OMXCodec.cpp revision 570a3cb7582daa030cb38eedc5eb6a06f86ecc7f 
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    }
294    if (!strcmp(componentName, "OMX.TI.AAC.decode")) {
295        quirks |= kNeedsFlushBeforeDisable;
296        quirks |= kRequiresFlushCompleteEmulation;
297    }
298    if (!strncmp(componentName, "OMX.qcom.video.encoder.", 23)) {
299        quirks |= kRequiresLoadedToIdleAfterAllocation;
300        quirks |= kRequiresAllocateBufferOnInputPorts;
301        quirks |= kRequiresAllocateBufferOnOutputPorts;
302    }
303    if (!strncmp(componentName, "OMX.qcom.video.decoder.", 23)) {
304        // XXX Required on P....on only.
305        quirks |= kRequiresAllocateBufferOnOutputPorts;
306    }
307
308    if (!strncmp(componentName, "OMX.TI.", 7)) {
309        // Apparently I must not use OMX_UseBuffer on either input or
310        // output ports on any of the TI components or quote:
311        // "(I) may have unexpected problem (sic) which can be timing related
312        //  and hard to reproduce."
313
314        quirks |= kRequiresAllocateBufferOnInputPorts;
315        quirks |= kRequiresAllocateBufferOnOutputPorts;
316    }
317
318    return quirks;
319}
320
321// static
322void OMXCodec::findMatchingCodecs(
323        const char *mime,
324        bool createEncoder, const char *matchComponentName,
325        uint32_t flags,
326        Vector<String8> *matchingCodecs) {
327    matchingCodecs->clear();
328
329    for (int index = 0;; ++index) {
330        const char *componentName;
331
332        if (createEncoder) {
333            componentName = GetCodec(
334                    kEncoderInfo,
335                    sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
336                    mime, index);
337        } else {
338            componentName = GetCodec(
339                    kDecoderInfo,
340                    sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
341                    mime, index);
342        }
343
344        if (!componentName) {
345            break;
346        }
347
348        // If a specific codec is requested, skip the non-matching ones.
349        if (matchComponentName && strcmp(componentName, matchComponentName)) {
350            continue;
351        }
352
353        matchingCodecs->push(String8(componentName));
354    }
355
356    if (flags & kPreferSoftwareCodecs) {
357        matchingCodecs->sort(CompareSoftwareCodecsFirst);
358    }
359}
360
361// static
362sp<MediaSource> OMXCodec::Create(
363        const sp<IOMX> &omx,
364        const sp<MetaData> &meta, bool createEncoder,
365        const sp<MediaSource> &source,
366        const char *matchComponentName,
367        uint32_t flags) {
368    const char *mime;
369    bool success = meta->findCString(kKeyMIMEType, &mime);
370    CHECK(success);
371
372    Vector<String8> matchingCodecs;
373    findMatchingCodecs(
374            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
375
376    if (matchingCodecs.isEmpty()) {
377        return NULL;
378    }
379
380    sp<OMXCodecObserver> observer = new OMXCodecObserver;
381    IOMX::node_id node = 0;
382    success = false;
383
384    const char *componentName;
385    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
386        componentName = matchingCodecs[i].string();
387
388#if BUILD_WITH_FULL_STAGEFRIGHT
389        sp<MediaSource> softwareCodec =
390            InstantiateSoftwareCodec(componentName, source);
391
392        if (softwareCodec != NULL) {
393            LOGV("Successfully allocated software codec '%s'", componentName);
394
395            return softwareCodec;
396        }
397#endif
398
399        LOGV("Attempting to allocate OMX node '%s'", componentName);
400
401        status_t err = omx->allocateNode(componentName, observer, &node);
402        if (err == OK) {
403            LOGV("Successfully allocated OMX node '%s'", componentName);
404
405            success = true;
406            break;
407        }
408    }
409
410    if (!success) {
411        return NULL;
412    }
413
414    sp<OMXCodec> codec = new OMXCodec(
415            omx, node, getComponentQuirks(componentName),
416            createEncoder, mime, componentName,
417            source);
418
419    observer->setCodec(codec);
420
421    uint32_t type;
422    const void *data;
423    size_t size;
424    if (meta->findData(kKeyESDS, &type, &data, &size)) {
425        ESDS esds((const char *)data, size);
426        CHECK_EQ(esds.InitCheck(), OK);
427
428        const void *codec_specific_data;
429        size_t codec_specific_data_size;
430        esds.getCodecSpecificInfo(
431                &codec_specific_data, &codec_specific_data_size);
432
433        codec->addCodecSpecificData(
434                codec_specific_data, codec_specific_data_size);
435    } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
436        // Parse the AVCDecoderConfigurationRecord
437
438        const uint8_t *ptr = (const uint8_t *)data;
439
440        CHECK(size >= 7);
441        CHECK_EQ(ptr[0], 1);  // configurationVersion == 1
442        uint8_t profile = ptr[1];
443        uint8_t level = ptr[3];
444
445        // There is decodable content out there that fails the following
446        // assertion, let's be lenient for now...
447        // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
448
449        size_t lengthSize = 1 + (ptr[4] & 3);
450
451        // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
452        // violates it...
