OMXCodec.cpp revision ea7d15629752256f6ea1d5c6ea796e59aefd030f 
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 (flags & OMX_BUFFERFLAG_EOS) {
861                LOGV("No more output data.");
862                mNoMoreOutputData = true;
863                mBufferFilled.signal();
864            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
865                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
866
867                MediaBuffer *buffer = info->mMediaBuffer;
868
869                buffer->set_range(
870                        msg.u.extended_buffer_data.range_offset,
871                        msg.u.extended_buffer_data.range_length);
872
873                buffer->meta_data()->clear();
874
875                buffer->meta_data()->setInt32(
876                        kKeyTimeUnits,
877                        (msg.u.extended_buffer_data.timestamp + 500) / 1000);
878
879                buffer->meta_data()->setInt32(
880                        kKeyTimeScale, 1000);
881
882                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
883                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
884                }
885
886                buffer->meta_data()->setPointer(
887                        kKeyPlatformPrivate,
888                        msg.u.extended_buffer_data.platform_private);
889
890                buffer->meta_data()->setPointer(
891                        kKeyBufferID,
892                        msg.u.extended_buffer_data.buffer);
893
894                mFilledBuffers.push_back(i);
895                mBufferFilled.signal();
896            }
897
898            break;
899        }
900
901        default:
902        {
903            CHECK(!"should not be here.");
904            break;
905        }
906    }
907}
908
909void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
910    switch (event) {
911        case OMX_EventCmdComplete:
912        {
913            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
914            break;
915        }
916
917        case OMX_EventError:
918        {
919            LOGE("ERROR(%ld, %ld)", data1, data2);
920
921            setState(ERROR);
922            break;
923        }
924
925        case OMX_EventPortSettingsChanged:
926        {
927            onPortSettingsChanged(data1);
928            break;
929        }
930
931        case OMX_EventBufferFlag:
932        {
933            LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
934
935            if (data1 == kPortIndexOutput) {
936                mNoMoreOutputData = true;
937            }
938            break;
939        }
940
941        default:
942        {
943            LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
944            break;
945        }
946    }
947}
948
949void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
950    switch (cmd) {
951        case OMX_CommandStateSet:
952        {
953            onStateChange((OMX_STATETYPE)data);
954            break;
955        }
956
957        case OMX_CommandPortDisable:
958        {
959            OMX_U32 portIndex = data;
960            LOGV("PORT_DISABLED(%ld)", portIndex);
961
962            CHECK(mState == EXECUTING || mState == RECONFIGURING);
963            CHECK_EQ(mPortStatus[portIndex], DISABLING);
964            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
965
966            mPortStatus[portIndex] = DISABLED;
967
968            if (mState == RECONFIGURING) {
969                CHECK_EQ(portIndex, kPortIndexOutput);
970
971                enablePortAsync(portIndex);
972
973                status_t err = allocateBuffersOnPort(portIndex);
974                CHECK_EQ(err, OK);
975            }
976            break;
977        }
978
979        case OMX_CommandPortEnable:
980        {
981            OMX_U32 portIndex = data;
982            LOGV("PORT_ENABLED(%ld)", portIndex);
983
984            CHECK(mState == EXECUTING || mState == RECONFIGURING);
985            CHECK_EQ(mPortStatus[portIndex], ENABLING);
986
987            mPortStatus[portIndex] = ENABLED;
988
989            if (mState == RECONFIGURING) {
990                CHECK_EQ(portIndex, kPortIndexOutput);
991
992                setState(EXECUTING);
993
994                fillOutputBuffers();
995            }
996            break;
997        }
998
999        case OMX_CommandFlush:
1000        {
1001            OMX_U32 portIndex = data;
1002
1003            LOGV("FLUSH_DONE(%ld)", portIndex);
1004
1005            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1006            mPortStatus[portIndex] = ENABLED;
1007
1008            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1009                     mPortBuffers[portIndex].size());
1010
1011            if (mState == RECONFIGURING) {
1012                CHECK_EQ(portIndex, kPortIndexOutput);
1013
1014                disablePortAsync(portIndex);
1015            } else {
1016                // We're flushing both ports in preparation for seeking.
