OMXCodec.cpp revision 355edcea2f15c0f619c1e1d0f4fa433b0d38098f 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17//#define LOG_NDEBUG 0
18#define LOG_TAG "OMXCodec"
19#include <utils/Log.h>
20
21#include <binder/IServiceManager.h>
22#include <binder/MemoryDealer.h>
23#include <binder/ProcessState.h>
24#include <media/IMediaPlayerService.h>
25#include <media/stagefright/ESDS.h>
26#include <media/stagefright/MediaBuffer.h>
27#include <media/stagefright/MediaBufferGroup.h>
28#include <media/stagefright/MediaDebug.h>
29#include <media/stagefright/MediaExtractor.h>
30#include <media/stagefright/MetaData.h>
31#include <media/stagefright/MmapSource.h>
32#include <media/stagefright/OMXCodec.h>
33#include <media/stagefright/Utils.h>
34#include <utils/Vector.h>
35
36#include <OMX_Audio.h>
37#include <OMX_Component.h>
38
39namespace android {
40
41struct CodecInfo {
42    const char *mime;
43    const char *codec;
44};
45
46static const CodecInfo kDecoderInfo[] = {
47    { "image/jpeg", "OMX.TI.JPEG.decode" },
48    { "audio/mpeg", "OMX.TI.MP3.decode" },
49    { "audio/mpeg", "OMX.PV.mp3dec" },
50    { "audio/3gpp", "OMX.TI.AMR.decode" },
51    { "audio/3gpp", "OMX.PV.amrdec" },
52    { "audio/mp4a-latm", "OMX.TI.AAC.decode" },
53    { "audio/mp4a-latm", "OMX.PV.aacdec" },
54    { "video/mp4v-es", "OMX.qcom.video.decoder.mpeg4" },
55    { "video/mp4v-es", "OMX.TI.Video.Decoder" },
56    { "video/mp4v-es", "OMX.PV.mpeg4dec" },
57    { "video/3gpp", "OMX.qcom.video.decoder.h263" },
58    { "video/3gpp", "OMX.TI.Video.Decoder" },
59    { "video/3gpp", "OMX.PV.h263dec" },
60    { "video/avc", "OMX.qcom.video.decoder.avc" },
61    { "video/avc", "OMX.TI.Video.Decoder" },
62    { "video/avc", "OMX.PV.avcdec" },
63};
64
65static const CodecInfo kEncoderInfo[] = {
66    { "audio/3gpp", "OMX.TI.AMR.encode" },
67    { "audio/3gpp", "OMX.PV.amrencnb" },
68    { "audio/mp4a-latm", "OMX.TI.AAC.encode" },
69    { "audio/mp4a-latm", "OMX.PV.aacenc" },
70    { "video/mp4v-es", "OMX.qcom.video.encoder.mpeg4" },
71    { "video/mp4v-es", "OMX.TI.Video.encoder" },
72    { "video/mp4v-es", "OMX.PV.mpeg4enc" },
73    { "video/3gpp", "OMX.qcom.video.encoder.h263" },
74    { "video/3gpp", "OMX.TI.Video.encoder" },
75    { "video/3gpp", "OMX.PV.h263enc" },
76    { "video/avc", "OMX.TI.Video.encoder" },
77    { "video/avc", "OMX.PV.avcenc" },
78};
79
80struct OMXCodecObserver : public BnOMXObserver {
81    OMXCodecObserver(const wp<OMXCodec> &target)
82        : mTarget(target) {
83    }
84
85    // from IOMXObserver
86    virtual void on_message(const omx_message &msg) {
87        sp<OMXCodec> codec = mTarget.promote();
88
89        if (codec.get() != NULL) {
90            codec->on_message(msg);
91        }
92    }
93
94protected:
95    virtual ~OMXCodecObserver() {}
96
97private:
98    wp<OMXCodec> mTarget;
99
100    OMXCodecObserver(const OMXCodecObserver &);
101    OMXCodecObserver &operator=(const OMXCodecObserver &);
102};
103
104static const char *GetCodec(const CodecInfo *info, size_t numInfos,
105                            const char *mime, int index) {
106    CHECK(index >= 0);
107    for(size_t i = 0; i < numInfos; ++i) {
108        if (!strcasecmp(mime, info[i].mime)) {
109            if (index == 0) {
110                return info[i].codec;
111            }
112
113            --index;
114        }
115    }
116
117    return NULL;
118}
119
120enum {
121    kAVCProfileBaseline      = 0x42,
122    kAVCProfileMain          = 0x4d,
123    kAVCProfileExtended      = 0x58,
124    kAVCProfileHigh          = 0x64,
125    kAVCProfileHigh10        = 0x6e,
126    kAVCProfileHigh422       = 0x7a,
127    kAVCProfileHigh444       = 0xf4,
128    kAVCProfileCAVLC444Intra = 0x2c
129};
130
131static const char *AVCProfileToString(uint8_t profile) {
132    switch (profile) {
133        case kAVCProfileBaseline:
134            return "Baseline";
135        case kAVCProfileMain:
136            return "Main";
137        case kAVCProfileExtended:
138            return "Extended";
139        case kAVCProfileHigh:
140            return "High";
141        case kAVCProfileHigh10:
142            return "High 10";
143        case kAVCProfileHigh422:
144            return "High 422";
145        case kAVCProfileHigh444:
146            return "High 444";
147        case kAVCProfileCAVLC444Intra:
148            return "CAVLC 444 Intra";
149        default:   return "Unknown";
150    }
151}
152
153// static
154sp<OMXCodec> OMXCodec::Create(
155        const sp<IOMX> &omx,
156        const sp<MetaData> &meta, bool createEncoder,
157        const sp<MediaSource> &source) {
158    const char *mime;
159    bool success = meta->findCString(kKeyMIMEType, &mime);
160    CHECK(success);
161
162    const char *componentName = NULL;
163    IOMX::node_id node = 0;
164    for (int index = 0;; ++index) {
165        if (createEncoder) {
166            componentName = GetCodec(
167                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
168                    mime, index);
169        } else {
170            componentName = GetCodec(
171                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
172                    mime, index);
173        }
174
175        if (!componentName) {
176            return NULL;
177        }
178
179        LOGV("Attempting to allocate OMX node '%s'", componentName);
180
181        status_t err = omx->allocate_node(componentName, &node);
182        if (err == OK) {
183            break;
184        }
185    }
186
187    uint32_t quirks = 0;
188    if (!strcmp(componentName, "OMX.PV.avcdec")) {
189        quirks |= kWantsNALFragments;
190    }
191    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
192        quirks |= kNeedsFlushBeforeDisable;
193    }
194    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
195        quirks |= kNeedsFlushBeforeDisable;
196        quirks |= kRequiresFlushCompleteEmulation;
197    }
198    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
199        quirks |= kRequiresLoadedToIdleAfterAllocation;
200        quirks |= kRequiresAllocateBufferOnInputPorts;
201    }
202
203    sp<OMXCodec> codec = new OMXCodec(
204            omx, node, quirks, createEncoder, mime, componentName,
205            source);
206
207    uint32_t type;
208    const void *data;
209    size_t size;
210    if (meta->findData(kKeyESDS, &type, &data, &size)) {
211        ESDS esds((const char *)data, size);
212        CHECK_EQ(esds.InitCheck(), OK);
213
214        const void *codec_specific_data;
215        size_t codec_specific_data_size;
216        esds.getCodecSpecificInfo(
217                &codec_specific_data, &codec_specific_data_size);
218
219        printf("found codec-specific data of size %d\n",
220               codec_specific_data_size);
221
222        codec->addCodecSpecificData(
223                codec_specific_data, codec_specific_data_size);
224    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
225        printf("found avcc of size %d\n", size);
226
227        // Parse the AVCDecoderConfigurationRecord
228
229        const uint8_t *ptr = (const uint8_t *)data;
230
231        CHECK(size >= 7);
232        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
233        uint8_t profile = ptr[1];
234        uint8_t level = ptr[3];
235
236        CHECK((ptr[4] >> 2) == 0x3f);  // reserved
237
238        size_t lengthSize = 1 + (ptr[4] & 3);
239
240        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
241        // violates it...
