORTDEFINITIONTYPE def;
2002    InitOMXParams(&def);
2003    def.nPortIndex = kPortIndexOutput;
2004
2005    status_t err = mOMX->getParameter(
2006            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2007    CHECK_EQ(err, OK);
2008
2009    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2010
2011    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2012
2013    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2014    imageDef->eColorFormat = format;
2015    imageDef->nFrameWidth = width;
2016    imageDef->nFrameHeight = height;
2017
2018    switch (format) {
2019        case OMX_COLOR_FormatYUV420PackedPlanar:
2020        case OMX_COLOR_FormatYUV411Planar:
2021        {
2022            def.nBufferSize = (width * height * 3) / 2;
2023            break;
2024        }
2025
2026        case OMX_COLOR_FormatCbYCrY:
2027        {
2028            def.nBufferSize = width * height * 2;
2029            break;
2030        }
2031
2032        case OMX_COLOR_Format32bitARGB8888:
2033        {
2034            def.nBufferSize = width * height * 4;
2035            break;
2036        }
2037
2038        case OMX_COLOR_Format16bitARGB4444:
2039        case OMX_COLOR_Format16bitARGB1555:
2040        case OMX_COLOR_Format16bitRGB565:
2041        case OMX_COLOR_Format16bitBGR565:
2042        {
2043            def.nBufferSize = width * height * 2;
2044            break;
2045        }
2046
2047        default:
2048            CHECK(!"Should not be here. Unknown color format.");
2049            break;
2050    }
2051
2052    def.nBufferCountActual = def.nBufferCountMin;
2053
2054    err = mOMX->setParameter(
2055            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2056    CHECK_EQ(err, OK);
2057}
2058
2059void OMXCodec::setJPEGInputFormat(
2060        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2061    OMX_PARAM_PORTDEFINITIONTYPE def;
2062    InitOMXParams(&def);
2063    def.nPortIndex = kPortIndexInput;
2064
2065    status_t err = mOMX->getParameter(
2066            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2067    CHECK_EQ(err, OK);
2068
2069    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2070    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2071
2072    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2073    imageDef->nFrameWidth = width;
2074    imageDef->nFrameHeight = height;
2075
2076    def.nBufferSize = compressedSize;
2077    def.nBufferCountActual = def.nBufferCountMin;
2078
2079    err = mOMX->setParameter(
2080            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2081    CHECK_EQ(err, OK);
2082}
2083
2084void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2085    CodecSpecificData *specific =
2086        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2087
2088    specific->mSize = size;
2089    memcpy(specific->mData, data, size);
2090
2091    mCodecSpecificData.push(specific);
2092}
2093
2094void OMXCodec::clearCodecSpecificData() {
2095    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2096        free(mCodecSpecificData.editItemAt(i));
2097    }
2098    mCodecSpecificData.clear();
2099    mCodecSpecificDataIndex = 0;
2100}
2101
2102status_t OMXCodec::start(MetaData *) {
2103    Mutex::Autolock autoLock(mLock);
2104
2105    if (mState != LOADED) {
2106        return UNKNOWN_ERROR;
2107    }
2108
2109    sp<MetaData> params = new MetaData;
2110    if (mQuirks & kWantsNALFragments) {
2111        params->setInt32(kKeyWantsNALFragments, true);
2112    }
2113    status_t err = mSource->start(params.get());
2114
2115    if (err != OK) {
2116        return err;
2117    }
2118
2119    mCodecSpecificDataIndex = 0;
2120    mInitialBufferSubmit = true;
2121    mSignalledEOS = false;
2122    mNoMoreOutputData = false;
2123    mOutputPortSettingsHaveChanged = false;
2124    mSeekTimeUs = -1;
2125    mFilledBuffers.clear();
2126
2127    return init();
2128}
2129
2130status_t OMXCodec::stop() {
2131    CODEC_LOGV("stop");
2132
2133    Mutex::Autolock autoLock(mLock);
2134
2135    while (isIntermediateState(mState)) {
2136        mAsyncCompletion.wait(mLock);
2137    }
2138
2139    switch (mState) {
2140        case LOADED:
2141        case ERROR:
2142            break;
2143
2144        case EXECUTING:
2145        {
2146            setState(EXECUTING_TO_IDLE);
2147
2148            if (mQuirks & kRequiresFlushBeforeShutdown) {
2149                CODEC_LOGV("This component requires a flush before transitioning "
2150                     "from EXECUTING to IDLE...");
2151
2152                bool emulateInputFlushCompletion =
