OMXCodec.cpp revision 738c4315859395bfeeaae3d4c9d6fb9f414778f1 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17//#define LOG_NDEBUG 0
18#define LOG_TAG "OMXCodec"
19#include <utils/Log.h>
20
21#include "include/ESDS.h"
22
23#include <binder/IServiceManager.h>
24#include <binder/MemoryDealer.h>
25#include <binder/ProcessState.h>
26#include <media/IMediaPlayerService.h>
27#include <media/stagefright/MediaBuffer.h>
28#include <media/stagefright/MediaBufferGroup.h>
29#include <media/stagefright/MediaDebug.h>
30#include <media/stagefright/MediaDefs.h>
31#include <media/stagefright/MediaExtractor.h>
32#include <media/stagefright/MetaData.h>
33#include <media/stagefright/OMXCodec.h>
34#include <media/stagefright/Utils.h>
35#include <utils/Vector.h>
36
37#include <OMX_Audio.h>
38#include <OMX_Component.h>
39
40namespace android {
41
42static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
43
44struct CodecInfo {
45    const char *mime;
46    const char *codec;
47};
48
49static const CodecInfo kDecoderInfo[] = {
50    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
51    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
52    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.PV.mp3dec" },
53    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
54    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrdec" },
55    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
56    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.PV.amrdec" },
57    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
58    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacdec" },
59    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
60    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
61    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4dec" },
62    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
63    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.Decoder" },
64    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263dec" },
65    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
66    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
67    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcdec" },
68};
69
70static const CodecInfo kEncoderInfo[] = {
71    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
72    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrencnb" },
73    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
74    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
75    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
76    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
77    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
78    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
79    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
80    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
81    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
82    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
83    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
84};
85
86#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
87#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
88
89struct OMXCodecObserver : public BnOMXObserver {
90    OMXCodecObserver() {
91    }
92
93    void setCodec(const sp<OMXCodec> &target) {
94        mTarget = target;
95    }
96
97    // from IOMXObserver
98    virtual void onMessage(const omx_message &msg) {
99        sp<OMXCodec> codec = mTarget.promote();
100
101        if (codec.get() != NULL) {
102            codec->on_message(msg);
103        }
104    }
105
106protected:
107    virtual ~OMXCodecObserver() {}
108
109private:
110    wp<OMXCodec> mTarget;
111
112    OMXCodecObserver(const OMXCodecObserver &);
113    OMXCodecObserver &operator=(const OMXCodecObserver &);
114};
115
116static const char *GetCodec(const CodecInfo *info, size_t numInfos,
117                            const char *mime, int index) {
118    CHECK(index >= 0);
119    for(size_t i = 0; i < numInfos; ++i) {
120        if (!strcasecmp(mime, info[i].mime)) {
121            if (index == 0) {
122                return info[i].codec;
123            }
124
125            --index;
126        }
127    }
128
129    return NULL;
130}
131
132enum {
133    kAVCProfileBaseline      = 0x42,
134    kAVCProfileMain          = 0x4d,
135    kAVCProfileExtended      = 0x58,
136    kAVCProfileHigh          = 0x64,
137    kAVCProfileHigh10        = 0x6e,
138    kAVCProfileHigh422       = 0x7a,
139    kAVCProfileHigh444       = 0xf4,
140    kAVCProfileCAVLC444Intra = 0x2c
141};
142
143static const char *AVCProfileToString(uint8_t profile) {
144    switch (profile) {
145        case kAVCProfileBaseline:
146            return "Baseline";
147        case kAVCProfileMain:
148            return "Main";
149        case kAVCProfileExtended:
150            return "Extended";
151        case kAVCProfileHigh:
152            return "High";
153        case kAVCProfileHigh10:
154            return "High 10";
155        case kAVCProfileHigh422:
156            return "High 422";
157        case kAVCProfileHigh444:
158            return "High 444";
159        case kAVCProfileCAVLC444Intra:
160            return "CAVLC 444 Intra";
161        default:   return "Unknown";
162    }
163}
164
165template<class T>
166static void InitOMXParams(T *params) {
167    params->nSize = sizeof(T);
168    params->nVersion.s.nVersionMajor = 1;
169    params->nVersion.s.nVersionMinor = 0;
170    params->nVersion.s.nRevision = 0;
171    params->nVersion.s.nStep = 0;
172}
173
174static bool IsSoftwareCodec(const char *componentName) {
175    if (!strncmp("OMX.PV.", componentName, 7)) {
176        return true;
177    }
178
179    return false;
180}
181
182static int CompareSoftwareCodecsFirst(
183        const String8 *elem1, const String8 *elem2) {
184    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
185    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
186
187    if (isSoftwareCodec1) {
188        if (isSoftwareCodec2) { return 0; }
189        return -1;
190    }
191
192    if (isSoftwareCodec2) {
193        return 1;
194    }
195
196    return 0;
197}
198
199// static
200uint32_t OMXCodec::getComponentQuirks(const char *componentName) {
201    uint32_t quirks = 0;
202
203    if (!strcmp(componentName, "OMX.PV.avcdec")) {
204        quirks |= kWantsNALFragments;
205    }
206    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
207        quirks |= kNeedsFlushBeforeDisable;
208    }
209    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
210        quirks |= kNeedsFlushBeforeDisable;
211        quirks |= kRequiresFlushCompleteEmulation;
212    }
213    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
214        quirks |= kRequiresLoadedToIdleAfterAllocation;
215        quirks |= kRequiresAllocateBufferOnInputPorts;
216        quirks |= kRequiresAllocateBufferOnOutputPorts;
217    }
218    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
219        // XXX Required on P....on only.
220        quirks |= kRequiresAllocateBufferOnOutputPorts;
221    }
222
223    if (!strncmp(componentName, "OMX.TI.", 7)) {
224        // Apparently I must not use OMX_UseBuffer on either input or
225        // output ports on any of the TI components or quote:
226        // "(I) may have unexpected problem (sic) which can be timing related
227        //  and hard to reproduce."
228
229        quirks |= kRequiresAllocateBufferOnInputPorts;
230        quirks |= kRequiresAllocateBufferOnOutputPorts;
231    }
232
233    return quirks;
234}
235
236// static
237void OMXCodec::findMatchingCodecs(
238        const char *mime,
239        bool createEncoder, const char *matchComponentName,
240        uint32_t flags,
241        Vector<String8> *matchingCodecs) {
242    matchingCodecs->clear();
243
244    for (int index = 0;; ++index) {
245        const char *componentName;
246
247        if (createEncoder) {
248            componentName = GetCodec(
249                    kEncoderInfo,
250                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
251                    mime, index);
252        } else {
253            componentName = GetCodec(
254                    kDecoderInfo,
255                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
256                    mime, index);
257        }
258
259        if (!componentName) {
260            break;
261        }
262
263        // If a specific codec is requested, skip the non-matching ones.
264        if (matchComponentName && strcmp(componentName, matchComponentName)) {
265            continue;
266        }
267
268        matchingCodecs->push(String8(componentName));
269    }
270
271    if (flags & kPreferSoftwareCodecs) {
272        matchingCodecs->sort(CompareSoftwareCodecsFirst);
273    }
274}
275
276// static
277sp<OMXCodec> OMXCodec::Create(
278        const sp<IOMX> &omx,
279        const sp<MetaData> &meta, bool createEncoder,
280        const sp<MediaSource> &source,
281        const char *matchComponentName,
282        uint32_t flags) {
283    const char *mime;
284    bool success = meta->findCString(kKeyMIMEType, &mime);
285    CHECK(success);
286
287    Vector<String8> matchingCodecs;
288    findMatchingCodecs(
289            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
290
291    if (matchingCodecs.isEmpty()) {
292        return NULL;
293    }
294
295    sp<OMXCodecObserver> observer = new OMXCodecObserver;
296    IOMX::node_id node = 0;
297    success = false;
298
299    const char *componentName;
300    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
301        componentName = matchingCodecs[i].string();
302
303        LOGV("Attempting to allocate OMX node '%s'", componentName);
304
305        status_t err = omx->allocateNode(componentName, observer, &node);
306        if (err == OK) {
307            LOGV("Successfully allocated OMX node '%s'", componentName);
308
309            success = true;
310            break;
311        }
312    }
313
314    if (!success) {
315        return NULL;
316    }
317
318    sp<OMXCodec> codec = new OMXCodec(
319            omx, node, getComponentQuirks(componentName),
320            createEncoder, mime, componentName,
321            source);
322
323    observer->setCodec(codec);
324
325    uint32_t type;
326    const void *data;
327    size_t size;
328    if (meta->findData(kKeyESDS, &type, &data, &size)) {
329        ESDS esds((const char *)data, size);
330        CHECK_EQ(esds.InitCheck(), OK);
331
332        const void *codec_specific_data;
333        size_t codec_specific_data_size;
334        esds.getCodecSpecificInfo(
335                &codec_specific_data, &codec_specific_data_size);
336
337        printf("found codec-specific data of size %d\n",
338               codec_specific_data_size);
339
340        codec->addCodecSpecificData(
341                codec_specific_data, codec_specific_data_size);
342    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
343        printf("found avcc of size %d\n", size);
344
345        // Parse the AVCDecoderConfigurationRecord
346
347        const uint8_t *ptr = (const uint8_t *)data;
348
349        CHECK(size >= 7);
350        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
351        uint8_t profile = ptr[1];
352        uint8_t level = ptr[3];
353
354        CHECK((ptr[4] >> 2) == 0x3f);  // reserved
355
356        size_t lengthSize = 1 + (ptr[4] & 3);
357
358        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
359        // violates it...