242        // CHECK((ptr[5] >> 5) == 7);  // reserved
243
244        size_t numSeqParameterSets = ptr[5] & 31;
245
246        ptr += 6;
247        size -= 6;
248
249        for (size_t i = 0; i < numSeqParameterSets; ++i) {
250            CHECK(size >= 2);
251            size_t length = U16_AT(ptr);
252
253            ptr += 2;
254            size -= 2;
255
256            CHECK(size >= length);
257
258            codec->addCodecSpecificData(ptr, length);
259
260            ptr += length;
261            size -= length;
262        }
263
264        CHECK(size >= 1);
265        size_t numPictureParameterSets = *ptr;
266        ++ptr;
267        --size;
268
269        for (size_t i = 0; i < numPictureParameterSets; ++i) {
270            CHECK(size >= 2);
271            size_t length = U16_AT(ptr);
272
273            ptr += 2;
274            size -= 2;
275
276            CHECK(size >= length);
277
278            codec->addCodecSpecificData(ptr, length);
279
280            ptr += length;
281            size -= length;
282        }
283
284        LOGI("AVC profile = %d (%s), level = %d",
285             (int)profile, AVCProfileToString(profile), (int)level / 10);
286
287        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
288            && (profile != kAVCProfileBaseline || level > 39)) {
289            // This stream exceeds the decoder's capabilities.
290
291            LOGE("Profile and/or level exceed the decoder's capabilities.");
292            return NULL;
293        }
294    }
295
296    if (!strcasecmp("audio/3gpp", mime)) {
297        codec->setAMRFormat();
298    }
299    if (!createEncoder && !strcasecmp("audio/mp4a-latm", mime)) {
300        codec->setAACFormat();
301    }
302    if (!strncasecmp(mime, "video/", 6)) {
303        int32_t width, height;
304        bool success = meta->findInt32(kKeyWidth, &width);
305        success = success && meta->findInt32(kKeyHeight, &height);
306        CHECK(success);
307
308        if (createEncoder) {
309            codec->setVideoInputFormat(mime, width, height);
310        } else {
311            codec->setVideoOutputFormat(mime, width, height);
312        }
313    }
314    if (!strcasecmp(mime, "image/jpeg")
315        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
316        OMX_COLOR_FORMATTYPE format =
317            OMX_COLOR_Format32bitARGB8888;
318            // OMX_COLOR_FormatYUV420PackedPlanar;
319            // OMX_COLOR_FormatCbYCrY;
320            // OMX_COLOR_FormatYUV411Planar;
321
322        int32_t width, height;
323        bool success = meta->findInt32(kKeyWidth, &width);
324        success = success && meta->findInt32(kKeyHeight, &height);
325
326        int32_t compressedSize;
327        success = success && meta->findInt32(
328                kKeyCompressedSize, &compressedSize);
329
330        CHECK(success);
331        CHECK(compressedSize > 0);
332
333        codec->setImageOutputFormat(format, width, height);
334        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
335    }
336
337    codec->initOutputFormat(meta);
338
339    return codec;
340}
341
342status_t OMXCodec::setVideoPortFormatType(
343        OMX_U32 portIndex,
344        OMX_VIDEO_CODINGTYPE compressionFormat,
345        OMX_COLOR_FORMATTYPE colorFormat) {
346    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
347    format.nSize = sizeof(format);
348    format.nVersion.s.nVersionMajor = 1;
349    format.nVersion.s.nVersionMinor = 1;
350    format.nPortIndex = portIndex;
351    format.nIndex = 0;
352    bool found = false;
353
354    OMX_U32 index = 0;
355    for (;;) {
356        format.nIndex = index;
357        status_t err = mOMX->get_parameter(
358                mNode, OMX_IndexParamVideoPortFormat,
359                &format, sizeof(format));
360
361        if (err != OK) {
362            return err;
363        }
364
365        // The following assertion is violated by TI's video decoder.
366        // CHECK_EQ(format.nIndex, index);
367
368#if 1
369        LOGI("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
370             portIndex,
371             index, format.eCompressionFormat, format.eColorFormat);
372#endif
373
374        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
375            if (portIndex == kPortIndexInput
376                    && colorFormat == format.eColorFormat) {
377                // eCompressionFormat does not seem right.
378                found = true;
379                break;
380            }
381            if (portIndex == kPortIndexOutput
382                    && compressionFormat == format.eCompressionFormat) {
383                // eColorFormat does not seem right.
384                found = true;
385                break;
386            }
387        }
388
389        if (format.eCompressionFormat == compressionFormat
390            && format.eColorFormat == colorFormat) {
391            found = true;
392            break;
393        }
394
395        ++index;
396    }
397
398    if (!found) {
399        return UNKNOWN_ERROR;
400    }
401
402    LOGI("found a match.");
403    status_t err = mOMX->set_parameter(
404            mNode, OMX_IndexParamVideoPortFormat,
405            &format, sizeof(format));
406
407    return err;
408}
409
410void OMXCodec::setVideoInputFormat(
411        const char *mime, OMX_U32 width, OMX_U32 height) {
412    LOGI("setVideoInputFormat width=%ld, height=%ld", width, height);
413
414    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
415    if (!strcasecmp("video/avc", mime)) {
416        compressionFormat = OMX_VIDEO_CodingAVC;
417    } else if (!strcasecmp("video/mp4v-es", mime)) {
418        compressionFormat = OMX_VIDEO_CodingMPEG4;
419    } else if (!strcasecmp("video/3gpp", mime)) {
420        compressionFormat = OMX_VIDEO_CodingH263;
421    } else {
422        LOGE("Not a supported video mime type: %s", mime);
423        CHECK(!"Should not be here. Not a supported video mime type.");
424    }
425
426    OMX_COLOR_FORMATTYPE colorFormat =
427        0 ? OMX_COLOR_FormatYCbYCr : OMX_COLOR_FormatCbYCrY;
428
429    if (!strncmp("OMX.qcom.video.encoder.", mComponentName, 23)) {
430        colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
431    }
432
433    setVideoPortFormatType(
434            kPortIndexInput, OMX_VIDEO_CodingUnused,
435            colorFormat);
436
437    setVideoPortFormatType(
438            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
439
440    OMX_PARAM_PORTDEFINITIONTYPE def;
441    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
442
443    def.nSize = sizeof(def);
444    def.nVersion.s.nVersionMajor = 1;
445    def.nVersion.s.nVersionMinor = 1;
446    def.nPortIndex = kPortIndexOutput;
447
448    status_t err = mOMX->get_parameter(
449            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
450
451    CHECK_EQ(err, OK);
452    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
453
454    video_def->nFrameWidth = width;
455    video_def->nFrameHeight = height;
456
457    video_def->eCompressionFormat = compressionFormat;
458    video_def->eColorFormat = OMX_COLOR_FormatUnused;
459
460    err = mOMX->set_parameter(
461            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
462    CHECK_EQ(err, OK);
463
464    ////////////////////////////////////////////////////////////////////////////
465
466    def.nSize = sizeof(def);
467    def.nVersion.s.nVersionMajor = 1;
468    def.nVersion.s.nVersionMinor = 1;
469    def.nPortIndex = kPortIndexInput;
470
471    err = mOMX->get_parameter(
472            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
473    CHECK_EQ(err, OK);
474
475    def.nBufferSize = (width * height * 2); // (width * height * 3) / 2;
476    LOGI("setting nBufferSize = %ld", def.nBufferSize);
477
478    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
479
480    video_def->nFrameWidth = width;
481    video_def->nFrameHeight = height;
482    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
483    video_def->eColorFormat = colorFormat;
484
485    err = mOMX->set_parameter(
486            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
487    CHECK_EQ(err, OK);
488}
489
490void OMXCodec::setVideoOutputFormat(
491        const char *mime, OMX_U32 width, OMX_U32 height) {
492    LOGI("setVideoOutputFormat width=%ld, height=%ld", width, height);
493
494    // Enabling this code appears to be the right thing(tm), but,...