1017
1018                if (mPortStatus[kPortIndexInput] == ENABLED
1019                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1020                    LOGV("Finished flushing both ports, now continuing from"
1021                         " seek-time.");
1022
1023                    drainInputBuffers();
1024                    fillOutputBuffers();
1025                }
1026            }
1027
1028            break;
1029        }
1030
1031        default:
1032        {
1033            LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1034            break;
1035        }
1036    }
1037}
1038
1039void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1040    switch (newState) {
1041        case OMX_StateIdle:
1042        {
1043            LOGV("Now Idle.");
1044            if (mState == LOADED_TO_IDLE) {
1045                status_t err = mOMX->send_command(
1046                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1047
1048                CHECK_EQ(err, OK);
1049
1050                setState(IDLE_TO_EXECUTING);
1051            } else {
1052                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1053
1054                CHECK_EQ(
1055                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1056                    mPortBuffers[kPortIndexInput].size());
1057
1058                CHECK_EQ(
1059                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1060                    mPortBuffers[kPortIndexOutput].size());
1061
1062                status_t err = mOMX->send_command(
1063                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1064
1065                CHECK_EQ(err, OK);
1066
1067                err = freeBuffersOnPort(kPortIndexInput);
1068                CHECK_EQ(err, OK);
1069
1070                err = freeBuffersOnPort(kPortIndexOutput);
1071                CHECK_EQ(err, OK);
1072
1073                mPortStatus[kPortIndexInput] = ENABLED;
1074                mPortStatus[kPortIndexOutput] = ENABLED;
1075
1076                setState(IDLE_TO_LOADED);
1077            }
1078            break;
1079        }
1080
1081        case OMX_StateExecuting:
1082        {
1083            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1084
1085            LOGV("Now Executing.");
1086
1087            setState(EXECUTING);
1088
1089            drainInputBuffers();
1090            fillOutputBuffers();
1091            break;
1092        }
1093
1094        case OMX_StateLoaded:
1095        {
1096            CHECK_EQ(mState, IDLE_TO_LOADED);
1097
1098            LOGV("Now Loaded.");
1099
1100            setState(LOADED);
1101            break;
1102        }
1103
1104        default:
1105        {
1106            CHECK(!"should not be here.");
1107            break;
1108        }
1109    }
1110}
1111
1112// static
1113size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1114    size_t n = 0;
1115    for (size_t i = 0; i < buffers.size(); ++i) {
1116        if (!buffers[i].mOwnedByComponent) {
1117            ++n;
1118        }
1119    }
1120
1121    return n;
1122}
1123
1124status_t OMXCodec::freeBuffersOnPort(
1125        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1126    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1127
1128    status_t stickyErr = OK;
1129
1130    for (size_t i = buffers->size(); i-- > 0;) {
1131        BufferInfo *info = &buffers->editItemAt(i);
1132
1133        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1134            continue;
1135        }
1136
1137        CHECK_EQ(info->mOwnedByComponent, false);
1138
1139        status_t err =
1140            mOMX->free_buffer(mNode, portIndex, info->mBuffer);
1141
1142        if (err != OK) {
1143            stickyErr = err;
1144        }
1145
1146        if (info->mMediaBuffer != NULL) {
1147            info->mMediaBuffer->setObserver(NULL);
1148
1149            // Make sure nobody but us owns this buffer at this point.
1150            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1151
1152            info->mMediaBuffer->release();
1153        }
1154
1155        buffers->removeAt(i);
1156    }
1157
1158    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1159
1160    return stickyErr;
1161}
1162
1163void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1164    LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1165
1166    CHECK_EQ(mState, EXECUTING);
1167    CHECK_EQ(portIndex, kPortIndexOutput);
1168    setState(RECONFIGURING);
1169
1170    if (mQuirks & kNeedsFlushBeforeDisable) {
1171        if (!flushPortAsync(portIndex)) {
1172            onCmdComplete(OMX_CommandFlush, portIndex);
1173        }
1174    } else {
1175        disablePortAsync(portIndex);
1176    }
1177}
1178
1179bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1180    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1181
1182    LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1183         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1184         mPortBuffers[portIndex].size());
1185
1186    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1187    mPortStatus[portIndex] = SHUTTING_DOWN;
1188
1189    if ((mQuirks & kRequiresFlushCompleteEmulation)
1190        && countBuffersWeOwn(mPortBuffers[portIndex])
1191                == mPortBuffers[portIndex].size()) {
1192        // No flush is necessary and this component fails to send a
1193        // flush-complete event in this case.