360        // CHECK((ptr[5] >> 5) == 7);  // reserved
361
362        size_t numSeqParameterSets = ptr[5] & 31;
363
364        ptr += 6;
365        size -= 6;
366
367        for (size_t i = 0; i < numSeqParameterSets; ++i) {
368            CHECK(size >= 2);
369            size_t length = U16_AT(ptr);
370
371            ptr += 2;
372            size -= 2;
373
374            CHECK(size >= length);
375
376            codec->addCodecSpecificData(ptr, length);
377
378            ptr += length;
379            size -= length;
380        }
381
382        CHECK(size >= 1);
383        size_t numPictureParameterSets = *ptr;
384        ++ptr;
385        --size;
386
387        for (size_t i = 0; i < numPictureParameterSets; ++i) {
388            CHECK(size >= 2);
389            size_t length = U16_AT(ptr);
390
391            ptr += 2;
392            size -= 2;
393
394            CHECK(size >= length);
395
396            codec->addCodecSpecificData(ptr, length);
397
398            ptr += length;
399            size -= length;
400        }
401
402        LOGV("AVC profile = %d (%s), level = %d",
403             (int)profile, AVCProfileToString(profile), (int)level / 10);
404
405        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
406            && (profile != kAVCProfileBaseline || level > 39)) {
407            // This stream exceeds the decoder's capabilities. The decoder
408            // does not handle this gracefully and would clobber the heap
409            // and wreak havoc instead...
410
411            LOGE("Profile and/or level exceed the decoder's capabilities.");
412            return NULL;
413        }
414    }
415
416    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
417        codec->setAMRFormat();
418    }
419    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
420        codec->setAMRWBFormat();
421    }
422    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
423        int32_t numChannels, sampleRate;
424        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
425        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
426
427        codec->setAACFormat(numChannels, sampleRate);
428    }
429    if (!strncasecmp(mime, "video/", 6)) {
430        int32_t width, height;
431        bool success = meta->findInt32(kKeyWidth, &width);
432        success = success && meta->findInt32(kKeyHeight, &height);
433        CHECK(success);
434
435        if (createEncoder) {
436            codec->setVideoInputFormat(mime, width, height);
437        } else {
438            codec->setVideoOutputFormat(mime, width, height);
439        }
440    }
441    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
442        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
443        OMX_COLOR_FORMATTYPE format =
444            OMX_COLOR_Format32bitARGB8888;
445            // OMX_COLOR_FormatYUV420PackedPlanar;
446            // OMX_COLOR_FormatCbYCrY;
447            // OMX_COLOR_FormatYUV411Planar;
448
449        int32_t width, height;
450        bool success = meta->findInt32(kKeyWidth, &width);
451        success = success && meta->findInt32(kKeyHeight, &height);
452
453        int32_t compressedSize;
454        success = success && meta->findInt32(
455                kKeyMaxInputSize, &compressedSize);
456
457        CHECK(success);
458        CHECK(compressedSize > 0);
459
460        codec->setImageOutputFormat(format, width, height);
461        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
462    }
463
464    int32_t maxInputSize;
465    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
466        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
467    }
468
469    if (!strcmp(componentName, "OMX.TI.AMR.encode")
470        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
471        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
472    }
473
474    codec->initOutputFormat(meta);
475
476    return codec;
477}
478
479void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
480    OMX_PARAM_PORTDEFINITIONTYPE def;
481    InitOMXParams(&def);
482    def.nPortIndex = portIndex;
483
484    status_t err = mOMX->getParameter(
485            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
486    CHECK_EQ(err, OK);
487
488    if (def.nBufferSize < size) {
489        def.nBufferSize = size;
490    }
491
492    err = mOMX->setParameter(
493            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
494    CHECK_EQ(err, OK);
495
496    err = mOMX->getParameter(
497            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
498    CHECK_EQ(err, OK);
499
500    // Make sure the setting actually stuck.
501    CHECK(def.nBufferSize >= size);
502}
503
504status_t OMXCodec::setVideoPortFormatType(
505        OMX_U32 portIndex,
506        OMX_VIDEO_CODINGTYPE compressionFormat,
507        OMX_COLOR_FORMATTYPE colorFormat) {
508    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
509    InitOMXParams(&format);
510    format.nPortIndex = portIndex;
511    format.nIndex = 0;
512    bool found = false;
513
514    OMX_U32 index = 0;
515    for (;;) {
516        format.nIndex = index;
517        status_t err = mOMX->getParameter(
518                mNode, OMX_IndexParamVideoPortFormat,
519                &format, sizeof(format));
520
521        if (err != OK) {
522            return err;
523        }
524
525        // The following assertion is violated by TI's video decoder.
526        // CHECK_EQ(format.nIndex, index);
527
528#if 1
529        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
530             portIndex,
531             index, format.eCompressionFormat, format.eColorFormat);
532#endif
533
534        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
535            if (portIndex == kPortIndexInput
536                    && colorFormat == format.eColorFormat) {
537                // eCompressionFormat does not seem right.
538                found = true;
539                break;
540            }
541            if (portIndex == kPortIndexOutput
542                    && compressionFormat == format.eCompressionFormat) {
543                // eColorFormat does not seem right.
544                found = true;
545                break;
546            }
547        }
548
549        if (format.eCompressionFormat == compressionFormat
550            && format.eColorFormat == colorFormat) {
551            found = true;
552            break;
553        }
554
555        ++index;
556    }
557
558    if (!found) {
559        return UNKNOWN_ERROR;
560    }
561
562    CODEC_LOGV("found a match.");
563    status_t err = mOMX->setParameter(
564            mNode, OMX_IndexParamVideoPortFormat,
565            &format, sizeof(format));
566
567    return err;
568}
569
570static size_t getFrameSize(
571        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
572    switch (colorFormat) {
573        case OMX_COLOR_FormatYCbYCr:
574        case OMX_COLOR_FormatCbYCrY:
575            return width * height * 2;
576
577        case OMX_COLOR_FormatYUV420SemiPlanar:
578            return (width * height * 3) / 2;
579
580        default:
581            CHECK(!"Should not be here. Unsupported color format.");
582            break;
583    }
584}
585
586void OMXCodec::setVideoInputFormat(
587        const char *mime, OMX_U32 width, OMX_U32 height) {
588    CODEC_LOGV("setVideoInputFormat width=%ld, height=%ld", width, height);
589
590    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
591    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
592        compressionFormat = OMX_VIDEO_CodingAVC;
593    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
594        compressionFormat = OMX_VIDEO_CodingMPEG4;
595    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
596        compressionFormat = OMX_VIDEO_CodingH263;
597    } else {
598        LOGE("Not a supported video mime type: %s", mime);
599        CHECK(!"Should not be here. Not a supported video mime type.");
600    }
601
602    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
603    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
604        colorFormat = OMX_COLOR_FormatYCbYCr;
605    }
606
607    CHECK_EQ(setVideoPortFormatType(
608            kPortIndexInput, OMX_VIDEO_CodingUnused,
609            colorFormat), OK);
610
611    CHECK_EQ(setVideoPortFormatType(
612            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
613            OK);
614
615    OMX_PARAM_PORTDEFINITIONTYPE def;
616    InitOMXParams(&def);
617    def.nPortIndex = kPortIndexOutput;
618
619    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
620
621    status_t err = mOMX->getParameter(
622            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
623
624    CHECK_EQ(err, OK);
625    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
626
627    video_def->nFrameWidth = width;
628    video_def->nFrameHeight = height;
629
630    video_def->eCompressionFormat = compressionFormat;
631    video_def->eColorFormat = OMX_COLOR_FormatUnused;
632
633    err = mOMX->setParameter(
634            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
635    CHECK_EQ(err, OK);
636
637    ////////////////////////////////////////////////////////////////////////////
638
639    InitOMXParams(&def);
640    def.nPortIndex = kPortIndexInput;
641
642    err = mOMX->getParameter(
643            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
644    CHECK_EQ(err, OK);
645
646    def.nBufferSize = getFrameSize(colorFormat, width, height);
647    CODEC_LOGV("Setting nBufferSize = %ld", def.nBufferSize);
648
649    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
650
651    video_def->nFrameWidth = width;
652    video_def->nFrameHeight = height;
653    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
654    video_def->eColorFormat = colorFormat;
655
656    video_def->xFramerate = 24 << 16;  // XXX crucial!