453        // CHECK((ptr[5] >> 5) == 7);  // reserved
454
455        size_t numSeqParameterSets = ptr[5] & 31;
456
457        ptr += 6;
458        size -= 6;
459
460        for (size_t i = 0; i < numSeqParameterSets; ++i) {
461            CHECK(size >= 2);
462            size_t length = U16_AT(ptr);
463
464            ptr += 2;
465            size -= 2;
466
467            CHECK(size >= length);
468
469            codec->addCodecSpecificData(ptr, length);
470
471            ptr += length;
472            size -= length;
473        }
474
475        CHECK(size >= 1);
476        size_t numPictureParameterSets = *ptr;
477        ++ptr;
478        --size;
479
480        for (size_t i = 0; i < numPictureParameterSets; ++i) {
481            CHECK(size >= 2);
482            size_t length = U16_AT(ptr);
483
484            ptr += 2;
485            size -= 2;
486
487            CHECK(size >= length);
488
489            codec->addCodecSpecificData(ptr, length);
490
491            ptr += length;
492            size -= length;
493        }
494
495        LOGV("AVC profile = %d (%s), level = %d",
496             (int)profile, AVCProfileToString(profile), (int)level / 10);
497
498        if (!strcmp(componentName, "OMX.TI.Video.Decoder")
499            && (profile != kAVCProfileBaseline || level > 39)) {
500            // This stream exceeds the decoder's capabilities. The decoder
501            // does not handle this gracefully and would clobber the heap
502            // and wreak havoc instead...
503
504            LOGE("Profile and/or level exceed the decoder's capabilities.");
505            return NULL;
506        }
507    }
508
509    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime)) {
510        codec->setAMRFormat(false /* isWAMR */);
511    }
512    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
513        codec->setAMRFormat(true /* isWAMR */);
514    }
515    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mime)) {
516        int32_t numChannels, sampleRate;
517        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
518        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
519
520        codec->setAACFormat(numChannels, sampleRate);
521    }
522    if (!strncasecmp(mime, "video/", 6)) {
523        int32_t width, height;
524        bool success = meta->findInt32(kKeyWidth, &width);
525        success = success && meta->findInt32(kKeyHeight, &height);
526        CHECK(success);
527
528        if (createEncoder) {
529            codec->setVideoInputFormat(mime, width, height);
530        } else {
531            codec->setVideoOutputFormat(mime, width, height);
532        }
533    }
534    if (!strcasecmp(mime, MEDIA_MIMETYPE_IMAGE_JPEG)
535        && !strcmp(componentName, "OMX.TI.JPEG.decode")) {
536        OMX_COLOR_FORMATTYPE format =
537            OMX_COLOR_Format32bitARGB8888;
538            // OMX_COLOR_FormatYUV420PackedPlanar;
539            // OMX_COLOR_FormatCbYCrY;
540            // OMX_COLOR_FormatYUV411Planar;
541
542        int32_t width, height;
543        bool success = meta->findInt32(kKeyWidth, &width);
544        success = success && meta->findInt32(kKeyHeight, &height);
545
546        int32_t compressedSize;
547        success = success && meta->findInt32(
548                kKeyMaxInputSize, &compressedSize);
549
550        CHECK(success);
551        CHECK(compressedSize > 0);
552
553        codec->setImageOutputFormat(format, width, height);
554        codec->setJPEGInputFormat(width, height, (OMX_U32)compressedSize);
555    }
556
557    int32_t maxInputSize;
558    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
559        codec->setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
560    }
561
562    if (!strcmp(componentName, "OMX.TI.AMR.encode")
563        || !strcmp(componentName, "OMX.TI.WBAMR.encode")) {
564        codec->setMinBufferSize(kPortIndexOutput, 8192);  // XXX
565    }
566
567    codec->initOutputFormat(meta);
568
569    return codec;
570}
571
572void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
573    OMX_PARAM_PORTDEFINITIONTYPE def;
574    InitOMXParams(&def);
575    def.nPortIndex = portIndex;
576
577    status_t err = mOMX->getParameter(
578            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
579    CHECK_EQ(err, OK);
580
581    if (def.nBufferSize < size) {
582        def.nBufferSize = size;
583    }
584
585    err = mOMX->setParameter(
586            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
587    CHECK_EQ(err, OK);
588
589    err = mOMX->getParameter(
590            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
591    CHECK_EQ(err, OK);
592
593    // Make sure the setting actually stuck.
594    CHECK(def.nBufferSize >= size);
595}
596
597status_t OMXCodec::setVideoPortFormatType(
598        OMX_U32 portIndex,
599        OMX_VIDEO_CODINGTYPE compressionFormat,
600        OMX_COLOR_FORMATTYPE colorFormat) {
601    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
602    InitOMXParams(&format);
603    format.nPortIndex = portIndex;
604    format.nIndex = 0;
605    bool found = false;
606
607    OMX_U32 index = 0;
608    for (;;) {
609        format.nIndex = index;
610        status_t err = mOMX->getParameter(
611                mNode, OMX_IndexParamVideoPortFormat,
612                &format, sizeof(format));
613
614        if (err != OK) {
615            return err;
616        }
617
618        // The following assertion is violated by TI's video decoder.
619        // CHECK_EQ(format.nIndex, index);
620
621#if 1
622        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
623             portIndex,
624             index, format.eCompressionFormat, format.eColorFormat);
625#endif
626
627        if (!strcmp("OMX.TI.Video.encoder", mComponentName)) {
628            if (portIndex == kPortIndexInput
629                    && colorFormat == format.eColorFormat) {
630                // eCompressionFormat does not seem right.
