OMXCodec.cpp revision 1beb760d920561679862ded945a04e370368c7f7 
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 {
739            err = mOMX->use_buffer(mNode, portIndex, mem, &buffer);
740        }
741
742        if (err != OK) {
743            LOGE("allocate_buffer_with_backup failed");
744            return err;
745        }
746
747        BufferInfo info;
748        info.mBuffer = buffer;
749        info.mOwnedByComponent = false;
750        info.mMem = mem;
751        info.mMediaBuffer = NULL;
752
753        if (portIndex == kPortIndexOutput) {
754            info.mMediaBuffer = new MediaBuffer(mem->pointer(), mem->size());
755            info.mMediaBuffer->setObserver(this);
756        }
757
758        mPortBuffers[portIndex].push(info);
759
760        LOGV("allocated buffer %p on %s port", buffer,
761             portIndex == kPortIndexInput ? "input" : "output");
762    }
763
764    dumpPortStatus(portIndex);
765
766    return OK;
767}
768
769void OMXCodec::on_message(const omx_message &msg) {
770    Mutex::Autolock autoLock(mLock);
771
772    switch (msg.type) {
773        case omx_message::EVENT:
774        {
775            onEvent(
776                 msg.u.event_data.event, msg.u.event_data.data1,
777                 msg.u.event_data.data2);
778
779            break;
780        }
781
782        case omx_message::EMPTY_BUFFER_DONE:
783        {
784            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
785
786            LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
787
788            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
789            size_t i = 0;
790            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
791                ++i;
792            }
793
794            CHECK(i < buffers->size());
795            if (!(*buffers)[i].mOwnedByComponent) {
796                LOGW("We already own input buffer %p, yet received "
797                     "an EMPTY_BUFFER_DONE.", buffer);
798            }
799
800            buffers->editItemAt(i).mOwnedByComponent = false;
801
802            if (mPortStatus[kPortIndexInput] == DISABLING) {
803                LOGV("Port is disabled, freeing buffer %p", buffer);
804
805                status_t err =
806                    mOMX->free_buffer(mNode, kPortIndexInput, buffer);
807                CHECK_EQ(err, OK);
808
809                buffers->removeAt(i);
810            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
811                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
812                drainInputBuffer(&buffers->editItemAt(i));
813            }
814
815            break;
816        }
817
818        case omx_message::FILL_BUFFER_DONE:
819        {
820            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
821            OMX_U32 flags = msg.u.extended_buffer_data.flags;
822
823            LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx)",
824                 buffer,
825                 msg.u.extended_buffer_data.range_length,
826                 flags);
827
828            LOGV("FILL_BUFFER_DONE(timestamp: %lld us (%.2f secs))",
829                 msg.u.extended_buffer_data.timestamp,
830                 msg.u.extended_buffer_data.timestamp / 1E6);
831
832            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
833            size_t i = 0;
834            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
835                ++i;
836            }
837
838            CHECK(i < buffers->size());
839            BufferInfo *info = &buffers->editItemAt(i);
840
841            if (!info->mOwnedByComponent) {
842                LOGW("We already own output buffer %p, yet received "
843                     "a FILL_BUFFER_DONE.", buffer);
844            }
845
846            info->mOwnedByComponent = false;
847
848            if (mPortStatus[kPortIndexOutput] == DISABLING) {
849                LOGV("Port is disabled, freeing buffer %p", buffer);
850
851                status_t err =
852                    mOMX->free_buffer(mNode, kPortIndexOutput, buffer);
853                CHECK_EQ(err, OK);
854
855                buffers->removeAt(i);
856            } else if (flags & OMX_BUFFERFLAG_EOS) {
857                LOGV("No more output data.");
858                mNoMoreOutputData = true;
859                mBufferFilled.signal();
860            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
861                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
862
863                MediaBuffer *buffer = info->mMediaBuffer;
864
865                buffer->set_range(
866                        msg.u.extended_buffer_data.range_offset,
867                        msg.u.extended_buffer_data.range_length);
868
869                buffer->meta_data()->clear();
870
871                buffer->meta_data()->setInt32(
872                        kKeyTimeUnits,
873                        (msg.u.extended_buffer_data.timestamp + 500) / 1000);
874
875                buffer->meta_data()->setInt32(
876                        kKeyTimeScale, 1000);
877
878                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
879                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
880                }
881
882                buffer->meta_data()->setPointer(
883                        kKeyPlatformPrivate,
884                        msg.u.extended_buffer_data.platform_private);
885
886                buffer->meta_data()->setPointer(
887                        kKeyBufferID,
888                        msg.u.extended_buffer_data.buffer);
889
890                mFilledBuffers.push_back(i);
891                mBufferFilled.signal();
892            }
893
894            break;
895        }
896
897        default:
898        {
899            CHECK(!"should not be here.");
900            break;
901        }
902    }
903}
904
905void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
906    switch (event) {
907        case OMX_EventCmdComplete:
908        {
909            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
910            break;
911        }
912
913        case OMX_EventError:
914        {
915            LOGE("ERROR(%ld, %ld)", data1, data2);
916
917            setState(ERROR);
918            break;
919        }
920
921        case OMX_EventPortSettingsChanged:
922        {
923            onPortSettingsChanged(data1);
924            break;
925        }
926
927        case OMX_EventBufferFlag:
928        {