495    // the TI decoder then loses the ability to output YUV420 and only outputs
496    // YCbYCr (16bit)
497    if (!strcmp("OMX.TI.Video.Decoder", mComponentName)
498        && !strcasecmp("video/avc", mime)) {
499        OMX_PARAM_COMPONENTROLETYPE role;
500        role.nSize = sizeof(role);
501        role.nVersion.s.nVersionMajor = 1;
502        role.nVersion.s.nVersionMinor = 1;
503        strncpy((char *)role.cRole, "video_decoder.avc",
504                OMX_MAX_STRINGNAME_SIZE - 1);
505        role.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
506
507        status_t err = mOMX->set_parameter(
508                mNode, OMX_IndexParamStandardComponentRole,
509                &role, sizeof(role));
510        CHECK_EQ(err, OK);
511    }
512
513    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
514    if (!strcasecmp("video/avc", mime)) {
515        compressionFormat = OMX_VIDEO_CodingAVC;
516    } else if (!strcasecmp("video/mp4v-es", mime)) {
517        compressionFormat = OMX_VIDEO_CodingMPEG4;
518    } else if (!strcasecmp("video/3gpp", mime)) {
519        compressionFormat = OMX_VIDEO_CodingH263;
520    } else {
521        LOGE("Not a supported video mime type: %s", mime);
522        CHECK(!"Should not be here. Not a supported video mime type.");
523    }
524
525    setVideoPortFormatType(
526            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
527
528#if 1
529    {
530        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
531        format.nSize = sizeof(format);
532        format.nVersion.s.nVersionMajor = 1;
533        format.nVersion.s.nVersionMinor = 1;
534        format.nPortIndex = kPortIndexOutput;
535        format.nIndex = 0;
536
537        status_t err = mOMX->get_parameter(
538                mNode, OMX_IndexParamVideoPortFormat,
539                &format, sizeof(format));
540        CHECK_EQ(err, OK);
541        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
542
543        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
544
545        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
546               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
547               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
548               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
549
550        err = mOMX->set_parameter(
551                mNode, OMX_IndexParamVideoPortFormat,
552                &format, sizeof(format));
553        CHECK_EQ(err, OK);
554    }
555#endif
556
557    OMX_PARAM_PORTDEFINITIONTYPE def;
558    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
559
560    def.nSize = sizeof(def);
561    def.nVersion.s.nVersionMajor = 1;
562    def.nVersion.s.nVersionMinor = 1;
563    def.nPortIndex = kPortIndexInput;
564
565    status_t err = mOMX->get_parameter(
566            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
567
568    CHECK_EQ(err, OK);
569
570#if 1
571    // XXX Need a (much) better heuristic to compute input buffer sizes.
572    const size_t X = 64 * 1024;
573    if (def.nBufferSize < X) {
574        def.nBufferSize = X;
575    }
576#endif
577
578    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
579
580    video_def->nFrameWidth = width;
581    video_def->nFrameHeight = height;
582
583    video_def->eColorFormat = OMX_COLOR_FormatUnused;
584
585    err = mOMX->set_parameter(
586            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
587    CHECK_EQ(err, OK);
588
589    ////////////////////////////////////////////////////////////////////////////
590
591    def.nSize = sizeof(def);
592    def.nVersion.s.nVersionMajor = 1;
593    def.nVersion.s.nVersionMinor = 1;
594    def.nPortIndex = kPortIndexOutput;
595
596    err = mOMX->get_parameter(
597            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
598    CHECK_EQ(err, OK);
599    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
600
601#if 0
602    def.nBufferSize =
603        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
604#endif
605
606    video_def->nFrameWidth = width;
607    video_def->nFrameHeight = height;
608
609    err = mOMX->set_parameter(
610            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
611    CHECK_EQ(err, OK);
612}
613
614
615OMXCodec::OMXCodec(
616        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
617        bool isEncoder,
618        const char *mime,
619        const char *componentName,
620        const sp<MediaSource> &source)
621    : mOMX(omx),
622      mNode(node),
623      mQuirks(quirks),
624      mIsEncoder(isEncoder),
625      mMIME(strdup(mime)),
626      mComponentName(strdup(componentName)),
627      mSource(source),
628      mCodecSpecificDataIndex(0),
629      mState(LOADED),
630      mSignalledEOS(false),
631      mNoMoreOutputData(false),
632      mSeekTimeUs(-1) {
633    mPortStatus[kPortIndexInput] = ENABLED;
634    mPortStatus[kPortIndexOutput] = ENABLED;
635
636    mObserver = new OMXCodecObserver(this);
637    mOMX->observe_node(mNode, mObserver);
638}
639
640OMXCodec::~OMXCodec() {
641    CHECK(mState == LOADED || mState == ERROR);
642
643    status_t err = mOMX->observe_node(mNode, NULL);
644    CHECK_EQ(err, OK);
645
646    err = mOMX->free_node(mNode);
647    CHECK_EQ(err, OK);
648
649    mNode = NULL;
650    setState(DEAD);
651
652    clearCodecSpecificData();
653
654    free(mComponentName);
655    mComponentName = NULL;
656
657    free(mMIME);
658    mMIME = NULL;
659}
660
661status_t OMXCodec::init() {
662    Mutex::Autolock autoLock(mLock);
663
664    CHECK_EQ(mState, LOADED);
665
666    status_t err;
667    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
668        err = mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
669        CHECK_EQ(err, OK);
670
671        setState(LOADED_TO_IDLE);
672    }
673
674    err = allocateBuffers();
675    CHECK_EQ(err, OK);
676
677    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
678        err = mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
679        CHECK_EQ(err, OK);
680
681        setState(LOADED_TO_IDLE);
682    }
683
684    while (mState != EXECUTING && mState != ERROR) {
685        mAsyncCompletion.wait(mLock);
686    }
687
688    return mState == ERROR ? UNKNOWN_ERROR : OK;
689}
690
691// static
692bool OMXCodec::isIntermediateState(State state) {
693    return state == LOADED_TO_IDLE
694        || state == IDLE_TO_EXECUTING
695        || state == EXECUTING_TO_IDLE
696        || state == IDLE_TO_LOADED
697        || state == RECONFIGURING;
698}
699
700status_t OMXCodec::allocateBuffers() {
701    status_t err = allocateBuffersOnPort(kPortIndexInput);
702
703    if (err != OK) {
704        return err;
705    }
706
707    return allocateBuffersOnPort(kPortIndexOutput);
708}
709
710status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
711    OMX_PARAM_PORTDEFINITIONTYPE def;
712    def.nSize = sizeof(def);
713    def.nVersion.s.nVersionMajor = 1;
714    def.nVersion.s.nVersionMinor = 1;
715    def.nVersion.s.nRevision = 0;
716    def.nVersion.s.nStep = 0;
717    def.nPortIndex = portIndex;
718
719    status_t err = mOMX->get_parameter(
720            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
721
722    if (err != OK) {
723        return err;
724    }
725
726    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
727    mDealer[portIndex] = new MemoryDealer(totalSize);
728
729    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
730        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
731        CHECK(mem.get() != NULL);
732
733        IOMX::buffer_id buffer;
734        if (portIndex == kPortIndexInput
735                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
736            err = mOMX->allocate_buffer_with_backup(
737                    mNode, portIndex, mem, &buffer);
738        } else if (portIndex == kPortIndexOutput
739                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
740            err = mOMX->allocate_buffer(
741                    mNode, portIndex, def.nBufferSize, &buffer);
742        } else {
743            err = mOMX->use_buffer(mNode, portIndex, mem, &buffer);
744        }
745
746        if (err != OK) {
747            LOGE("allocate_buffer_with_backup failed");
748            return err;
749        }
750
751        BufferInfo info;
752        info.mBuffer = buffer;
753        info.mOwnedByComponent = false;
754        info.mMem = mem;
755        info.mMediaBuffer = NULL;
756
757        if (portIndex == kPortIndexOutput) {
