OMXCodec.cpp revision 78d529eb330ab6c04b5c694403f5a7e7de4b702f 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17//#define LOG_NDEBUG 0
18#define LOG_TAG "OMXCodec"
19#include <utils/Log.h>
20
21#if BUILD_WITH_FULL_STAGEFRIGHT
22#include "include/AACDecoder.h"
23#include "include/AMRNBDecoder.h"
24#include "include/AMRNBEncoder.h"
25#include "include/AMRWBDecoder.h"
26#include "include/AVCDecoder.h"
27#include "include/M4vH263Decoder.h"
28#include "include/MP3Decoder.h"
29#endif
30
31#include "include/ESDS.h"
32
33#include <binder/IServiceManager.h>
34#include <binder/MemoryDealer.h>
35#include <binder/ProcessState.h>
36#include <media/IMediaPlayerService.h>
37#include <media/stagefright/MediaBuffer.h>
38#include <media/stagefright/MediaBufferGroup.h>
39#include <media/stagefright/MediaDebug.h>
40#include <media/stagefright/MediaDefs.h>
41#include <media/stagefright/MediaExtractor.h>
42#include <media/stagefright/MetaData.h>
43#include <media/stagefright/OMXCodec.h>
44#include <media/stagefright/Utils.h>
45#include <utils/Vector.h>
46
47#include <OMX_Audio.h>
48#include <OMX_Component.h>
49
50namespace android {
51
52static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
53
54struct CodecInfo {
55    const char *mime;
56    const char *codec;
57};
58
59#if BUILD_WITH_FULL_STAGEFRIGHT
60#define OPTIONAL(x,y) { x, y },
61
62#define FACTORY_CREATE(name) \
63static sp<MediaSource> Make##name(const sp<MediaSource> &source) { \
64    return new name(source); \
65}
66
67#define FACTORY_REF(name) { #name, Make##name },
68
69FACTORY_CREATE(MP3Decoder)
70FACTORY_CREATE(AMRNBDecoder)
71FACTORY_CREATE(AMRWBDecoder)
72FACTORY_CREATE(AACDecoder)
73FACTORY_CREATE(AVCDecoder)
74FACTORY_CREATE(M4vH263Decoder)
75FACTORY_CREATE(AMRNBEncoder)
76
77static sp<MediaSource> InstantiateSoftwareCodec(
78        const char *name, const sp<MediaSource> &source) {
79    struct FactoryInfo {
80        const char *name;
81        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &);
82    };
83
84    static const FactoryInfo kFactoryInfo[] = {
85        FACTORY_REF(MP3Decoder)
86        FACTORY_REF(AMRNBDecoder)
87        FACTORY_REF(AMRWBDecoder)
88        FACTORY_REF(AACDecoder)
89        FACTORY_REF(AVCDecoder)
90        FACTORY_REF(M4vH263Decoder)
91        FACTORY_REF(AMRNBEncoder)
92    };
93    for (size_t i = 0;
94         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
95        if (!strcmp(name, kFactoryInfo[i].name)) {
96            return (*kFactoryInfo[i].CreateFunc)(source);
97        }
98    }
99
100    return NULL;
101}
102
103#undef FACTORY_REF
104#undef FACTORY_CREATE
105
106#else
107#define OPTIONAL(x,y)
108#endif
109
110static const CodecInfo kDecoderInfo[] = {
111    { MEDIA_MIMETYPE_IMAGE_JPEG, "OMX.TI.JPEG.decode" },
112    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.TI.MP3.decode" },
113    OPTIONAL(MEDIA_MIMETYPE_AUDIO_MPEG, "MP3Decoder")
114    { MEDIA_MIMETYPE_AUDIO_MPEG, "OMX.PV.mp3dec" },
115    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.decode" },
116    OPTIONAL(MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBDecoder")
117    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrdec" },
118    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.decode" },
119    OPTIONAL(MEDIA_MIMETYPE_AUDIO_AMR_WB, "AMRWBDecoder")
120    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.PV.amrdec" },
121    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.decode" },
122    OPTIONAL(MEDIA_MIMETYPE_AUDIO_AAC, "AACDecoder")
123    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacdec" },
124    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.decoder.mpeg4" },
125    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.Decoder" },
126    OPTIONAL(MEDIA_MIMETYPE_VIDEO_MPEG4, "M4vH263Decoder")
127    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4dec" },
128    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.decoder.h263" },
129    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.Decoder" },
130    OPTIONAL(MEDIA_MIMETYPE_VIDEO_H263, "M4vH263Decoder")
131    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263dec" },
132    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.qcom.video.decoder.avc" },
133    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.Decoder" },
134    OPTIONAL(MEDIA_MIMETYPE_VIDEO_AVC, "AVCDecoder")
135    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcdec" },
136};
137
138static const CodecInfo kEncoderInfo[] = {
139    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.TI.AMR.encode" },
140    OPTIONAL(MEDIA_MIMETYPE_AUDIO_AMR_NB, "AMRNBEncoder")
141    { MEDIA_MIMETYPE_AUDIO_AMR_NB, "OMX.PV.amrencnb" },
142    { MEDIA_MIMETYPE_AUDIO_AMR_WB, "OMX.TI.WBAMR.encode" },
143    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.TI.AAC.encode" },
144    { MEDIA_MIMETYPE_AUDIO_AAC, "OMX.PV.aacenc" },
145    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.qcom.video.encoder.mpeg4" },
146    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.TI.Video.encoder" },
147    { MEDIA_MIMETYPE_VIDEO_MPEG4, "OMX.PV.mpeg4enc" },
148    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.qcom.video.encoder.h263" },
149    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.TI.Video.encoder" },
150    { MEDIA_MIMETYPE_VIDEO_H263, "OMX.PV.h263enc" },
151    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.TI.Video.encoder" },
152    { MEDIA_MIMETYPE_VIDEO_AVC, "OMX.PV.avcenc" },
153};
154
155#undef OPTIONAL
156
157#define CODEC_LOGI(x, ...) LOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
158#define CODEC_LOGV(x, ...) LOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
159
160struct OMXCodecObserver : public BnOMXObserver {
161    OMXCodecObserver() {
162    }
163
164    void setCodec(const sp<OMXCodec> &target) {
165        mTarget = target;
166    }
167
168    // from IOMXObserver
169    virtual void onMessage(const omx_message &msg) {
170        sp<OMXCodec> codec = mTarget.promote();
171
172        if (codec.get() != NULL) {
173            codec->on_message(msg);
174        }
175    }
176
177protected:
178    virtual ~OMXCodecObserver() {}
179
180private:
181    wp<OMXCodec> mTarget;
182
183    OMXCodecObserver(const OMXCodecObserver &);
184    OMXCodecObserver &operator=(const OMXCodecObserver &);
185};
186
187static const char *GetCodec(const CodecInfo *info, size_t numInfos,
188                            const char *mime, int index) {
189    CHECK(index >= 0);
190    for(size_t i = 0; i < numInfos; ++i) {
191        if (!strcasecmp(mime, info[i].mime)) {
192            if (index == 0) {
193                return info[i].codec;
194            }
195
196            --index;
197        }
198    }
199
200    return NULL;
201}
202
203enum {
204    kAVCProfileBaseline      = 0x42,
205    kAVCProfileMain          = 0x4d,
206    kAVCProfileExtended      = 0x58,
207    kAVCProfileHigh          = 0x64,
208    kAVCProfileHigh10        = 0x6e,
209    kAVCProfileHigh422       = 0x7a,
210    kAVCProfileHigh444       = 0xf4,
211    kAVCProfileCAVLC444Intra = 0x2c
212};
213
214static const char *AVCProfileToString(uint8_t profile) {
215    switch (profile) {
216        case kAVCProfileBaseline:
217            return "Baseline";
218        case kAVCProfileMain:
219            return "Main";
220        case kAVCProfileExtended:
221            return "Extended";
222        case kAVCProfileHigh:
223            return "High";
224        case kAVCProfileHigh10:
225            return "High 10";
226        case kAVCProfileHigh422:
227            return "High 422";
228        case kAVCProfileHigh444:
229            return "High 444";
230        case kAVCProfileCAVLC444Intra:
231            return "CAVLC 444 Intra";
232        default:   return "Unknown";
233    }
234}
235
236template<class T>
237static void InitOMXParams(T *params) {
238    params->nSize = sizeof(T);
239    params->nVersion.s.nVersionMajor = 1;
240    params->nVersion.s.nVersionMinor = 0;
241    params->nVersion.s.nRevision = 0;
242    params->nVersion.s.nStep = 0;
243}
244
245static bool IsSoftwareCodec(const char *componentName) {
246    if (!strncmp("OMX.PV.", componentName, 7)) {
247        return true;
248    }
249
250    return false;
251}
252
253// A sort order in which non-OMX components are first,
254// followed by software codecs, i.e. OMX.PV.*, followed
255// by all the others.
256static int CompareSoftwareCodecsFirst(
257        const String8 *elem1, const String8 *elem2) {
258    bool isNotOMX1 = strncmp(elem1->string(), "OMX.", 4);
259    bool isNotOMX2 = strncmp(elem2->string(), "OMX.", 4);
260
261    if (isNotOMX1) {
262        if (isNotOMX2) { return 0; }
263        return -1;
264    }
265    if (isNotOMX2) {
266        return 1;
267    }
268
269    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
270    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
271
272    if (isSoftwareCodec1) {
273        if (isSoftwareCodec2) { return 0; }
274        return -1;
275    }
276
277    if (isSoftwareCodec2) {
278        return 1;
279    }
280
281    return 0;
282}
283
284// static
285uint32_t OMXCodec::getComponentQuirks(const char *componentName) {
286    uint32_t quirks = 0;
287
288    if (!strcmp(componentName, "OMX.PV.avcdec")) {
289        quirks |= kWantsNALFragments;
290    }
291    if (!strcmp(componentName, "OMX.TI.MP3.decode")) {
292        quirks |= kNeedsFlushBeforeDisable;
293        quirks |= kDecoderLiesAboutNumberOfChannels;
294    }
295    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
296        quirks |= kNeedsFlushBeforeDisable;
297        quirks |= kRequiresFlushCompleteEmulation;
298    }
299    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
300        quirks |= kRequiresLoadedToIdleAfterAllocation;
301        quirks |= kRequiresAllocateBufferOnInputPorts;
302        quirks |= kRequiresAllocateBufferOnOutputPorts;
303    }
304    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
305        quirks |= kRequiresAllocateBufferOnOutputPorts;
306        quirks |= kDefersOutputBufferAllocation;
307    }
308
309    if (!strncmp(componentName, "OMX.TI.", 7)) {
310        // Apparently I must not use OMX_UseBuffer on either input or
311        // output ports on any of the TI components or quote:
312        // "(I) may have unexpected problem (sic) which can be timing related
313        //  and hard to reproduce."