929            LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
930
931            if (data1 == kPortIndexOutput) {
932                mNoMoreOutputData = true;
933            }
934            break;
935        }
936
937        default:
938        {
939            LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
940            break;
941        }
942    }
943}
944
945void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
946    switch (cmd) {
947        case OMX_CommandStateSet:
948        {
949            onStateChange((OMX_STATETYPE)data);
950            break;
951        }
952
953        case OMX_CommandPortDisable:
954        {
955            OMX_U32 portIndex = data;
956            LOGV("PORT_DISABLED(%ld)", portIndex);
957
958            CHECK(mState == EXECUTING || mState == RECONFIGURING);
959            CHECK_EQ(mPortStatus[portIndex], DISABLING);
960            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
961
962            mPortStatus[portIndex] = DISABLED;
963
964            if (mState == RECONFIGURING) {
965                CHECK_EQ(portIndex, kPortIndexOutput);
966
967                enablePortAsync(portIndex);
968
969                status_t err = allocateBuffersOnPort(portIndex);
970                CHECK_EQ(err, OK);
971            }
972            break;
973        }
974
975        case OMX_CommandPortEnable:
976        {
977            OMX_U32 portIndex = data;
978            LOGV("PORT_ENABLED(%ld)", portIndex);
979
980            CHECK(mState == EXECUTING || mState == RECONFIGURING);
981            CHECK_EQ(mPortStatus[portIndex], ENABLING);
982
983            mPortStatus[portIndex] = ENABLED;
984
985            if (mState == RECONFIGURING) {
986                CHECK_EQ(portIndex, kPortIndexOutput);
987
988                setState(EXECUTING);
989
990                fillOutputBuffers();
991            }
992            break;
993        }
994
995        case OMX_CommandFlush:
996        {
997            OMX_U32 portIndex = data;
998
999            LOGV("FLUSH_DONE(%ld)", portIndex);
1000
1001            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1002            mPortStatus[portIndex] = ENABLED;
1003
1004            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1005                     mPortBuffers[portIndex].size());
1006
1007            if (mState == RECONFIGURING) {
1008                CHECK_EQ(portIndex, kPortIndexOutput);
1009
1010                disablePortAsync(portIndex);
1011            } else {
1012                // We're flushing both ports in preparation for seeking.
1013
1014                if (mPortStatus[kPortIndexInput] == ENABLED
1015                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1016                    LOGV("Finished flushing both ports, now continuing from"
1017                         " seek-time.");
1018
1019                    drainInputBuffers();
1020                    fillOutputBuffers();
1021                }
1022            }
1023
1024            break;
1025        }
1026
1027        default:
1028        {
1029            LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1030            break;
1031        }
1032    }
1033}
1034
1035void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1036    switch (newState) {
1037        case OMX_StateIdle:
1038        {
1039            LOGV("Now Idle.");
1040            if (mState == LOADED_TO_IDLE) {
1041                status_t err = mOMX->send_command(
1042                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1043
1044                CHECK_EQ(err, OK);
1045
1046                setState(IDLE_TO_EXECUTING);
1047            } else {
1048                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1049
1050                CHECK_EQ(
1051                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1052                    mPortBuffers[kPortIndexInput].size());
1053
1054                CHECK_EQ(
1055                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1056                    mPortBuffers[kPortIndexOutput].size());
1057
1058                status_t err = mOMX->send_command(
1059                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1060
1061                CHECK_EQ(err, OK);
1062
1063                err = freeBuffersOnPort(kPortIndexInput);
1064                CHECK_EQ(err, OK);
1065
1066                err = freeBuffersOnPort(kPortIndexOutput);
1067                CHECK_EQ(err, OK);
1068
1069                mPortStatus[kPortIndexInput] = ENABLED;
1070                mPortStatus[kPortIndexOutput] = ENABLED;
1071
1072                setState(IDLE_TO_LOADED);
1073            }
1074            break;
1075        }
1076
1077        case OMX_StateExecuting:
1078        {
1079            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1080
1081            LOGV("Now Executing.");
1082
1083            setState(EXECUTING);
1084
1085            drainInputBuffers();
1086            fillOutputBuffers();
1087            break;
1088        }
1089
1090        case OMX_StateLoaded:
1091        {
1092            CHECK_EQ(mState, IDLE_TO_LOADED);
1093
1094            LOGV("Now Loaded.");
1095
1096            setState(LOADED);
1097            break;
1098        }
1099
1100        default:
1101        {
1102            CHECK(!"should not be here.");
1103            break;
1104        }
1105    }
1106}
1107
1108// static
1109size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1110    size_t n = 0;
1111    for (size_t i = 0; i < buffers.size(); ++i) {
1112        if (!buffers[i].mOwnedByComponent) {
1113            ++n;
1114        }
1115    }
1116
1117    return n;
1118}
1119
1120status_t OMXCodec::freeBuffersOnPort(
1121        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1122    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1123
1124    status_t stickyErr = OK;
1125
1126    for (size_t i = buffers->size(); i-- > 0;) {
1127        BufferInfo *info = &buffers->editItemAt(i);
1128
1129        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1130            continue;
1131        }
1132
1133        CHECK_EQ(info->mOwnedByComponent, false);
1134
1135        status_t err =
1136            mOMX->free_buffer(mNode, portIndex, info->mBuffer);
1137
1138        if (err != OK) {
1139            stickyErr = err;
1140        }
1141
1142        if (info->mMediaBuffer != NULL) {
1143            info->mMediaBuffer->setObserver(NULL);
1144
1145            // Make sure nobody but us owns this buffer at this point.