1194
1195        return false;
1196    }
1197
1198    status_t err =
1199        mOMX->send_command(mNode, OMX_CommandFlush, portIndex);
1200    CHECK_EQ(err, OK);
1201
1202    return true;
1203}
1204
1205void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1206    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1207
1208    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1209    mPortStatus[portIndex] = DISABLING;
1210
1211    status_t err =
1212        mOMX->send_command(mNode, OMX_CommandPortDisable, portIndex);
1213    CHECK_EQ(err, OK);
1214
1215    freeBuffersOnPort(portIndex, true);
1216}
1217
1218void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1219    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1220
1221    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1222    mPortStatus[portIndex] = ENABLING;
1223
1224    status_t err =
1225        mOMX->send_command(mNode, OMX_CommandPortEnable, portIndex);
1226    CHECK_EQ(err, OK);
1227}
1228
1229void OMXCodec::fillOutputBuffers() {
1230    CHECK_EQ(mState, EXECUTING);
1231
1232    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1233    for (size_t i = 0; i < buffers->size(); ++i) {
1234        fillOutputBuffer(&buffers->editItemAt(i));
1235    }
1236}
1237
1238void OMXCodec::drainInputBuffers() {
1239    CHECK_EQ(mState, EXECUTING);
1240
1241    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1242    for (size_t i = 0; i < buffers->size(); ++i) {
1243        drainInputBuffer(&buffers->editItemAt(i));
1244    }
1245}
1246
1247void OMXCodec::drainInputBuffer(BufferInfo *info) {
1248    CHECK_EQ(info->mOwnedByComponent, false);
1249
1250    if (mSignalledEOS) {
1251        return;
1252    }
1253
1254    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1255        const CodecSpecificData *specific =
1256            mCodecSpecificData[mCodecSpecificDataIndex];
1257
1258        size_t size = specific->mSize;
1259
1260        if (!strcasecmp("video/avc", mMIME)
1261                && !(mQuirks & kWantsNALFragments)) {
1262            static const uint8_t kNALStartCode[4] =
1263                    { 0x00, 0x00, 0x00, 0x01 };
1264
1265            CHECK(info->mMem->size() >= specific->mSize + 4);
1266
1267            size += 4;
1268
1269            memcpy(info->mMem->pointer(), kNALStartCode, 4);
1270            memcpy((uint8_t *)info->mMem->pointer() + 4,
1271                   specific->mData, specific->mSize);
1272        } else {
1273            CHECK(info->mMem->size() >= specific->mSize);
1274            memcpy(info->mMem->pointer(), specific->mData, specific->mSize);
1275        }
1276
1277        mOMX->empty_buffer(
1278                mNode, info->mBuffer, 0, size,
1279                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1280                0);
1281
1282        info->mOwnedByComponent = true;
1283
1284        ++mCodecSpecificDataIndex;
1285        return;
1286    }
1287
1288    MediaBuffer *srcBuffer;
1289    status_t err;
1290    if (mSeekTimeUs >= 0) {
1291        MediaSource::ReadOptions options;
1292        options.setSeekTo(mSeekTimeUs);
1293        mSeekTimeUs = -1;
1294
1295        err = mSource->read(&srcBuffer, &options);
1296    } else {
1297        err = mSource->read(&srcBuffer);
1298    }
1299
1300    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1301    OMX_TICKS timestamp = 0;
1302    size_t srcLength = 0;
1303
1304    if (err != OK) {
1305        LOGV("signalling end of input stream.");
1306        flags |= OMX_BUFFERFLAG_EOS;
1307
1308        mSignalledEOS = true;
1309    } else {
1310        srcLength = srcBuffer->range_length();
1311
1312        if (info->mMem->size() < srcLength) {
1313            LOGE("info->mMem->size() = %d, srcLength = %d",
1314                 info->mMem->size(), srcLength);
1315        }
1316        CHECK(info->mMem->size() >= srcLength);
1317        memcpy(info->mMem->pointer(),
1318               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1319               srcLength);
1320
1321        int32_t units, scale;
1322        if (srcBuffer->meta_data()->findInt32(kKeyTimeUnits, &units)
1323            && srcBuffer->meta_data()->findInt32(kKeyTimeScale, &scale)) {
1324            timestamp = ((OMX_TICKS)units * 1000000) / scale;
1325
1326            LOGV("Calling empty_buffer on buffer %p (length %d)",
1327                 info->mBuffer, srcLength);
1328            LOGV("Calling empty_buffer with timestamp %lld us (%.2f secs)",
1329                 timestamp, timestamp / 1E6);
1330        }
1331    }
1332
1333    mOMX->empty_buffer(
1334            mNode, info->mBuffer, 0, srcLength,
1335            flags, timestamp);
1336
1337    info->mOwnedByComponent = true;
1338
1339    if (srcBuffer != NULL) {
1340        srcBuffer->release();
1341        srcBuffer = NULL;
1342    }
1343}
1344
1345void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1346    CHECK_EQ(info->mOwnedByComponent, false);
1347
1348    if (mNoMoreOutputData) {
1349        LOGV("There is no more output data available, not "
1350             "calling fillOutputBuffer");
1351        return;
1352    }
1353
1354    LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1355    mOMX->fill_buffer(mNode, info->mBuffer);
1356
1357    info->mOwnedByComponent = true;
1358}
1359
1360void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1361    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1362    for (size_t i = 0; i < buffers->size(); ++i) {
1363        if ((*buffers)[i].mBuffer == buffer) {
1364            drainInputBuffer(&buffers->editItemAt(i));
1365            return;
1366        }
1367    }
1368
1369    CHECK(!"should not be here.");
1370}
1371
1372void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1373    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1374    for (size_t i = 0; i < buffers->size(); ++i) {
1375        if ((*buffers)[i].mBuffer == buffer) {
1376            fillOutputBuffer(&buffers->editItemAt(i));
1377            return;
1378        }
1379    }
1380
1381    CHECK(!"should not be here.");
1382}
1383
1384void OMXCodec::setState(State newState) {
1385    mState = newState;
1386    mAsyncCompletion.signal();
1387
1388    // This may cause some spurious wakeups but is necessary to
1389    // unblock the reader if we enter ERROR state.