758            info.mMediaBuffer = new MediaBuffer(mem->pointer(), mem->size());
759            info.mMediaBuffer->setObserver(this);
760        }
761
762        mPortBuffers[portIndex].push(info);
763
764        LOGV("allocated buffer %p on %s port", buffer,
765             portIndex == kPortIndexInput ? "input" : "output");
766    }
767
768    dumpPortStatus(portIndex);
769
770    return OK;
771}
772
773void OMXCodec::on_message(const omx_message &msg) {
774    Mutex::Autolock autoLock(mLock);
775
776    switch (msg.type) {
777        case omx_message::EVENT:
778        {
779            onEvent(
780                 msg.u.event_data.event, msg.u.event_data.data1,
781                 msg.u.event_data.data2);
782
783            break;
784        }
785
786        case omx_message::EMPTY_BUFFER_DONE:
787        {
788            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
789
790            LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
791
792            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
793            size_t i = 0;
794            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
795                ++i;
796            }
797
798            CHECK(i < buffers->size());
799            if (!(*buffers)[i].mOwnedByComponent) {
800                LOGW("We already own input buffer %p, yet received "
801                     "an EMPTY_BUFFER_DONE.", buffer);
802            }
803
804            buffers->editItemAt(i).mOwnedByComponent = false;
805
806            if (mPortStatus[kPortIndexInput] == DISABLING) {
807                LOGV("Port is disabled, freeing buffer %p", buffer);
808
809                status_t err =
810                    mOMX->free_buffer(mNode, kPortIndexInput, buffer);
811                CHECK_EQ(err, OK);
812
813                buffers->removeAt(i);
814            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
815                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
816                drainInputBuffer(&buffers->editItemAt(i));
817            }
818
819            break;
820        }
821
822        case omx_message::FILL_BUFFER_DONE:
823        {
824            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
825            OMX_U32 flags = msg.u.extended_buffer_data.flags;
826
827            LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx)",
828                 buffer,
829                 msg.u.extended_buffer_data.range_length,
830                 flags);
831
832            LOGV("FILL_BUFFER_DONE(timestamp: %lld us (%.2f secs))",
833                 msg.u.extended_buffer_data.timestamp,
834                 msg.u.extended_buffer_data.timestamp / 1E6);
835
836            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
837            size_t i = 0;
838            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
839                ++i;
840            }
841
842            CHECK(i < buffers->size());
843            BufferInfo *info = &buffers->editItemAt(i);
844
845            if (!info->mOwnedByComponent) {
846                LOGW("We already own output buffer %p, yet received "
847                     "a FILL_BUFFER_DONE.", buffer);
848            }
849
850            info->mOwnedByComponent = false;
851
852            if (mPortStatus[kPortIndexOutput] == DISABLING) {
853                LOGV("Port is disabled, freeing buffer %p", buffer);
854
855                status_t err =
856                    mOMX->free_buffer(mNode, kPortIndexOutput, buffer);
857                CHECK_EQ(err, OK);
858
859                buffers->removeAt(i);
860            } else if (mPortStatus[kPortIndexOutput] == ENABLED
861                       && (flags & OMX_BUFFERFLAG_EOS)) {
862                LOGV("No more output data.");
863                mNoMoreOutputData = true;
864                mBufferFilled.signal();
865            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
866                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
867
868                MediaBuffer *buffer = info->mMediaBuffer;
869
870                buffer->set_range(
871                        msg.u.extended_buffer_data.range_offset,
872                        msg.u.extended_buffer_data.range_length);
873
874                buffer->meta_data()->clear();
875
876                buffer->meta_data()->setInt32(
877                        kKeyTimeUnits,
878                        (msg.u.extended_buffer_data.timestamp + 500) / 1000);
879
880                buffer->meta_data()->setInt32(
881                        kKeyTimeScale, 1000);
882
883                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
884                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
885                }
886
887                buffer->meta_data()->setPointer(
888                        kKeyPlatformPrivate,
889                        msg.u.extended_buffer_data.platform_private);
890
891                buffer->meta_data()->setPointer(
892                        kKeyBufferID,
893                        msg.u.extended_buffer_data.buffer);
894
895                mFilledBuffers.push_back(i);
896                mBufferFilled.signal();
897            }
898
899            break;
900        }
901
902        default:
903        {
904            CHECK(!"should not be here.");
905            break;
906        }
907    }
908}
909
910void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
911    switch (event) {
912        case OMX_EventCmdComplete:
913        {
914            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
915            break;
916        }
917
918        case OMX_EventError:
919        {
920            LOGE("ERROR(%ld, %ld)", data1, data2);
921
922            setState(ERROR);
923            break;
924        }
925
926        case OMX_EventPortSettingsChanged:
927        {
928            onPortSettingsChanged(data1);
929            break;
930        }
931
932        case OMX_EventBufferFlag:
933        {
934            LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
935
936            if (data1 == kPortIndexOutput) {
937                mNoMoreOutputData = true;
938            }
939            break;
940        }
941
942        default:
943        {
944            LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
945            break;
946        }
947    }
948}
949
950void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
951    switch (cmd) {
952        case OMX_CommandStateSet:
953        {
954            onStateChange((OMX_STATETYPE)data);
955            break;
956        }
957
958        case OMX_CommandPortDisable:
959        {
960            OMX_U32 portIndex = data;
961            LOGV("PORT_DISABLED(%ld)", portIndex);
962
963            CHECK(mState == EXECUTING || mState == RECONFIGURING);
964            CHECK_EQ(mPortStatus[portIndex], DISABLING);
965            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
966
967            mPortStatus[portIndex] = DISABLED;
968
969            if (mState == RECONFIGURING) {
970                CHECK_EQ(portIndex, kPortIndexOutput);
971
972                enablePortAsync(portIndex);
973
974                status_t err = allocateBuffersOnPort(portIndex);
975                CHECK_EQ(err, OK);
976            }
977            break;
978        }
979
980        case OMX_CommandPortEnable:
981        {
982            OMX_U32 portIndex = data;
983            LOGV("PORT_ENABLED(%ld)", portIndex);
984
985            CHECK(mState == EXECUTING || mState == RECONFIGURING);
986            CHECK_EQ(mPortStatus[portIndex], ENABLING);
987
988            mPortStatus[portIndex] = ENABLED;
989
990            if (mState == RECONFIGURING) {
991                CHECK_EQ(portIndex, kPortIndexOutput);
992
993                setState(EXECUTING);
994
995                fillOutputBuffers();
996            }
997            break;
998        }
999
1000        case OMX_CommandFlush:
1001        {
1002            OMX_U32 portIndex = data;
1003
1004            LOGV("FLUSH_DONE(%ld)", portIndex);
1005
1006            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1007            mPortStatus[portIndex] = ENABLED;
1008
1009            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1010                     mPortBuffers[portIndex].size());
1011
1012            if (mState == RECONFIGURING) {
1013                CHECK_EQ(portIndex, kPortIndexOutput);
1014
1015                disablePortAsync(portIndex);
1016            } else {
1017                // We're flushing both ports in preparation for seeking.