1146            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1147
1148            info->mMediaBuffer->release();
1149        }
1150
1151        buffers->removeAt(i);
1152    }
1153
1154    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1155
1156    return stickyErr;
1157}
1158
1159void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1160    LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1161
1162    CHECK_EQ(mState, EXECUTING);
1163    CHECK_EQ(portIndex, kPortIndexOutput);
1164    setState(RECONFIGURING);
1165
1166    if (mQuirks & kNeedsFlushBeforeDisable) {
1167        if (!flushPortAsync(portIndex)) {
1168            onCmdComplete(OMX_CommandFlush, portIndex);
1169        }
1170    } else {
1171        disablePortAsync(portIndex);
1172    }
1173}
1174
1175bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1176    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1177
1178    LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1179         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1180         mPortBuffers[portIndex].size());
1181
1182    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1183    mPortStatus[portIndex] = SHUTTING_DOWN;
1184
1185    if ((mQuirks & kRequiresFlushCompleteEmulation)
1186        && countBuffersWeOwn(mPortBuffers[portIndex])
1187                == mPortBuffers[portIndex].size()) {
1188        // No flush is necessary and this component fails to send a
1189        // flush-complete event in this case.
1190
1191        return false;
1192    }
1193
1194    status_t err =
1195        mOMX->send_command(mNode, OMX_CommandFlush, portIndex);
1196    CHECK_EQ(err, OK);
1197
1198    return true;
1199}
1200
1201void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1202    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1203
1204    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1205    mPortStatus[portIndex] = DISABLING;
1206
1207    status_t err =
1208        mOMX->send_command(mNode, OMX_CommandPortDisable, portIndex);
1209    CHECK_EQ(err, OK);
1210
1211    freeBuffersOnPort(portIndex, true);
1212}
1213
1214void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1215    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1216
1217    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1218    mPortStatus[portIndex] = ENABLING;
1219
1220    status_t err =
1221        mOMX->send_command(mNode, OMX_CommandPortEnable, portIndex);
1222    CHECK_EQ(err, OK);
1223}
1224
1225void OMXCodec::fillOutputBuffers() {
1226    CHECK_EQ(mState, EXECUTING);
1227
1228    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1229    for (size_t i = 0; i < buffers->size(); ++i) {
1230        fillOutputBuffer(&buffers->editItemAt(i));
1231    }
1232}
1233
1234void OMXCodec::drainInputBuffers() {
1235    CHECK_EQ(mState, EXECUTING);
1236
1237    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1238    for (size_t i = 0; i < buffers->size(); ++i) {
1239        drainInputBuffer(&buffers->editItemAt(i));
1240    }
1241}
1242
1243void OMXCodec::drainInputBuffer(BufferInfo *info) {
1244    CHECK_EQ(info->mOwnedByComponent, false);
1245
1246    if (mSignalledEOS) {
1247        return;
1248    }
1249
1250    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1251        const CodecSpecificData *specific =
1252            mCodecSpecificData[mCodecSpecificDataIndex];
1253
1254        size_t size = specific->mSize;
1255
1256        if (!strcasecmp("video/avc", mMIME)
1257                && !(mQuirks & kWantsNALFragments)) {
1258            static const uint8_t kNALStartCode[4] =
1259                    { 0x00, 0x00, 0x00, 0x01 };
1260
1261            CHECK(info->mMem->size() >= specific->mSize + 4);
1262
1263            size += 4;
1264
1265            memcpy(info->mMem->pointer(), kNALStartCode, 4);
1266            memcpy((uint8_t *)info->mMem->pointer() + 4,
1267                   specific->mData, specific->mSize);
1268        } else {
1269            CHECK(info->mMem->size() >= specific->mSize);
1270            memcpy(info->mMem->pointer(), specific->mData, specific->mSize);
1271        }
1272
1273        mOMX->empty_buffer(
1274                mNode, info->mBuffer, 0, size,
1275                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1276                0);
1277
1278        info->mOwnedByComponent = true;
1279
1280        ++mCodecSpecificDataIndex;
1281        return;
1282    }
1283
1284    MediaBuffer *srcBuffer;
1285    status_t err;
1286    if (mSeekTimeUs >= 0) {
1287        MediaSource::ReadOptions options;
1288        options.setSeekTo(mSeekTimeUs);
1289        mSeekTimeUs = -1;
1290
1291        err = mSource->read(&srcBuffer, &options);
1292    } else {
1293        err = mSource->read(&srcBuffer);
1294    }
1295
1296    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1297    OMX_TICKS timestamp = 0;
1298    size_t srcLength = 0;
1299
1300    if (err != OK) {
1301        LOGV("signalling end of input stream.");
1302        flags |= OMX_BUFFERFLAG_EOS;
1303
1304        mSignalledEOS = true;
1305    } else {
1306        srcLength = srcBuffer->range_length();
1307
1308        if (info->mMem->size() < srcLength) {
1309            LOGE("info->mMem->size() = %d, srcLength = %d",
1310                 info->mMem->size(), srcLength);