1390    mBufferFilled.signal();
1391}
1392
1393void OMXCodec::setAMRFormat() {
1394    if (!mIsEncoder) {
1395        OMX_AUDIO_PARAM_AMRTYPE def;
1396        def.nSize = sizeof(def);
1397        def.nVersion.s.nVersionMajor = 1;
1398        def.nVersion.s.nVersionMinor = 1;
1399        def.nPortIndex = kPortIndexInput;
1400
1401        status_t err =
1402            mOMX->get_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1403
1404        CHECK_EQ(err, OK);
1405
1406        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1407        def.eAMRBandMode = OMX_AUDIO_AMRBandModeNB0;
1408
1409        err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1410        CHECK_EQ(err, OK);
1411    }
1412
1413    ////////////////////////
1414
1415    if (mIsEncoder) {
1416        sp<MetaData> format = mSource->getFormat();
1417        int32_t sampleRate;
1418        int32_t numChannels;
1419        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1420        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1421
1422        OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1423        pcmParams.nSize = sizeof(pcmParams);
1424        pcmParams.nVersion.s.nVersionMajor = 1;
1425        pcmParams.nVersion.s.nVersionMinor = 1;
1426        pcmParams.nPortIndex = kPortIndexInput;
1427
1428        status_t err = mOMX->get_parameter(
1429                mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1430
1431        CHECK_EQ(err, OK);
1432
1433        pcmParams.nChannels = numChannels;
1434        pcmParams.eNumData = OMX_NumericalDataSigned;
1435        pcmParams.bInterleaved = OMX_TRUE;
1436        pcmParams.nBitPerSample = 16;
1437        pcmParams.nSamplingRate = sampleRate;
1438        pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1439
1440        if (numChannels == 1) {
1441            pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
1442        } else {
1443            CHECK_EQ(numChannels, 2);
1444
1445            pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
1446            pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
1447        }
1448
1449        err = mOMX->set_parameter(
1450                mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1451
1452        CHECK_EQ(err, OK);
1453    }
1454}
1455
1456void OMXCodec::setAACFormat() {
1457    OMX_AUDIO_PARAM_AACPROFILETYPE def;
1458    def.nSize = sizeof(def);
1459    def.nVersion.s.nVersionMajor = 1;
1460    def.nVersion.s.nVersionMinor = 1;
1461    def.nPortIndex = kPortIndexInput;
1462
1463    status_t err =
1464        mOMX->get_parameter(mNode, OMX_IndexParamAudioAac, &def, sizeof(def));
1465    CHECK_EQ(err, OK);
1466
1467    def.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
1468
1469    err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAac, &def, sizeof(def));
1470    CHECK_EQ(err, OK);
1471}
1472
1473void OMXCodec::setImageOutputFormat(
1474        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
1475    LOGV("setImageOutputFormat(%ld, %ld)", width, height);
1476
1477#if 0
1478    OMX_INDEXTYPE index;
1479    status_t err = mOMX->get_extension_index(
1480            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
1481    CHECK_EQ(err, OK);
1482
1483    err = mOMX->set_config(mNode, index, &format, sizeof(format));
1484    CHECK_EQ(err, OK);
1485#endif
1486
1487    OMX_PARAM_PORTDEFINITIONTYPE def;
1488    def.nSize = sizeof(def);
1489    def.nVersion.s.nVersionMajor = 1;
1490    def.nVersion.s.nVersionMinor = 1;
1491    def.nPortIndex = kPortIndexOutput;
1492
1493    status_t err = mOMX->get_parameter(
1494            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1495    CHECK_EQ(err, OK);
1496
1497    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1498
1499    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1500
1501    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
1502    imageDef->eColorFormat = format;
1503    imageDef->nFrameWidth = width;
1504    imageDef->nFrameHeight = height;
1505
1506    switch (format) {
1507        case OMX_COLOR_FormatYUV420PackedPlanar:
1508        case OMX_COLOR_FormatYUV411Planar:
1509        {
1510            def.nBufferSize = (width * height * 3) / 2;
1511            break;
1512        }
1513
1514        case OMX_COLOR_FormatCbYCrY:
1515        {
1516            def.nBufferSize = width * height * 2;
1517            break;
1518        }
1519
1520        case OMX_COLOR_Format32bitARGB8888:
1521        {
1522            def.nBufferSize = width * height * 4;
1523            break;
1524        }
1525
1526        default:
1527            CHECK(!"Should not be here. Unknown color format.");
1528            break;
1529    }
1530
1531    def.nBufferCountActual = def.nBufferCountMin;
1532
1533    err = mOMX->set_parameter(