2153                    !flushPortAsync(kPortIndexInput);
2154
2155                bool emulateOutputFlushCompletion =
2156                    !flushPortAsync(kPortIndexOutput);
2157
2158                if (emulateInputFlushCompletion) {
2159                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2160                }
2161
2162                if (emulateOutputFlushCompletion) {
2163                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2164                }
2165            } else {
2166                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2167                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2168
2169                status_t err =
2170                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2171                CHECK_EQ(err, OK);
2172            }
2173
2174            while (mState != LOADED && mState != ERROR) {
2175                mAsyncCompletion.wait(mLock);
2176            }
2177
2178            break;
2179        }
2180
2181        default:
2182        {
2183            CHECK(!"should not be here.");
2184            break;
2185        }
2186    }
2187
2188    mSource->stop();
2189
2190    return OK;
2191}
2192
2193sp<MetaData> OMXCodec::getFormat() {
2194    Mutex::Autolock autoLock(mLock);
2195
2196    return mOutputFormat;
2197}
2198
2199status_t OMXCodec::read(
2200        MediaBuffer **buffer, const ReadOptions *options) {
2201    *buffer = NULL;
2202
2203    Mutex::Autolock autoLock(mLock);
2204
2205    if (mState != EXECUTING && mState != RECONFIGURING) {
2206        return UNKNOWN_ERROR;
2207    }
2208
2209    bool seeking = false;
2210    int64_t seekTimeUs;
2211    if (options && options->getSeekTo(&seekTimeUs)) {
2212        seeking = true;
2213    }
2214
2215    if (mInitialBufferSubmit) {
2216        mInitialBufferSubmit = false;
2217
2218        if (seeking) {
2219            CHECK(seekTimeUs >= 0);
2220            mSeekTimeUs = seekTimeUs;
2221
2222            // There's no reason to trigger the code below, there's
2223            // nothing to flush yet.
2224            seeking = false;
2225        }
2226
2227        drainInputBuffers();
2228
2229        if (mState == EXECUTING) {
2230            // Otherwise mState == RECONFIGURING and this code will trigger
2231            // after the output port is reenabled.
2232            fillOutputBuffers();
2233        }
2234    }
2235
2236    if (seeking) {
2237        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2238
2239        mSignalledEOS = false;
2240        mNoMoreOutputData = false;
2241
2242        CHECK(seekTimeUs >= 0);
2243        mSeekTimeUs = seekTimeUs;
2244
2245        mFilledBuffers.clear();
2246
2247        CHECK_EQ(mState, EXECUTING);
2248
2249        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2250        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2251
2252        if (emulateInputFlushCompletion) {
2253            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2254        }
2255
2256        if (emulateOutputFlushCompletion) {
2257            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2258        }
2259    }
2260
2261    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2262        mBufferFilled.wait(mLock);
2263    }
2264
2265    if (mState == ERROR) {
2266        return UNKNOWN_ERROR;
2267    }
2268
2269    if (mFilledBuffers.empty()) {
2270        return ERROR_END_OF_STREAM;
2271    }
2272
2273    if (mOutputPortSettingsHaveChanged) {
2274        mOutputPortSettingsHaveChanged = false;
2275
2276        return INFO_FORMAT_CHANGED;
2277    }
2278
2279    size_t index = *mFilledBuffers.begin();
2280    mFilledBuffers.erase(mFilledBuffers.begin());
2281
2282    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2283    info->mMediaBuffer->add_ref();
2284    *buffer = info->mMediaBuffer;
2285
2286    return OK;
2287}
2288
2289void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2290    Mutex::Autolock autoLock(mLock);
2291
2292    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2293    for (size_t i = 0; i < buffers->size(); ++i) {
2294        BufferInfo *info = &buffers->editItemAt(i);
2295
2296        if (info->mMediaBuffer == buffer) {
2297            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2298            fillOutputBuffer(info);
2299            return;
2300        }
2301    }
2302
2303    CHECK(!"should not be here.");
2304}
2305
2306static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2307    static const char *kNames[] = {
2308        "OMX_IMAGE_CodingUnused",
2309        "OMX_IMAGE_CodingAutoDetect",
2310        "OMX_IMAGE_CodingJPEG",