314
315        quirks |= kRequiresAllocateBufferOnInputPorts;
316        quirks |= kRequiresAllocateBufferOnOutputPorts;
317    }
318
319    return quirks;
320}
321
322// static
323void OMXCodec::findMatchingCodecs(
324        const char *mime,
325        bool createEncoder, const char *matchComponentName,
326        uint32_t flags,
327        Vector<String8> *matchingCodecs) {
328    matchingCodecs->clear();
329
330    for (int index = 0;; ++index) {
331        const char *componentName;
332
333        if (createEncoder) {
334            componentName = GetCodec(
335                    kEncoderInfo,
336                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
337                    mime, index);
338        } else {
339            componentName = GetCodec(
340                    kDecoderInfo,
341                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
342                    mime, index);
343        }
344
345        if (!componentName) {
346            break;
347        }
348
349        // If a specific codec is requested, skip the non-matching ones.
350        if (matchComponentName && strcmp(componentName, matchComponentName)) {
351            continue;
352        }
353
354        matchingCodecs->push(String8(componentName));
355    }
356
357    if (flags & kPreferSoftwareCodecs) {
358        matchingCodecs->sort(CompareSoftwareCodecsFirst);
359    }
360}
361
362// static
363sp<MediaSource> OMXCodec::Create(
364        const sp<IOMX> &omx,
365        const sp<MetaData> &meta, bool createEncoder,
366        const sp<MediaSource> &source,
367        const char *matchComponentName,
368        uint32_t flags) {
369    const char *mime;
370    bool success = meta->findCString(kKeyMIMEType, &mime);
371    CHECK(success);
372
373    Vector<String8> matchingCodecs;
374    findMatchingCodecs(
375            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
376
377    if (matchingCodecs.isEmpty()) {
378        return NULL;
379    }
380
381    sp<OMXCodecObserver> observer = new OMXCodecObserver;
382    IOMX::node_id node = 0;
383    success = false;
384
385    const char *componentName;
386    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
387        componentName = matchingCodecs[i].string();
388
389#if BUILD_WITH_FULL_STAGEFRIGHT
390        sp<MediaSource> softwareCodec =
391            InstantiateSoftwareCodec(componentName, source);
392
393        if (softwareCodec != NULL) {
394            LOGV("Successfully allocated software codec '%s'", componentName);
395
396            return softwareCodec;
397        }
398#endif
399
400        LOGV("Attempting to allocate OMX node '%s'", componentName);
401
402        status_t err = omx->allocateNode(componentName, observer, &node);
403        if (err == OK) {
404            LOGV("Successfully allocated OMX node '%s'", componentName);
405
406            success = true;
407            break;
408        }
409    }
410
411    if (!success) {
412        return NULL;
413    }
414
415    sp<OMXCodec> codec = new OMXCodec(
416            omx, node, getComponentQuirks(componentName),
417            createEncoder, mime, componentName,
418            source);
419
420    observer->setCodec(codec);
421
422    uint32_t type;
423    const void *data;
424    size_t size;
425    if (meta->findData(kKeyESDS, &type, &data, &size)) {
426        ESDS esds((const char *)data, size);
427        CHECK_EQ(esds.InitCheck(), OK);
428
429        const void *codec_specific_data;
430        size_t codec_specific_data_size;
431        esds.getCodecSpecificInfo(
432                &codec_specific_data, &codec_specific_data_size);
433
434        codec->addCodecSpecificData(
435                codec_specific_data, codec_specific_data_size);
436    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
437        // Parse the AVCDecoderConfigurationRecord
438
439        const uint8_t *ptr = (const uint8_t *)data;
440
441        CHECK(size >= 7);
442        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
443        uint8_t profile = ptr[1];
444        uint8_t level = ptr[3];
445
446        // There is decodable content out there that fails the following
447        // assertion, let's be lenient for now...
448        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
449
450        size_t lengthSize = 1 + (ptr[4] & 3);
451
452        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
453        // violates it...
454        // CHECK((ptr[5] >> 5) == 7);  // reserved
455
456        size_t numSeqParameterSets = ptr[5] & 31;
457
458        ptr += 6;
459        size -= 6;
460
461        for (size_t i = 0; i < numSeqParameterSets; ++i) {
462            CHECK(size >= 2);
463            size_t length = U16_AT(ptr);
464
465            ptr += 2;
466            size -= 2;
467
468            CHECK(size >= length);
469
470            codec->addCodecSpecificData(ptr, length);
471
472            ptr += length;
473            size -= length;
474        }
475
476        CHECK(size >= 1);
477        size_t numPictureParameterSets = *ptr;
478        ++ptr;
479        --size;
480
481        for (size_t i = 0; i < numPictureParameterSets; ++i) {
482            CHECK(size >= 2);
483            size_t length = U16_AT(ptr);
484
485            ptr += 2;
486            size -= 2;
487
488            CHECK(size >= length);
489
490            codec->addCodecSpecificData(ptr, length);
491
492            ptr += length;
493            size -= length;
494        }
495
496        LOGV("AVC profile = %d (%s), level = %d",
497             (int)profile, AVCProfileToString(profile), (int)level / 10);
498
499        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
500            && (profile != kAVCProfileBaseline || level > 39)) {
501            // This stream exceeds the decoder's capabilities. The decoder
502            // does not handle this gracefully and would clobber the heap
503            // and wreak havoc instead...
504
505            LOGE("Profile and/or level exceed the decoder's capabilities.");
506            return NULL;
507        }
508    }
509
510    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
511        codec->setAMRFormat(false /* isWAMR */);
512    }
513    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
514        codec->setAMRFormat(true /* isWAMR */);
515    }
516    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
517        int32_t numChannels, sampleRate;
518        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
519        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
520
521        codec->setAACFormat(numChannels, sampleRate);
522    }
523    if (!strncasecmp(mime, "video/", 6)) {
524        int32_t width, height;
525        bool success = meta->findInt32(kKeyWidth, &width);
526        success = success && meta->findInt32(kKeyHeight, &height);
527        CHECK(success);
528
529        if (createEncoder) {
530            codec->setVideoInputFormat(mime, width, height);
531        } else {
532            codec->setVideoOutputFormat(mime, width, height);
533        }
534    }
535    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
536        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
537        OMX_COLOR_FORMATTYPE format =
538            OMX_COLOR_Format32bitARGB8888;
539            // OMX_COLOR_FormatYUV420PackedPlanar;
540            // OMX_COLOR_FormatCbYCrY;
541            // OMX_COLOR_FormatYUV411Planar;
542
543        int32_t width, height;
544        bool success = meta->findInt32(kKeyWidth, &width);
545        success = success && meta->findInt32(kKeyHeight, &height);
546
547        int32_t compressedSize;
548        success = success && meta->findInt32(
549                kKeyMaxInputSize, &compressedSize);
550
551        CHECK(success);
552        CHECK(compressedSize > 0);
553
554        codec->setImageOutputFormat(format, width, height);
555        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
556    }
557
558    int32_t maxInputSize;
559    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
560        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
561    }
562
563    if (!strcmp(componentName, "OMX.TI.AMR.encode")
564        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
565        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
566    }
567
568    codec->initOutputFormat(meta);
569
570    return codec;
571}
572
573void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
574    OMX_PARAM_PORTDEFINITIONTYPE def;
575    InitOMXParams(&def);
576    def.nPortIndex = portIndex;
577
578    status_t err = mOMX->getParameter(
579            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
580    CHECK_EQ(err, OK);
581
582    if (def.nBufferSize < size) {
583        def.nBufferSize = size;
584    }
585
586    err = mOMX->setParameter(
587            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
588    CHECK_EQ(err, OK);
589
590    err = mOMX->getParameter(
591            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
592    CHECK_EQ(err, OK);
593
594    // Make sure the setting actually stuck.
595    CHECK(def.nBufferSize >= size);
596}
597
598status_t OMXCodec::setVideoPortFormatType(
599        OMX_U32 portIndex,
600        OMX_VIDEO_CODINGTYPE compressionFormat,
601        OMX_COLOR_FORMATTYPE colorFormat) {
602    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
603    InitOMXParams(&format);
604    format.nPortIndex = portIndex;
605    format.nIndex = 0;
606    bool found = false;
607
608    OMX_U32 index = 0;
609    for (;;) {
610        format.nIndex = index;
611        status_t err = mOMX->getParameter(
612                mNode, OMX_IndexParamVideoPortFormat,
613                &format, sizeof(format));
614
615        if (err != OK) {
616            return err;
617        }
618
619        // The following assertion is violated by TI's video decoder.
620        // CHECK_EQ(format.nIndex, index);
621
622#if 1
623        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
624             portIndex,
625             index, format.eCompressionFormat, format.eColorFormat);
626#endif
627
628        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
629            if (portIndex == kPortIndexInput
630                    && colorFormat == format.eColorFormat) {
631                // eCompressionFormat does not seem right.
632                found = true;
633                break;
634            }
635            if (portIndex == kPortIndexOutput
636                    && compressionFormat == format.eCompressionFormat) {
637                // eColorFormat does not seem right.
638                found = true;
639                break;
640            }
641        }
642
643        if (format.eCompressionFormat == compressionFormat
644            && format.eColorFormat == colorFormat) {
645            found = true;
646            break;
647        }
648
649        ++index;
650    }
651
652    if (!found) {
653        return UNKNOWN_ERROR;
654    }
655
656    CODEC_LOGV("found a match.");
657    status_t err = mOMX->setParameter(
658            mNode, OMX_IndexParamVideoPortFormat,
659            &format, sizeof(format));
660
661    return err;
662}
663
664static size_t getFrameSize(
665        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
666    switch (colorFormat) {
667        case OMX_COLOR_FormatYCbYCr:
668        case OMX_COLOR_FormatCbYCrY:
669            return width * height * 2;
670
671        case OMX_COLOR_FormatYUV420SemiPlanar:
672            return (width * height * 3) / 2;
673
674        default:
675            CHECK(!"Should not be here. Unsupported color format.");
676            break;
677    }
678}
679
680void OMXCodec::setVideoInputFormat(
681        const char *mime, OMX_U32 width, OMX_U32 height) {
682    CODEC_LOGV("setVideoInputFormat width=%ld, height=%ld", width, height);
683
684    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
685    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
686        compressionFormat = OMX_VIDEO_CodingAVC;
687    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
688        compressionFormat = OMX_VIDEO_CodingMPEG4;
689    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
690        compressionFormat = OMX_VIDEO_CodingH263;
691    } else {
692        LOGE("Not a supported video mime type: %s", mime);
693        CHECK(!"Should not be here. Not a supported video mime type.");
694    }
695
696    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
697    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
698        colorFormat = OMX_COLOR_FormatYCbYCr;
699    }
700
701    CHECK_EQ(setVideoPortFormatType(
702            kPortIndexInput, OMX_VIDEO_CodingUnused,
703            colorFormat), OK);
704
705    CHECK_EQ(setVideoPortFormatType(
706            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
707            OK);
708
709    OMX_PARAM_PORTDEFINITIONTYPE def;
710    InitOMXParams(&def);
711    def.nPortIndex = kPortIndexOutput;
712
713    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
714
715    status_t err = mOMX->getParameter(
716            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
717
718    CHECK_EQ(err, OK);
719    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
720
721    video_def->nFrameWidth = width;
722    video_def->nFrameHeight = height;
723
724    video_def->eCompressionFormat = compressionFormat;
725    video_def->eColorFormat = OMX_COLOR_FormatUnused;
726
727    err = mOMX->setParameter(
728            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
729    CHECK_EQ(err, OK);
730
731    ////////////////////////////////////////////////////////////////////////////
732
733    InitOMXParams(&def);
734    def.nPortIndex = kPortIndexInput;
735
736    err = mOMX->getParameter(
737            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
738    CHECK_EQ(err, OK);
739
740    def.nBufferSize = getFrameSize(colorFormat, width, height);
741    CODEC_LOGV("Setting nBufferSize = %ld", def.nBufferSize);
742
743    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
744
745    video_def->nFrameWidth = width;
746    video_def->nFrameHeight = height;
747    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
748    video_def->eColorFormat = colorFormat;
749
750    video_def->xFramerate = 24 << 16;  // XXX crucial!