1534            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1535    CHECK_EQ(err, OK);
1536}
1537
1538void OMXCodec::setJPEGInputFormat(
1539        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
1540    OMX_PARAM_PORTDEFINITIONTYPE def;
1541    def.nSize = sizeof(def);
1542    def.nVersion.s.nVersionMajor = 1;
1543    def.nVersion.s.nVersionMinor = 1;
1544    def.nPortIndex = kPortIndexInput;
1545
1546    status_t err = mOMX->get_parameter(
1547            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1548    CHECK_EQ(err, OK);
1549
1550    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1551    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1552
1553    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
1554    imageDef->nFrameWidth = width;
1555    imageDef->nFrameHeight = height;
1556
1557    def.nBufferSize = compressedSize;
1558    def.nBufferCountActual = def.nBufferCountMin;
1559
1560    err = mOMX->set_parameter(
1561            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1562    CHECK_EQ(err, OK);
1563}
1564
1565void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
1566    CodecSpecificData *specific =
1567        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
1568
1569    specific->mSize = size;
1570    memcpy(specific->mData, data, size);
1571
1572    mCodecSpecificData.push(specific);
1573}
1574
1575void OMXCodec::clearCodecSpecificData() {
1576    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
1577        free(mCodecSpecificData.editItemAt(i));
1578    }
1579    mCodecSpecificData.clear();
1580    mCodecSpecificDataIndex = 0;
1581}
1582
1583status_t OMXCodec::start(MetaData *) {
1584    if (mState != LOADED) {
1585        return UNKNOWN_ERROR;
1586    }
1587
1588    sp<MetaData> params = new MetaData;
1589    if (mQuirks & kWantsNALFragments) {
1590        params->setInt32(kKeyWantsNALFragments, true);
1591    }
1592    status_t err = mSource->start(params.get());
1593
1594    if (err != OK) {
1595        return err;
1596    }
1597
1598    mCodecSpecificDataIndex = 0;
1599    mSignalledEOS = false;
1600    mNoMoreOutputData = false;
1601    mSeekTimeUs = -1;
1602    mFilledBuffers.clear();
1603
1604    return init();
1605}
1606
1607status_t OMXCodec::stop() {
1608    LOGV("stop");
1609
1610    Mutex::Autolock autoLock(mLock);
1611
1612    while (isIntermediateState(mState)) {
1613        mAsyncCompletion.wait(mLock);
1614    }
1615
1616    switch (mState) {
1617        case LOADED:
1618        case ERROR:
1619            break;
1620
1621        case EXECUTING:
1622        {
1623            setState(EXECUTING_TO_IDLE);
1624
1625            mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1626            mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1627
1628            status_t err =
1629                mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1630            CHECK_EQ(err, OK);
1631
1632            while (mState != LOADED && mState != ERROR) {
1633                mAsyncCompletion.wait(mLock);
1634            }
1635
1636            break;
1637        }
1638
1639        default:
1640        {
1641            CHECK(!"should not be here.");
1642            break;
1643        }
1644    }
1645
1646    mSource->stop();
1647
1648    return OK;
1649}
1650
1651sp<MetaData> OMXCodec::getFormat() {
1652    return mOutputFormat;
1653}
1654
1655status_t OMXCodec::read(
1656        MediaBuffer **buffer, const ReadOptions *options) {
1657    *buffer = NULL;
1658
1659    Mutex::Autolock autoLock(mLock);
1660
1661    if (mState != EXECUTING && mState != RECONFIGURING) {
1662        return UNKNOWN_ERROR;
1663    }
1664
1665    int64_t seekTimeUs;
1666    if (options && options->getSeekTo(&seekTimeUs)) {
1667        LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
1668
1669        mSignalledEOS = false;
1670        mNoMoreOutputData = false;
1671
1672        CHECK(seekTimeUs >= 0);
1673        mSeekTimeUs = seekTimeUs;
1674
1675        mFilledBuffers.clear();
1676
1677        CHECK_EQ(mState, EXECUTING);
1678
1679        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
1680        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
1681
1682        if (emulateInputFlushCompletion) {
1683            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1684        }
1685
1686        if (emulateOutputFlushCompletion) {
1687            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1688        }
1689    }
1690
1691    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
1692        mBufferFilled.wait(mLock);
1693    }
1694
1695    if (mState == ERROR) {
1696        return UNKNOWN_ERROR;
1697    }
1698
1699    if (mFilledBuffers.empty()) {
1700        return ERROR_END_OF_STREAM;
1701    }
1702