631                found = true;
632                break;
633            }
634            if (portIndex == kPortIndexOutput
635                    && compressionFormat == format.eCompressionFormat) {
636                // eColorFormat does not seem right.
637                found = true;
638                break;
639            }
640        }
641
642        if (format.eCompressionFormat == compressionFormat
643            && format.eColorFormat == colorFormat) {
644            found = true;
645            break;
646        }
647
648        ++index;
649    }
650
651    if (!found) {
652        return UNKNOWN_ERROR;
653    }
654
655    CODEC_LOGV("found a match.");
656    status_t err = mOMX->setParameter(
657            mNode, OMX_IndexParamVideoPortFormat,
658            &format, sizeof(format));
659
660    return err;
661}
662
663static size_t getFrameSize(
664        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
665    switch (colorFormat) {
666        case OMX_COLOR_FormatYCbYCr:
667        case OMX_COLOR_FormatCbYCrY:
668            return width * height * 2;
669
670        case OMX_COLOR_FormatYUV420SemiPlanar:
671            return (width * height * 3) / 2;
672
673        default:
674            CHECK(!"Should not be here. Unsupported color format.");
675            break;
676    }
677}
678
679void OMXCodec::setVideoInputFormat(
680        const char *mime, OMX_U32 width, OMX_U32 height) {
681    CODEC_LOGV("setVideoInputFormat width=%ld, height=%ld", width, height);
682
683    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
684    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
685        compressionFormat = OMX_VIDEO_CodingAVC;
686    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
687        compressionFormat = OMX_VIDEO_CodingMPEG4;
688    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
689        compressionFormat = OMX_VIDEO_CodingH263;
690    } else {
691        LOGE("Not a supported video mime type: %s", mime);
692        CHECK(!"Should not be here. Not a supported video mime type.");
693    }
694
695    OMX_COLOR_FORMATTYPE colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
696    if (!strcasecmp("OMX.TI.Video.encoder", mComponentName)) {
697        colorFormat = OMX_COLOR_FormatYCbYCr;
698    }
699
700    CHECK_EQ(setVideoPortFormatType(
701            kPortIndexInput, OMX_VIDEO_CodingUnused,
702            colorFormat), OK);
703
704    CHECK_EQ(setVideoPortFormatType(
705            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
706            OK);
707
708    OMX_PARAM_PORTDEFINITIONTYPE def;
709    InitOMXParams(&def);
710    def.nPortIndex = kPortIndexOutput;
711
712    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
713
714    status_t err = mOMX->getParameter(
715            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
716
717    CHECK_EQ(err, OK);
718    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
719
720    video_def->nFrameWidth = width;
721    video_def->nFrameHeight = height;
722
723    video_def->eCompressionFormat = compressionFormat;
724    video_def->eColorFormat = OMX_COLOR_FormatUnused;
725
726    err = mOMX->setParameter(
727            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
728    CHECK_EQ(err, OK);
729
730    ////////////////////////////////////////////////////////////////////////////
731
732    InitOMXParams(&def);
733    def.nPortIndex = kPortIndexInput;
734
735    err = mOMX->getParameter(
736            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
737    CHECK_EQ(err, OK);
738
739    def.nBufferSize = getFrameSize(colorFormat, width, height);
740    CODEC_LOGV("Setting nBufferSize = %ld", def.nBufferSize);
741
742    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
743
744    video_def->nFrameWidth = width;
745    video_def->nFrameHeight = height;
746    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
747    video_def->eColorFormat = colorFormat;
748
749    video_def->xFramerate = 24 << 16;  // XXX crucial!
750
751    err = mOMX->setParameter(
752            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
753    CHECK_EQ(err, OK);
754
755    switch (compressionFormat) {
756        case OMX_VIDEO_CodingMPEG4:
757        {
758            CHECK_EQ(setupMPEG4EncoderParameters(), OK);
759            break;
760        }
761
762        case OMX_VIDEO_CodingH263:
763            break;
764
765        case OMX_VIDEO_CodingAVC:
766        {
767            CHECK_EQ(setupAVCEncoderParameters(), OK);
768            break;
769        }
770
771        default:
772            CHECK(!"Support for this compressionFormat to be implemented.");
773            break;
774    }
775}
776
777status_t OMXCodec::setupMPEG4EncoderParameters() {
778    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
779    InitOMXParams(&mpeg4type);
780    mpeg4type.nPortIndex = kPortIndexOutput;
781
782    status_t err = mOMX->getParameter(
783            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
784    CHECK_EQ(err, OK);
785
786    mpeg4type.nSliceHeaderSpacing = 0;
787    mpeg4type.bSVH = OMX_FALSE;
788    mpeg4type.bGov = OMX_FALSE;
789
790    mpeg4type.nAllowedPictureTypes =
791        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
792
793    mpeg4type.nPFrames = 23;
794    mpeg4type.nBFrames = 0;
795
796    mpeg4type.nIDCVLCThreshold = 0;
797    mpeg4type.bACPred = OMX_TRUE;
798    mpeg4type.nMaxPacketSize = 256;
799    mpeg4type.nTimeIncRes = 1000;
800    mpeg4type.nHeaderExtension = 0;
801    mpeg4type.bReversibleVLC = OMX_FALSE;
802
803    mpeg4type.eProfile = OMX_VIDEO_MPEG4ProfileCore;
804    mpeg4type.eLevel = OMX_VIDEO_MPEG4Level2;
805
806    err = mOMX->setParameter(
807            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
808    CHECK_EQ(err, OK);
809
810    // ----------------