1018
1019                if (mPortStatus[kPortIndexInput] == ENABLED
1020                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1021                    LOGV("Finished flushing both ports, now continuing from"
1022                         " seek-time.");
1023
1024                    drainInputBuffers();
1025                    fillOutputBuffers();
1026                }
1027            }
1028
1029            break;
1030        }
1031
1032        default:
1033        {
1034            LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1035            break;
1036        }
1037    }
1038}
1039
1040void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1041    switch (newState) {
1042        case OMX_StateIdle:
1043        {
1044            LOGV("Now Idle.");
1045            if (mState == LOADED_TO_IDLE) {
1046                status_t err = mOMX->send_command(
1047                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1048
1049                CHECK_EQ(err, OK);
1050
1051                setState(IDLE_TO_EXECUTING);
1052            } else {
1053                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1054
1055                CHECK_EQ(
1056                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1057                    mPortBuffers[kPortIndexInput].size());
1058
1059                CHECK_EQ(
1060                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1061                    mPortBuffers[kPortIndexOutput].size());
1062
1063                status_t err = mOMX->send_command(
1064                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1065
1066                CHECK_EQ(err, OK);
1067
1068                err = freeBuffersOnPort(kPortIndexInput);
1069                CHECK_EQ(err, OK);
1070
1071                err = freeBuffersOnPort(kPortIndexOutput);
1072                CHECK_EQ(err, OK);
1073
1074                mPortStatus[kPortIndexInput] = ENABLED;
1075                mPortStatus[kPortIndexOutput] = ENABLED;
1076
1077                setState(IDLE_TO_LOADED);
1078            }
1079            break;
1080        }
1081
1082        case OMX_StateExecuting:
1083        {
1084            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1085
1086            LOGV("Now Executing.");
1087
1088            setState(EXECUTING);
1089
1090            drainInputBuffers();
1091            fillOutputBuffers();
1092            break;
1093        }
1094
1095        case OMX_StateLoaded:
1096        {
1097            CHECK_EQ(mState, IDLE_TO_LOADED);
1098
1099            LOGV("Now Loaded.");
1100
1101            setState(LOADED);
1102            break;
1103        }
1104
1105        default:
1106        {
1107            CHECK(!"should not be here.");
1108            break;
1109        }
1110    }
1111}
1112
1113// static
1114size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1115    size_t n = 0;
1116    for (size_t i = 0; i < buffers.size(); ++i) {
1117        if (!buffers[i].mOwnedByComponent) {
1118            ++n;
1119        }
1120    }
1121
1122    return n;
1123}
1124
1125status_t OMXCodec::freeBuffersOnPort(
1126        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1127    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1128
1129    status_t stickyErr = OK;
1130
1131    for (size_t i = buffers->size(); i-- > 0;) {
1132        BufferInfo *info = &buffers->editItemAt(i);
1133
1134        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1135            continue;
1136        }
1137
1138        CHECK_EQ(info->mOwnedByComponent, false);
1139
1140        status_t err =
1141            mOMX->free_buffer(mNode, portIndex, info->mBuffer);
1142
1143        if (err != OK) {
1144            stickyErr = err;
1145        }
1146
1147        if (info->mMediaBuffer != NULL) {
1148            info->mMediaBuffer->setObserver(NULL);
1149
1150            // Make sure nobody but us owns this buffer at this point.
1151            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1152
1153            info->mMediaBuffer->release();
1154        }
1155
1156        buffers->removeAt(i);
1157    }
1158
1159    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1160
1161    return stickyErr;
1162}
1163
1164void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1165    LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1166
1167    CHECK_EQ(mState, EXECUTING);
1168    CHECK_EQ(portIndex, kPortIndexOutput);
1169    setState(RECONFIGURING);
1170
1171    if (mQuirks & kNeedsFlushBeforeDisable) {
1172        if (!flushPortAsync(portIndex)) {
1173            onCmdComplete(OMX_CommandFlush, portIndex);
1174        }
1175    } else {
1176        disablePortAsync(portIndex);
1177    }
1178}
1179
1180bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1181    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1182
1183    LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1184         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1185         mPortBuffers[portIndex].size());
1186
1187    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1188    mPortStatus[portIndex] = SHUTTING_DOWN;
1189
1190    if ((mQuirks & kRequiresFlushCompleteEmulation)
1191        && countBuffersWeOwn(mPortBuffers[portIndex])
1192                == mPortBuffers[portIndex].size()) {
1193        // No flush is necessary and this component fails to send a
1194        // flush-complete event in this case.
1195
1196        return false;
1197    }
1198
1199    status_t err =
1200        mOMX->send_command(mNode, OMX_CommandFlush, portIndex);
1201    CHECK_EQ(err, OK);
1202
1203    return true;
1204}
1205
1206void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1207    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1208
1209    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1210    mPortStatus[portIndex] = DISABLING;
1211
1212    status_t err =
1213        mOMX->send_command(mNode, OMX_CommandPortDisable, portIndex);
1214    CHECK_EQ(err, OK);
1215
1216    freeBuffersOnPort(portIndex, true);
1217}
1218
1219void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1220    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1221
1222    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1223    mPortStatus[portIndex] = ENABLING;
1224
1225    status_t err =
1226        mOMX->send_command(mNode, OMX_CommandPortEnable, portIndex);
1227    CHECK_EQ(err, OK);
1228}
1229
1230void OMXCodec::fillOutputBuffers() {
1231    CHECK_EQ(mState, EXECUTING);
1232
1233    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1234    for (size_t i = 0; i < buffers->size(); ++i) {
1235        fillOutputBuffer(&buffers->editItemAt(i));
1236    }
1237}
1238
1239void OMXCodec::drainInputBuffers() {
1240    CHECK_EQ(mState, EXECUTING);
1241
1242    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1243    for (size_t i = 0; i < buffers->size(); ++i) {
1244        drainInputBuffer(&buffers->editItemAt(i));
1245    }
1246}
1247
1248void OMXCodec::drainInputBuffer(BufferInfo *info) {
1249    CHECK_EQ(info->mOwnedByComponent, false);
1250
1251    if (mSignalledEOS) {
1252        return;
1253    }
1254
1255    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1256        const CodecSpecificData *specific =
1257            mCodecSpecificData[mCodecSpecificDataIndex];
1258
1259        size_t size = specific->mSize;
1260
1261        if (!strcasecmp("video/avc", mMIME)
1262                && !(mQuirks & kWantsNALFragments)) {
1263            static const uint8_t kNALStartCode[4] =
1264                    { 0x00, 0x00, 0x00, 0x01 };
1265
1266            CHECK(info->mMem->size() >= specific->mSize + 4);
1267
1268            size += 4;
1269
1270            memcpy(info->mMem->pointer(), kNALStartCode, 4);
1271            memcpy((uint8_t *)info->mMem->pointer() + 4,
1272                   specific->mData, specific->mSize);
1273        } else {
1274            CHECK(info->mMem->size() >= specific->mSize);
1275            memcpy(info->mMem->pointer(), specific->mData, specific->mSize);
1276        }
1277
1278        mOMX->empty_buffer(
1279                mNode, info->mBuffer, 0, size,
1280                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1281                0);
1282
1283        info->mOwnedByComponent = true;
1284
1285        ++mCodecSpecificDataIndex;
1286        return;
1287    }
1288
1289    MediaBuffer *srcBuffer;
1290    status_t err;
1291    if (mSeekTimeUs >= 0) {
1292        MediaSource::ReadOptions options;
1293        options.setSeekTo(mSeekTimeUs);
1294        mSeekTimeUs = -1;
1295
1296        err = mSource->read(&srcBuffer, &options);
1297    } else {
1298        err = mSource->read(&srcBuffer);
1299    }
1300
1301    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1302    OMX_TICKS timestamp = 0;
1303    size_t srcLength = 0;
1304
1305    if (err != OK) {
1306        LOGV("signalling end of input stream.");
1307        flags |= OMX_BUFFERFLAG_EOS;
1308
1309        mSignalledEOS = true;
1310    } else {
1311        srcLength = srcBuffer->range_length();
1312
1313        if (info->mMem->size() < srcLength) {
1314            LOGE("info->mMem->size() = %d, srcLength = %d",
1315                 info->mMem->size(), srcLength);
1316        }
1317        CHECK(info->mMem->size() >= srcLength);
1318        memcpy(info->mMem->pointer(),
1319               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1320               srcLength);
1321
1322        int32_t units, scale;
1323        if (srcBuffer->meta_data()->findInt32(kKeyTimeUnits, &units)
1324            && srcBuffer->meta_data()->findInt32(kKeyTimeScale, &scale)) {
1325            timestamp = ((OMX_TICKS)units * 1000000) / scale;
1326
1327            LOGV("Calling empty_buffer on buffer %p (length %d)",
1328                 info->mBuffer, srcLength);
1329            LOGV("Calling empty_buffer with timestamp %lld us (%.2f secs)",
1330                 timestamp, timestamp / 1E6);
1331        }
1332    }
1333
1334    mOMX->empty_buffer(
1335            mNode, info->mBuffer, 0, srcLength,
1336            flags, timestamp);
1337
1338    info->mOwnedByComponent = true;
1339
1340    if (srcBuffer != NULL) {
1341        srcBuffer->release();
1342        srcBuffer = NULL;
1343    }
1344}
1345
1346void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1347    CHECK_EQ(info->mOwnedByComponent, false);
1348
1349    if (mNoMoreOutputData) {
1350        LOGV("There is no more output data available, not "
1351             "calling fillOutputBuffer");
1352        return;
1353    }
1354
1355    LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1356    mOMX->fill_buffer(mNode, info->mBuffer);
1357
1358    info->mOwnedByComponent = true;
1359}
1360
1361void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1362    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1363    for (size_t i = 0; i < buffers->size(); ++i) {
1364        if ((*buffers)[i].mBuffer == buffer) {
1365            drainInputBuffer(&buffers->editItemAt(i));
1366            return;
1367        }
1368    }
1369
1370    CHECK(!"should not be here.");
1371}
1372
1373void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1374    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1375    for (size_t i = 0; i < buffers->size(); ++i) {
1376        if ((*buffers)[i].mBuffer == buffer) {
1377            fillOutputBuffer(&buffers->editItemAt(i));
1378            return;
1379        }
1380    }
1381
1382    CHECK(!"should not be here.");
1383}
1384
1385void OMXCodec::setState(State newState) {
1386    mState = newState;
1387    mAsyncCompletion.signal();
1388
1389    // This may cause some spurious wakeups but is necessary to
1390    // unblock the reader if we enter ERROR state.