657
658    err = mOMX->setParameter(
659            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
660    CHECK_EQ(err, OK);
661
662    switch (compressionFormat) {
663        case OMX_VIDEO_CodingMPEG4:
664        {
665            CHECK_EQ(setupMPEG4EncoderParameters(), OK);
666            break;
667        }
668
669        case OMX_VIDEO_CodingH263:
670            break;
671
672        case OMX_VIDEO_CodingAVC:
673        {
674            CHECK_EQ(setupAVCEncoderParameters(), OK);
675            break;
676        }
677
678        default:
679            CHECK(!"Support for this compressionFormat to be implemented.");
680            break;
681    }
682}
683
684status_t OMXCodec::setupMPEG4EncoderParameters() {
685    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
686    InitOMXParams(&mpeg4type);
687    mpeg4type.nPortIndex = kPortIndexOutput;
688
689    status_t err = mOMX->getParameter(
690            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
691    CHECK_EQ(err, OK);
692
693    mpeg4type.nSliceHeaderSpacing = 0;
694    mpeg4type.bSVH = OMX_FALSE;
695    mpeg4type.bGov = OMX_FALSE;
696
697    mpeg4type.nAllowedPictureTypes =
698        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
699
700    mpeg4type.nPFrames = 23;
701    mpeg4type.nBFrames = 0;
702
703    mpeg4type.nIDCVLCThreshold = 0;
704    mpeg4type.bACPred = OMX_TRUE;
705    mpeg4type.nMaxPacketSize = 256;
706    mpeg4type.nTimeIncRes = 1000;
707    mpeg4type.nHeaderExtension = 0;
708    mpeg4type.bReversibleVLC = OMX_FALSE;
709
710    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
711    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
712
713    err = mOMX->setParameter(
714            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
715    CHECK_EQ(err, OK);
716
717    // ----------------
718
719    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
720    InitOMXParams(&bitrateType);
721    bitrateType.nPortIndex = kPortIndexOutput;
722
723    err = mOMX->getParameter(
724            mNode, OMX_IndexParamVideoBitrate,
725            &bitrateType, sizeof(bitrateType));
726    CHECK_EQ(err, OK);
727
728    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
729    bitrateType.nTargetBitrate = 1000000;
730
731    err = mOMX->setParameter(
732            mNode, OMX_IndexParamVideoBitrate,
733            &bitrateType, sizeof(bitrateType));
734    CHECK_EQ(err, OK);
735
736    // ----------------
737
738    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
739    InitOMXParams(&errorCorrectionType);
740    errorCorrectionType.nPortIndex = kPortIndexOutput;
741
742    err = mOMX->getParameter(
743            mNode, OMX_IndexParamVideoErrorCorrection,
744            &errorCorrectionType, sizeof(errorCorrectionType));
745    CHECK_EQ(err, OK);
746
747    errorCorrectionType.bEnableHEC = OMX_FALSE;
748    errorCorrectionType.bEnableResync = OMX_TRUE;
749    errorCorrectionType.nResynchMarkerSpacing = 256;
750    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
751    errorCorrectionType.bEnableRVLC = OMX_FALSE;
752
753    err = mOMX->setParameter(
754            mNode, OMX_IndexParamVideoErrorCorrection,
755            &errorCorrectionType, sizeof(errorCorrectionType));
756    CHECK_EQ(err, OK);
757
758    return OK;
759}
760
761status_t OMXCodec::setupAVCEncoderParameters() {
762    OMX_VIDEO_PARAM_AVCTYPE h264type;
763    InitOMXParams(&h264type);
764    h264type.nPortIndex = kPortIndexOutput;
765
766    status_t err = mOMX->getParameter(
767            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
768    CHECK_EQ(err, OK);
769
770    h264type.nAllowedPictureTypes =
771        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
772
773    h264type.nSliceHeaderSpacing = 0;
774    h264type.nBFrames = 0;
775    h264type.bUseHadamard = OMX_TRUE;
776    h264type.nRefFrames = 1;
777    h264type.nRefIdx10ActiveMinus1 = 0;
778    h264type.nRefIdx11ActiveMinus1 = 0;
779    h264type.bEnableUEP = OMX_FALSE;
780    h264type.bEnableFMO = OMX_FALSE;
781    h264type.bEnableASO = OMX_FALSE;
782    h264type.bEnableRS = OMX_FALSE;
783    h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
784    h264type.eLevel = OMX_VIDEO_AVCLevel1b;
785    h264type.bFrameMBsOnly = OMX_TRUE;
786    h264type.bMBAFF = OMX_FALSE;
787    h264type.bEntropyCodingCABAC = OMX_FALSE;
788    h264type.bWeightedPPrediction = OMX_FALSE;
789    h264type.bconstIpred = OMX_FALSE;
790    h264type.bDirect8x8Inference = OMX_FALSE;
791    h264type.bDirectSpatialTemporal = OMX_FALSE;
792    h264type.nCabacInitIdc = 0;
793    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
794
795    err = mOMX->setParameter(
796            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
797    CHECK_EQ(err, OK);
798
799    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
800    InitOMXParams(&bitrateType);
801    bitrateType.nPortIndex = kPortIndexOutput;
802
803    err = mOMX->getParameter(
804            mNode, OMX_IndexParamVideoBitrate,
805            &bitrateType, sizeof(bitrateType));
806    CHECK_EQ(err, OK);
807
808    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
809    bitrateType.nTargetBitrate = 1000000;
810
811    err = mOMX->setParameter(
812            mNode, OMX_IndexParamVideoBitrate,
813            &bitrateType, sizeof(bitrateType));
814    CHECK_EQ(err, OK);
815
816    return OK;
817}
818
819void OMXCodec::setVideoOutputFormat(
820        const char *mime, OMX_U32 width, OMX_U32 height) {
821    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
822
823    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
824    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
825        compressionFormat = OMX_VIDEO_CodingAVC;
826    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
827        compressionFormat = OMX_VIDEO_CodingMPEG4;
828    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
829        compressionFormat = OMX_VIDEO_CodingH263;
830    } else {
831        LOGE("Not a supported video mime type: %s", mime);
832        CHECK(!"Should not be here. Not a supported video mime type.");
833    }
834
835    setVideoPortFormatType(
836            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
837
838#if 1
839    {
840        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
841        InitOMXParams(&format);
842        format.nPortIndex = kPortIndexOutput;
843        format.nIndex = 0;
844
845        status_t err = mOMX->getParameter(
846                mNode, OMX_IndexParamVideoPortFormat,
847                &format, sizeof(format));
848        CHECK_EQ(err, OK);
849        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
850
851        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
852
853        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
854               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
855               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
856               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
857
858        err = mOMX->setParameter(
859                mNode, OMX_IndexParamVideoPortFormat,
860                &format, sizeof(format));
861        CHECK_EQ(err, OK);
862    }
863#endif
864
865    OMX_PARAM_PORTDEFINITIONTYPE def;
866    InitOMXParams(&def);
867    def.nPortIndex = kPortIndexInput;
868
869    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
870
871    status_t err = mOMX->getParameter(
872            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
873
874    CHECK_EQ(err, OK);
875
876#if 1
877    // XXX Need a (much) better heuristic to compute input buffer sizes.
878    const size_t X = 64 * 1024;
879    if (def.nBufferSize < X) {
880        def.nBufferSize = X;
881    }
882#endif
883
884    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
885
886    video_def->nFrameWidth = width;
887    video_def->nFrameHeight = height;
888
889    video_def->eCompressionFormat = compressionFormat;
890    video_def->eColorFormat = OMX_COLOR_FormatUnused;
891
892    err = mOMX->setParameter(
893            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
894    CHECK_EQ(err, OK);
895
896    ////////////////////////////////////////////////////////////////////////////
897
898    InitOMXParams(&def);
899    def.nPortIndex = kPortIndexOutput;
900
901    err = mOMX->getParameter(
902            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
903    CHECK_EQ(err, OK);
904    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
905
906#if 0
907    def.nBufferSize =
908        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
909#endif
910
911    video_def->nFrameWidth = width;
912    video_def->nFrameHeight = height;
913
914    err = mOMX->setParameter(
915            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
916    CHECK_EQ(err, OK);
917}
918
919OMXCodec::OMXCodec(
920        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
921        bool isEncoder,
922        const char *mime,
923        const char *componentName,
924        const sp<MediaSource> &source)
925    : mOMX(omx),
926      mNode(node),
927      mQuirks(quirks),
928      mIsEncoder(isEncoder),
929      mMIME(strdup(mime)),
930      mComponentName(strdup(componentName)),
931      mSource(source),
932      mCodecSpecificDataIndex(0),
933      mState(LOADED),
934      mInitialBufferSubmit(true),
935      mSignalledEOS(false),
936      mNoMoreOutputData(false),
937      mOutputPortSettingsHaveChanged(false),
938      mSeekTimeUs(-1) {
939    mPortStatus[kPortIndexInput] = ENABLED;
940    mPortStatus[kPortIndexOutput] = ENABLED;
941
942    setComponentRole();
943}
944
945// static
946void OMXCodec::setComponentRole(
947        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
948        const char *mime) {
949    struct MimeToRole {
950        const char *mime;
951        const char *decoderRole;
952        const char *encoderRole;
953    };
954
955    static const MimeToRole kMimeToRole[] = {
956        { MEDIA_MIMETYPE_AUDIO_MPEG,
957            "audio_decoder.mp3", "audio_encoder.mp3" },
958        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
959            "audio_decoder.amrnb", "audio_encoder.amrnb" },
960        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
961            "audio_decoder.amrwb", "audio_encoder.amrwb" },
962        { MEDIA_MIMETYPE_AUDIO_AAC,
963            "audio_decoder.aac", "audio_encoder.aac" },
964        { MEDIA_MIMETYPE_VIDEO_AVC,
965            "video_decoder.avc", "video_encoder.avc" },
966        { MEDIA_MIMETYPE_VIDEO_MPEG4,
967            "video_decoder.mpeg4", "video_encoder.mpeg4" },
968        { MEDIA_MIMETYPE_VIDEO_H263,
969            "video_decoder.h263", "video_encoder.h263" },
970    };
971
972    static const size_t kNumMimeToRole =
973        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
974
975    size_t i;
976    for (i = 0; i < kNumMimeToRole; ++i) {
977        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
978            break;
979        }
980    }
981
982    if (i == kNumMimeToRole) {
983        return;
984    }
985
986    const char *role =
987        isEncoder ? kMimeToRole[i].encoderRole
988                  : kMimeToRole[i].decoderRole;
989
990    if (role != NULL) {
991        OMX_PARAM_COMPONENTROLETYPE roleParams;
992        InitOMXParams(&roleParams);
993
994        strncpy((char *)roleParams.cRole,
995                role, OMX_MAX_STRINGNAME_SIZE - 1);
996
997        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
998
999        status_t err = omx->setParameter(
1000                node, OMX_IndexParamStandardComponentRole,
1001                &roleParams, sizeof(roleParams));
1002
1003        if (err != OK) {
1004            LOGW("Failed to set standard component role '%s'.", role);
1005        }
1006    }
1007}
1008
1009void OMXCodec::setComponentRole() {
1010    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1011}
1012
1013OMXCodec::~OMXCodec() {
1014    CHECK(mState == LOADED || mState == ERROR);
1015
1016    status_t err = mOMX->freeNode(mNode);
1017    CHECK_EQ(err, OK);
1018
1019    mNode = NULL;
1020    setState(DEAD);
1021
1022    clearCodecSpecificData();
1023
1024    free(mComponentName);
1025    mComponentName = NULL;
1026
1027    free(mMIME);
1028    mMIME = NULL;
1029}
1030
1031status_t OMXCodec::init() {
1032    // mLock is held.