1311        }
1312        CHECK(info->mMem->size() >= srcLength);
1313        memcpy(info->mMem->pointer(),
1314               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1315               srcLength);
1316
1317        int32_t units, scale;
1318        if (srcBuffer->meta_data()->findInt32(kKeyTimeUnits, &units)
1319            && srcBuffer->meta_data()->findInt32(kKeyTimeScale, &scale)) {
1320            timestamp = ((OMX_TICKS)units * 1000000) / scale;
1321
1322            LOGV("Calling empty_buffer on buffer %p (length %d)",
1323                 info->mBuffer, srcLength);
1324            LOGV("Calling empty_buffer with timestamp %lld us (%.2f secs)",
1325                 timestamp, timestamp / 1E6);
1326        }
1327    }
1328
1329    mOMX->empty_buffer(
1330            mNode, info->mBuffer, 0, srcLength,
1331            flags, timestamp);
1332
1333    info->mOwnedByComponent = true;
1334
1335    if (srcBuffer != NULL) {
1336        srcBuffer->release();
1337        srcBuffer = NULL;
1338    }
1339}
1340
1341void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1342    CHECK_EQ(info->mOwnedByComponent, false);
1343
1344    if (mNoMoreOutputData) {
1345        LOGV("There is no more output data available, not "
1346             "calling fillOutputBuffer");
1347        return;
1348    }
1349
1350    LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1351    mOMX->fill_buffer(mNode, info->mBuffer);
1352
1353    info->mOwnedByComponent = true;
1354}
1355
1356void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1357    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1358    for (size_t i = 0; i < buffers->size(); ++i) {
1359        if ((*buffers)[i].mBuffer == buffer) {
1360            drainInputBuffer(&buffers->editItemAt(i));
1361            return;
1362        }
1363    }
1364
1365    CHECK(!"should not be here.");
1366}
1367
1368void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1369    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1370    for (size_t i = 0; i < buffers->size(); ++i) {
1371        if ((*buffers)[i].mBuffer == buffer) {
1372            fillOutputBuffer(&buffers->editItemAt(i));
1373            return;
1374        }
1375    }
1376
1377    CHECK(!"should not be here.");
1378}
1379
1380void OMXCodec::setState(State newState) {
1381    mState = newState;
1382    mAsyncCompletion.signal();
1383
1384    // This may cause some spurious wakeups but is necessary to
1385    // unblock the reader if we enter ERROR state.
1386    mBufferFilled.signal();
1387}
1388
1389void OMXCodec::setAMRFormat() {
1390    if (!mIsEncoder) {
1391        OMX_AUDIO_PARAM_AMRTYPE def;
1392        def.nSize = sizeof(def);
1393        def.nVersion.s.nVersionMajor = 1;
1394        def.nVersion.s.nVersionMinor = 1;
1395        def.nPortIndex = kPortIndexInput;
1396
1397        status_t err =
1398            mOMX->get_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1399
1400        CHECK_EQ(err, OK);
1401
1402        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1403        def.eAMRBandMode = OMX_AUDIO_AMRBandModeNB0;
1404
1405        err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1406        CHECK_EQ(err, OK);
1407    }
1408
1409    ////////////////////////
1410
1411    if (mIsEncoder) {
1412        sp<MetaData> format = mSource->getFormat();
1413        int32_t sampleRate;
1414        int32_t numChannels;
1415        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1416        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1417
1418        OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1419        pcmParams.nSize = sizeof(pcmParams);
1420        pcmParams.nVersion.s.nVersionMajor = 1;
1421        pcmParams.nVersion.s.nVersionMinor = 1;
1422        pcmParams.nPortIndex = kPortIndexInput;
1423
1424        status_t err = mOMX->get_parameter(
1425                mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1426
1427        CHECK_EQ(err, OK);
1428
1429        pcmParams.nChannels = numChannels;
1430        pcmParams.eNumData = OMX_NumericalDataSigned;
1431        pcmParams.bInterleaved = OMX_TRUE;
1432        pcmParams.nBitPerSample = 16;
1433        pcmParams.nSamplingRate = sampleRate;
1434        pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1435
1436        if (numChannels == 1) {
1437            pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
1438        } else {
1439            CHECK_EQ(numChannels, 2);
1440
1441            pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
1442            pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
1443        }
1444
1445        err = mOMX->set_parameter(
1446                mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1447
1448        CHECK_EQ(err, OK);
1449    }
1450}
1451
1452void OMXCodec::setAACFormat() {
1453    OMX_AUDIO_PARAM_AACPROFILETYPE def;
1454    def.nSize = sizeof(def);
1455    def.nVersion.s.nVersionMajor = 1;
1456    def.nVersion.s.nVersionMinor = 1;
1457    def.nPortIndex = kPortIndexInput;
1458
1459    status_t err =
1460        mOMX->get_parameter(mNode, OMX_IndexParamAudioAac, &def, sizeof(def));
1461    CHECK_EQ(err, OK);
1462
1463    def.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
1464