1391    mBufferFilled.signal();
1392}
1393
1394void OMXCodec::setAMRFormat() {
1395    if (!mIsEncoder) {
1396        OMX_AUDIO_PARAM_AMRTYPE def;
1397        def.nSize = sizeof(def);
1398        def.nVersion.s.nVersionMajor = 1;
1399        def.nVersion.s.nVersionMinor = 1;
1400        def.nPortIndex = kPortIndexInput;
1401
1402        status_t err =
1403            mOMX->get_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1404
1405        CHECK_EQ(err, OK);
1406
1407        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1408        def.eAMRBandMode = OMX_AUDIO_AMRBandModeNB0;
1409
1410        err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1411        CHECK_EQ(err, OK);
1412    }
1413
1414    ////////////////////////
1415
1416    if (mIsEncoder) {
1417        sp<MetaData> format = mSource->getFormat();
1418        int32_t sampleRate;
1419        int32_t numChannels;
1420        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1421        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1422
1423        OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1424        pcmParams.nSize = sizeof(pcmParams);
1425        pcmParams.nVersion.s.nVersionMajor = 1;
1426        pcmParams.nVersion.s.nVersionMinor = 1;
1427        pcmParams.nPortIndex = kPortIndexInput;
1428
1429        status_t err = mOMX->get_parameter(
1430                mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1431
1432        CHECK_EQ(err, OK);
1433
1434        pcmParams.nChannels = numChannels;
1435        pcmParams.eNumData = OMX_NumericalDataSigned;
1436        pcmParams.bInterleaved = OMX_TRUE;
1437        pcmParams.nBitPerSample = 16;
1438        pcmParams.nSamplingRate = sampleRate;
1439        pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1440
1441        if (numChannels == 1) {
1442            pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
1443        } else {
1444            CHECK_EQ(numChannels, 2);
1445
1446            pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
1447            pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
1448        }
1449
1450        err = mOMX->set_parameter(
1451                mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1452
1453        CHECK_EQ(err, OK);
1454    }
1455}
1456
1457void OMXCodec::setAACFormat() {
1458    OMX_AUDIO_PARAM_AACPROFILETYPE def;
1459    def.nSize = sizeof(def);
1460    def.nVersion.s.nVersionMajor = 1;
1461    def.nVersion.s.nVersionMinor = 1;
1462    def.nPortIndex = kPortIndexInput;
1463
1464    status_t err =
1465        mOMX->get_parameter(mNode, OMX_IndexParamAudioAac, &def, sizeof(def));
1466    CHECK_EQ(err, OK);
1467
1468    def.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
1469
1470    err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAac, &def, sizeof(def));
1471    CHECK_EQ(err, OK);
1472}
1473
1474void OMXCodec::setImageOutputFormat(
1475        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
1476    LOGV("setImageOutputFormat(%ld, %ld)", width, height);
1477
1478#if 0
1479    OMX_INDEXTYPE index;
1480    status_t err = mOMX->get_extension_index(
1481            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
1482    CHECK_EQ(err, OK);
1483
1484    err = mOMX->set_config(mNode, index, &format, sizeof(format));
1485    CHECK_EQ(err, OK);
1486#endif
1487
1488    OMX_PARAM_PORTDEFINITIONTYPE def;
1489    def.nSize = sizeof(def);
1490    def.nVersion.s.nVersionMajor = 1;
1491    def.nVersion.s.nVersionMinor = 1;
1492    def.nPortIndex = kPortIndexOutput;
1493
1494    status_t err = mOMX->get_parameter(
1495            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1496    CHECK_EQ(err, OK);
1497
1498    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1499
1500    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1501
1502    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
1503    imageDef->eColorFormat = format;
1504    imageDef->nFrameWidth = width;
1505    imageDef->nFrameHeight = height;
1506
1507    switch (format) {
1508        case OMX_COLOR_FormatYUV420PackedPlanar:
1509        case OMX_COLOR_FormatYUV411Planar:
1510        {
1511            def.nBufferSize = (width * height * 3) / 2;
1512            break;
1513        }
1514
1515        case OMX_COLOR_FormatCbYCrY:
1516        {
1517            def.nBufferSize = width * height * 2;
1518            break;
1519        }
1520
1521        case OMX_COLOR_Format32bitARGB8888:
1522        {
1523            def.nBufferSize = width * height * 4;
1524            break;
1525        }
1526
1527        default:
1528            CHECK(!"Should not be here. Unknown color format.");
1529            break;
1530    }
1531
1532    def.nBufferCountActual = def.nBufferCountMin;
1533
1534    err = mOMX->set_parameter(
1535            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1536    CHECK_EQ(err, OK);
1537}
1538
1539void OMXCodec::setJPEGInputFormat(
1540        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
1541    OMX_PARAM_PORTDEFINITIONTYPE def;
1542    def.nSize = sizeof(def);
1543    def.nVersion.s.nVersionMajor = 1;
1544    def.nVersion.s.nVersionMinor = 1;
1545    def.nPortIndex = kPortIndexInput;
1546
1547    status_t err = mOMX->get_parameter(
1548            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1549    CHECK_EQ(err, OK);
1550
1551    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1552    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1553
1554    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
1555    imageDef->nFrameWidth = width;
1556    imageDef->nFrameHeight = height;
1557
1558    def.nBufferSize = compressedSize;
1559    def.nBufferCountActual = def.nBufferCountMin;
1560
1561    err = mOMX->set_parameter(
1562            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1563    CHECK_EQ(err, OK);
1564}
1565
1566void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
1567    CodecSpecificData *specific =
1568        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
1569
1570    specific->mSize = size;
1571    memcpy(specific->mData, data, size);
1572
1573    mCodecSpecificData.push(specific);
1574}
1575
1576void OMXCodec::clearCodecSpecificData() {
1577    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
1578        free(mCodecSpecificData.editItemAt(i));
1579    }
1580    mCodecSpecificData.clear();
1581    mCodecSpecificDataIndex = 0;
1582}
1583
1584status_t OMXCodec::start(MetaData *) {
1585    if (mState != LOADED) {
1586        return UNKNOWN_ERROR;
1587    }
1588
1589    sp<MetaData> params = new MetaData;
1590    if (mQuirks & kWantsNALFragments) {
1591        params->setInt32(kKeyWantsNALFragments, true);
1592    }
1593    status_t err = mSource->start(params.get());
1594
1595    if (err != OK) {
1596        return err;
1597    }
1598
1599    mCodecSpecificDataIndex = 0;
1600    mSignalledEOS = false;
1601    mNoMoreOutputData = false;
1602    mSeekTimeUs = -1;
1603    mFilledBuffers.clear();
1604
1605    return init();
1606}
1607
1608status_t OMXCodec::stop() {
1609    LOGV("stop");
1610
1611    Mutex::Autolock autoLock(mLock);
1612
1613    while (isIntermediateState(mState)) {
1614        mAsyncCompletion.wait(mLock);
1615    }
1616
1617    switch (mState) {
1618        case LOADED:
1619        case ERROR:
1620            break;
1621
1622        case EXECUTING:
1623        {
1624            setState(EXECUTING_TO_IDLE);
1625
1626            mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1627            mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1628
1629            status_t err =
1630                mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1631            CHECK_EQ(err, OK);
1632
1633            while (mState != LOADED && mState != ERROR) {
1634                mAsyncCompletion.wait(mLock);
1635            }
1636
1637            break;
1638        }
1639
1640        default:
1641        {
1642            CHECK(!"should not be here.");