1703    size_t index = *mFilledBuffers.begin();
1704    mFilledBuffers.erase(mFilledBuffers.begin());
1705
1706    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
1707    info->mMediaBuffer->add_ref();
1708    *buffer = info->mMediaBuffer;
1709
1710    return OK;
1711}
1712
1713void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
1714    Mutex::Autolock autoLock(mLock);
1715
1716    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1717    for (size_t i = 0; i < buffers->size(); ++i) {
1718        BufferInfo *info = &buffers->editItemAt(i);
1719
1720        if (info->mMediaBuffer == buffer) {
1721            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1722            fillOutputBuffer(info);
1723            return;
1724        }
1725    }
1726
1727    CHECK(!"should not be here.");
1728}
1729
1730static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
1731    static const char *kNames[] = {
1732        "OMX_IMAGE_CodingUnused",
1733        "OMX_IMAGE_CodingAutoDetect",
1734        "OMX_IMAGE_CodingJPEG",
1735        "OMX_IMAGE_CodingJPEG2K",
1736        "OMX_IMAGE_CodingEXIF",
1737        "OMX_IMAGE_CodingTIFF",
1738        "OMX_IMAGE_CodingGIF",
1739        "OMX_IMAGE_CodingPNG",
1740        "OMX_IMAGE_CodingLZW",
1741        "OMX_IMAGE_CodingBMP",
1742    };
1743
1744    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1745
1746    if (type < 0 || (size_t)type >= numNames) {
1747        return "UNKNOWN";
1748    } else {
1749        return kNames[type];
1750    }
1751}
1752
1753static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
1754    static const char *kNames[] = {
1755        "OMX_COLOR_FormatUnused",
1756        "OMX_COLOR_FormatMonochrome",
1757        "OMX_COLOR_Format8bitRGB332",
1758        "OMX_COLOR_Format12bitRGB444",
1759        "OMX_COLOR_Format16bitARGB4444",
1760        "OMX_COLOR_Format16bitARGB1555",
1761        "OMX_COLOR_Format16bitRGB565",
1762        "OMX_COLOR_Format16bitBGR565",
1763        "OMX_COLOR_Format18bitRGB666",
1764        "OMX_COLOR_Format18bitARGB1665",
1765        "OMX_COLOR_Format19bitARGB1666",
1766        "OMX_COLOR_Format24bitRGB888",
1767        "OMX_COLOR_Format24bitBGR888",
1768        "OMX_COLOR_Format24bitARGB1887",
1769        "OMX_COLOR_Format25bitARGB1888",
1770        "OMX_COLOR_Format32bitBGRA8888",
1771        "OMX_COLOR_Format32bitARGB8888",
1772        "OMX_COLOR_FormatYUV411Planar",
1773        "OMX_COLOR_FormatYUV411PackedPlanar",
1774        "OMX_COLOR_FormatYUV420Planar",
1775        "OMX_COLOR_FormatYUV420PackedPlanar",
1776        "OMX_COLOR_FormatYUV420SemiPlanar",
1777        "OMX_COLOR_FormatYUV422Planar",
1778        "OMX_COLOR_FormatYUV422PackedPlanar",
1779        "OMX_COLOR_FormatYUV422SemiPlanar",
1780        "OMX_COLOR_FormatYCbYCr",
1781        "OMX_COLOR_FormatYCrYCb",
1782        "OMX_COLOR_FormatCbYCrY",
1783        "OMX_COLOR_FormatCrYCbY",
1784        "OMX_COLOR_FormatYUV444Interleaved",
1785        "OMX_COLOR_FormatRawBayer8bit",
1786        "OMX_COLOR_FormatRawBayer10bit",
1787        "OMX_COLOR_FormatRawBayer8bitcompressed",
1788        "OMX_COLOR_FormatL2",
1789        "OMX_COLOR_FormatL4",
1790        "OMX_COLOR_FormatL8",
1791        "OMX_COLOR_FormatL16",
1792        "OMX_COLOR_FormatL24",
1793        "OMX_COLOR_FormatL32",
1794        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
1795        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
1796        "OMX_COLOR_Format18BitBGR666",
1797        "OMX_COLOR_Format24BitARGB6666",
1798        "OMX_COLOR_Format24BitABGR6666",
1799    };
1800
1801    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1802
1803    static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
1804
1805    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
1806        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
1807    } else if (type < 0 || (size_t)type >= numNames) {
1808        return "UNKNOWN";
1809    } else {
1810        return kNames[type];
1811    }
1812}
1813
1814static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
1815    static const char *kNames[] = {
1816        "OMX_VIDEO_CodingUnused",
1817        "OMX_VIDEO_CodingAutoDetect",
1818        "OMX_VIDEO_CodingMPEG2",
1819        "OMX_VIDEO_CodingH263",
1820        "OMX_VIDEO_CodingMPEG4",
1821        "OMX_VIDEO_CodingWMV",
1822        "OMX_VIDEO_CodingRV",
1823        "OMX_VIDEO_CodingAVC",
1824        "OMX_VIDEO_CodingMJPEG",
1825    };
1826
1827    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1828
1829    if (type < 0 || (size_t)type >= numNames) {
1830        return "UNKNOWN";
1831    } else {
1832        return kNames[type];
1833    }
1834}
1835
1836static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
1837    static const char *kNames[] = {