2311        "OMX_IMAGE_CodingJPEG2K",
2312        "OMX_IMAGE_CodingEXIF",
2313        "OMX_IMAGE_CodingTIFF",
2314        "OMX_IMAGE_CodingGIF",
2315        "OMX_IMAGE_CodingPNG",
2316        "OMX_IMAGE_CodingLZW",
2317        "OMX_IMAGE_CodingBMP",
2318    };
2319
2320    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2321
2322    if (type < 0 || (size_t)type >= numNames) {
2323        return "UNKNOWN";
2324    } else {
2325        return kNames[type];
2326    }
2327}
2328
2329static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2330    static const char *kNames[] = {
2331        "OMX_COLOR_FormatUnused",
2332        "OMX_COLOR_FormatMonochrome",
2333        "OMX_COLOR_Format8bitRGB332",
2334        "OMX_COLOR_Format12bitRGB444",
2335        "OMX_COLOR_Format16bitARGB4444",
2336        "OMX_COLOR_Format16bitARGB1555",
2337        "OMX_COLOR_Format16bitRGB565",
2338        "OMX_COLOR_Format16bitBGR565",
2339        "OMX_COLOR_Format18bitRGB666",
2340        "OMX_COLOR_Format18bitARGB1665",
2341        "OMX_COLOR_Format19bitARGB1666",
2342        "OMX_COLOR_Format24bitRGB888",
2343        "OMX_COLOR_Format24bitBGR888",
2344        "OMX_COLOR_Format24bitARGB1887",
2345        "OMX_COLOR_Format25bitARGB1888",
2346        "OMX_COLOR_Format32bitBGRA8888",
2347        "OMX_COLOR_Format32bitARGB8888",
2348        "OMX_COLOR_FormatYUV411Planar",
2349        "OMX_COLOR_FormatYUV411PackedPlanar",
2350        "OMX_COLOR_FormatYUV420Planar",
2351        "OMX_COLOR_FormatYUV420PackedPlanar",
2352        "OMX_COLOR_FormatYUV420SemiPlanar",
2353        "OMX_COLOR_FormatYUV422Planar",
2354        "OMX_COLOR_FormatYUV422PackedPlanar",
2355        "OMX_COLOR_FormatYUV422SemiPlanar",
2356        "OMX_COLOR_FormatYCbYCr",
2357        "OMX_COLOR_FormatYCrYCb",
2358        "OMX_COLOR_FormatCbYCrY",
2359        "OMX_COLOR_FormatCrYCbY",
2360        "OMX_COLOR_FormatYUV444Interleaved",
2361        "OMX_COLOR_FormatRawBayer8bit",
2362        "OMX_COLOR_FormatRawBayer10bit",
2363        "OMX_COLOR_FormatRawBayer8bitcompressed",
2364        "OMX_COLOR_FormatL2",
2365        "OMX_COLOR_FormatL4",
2366        "OMX_COLOR_FormatL8",
2367        "OMX_COLOR_FormatL16",
2368        "OMX_COLOR_FormatL24",
2369        "OMX_COLOR_FormatL32",
2370        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2371        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2372        "OMX_COLOR_Format18BitBGR666",
2373        "OMX_COLOR_Format24BitARGB6666",
2374        "OMX_COLOR_Format24BitABGR6666",
2375    };
2376
2377    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2378
2379    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2380        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2381    } else if (type < 0 || (size_t)type >= numNames) {
2382        return "UNKNOWN";
2383    } else {
2384        return kNames[type];
2385    }
2386}
2387
2388static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2389    static const char *kNames[] = {
2390        "OMX_VIDEO_CodingUnused",
2391        "OMX_VIDEO_CodingAutoDetect",
2392        "OMX_VIDEO_CodingMPEG2",
2393        "OMX_VIDEO_CodingH263",
2394        "OMX_VIDEO_CodingMPEG4",
2395        "OMX_VIDEO_CodingWMV",
2396        "OMX_VIDEO_CodingRV",
2397        "OMX_VIDEO_CodingAVC",
2398        "OMX_VIDEO_CodingMJPEG",
2399    };
2400
2401    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2402
2403    if (type < 0 || (size_t)type >= numNames) {
2404        return "UNKNOWN";
2405    } else {
2406        return kNames[type];
2407    }
2408}
2409
2410static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2411    static const char *kNames[] = {
2412        "OMX_AUDIO_CodingUnused",
2413        "OMX_AUDIO_CodingAutoDetect",
2414        "OMX_AUDIO_CodingPCM",
2415        "OMX_AUDIO_CodingADPCM",
2416        "OMX_AUDIO_CodingAMR",
2417        "OMX_AUDIO_CodingGSMFR",
2418        "OMX_AUDIO_CodingGSMEFR",
2419        "OMX_AUDIO_CodingGSMHR",
2420        "OMX_AUDIO_CodingPDCFR",
2421        "OMX_AUDIO_CodingPDCEFR",
2422        "OMX_AUDIO_CodingPDCHR",
2423        "OMX_AUDIO_CodingTDMAFR",
2424        "OMX_AUDIO_CodingTDMAEFR",
2425        "OMX_AUDIO_CodingQCELP8",
2426        "OMX_AUDIO_CodingQCELP13",
2427        "OMX_AUDIO_CodingEVRC",
2428        "OMX_AUDIO_CodingSMV",
2429        "OMX_AUDIO_CodingG711",
2430        "OMX_AUDIO_CodingG723",
2431        "OMX_AUDIO_CodingG726",
2432        "OMX_AUDIO_CodingG729",
2433        "OMX_AUDIO_CodingAAC",
2434        "OMX_AUDIO_CodingMP3",
2435        "OMX_AUDIO_CodingSBC",
2436        "OMX_AUDIO_CodingVORBIS",