751
752    err = mOMX->setParameter(
753            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
754    CHECK_EQ(err, OK);
755
756    switch (compressionFormat) {
757        case OMX_VIDEO_CodingMPEG4:
758        {
759            CHECK_EQ(setupMPEG4EncoderParameters(), OK);
760            break;
761        }
762
763        case OMX_VIDEO_CodingH263:
764            break;
765
766        case OMX_VIDEO_CodingAVC:
767        {
768            CHECK_EQ(setupAVCEncoderParameters(), OK);
769            break;
770        }
771
772        default:
773            CHECK(!"Support for this compressionFormat to be implemented.");
774            break;
775    }
776}
777
778status_t OMXCodec::setupMPEG4EncoderParameters() {
779    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
780    InitOMXParams(&mpeg4type);
781    mpeg4type.nPortIndex = kPortIndexOutput;
782
783    status_t err = mOMX->getParameter(
784            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
785    CHECK_EQ(err, OK);
786
787    mpeg4type.nSliceHeaderSpacing = 0;
788    mpeg4type.bSVH = OMX_FALSE;
789    mpeg4type.bGov = OMX_FALSE;
790
791    mpeg4type.nAllowedPictureTypes =
792        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
793
794    mpeg4type.nPFrames = 23;
795    mpeg4type.nBFrames = 0;
796
797    mpeg4type.nIDCVLCThreshold = 0;
798    mpeg4type.bACPred = OMX_TRUE;
799    mpeg4type.nMaxPacketSize = 256;
800    mpeg4type.nTimeIncRes = 1000;
801    mpeg4type.nHeaderExtension = 0;
802    mpeg4type.bReversibleVLC = OMX_FALSE;
803
804    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
805    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
806
807    err = mOMX->setParameter(
808            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
809    CHECK_EQ(err, OK);
810
811    // ----------------
812
813    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
814    InitOMXParams(&bitrateType);
815    bitrateType.nPortIndex = kPortIndexOutput;
816
817    err = mOMX->getParameter(
818            mNode, OMX_IndexParamVideoBitrate,
819            &bitrateType, sizeof(bitrateType));
820    CHECK_EQ(err, OK);
821
822    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
823    bitrateType.nTargetBitrate = 1000000;
824
825    err = mOMX->setParameter(
826            mNode, OMX_IndexParamVideoBitrate,
827            &bitrateType, sizeof(bitrateType));
828    CHECK_EQ(err, OK);
829
830    // ----------------
831
832    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
833    InitOMXParams(&errorCorrectionType);
834    errorCorrectionType.nPortIndex = kPortIndexOutput;
835
836    err = mOMX->getParameter(
837            mNode, OMX_IndexParamVideoErrorCorrection,
838            &errorCorrectionType, sizeof(errorCorrectionType));
839    CHECK_EQ(err, OK);
840
841    errorCorrectionType.bEnableHEC = OMX_FALSE;
842    errorCorrectionType.bEnableResync = OMX_TRUE;
843    errorCorrectionType.nResynchMarkerSpacing = 256;
844    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
845    errorCorrectionType.bEnableRVLC = OMX_FALSE;
846
847    err = mOMX->setParameter(
848            mNode, OMX_IndexParamVideoErrorCorrection,
849            &errorCorrectionType, sizeof(errorCorrectionType));
850    CHECK_EQ(err, OK);
851
852    return OK;
853}
854
855status_t OMXCodec::setupAVCEncoderParameters() {
856    OMX_VIDEO_PARAM_AVCTYPE h264type;
857    InitOMXParams(&h264type);
858    h264type.nPortIndex = kPortIndexOutput;
859
860    status_t err = mOMX->getParameter(
861            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
862    CHECK_EQ(err, OK);
863
864    h264type.nAllowedPictureTypes =
865        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
866
867    h264type.nSliceHeaderSpacing = 0;
868    h264type.nBFrames = 0;
869    h264type.bUseHadamard = OMX_TRUE;
870    h264type.nRefFrames = 1;
871    h264type.nRefIdx10ActiveMinus1 = 0;
872    h264type.nRefIdx11ActiveMinus1 = 0;
873    h264type.bEnableUEP = OMX_FALSE;
874    h264type.bEnableFMO = OMX_FALSE;
875    h264type.bEnableASO = OMX_FALSE;
876    h264type.bEnableRS = OMX_FALSE;
877    h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
878    h264type.eLevel = OMX_VIDEO_AVCLevel1b;
879    h264type.bFrameMBsOnly = OMX_TRUE;
880    h264type.bMBAFF = OMX_FALSE;
881    h264type.bEntropyCodingCABAC = OMX_FALSE;
882    h264type.bWeightedPPrediction = OMX_FALSE;
883    h264type.bconstIpred = OMX_FALSE;
884    h264type.bDirect8x8Inference = OMX_FALSE;
885    h264type.bDirectSpatialTemporal = OMX_FALSE;
886    h264type.nCabacInitIdc = 0;
887    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
888
889    err = mOMX->setParameter(
890            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
891    CHECK_EQ(err, OK);
892
893    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
894    InitOMXParams(&bitrateType);
895    bitrateType.nPortIndex = kPortIndexOutput;
896
897    err = mOMX->getParameter(
898            mNode, OMX_IndexParamVideoBitrate,
899            &bitrateType, sizeof(bitrateType));
900    CHECK_EQ(err, OK);
901
902    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
903    bitrateType.nTargetBitrate = 1000000;
904
905    err = mOMX->setParameter(
906            mNode, OMX_IndexParamVideoBitrate,
907            &bitrateType, sizeof(bitrateType));
908    CHECK_EQ(err, OK);
909
910    return OK;
911}
912
913void OMXCodec::setVideoOutputFormat(
914        const char *mime, OMX_U32 width, OMX_U32 height) {
915    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
916
917    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
918    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
919        compressionFormat = OMX_VIDEO_CodingAVC;
920    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
921        compressionFormat = OMX_VIDEO_CodingMPEG4;
922    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
923        compressionFormat = OMX_VIDEO_CodingH263;
924    } else {
925        LOGE("Not a supported video mime type: %s", mime);
926        CHECK(!"Should not be here. Not a supported video mime type.");
927    }
928
929    setVideoPortFormatType(
930            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
931
932#if 1
933    {
934        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
935        InitOMXParams(&format);
936        format.nPortIndex = kPortIndexOutput;
937        format.nIndex = 0;
938
939        status_t err = mOMX->getParameter(
940                mNode, OMX_IndexParamVideoPortFormat,
941                &format, sizeof(format));
942        CHECK_EQ(err, OK);
943        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
944
945        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
946
947        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
948               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
949               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
950               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
951
952        err = mOMX->setParameter(
953                mNode, OMX_IndexParamVideoPortFormat,
954                &format, sizeof(format));
955        CHECK_EQ(err, OK);
956    }
957#endif
958
959    OMX_PARAM_PORTDEFINITIONTYPE def;
960    InitOMXParams(&def);
961    def.nPortIndex = kPortIndexInput;
962
963    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
964
965    status_t err = mOMX->getParameter(
966            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
967
968    CHECK_EQ(err, OK);
969
970#if 1
971    // XXX Need a (much) better heuristic to compute input buffer sizes.
972    const size_t X = 64 * 1024;
973    if (def.nBufferSize < X) {
974        def.nBufferSize = X;
975    }
976#endif
977
978    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
979
980    video_def->nFrameWidth = width;
981    video_def->nFrameHeight = height;
982
983    video_def->eCompressionFormat = compressionFormat;
984    video_def->eColorFormat = OMX_COLOR_FormatUnused;
985
986    err = mOMX->setParameter(
987            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
988    CHECK_EQ(err, OK);
989
990    ////////////////////////////////////////////////////////////////////////////
991
992    InitOMXParams(&def);
993    def.nPortIndex = kPortIndexOutput;
994
995    err = mOMX->getParameter(
996            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
997    CHECK_EQ(err, OK);
998    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
999
1000#if 0
1001    def.nBufferSize =
1002        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1003#endif
1004
1005    video_def->nFrameWidth = width;
1006    video_def->nFrameHeight = height;
1007
1008    err = mOMX->setParameter(
1009            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1010    CHECK_EQ(err, OK);
1011}
1012
1013OMXCodec::OMXCodec(
1014        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
1015        bool isEncoder,
1016        const char *mime,
1017        const char *componentName,
1018        const sp<MediaSource> &source)
1019    : mOMX(omx),
1020      mOMXLivesLocally(omx->livesLocally(getpid())),
1021      mNode(node),
1022      mQuirks(quirks),
1023      mIsEncoder(isEncoder),
1024      mMIME(strdup(mime)),
1025      mComponentName(strdup(componentName)),
1026      mSource(source),
1027      mCodecSpecificDataIndex(0),
1028      mState(LOADED),
1029      mInitialBufferSubmit(true),
1030      mSignalledEOS(false),
1031      mNoMoreOutputData(false),
1032      mOutputPortSettingsHaveChanged(false),
1033      mSeekTimeUs(-1) {
1034    mPortStatus[kPortIndexInput] = ENABLED;
1035    mPortStatus[kPortIndexOutput] = ENABLED;
1036
1037    setComponentRole();
1038}
1039
1040// static
1041void OMXCodec::setComponentRole(
1042        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1043        const char *mime) {
1044    struct MimeToRole {
1045        const char *mime;
1046        const char *decoderRole;
1047        const char *encoderRole;
1048    };
1049
1050    static const MimeToRole kMimeToRole[] = {
1051        { MEDIA_MIMETYPE_AUDIO_MPEG,
1052            "audio_decoder.mp3", "audio_encoder.mp3" },
1053        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1054            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1055        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1056            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1057        { MEDIA_MIMETYPE_AUDIO_AAC,
1058            "audio_decoder.aac", "audio_encoder.aac" },
1059        { MEDIA_MIMETYPE_VIDEO_AVC,
1060            "video_decoder.avc", "video_encoder.avc" },
1061        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1062            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1063        { MEDIA_MIMETYPE_VIDEO_H263,
1064            "video_decoder.h263", "video_encoder.h263" },
1065    };
1066
1067    static const size_t kNumMimeToRole =
1068        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1069
1070    size_t i;
1071    for (i = 0; i < kNumMimeToRole; ++i) {
1072        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1073            break;
1074        }
1075    }
1076
1077    if (i == kNumMimeToRole) {
1078        return;
1079    }
1080
1081    const char *role =
1082        isEncoder ? kMimeToRole[i].encoderRole
1083                  : kMimeToRole[i].decoderRole;
1084
1085    if (role != NULL) {
1086        OMX_PARAM_COMPONENTROLETYPE roleParams;
1087        InitOMXParams(&roleParams);
1088
1089        strncpy((char *)roleParams.cRole,
1090                role, OMX_MAX_STRINGNAME_SIZE - 1);
1091
1092        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1093
1094        status_t err = omx->setParameter(
1095                node, OMX_IndexParamStandardComponentRole,
1096                &roleParams, sizeof(roleParams));
1097
1098        if (err != OK) {
1099            LOGW("Failed to set standard component role '%s'.", role);
1100        }
1101    }
1102}
1103
1104void OMXCodec::setComponentRole() {
1105    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1106}
1107
1108OMXCodec::~OMXCodec() {
1109    CHECK(mState == LOADED || mState == ERROR);
1110
1111    status_t err = mOMX->freeNode(mNode);
1112    CHECK_EQ(err, OK);
1113
1114    mNode = NULL;
1115    setState(DEAD);
1116
1117    clearCodecSpecificData();
1118
1119    free(mComponentName);
1120    mComponentName = NULL;
1121
1122    free(mMIME);
1123    mMIME = NULL;
1124}
1125
1126status_t OMXCodec::init() {
1127    // mLock is held.