1465    err = mOMX->set_parameter(mNode, OMX_IndexParamAudioAac, &def, sizeof(def));
1466    CHECK_EQ(err, OK);
1467}
1468
1469void OMXCodec::setImageOutputFormat(
1470        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
1471    LOGV("setImageOutputFormat(%ld, %ld)", width, height);
1472
1473#if 0
1474    OMX_INDEXTYPE index;
1475    status_t err = mOMX->get_extension_index(
1476            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
1477    CHECK_EQ(err, OK);
1478
1479    err = mOMX->set_config(mNode, index, &format, sizeof(format));
1480    CHECK_EQ(err, OK);
1481#endif
1482
1483    OMX_PARAM_PORTDEFINITIONTYPE def;
1484    def.nSize = sizeof(def);
1485    def.nVersion.s.nVersionMajor = 1;
1486    def.nVersion.s.nVersionMinor = 1;
1487    def.nPortIndex = kPortIndexOutput;
1488
1489    status_t err = mOMX->get_parameter(
1490            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1491    CHECK_EQ(err, OK);
1492
1493    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1494
1495    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1496
1497    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
1498    imageDef->eColorFormat = format;
1499    imageDef->nFrameWidth = width;
1500    imageDef->nFrameHeight = height;
1501
1502    switch (format) {
1503        case OMX_COLOR_FormatYUV420PackedPlanar:
1504        case OMX_COLOR_FormatYUV411Planar:
1505        {
1506            def.nBufferSize = (width * height * 3) / 2;
1507            break;
1508        }
1509
1510        case OMX_COLOR_FormatCbYCrY:
1511        {
1512            def.nBufferSize = width * height * 2;
1513            break;
1514        }
1515
1516        case OMX_COLOR_Format32bitARGB8888:
1517        {
1518            def.nBufferSize = width * height * 4;
1519            break;
1520        }
1521
1522        default:
1523            CHECK(!"Should not be here. Unknown color format.");
1524            break;
1525    }
1526
1527    def.nBufferCountActual = def.nBufferCountMin;
1528
1529    err = mOMX->set_parameter(
1530            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1531    CHECK_EQ(err, OK);
1532}
1533
1534void OMXCodec::setJPEGInputFormat(
1535        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
1536    OMX_PARAM_PORTDEFINITIONTYPE def;
1537    def.nSize = sizeof(def);
1538    def.nVersion.s.nVersionMajor = 1;
1539    def.nVersion.s.nVersionMinor = 1;
1540    def.nPortIndex = kPortIndexInput;
1541
1542    status_t err = mOMX->get_parameter(
1543            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1544    CHECK_EQ(err, OK);
1545
1546    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
1547    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1548
1549    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
1550    imageDef->nFrameWidth = width;
1551    imageDef->nFrameHeight = height;
1552
1553    def.nBufferSize = compressedSize;
1554    def.nBufferCountActual = def.nBufferCountMin;
1555
1556    err = mOMX->set_parameter(
1557            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1558    CHECK_EQ(err, OK);
1559}
1560
1561void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
1562    CodecSpecificData *specific =
1563        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
1564
1565    specific->mSize = size;
1566    memcpy(specific->mData, data, size);
1567
1568    mCodecSpecificData.push(specific);
1569}
1570
1571void OMXCodec::clearCodecSpecificData() {
1572    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
1573        free(mCodecSpecificData.editItemAt(i));
1574    }
1575    mCodecSpecificData.clear();
1576    mCodecSpecificDataIndex = 0;
1577}
1578
1579status_t OMXCodec::start(MetaData *) {
1580    if (mState != LOADED) {
1581        return UNKNOWN_ERROR;
1582    }
1583
1584    sp<MetaData> params = new MetaData;
1585    if (mQuirks & kWantsNALFragments) {
1586        params->setInt32(kKeyWantsNALFragments, true);
1587    }
1588    status_t err = mSource->start(params.get());
1589
1590    if (err != OK) {
1591        return err;
1592    }
1593
1594    mCodecSpecificDataIndex = 0;
1595    mSignalledEOS = false;
1596    mNoMoreOutputData = false;
1597    mSeekTimeUs = -1;
1598    mFilledBuffers.clear();
1599
1600    return init();
1601}
1602
1603status_t OMXCodec::stop() {
1604    LOGV("stop");
1605
1606    Mutex::Autolock autoLock(mLock);
1607
1608    while (isIntermediateState(mState)) {
1609        mAsyncCompletion.wait(mLock);
1610    }
1611
1612    switch (mState) {
1613        case LOADED:
1614        case ERROR:
1615            break;
1616
1617        case EXECUTING:
1618        {
1619            setState(EXECUTING_TO_IDLE);
1620
1621            mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1622            mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1623
1624            status_t err =
1625                mOMX->send_command(mNode, OMX_CommandStateSet, OMX_StateIdle);
1626            CHECK_EQ(err, OK);
1627
1628            while (mState != LOADED && mState != ERROR) {
1629                mAsyncCompletion.wait(mLock);
1630            }
1631
1632            break;
1633        }
1634
1635        default:
1636        {
1637            CHECK(!"should not be here.");
1638            break;
1639        }
1640    }
1641
1642    mSource->stop();