2437        "OMX_AUDIO_CodingWMA",
2438        "OMX_AUDIO_CodingRA",
2439        "OMX_AUDIO_CodingMIDI",
2440    };
2441
2442    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2443
2444    if (type < 0 || (size_t)type >= numNames) {
2445        return "UNKNOWN";
2446    } else {
2447        return kNames[type];
2448    }
2449}
2450
2451static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2452    static const char *kNames[] = {
2453        "OMX_AUDIO_PCMModeLinear",
2454        "OMX_AUDIO_PCMModeALaw",
2455        "OMX_AUDIO_PCMModeMULaw",
2456    };
2457
2458    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2459
2460    if (type < 0 || (size_t)type >= numNames) {
2461        return "UNKNOWN";
2462    } else {
2463        return kNames[type];
2464    }
2465}
2466
2467static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2468    static const char *kNames[] = {
2469        "OMX_AUDIO_AMRBandModeUnused",
2470        "OMX_AUDIO_AMRBandModeNB0",
2471        "OMX_AUDIO_AMRBandModeNB1",
2472        "OMX_AUDIO_AMRBandModeNB2",
2473        "OMX_AUDIO_AMRBandModeNB3",
2474        "OMX_AUDIO_AMRBandModeNB4",
2475        "OMX_AUDIO_AMRBandModeNB5",
2476        "OMX_AUDIO_AMRBandModeNB6",
2477        "OMX_AUDIO_AMRBandModeNB7",
2478        "OMX_AUDIO_AMRBandModeWB0",
2479        "OMX_AUDIO_AMRBandModeWB1",
2480        "OMX_AUDIO_AMRBandModeWB2",
2481        "OMX_AUDIO_AMRBandModeWB3",
2482        "OMX_AUDIO_AMRBandModeWB4",
2483        "OMX_AUDIO_AMRBandModeWB5",
2484        "OMX_AUDIO_AMRBandModeWB6",
2485        "OMX_AUDIO_AMRBandModeWB7",
2486        "OMX_AUDIO_AMRBandModeWB8",
2487    };
2488
2489    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2490
2491    if (type < 0 || (size_t)type >= numNames) {
2492        return "UNKNOWN";
2493    } else {
2494        return kNames[type];
2495    }
2496}
2497
2498static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2499    static const char *kNames[] = {
2500        "OMX_AUDIO_AMRFrameFormatConformance",
2501        "OMX_AUDIO_AMRFrameFormatIF1",
2502        "OMX_AUDIO_AMRFrameFormatIF2",
2503        "OMX_AUDIO_AMRFrameFormatFSF",
2504        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2505        "OMX_AUDIO_AMRFrameFormatITU",
2506    };
2507
2508    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2509
2510    if (type < 0 || (size_t)type >= numNames) {
2511        return "UNKNOWN";
2512    } else {
2513        return kNames[type];
2514    }
2515}
2516
2517void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2518    OMX_PARAM_PORTDEFINITIONTYPE def;
2519    InitOMXParams(&def);
2520    def.nPortIndex = portIndex;
2521
2522    status_t err = mOMX->getParameter(
2523            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2524    CHECK_EQ(err, OK);
2525
2526    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2527
2528    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2529          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2530
2531    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2532    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2533    printf("  nBufferSize = %ld\n", def.nBufferSize);
2534
2535    switch (def.eDomain) {
2536        case OMX_PortDomainImage:
2537        {
2538            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2539
2540            printf("\n");
2541            printf("  // Image\n");
2542            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2543            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2544            printf("  nStride = %ld\n", imageDef->nStride);
2545
2546            printf("  eCompressionFormat = %s\n",
2547                   imageCompressionFormatString(imageDef->eCompressionFormat));
2548
2549            printf("  eColorFormat = %s\n",
2550                   colorFormatString(imageDef->eColorFormat));
2551
2552            break;
2553        }
2554
2555        case OMX_PortDomainVideo:
2556        {
2557            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2558
2559            printf("\n");
2560            printf("  // Video\n");
2561            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2562            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2563            printf("  nStride = %ld\n", videoDef->nStride);
2564
2565            printf("  eCompressionFormat = %s\n",
2566                   videoCompressionFormatString(videoDef->eCompressionFormat));
2567
2568            printf("  eColorFormat = %s\n",
2569                   colorFormatString(videoDef->eColorFormat));
2570
2571            break;
2572        }
2573