811
812    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
813    InitOMXParams(&bitrateType);
814    bitrateType.nPortIndex = kPortIndexOutput;
815
816    err = mOMX->getParameter(
817            mNode, OMX_IndexParamVideoBitrate,
818            &bitrateType, sizeof(bitrateType));
819    CHECK_EQ(err, OK);
820
821    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
822    bitrateType.nTargetBitrate = 1000000;
823
824    err = mOMX->setParameter(
825            mNode, OMX_IndexParamVideoBitrate,
826            &bitrateType, sizeof(bitrateType));
827    CHECK_EQ(err, OK);
828
829    // ----------------
830
831    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
832    InitOMXParams(&errorCorrectionType);
833    errorCorrectionType.nPortIndex = kPortIndexOutput;
834
835    err = mOMX->getParameter(
836            mNode, OMX_IndexParamVideoErrorCorrection,
837            &errorCorrectionType, sizeof(errorCorrectionType));
838    CHECK_EQ(err, OK);
839
840    errorCorrectionType.bEnableHEC = OMX_FALSE;
841    errorCorrectionType.bEnableResync = OMX_TRUE;
842    errorCorrectionType.nResynchMarkerSpacing = 256;
843    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
844    errorCorrectionType.bEnableRVLC = OMX_FALSE;
845
846    err = mOMX->setParameter(
847            mNode, OMX_IndexParamVideoErrorCorrection,
848            &errorCorrectionType, sizeof(errorCorrectionType));
849    CHECK_EQ(err, OK);
850
851    return OK;
852}
853
854status_t OMXCodec::setupAVCEncoderParameters() {
855    OMX_VIDEO_PARAM_AVCTYPE h264type;
856    InitOMXParams(&h264type);
857    h264type.nPortIndex = kPortIndexOutput;
858
859    status_t err = mOMX->getParameter(
860            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
861    CHECK_EQ(err, OK);
862
863    h264type.nAllowedPictureTypes =
864        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
865
866    h264type.nSliceHeaderSpacing = 0;
867    h264type.nBFrames = 0;
868    h264type.bUseHadamard = OMX_TRUE;
869    h264type.nRefFrames = 1;
870    h264type.nRefIdx10ActiveMinus1 = 0;
871    h264type.nRefIdx11ActiveMinus1 = 0;
872    h264type.bEnableUEP = OMX_FALSE;
873    h264type.bEnableFMO = OMX_FALSE;
874    h264type.bEnableASO = OMX_FALSE;
875    h264type.bEnableRS = OMX_FALSE;
876    h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
877    h264type.eLevel = OMX_VIDEO_AVCLevel1b;
878    h264type.bFrameMBsOnly = OMX_TRUE;
879    h264type.bMBAFF = OMX_FALSE;
880    h264type.bEntropyCodingCABAC = OMX_FALSE;
881    h264type.bWeightedPPrediction = OMX_FALSE;
882    h264type.bconstIpred = OMX_FALSE;
883    h264type.bDirect8x8Inference = OMX_FALSE;
884    h264type.bDirectSpatialTemporal = OMX_FALSE;
885    h264type.nCabacInitIdc = 0;
886    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
887
888    err = mOMX->setParameter(
889            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
890    CHECK_EQ(err, OK);
891
892    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
893    InitOMXParams(&bitrateType);
894    bitrateType.nPortIndex = kPortIndexOutput;
895
896    err = mOMX->getParameter(
897            mNode, OMX_IndexParamVideoBitrate,
898            &bitrateType, sizeof(bitrateType));
899    CHECK_EQ(err, OK);
900
901    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
902    bitrateType.nTargetBitrate = 1000000;
903
904    err = mOMX->setParameter(
905            mNode, OMX_IndexParamVideoBitrate,
906            &bitrateType, sizeof(bitrateType));
907    CHECK_EQ(err, OK);
908
909    return OK;
910}
911
912void OMXCodec::setVideoOutputFormat(
913        const char *mime, OMX_U32 width, OMX_U32 height) {
914    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
915
916    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
917    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
918        compressionFormat = OMX_VIDEO_CodingAVC;
919    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
920        compressionFormat = OMX_VIDEO_CodingMPEG4;
921    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
922        compressionFormat = OMX_VIDEO_CodingH263;
923    } else {
924        LOGE("Not a supported video mime type: %s", mime);
925        CHECK(!"Should not be here. Not a supported video mime type.");
926    }
927
928    setVideoPortFormatType(
929            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
930
931#if 1
932    {
933        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
934        InitOMXParams(&format);
935        format.nPortIndex = kPortIndexOutput;
936        format.nIndex = 0;
937
938        status_t err = mOMX->getParameter(
939                mNode, OMX_IndexParamVideoPortFormat,
940                &format, sizeof(format));
941        CHECK_EQ(err, OK);
942        CHECK_EQ(format.eCompressionFormat, OMX_VIDEO_CodingUnused);
943
944        static const int OMX_QCOM_COLOR_FormatYVU420SemiPlanar = 0x7FA30C00;
945
946        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
947               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
948               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
949               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
950
951        err = mOMX->setParameter(
952                mNode, OMX_IndexParamVideoPortFormat,
953                &format, sizeof(format));
954        CHECK_EQ(err, OK);
955    }
956#endif
957
958    OMX_PARAM_PORTDEFINITIONTYPE def;
959    InitOMXParams(&def);
960    def.nPortIndex = kPortIndexInput;
961
962    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
963
964    status_t err = mOMX->getParameter(
965            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
966
967    CHECK_EQ(err, OK);
968
969#if 1
970    // XXX Need a (much) better heuristic to compute input buffer sizes.