1643
1644    return OK;
1645}
1646
1647sp<MetaData> OMXCodec::getFormat() {
1648    return mOutputFormat;
1649}
1650
1651status_t OMXCodec::read(
1652        MediaBuffer **buffer, const ReadOptions *options) {
1653    *buffer = NULL;
1654
1655    Mutex::Autolock autoLock(mLock);
1656
1657    if (mState != EXECUTING && mState != RECONFIGURING) {
1658        return UNKNOWN_ERROR;
1659    }
1660
1661    int64_t seekTimeUs;
1662    if (options && options->getSeekTo(&seekTimeUs)) {
1663        LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
1664
1665        mSignalledEOS = false;
1666        mNoMoreOutputData = false;
1667
1668        CHECK(seekTimeUs >= 0);
1669        mSeekTimeUs = seekTimeUs;
1670
1671        mFilledBuffers.clear();
1672
1673        CHECK_EQ(mState, EXECUTING);
1674
1675        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
1676        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
1677
1678        if (emulateInputFlushCompletion) {
1679            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
1680        }
1681
1682        if (emulateOutputFlushCompletion) {
1683            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
1684        }
1685    }
1686
1687    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
1688        mBufferFilled.wait(mLock);
1689    }
1690
1691    if (mState == ERROR) {
1692        return UNKNOWN_ERROR;
1693    }
1694
1695    if (mFilledBuffers.empty()) {
1696        return ERROR_END_OF_STREAM;
1697    }
1698
1699    size_t index = *mFilledBuffers.begin();
1700    mFilledBuffers.erase(mFilledBuffers.begin());
1701
1702    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
1703    info->mMediaBuffer->add_ref();
1704    *buffer = info->mMediaBuffer;
1705
1706    return OK;
1707}
1708
1709void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
1710    Mutex::Autolock autoLock(mLock);
1711
1712    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1713    for (size_t i = 0; i < buffers->size(); ++i) {
1714        BufferInfo *info = &buffers->editItemAt(i);
1715
1716        if (info->mMediaBuffer == buffer) {
1717            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1718            fillOutputBuffer(info);
1719            return;
1720        }
1721    }
1722
1723    CHECK(!"should not be here.");
1724}
1725
1726static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
1727    static const char *kNames[] = {
1728        "OMX_IMAGE_CodingUnused",
1729        "OMX_IMAGE_CodingAutoDetect",
1730        "OMX_IMAGE_CodingJPEG",
1731        "OMX_IMAGE_CodingJPEG2K",
1732        "OMX_IMAGE_CodingEXIF",
1733        "OMX_IMAGE_CodingTIFF",
1734        "OMX_IMAGE_CodingGIF",
1735        "OMX_IMAGE_CodingPNG",
1736        "OMX_IMAGE_CodingLZW",
1737        "OMX_IMAGE_CodingBMP",
1738    };
1739
1740    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1741
1742    if (type < 0 || (size_t)type >= numNames) {
1743        return "UNKNOWN";
1744    } else {
1745        return kNames[type];
1746    }
1747}
1748
1749static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
1750    static const char *kNames[] = {
1751        "OMX_COLOR_FormatUnused",
1752        "OMX_COLOR_FormatMonochrome",
1753        "OMX_COLOR_Format8bitRGB332",
1754        "OMX_COLOR_Format12bitRGB444",
1755        "OMX_COLOR_Format16bitARGB4444",
1756        "OMX_COLOR_Format16bitARGB1555",
1757        "OMX_COLOR_Format16bitRGB565",
1758        "OMX_COLOR_Format16bitBGR565",
1759        "OMX_COLOR_Format18bitRGB666",
1760        "OMX_COLOR_Format18bitARGB1665",
1761        "OMX_COLOR_Format19bitARGB1666",
1762        "OMX_COLOR_Format24bitRGB888",
1763        "OMX_COLOR_Format24bitBGR888",
1764        "OMX_COLOR_Format24bitARGB1887",
1765        "OMX_COLOR_Format25bitARGB1888",
1766        "OMX_COLOR_Format32bitBGRA8888",
1767        "OMX_COLOR_Format32bitARGB8888",
1768        "OMX_COLOR_FormatYUV411Planar",
1769        "OMX_COLOR_FormatYUV411PackedPlanar",
1770        "OMX_COLOR_FormatYUV420Planar",
1771        "OMX_COLOR_FormatYUV420PackedPlanar",
1772        "OMX_COLOR_FormatYUV420SemiPlanar",
1773        "OMX_COLOR_FormatYUV422Planar",
1774        "OMX_COLOR_FormatYUV422PackedPlanar",
1775        "OMX_COLOR_FormatYUV422SemiPlanar",
1776        "OMX_COLOR_FormatYCbYCr",
1777        "OMX_COLOR_FormatYCrYCb",
1778        "OMX_COLOR_FormatCbYCrY",
1779        "OMX_COLOR_FormatCrYCbY",
1780        "OMX_COLOR_FormatYUV444Interleaved",
1781        "OMX_COLOR_FormatRawBayer8bit",
1782        "OMX_COLOR_FormatRawBayer10bit",
1783        "OMX_COLOR_FormatRawBayer8bitcompressed",
1784        "OMX_COLOR_FormatL2",
1785        "OMX_COLOR_FormatL4",
1786        "OMX_COLOR_FormatL8",
1787        "OMX_COLOR_FormatL16",
1788        "OMX_COLOR_FormatL24",
1789        "OMX_COLOR_FormatL32",
1790        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
1791        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
1792        "OMX_COLOR_Format18BitBGR666",
1793        "OMX_COLOR_Format24BitARGB6666",
1794        "OMX_COLOR_Format24BitABGR6666",
1795    };
1796
1797    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1798
1799    static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
1800
1801    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