1838        "OMX_AUDIO_CodingUnused",
1839        "OMX_AUDIO_CodingAutoDetect",
1840        "OMX_AUDIO_CodingPCM",
1841        "OMX_AUDIO_CodingADPCM",
1842        "OMX_AUDIO_CodingAMR",
1843        "OMX_AUDIO_CodingGSMFR",
1844        "OMX_AUDIO_CodingGSMEFR",
1845        "OMX_AUDIO_CodingGSMHR",
1846        "OMX_AUDIO_CodingPDCFR",
1847        "OMX_AUDIO_CodingPDCEFR",
1848        "OMX_AUDIO_CodingPDCHR",
1849        "OMX_AUDIO_CodingTDMAFR",
1850        "OMX_AUDIO_CodingTDMAEFR",
1851        "OMX_AUDIO_CodingQCELP8",
1852        "OMX_AUDIO_CodingQCELP13",
1853        "OMX_AUDIO_CodingEVRC",
1854        "OMX_AUDIO_CodingSMV",
1855        "OMX_AUDIO_CodingG711",
1856        "OMX_AUDIO_CodingG723",
1857        "OMX_AUDIO_CodingG726",
1858        "OMX_AUDIO_CodingG729",
1859        "OMX_AUDIO_CodingAAC",
1860        "OMX_AUDIO_CodingMP3",
1861        "OMX_AUDIO_CodingSBC",
1862        "OMX_AUDIO_CodingVORBIS",
1863        "OMX_AUDIO_CodingWMA",
1864        "OMX_AUDIO_CodingRA",
1865        "OMX_AUDIO_CodingMIDI",
1866    };
1867
1868    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1869
1870    if (type < 0 || (size_t)type >= numNames) {
1871        return "UNKNOWN";
1872    } else {
1873        return kNames[type];
1874    }
1875}
1876
1877static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
1878    static const char *kNames[] = {
1879        "OMX_AUDIO_PCMModeLinear",
1880        "OMX_AUDIO_PCMModeALaw",
1881        "OMX_AUDIO_PCMModeMULaw",
1882    };
1883
1884    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1885
1886    if (type < 0 || (size_t)type >= numNames) {
1887        return "UNKNOWN";
1888    } else {
1889        return kNames[type];
1890    }
1891}
1892
1893
1894void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
1895    OMX_PARAM_PORTDEFINITIONTYPE def;
1896    def.nSize = sizeof(def);
1897    def.nVersion.s.nVersionMajor = 1;
1898    def.nVersion.s.nVersionMinor = 1;
1899    def.nPortIndex = portIndex;
1900
1901    status_t err = mOMX->get_parameter(
1902            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1903    CHECK_EQ(err, OK);
1904
1905    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
1906
1907    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
1908          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
1909
1910    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
1911    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
1912    printf("  nBufferSize = %ld\n", def.nBufferSize);
1913
1914    switch (def.eDomain) {
1915        case OMX_PortDomainImage:
1916        {
1917            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1918
1919            printf("\n");
1920            printf("  // Image\n");
1921            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
1922            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
1923            printf("  nStride = %ld\n", imageDef->nStride);
1924
1925            printf("  eCompressionFormat = %s\n",
1926                   imageCompressionFormatString(imageDef->eCompressionFormat));
1927
1928            printf("  eColorFormat = %s\n",
1929                   colorFormatString(imageDef->eColorFormat));
1930
1931            break;
1932        }
1933
1934        case OMX_PortDomainVideo:
1935        {
1936            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
1937
1938            printf("\n");
1939            printf("  // Video\n");
1940            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
1941            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
1942            printf("  nStride = %ld\n", videoDef->nStride);
1943
1944            printf("  eCompressionFormat = %s\n",
1945                   videoCompressionFormatString(videoDef->eCompressionFormat));
1946
1947            printf("  eColorFormat = %s\n",
1948                   colorFormatString(videoDef->eColorFormat));
1949
1950            break;
1951        }
1952
1953        case OMX_PortDomainAudio:
1954        {
1955            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
1956
1957            printf("\n");
1958            printf("  // Audio\n");
1959            printf("  eEncoding = %s\n",
1960                   audioCodingTypeString(audioDef->eEncoding));
1961
1962            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
1963                OMX_AUDIO_PARAM_PCMMODETYPE params;
1964                params.nSize = sizeof(params);
1965                params.nVersion.s.nVersionMajor = 1;
1966                params.nVersion.s.nVersionMinor = 1;
1967                params.nPortIndex = portIndex;
1968
1969                err = mOMX->get_parameter(
1970                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
1971                CHECK_EQ(err, OK);
1972