971    const size_t X = 64 * 1024;
972    if (def.nBufferSize < X) {
973        def.nBufferSize = X;
974    }
975#endif
976
977    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
978
979    video_def->nFrameWidth = width;
980    video_def->nFrameHeight = height;
981
982    video_def->eCompressionFormat = compressionFormat;
983    video_def->eColorFormat = OMX_COLOR_FormatUnused;
984
985    err = mOMX->setParameter(
986            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
987    CHECK_EQ(err, OK);
988
989    ////////////////////////////////////////////////////////////////////////////
990
991    InitOMXParams(&def);
992    def.nPortIndex = kPortIndexOutput;
993
994    err = mOMX->getParameter(
995            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
996    CHECK_EQ(err, OK);
997    CHECK_EQ(def.eDomain, OMX_PortDomainVideo);
998
999#if 0
1000    def.nBufferSize =
1001        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1002#endif
1003
1004    video_def->nFrameWidth = width;
1005    video_def->nFrameHeight = height;
1006
1007    err = mOMX->setParameter(
1008            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1009    CHECK_EQ(err, OK);
1010}
1011
1012OMXCodec::OMXCodec(
1013        const sp<IOMX> &omx, IOMX::node_id node, uint32_t quirks,
1014        bool isEncoder,
1015        const char *mime,
1016        const char *componentName,
1017        const sp<MediaSource> &source)
1018    : mOMX(omx),
1019      mOMXLivesLocally(omx->livesLocally(getpid())),
1020      mNode(node),
1021      mQuirks(quirks),
1022      mIsEncoder(isEncoder),
1023      mMIME(strdup(mime)),
1024      mComponentName(strdup(componentName)),
1025      mSource(source),
1026      mCodecSpecificDataIndex(0),
1027      mState(LOADED),
1028      mInitialBufferSubmit(true),
1029      mSignalledEOS(false),
1030      mNoMoreOutputData(false),
1031      mOutputPortSettingsHaveChanged(false),
1032      mSeekTimeUs(-1) {
1033    mPortStatus[kPortIndexInput] = ENABLED;
1034    mPortStatus[kPortIndexOutput] = ENABLED;
1035
1036    setComponentRole();
1037}
1038
1039// static
1040void OMXCodec::setComponentRole(
1041        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1042        const char *mime) {
1043    struct MimeToRole {
1044        const char *mime;
1045        const char *decoderRole;
1046        const char *encoderRole;
1047    };
1048
1049    static const MimeToRole kMimeToRole[] = {
1050        { MEDIA_MIMETYPE_AUDIO_MPEG,
1051            "audio_decoder.mp3", "audio_encoder.mp3" },
1052        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1053            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1054        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1055            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1056        { MEDIA_MIMETYPE_AUDIO_AAC,
1057            "audio_decoder.aac", "audio_encoder.aac" },
1058        { MEDIA_MIMETYPE_VIDEO_AVC,
1059            "video_decoder.avc", "video_encoder.avc" },
1060        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1061            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1062        { MEDIA_MIMETYPE_VIDEO_H263,
1063            "video_decoder.h263", "video_encoder.h263" },
1064    };
1065
1066    static const size_t kNumMimeToRole =
1067        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1068
1069    size_t i;
1070    for (i = 0; i < kNumMimeToRole; ++i) {
1071        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1072            break;
1073        }
1074    }
1075
1076    if (i == kNumMimeToRole) {
1077        return;
1078    }
1079
1080    const char *role =
1081        isEncoder ? kMimeToRole[i].encoderRole
1082                  : kMimeToRole[i].decoderRole;
1083
1084    if (role != NULL) {
1085        OMX_PARAM_COMPONENTROLETYPE roleParams;
1086        InitOMXParams(&roleParams);
1087
1088        strncpy((char *)roleParams.cRole,
1089                role, OMX_MAX_STRINGNAME_SIZE - 1);
1090
1091        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1092
1093        status_t err = omx->setParameter(
1094                node, OMX_IndexParamStandardComponentRole,
1095                &roleParams, sizeof(roleParams));
1096
1097        if (err != OK) {
1098            LOGW("Failed to set standard component role '%s'.", role);
1099        }
1100    }
1101}
1102
1103void OMXCodec::setComponentRole() {
1104    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1105}
1106
1107OMXCodec::~OMXCodec() {
1108    CHECK(mState == LOADED || mState == ERROR);
1109
1110    status_t err = mOMX->freeNode(mNode);
1111    CHECK_EQ(err, OK);
1112
1113    mNode = NULL;
1114    setState(DEAD);
1115
1116    clearCodecSpecificData();
1117
1118    free(mComponentName);
1119    mComponentName = NULL;
1120
1121    free(mMIME);
1122    mMIME = NULL;
1123}
1124
1125status_t OMXCodec::init() {
1126    // mLock is held.