1033
1034    CHECK_EQ(mState, LOADED);
1035
1036    status_t err;
1037    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1038        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1039        CHECK_EQ(err, OK);
1040        setState(LOADED_TO_IDLE);
1041    }
1042
1043    err = allocateBuffers();
1044    CHECK_EQ(err, OK);
1045
1046    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1047        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1048        CHECK_EQ(err, OK);
1049
1050        setState(LOADED_TO_IDLE);
1051    }
1052
1053    while (mState != EXECUTING && mState != ERROR) {
1054        mAsyncCompletion.wait(mLock);
1055    }
1056
1057    return mState == ERROR ? UNKNOWN_ERROR : OK;
1058}
1059
1060// static
1061bool OMXCodec::isIntermediateState(State state) {
1062    return state == LOADED_TO_IDLE
1063        || state == IDLE_TO_EXECUTING
1064        || state == EXECUTING_TO_IDLE
1065        || state == IDLE_TO_LOADED
1066        || state == RECONFIGURING;
1067}
1068
1069status_t OMXCodec::allocateBuffers() {
1070    status_t err = allocateBuffersOnPort(kPortIndexInput);
1071
1072    if (err != OK) {
1073        return err;
1074    }
1075
1076    return allocateBuffersOnPort(kPortIndexOutput);
1077}
1078
1079status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1080    OMX_PARAM_PORTDEFINITIONTYPE def;
1081    InitOMXParams(&def);
1082    def.nPortIndex = portIndex;
1083
1084    status_t err = mOMX->getParameter(
1085            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1086
1087    if (err != OK) {
1088        return err;
1089    }
1090
1091    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1092    mDealer[portIndex] = new MemoryDealer(totalSize);
1093
1094    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1095        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1096        CHECK(mem.get() != NULL);
1097
1098        IOMX::buffer_id buffer;
1099        if (portIndex == kPortIndexInput
1100                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1101            err = mOMX->allocateBufferWithBackup(
1102                    mNode, portIndex, mem, &buffer);
1103        } else if (portIndex == kPortIndexOutput
1104                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1105            err = mOMX->allocateBufferWithBackup(
1106                    mNode, portIndex, mem, &buffer);
1107        } else {
1108            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1109        }
1110
1111        if (err != OK) {
1112            LOGE("allocate_buffer_with_backup failed");
1113            return err;
1114        }
1115
1116        BufferInfo info;
1117        info.mBuffer = buffer;
1118        info.mOwnedByComponent = false;
1119        info.mMem = mem;
1120        info.mMediaBuffer = NULL;
1121
1122        if (portIndex == kPortIndexOutput) {
1123            info.mMediaBuffer = new MediaBuffer(mem->pointer(), mem->size());
1124            info.mMediaBuffer->setObserver(this);
1125        }
1126
1127        mPortBuffers[portIndex].push(info);
1128
1129        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1130             portIndex == kPortIndexInput ? "input" : "output");
1131    }
1132
1133    dumpPortStatus(portIndex);
1134
1135    return OK;
1136}
1137
1138void OMXCodec::on_message(const omx_message &msg) {
1139    Mutex::Autolock autoLock(mLock);
1140
1141    switch (msg.type) {
1142        case omx_message::EVENT:
1143        {
1144            onEvent(
1145                 msg.u.event_data.event, msg.u.event_data.data1,
1146                 msg.u.event_data.data2);
1147
1148            break;
1149        }
1150
1151        case omx_message::EMPTY_BUFFER_DONE:
1152        {
1153            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1154
1155            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1156
1157            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1158            size_t i = 0;
1159            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1160                ++i;
1161            }
1162
1163            CHECK(i < buffers->size());
1164            if (!(*buffers)[i].mOwnedByComponent) {
1165                LOGW("We already own input buffer %p, yet received "
1166                     "an EMPTY_BUFFER_DONE.", buffer);
1167            }
1168
1169            buffers->editItemAt(i).mOwnedByComponent = false;
1170
1171            if (mPortStatus[kPortIndexInput] == DISABLING) {
1172                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1173
1174                status_t err =
1175                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1176                CHECK_EQ(err, OK);
1177
1178                buffers->removeAt(i);
1179            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1180                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1181                drainInputBuffer(&buffers->editItemAt(i));
1182            }
1183
1184            break;
1185        }
1186
1187        case omx_message::FILL_BUFFER_DONE:
1188        {
1189            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1190            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1191
1192            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx)",
1193                 buffer,
1194                 msg.u.extended_buffer_data.range_length,
1195                 flags);
1196
1197            CODEC_LOGV("FILL_BUFFER_DONE(timestamp: %lld us (%.2f secs))",
1198                 msg.u.extended_buffer_data.timestamp,
1199                 msg.u.extended_buffer_data.timestamp / 1E6);
1200
1201            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1202            size_t i = 0;
1203            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1204                ++i;
1205            }
1206
1207            CHECK(i < buffers->size());
1208            BufferInfo *info = &buffers->editItemAt(i);
1209
1210            if (!info->mOwnedByComponent) {
1211                LOGW("We already own output buffer %p, yet received "
1212                     "a FILL_BUFFER_DONE.", buffer);
1213            }
1214
1215            info->mOwnedByComponent = false;
1216
1217            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1218                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1219
1220                status_t err =
1221                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1222                CHECK_EQ(err, OK);
1223
1224                buffers->removeAt(i);
1225            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1226                       && (flags & OMX_BUFFERFLAG_EOS)) {
1227                CODEC_LOGV("No more output data.");
1228                mNoMoreOutputData = true;
1229                mBufferFilled.signal();
1230            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1231                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1232
1233                MediaBuffer *buffer = info->mMediaBuffer;
1234
1235                buffer->set_range(
1236                        msg.u.extended_buffer_data.range_offset,
1237                        msg.u.extended_buffer_data.range_length);
1238
1239                buffer->meta_data()->clear();
1240
1241                buffer->meta_data()->setInt64(
1242                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1243
1244                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1245                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1246                }
1247                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1248                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1249                }
1250
1251                buffer->meta_data()->setPointer(
1252                        kKeyPlatformPrivate,
1253                        msg.u.extended_buffer_data.platform_private);
1254
1255                buffer->meta_data()->setPointer(
1256                        kKeyBufferID,
1257                        msg.u.extended_buffer_data.buffer);
1258
1259                mFilledBuffers.push_back(i);
1260                mBufferFilled.signal();
1261            }
1262
1263            break;
1264        }
1265
1266        default:
1267        {
1268            CHECK(!"should not be here.");
1269            break;
1270        }
1271    }
1272}
1273
1274void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1275    switch (event) {
1276        case OMX_EventCmdComplete:
1277        {
1278            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1279            break;
1280        }
1281
1282        case OMX_EventError:
1283        {
1284            LOGE("ERROR(%ld, %ld)", data1, data2);
1285
1286            setState(ERROR);
1287            break;
1288        }
1289
1290        case OMX_EventPortSettingsChanged:
1291        {
1292            onPortSettingsChanged(data1);
1293            break;
1294        }
1295
1296        case OMX_EventBufferFlag:
1297        {
1298            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1299
1300            if (data1 == kPortIndexOutput) {
1301                mNoMoreOutputData = true;
1302            }
1303            break;
1304        }
1305
1306        default:
1307        {
1308            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1309            break;
1310        }
1311    }
1312}
1313
1314// Has the format changed in any way that the client would have to be aware of?
1315static bool formatHasNotablyChanged(
1316        const sp<MetaData> &from, const sp<MetaData> &to) {
1317    if (from.get() == NULL && to.get() == NULL) {
1318        return false;
1319    }
1320
1321    if ((from.get() == NULL && to.get() != NULL)
1322        || (from.get() != NULL && to.get() == NULL)) {
1323        return true;
1324    }
1325
1326    const char *mime_from, *mime_to;
1327    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1328    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1329
1330    if (strcasecmp(mime_from, mime_to)) {
1331        return true;
1332    }
1333
1334    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1335        int32_t colorFormat_from, colorFormat_to;
1336        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1337        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1338
1339        if (colorFormat_from != colorFormat_to) {
1340            return true;
1341        }
1342
1343        int32_t width_from, width_to;
1344        CHECK(from->findInt32(kKeyWidth, &width_from));
1345        CHECK(to->findInt32(kKeyWidth, &width_to));
1346
1347        if (width_from != width_to) {
1348            return true;
1349        }
1350
1351        int32_t height_from, height_to;
1352        CHECK(from->findInt32(kKeyHeight, &height_from));
1353        CHECK(to->findInt32(kKeyHeight, &height_to));
1354
1355        if (height_from != height_to) {
1356            return true;
1357        }
1358    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1359        int32_t numChannels_from, numChannels_to;
1360        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1361        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1362
1363        if (numChannels_from != numChannels_to) {
1364            return true;
1365        }
1366
1367        int32_t sampleRate_from, sampleRate_to;
1368        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1369        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1370
1371        if (sampleRate_from != sampleRate_to) {
1372            return true;
1373        }
1374    }
1375
1376    return false;
1377}
1378
1379void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1380    switch (cmd) {
1381        case OMX_CommandStateSet:
1382        {
1383            onStateChange((OMX_STATETYPE)data);
1384            break;
1385        }
1386
1387        case OMX_CommandPortDisable:
1388        {
1389            OMX_U32 portIndex = data;
1390            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1391
1392            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1393            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1394            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1395
1396            mPortStatus[portIndex] = DISABLED;
1397
1398            if (mState == RECONFIGURING) {
1399                CHECK_EQ(portIndex, kPortIndexOutput);
1400
1401                sp<MetaData> oldOutputFormat = mOutputFormat;
1402                initOutputFormat(mSource->getFormat());
1403
1404                // Don't notify clients if the output port settings change
1405                // wasn't of importance to them, i.e. it may be that just the
1406                // number of buffers has changed and nothing else.
1407                mOutputPortSettingsHaveChanged =
1408                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1409
1410                enablePortAsync(portIndex);
1411
1412                status_t err = allocateBuffersOnPort(portIndex);
1413                CHECK_EQ(err, OK);
1414            }
1415            break;
1416        }
1417
1418        case OMX_CommandPortEnable:
1419        {
1420            OMX_U32 portIndex = data;
1421            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1422
1423            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1424            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1425
1426            mPortStatus[portIndex] = ENABLED;
1427
1428            if (mState == RECONFIGURING) {
1429                CHECK_EQ(portIndex, kPortIndexOutput);
1430
1431                setState(EXECUTING);
1432
1433                fillOutputBuffers();
1434            }
1435            break;
1436        }
1437
1438        case OMX_CommandFlush:
1439        {
1440            OMX_U32 portIndex = data;
1441
1442            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1443
1444            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1445            mPortStatus[portIndex] = ENABLED;
1446
1447            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1448                     mPortBuffers[portIndex].size());
1449
1450            if (mState == RECONFIGURING) {
1451                CHECK_EQ(portIndex, kPortIndexOutput);
1452
1453                disablePortAsync(portIndex);
1454            } else if (mState == EXECUTING_TO_IDLE) {
1455                if (mPortStatus[kPortIndexInput] == ENABLED
1456                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1457                    CODEC_LOGV("Finished flushing both ports, now completing "
1458                         "transition from EXECUTING to IDLE.");
1459
1460                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1461                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1462
1463                    status_t err =
1464                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1465                    CHECK_EQ(err, OK);
1466                }
1467            } else {
1468                // We're flushing both ports in preparation for seeking.