1973                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
1974                printf("  nChannels = %ld\n", params.nChannels);
1975                printf("  bInterleaved = %d\n", params.bInterleaved);
1976                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
1977
1978                printf("  eNumData = %s\n",
1979                       params.eNumData == OMX_NumericalDataSigned
1980                        ? "signed" : "unsigned");
1981
1982                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
1983            }
1984
1985            break;
1986        }
1987
1988        default:
1989        {
1990            printf("  // Unknown\n");
1991            break;
1992        }
1993    }
1994
1995    printf("}\n");
1996}
1997
1998void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
1999    mOutputFormat = new MetaData;
2000    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2001
2002    OMX_PARAM_PORTDEFINITIONTYPE def;
2003    def.nSize = sizeof(def);
2004    def.nVersion.s.nVersionMajor = 1;
2005    def.nVersion.s.nVersionMinor = 1;
2006    def.nPortIndex = kPortIndexOutput;
2007
2008    status_t err = mOMX->get_parameter(
2009            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2010    CHECK_EQ(err, OK);
2011
2012    switch (def.eDomain) {
2013        case OMX_PortDomainImage:
2014        {
2015            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2016            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2017
2018            mOutputFormat->setCString(kKeyMIMEType, "image/raw");
2019            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2020            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2021            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2022            break;
2023        }
2024
2025        case OMX_PortDomainAudio:
2026        {
2027            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2028
2029            CHECK_EQ(audio_def->eEncoding, OMX_AUDIO_CodingPCM);
2030
2031            OMX_AUDIO_PARAM_PCMMODETYPE params;
2032            params.nSize = sizeof(params);
2033            params.nVersion.s.nVersionMajor = 1;
2034            params.nVersion.s.nVersionMinor = 1;
2035            params.nPortIndex = kPortIndexOutput;
2036
2037            err = mOMX->get_parameter(
2038                    mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2039            CHECK_EQ(err, OK);
2040
2041            CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2042            CHECK_EQ(params.nBitPerSample, 16);
2043            CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2044
2045            int32_t numChannels, sampleRate;
2046            inputFormat->findInt32(kKeyChannelCount, &numChannels);
2047            inputFormat->findInt32(kKeySampleRate, &sampleRate);
2048
2049            mOutputFormat->setCString(kKeyMIMEType, "audio/raw");
2050            mOutputFormat->setInt32(kKeyChannelCount, numChannels);
2051            mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2052            break;
2053        }
2054
2055        case OMX_PortDomainVideo:
2056        {
2057            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2058
2059            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2060                mOutputFormat->setCString(kKeyMIMEType, "video/raw");
2061            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2062                mOutputFormat->setCString(kKeyMIMEType, "video/mp4v-es");
2063            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2064                mOutputFormat->setCString(kKeyMIMEType, "video/3gpp");
2065            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2066                mOutputFormat->setCString(kKeyMIMEType, "video/avc");
2067            } else {
2068                CHECK(!"Unknown compression format.");
2069            }
2070
2071            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2072                // This component appears to be lying to me.
2073                mOutputFormat->setInt32(
2074                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2075                mOutputFormat->setInt32(
2076                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2077            } else {
2078                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2079                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2080            }
2081
2082            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2083            break;
2084        }
2085
2086        default:
2087        {
2088            CHECK(!"should not be here, neither audio nor video.");
2089            break;
2090        }
2091    }
2092}
2093
2094}  // namespace android
2095