1128
1129    CHECK_EQ(mState, LOADED);
1130
1131    status_t err;
1132    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1133        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1134        CHECK_EQ(err, OK);
1135        setState(LOADED_TO_IDLE);
1136    }
1137
1138    err = allocateBuffers();
1139    CHECK_EQ(err, OK);
1140
1141    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1142        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1143        CHECK_EQ(err, OK);
1144
1145        setState(LOADED_TO_IDLE);
1146    }
1147
1148    while (mState != EXECUTING && mState != ERROR) {
1149        mAsyncCompletion.wait(mLock);
1150    }
1151
1152    return mState == ERROR ? UNKNOWN_ERROR : OK;
1153}
1154
1155// static
1156bool OMXCodec::isIntermediateState(State state) {
1157    return state == LOADED_TO_IDLE
1158        || state == IDLE_TO_EXECUTING
1159        || state == EXECUTING_TO_IDLE
1160        || state == IDLE_TO_LOADED
1161        || state == RECONFIGURING;
1162}
1163
1164status_t OMXCodec::allocateBuffers() {
1165    status_t err = allocateBuffersOnPort(kPortIndexInput);
1166
1167    if (err != OK) {
1168        return err;
1169    }
1170
1171    return allocateBuffersOnPort(kPortIndexOutput);
1172}
1173
1174status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1175    OMX_PARAM_PORTDEFINITIONTYPE def;
1176    InitOMXParams(&def);
1177    def.nPortIndex = portIndex;
1178
1179    status_t err = mOMX->getParameter(
1180            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1181
1182    if (err != OK) {
1183        return err;
1184    }
1185
1186    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1187    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1188
1189    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1190        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1191        CHECK(mem.get() != NULL);
1192
1193        BufferInfo info;
1194        info.mData = NULL;
1195        info.mSize = def.nBufferSize;
1196
1197        IOMX::buffer_id buffer;
1198        if (portIndex == kPortIndexInput
1199                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1200            if (mOMXLivesLocally) {
1201                mem.clear();
1202
1203                err = mOMX->allocateBuffer(
1204                        mNode, portIndex, def.nBufferSize, &buffer,
1205                        &info.mData);
1206            } else {
1207                err = mOMX->allocateBufferWithBackup(
1208                        mNode, portIndex, mem, &buffer);
1209            }
1210        } else if (portIndex == kPortIndexOutput
1211                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1212            if (mOMXLivesLocally) {
1213                mem.clear();
1214
1215                err = mOMX->allocateBuffer(
1216                        mNode, portIndex, def.nBufferSize, &buffer,
1217                        &info.mData);
1218            } else {
1219                err = mOMX->allocateBufferWithBackup(
1220                        mNode, portIndex, mem, &buffer);
1221            }
1222        } else {
1223            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1224        }
1225
1226        if (err != OK) {
1227            LOGE("allocate_buffer_with_backup failed");
1228            return err;
1229        }
1230
1231        if (mem != NULL) {
1232            info.mData = mem->pointer();
1233        }
1234
1235        info.mBuffer = buffer;
1236        info.mOwnedByComponent = false;
1237        info.mMem = mem;
1238        info.mMediaBuffer = NULL;
1239
1240        if (portIndex == kPortIndexOutput) {
1241            if (!(mOMXLivesLocally
1242                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1243                        && (mQuirks & kDefersOutputBufferAllocation))) {
1244                // If the node does not fill in the buffer ptr at this time,
1245                // we will defer creating the MediaBuffer until receiving
1246                // the first FILL_BUFFER_DONE notification instead.
1247                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1248                info.mMediaBuffer->setObserver(this);
1249            }
1250        }
1251
1252        mPortBuffers[portIndex].push(info);
1253
1254        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1255             portIndex == kPortIndexInput ? "input" : "output");
1256    }
1257
1258    // dumpPortStatus(portIndex);
1259
1260    return OK;
1261}
1262
1263void OMXCodec::on_message(const omx_message &msg) {
1264    Mutex::Autolock autoLock(mLock);
1265
1266    switch (msg.type) {
1267        case omx_message::EVENT:
1268        {
1269            onEvent(
1270                 msg.u.event_data.event, msg.u.event_data.data1,
1271                 msg.u.event_data.data2);
1272
1273            break;
1274        }
1275
1276        case omx_message::EMPTY_BUFFER_DONE:
1277        {
1278            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1279
1280            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1281
1282            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1283            size_t i = 0;
1284            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1285                ++i;
1286            }
1287
1288            CHECK(i < buffers->size());
1289            if (!(*buffers)[i].mOwnedByComponent) {
1290                LOGW("We already own input buffer %p, yet received "
1291                     "an EMPTY_BUFFER_DONE.", buffer);
1292            }
1293
1294            buffers->editItemAt(i).mOwnedByComponent = false;
1295
1296            if (mPortStatus[kPortIndexInput] == DISABLING) {
1297                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1298
1299                status_t err =
1300                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1301                CHECK_EQ(err, OK);
1302
1303                buffers->removeAt(i);
1304            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1305                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1306                drainInputBuffer(&buffers->editItemAt(i));
1307            }
1308            break;
1309        }
1310
1311        case omx_message::FILL_BUFFER_DONE:
1312        {
1313            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1314            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1315
1316            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1317                 buffer,
1318                 msg.u.extended_buffer_data.range_length,
1319                 flags,
1320                 msg.u.extended_buffer_data.timestamp,
1321                 msg.u.extended_buffer_data.timestamp / 1E6);
1322
1323            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1324            size_t i = 0;
1325            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1326                ++i;
1327            }
1328
1329            CHECK(i < buffers->size());
1330            BufferInfo *info = &buffers->editItemAt(i);
1331
1332            if (!info->mOwnedByComponent) {
1333                LOGW("We already own output buffer %p, yet received "
1334                     "a FILL_BUFFER_DONE.", buffer);
1335            }
1336
1337            info->mOwnedByComponent = false;
1338
1339            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1340                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1341
1342                status_t err =
1343                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1344                CHECK_EQ(err, OK);
1345
1346                buffers->removeAt(i);
1347#if 0
1348            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1349                       && (flags & OMX_BUFFERFLAG_EOS)) {
1350                CODEC_LOGV("No more output data.");
1351                mNoMoreOutputData = true;
1352                mBufferFilled.signal();
1353#endif
1354            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1355                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1356
1357                if (info->mMediaBuffer == NULL) {
1358                    CHECK(mOMXLivesLocally);
1359                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
1360                    CHECK(mQuirks & kDefersOutputBufferAllocation);
1361
1362                    // The qcom video decoders on Nexus don't actually allocate
1363                    // output buffer memory on a call to OMX_AllocateBuffer
1364                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
1365                    // structure is only filled in later.
1366
1367                    info->mMediaBuffer = new MediaBuffer(
1368                            msg.u.extended_buffer_data.data_ptr,
1369                            info->mSize);
1370                    info->mMediaBuffer->setObserver(this);
1371                }
1372
1373                MediaBuffer *buffer = info->mMediaBuffer;
1374
1375                buffer->set_range(
1376                        msg.u.extended_buffer_data.range_offset,
1377                        msg.u.extended_buffer_data.range_length);
1378
1379                buffer->meta_data()->clear();
1380
1381                buffer->meta_data()->setInt64(
1382                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1383
1384                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1385                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1386                }
1387                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1388                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1389                }
1390
1391                buffer->meta_data()->setPointer(
1392                        kKeyPlatformPrivate,
1393                        msg.u.extended_buffer_data.platform_private);
1394
1395                buffer->meta_data()->setPointer(
1396                        kKeyBufferID,
1397                        msg.u.extended_buffer_data.buffer);
1398
1399                mFilledBuffers.push_back(i);
1400                mBufferFilled.signal();
1401
1402                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1403                    CODEC_LOGV("No more output data.");
1404                    mNoMoreOutputData = true;
1405                }
1406            }
1407
1408            break;
1409        }
1410
1411        default:
1412        {
1413            CHECK(!"should not be here.");
1414            break;
1415        }
1416    }
1417}
1418
1419void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1420    switch (event) {
1421        case OMX_EventCmdComplete:
1422        {
1423            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1424            break;
1425        }
1426
1427        case OMX_EventError:
1428        {
1429            LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1430
1431            setState(ERROR);
1432            break;
1433        }
1434
1435        case OMX_EventPortSettingsChanged:
1436        {
1437            onPortSettingsChanged(data1);
1438            break;
1439        }
1440
1441#if 0
1442        case OMX_EventBufferFlag:
1443        {
1444            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1445
1446            if (data1 == kPortIndexOutput) {
1447                mNoMoreOutputData = true;
1448            }
1449            break;
1450        }
1451#endif
1452
1453        default:
1454        {
1455            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1456            break;
1457        }
1458    }
1459}
1460
1461// Has the format changed in any way that the client would have to be aware of?