1127
1128    CHECK_EQ(mState, LOADED);
1129
1130    status_t err;
1131    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1132        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1133        CHECK_EQ(err, OK);
1134        setState(LOADED_TO_IDLE);
1135    }
1136
1137    err = allocateBuffers();
1138    CHECK_EQ(err, OK);
1139
1140    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1141        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1142        CHECK_EQ(err, OK);
1143
1144        setState(LOADED_TO_IDLE);
1145    }
1146
1147    while (mState != EXECUTING && mState != ERROR) {
1148        mAsyncCompletion.wait(mLock);
1149    }
1150
1151    return mState == ERROR ? UNKNOWN_ERROR : OK;
1152}
1153
1154// static
1155bool OMXCodec::isIntermediateState(State state) {
1156    return state == LOADED_TO_IDLE
1157        || state == IDLE_TO_EXECUTING
1158        || state == EXECUTING_TO_IDLE
1159        || state == IDLE_TO_LOADED
1160        || state == RECONFIGURING;
1161}
1162
1163status_t OMXCodec::allocateBuffers() {
1164    status_t err = allocateBuffersOnPort(kPortIndexInput);
1165
1166    if (err != OK) {
1167        return err;
1168    }
1169
1170    return allocateBuffersOnPort(kPortIndexOutput);
1171}
1172
1173status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1174    OMX_PARAM_PORTDEFINITIONTYPE def;
1175    InitOMXParams(&def);
1176    def.nPortIndex = portIndex;
1177
1178    status_t err = mOMX->getParameter(
1179            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1180
1181    if (err != OK) {
1182        return err;
1183    }
1184
1185    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1186    mDealer[portIndex] = new MemoryDealer(totalSize);
1187
1188    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1189        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1190        CHECK(mem.get() != NULL);
1191
1192        BufferInfo info;
1193        info.mData = NULL;
1194        info.mSize = def.nBufferSize;
1195
1196        IOMX::buffer_id buffer;
1197        if (portIndex == kPortIndexInput
1198                && (mQuirks & kRequiresAllocateBufferOnInputPorts)) {
1199            if (mOMXLivesLocally) {
1200                mem.clear();
1201
1202                err = mOMX->allocateBuffer(
1203                        mNode, portIndex, def.nBufferSize, &buffer,
1204                        &info.mData);
1205            } else {
1206                err = mOMX->allocateBufferWithBackup(
1207                        mNode, portIndex, mem, &buffer);
1208            }
1209        } else if (portIndex == kPortIndexOutput
1210                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1211            if (mOMXLivesLocally) {
1212                mem.clear();
1213
1214                err = mOMX->allocateBuffer(
1215                        mNode, portIndex, def.nBufferSize, &buffer,
1216                        &info.mData);
1217            } else {
1218                err = mOMX->allocateBufferWithBackup(
1219                        mNode, portIndex, mem, &buffer);
1220            }
1221        } else {
1222            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1223        }
1224
1225        if (err != OK) {
1226            LOGE("allocate_buffer_with_backup failed");
1227            return err;
1228        }
1229
1230        if (mem != NULL) {
1231            info.mData = mem->pointer();
1232        }
1233
1234        info.mBuffer = buffer;
1235        info.mOwnedByComponent = false;
1236        info.mMem = mem;
1237        info.mMediaBuffer = NULL;
1238
1239        if (portIndex == kPortIndexOutput) {
1240            info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1241            info.mMediaBuffer->setObserver(this);
1242        }
1243
1244        mPortBuffers[portIndex].push(info);
1245
1246        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1247             portIndex == kPortIndexInput ? "input" : "output");
1248    }
1249
1250    // dumpPortStatus(portIndex);
1251
1252    return OK;
1253}
1254
1255void OMXCodec::on_message(const omx_message &msg) {
1256    Mutex::Autolock autoLock(mLock);
1257
1258    switch (msg.type) {
1259        case omx_message::EVENT:
1260        {
1261            onEvent(
1262                 msg.u.event_data.event, msg.u.event_data.data1,
1263                 msg.u.event_data.data2);
1264
1265            break;
1266        }
1267
1268        case omx_message::EMPTY_BUFFER_DONE:
1269        {
1270            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1271
1272            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
1273
1274            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1275            size_t i = 0;
1276            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1277                ++i;
1278            }
1279
1280            CHECK(i < buffers->size());
1281            if (!(*buffers)[i].mOwnedByComponent) {
1282                LOGW("We already own input buffer %p, yet received "
1283                     "an EMPTY_BUFFER_DONE.", buffer);
1284            }
1285
1286            buffers->editItemAt(i).mOwnedByComponent = false;
1287
1288            if (mPortStatus[kPortIndexInput] == DISABLING) {
1289                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1290
1291                status_t err =
1292                    mOMX->freeBuffer(mNode, kPortIndexInput, buffer);
1293                CHECK_EQ(err, OK);
1294
1295                buffers->removeAt(i);
1296            } else if (mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
1297                CHECK_EQ(mPortStatus[kPortIndexInput], ENABLED);
1298                drainInputBuffer(&buffers->editItemAt(i));
1299            }
1300            break;
1301        }
1302
1303        case omx_message::FILL_BUFFER_DONE:
1304        {
1305            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
1306            OMX_U32 flags = msg.u.extended_buffer_data.flags;
1307
1308            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
1309                 buffer,
1310                 msg.u.extended_buffer_data.range_length,
1311                 flags,
1312                 msg.u.extended_buffer_data.timestamp,
1313                 msg.u.extended_buffer_data.timestamp / 1E6);
1314
1315            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1316            size_t i = 0;
1317            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
1318                ++i;
1319            }
1320
1321            CHECK(i < buffers->size());
1322            BufferInfo *info = &buffers->editItemAt(i);
1323
1324            if (!info->mOwnedByComponent) {
1325                LOGW("We already own output buffer %p, yet received "
1326                     "a FILL_BUFFER_DONE.", buffer);
1327            }
1328
1329            info->mOwnedByComponent = false;