2574        case OMX_PortDomainAudio:
2575        {
2576            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2577
2578            printf("\n");
2579            printf("  // Audio\n");
2580            printf("  eEncoding = %s\n",
2581                   audioCodingTypeString(audioDef->eEncoding));
2582
2583            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2584                OMX_AUDIO_PARAM_PCMMODETYPE params;
2585                InitOMXParams(&params);
2586                params.nPortIndex = portIndex;
2587
2588                err = mOMX->getParameter(
2589                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2590                CHECK_EQ(err, OK);
2591
2592                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2593                printf("  nChannels = %ld\n", params.nChannels);
2594                printf("  bInterleaved = %d\n", params.bInterleaved);
2595                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2596
2597                printf("  eNumData = %s\n",
2598                       params.eNumData == OMX_NumericalDataSigned
2599                        ? "signed" : "unsigned");
2600
2601                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2602            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2603                OMX_AUDIO_PARAM_AMRTYPE amr;
2604                InitOMXParams(&amr);
2605                amr.nPortIndex = portIndex;
2606
2607                err = mOMX->getParameter(
2608                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2609                CHECK_EQ(err, OK);
2610
2611                printf("  nChannels = %ld\n", amr.nChannels);
2612                printf("  eAMRBandMode = %s\n",
2613                        amrBandModeString(amr.eAMRBandMode));
2614                printf("  eAMRFrameFormat = %s\n",
2615                        amrFrameFormatString(amr.eAMRFrameFormat));
2616            }
2617
2618            break;
2619        }
2620
2621        default:
2622        {
2623            printf("  // Unknown\n");
2624            break;
2625        }
2626    }
2627
2628    printf("}\n");
2629}
2630
2631void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2632    mOutputFormat = new MetaData;
2633    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2634
2635    OMX_PARAM_PORTDEFINITIONTYPE def;
2636    InitOMXParams(&def);
2637    def.nPortIndex = kPortIndexOutput;
2638
2639    status_t err = mOMX->getParameter(
2640            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2641    CHECK_EQ(err, OK);
2642
2643    switch (def.eDomain) {
2644        case OMX_PortDomainImage:
2645        {
2646            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2647            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2648
2649            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2650            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2651            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2652            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2653            break;
2654        }
2655
2656        case OMX_PortDomainAudio:
2657        {
2658            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2659
2660            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2661                OMX_AUDIO_PARAM_PCMMODETYPE params;
2662                InitOMXParams(&params);
2663                params.nPortIndex = kPortIndexOutput;
2664
2665                err = mOMX->getParameter(
2666                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2667                CHECK_EQ(err, OK);
2668
2669                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2670                CHECK_EQ(params.nBitPerSample, 16);
2671                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2672
2673                int32_t numChannels, sampleRate;
2674                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2675                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2676
2677                if ((OMX_U32)numChannels != params.nChannels) {
2678                    LOGW("Codec outputs a different number of channels than "
2679                         "the input stream contains.");
2680                }
2681
2682                mOutputFormat->setCString(
2683                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2684
2685                // Use the codec-advertised number of channels, as some
2686                // codecs appear to output stereo even if the input data is
2687                // mono.