1469
1470                if (mPortStatus[kPortIndexInput] == ENABLED
1471                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1472                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1473                         " seek-time.");
1474
1475                    // Clear this flag in case the decoder sent us either
1476                    // the EVENT_BUFFER_FLAG(1) or an output buffer with
1477                    // the EOS flag set _while_ flushing. Since we're going
1478                    // to submit "fresh" input data now, this flag no longer
1479                    // applies to our future.
1480                    mNoMoreOutputData = false;
1481
1482                    drainInputBuffers();
1483                    fillOutputBuffers();
1484                }
1485            }
1486
1487            break;
1488        }
1489
1490        default:
1491        {
1492            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1493            break;
1494        }
1495    }
1496}
1497
1498void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1499    switch (newState) {
1500        case OMX_StateIdle:
1501        {
1502            CODEC_LOGV("Now Idle.");
1503            if (mState == LOADED_TO_IDLE) {
1504                status_t err = mOMX->sendCommand(
1505                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1506
1507                CHECK_EQ(err, OK);
1508
1509                setState(IDLE_TO_EXECUTING);
1510            } else {
1511                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1512
1513                CHECK_EQ(
1514                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1515                    mPortBuffers[kPortIndexInput].size());
1516
1517                CHECK_EQ(
1518                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1519                    mPortBuffers[kPortIndexOutput].size());
1520
1521                status_t err = mOMX->sendCommand(
1522                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1523
1524                CHECK_EQ(err, OK);
1525
1526                err = freeBuffersOnPort(kPortIndexInput);
1527                CHECK_EQ(err, OK);
1528
1529                err = freeBuffersOnPort(kPortIndexOutput);
1530                CHECK_EQ(err, OK);
1531
1532                mPortStatus[kPortIndexInput] = ENABLED;
1533                mPortStatus[kPortIndexOutput] = ENABLED;
1534
1535                setState(IDLE_TO_LOADED);
1536            }
1537            break;
1538        }
1539
1540        case OMX_StateExecuting:
1541        {
1542            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1543
1544            CODEC_LOGV("Now Executing.");
1545
1546            setState(EXECUTING);
1547
1548            // Buffers will be submitted to the component in the first
1549            // call to OMXCodec::read as mInitialBufferSubmit is true at
1550            // this point. This ensures that this on_message call returns,
1551            // releases the lock and ::init can notice the state change and
1552            // itself return.
1553            break;
1554        }
1555
1556        case OMX_StateLoaded:
1557        {
1558            CHECK_EQ(mState, IDLE_TO_LOADED);
1559
1560            CODEC_LOGV("Now Loaded.");
1561
1562            setState(LOADED);
1563            break;
1564        }
1565
1566        default:
1567        {
1568            CHECK(!"should not be here.");
1569            break;
1570        }
1571    }
1572}
1573
1574// static
1575size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1576    size_t n = 0;
1577    for (size_t i = 0; i < buffers.size(); ++i) {
1578        if (!buffers[i].mOwnedByComponent) {
1579            ++n;
1580        }
1581    }
1582
1583    return n;
1584}
1585
1586status_t OMXCodec::freeBuffersOnPort(
1587        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1588    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1589
1590    status_t stickyErr = OK;
1591
1592    for (size_t i = buffers->size(); i-- > 0;) {
1593        BufferInfo *info = &buffers->editItemAt(i);
1594
1595        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1596            continue;
1597        }
1598
1599        CHECK_EQ(info->mOwnedByComponent, false);
1600
1601        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1602
1603        status_t err =
1604            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1605
1606        if (err != OK) {
1607            stickyErr = err;
1608        }
1609
1610        if (info->mMediaBuffer != NULL) {
1611            info->mMediaBuffer->setObserver(NULL);
1612
1613            // Make sure nobody but us owns this buffer at this point.
1614            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1615
1616            info->mMediaBuffer->release();
1617        }
1618
1619        buffers->removeAt(i);
1620    }
1621
1622    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1623
1624    return stickyErr;
1625}
1626
1627void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1628    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1629
1630    CHECK_EQ(mState, EXECUTING);
1631    CHECK_EQ(portIndex, kPortIndexOutput);
1632    setState(RECONFIGURING);
1633
1634    if (mQuirks & kNeedsFlushBeforeDisable) {
1635        if (!flushPortAsync(portIndex)) {
1636            onCmdComplete(OMX_CommandFlush, portIndex);
1637        }
1638    } else {
1639        disablePortAsync(portIndex);
1640    }
1641}
1642
1643bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1644    CHECK(mState == EXECUTING || mState == RECONFIGURING
1645            || mState == EXECUTING_TO_IDLE);
1646
1647    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1648         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1649         mPortBuffers[portIndex].size());
1650
1651    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1652    mPortStatus[portIndex] = SHUTTING_DOWN;
1653
1654    if ((mQuirks & kRequiresFlushCompleteEmulation)
1655        && countBuffersWeOwn(mPortBuffers[portIndex])
1656                == mPortBuffers[portIndex].size()) {
1657        // No flush is necessary and this component fails to send a
1658        // flush-complete event in this case.
1659
1660        return false;
1661    }
1662
1663    status_t err =
1664        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1665    CHECK_EQ(err, OK);
1666
1667    return true;
1668}
1669
1670void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1671    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1672
1673    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1674    mPortStatus[portIndex] = DISABLING;
1675
1676    status_t err =
1677        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1678    CHECK_EQ(err, OK);
1679
1680    freeBuffersOnPort(portIndex, true);
1681}
1682
1683void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1684    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1685
1686    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1687    mPortStatus[portIndex] = ENABLING;
1688
1689    status_t err =
1690        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1691    CHECK_EQ(err, OK);
1692}
1693
1694void OMXCodec::fillOutputBuffers() {
1695    CHECK_EQ(mState, EXECUTING);
1696
1697    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1698    for (size_t i = 0; i < buffers->size(); ++i) {
1699        fillOutputBuffer(&buffers->editItemAt(i));
1700    }
1701}
1702
1703void OMXCodec::drainInputBuffers() {
1704    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1705
1706    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1707    for (size_t i = 0; i < buffers->size(); ++i) {
1708        drainInputBuffer(&buffers->editItemAt(i));
1709    }
1710}
1711
1712void OMXCodec::drainInputBuffer(BufferInfo *info) {
1713    CHECK_EQ(info->mOwnedByComponent, false);
1714
1715    if (mSignalledEOS) {
1716        return;
1717    }
1718
1719    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1720        const CodecSpecificData *specific =
1721            mCodecSpecificData[mCodecSpecificDataIndex];
1722
1723        size_t size = specific->mSize;
1724
1725        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1726                && !(mQuirks & kWantsNALFragments)) {
1727            static const uint8_t kNALStartCode[4] =
1728                    { 0x00, 0x00, 0x00, 0x01 };
1729
1730            CHECK(info->mMem->size() >= specific->mSize + 4);
1731
1732            size += 4;
1733
1734            memcpy(info->mMem->pointer(), kNALStartCode, 4);
1735            memcpy((uint8_t *)info->mMem->pointer() + 4,
1736                   specific->mData, specific->mSize);
1737        } else {
1738            CHECK(info->mMem->size() >= specific->mSize);
1739            memcpy(info->mMem->pointer(), specific->mData, specific->mSize);
1740        }
1741
1742        status_t err = mOMX->emptyBuffer(
1743                mNode, info->mBuffer, 0, size,
1744                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1745                0);
1746        CHECK_EQ(err, OK);
1747
1748        info->mOwnedByComponent = true;
1749
1750        ++mCodecSpecificDataIndex;
1751        return;
1752    }
1753
1754    MediaBuffer *srcBuffer;
1755    status_t err;
1756    if (mSeekTimeUs >= 0) {
1757        MediaSource::ReadOptions options;
1758        options.setSeekTo(mSeekTimeUs);
1759        mSeekTimeUs = -1;
1760
1761        err = mSource->read(&srcBuffer, &options);
1762    } else {
1763        err = mSource->read(&srcBuffer);
1764    }
1765
1766    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1767    OMX_TICKS timestampUs = 0;
1768    size_t srcLength = 0;
1769
1770    if (err != OK) {
1771        CODEC_LOGV("signalling end of input stream.");
1772        flags |= OMX_BUFFERFLAG_EOS;
1773
1774        mSignalledEOS = true;
1775    } else {
1776        srcLength = srcBuffer->range_length();
1777
1778        if (info->mMem->size() < srcLength) {
1779            LOGE("info->mMem->size() = %d, srcLength = %d",
1780                 info->mMem->size(), srcLength);
1781        }
1782        CHECK(info->mMem->size() >= srcLength);
1783        memcpy(info->mMem->pointer(),
1784               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1785               srcLength);
1786
1787        if (srcBuffer->meta_data()->findInt64(kKeyTime, &timestampUs)) {
1788            CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d)",
1789                 info->mBuffer, srcLength);
1790            CODEC_LOGV("Calling emptyBuffer with timestamp %lld us (%.2f secs)",
1791                 timestampUs, timestampUs / 1E6);
1792        }
1793    }
1794
1795    if (srcBuffer != NULL) {
1796        srcBuffer->release();
1797        srcBuffer = NULL;
1798    }
1799
1800    err = mOMX->emptyBuffer(
1801            mNode, info->mBuffer, 0, srcLength,
1802            flags, timestampUs);
1803
1804    if (err != OK) {
1805        setState(ERROR);
1806        return;
1807    }
1808
1809    info->mOwnedByComponent = true;
1810
1811    // This component does not ever signal the EOS flag on output buffers,
1812    // Thanks for nothing.