1802        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
1803    } else if (type < 0 || (size_t)type >= numNames) {
1804        return "UNKNOWN";
1805    } else {
1806        return kNames[type];
1807    }
1808}
1809
1810static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
1811    static const char *kNames[] = {
1812        "OMX_VIDEO_CodingUnused",
1813        "OMX_VIDEO_CodingAutoDetect",
1814        "OMX_VIDEO_CodingMPEG2",
1815        "OMX_VIDEO_CodingH263",
1816        "OMX_VIDEO_CodingMPEG4",
1817        "OMX_VIDEO_CodingWMV",
1818        "OMX_VIDEO_CodingRV",
1819        "OMX_VIDEO_CodingAVC",
1820        "OMX_VIDEO_CodingMJPEG",
1821    };
1822
1823    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1824
1825    if (type < 0 || (size_t)type >= numNames) {
1826        return "UNKNOWN";
1827    } else {
1828        return kNames[type];
1829    }
1830}
1831
1832static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
1833    static const char *kNames[] = {
1834        "OMX_AUDIO_CodingUnused",
1835        "OMX_AUDIO_CodingAutoDetect",
1836        "OMX_AUDIO_CodingPCM",
1837        "OMX_AUDIO_CodingADPCM",
1838        "OMX_AUDIO_CodingAMR",
1839        "OMX_AUDIO_CodingGSMFR",
1840        "OMX_AUDIO_CodingGSMEFR",
1841        "OMX_AUDIO_CodingGSMHR",
1842        "OMX_AUDIO_CodingPDCFR",
1843        "OMX_AUDIO_CodingPDCEFR",
1844        "OMX_AUDIO_CodingPDCHR",
1845        "OMX_AUDIO_CodingTDMAFR",
1846        "OMX_AUDIO_CodingTDMAEFR",
1847        "OMX_AUDIO_CodingQCELP8",
1848        "OMX_AUDIO_CodingQCELP13",
1849        "OMX_AUDIO_CodingEVRC",
1850        "OMX_AUDIO_CodingSMV",
1851        "OMX_AUDIO_CodingG711",
1852        "OMX_AUDIO_CodingG723",
1853        "OMX_AUDIO_CodingG726",
1854        "OMX_AUDIO_CodingG729",
1855        "OMX_AUDIO_CodingAAC",
1856        "OMX_AUDIO_CodingMP3",
1857        "OMX_AUDIO_CodingSBC",
1858        "OMX_AUDIO_CodingVORBIS",
1859        "OMX_AUDIO_CodingWMA",
1860        "OMX_AUDIO_CodingRA",
1861        "OMX_AUDIO_CodingMIDI",
1862    };
1863
1864    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1865
1866    if (type < 0 || (size_t)type >= numNames) {
1867        return "UNKNOWN";
1868    } else {
1869        return kNames[type];
1870    }
1871}
1872
1873static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
1874    static const char *kNames[] = {
1875        "OMX_AUDIO_PCMModeLinear",
1876        "OMX_AUDIO_PCMModeALaw",
1877        "OMX_AUDIO_PCMModeMULaw",
1878    };
1879
1880    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
1881
1882    if (type < 0 || (size_t)type >= numNames) {
1883        return "UNKNOWN";
1884    } else {
1885        return kNames[type];
1886    }
1887}
1888
1889
1890void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
1891    OMX_PARAM_PORTDEFINITIONTYPE def;
1892    def.nSize = sizeof(def);
1893    def.nVersion.s.nVersionMajor = 1;
1894    def.nVersion.s.nVersionMinor = 1;
1895    def.nPortIndex = portIndex;
1896
1897    status_t err = mOMX->get_parameter(
1898            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1899    CHECK_EQ(err, OK);
1900
1901    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
1902
1903    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
1904          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
1905
1906    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
1907    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
1908    printf("  nBufferSize = %ld\n", def.nBufferSize);
1909
1910    switch (def.eDomain) {
1911        case OMX_PortDomainImage:
1912        {
1913            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
1914
1915            printf("\n");
1916            printf("  // Image\n");
1917            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
1918            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
1919            printf("  nStride = %ld\n", imageDef->nStride);
1920
1921            printf("  eCompressionFormat = %s\n",
1922                   imageCompressionFormatString(imageDef->eCompressionFormat));
1923
1924            printf("  eColorFormat = %s\n",
1925                   colorFormatString(imageDef->eColorFormat));
1926
1927            break;
1928        }
1929
1930        case OMX_PortDomainVideo:
1931        {
1932            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
1933
1934            printf("\n");
1935            printf("  // Video\n");
1936            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
1937            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
1938            printf("  nStride = %ld\n", videoDef->nStride);
1939
1940            printf("  eCompressionFormat = %s\n",
1941                   videoCompressionFormatString(videoDef->eCompressionFormat));
1942
1943            printf("  eColorFormat = %s\n",
1944                   colorFormatString(videoDef->eColorFormat));
1945
1946            break;
1947        }
1948
1949        case OMX_PortDomainAudio:
1950        {
1951            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
1952
1953            printf("\n");
1954            printf("  // Audio\n");
1955            printf("  eEncoding = %s\n",
1956                   audioCodingTypeString(audioDef->eEncoding));
1957