1462static bool formatHasNotablyChanged(
1463        const sp<MetaData> &from, const sp<MetaData> &to) {
1464    if (from.get() == NULL && to.get() == NULL) {
1465        return false;
1466    }
1467
1468    if ((from.get() == NULL && to.get() != NULL)
1469        || (from.get() != NULL && to.get() == NULL)) {
1470        return true;
1471    }
1472
1473    const char *mime_from, *mime_to;
1474    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1475    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1476
1477    if (strcasecmp(mime_from, mime_to)) {
1478        return true;
1479    }
1480
1481    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1482        int32_t colorFormat_from, colorFormat_to;
1483        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1484        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1485
1486        if (colorFormat_from != colorFormat_to) {
1487            return true;
1488        }
1489
1490        int32_t width_from, width_to;
1491        CHECK(from->findInt32(kKeyWidth, &width_from));
1492        CHECK(to->findInt32(kKeyWidth, &width_to));
1493
1494        if (width_from != width_to) {
1495            return true;
1496        }
1497
1498        int32_t height_from, height_to;
1499        CHECK(from->findInt32(kKeyHeight, &height_from));
1500        CHECK(to->findInt32(kKeyHeight, &height_to));
1501
1502        if (height_from != height_to) {
1503            return true;
1504        }
1505    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1506        int32_t numChannels_from, numChannels_to;
1507        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1508        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1509
1510        if (numChannels_from != numChannels_to) {
1511            return true;
1512        }
1513
1514        int32_t sampleRate_from, sampleRate_to;
1515        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1516        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1517
1518        if (sampleRate_from != sampleRate_to) {
1519            return true;
1520        }
1521    }
1522
1523    return false;
1524}
1525
1526void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1527    switch (cmd) {
1528        case OMX_CommandStateSet:
1529        {
1530            onStateChange((OMX_STATETYPE)data);
1531            break;
1532        }
1533
1534        case OMX_CommandPortDisable:
1535        {
1536            OMX_U32 portIndex = data;
1537            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1538
1539            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1540            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1541            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1542
1543            mPortStatus[portIndex] = DISABLED;
1544
1545            if (mState == RECONFIGURING) {
1546                CHECK_EQ(portIndex, kPortIndexOutput);
1547
1548                sp<MetaData> oldOutputFormat = mOutputFormat;
1549                initOutputFormat(mSource->getFormat());
1550
1551                // Don't notify clients if the output port settings change
1552                // wasn't of importance to them, i.e. it may be that just the
1553                // number of buffers has changed and nothing else.
1554                mOutputPortSettingsHaveChanged =
1555                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1556
1557                enablePortAsync(portIndex);
1558
1559                status_t err = allocateBuffersOnPort(portIndex);
1560                CHECK_EQ(err, OK);
1561            }
1562            break;
1563        }
1564
1565        case OMX_CommandPortEnable:
1566        {
1567            OMX_U32 portIndex = data;
1568            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1569
1570            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1571            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1572
1573            mPortStatus[portIndex] = ENABLED;
1574
1575            if (mState == RECONFIGURING) {
1576                CHECK_EQ(portIndex, kPortIndexOutput);
1577
1578                setState(EXECUTING);
1579
1580                fillOutputBuffers();
1581            }
1582            break;
1583        }
1584
1585        case OMX_CommandFlush:
1586        {
1587            OMX_U32 portIndex = data;
1588
1589            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1590
1591            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1592            mPortStatus[portIndex] = ENABLED;
1593
1594            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1595                     mPortBuffers[portIndex].size());
1596
1597            if (mState == RECONFIGURING) {
1598                CHECK_EQ(portIndex, kPortIndexOutput);
1599
1600                disablePortAsync(portIndex);
1601            } else if (mState == EXECUTING_TO_IDLE) {
1602                if (mPortStatus[kPortIndexInput] == ENABLED
1603                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1604                    CODEC_LOGV("Finished flushing both ports, now completing "
1605                         "transition from EXECUTING to IDLE.");
1606
1607                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1608                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1609
1610                    status_t err =
1611                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1612                    CHECK_EQ(err, OK);
1613                }
1614            } else {
1615                // We're flushing both ports in preparation for seeking.
1616
1617                if (mPortStatus[kPortIndexInput] == ENABLED
1618                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1619                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1620                         " seek-time.");
1621
1622                    drainInputBuffers();
1623                    fillOutputBuffers();
1624                }
1625            }
1626
1627            break;
1628        }
1629
1630        default:
1631        {
1632            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1633            break;
1634        }
1635    }
1636}
1637
1638void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1639    CODEC_LOGV("onStateChange %d", newState);
1640
1641    switch (newState) {
1642        case OMX_StateIdle:
1643        {
1644            CODEC_LOGV("Now Idle.");
1645            if (mState == LOADED_TO_IDLE) {
1646                status_t err = mOMX->sendCommand(
1647                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1648
1649                CHECK_EQ(err, OK);
1650
1651                setState(IDLE_TO_EXECUTING);
1652            } else {
1653                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1654
1655                CHECK_EQ(
1656                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1657                    mPortBuffers[kPortIndexInput].size());
1658
1659                CHECK_EQ(
1660                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1661                    mPortBuffers[kPortIndexOutput].size());
1662
1663                status_t err = mOMX->sendCommand(
1664                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1665
1666                CHECK_EQ(err, OK);
1667
1668                err = freeBuffersOnPort(kPortIndexInput);
1669                CHECK_EQ(err, OK);
1670
1671                err = freeBuffersOnPort(kPortIndexOutput);
1672                CHECK_EQ(err, OK);
1673
1674                mPortStatus[kPortIndexInput] = ENABLED;
1675                mPortStatus[kPortIndexOutput] = ENABLED;
1676
1677                setState(IDLE_TO_LOADED);
1678            }
1679            break;
1680        }
1681
1682        case OMX_StateExecuting:
1683        {
1684            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1685
1686            CODEC_LOGV("Now Executing.");
1687
1688            setState(EXECUTING);
1689
1690            // Buffers will be submitted to the component in the first
1691            // call to OMXCodec::read as mInitialBufferSubmit is true at
1692            // this point. This ensures that this on_message call returns,
1693            // releases the lock and ::init can notice the state change and
1694            // itself return.
1695            break;
1696        }
1697
1698        case OMX_StateLoaded:
1699        {
1700            CHECK_EQ(mState, IDLE_TO_LOADED);
1701
1702            CODEC_LOGV("Now Loaded.");
1703
1704            setState(LOADED);
1705            break;
1706        }
1707
1708        case OMX_StateInvalid:
1709        {
1710            setState(ERROR);
1711            break;
1712        }
1713
1714        default:
1715        {
1716            CHECK(!"should not be here.");
1717            break;
1718        }
1719    }
1720}
1721
1722// static
1723size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1724    size_t n = 0;
1725    for (size_t i = 0; i < buffers.size(); ++i) {
1726        if (!buffers[i].mOwnedByComponent) {
1727            ++n;
1728        }
1729    }
1730
1731    return n;
1732}
1733
1734status_t OMXCodec::freeBuffersOnPort(
1735        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1736    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1737
1738    status_t stickyErr = OK;
1739
1740    for (size_t i = buffers->size(); i-- > 0;) {
1741        BufferInfo *info = &buffers->editItemAt(i);
1742
1743        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1744            continue;
1745        }
1746
1747        CHECK_EQ(info->mOwnedByComponent, false);
1748
1749        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1750
1751        status_t err =
1752            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1753
1754        if (err != OK) {
1755            stickyErr = err;
1756        }
1757
1758        if (info->mMediaBuffer != NULL) {
1759            info->mMediaBuffer->setObserver(NULL);
1760
1761            // Make sure nobody but us owns this buffer at this point.
1762            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1763
1764            info->mMediaBuffer->release();
1765        }
1766
1767        buffers->removeAt(i);
1768    }
1769
1770    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1771
1772    return stickyErr;
1773}
1774
1775void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1776    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1777
1778    CHECK_EQ(mState, EXECUTING);
1779    CHECK_EQ(portIndex, kPortIndexOutput);
1780    setState(RECONFIGURING);
1781
1782    if (mQuirks & kNeedsFlushBeforeDisable) {
1783        if (!flushPortAsync(portIndex)) {
1784            onCmdComplete(OMX_CommandFlush, portIndex);
1785        }
1786    } else {
1787        disablePortAsync(portIndex);
1788    }
1789}
1790
1791bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1792    CHECK(mState == EXECUTING || mState == RECONFIGURING
1793            || mState == EXECUTING_TO_IDLE);
1794
1795    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1796         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1797         mPortBuffers[portIndex].size());
1798
1799    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1800    mPortStatus[portIndex] = SHUTTING_DOWN;
1801
1802    if ((mQuirks & kRequiresFlushCompleteEmulation)
1803        && countBuffersWeOwn(mPortBuffers[portIndex])
1804                == mPortBuffers[portIndex].size()) {
1805        // No flush is necessary and this component fails to send a
1806        // flush-complete event in this case.
1807
1808        return false;
1809    }
1810
1811    status_t err =
1812        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1813    CHECK_EQ(err, OK);
1814
1815    return true;
1816}
1817
1818void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1819    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1820
1821    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1822    mPortStatus[portIndex] = DISABLING;
1823
1824    status_t err =
1825        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1826    CHECK_EQ(err, OK);
1827
1828    freeBuffersOnPort(portIndex, true);
1829}
1830
1831void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1832    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1833
1834    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1835    mPortStatus[portIndex] = ENABLING;
1836
1837    status_t err =
1838        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1839    CHECK_EQ(err, OK);
1840}
1841
1842void OMXCodec::fillOutputBuffers() {
1843    CHECK_EQ(mState, EXECUTING);
1844
1845    // This is a workaround for some decoders not properly reporting
1846    // end-of-output-stream. If we own all input buffers and also own
1847    // all output buffers and we already signalled end-of-input-stream,
1848    // the end-of-output-stream is implied.