1643            break;
1644        }
1645    }
1646
1647    mSource->stop();
1648
1649    return OK;
1650}
1651
1652sp<MetaData> OMXCodec::getFormat() {
1653    return mOutputFormat;
1654}
1655
1656status_t OMXCodec::read(
1657        MediaBuffer **buffer, const ReadOptions *options) {
1658    *buffer = NULL;
1659
1660    Mutex::Autolock autoLock(mLock);
1661
1662    if (mState != EXECUTING && mState != RECONFIGURING) {
1663        return UNKNOWN_ERROR;
1664    }
1665
1666    int64_t seekTimeUs;
1667    if (options && options->getSeekTo(&seekTimeUs)) {
1668        LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
1669
1670        mSignalledEOS = false;
1671        mNoMoreOutputData = false;
1672
1673        CHECK(seekTimeUs >= 0);
1674        mSeekTimeUs = seekTimeUs;
1675
1676        mFilledBuffers.clear();
1677
1678        CHECK_EQ(mState, EXECUTING);
1679
1680        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
1681        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
1682
1683        if (emulateInputFlushCompletion) {
1684            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1685        }
1686
1687        if (emulateOutputFlushCompletion) {
1688            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1689        }
1690    }
1691
1692    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
1693        mBufferFilled.wait(mLock);
1694    }
1695
1696    if (mState == ERROR) {
1697        return UNKNOWN_ERROR;
1698    }
1699
1700    if (mFilledBuffers.empty()) {
1701        return ERROR_END_OF_STREAM;
1702    }
1703
1704    size_t index = *mFilledBuffers.begin();
1705    mFilledBuffers.erase(mFilledBuffers.begin());
1706
1707    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
1708    info->mMediaBuffer->add_ref();
1709    *buffer = info->mMediaBuffer;
1710
1711    return OK;
1712}
1713
1714void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
1715    Mutex::Autolock autoLock(mLock);
1716
1717    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1718    for (size_t i = 0; i < buffers->size(); ++i) {
1719        BufferInfo *info = &buffers->editItemAt(i);
1720
1721        if (info->mMediaBuffer == buffer) {
1722            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1723            fillOutputBuffer(info);
1724            return;
1725        }
1726    }
1727
1728    CHECK(!"should not be here.");
1729}
1730
1731static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
1732    static const char *kNames[] = {
1733        "OMX_IMAGE_CodingUnused",
1734        "OMX_IMAGE_CodingAutoDetect",
1735        "OMX_IMAGE_CodingJPEG",
1736        "OMX_IMAGE_CodingJPEG2K",
1737        "OMX_IMAGE_CodingEXIF",
1738        "OMX_IMAGE_CodingTIFF",
1739        "OMX_IMAGE_CodingGIF",
1740        "OMX_IMAGE_CodingPNG",
1741        "OMX_IMAGE_CodingLZW",
1742        "OMX_IMAGE_CodingBMP",
1743    };
1744
1745    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1746
1747    if (type < 0 || (size_t)type >= numNames) {
1748        return "UNKNOWN";
1749    } else {
1750        return kNames[type];
1751    }
1752}
1753
1754static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
1755    static const char *kNames[] = {
1756        "OMX_COLOR_FormatUnused",
1757        "OMX_COLOR_FormatMonochrome",
1758        "OMX_COLOR_Format8bitRGB332",
1759        "OMX_COLOR_Format12bitRGB444",
1760        "OMX_COLOR_Format16bitARGB4444",
1761        "OMX_COLOR_Format16bitARGB1555",
1762        "OMX_COLOR_Format16bitRGB565",
1763        "OMX_COLOR_Format16bitBGR565",
1764        "OMX_COLOR_Format18bitRGB666",
1765        "OMX_COLOR_Format18bitARGB1665",
1766        "OMX_COLOR_Format19bitARGB1666",
1767        "OMX_COLOR_Format24bitRGB888",
1768        "OMX_COLOR_Format24bitBGR888",
1769        "OMX_COLOR_Format24bitARGB1887",
1770        "OMX_COLOR_Format25bitARGB1888",
1771        "OMX_COLOR_Format32bitBGRA8888",
1772        "OMX_COLOR_Format32bitARGB8888",
1773        "OMX_COLOR_FormatYUV411Planar",
1774        "OMX_COLOR_FormatYUV411PackedPlanar",
1775        "OMX_COLOR_FormatYUV420Planar",
1776        "OMX_COLOR_FormatYUV420PackedPlanar",
1777        "OMX_COLOR_FormatYUV420SemiPlanar",
1778        "OMX_COLOR_FormatYUV422Planar",
1779        "OMX_COLOR_FormatYUV422PackedPlanar",
1780        "OMX_COLOR_FormatYUV422SemiPlanar",
1781        "OMX_COLOR_FormatYCbYCr",
1782        "OMX_COLOR_FormatYCrYCb",
1783        "OMX_COLOR_FormatCbYCrY",
1784        "OMX_COLOR_FormatCrYCbY",
1785        "OMX_COLOR_FormatYUV444Interleaved",
1786        "OMX_COLOR_FormatRawBayer8bit",
1787        "OMX_COLOR_FormatRawBayer10bit",
1788        "OMX_COLOR_FormatRawBayer8bitcompressed",
1789        "OMX_COLOR_FormatL2",
1790        "OMX_COLOR_FormatL4",
1791        "OMX_COLOR_FormatL8",
1792        "OMX_COLOR_FormatL16",
1793        "OMX_COLOR_FormatL24",
1794        "OMX_COLOR_FormatL32",
1795        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
1796        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
1797        "OMX_COLOR_Format18BitBGR666",
1798        "OMX_COLOR_Format24BitARGB6666",
1799        "OMX_COLOR_Format24BitABGR6666",
1800    };
1801
1802    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1803
1804    static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
1805
1806    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
1807        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
1808    } else if (type < 0 || (size_t)type >= numNames) {
1809        return "UNKNOWN";
1810    } else {
1811        return kNames[type];
1812    }
1813}
1814
1815static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
1816    static const char *kNames[] = {
1817        "OMX_VIDEO_CodingUnused",
1818        "OMX_VIDEO_CodingAutoDetect",
1819        "OMX_VIDEO_CodingMPEG2",
1820        "OMX_VIDEO_CodingH263",
1821        "OMX_VIDEO_CodingMPEG4",
1822        "OMX_VIDEO_CodingWMV",
1823        "OMX_VIDEO_CodingRV",
1824        "OMX_VIDEO_CodingAVC",
1825        "OMX_VIDEO_CodingMJPEG",
1826    };
1827
1828    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1829
1830    if (type < 0 || (size_t)type >= numNames) {
1831        return "UNKNOWN";
1832    } else {
1833        return kNames[type];
1834    }
1835}
1836
1837static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
1838    static const char *kNames[] = {
1839        "OMX_AUDIO_CodingUnused",
1840        "OMX_AUDIO_CodingAutoDetect",
1841        "OMX_AUDIO_CodingPCM",
1842        "OMX_AUDIO_CodingADPCM",
1843        "OMX_AUDIO_CodingAMR",
1844        "OMX_AUDIO_CodingGSMFR",
1845        "OMX_AUDIO_CodingGSMEFR",
1846        "OMX_AUDIO_CodingGSMHR",
1847        "OMX_AUDIO_CodingPDCFR",
1848        "OMX_AUDIO_CodingPDCEFR",
1849        "OMX_AUDIO_CodingPDCHR",
1850        "OMX_AUDIO_CodingTDMAFR",
1851        "OMX_AUDIO_CodingTDMAEFR",
1852        "OMX_AUDIO_CodingQCELP8",
1853        "OMX_AUDIO_CodingQCELP13",
1854        "OMX_AUDIO_CodingEVRC",
1855        "OMX_AUDIO_CodingSMV",
1856        "OMX_AUDIO_CodingG711",
1857        "OMX_AUDIO_CodingG723",
1858        "OMX_AUDIO_CodingG726",
1859        "OMX_AUDIO_CodingG729",
1860        "OMX_AUDIO_CodingAAC",
1861        "OMX_AUDIO_CodingMP3",
1862        "OMX_AUDIO_CodingSBC",
1863        "OMX_AUDIO_CodingVORBIS",
1864        "OMX_AUDIO_CodingWMA",
1865        "OMX_AUDIO_CodingRA",
1866        "OMX_AUDIO_CodingMIDI",
1867    };
1868
1869    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1870
1871    if (type < 0 || (size_t)type >= numNames) {
1872        return "UNKNOWN";
1873    } else {
1874        return kNames[type];
1875    }
1876}
1877
1878static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
1879    static const char *kNames[] = {
1880        "OMX_AUDIO_PCMModeLinear",
1881        "OMX_AUDIO_PCMModeALaw",
1882        "OMX_AUDIO_PCMModeMULaw",
1883    };
1884
1885    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1886
1887    if (type < 0 || (size_t)type >= numNames) {