1958            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
1959                OMX_AUDIO_PARAM_PCMMODETYPE params;
1960                params.nSize = sizeof(params);
1961                params.nVersion.s.nVersionMajor = 1;
1962                params.nVersion.s.nVersionMinor = 1;
1963                params.nPortIndex = portIndex;
1964
1965                err = mOMX->get_parameter(
1966                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
1967                CHECK_EQ(err, OK);
1968
1969                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
1970                printf("  nChannels = %ld\n", params.nChannels);
1971                printf("  bInterleaved = %d\n", params.bInterleaved);
1972                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
1973
1974                printf("  eNumData = %s\n",
1975                       params.eNumData == OMX_NumericalDataSigned
1976                        ? "signed" : "unsigned");
1977
1978                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
1979            }
1980
1981            break;
1982        }
1983
1984        default:
1985        {
1986            printf("  // Unknown\n");
1987            break;
1988        }
1989    }
1990
1991    printf("}\n");
1992}
1993
1994void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
1995    mOutputFormat = new MetaData;
1996    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
1997
1998    OMX_PARAM_PORTDEFINITIONTYPE def;
1999    def.nSize = sizeof(def);
2000    def.nVersion.s.nVersionMajor = 1;
2001    def.nVersion.s.nVersionMinor = 1;
2002    def.nPortIndex = kPortIndexOutput;
2003
2004    status_t err = mOMX->get_parameter(
2005            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2006    CHECK_EQ(err, OK);
2007
2008    switch (def.eDomain) {
2009        case OMX_PortDomainImage:
2010        {
2011            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2012            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2013
2014            mOutputFormat->setCString(kKeyMIMEType, "image/raw");
2015            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2016            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2017            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2018            break;
2019        }
2020
2021        case OMX_PortDomainAudio:
2022        {
2023            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2024
2025            CHECK_EQ(audio_def->eEncoding, OMX_AUDIO_CodingPCM);
2026
2027            OMX_AUDIO_PARAM_PCMMODETYPE params;
2028            params.nSize = sizeof(params);
2029            params.nVersion.s.nVersionMajor = 1;
2030            params.nVersion.s.nVersionMinor = 1;
2031            params.nPortIndex = kPortIndexOutput;
2032
2033            err = mOMX->get_parameter(
2034                    mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2035            CHECK_EQ(err, OK);
2036
2037            CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2038            CHECK_EQ(params.nBitPerSample, 16);
2039            CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2040
2041            int32_t numChannels, sampleRate;
2042            inputFormat->findInt32(kKeyChannelCount, &numChannels);
2043            inputFormat->findInt32(kKeySampleRate, &sampleRate);
2044
2045            mOutputFormat->setCString(kKeyMIMEType, "audio/raw");
2046            mOutputFormat->setInt32(kKeyChannelCount, numChannels);
2047            mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2048            break;
2049        }
2050
2051        case OMX_PortDomainVideo:
2052        {
2053            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2054
2055            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2056                mOutputFormat->setCString(kKeyMIMEType, "video/raw");
2057            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2058                mOutputFormat->setCString(kKeyMIMEType, "video/mp4v-es");
2059            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2060                mOutputFormat->setCString(kKeyMIMEType, "video/3gpp");
2061            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2062                mOutputFormat->setCString(kKeyMIMEType, "video/avc");
2063            } else {
2064                CHECK(!"Unknown compression format.");
2065            }
2066
2067            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2068                // This component appears to be lying to me.
2069                mOutputFormat->setInt32(
2070                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2071                mOutputFormat->setInt32(
2072                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2073            } else {
2074                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2075                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2076            }
2077
2078            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2079            break;
2080        }
2081
2082        default:
2083        {
2084            CHECK(!"should not be here, neither audio nor video.");
2085            break;
2086        }
2087    }
2088}
2089
2090}  // namespace android
2091