1849    if (mSignalledEOS
1850            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
1851                == mPortBuffers[kPortIndexInput].size()
1852            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
1853                == mPortBuffers[kPortIndexOutput].size()) {
1854        mNoMoreOutputData = true;
1855        mBufferFilled.signal();
1856
1857        return;
1858    }
1859
1860    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1861    for (size_t i = 0; i < buffers->size(); ++i) {
1862        fillOutputBuffer(&buffers->editItemAt(i));
1863    }
1864}
1865
1866void OMXCodec::drainInputBuffers() {
1867    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1868
1869    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1870    for (size_t i = 0; i < buffers->size(); ++i) {
1871        drainInputBuffer(&buffers->editItemAt(i));
1872    }
1873}
1874
1875void OMXCodec::drainInputBuffer(BufferInfo *info) {
1876    CHECK_EQ(info->mOwnedByComponent, false);
1877
1878    if (mSignalledEOS) {
1879        return;
1880    }
1881
1882    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1883        const CodecSpecificData *specific =
1884            mCodecSpecificData[mCodecSpecificDataIndex];
1885
1886        size_t size = specific->mSize;
1887
1888        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1889                && !(mQuirks & kWantsNALFragments)) {
1890            static const uint8_t kNALStartCode[4] =
1891                    { 0x00, 0x00, 0x00, 0x01 };
1892
1893            CHECK(info->mSize >= specific->mSize + 4);
1894
1895            size += 4;
1896
1897            memcpy(info->mData, kNALStartCode, 4);
1898            memcpy((uint8_t *)info->mData + 4,
1899                   specific->mData, specific->mSize);
1900        } else {
1901            CHECK(info->mSize >= specific->mSize);
1902            memcpy(info->mData, specific->mData, specific->mSize);
1903        }
1904
1905        mNoMoreOutputData = false;
1906
1907        CODEC_LOGV("calling emptyBuffer with codec specific data");
1908
1909        status_t err = mOMX->emptyBuffer(
1910                mNode, info->mBuffer, 0, size,
1911                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1912                0);
1913        CHECK_EQ(err, OK);
1914
1915        info->mOwnedByComponent = true;
1916
1917        ++mCodecSpecificDataIndex;
1918        return;
1919    }
1920
1921    MediaBuffer *srcBuffer;
1922    status_t err;
1923    if (mSeekTimeUs >= 0) {
1924        MediaSource::ReadOptions options;
1925        options.setSeekTo(mSeekTimeUs);
1926
1927        mSeekTimeUs = -1;
1928        mBufferFilled.signal();
1929
1930        err = mSource->read(&srcBuffer, &options);
1931    } else {
1932        err = mSource->read(&srcBuffer);
1933    }
1934
1935    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1936    OMX_TICKS timestampUs = 0;
1937    size_t srcLength = 0;
1938
1939    if (err != OK) {
1940        CODEC_LOGV("signalling end of input stream.");
1941        flags |= OMX_BUFFERFLAG_EOS;
1942
1943        mSignalledEOS = true;
1944    } else {
1945        mNoMoreOutputData = false;
1946
1947        srcLength = srcBuffer->range_length();
1948
1949        if (info->mSize < srcLength) {
1950            LOGE("info->mSize = %d, srcLength = %d",
1951                 info->mSize, srcLength);
1952        }
1953        CHECK(info->mSize >= srcLength);
1954        memcpy(info->mData,
1955               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1956               srcLength);
1957
1958        if (srcBuffer->meta_data()->findInt64(kKeyTime, &timestampUs)) {
1959            CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
1960                       "timestamp %lld us (%.2f secs)",
1961                       info->mBuffer, srcLength,
1962                       timestampUs, timestampUs / 1E6);
1963        }
1964    }
1965
1966    if (srcBuffer != NULL) {
1967        srcBuffer->release();
1968        srcBuffer = NULL;
1969    }
1970
1971    err = mOMX->emptyBuffer(
1972            mNode, info->mBuffer, 0, srcLength,
1973            flags, timestampUs);
1974
1975    if (err != OK) {
1976        setState(ERROR);
1977        return;
1978    }
1979
1980    info->mOwnedByComponent = true;
1981
1982    // This component does not ever signal the EOS flag on output buffers,
1983    // Thanks for nothing.
1984    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
1985        mNoMoreOutputData = true;
1986        mBufferFilled.signal();
1987    }
1988}
1989
1990void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1991    CHECK_EQ(info->mOwnedByComponent, false);
1992
1993    if (mNoMoreOutputData) {
1994        CODEC_LOGV("There is no more output data available, not "
1995             "calling fillOutputBuffer");
1996        return;
1997    }
1998
1999    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
2000    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
2001    CHECK_EQ(err, OK);
2002
2003    info->mOwnedByComponent = true;
2004}
2005
2006void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
2007    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2008    for (size_t i = 0; i < buffers->size(); ++i) {
2009        if ((*buffers)[i].mBuffer == buffer) {
2010            drainInputBuffer(&buffers->editItemAt(i));
2011            return;
2012        }
2013    }
2014
2015    CHECK(!"should not be here.");
2016}
2017
2018void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
2019    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2020    for (size_t i = 0; i < buffers->size(); ++i) {
2021        if ((*buffers)[i].mBuffer == buffer) {
2022            fillOutputBuffer(&buffers->editItemAt(i));
2023            return;
2024        }
2025    }
2026
2027    CHECK(!"should not be here.");
2028}
2029
2030void OMXCodec::setState(State newState) {
2031    mState = newState;
2032    mAsyncCompletion.signal();
2033
2034    // This may cause some spurious wakeups but is necessary to
2035    // unblock the reader if we enter ERROR state.
2036    mBufferFilled.signal();
2037}
2038
2039void OMXCodec::setRawAudioFormat(
2040        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2041    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2042    InitOMXParams(&pcmParams);
2043    pcmParams.nPortIndex = portIndex;
2044
2045    status_t err = mOMX->getParameter(
2046            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2047
2048    CHECK_EQ(err, OK);
2049
2050    pcmParams.nChannels = numChannels;
2051    pcmParams.eNumData = OMX_NumericalDataSigned;
2052    pcmParams.bInterleaved = OMX_TRUE;
2053    pcmParams.nBitPerSample = 16;
2054    pcmParams.nSamplingRate = sampleRate;
2055    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2056
2057    if (numChannels == 1) {
2058        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2059    } else {
2060        CHECK_EQ(numChannels, 2);
2061
2062        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2063        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2064    }
2065
2066    err = mOMX->setParameter(
2067            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2068
2069    CHECK_EQ(err, OK);
2070}
2071
2072void OMXCodec::setAMRFormat(bool isWAMR) {
2073    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2074
2075    OMX_AUDIO_PARAM_AMRTYPE def;
2076    InitOMXParams(&def);
2077    def.nPortIndex = portIndex;
2078
2079    status_t err =
2080        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2081
2082    CHECK_EQ(err, OK);
2083
2084    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2085    def.eAMRBandMode =
2086        isWAMR ? OMX_AUDIO_AMRBandModeWB0 : OMX_AUDIO_AMRBandModeNB0;
2087
2088    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2089    CHECK_EQ(err, OK);
2090
2091    ////////////////////////
2092
2093    if (mIsEncoder) {
2094        sp<MetaData> format = mSource->getFormat();
2095        int32_t sampleRate;
2096        int32_t numChannels;
2097        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2098        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2099
2100        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2101    }
2102}
2103
2104void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
2105    if (mIsEncoder) {
2106        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2107    } else {
2108        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2109        InitOMXParams(&profile);
2110        profile.nPortIndex = kPortIndexInput;
2111
2112        status_t err = mOMX->getParameter(
2113                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2114        CHECK_EQ(err, OK);
2115
2116        profile.nChannels = numChannels;
2117        profile.nSampleRate = sampleRate;
2118        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2119
2120        err = mOMX->setParameter(
2121                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2122        CHECK_EQ(err, OK);
2123    }
2124}
2125
2126void OMXCodec::setImageOutputFormat(
2127        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2128    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2129
2130#if 0
2131    OMX_INDEXTYPE index;
2132    status_t err = mOMX->get_extension_index(
2133            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2134    CHECK_EQ(err, OK);
2135
2136    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2137    CHECK_EQ(err, OK);
2138#endif
2139
2140    OMX_PARAM_PORTDEFINITIONTYPE def;
2141    InitOMXParams(&def);
2142    def.nPortIndex = kPortIndexOutput;
2143
2144    status_t err = mOMX->getParameter(
2145            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2146    CHECK_EQ(err, OK);
2147
2148    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2149
2150    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2151
2152    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2153    imageDef->eColorFormat = format;
2154    imageDef->nFrameWidth = width;
2155    imageDef->nFrameHeight = height;
2156
2157    switch (format) {
2158        case OMX_COLOR_FormatYUV420PackedPlanar:
2159        case OMX_COLOR_FormatYUV411Planar:
2160        {
2161            def.nBufferSize = (width * height * 3) / 2;
2162            break;
2163        }
2164
2165        case OMX_COLOR_FormatCbYCrY:
2166        {
2167            def.nBufferSize = width * height * 2;
2168            break;
2169        }
2170
2171        case OMX_COLOR_Format32bitARGB8888:
2172        {
2173            def.nBufferSize = width * height * 4;
2174            break;
2175        }
2176
2177        case OMX_COLOR_Format16bitARGB4444:
2178        case OMX_COLOR_Format16bitARGB1555:
2179        case OMX_COLOR_Format16bitRGB565:
2180        case OMX_COLOR_Format16bitBGR565:
2181        {
2182            def.nBufferSize = width * height * 2;
2183            break;
2184        }
2185
2186        default:
2187            CHECK(!"Should not be here. Unknown color format.");
2188            break;
2189    }
2190
2191    def.nBufferCountActual = def.nBufferCountMin;
2192
2193    err = mOMX->setParameter(
2194            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2195    CHECK_EQ(err, OK);
2196}
2197
2198void OMXCodec::setJPEGInputFormat(
2199        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2200    OMX_PARAM_PORTDEFINITIONTYPE def;
2201    InitOMXParams(&def);
2202    def.nPortIndex = kPortIndexInput;
2203
2204    status_t err = mOMX->getParameter(
2205            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2206    CHECK_EQ(err, OK);
2207
2208    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2209    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2210
2211    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2212    imageDef->nFrameWidth = width;
2213    imageDef->nFrameHeight = height;
2214
2215    def.nBufferSize = compressedSize;
2216    def.nBufferCountActual = def.nBufferCountMin;
2217
2218    err = mOMX->setParameter(
2219            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2220    CHECK_EQ(err, OK);
2221}
2222
2223void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2224    CodecSpecificData *specific =
2225        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2226
2227    specific->mSize = size;
2228    memcpy(specific->mData, data, size);
2229
2230    mCodecSpecificData.push(specific);
2231}
2232
2233void OMXCodec::clearCodecSpecificData() {
2234    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2235        free(mCodecSpecificData.editItemAt(i));
2236    }
2237    mCodecSpecificData.clear();
2238    mCodecSpecificDataIndex = 0;
2239}
2240
2241status_t OMXCodec::start(MetaData *) {
2242    Mutex::Autolock autoLock(mLock);
2243
2244    if (mState != LOADED) {
2245        return UNKNOWN_ERROR;
2246    }
2247
2248    sp<MetaData> params = new MetaData;
2249    if (mQuirks & kWantsNALFragments) {
2250        params->setInt32(kKeyWantsNALFragments, true);
2251    }
2252    status_t err = mSource->start(params.get());
2253
2254    if (err != OK) {
2255        return err;
2256    }
2257
2258    mCodecSpecificDataIndex = 0;
2259    mInitialBufferSubmit = true;
2260    mSignalledEOS = false;
2261    mNoMoreOutputData = false;
2262    mOutputPortSettingsHaveChanged = false;
2263    mSeekTimeUs = -1;
2264    mFilledBuffers.clear();
2265
2266    return init();
2267}
2268
2269status_t OMXCodec::stop() {
2270    CODEC_LOGV("stop");
2271
2272    Mutex::Autolock autoLock(mLock);
2273
2274    while (isIntermediateState(mState)) {
2275        mAsyncCompletion.wait(mLock);
2276    }
2277
2278    switch (mState) {
2279        case LOADED:
2280        case ERROR:
2281            break;
2282
2283        case EXECUTING:
2284        {
2285            setState(EXECUTING_TO_IDLE);
2286
2287            if (mQuirks & kRequiresFlushBeforeShutdown) {
2288                CODEC_LOGV("This component requires a flush before transitioning "
2289                     "from EXECUTING to IDLE...");
2290
2291                bool emulateInputFlushCompletion =
2292                    !flushPortAsync(kPortIndexInput);
2293
2294                bool emulateOutputFlushCompletion =
2295                    !flushPortAsync(kPortIndexOutput);
2296
2297                if (emulateInputFlushCompletion) {
2298                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2299                }
2300
2301                if (emulateOutputFlushCompletion) {
2302                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2303                }
2304            } else {
2305                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2306                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2307
2308                status_t err =
2309                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2310                CHECK_EQ(err, OK);
2311            }
2312
2313            while (mState != LOADED && mState != ERROR) {
2314                mAsyncCompletion.wait(mLock);
2315            }
2316
2317            break;
2318        }
2319
2320        default:
2321        {
2322            CHECK(!"should not be here.");
2323            break;
2324        }
2325    }
2326
2327    mSource->stop();
2328
2329    return OK;
2330}
2331
2332sp<MetaData> OMXCodec::getFormat() {
2333    Mutex::Autolock autoLock(mLock);
2334
2335    return mOutputFormat;
2336}
2337
2338status_t OMXCodec::read(
2339        MediaBuffer **buffer, const ReadOptions *options) {
2340    *buffer = NULL;
2341
2342    Mutex::Autolock autoLock(mLock);
2343
2344    if (mState != EXECUTING && mState != RECONFIGURING) {
2345        return UNKNOWN_ERROR;
2346    }
2347
2348    bool seeking = false;
2349    int64_t seekTimeUs;
2350    if (options && options->getSeekTo(&seekTimeUs)) {
2351        seeking = true;
2352    }
2353
2354    if (mInitialBufferSubmit) {
2355        mInitialBufferSubmit = false;
2356
2357        if (seeking) {
2358            CHECK(seekTimeUs >= 0);
2359            mSeekTimeUs = seekTimeUs;
2360
2361            // There's no reason to trigger the code below, there's
2362            // nothing to flush yet.