1330
1331            if (mPortStatus[kPortIndexOutput] == DISABLING) {
1332                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
1333
1334                status_t err =
1335                    mOMX->freeBuffer(mNode, kPortIndexOutput, buffer);
1336                CHECK_EQ(err, OK);
1337
1338                buffers->removeAt(i);
1339#if 0
1340            } else if (mPortStatus[kPortIndexOutput] == ENABLED
1341                       && (flags & OMX_BUFFERFLAG_EOS)) {
1342                CODEC_LOGV("No more output data.");
1343                mNoMoreOutputData = true;
1344                mBufferFilled.signal();
1345#endif
1346            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
1347                CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
1348
1349                MediaBuffer *buffer = info->mMediaBuffer;
1350
1351                buffer->set_range(
1352                        msg.u.extended_buffer_data.range_offset,
1353                        msg.u.extended_buffer_data.range_length);
1354
1355                buffer->meta_data()->clear();
1356
1357                buffer->meta_data()->setInt64(
1358                        kKeyTime, msg.u.extended_buffer_data.timestamp);
1359
1360                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
1361                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
1362                }
1363                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
1364                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
1365                }
1366
1367                buffer->meta_data()->setPointer(
1368                        kKeyPlatformPrivate,
1369                        msg.u.extended_buffer_data.platform_private);
1370
1371                buffer->meta_data()->setPointer(
1372                        kKeyBufferID,
1373                        msg.u.extended_buffer_data.buffer);
1374
1375                mFilledBuffers.push_back(i);
1376                mBufferFilled.signal();
1377
1378                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
1379                    CODEC_LOGV("No more output data.");
1380                    mNoMoreOutputData = true;
1381                }
1382            }
1383
1384            break;
1385        }
1386
1387        default:
1388        {
1389            CHECK(!"should not be here.");
1390            break;
1391        }
1392    }
1393}
1394
1395void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
1396    switch (event) {
1397        case OMX_EventCmdComplete:
1398        {
1399            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
1400            break;
1401        }
1402
1403        case OMX_EventError:
1404        {
1405            LOGE("ERROR(0x%08lx, %ld)", data1, data2);
1406
1407            setState(ERROR);
1408            break;
1409        }
1410
1411        case OMX_EventPortSettingsChanged:
1412        {
1413            onPortSettingsChanged(data1);
1414            break;
1415        }
1416
1417#if 0
1418        case OMX_EventBufferFlag:
1419        {
1420            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
1421
1422            if (data1 == kPortIndexOutput) {
1423                mNoMoreOutputData = true;
1424            }
1425            break;
1426        }
1427#endif
1428
1429        default:
1430        {
1431            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
1432            break;
1433        }
1434    }
1435}
1436
1437// Has the format changed in any way that the client would have to be aware of?
1438static bool formatHasNotablyChanged(
1439        const sp<MetaData> &from, const sp<MetaData> &to) {
1440    if (from.get() == NULL && to.get() == NULL) {
1441        return false;
1442    }
1443
1444    if ((from.get() == NULL && to.get() != NULL)
1445        || (from.get() != NULL && to.get() == NULL)) {
1446        return true;
1447    }
1448
1449    const char *mime_from, *mime_to;
1450    CHECK(from->findCString(kKeyMIMEType, &mime_from));
1451    CHECK(to->findCString(kKeyMIMEType, &mime_to));
1452
1453    if (strcasecmp(mime_from, mime_to)) {
1454        return true;
1455    }
1456
1457    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
1458        int32_t colorFormat_from, colorFormat_to;
1459        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
1460        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
1461
1462        if (colorFormat_from != colorFormat_to) {
1463            return true;
1464        }
1465
1466        int32_t width_from, width_to;
1467        CHECK(from->findInt32(kKeyWidth, &width_from));
1468        CHECK(to->findInt32(kKeyWidth, &width_to));
1469
1470        if (width_from != width_to) {
1471            return true;
1472        }
1473
1474        int32_t height_from, height_to;
1475        CHECK(from->findInt32(kKeyHeight, &height_from));
1476        CHECK(to->findInt32(kKeyHeight, &height_to));
1477
1478        if (height_from != height_to) {
1479            return true;
1480        }
1481    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
1482        int32_t numChannels_from, numChannels_to;
1483        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
1484        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
1485
1486        if (numChannels_from != numChannels_to) {
1487            return true;
1488        }
1489
1490        int32_t sampleRate_from, sampleRate_to;
1491        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
1492        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
1493
1494        if (sampleRate_from != sampleRate_to) {
1495            return true;
1496        }
1497    }
1498
1499    return false;
1500}
1501
1502void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
1503    switch (cmd) {
1504        case OMX_CommandStateSet:
1505        {
1506            onStateChange((OMX_STATETYPE)data);
1507            break;
1508        }
1509
1510        case OMX_CommandPortDisable:
1511        {
1512            OMX_U32 portIndex = data;
1513            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
1514
1515            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1516            CHECK_EQ(mPortStatus[portIndex], DISABLING);
1517            CHECK_EQ(mPortBuffers[portIndex].size(), 0);
1518
1519            mPortStatus[portIndex] = DISABLED;
1520
1521            if (mState == RECONFIGURING) {
1522                CHECK_EQ(portIndex, kPortIndexOutput);
1523
1524                sp<MetaData> oldOutputFormat = mOutputFormat;
1525                initOutputFormat(mSource->getFormat());
1526
1527                // Don't notify clients if the output port settings change
1528                // wasn't of importance to them, i.e. it may be that just the
1529                // number of buffers has changed and nothing else.