1813    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
1814        mNoMoreOutputData = true;
1815        mBufferFilled.signal();
1816    }
1817}
1818
1819void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1820    CHECK_EQ(info->mOwnedByComponent, false);
1821
1822    if (mNoMoreOutputData) {
1823        CODEC_LOGV("There is no more output data available, not "
1824             "calling fillOutputBuffer");
1825        return;
1826    }
1827
1828    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1829    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
1830    CHECK_EQ(err, OK);
1831
1832    info->mOwnedByComponent = true;
1833}
1834
1835void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1836    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1837    for (size_t i = 0; i < buffers->size(); ++i) {
1838        if ((*buffers)[i].mBuffer == buffer) {
1839            drainInputBuffer(&buffers->editItemAt(i));
1840            return;
1841        }
1842    }
1843
1844    CHECK(!"should not be here.");
1845}
1846
1847void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1848    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1849    for (size_t i = 0; i < buffers->size(); ++i) {
1850        if ((*buffers)[i].mBuffer == buffer) {
1851            fillOutputBuffer(&buffers->editItemAt(i));
1852            return;
1853        }
1854    }
1855
1856    CHECK(!"should not be here.");
1857}
1858
1859void OMXCodec::setState(State newState) {
1860    mState = newState;
1861    mAsyncCompletion.signal();
1862
1863    // This may cause some spurious wakeups but is necessary to
1864    // unblock the reader if we enter ERROR state.
1865    mBufferFilled.signal();
1866}
1867
1868void OMXCodec::setRawAudioFormat(
1869        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1870    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1871    InitOMXParams(&pcmParams);
1872    pcmParams.nPortIndex = portIndex;
1873
1874    status_t err = mOMX->getParameter(
1875            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1876
1877    CHECK_EQ(err, OK);
1878
1879    pcmParams.nChannels = numChannels;
1880    pcmParams.eNumData = OMX_NumericalDataSigned;
1881    pcmParams.bInterleaved = OMX_TRUE;
1882    pcmParams.nBitPerSample = 16;
1883    pcmParams.nSamplingRate = sampleRate;
1884    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1885
1886    if (numChannels == 1) {
1887        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
1888    } else {
1889        CHECK_EQ(numChannels, 2);
1890
1891        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
1892        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
1893    }
1894
1895    err = mOMX->setParameter(
1896            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1897
1898    CHECK_EQ(err, OK);
1899}
1900
1901void OMXCodec::setAMRFormat() {
1902    if (!mIsEncoder) {
1903        OMX_AUDIO_PARAM_AMRTYPE def;
1904        InitOMXParams(&def);
1905        def.nPortIndex = kPortIndexInput;
1906
1907        status_t err =
1908            mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1909
1910        CHECK_EQ(err, OK);
1911
1912        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1913        def.eAMRBandMode = OMX_AUDIO_AMRBandModeNB0;
1914
1915        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1916        CHECK_EQ(err, OK);
1917    }
1918
1919    ////////////////////////
1920
1921    if (mIsEncoder) {
1922        sp<MetaData> format = mSource->getFormat();
1923        int32_t sampleRate;
1924        int32_t numChannels;
1925        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1926        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1927
1928        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1929    }
1930}
1931
1932void OMXCodec::setAMRWBFormat() {
1933    if (!mIsEncoder) {
1934        OMX_AUDIO_PARAM_AMRTYPE def;
1935        InitOMXParams(&def);
1936        def.nPortIndex = kPortIndexInput;
1937
1938        status_t err =
1939            mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1940
1941        CHECK_EQ(err, OK);
1942
1943        def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1944        def.eAMRBandMode = OMX_AUDIO_AMRBandModeWB0;
1945
1946        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1947        CHECK_EQ(err, OK);
1948    }
1949
1950    ////////////////////////
1951
1952    if (mIsEncoder) {
1953        sp<MetaData> format = mSource->getFormat();
1954        int32_t sampleRate;
1955        int32_t numChannels;
1956        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
1957        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
1958
1959        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1960    }
1961}
1962
1963void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
1964    if (mIsEncoder) {
1965        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1966    } else {
1967        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1968        InitOMXParams(&profile);
1969        profile.nPortIndex = kPortIndexInput;
1970
1971        status_t err = mOMX->getParameter(
1972                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1973        CHECK_EQ(err, OK);
1974
1975        profile.nChannels = numChannels;
1976        profile.nSampleRate = sampleRate;
1977        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
1978
1979        err = mOMX->setParameter(
1980                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1981        CHECK_EQ(err, OK);
1982    }
1983}
1984
1985void OMXCodec::setImageOutputFormat(
1986        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
1987    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
1988
1989#if 0
1990    OMX_INDEXTYPE index;
1991    status_t err = mOMX->get_extension_index(
1992            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
1993    CHECK_EQ(err, OK);
1994
1995    err = mOMX->set_config(mNode, index, &format, sizeof(format));
1996    CHECK_EQ(err, OK);
1997#endif
1998
1999    OMX_PARAM_PORTDEFINITIONTYPE def;
2000    InitOMXParams(&def);
2001    def.nPortIndex = kPortIndexOutput;
2002
2003    status_t err = mOMX->getParameter(
2004            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2005    CHECK_EQ(err, OK);
2006
2007    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2008
2009    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2010
2011    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2012    imageDef->eColorFormat = format;
2013    imageDef->nFrameWidth = width;
2014    imageDef->nFrameHeight = height;
2015
2016    switch (format) {
2017        case OMX_COLOR_FormatYUV420PackedPlanar:
2018        case OMX_COLOR_FormatYUV411Planar:
2019        {
2020            def.nBufferSize = (width * height * 3) / 2;
2021            break;
2022        }
2023
2024        case OMX_COLOR_FormatCbYCrY:
2025        {
2026            def.nBufferSize = width * height * 2;
2027            break;
2028        }
2029
2030        case OMX_COLOR_Format32bitARGB8888:
2031        {
2032            def.nBufferSize = width * height * 4;
2033            break;
2034        }
2035
2036        case OMX_COLOR_Format16bitARGB4444:
2037        case OMX_COLOR_Format16bitARGB1555:
2038        case OMX_COLOR_Format16bitRGB565:
2039        case OMX_COLOR_Format16bitBGR565:
2040        {
2041            def.nBufferSize = width * height * 2;
2042            break;
2043        }
2044
2045        default:
2046            CHECK(!"Should not be here. Unknown color format.");
2047            break;
2048    }
2049
2050    def.nBufferCountActual = def.nBufferCountMin;
2051
2052    err = mOMX->setParameter(
2053            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2054    CHECK_EQ(err, OK);
2055}
2056
2057void OMXCodec::setJPEGInputFormat(
2058        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2059    OMX_PARAM_PORTDEFINITIONTYPE def;
2060    InitOMXParams(&def);
2061    def.nPortIndex = kPortIndexInput;
2062
2063    status_t err = mOMX->getParameter(
2064            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2065    CHECK_EQ(err, OK);
2066
2067    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2068    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2069
2070    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2071    imageDef->nFrameWidth = width;
2072    imageDef->nFrameHeight = height;
2073
2074    def.nBufferSize = compressedSize;
2075    def.nBufferCountActual = def.nBufferCountMin;
2076
2077    err = mOMX->setParameter(
2078            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2079    CHECK_EQ(err, OK);
2080}
2081
2082void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2083    CodecSpecificData *specific =
2084        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2085
2086    specific->mSize = size;
2087    memcpy(specific->mData, data, size);
2088
2089    mCodecSpecificData.push(specific);
2090}
2091
2092void OMXCodec::clearCodecSpecificData() {
2093    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2094        free(mCodecSpecificData.editItemAt(i));
2095    }
2096    mCodecSpecificData.clear();
2097    mCodecSpecificDataIndex = 0;
2098}
2099
2100status_t OMXCodec::start(MetaData *) {
2101    Mutex::Autolock autoLock(mLock);
2102
2103    if (mState != LOADED) {
2104        return UNKNOWN_ERROR;
2105    }
2106
2107    sp<MetaData> params = new MetaData;
2108    if (mQuirks & kWantsNALFragments) {
2109        params->setInt32(kKeyWantsNALFragments, true);
2110    }
2111    status_t err = mSource->start(params.get());
2112
2113    if (err != OK) {
2114        return err;
2115    }
2116
2117    mCodecSpecificDataIndex = 0;
2118    mInitialBufferSubmit = true;
2119    mSignalledEOS = false;
2120    mNoMoreOutputData = false;
2121    mOutputPortSettingsHaveChanged = false;
2122    mSeekTimeUs = -1;
2123    mFilledBuffers.clear();
2124
2125    return init();
2126}
2127
2128status_t OMXCodec::stop() {
2129    CODEC_LOGV("stop");
2130
2131    Mutex::Autolock autoLock(mLock);
2132
2133    while (isIntermediateState(mState)) {
2134        mAsyncCompletion.wait(mLock);
2135    }
2136
2137    switch (mState) {
2138        case LOADED:
2139        case ERROR:
2140            break;
2141
2142        case EXECUTING:
2143        {
2144            setState(EXECUTING_TO_IDLE);
2145
2146            if (mQuirks & kRequiresFlushBeforeShutdown) {
2147                CODEC_LOGV("This component requires a flush before transitioning "
2148                     "from EXECUTING to IDLE...");
2149
2150                bool emulateInputFlushCompletion =
2151                    !flushPortAsync(kPortIndexInput);
2152
2153                bool emulateOutputFlushCompletion =
2154                    !flushPortAsync(kPortIndexOutput);
2155
2156                if (emulateInputFlushCompletion) {
2157                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2158                }
2159
2160                if (emulateOutputFlushCompletion) {
2161                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2162                }
2163            } else {
2164                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2165                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2166
2167                status_t err =
2168                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2169                CHECK_EQ(err, OK);
2170            }
2171
2172            while (mState != LOADED && mState != ERROR) {
2173                mAsyncCompletion.wait(mLock);
2174            }
2175
2176            break;
2177        }
2178
2179        default:
2180        {
2181            CHECK(!"should not be here.");
2182            break;
2183        }
2184    }
2185
2186    mSource->stop();
2187
2188    return OK;
2189}
2190
2191sp<MetaData> OMXCodec::getFormat() {
2192    Mutex::Autolock autoLock(mLock);
2193
2194    return mOutputFormat;
2195}
2196
2197status_t OMXCodec::read(
2198        MediaBuffer **buffer, const ReadOptions *options) {
2199    *buffer = NULL;
2200
2201    Mutex::Autolock autoLock(mLock);
2202
2203    if (mState != EXECUTING && mState != RECONFIGURING) {
2204        return UNKNOWN_ERROR;
2205    }
2206
2207    bool seeking = false;
2208    int64_t seekTimeUs;
2209    if (options && options->getSeekTo(&seekTimeUs)) {
2210        seeking = true;
2211    }
2212
2213    if (mInitialBufferSubmit) {
2214        mInitialBufferSubmit = false;
2215
2216        if (seeking) {
2217            CHECK(seekTimeUs >= 0);
2218            mSeekTimeUs = seekTimeUs;
2219
2220            // There's no reason to trigger the code below, there's
2221            // nothing to flush yet.