2363            seeking = false;
2364        }
2365
2366        drainInputBuffers();
2367
2368        if (mState == EXECUTING) {
2369            // Otherwise mState == RECONFIGURING and this code will trigger
2370            // after the output port is reenabled.
2371            fillOutputBuffers();
2372        }
2373    }
2374
2375    if (seeking) {
2376        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2377
2378        mSignalledEOS = false;
2379
2380        CHECK(seekTimeUs >= 0);
2381        mSeekTimeUs = seekTimeUs;
2382
2383        mFilledBuffers.clear();
2384
2385        CHECK_EQ(mState, EXECUTING);
2386
2387        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2388        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2389
2390        if (emulateInputFlushCompletion) {
2391            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2392        }
2393
2394        if (emulateOutputFlushCompletion) {
2395            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2396        }
2397
2398        while (mSeekTimeUs >= 0) {
2399            mBufferFilled.wait(mLock);
2400        }
2401    }
2402
2403    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2404        mBufferFilled.wait(mLock);
2405    }
2406
2407    if (mState == ERROR) {
2408        return UNKNOWN_ERROR;
2409    }
2410
2411    if (mFilledBuffers.empty()) {
2412        return ERROR_END_OF_STREAM;
2413    }
2414
2415    if (mOutputPortSettingsHaveChanged) {
2416        mOutputPortSettingsHaveChanged = false;
2417
2418        return INFO_FORMAT_CHANGED;
2419    }
2420
2421    size_t index = *mFilledBuffers.begin();
2422    mFilledBuffers.erase(mFilledBuffers.begin());
2423
2424    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2425    info->mMediaBuffer->add_ref();
2426    *buffer = info->mMediaBuffer;
2427
2428    return OK;
2429}
2430
2431void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2432    Mutex::Autolock autoLock(mLock);
2433
2434    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2435    for (size_t i = 0; i < buffers->size(); ++i) {
2436        BufferInfo *info = &buffers->editItemAt(i);
2437
2438        if (info->mMediaBuffer == buffer) {
2439            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2440            fillOutputBuffer(info);
2441            return;
2442        }
2443    }
2444
2445    CHECK(!"should not be here.");
2446}
2447
2448static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2449    static const char *kNames[] = {
2450        "OMX_IMAGE_CodingUnused",
2451        "OMX_IMAGE_CodingAutoDetect",
2452        "OMX_IMAGE_CodingJPEG",
2453        "OMX_IMAGE_CodingJPEG2K",
2454        "OMX_IMAGE_CodingEXIF",
2455        "OMX_IMAGE_CodingTIFF",
2456        "OMX_IMAGE_CodingGIF",
2457        "OMX_IMAGE_CodingPNG",
2458        "OMX_IMAGE_CodingLZW",
2459        "OMX_IMAGE_CodingBMP",
2460    };
2461
2462    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2463
2464    if (type < 0 || (size_t)type >= numNames) {
2465        return "UNKNOWN";
2466    } else {
2467        return kNames[type];
2468    }
2469}
2470
2471static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2472    static const char *kNames[] = {
2473        "OMX_COLOR_FormatUnused",
2474        "OMX_COLOR_FormatMonochrome",
2475        "OMX_COLOR_Format8bitRGB332",
2476        "OMX_COLOR_Format12bitRGB444",
2477        "OMX_COLOR_Format16bitARGB4444",
2478        "OMX_COLOR_Format16bitARGB1555",
2479        "OMX_COLOR_Format16bitRGB565",
2480        "OMX_COLOR_Format16bitBGR565",
2481        "OMX_COLOR_Format18bitRGB666",
2482        "OMX_COLOR_Format18bitARGB1665",
2483        "OMX_COLOR_Format19bitARGB1666",
2484        "OMX_COLOR_Format24bitRGB888",
2485        "OMX_COLOR_Format24bitBGR888",
2486        "OMX_COLOR_Format24bitARGB1887",
2487        "OMX_COLOR_Format25bitARGB1888",
2488        "OMX_COLOR_Format32bitBGRA8888",
2489        "OMX_COLOR_Format32bitARGB8888",
2490        "OMX_COLOR_FormatYUV411Planar",
2491        "OMX_COLOR_FormatYUV411PackedPlanar",
2492        "OMX_COLOR_FormatYUV420Planar",
2493        "OMX_COLOR_FormatYUV420PackedPlanar",
2494        "OMX_COLOR_FormatYUV420SemiPlanar",
2495        "OMX_COLOR_FormatYUV422Planar",
2496        "OMX_COLOR_FormatYUV422PackedPlanar",
2497        "OMX_COLOR_FormatYUV422SemiPlanar",
2498        "OMX_COLOR_FormatYCbYCr",
2499        "OMX_COLOR_FormatYCrYCb",
2500        "OMX_COLOR_FormatCbYCrY",
2501        "OMX_COLOR_FormatCrYCbY",
2502        "OMX_COLOR_FormatYUV444Interleaved",
2503        "OMX_COLOR_FormatRawBayer8bit",
2504        "OMX_COLOR_FormatRawBayer10bit",
2505        "OMX_COLOR_FormatRawBayer8bitcompressed",
2506        "OMX_COLOR_FormatL2",
2507        "OMX_COLOR_FormatL4",
2508        "OMX_COLOR_FormatL8",
2509        "OMX_COLOR_FormatL16",
2510        "OMX_COLOR_FormatL24",
2511        "OMX_COLOR_FormatL32",
2512        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2513        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2514        "OMX_COLOR_Format18BitBGR666",
2515        "OMX_COLOR_Format24BitARGB6666",
2516        "OMX_COLOR_Format24BitABGR6666",
2517    };
2518
2519    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2520
2521    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2522        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2523    } else if (type < 0 || (size_t)type >= numNames) {
2524        return "UNKNOWN";
2525    } else {
2526        return kNames[type];
2527    }
2528}
2529
2530static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2531    static const char *kNames[] = {
2532        "OMX_VIDEO_CodingUnused",
2533        "OMX_VIDEO_CodingAutoDetect",
2534        "OMX_VIDEO_CodingMPEG2",
2535        "OMX_VIDEO_CodingH263",
2536        "OMX_VIDEO_CodingMPEG4",
2537        "OMX_VIDEO_CodingWMV",
2538        "OMX_VIDEO_CodingRV",
2539        "OMX_VIDEO_CodingAVC",
2540        "OMX_VIDEO_CodingMJPEG",
2541    };
2542
2543    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2544
2545    if (type < 0 || (size_t)type >= numNames) {
2546        return "UNKNOWN";
2547    } else {
2548        return kNames[type];
2549    }
2550}
2551
2552static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2553    static const char *kNames[] = {
2554        "OMX_AUDIO_CodingUnused",
2555        "OMX_AUDIO_CodingAutoDetect",
2556        "OMX_AUDIO_CodingPCM",
2557        "OMX_AUDIO_CodingADPCM",
2558        "OMX_AUDIO_CodingAMR",
2559        "OMX_AUDIO_CodingGSMFR",
2560        "OMX_AUDIO_CodingGSMEFR",
2561        "OMX_AUDIO_CodingGSMHR",
2562        "OMX_AUDIO_CodingPDCFR",
2563        "OMX_AUDIO_CodingPDCEFR",
2564        "OMX_AUDIO_CodingPDCHR",
2565        "OMX_AUDIO_CodingTDMAFR",
2566        "OMX_AUDIO_CodingTDMAEFR",
2567        "OMX_AUDIO_CodingQCELP8",
2568        "OMX_AUDIO_CodingQCELP13",
2569        "OMX_AUDIO_CodingEVRC",
2570        "OMX_AUDIO_CodingSMV",
2571        "OMX_AUDIO_CodingG711",
2572        "OMX_AUDIO_CodingG723",
2573        "OMX_AUDIO_CodingG726",
2574        "OMX_AUDIO_CodingG729",
2575        "OMX_AUDIO_CodingAAC",
2576        "OMX_AUDIO_CodingMP3",
2577        "OMX_AUDIO_CodingSBC",
2578        "OMX_AUDIO_CodingVORBIS",
2579        "OMX_AUDIO_CodingWMA",
2580        "OMX_AUDIO_CodingRA",
2581        "OMX_AUDIO_CodingMIDI",
2582    };
2583
2584    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2585
2586    if (type < 0 || (size_t)type >= numNames) {
2587        return "UNKNOWN";
2588    } else {
2589        return kNames[type];
2590    }
2591}
2592
2593static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2594    static const char *kNames[] = {
2595        "OMX_AUDIO_PCMModeLinear",
2596        "OMX_AUDIO_PCMModeALaw",
2597        "OMX_AUDIO_PCMModeMULaw",
2598    };
2599
2600    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2601
2602    if (type < 0 || (size_t)type >= numNames) {
2603        return "UNKNOWN";
2604    } else {
2605        return kNames[type];
2606    }
2607}
2608
2609static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2610    static const char *kNames[] = {
2611        "OMX_AUDIO_AMRBandModeUnused",
2612        "OMX_AUDIO_AMRBandModeNB0",
2613        "OMX_AUDIO_AMRBandModeNB1",
2614        "OMX_AUDIO_AMRBandModeNB2",
2615        "OMX_AUDIO_AMRBandModeNB3",
2616        "OMX_AUDIO_AMRBandModeNB4",
2617        "OMX_AUDIO_AMRBandModeNB5",
2618        "OMX_AUDIO_AMRBandModeNB6",
2619        "OMX_AUDIO_AMRBandModeNB7",
2620        "OMX_AUDIO_AMRBandModeWB0",
2621        "OMX_AUDIO_AMRBandModeWB1",
2622        "OMX_AUDIO_AMRBandModeWB2",
2623        "OMX_AUDIO_AMRBandModeWB3",
2624        "OMX_AUDIO_AMRBandModeWB4",
2625        "OMX_AUDIO_AMRBandModeWB5",
2626        "OMX_AUDIO_AMRBandModeWB6",
2627        "OMX_AUDIO_AMRBandModeWB7",
2628        "OMX_AUDIO_AMRBandModeWB8",
2629    };
2630
2631    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2632
2633    if (type < 0 || (size_t)type >= numNames) {
2634        return "UNKNOWN";
2635    } else {
2636        return kNames[type];
2637    }
2638}
2639
2640static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2641    static const char *kNames[] = {
2642        "OMX_AUDIO_AMRFrameFormatConformance",
2643        "OMX_AUDIO_AMRFrameFormatIF1",
2644        "OMX_AUDIO_AMRFrameFormatIF2",
2645        "OMX_AUDIO_AMRFrameFormatFSF",
2646        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2647        "OMX_AUDIO_AMRFrameFormatITU",
2648    };
2649
2650    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2651
2652    if (type < 0 || (size_t)type >= numNames) {
2653        return "UNKNOWN";
2654    } else {
2655        return kNames[type];
2656    }
2657}
2658
2659void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2660    OMX_PARAM_PORTDEFINITIONTYPE def;
2661    InitOMXParams(&def);
2662    def.nPortIndex = portIndex;
2663
2664    status_t err = mOMX->getParameter(
2665            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2666    CHECK_EQ(err, OK);
2667
2668    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2669
2670    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2671          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2672
2673    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2674    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2675    printf("  nBufferSize = %ld\n", def.nBufferSize);
2676
2677    switch (def.eDomain) {
2678        case OMX_PortDomainImage:
2679        {
2680            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2681
2682            printf("\n");
2683            printf("  // Image\n");
2684            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2685            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2686            printf("  nStride = %ld\n", imageDef->nStride);
2687
2688            printf("  eCompressionFormat = %s\n",
2689                   imageCompressionFormatString(imageDef->eCompressionFormat));
2690
2691            printf("  eColorFormat = %s\n",
2692                   colorFormatString(imageDef->eColorFormat));
2693
2694            break;
2695        }
2696
2697        case OMX_PortDomainVideo:
2698        {
2699            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2700
2701            printf("\n");
2702            printf("  // Video\n");