2688                mOutputFormat->setInt32(kKeyChannelCount, params.nChannels);
2689
2690                // The codec-reported sampleRate is not reliable...
2691                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2692            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2693                OMX_AUDIO_PARAM_AMRTYPE amr;
2694                InitOMXParams(&amr);
2695                amr.nPortIndex = kPortIndexOutput;
2696
2697                err = mOMX->getParameter(
2698                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2699                CHECK_EQ(err, OK);
2700
2701                CHECK_EQ(amr.nChannels, 1);
2702                mOutputFormat->setInt32(kKeyChannelCount, 1);
2703
2704                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2705                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2706                    mOutputFormat->setCString(
2707                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2708                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2709                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2710                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2711                    mOutputFormat->setCString(
2712                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2713                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2714                } else {
2715                    CHECK(!"Unknown AMR band mode.");
2716                }
2717            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2718                mOutputFormat->setCString(
2719                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2720            } else {
2721                CHECK(!"Should not be here. Unknown audio encoding.");
2722            }
2723            break;
2724        }
2725
2726        case OMX_PortDomainVideo:
2727        {
2728            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2729
2730            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2731                mOutputFormat->setCString(
2732                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2733            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2734                mOutputFormat->setCString(
2735                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2736            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2737                mOutputFormat->setCString(
2738                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2739            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2740                mOutputFormat->setCString(
2741                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2742            } else {
2743                CHECK(!"Unknown compression format.");
2744            }
2745
2746            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2747                // This component appears to be lying to me.
2748                mOutputFormat->setInt32(
2749                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2750                mOutputFormat->setInt32(
2751                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2752            } else {
2753                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2754                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2755            }
2756
2757            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2758            break;
2759        }
2760
2761        default:
2762        {
2763            CHECK(!"should not be here, neither audio nor video.");
2764            break;
2765        }
2766    }
2767}
2768
2769////////////////////////////////////////////////////////////////////////////////
2770
2771status_t QueryCodecs(
2772        const sp<IOMX> &omx,
2773        const char *mime, bool queryDecoders,
2774        Vector<CodecCapabilities> *results) {
2775    results->clear();
2776
2777    for (int index = 0;; ++index) {
2778        const char *componentName;
2779
2780        if (!queryDecoders) {
2781            componentName = GetCodec(
2782                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2783                    mime, index);
2784        } else {
2785            componentName = GetCodec(
2786                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2787                    mime, index);
2788        }
2789
2790        if (!componentName) {
2791            return OK;
2792        }
2793
2794        sp<OMXCodecObserver> observer = new OMXCodecObserver;
2795        IOMX::node_id node;
2796        status_t err = omx->allocateNode(componentName, observer, &node);
2797
2798        if (err != OK) {
2799            continue;
2800        }
2801
2802        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2803
2804        results->push();
2805        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2806        caps->mComponentName = componentName;
2807
2808        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2809        InitOMXParams(&param);
2810
2811        param.nPortIndex = queryDecoders ? 0 : 1;
2812
2813        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2814            err = omx->getParameter(
2815                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2816                    &param, sizeof(param));
2817
2818            if (err != OK) {
2819                break;
2820            }
2821
2822            CodecProfileLevel profileLevel;
2823            profileLevel.mProfile = param.eProfile;
2824            profileLevel.mLevel = param.eLevel;
2825
2826            caps->mProfileLevels.push(profileLevel);
2827        }
2828
2829        CHECK_EQ(omx->freeNode(node), OK);
2830    }
2831}
2832
2833}  // namespace android
2834