2222            seeking = false;
2223        }
2224
2225        drainInputBuffers();
2226
2227        if (mState == EXECUTING) {
2228            // Otherwise mState == RECONFIGURING and this code will trigger
2229            // after the output port is reenabled.
2230            fillOutputBuffers();
2231        }
2232    }
2233
2234    if (seeking) {
2235        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2236
2237        mSignalledEOS = false;
2238        mNoMoreOutputData = false;
2239
2240        CHECK(seekTimeUs >= 0);
2241        mSeekTimeUs = seekTimeUs;
2242
2243        mFilledBuffers.clear();
2244
2245        CHECK_EQ(mState, EXECUTING);
2246
2247        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2248        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2249
2250        if (emulateInputFlushCompletion) {
2251            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2252        }
2253
2254        if (emulateOutputFlushCompletion) {
2255            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2256        }
2257    }
2258
2259    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2260        mBufferFilled.wait(mLock);
2261    }
2262
2263    if (mState == ERROR) {
2264        return UNKNOWN_ERROR;
2265    }
2266
2267    if (mFilledBuffers.empty()) {
2268        return ERROR_END_OF_STREAM;
2269    }
2270
2271    if (mOutputPortSettingsHaveChanged) {
2272        mOutputPortSettingsHaveChanged = false;
2273
2274        return INFO_FORMAT_CHANGED;
2275    }
2276
2277    size_t index = *mFilledBuffers.begin();
2278    mFilledBuffers.erase(mFilledBuffers.begin());
2279
2280    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2281    info->mMediaBuffer->add_ref();
2282    *buffer = info->mMediaBuffer;
2283
2284    return OK;
2285}
2286
2287void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2288    Mutex::Autolock autoLock(mLock);
2289
2290    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2291    for (size_t i = 0; i < buffers->size(); ++i) {
2292        BufferInfo *info = &buffers->editItemAt(i);
2293
2294        if (info->mMediaBuffer == buffer) {
2295            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2296            fillOutputBuffer(info);
2297            return;
2298        }
2299    }
2300
2301    CHECK(!"should not be here.");
2302}
2303
2304static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2305    static const char *kNames[] = {
2306        "OMX_IMAGE_CodingUnused",
2307        "OMX_IMAGE_CodingAutoDetect",
2308        "OMX_IMAGE_CodingJPEG",
2309        "OMX_IMAGE_CodingJPEG2K",
2310        "OMX_IMAGE_CodingEXIF",
2311        "OMX_IMAGE_CodingTIFF",
2312        "OMX_IMAGE_CodingGIF",
2313        "OMX_IMAGE_CodingPNG",
2314        "OMX_IMAGE_CodingLZW",
2315        "OMX_IMAGE_CodingBMP",
2316    };
2317
2318    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2319
2320    if (type < 0 || (size_t)type >= numNames) {
2321        return "UNKNOWN";
2322    } else {
2323        return kNames[type];
2324    }
2325}
2326
2327static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2328    static const char *kNames[] = {
2329        "OMX_COLOR_FormatUnused",
2330        "OMX_COLOR_FormatMonochrome",
2331        "OMX_COLOR_Format8bitRGB332",
2332        "OMX_COLOR_Format12bitRGB444",
2333        "OMX_COLOR_Format16bitARGB4444",
2334        "OMX_COLOR_Format16bitARGB1555",
2335        "OMX_COLOR_Format16bitRGB565",
2336        "OMX_COLOR_Format16bitBGR565",
2337        "OMX_COLOR_Format18bitRGB666",
2338        "OMX_COLOR_Format18bitARGB1665",
2339        "OMX_COLOR_Format19bitARGB1666",
2340        "OMX_COLOR_Format24bitRGB888",
2341        "OMX_COLOR_Format24bitBGR888",
2342        "OMX_COLOR_Format24bitARGB1887",
2343        "OMX_COLOR_Format25bitARGB1888",
2344        "OMX_COLOR_Format32bitBGRA8888",
2345        "OMX_COLOR_Format32bitARGB8888",
2346        "OMX_COLOR_FormatYUV411Planar",
2347        "OMX_COLOR_FormatYUV411PackedPlanar",
2348        "OMX_COLOR_FormatYUV420Planar",
2349        "OMX_COLOR_FormatYUV420PackedPlanar",
2350        "OMX_COLOR_FormatYUV420SemiPlanar",
2351        "OMX_COLOR_FormatYUV422Planar",
2352        "OMX_COLOR_FormatYUV422PackedPlanar",
2353        "OMX_COLOR_FormatYUV422SemiPlanar",
2354        "OMX_COLOR_FormatYCbYCr",
2355        "OMX_COLOR_FormatYCrYCb",
2356        "OMX_COLOR_FormatCbYCrY",
2357        "OMX_COLOR_FormatCrYCbY",
2358        "OMX_COLOR_FormatYUV444Interleaved",
2359        "OMX_COLOR_FormatRawBayer8bit",
2360        "OMX_COLOR_FormatRawBayer10bit",
2361        "OMX_COLOR_FormatRawBayer8bitcompressed",
2362        "OMX_COLOR_FormatL2",
2363        "OMX_COLOR_FormatL4",
2364        "OMX_COLOR_FormatL8",
2365        "OMX_COLOR_FormatL16",
2366        "OMX_COLOR_FormatL24",
2367        "OMX_COLOR_FormatL32",
2368        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2369        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2370        "OMX_COLOR_Format18BitBGR666",
2371        "OMX_COLOR_Format24BitARGB6666",
2372        "OMX_COLOR_Format24BitABGR6666",
2373    };
2374
2375    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2376
2377    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2378        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2379    } else if (type < 0 || (size_t)type >= numNames) {
2380        return "UNKNOWN";
2381    } else {
2382        return kNames[type];
2383    }
2384}
2385
2386static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2387    static const char *kNames[] = {
2388        "OMX_VIDEO_CodingUnused",
2389        "OMX_VIDEO_CodingAutoDetect",
2390        "OMX_VIDEO_CodingMPEG2",
2391        "OMX_VIDEO_CodingH263",
2392        "OMX_VIDEO_CodingMPEG4",
2393        "OMX_VIDEO_CodingWMV",
2394        "OMX_VIDEO_CodingRV",
2395        "OMX_VIDEO_CodingAVC",
2396        "OMX_VIDEO_CodingMJPEG",
2397    };
2398
2399    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2400
2401    if (type < 0 || (size_t)type >= numNames) {
2402        return "UNKNOWN";
2403    } else {
2404        return kNames[type];
2405    }
2406}
2407
2408static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2409    static const char *kNames[] = {
2410        "OMX_AUDIO_CodingUnused",
2411        "OMX_AUDIO_CodingAutoDetect",
2412        "OMX_AUDIO_CodingPCM",
2413        "OMX_AUDIO_CodingADPCM",
2414        "OMX_AUDIO_CodingAMR",
2415        "OMX_AUDIO_CodingGSMFR",
2416        "OMX_AUDIO_CodingGSMEFR",
2417        "OMX_AUDIO_CodingGSMHR",
2418        "OMX_AUDIO_CodingPDCFR",
2419        "OMX_AUDIO_CodingPDCEFR",
2420        "OMX_AUDIO_CodingPDCHR",
2421        "OMX_AUDIO_CodingTDMAFR",
2422        "OMX_AUDIO_CodingTDMAEFR",
2423        "OMX_AUDIO_CodingQCELP8",
2424        "OMX_AUDIO_CodingQCELP13",
2425        "OMX_AUDIO_CodingEVRC",
2426        "OMX_AUDIO_CodingSMV",
2427        "OMX_AUDIO_CodingG711",
2428        "OMX_AUDIO_CodingG723",
2429        "OMX_AUDIO_CodingG726",
2430        "OMX_AUDIO_CodingG729",
2431        "OMX_AUDIO_CodingAAC",
2432        "OMX_AUDIO_CodingMP3",
2433        "OMX_AUDIO_CodingSBC",
2434        "OMX_AUDIO_CodingVORBIS",
2435        "OMX_AUDIO_CodingWMA",
2436        "OMX_AUDIO_CodingRA",
2437        "OMX_AUDIO_CodingMIDI",
2438    };
2439
2440    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2441
2442    if (type < 0 || (size_t)type >= numNames) {
2443        return "UNKNOWN";
2444    } else {
2445        return kNames[type];
2446    }
2447}
2448
2449static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2450    static const char *kNames[] = {
2451        "OMX_AUDIO_PCMModeLinear",
2452        "OMX_AUDIO_PCMModeALaw",
2453        "OMX_AUDIO_PCMModeMULaw",
2454    };
2455
2456    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2457
2458    if (type < 0 || (size_t)type >= numNames) {
2459        return "UNKNOWN";
2460    } else {
2461        return kNames[type];
2462    }
2463}
2464
2465static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2466    static const char *kNames[] = {
2467        "OMX_AUDIO_AMRBandModeUnused",
2468        "OMX_AUDIO_AMRBandModeNB0",
2469        "OMX_AUDIO_AMRBandModeNB1",
2470        "OMX_AUDIO_AMRBandModeNB2",
2471        "OMX_AUDIO_AMRBandModeNB3",
2472        "OMX_AUDIO_AMRBandModeNB4",
2473        "OMX_AUDIO_AMRBandModeNB5",
2474        "OMX_AUDIO_AMRBandModeNB6",
2475        "OMX_AUDIO_AMRBandModeNB7",
2476        "OMX_AUDIO_AMRBandModeWB0",
2477        "OMX_AUDIO_AMRBandModeWB1",
2478        "OMX_AUDIO_AMRBandModeWB2",
2479        "OMX_AUDIO_AMRBandModeWB3",
2480        "OMX_AUDIO_AMRBandModeWB4",
2481        "OMX_AUDIO_AMRBandModeWB5",
2482        "OMX_AUDIO_AMRBandModeWB6",
2483        "OMX_AUDIO_AMRBandModeWB7",
2484        "OMX_AUDIO_AMRBandModeWB8",
2485    };
2486
2487    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2488
2489    if (type < 0 || (size_t)type >= numNames) {
2490        return "UNKNOWN";
2491    } else {
2492        return kNames[type];
2493    }
2494}
2495
2496static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2497    static const char *kNames[] = {
2498        "OMX_AUDIO_AMRFrameFormatConformance",
2499        "OMX_AUDIO_AMRFrameFormatIF1",
2500        "OMX_AUDIO_AMRFrameFormatIF2",
2501        "OMX_AUDIO_AMRFrameFormatFSF",
2502        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2503        "OMX_AUDIO_AMRFrameFormatITU",
2504    };
2505
2506    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2507
2508    if (type < 0 || (size_t)type >= numNames) {
2509        return "UNKNOWN";
2510    } else {
2511        return kNames[type];
2512    }
2513}
2514
2515void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2516    OMX_PARAM_PORTDEFINITIONTYPE def;
2517    InitOMXParams(&def);
2518    def.nPortIndex = portIndex;
2519
2520    status_t err = mOMX->getParameter(
2521            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2522    CHECK_EQ(err, OK);
2523
2524    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2525
2526    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2527          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2528
2529    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2530    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2531    printf("  nBufferSize = %ld\n", def.nBufferSize);
2532
2533    switch (def.eDomain) {
2534        case OMX_PortDomainImage:
2535        {
2536            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2537
2538            printf("\n");
2539            printf("  // Image\n");
2540            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2541            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2542            printf("  nStride = %ld\n", imageDef->nStride);
2543
2544            printf("  eCompressionFormat = %s\n",
2545                   imageCompressionFormatString(imageDef->eCompressionFormat));
2546
2547            printf("  eColorFormat = %s\n",
2548                   colorFormatString(imageDef->eColorFormat));
2549
2550            break;
2551        }
2552
2553        case OMX_PortDomainVideo:
2554        {
2555            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2556
2557            printf("\n");
2558            printf("  // Video\n");
2559            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2560            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2561            printf("  nStride = %ld\n", videoDef->nStride);
2562
2563            printf("  eCompressionFormat = %s\n",
2564                   videoCompressionFormatString(videoDef->eCompressionFormat));
2565
2566            printf("  eColorFormat = %s\n",
2567                   colorFormatString(videoDef->eColorFormat));
2568
2569            break;
2570        }
2571
2572        case OMX_PortDomainAudio:
2573        {
2574            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2575
2576            printf("\n");
2577            printf("  // Audio\n");
2578            printf("  eEncoding = %s\n",
2579                   audioCodingTypeString(audioDef->eEncoding));
2580
2581            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2582                OMX_AUDIO_PARAM_PCMMODETYPE params;
2583                InitOMXParams(&params);
2584                params.nPortIndex = portIndex;
2585
2586                err = mOMX->getParameter(
2587                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2588                CHECK_EQ(err, OK);
2589
2590                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2591                printf("  nChannels = %ld\n", params.nChannels);
2592                printf("  bInterleaved = %d\n", params.bInterleaved);
2593                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2594
2595                printf("  eNumData = %s\n",
2596                       params.eNumData == OMX_NumericalDataSigned
2597                        ? "signed" : "unsigned");
2598
2599                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2600            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2601                OMX_AUDIO_PARAM_AMRTYPE amr;
2602                InitOMXParams(&amr);
2603                amr.nPortIndex = portIndex;
2604
2605                err = mOMX->getParameter(
2606                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2607                CHECK_EQ(err, OK);
2608
2609                printf("  nChannels = %ld\n", amr.nChannels);
2610                printf("  eAMRBandMode = %s\n",
2611                        amrBandModeString(amr.eAMRBandMode));
2612                printf("  eAMRFrameFormat = %s\n",
2613                        amrFrameFormatString(amr.eAMRFrameFormat));
2614            }
2615
2616            break;
2617        }
2618
2619        default:
2620        {
2621            printf("  // Unknown\n");
2622            break;
2623        }
2624    }
2625
2626    printf("}\n");
2627}
2628
2629void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2630    mOutputFormat = new MetaData;
2631    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2632
2633    OMX_PARAM_PORTDEFINITIONTYPE def;
2634    InitOMXParams(&def);
2635    def.nPortIndex = kPortIndexOutput;
2636
2637    status_t err = mOMX->getParameter(
2638            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2639    CHECK_EQ(err, OK);
2640
2641    switch (def.eDomain) {
2642        case OMX_PortDomainImage:
2643        {
2644            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2645            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2646
2647            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2648            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2649            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2650            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2651            break;
2652        }
2653
2654        case OMX_PortDomainAudio:
2655        {
2656            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2657
2658            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2659                OMX_AUDIO_PARAM_PCMMODETYPE params;
2660                InitOMXParams(&params);
2661                params.nPortIndex = kPortIndexOutput;
2662
2663                err = mOMX->getParameter(
2664                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2665                CHECK_EQ(err, OK);
2666
2667                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2668                CHECK_EQ(params.nBitPerSample, 16);
2669                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2670
2671                int32_t numChannels, sampleRate;
2672                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2673                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2674
2675                if ((OMX_U32)numChannels != params.nChannels) {
2676                    LOGW("Codec outputs a different number of channels than "
2677                         "the input stream contains.");
2678                }
2679
2680                mOutputFormat->setCString(
2681                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2682
2683                // Use the codec-advertised number of channels, as some
2684                // codecs appear to output stereo even if the input data is
2685                // mono.
2686                mOutputFormat->setInt32(kKeyChannelCount, params.nChannels);
2687
2688                // The codec-reported sampleRate is not reliable...
2689                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2690            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2691                OMX_AUDIO_PARAM_AMRTYPE amr;
2692                InitOMXParams(&amr);
2693                amr.nPortIndex = kPortIndexOutput;
2694
2695                err = mOMX->getParameter(
2696                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2697                CHECK_EQ(err, OK);
2698
2699                CHECK_EQ(amr.nChannels, 1);
2700                mOutputFormat->setInt32(kKeyChannelCount, 1);
2701
2702                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2703                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2704                    mOutputFormat->setCString(
2705                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2706                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2707                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2708                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2709                    mOutputFormat->setCString(
2710                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2711                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2712                } else {
2713                    CHECK(!"Unknown AMR band mode.");
2714                }
2715            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2716                mOutputFormat->setCString(
2717                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2718            } else {
2719                CHECK(!"Should not be here. Unknown audio encoding.");
2720            }
2721            break;
2722        }
2723
2724        case OMX_PortDomainVideo:
2725        {
2726            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2727
2728            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2729                mOutputFormat->setCString(
2730                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2731            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2732                mOutputFormat->setCString(
2733                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2734            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2735                mOutputFormat->setCString(
2736                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2737            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2738                mOutputFormat->setCString(
2739                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2740            } else {
2741                CHECK(!"Unknown compression format.");
2742            }
2743
2744            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2745                // This component appears to be lying to me.
2746                mOutputFormat->setInt32(
2747                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2748                mOutputFormat->setInt32(
2749                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2750            } else {
2751                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2752                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2753            }
2754
2755            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2756            break;
2757        }
2758
2759        default:
2760        {
2761            CHECK(!"should not be here, neither audio nor video.");
2762            break;
2763        }
2764    }
2765}
2766
2767////////////////////////////////////////////////////////////////////////////////
2768
2769status_t QueryCodecs(
2770        const sp<IOMX> &omx,
2771        const char *mime, bool queryDecoders,
2772        Vector<CodecCapabilities> *results) {
2773    results->clear();
2774
2775    for (int index = 0;; ++index) {
2776        const char *componentName;
2777
2778        if (!queryDecoders) {
2779            componentName = GetCodec(
2780                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2781                    mime, index);
2782        } else {
2783            componentName = GetCodec(
2784                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2785                    mime, index);
2786        }
2787
2788        if (!componentName) {
2789            return OK;
2790        }
2791
2792        sp<OMXCodecObserver> observer = new OMXCodecObserver;
2793        IOMX::node_id node;
2794        status_t err = omx->allocateNode(componentName, observer, &node);
2795
2796        if (err != OK) {
2797            continue;
2798        }
2799
2800        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2801
2802        results->push();
2803        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2804        caps->mComponentName = componentName;
2805
2806        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2807        InitOMXParams(&param);
2808
2809        param.nPortIndex = queryDecoders ? 0 : 1;
2810
2811        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2812            err = omx->getParameter(
2813                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2814                    &param, sizeof(param));
2815
2816            if (err != OK) {
2817                break;
2818            }
2819
2820            CodecProfileLevel profileLevel;
2821            profileLevel.mProfile = param.eProfile;
2822            profileLevel.mLevel = param.eLevel;
2823
2824            caps->mProfileLevels.push(profileLevel);
2825        }
2826
2827        CHECK_EQ(omx->freeNode(node), OK);
2828    }
2829}
2830
2831}  // namespace android
2832