2703            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2704            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2705            printf("  nStride = %ld\n", videoDef->nStride);
2706
2707            printf("  eCompressionFormat = %s\n",
2708                   videoCompressionFormatString(videoDef->eCompressionFormat));
2709
2710            printf("  eColorFormat = %s\n",
2711                   colorFormatString(videoDef->eColorFormat));
2712
2713            break;
2714        }
2715
2716        case OMX_PortDomainAudio:
2717        {
2718            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2719
2720            printf("\n");
2721            printf("  // Audio\n");
2722            printf("  eEncoding = %s\n",
2723                   audioCodingTypeString(audioDef->eEncoding));
2724
2725            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2726                OMX_AUDIO_PARAM_PCMMODETYPE params;
2727                InitOMXParams(&params);
2728                params.nPortIndex = portIndex;
2729
2730                err = mOMX->getParameter(
2731                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2732                CHECK_EQ(err, OK);
2733
2734                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2735                printf("  nChannels = %ld\n", params.nChannels);
2736                printf("  bInterleaved = %d\n", params.bInterleaved);
2737                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2738
2739                printf("  eNumData = %s\n",
2740                       params.eNumData == OMX_NumericalDataSigned
2741                        ? "signed" : "unsigned");
2742
2743                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2744            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2745                OMX_AUDIO_PARAM_AMRTYPE amr;
2746                InitOMXParams(&amr);
2747                amr.nPortIndex = portIndex;
2748
2749                err = mOMX->getParameter(
2750                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2751                CHECK_EQ(err, OK);
2752
2753                printf("  nChannels = %ld\n", amr.nChannels);
2754                printf("  eAMRBandMode = %s\n",
2755                        amrBandModeString(amr.eAMRBandMode));
2756                printf("  eAMRFrameFormat = %s\n",
2757                        amrFrameFormatString(amr.eAMRFrameFormat));
2758            }
2759
2760            break;
2761        }
2762
2763        default:
2764        {
2765            printf("  // Unknown\n");
2766            break;
2767        }
2768    }
2769
2770    printf("}\n");
2771}
2772
2773void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2774    mOutputFormat = new MetaData;
2775    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2776
2777    OMX_PARAM_PORTDEFINITIONTYPE def;
2778    InitOMXParams(&def);
2779    def.nPortIndex = kPortIndexOutput;
2780
2781    status_t err = mOMX->getParameter(
2782            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2783    CHECK_EQ(err, OK);
2784
2785    switch (def.eDomain) {
2786        case OMX_PortDomainImage:
2787        {
2788            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2789            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2790
2791            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2792            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2793            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2794            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2795            break;
2796        }
2797
2798        case OMX_PortDomainAudio:
2799        {
2800            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2801
2802            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2803                OMX_AUDIO_PARAM_PCMMODETYPE params;
2804                InitOMXParams(&params);
2805                params.nPortIndex = kPortIndexOutput;
2806
2807                err = mOMX->getParameter(
2808                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2809                CHECK_EQ(err, OK);
2810
2811                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2812                CHECK_EQ(params.nBitPerSample, 16);
2813                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2814
2815                int32_t numChannels, sampleRate;
2816                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2817                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2818
2819                if ((OMX_U32)numChannels != params.nChannels) {
2820                    LOGW("Codec outputs a different number of channels than "
2821                         "the input stream contains (contains %d channels, "
2822                         "codec outputs %ld channels).",
2823                         numChannels, params.nChannels);
2824                }
2825
2826                mOutputFormat->setCString(
2827                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2828
2829                // Use the codec-advertised number of channels, as some
2830                // codecs appear to output stereo even if the input data is
2831                // mono. If we know the codec lies about this information,
2832                // use the actual number of channels instead.
2833                mOutputFormat->setInt32(
2834                        kKeyChannelCount,
2835                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
2836                            ? numChannels : params.nChannels);
2837
2838                // The codec-reported sampleRate is not reliable...
2839                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2840            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2841                OMX_AUDIO_PARAM_AMRTYPE amr;
2842                InitOMXParams(&amr);
2843                amr.nPortIndex = kPortIndexOutput;
2844
2845                err = mOMX->getParameter(
2846                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2847                CHECK_EQ(err, OK);
2848
2849                CHECK_EQ(amr.nChannels, 1);
2850                mOutputFormat->setInt32(kKeyChannelCount, 1);
2851
2852                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2853                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2854                    mOutputFormat->setCString(
2855                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2856                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2857                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2858                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2859                    mOutputFormat->setCString(
2860                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2861                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2862                } else {
2863                    CHECK(!"Unknown AMR band mode.");
2864                }
2865            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2866                mOutputFormat->setCString(
2867                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2868            } else {
2869                CHECK(!"Should not be here. Unknown audio encoding.");
2870            }
2871            break;
2872        }
2873
2874        case OMX_PortDomainVideo:
2875        {
2876            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2877
2878            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2879                mOutputFormat->setCString(
2880                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2881            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2882                mOutputFormat->setCString(
2883                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2884            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2885                mOutputFormat->setCString(
2886                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2887            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2888                mOutputFormat->setCString(
2889                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2890            } else {
2891                CHECK(!"Unknown compression format.");
2892            }
2893
2894            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2895                // This component appears to be lying to me.
2896                mOutputFormat->setInt32(
2897                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2898                mOutputFormat->setInt32(
2899                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2900            } else {
2901                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2902                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2903            }
2904
2905            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2906            break;
2907        }
2908
2909        default:
2910        {
2911            CHECK(!"should not be here, neither audio nor video.");
2912            break;
2913        }
2914    }
2915}
2916
2917////////////////////////////////////////////////////////////////////////////////
2918
2919status_t QueryCodecs(
2920        const sp<IOMX> &omx,
2921        const char *mime, bool queryDecoders,
2922        Vector<CodecCapabilities> *results) {
2923    results->clear();
2924
2925    for (int index = 0;; ++index) {
2926        const char *componentName;
2927
2928        if (!queryDecoders) {
2929            componentName = GetCodec(
2930                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2931                    mime, index);
2932        } else {
2933            componentName = GetCodec(
2934                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2935                    mime, index);
2936        }
2937
2938        if (!componentName) {
2939            return OK;
2940        }
2941
2942        sp<OMXCodecObserver> observer = new OMXCodecObserver;
2943        IOMX::node_id node;
2944        status_t err = omx->allocateNode(componentName, observer, &node);
2945
2946        if (err != OK) {
2947            continue;
2948        }
2949
2950        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2951
2952        results->push();
2953        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2954        caps->mComponentName = componentName;
2955
2956        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2957        InitOMXParams(&param);
2958
2959        param.nPortIndex = queryDecoders ? 0 : 1;
2960
2961        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2962            err = omx->getParameter(
2963                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2964                    &param, sizeof(param));
2965
2966            if (err != OK) {
2967                break;
2968            }
2969
2970            CodecProfileLevel profileLevel;
2971            profileLevel.mProfile = param.eProfile;
2972            profileLevel.mLevel = param.eLevel;
2973
2974            caps->mProfileLevels.push(profileLevel);
2975        }
2976
2977        CHECK_EQ(omx->freeNode(node), OK);
2978    }
2979}
2980
2981}  // namespace android
2982