1888        return "UNKNOWN";
1889    } else {
1890        return kNames[type];
1891    }
1892}
1893
1894
1895void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
1896    OMX_PARAM_PORTDEFINITIONTYPE def;
1897    def.nSize = sizeof(def);
1898    def.nVersion.s.nVersionMajor = 1;
1899    def.nVersion.s.nVersionMinor = 1;
1900    def.nPortIndex = portIndex;
1901
1902    status_t err = mOMX->get_parameter(
1903            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1904    CHECK_EQ(err, OK);
1905
1906    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
1907
1908    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
1909          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
1910
1911    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
1912    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
1913    printf("  nBufferSize = %ld\n", def.nBufferSize);
1914
1915    switch (def.eDomain) {
1916        case OMX_PortDomainImage:
1917        {
1918            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1919
1920            printf("\n");
1921            printf("  // Image\n");
1922            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
1923            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
1924            printf("  nStride = %ld\n", imageDef->nStride);
1925
1926            printf("  eCompressionFormat = %s\n",
1927                   imageCompressionFormatString(imageDef->eCompressionFormat));
1928
1929            printf("  eColorFormat = %s\n",
1930                   colorFormatString(imageDef->eColorFormat));
1931
1932            break;
1933        }
1934
1935        case OMX_PortDomainVideo:
1936        {
1937            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
1938
1939            printf("\n");
1940            printf("  // Video\n");
1941            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
1942            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
1943            printf("  nStride = %ld\n", videoDef->nStride);
1944
1945            printf("  eCompressionFormat = %s\n",
1946                   videoCompressionFormatString(videoDef->eCompressionFormat));
1947
1948            printf("  eColorFormat = %s\n",
1949                   colorFormatString(videoDef->eColorFormat));
1950
1951            break;
1952        }
1953
1954        case OMX_PortDomainAudio:
1955        {
1956            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
1957
1958            printf("\n");
1959            printf("  // Audio\n");
1960            printf("  eEncoding = %s\n",
1961                   audioCodingTypeString(audioDef->eEncoding));
1962
1963            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
1964                OMX_AUDIO_PARAM_PCMMODETYPE params;
1965                params.nSize = sizeof(params);
1966                params.nVersion.s.nVersionMajor = 1;
1967                params.nVersion.s.nVersionMinor = 1;
1968                params.nPortIndex = portIndex;
1969
1970                err = mOMX->get_parameter(
1971                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
1972                CHECK_EQ(err, OK);
1973
1974                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
1975                printf("  nChannels = %ld\n", params.nChannels);
1976                printf("  bInterleaved = %d\n", params.bInterleaved);
1977                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
1978
1979                printf("  eNumData = %s\n",
1980                       params.eNumData == OMX_NumericalDataSigned
1981                        ? "signed" : "unsigned");
1982
1983                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
1984            }
1985
1986            break;
1987        }
1988
1989        default:
1990        {
1991            printf("  // Unknown\n");
1992            break;
1993        }
1994    }
1995
1996    printf("}\n");
1997}
1998
1999void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2000    mOutputFormat = new MetaData;
2001    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2002
2003    OMX_PARAM_PORTDEFINITIONTYPE def;
2004    def.nSize = sizeof(def);
2005    def.nVersion.s.nVersionMajor = 1;
2006    def.nVersion.s.nVersionMinor = 1;
2007    def.nPortIndex = kPortIndexOutput;
2008
2009    status_t err = mOMX->get_parameter(
2010            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2011    CHECK_EQ(err, OK);
2012
2013    switch (def.eDomain) {
2014        case OMX_PortDomainImage:
2015        {
2016            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2017            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2018
2019            mOutputFormat->setCString(kKeyMIMEType, "image/raw");
2020            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2021            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2022            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2023            break;
2024        }
2025
2026        case OMX_PortDomainAudio:
2027        {
2028            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2029
2030            CHECK_EQ(audio_def->eEncoding, OMX_AUDIO_CodingPCM);
2031
2032            OMX_AUDIO_PARAM_PCMMODETYPE params;
2033            params.nSize = sizeof(params);
2034            params.nVersion.s.nVersionMajor = 1;
2035            params.nVersion.s.nVersionMinor = 1;
2036            params.nPortIndex = kPortIndexOutput;
2037
2038            err = mOMX->get_parameter(
2039                    mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2040            CHECK_EQ(err, OK);
2041
2042            CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2043            CHECK_EQ(params.nBitPerSample, 16);
2044            CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2045
2046            int32_t numChannels, sampleRate;
2047            inputFormat->findInt32(kKeyChannelCount, &numChannels);
2048            inputFormat->findInt32(kKeySampleRate, &sampleRate);
2049
2050            mOutputFormat->setCString(kKeyMIMEType, "audio/raw");
2051            mOutputFormat->setInt32(kKeyChannelCount, numChannels);
2052            mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2053            break;
2054        }
2055
2056        case OMX_PortDomainVideo:
2057        {
2058            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2059
2060            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2061                mOutputFormat->setCString(kKeyMIMEType, "video/raw");
2062            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2063                mOutputFormat->setCString(kKeyMIMEType, "video/mp4v-es");
2064            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2065                mOutputFormat->setCString(kKeyMIMEType, "video/3gpp");
2066            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2067                mOutputFormat->setCString(kKeyMIMEType, "video/avc");
2068            } else {
2069                CHECK(!"Unknown compression format.");
2070            }
2071
2072            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2073                // This component appears to be lying to me.
2074                mOutputFormat->setInt32(
2075                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2076                mOutputFormat->setInt32(
2077                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2078            } else {
2079                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2080                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2081            }
2082
2083            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2084            break;
2085        }
2086
2087        default:
2088        {
2089            CHECK(!"should not be here, neither audio nor video.");
2090            break;
2091        }
2092    }
2093}
2094
2095}  // namespace android
2096