1530                mOutputPortSettingsHaveChanged =
1531                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
1532
1533                enablePortAsync(portIndex);
1534
1535                status_t err = allocateBuffersOnPort(portIndex);
1536                CHECK_EQ(err, OK);
1537            }
1538            break;
1539        }
1540
1541        case OMX_CommandPortEnable:
1542        {
1543            OMX_U32 portIndex = data;
1544            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
1545
1546            CHECK(mState == EXECUTING || mState == RECONFIGURING);
1547            CHECK_EQ(mPortStatus[portIndex], ENABLING);
1548
1549            mPortStatus[portIndex] = ENABLED;
1550
1551            if (mState == RECONFIGURING) {
1552                CHECK_EQ(portIndex, kPortIndexOutput);
1553
1554                setState(EXECUTING);
1555
1556                fillOutputBuffers();
1557            }
1558            break;
1559        }
1560
1561        case OMX_CommandFlush:
1562        {
1563            OMX_U32 portIndex = data;
1564
1565            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
1566
1567            CHECK_EQ(mPortStatus[portIndex], SHUTTING_DOWN);
1568            mPortStatus[portIndex] = ENABLED;
1569
1570            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
1571                     mPortBuffers[portIndex].size());
1572
1573            if (mState == RECONFIGURING) {
1574                CHECK_EQ(portIndex, kPortIndexOutput);
1575
1576                disablePortAsync(portIndex);
1577            } else if (mState == EXECUTING_TO_IDLE) {
1578                if (mPortStatus[kPortIndexInput] == ENABLED
1579                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1580                    CODEC_LOGV("Finished flushing both ports, now completing "
1581                         "transition from EXECUTING to IDLE.");
1582
1583                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
1584                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
1585
1586                    status_t err =
1587                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1588                    CHECK_EQ(err, OK);
1589                }
1590            } else {
1591                // We're flushing both ports in preparation for seeking.
1592
1593                if (mPortStatus[kPortIndexInput] == ENABLED
1594                    && mPortStatus[kPortIndexOutput] == ENABLED) {
1595                    CODEC_LOGV("Finished flushing both ports, now continuing from"
1596                         " seek-time.");
1597
1598                    drainInputBuffers();
1599                    fillOutputBuffers();
1600                }
1601            }
1602
1603            break;
1604        }
1605
1606        default:
1607        {
1608            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
1609            break;
1610        }
1611    }
1612}
1613
1614void OMXCodec::onStateChange(OMX_STATETYPE newState) {
1615    CODEC_LOGV("onStateChange %d", newState);
1616
1617    switch (newState) {
1618        case OMX_StateIdle:
1619        {
1620            CODEC_LOGV("Now Idle.");
1621            if (mState == LOADED_TO_IDLE) {
1622                status_t err = mOMX->sendCommand(
1623                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
1624
1625                CHECK_EQ(err, OK);
1626
1627                setState(IDLE_TO_EXECUTING);
1628            } else {
1629                CHECK_EQ(mState, EXECUTING_TO_IDLE);
1630
1631                CHECK_EQ(
1632                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
1633                    mPortBuffers[kPortIndexInput].size());
1634
1635                CHECK_EQ(
1636                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
1637                    mPortBuffers[kPortIndexOutput].size());
1638
1639                status_t err = mOMX->sendCommand(
1640                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
1641
1642                CHECK_EQ(err, OK);
1643
1644                err = freeBuffersOnPort(kPortIndexInput);
1645                CHECK_EQ(err, OK);
1646
1647                err = freeBuffersOnPort(kPortIndexOutput);
1648                CHECK_EQ(err, OK);
1649
1650                mPortStatus[kPortIndexInput] = ENABLED;
1651                mPortStatus[kPortIndexOutput] = ENABLED;
1652
1653                setState(IDLE_TO_LOADED);
1654            }
1655            break;
1656        }
1657
1658        case OMX_StateExecuting:
1659        {
1660            CHECK_EQ(mState, IDLE_TO_EXECUTING);
1661
1662            CODEC_LOGV("Now Executing.");
1663
1664            setState(EXECUTING);
1665
1666            // Buffers will be submitted to the component in the first
1667            // call to OMXCodec::read as mInitialBufferSubmit is true at
1668            // this point. This ensures that this on_message call returns,
1669            // releases the lock and ::init can notice the state change and
1670            // itself return.
1671            break;
1672        }
1673
1674        case OMX_StateLoaded:
1675        {
1676            CHECK_EQ(mState, IDLE_TO_LOADED);
1677
1678            CODEC_LOGV("Now Loaded.");
1679
1680            setState(LOADED);
1681            break;
1682        }
1683
1684        case OMX_StateInvalid:
1685        {
1686            setState(ERROR);
1687            break;
1688        }
1689
1690        default:
1691        {
1692            CHECK(!"should not be here.");
1693            break;
1694        }
1695    }
1696}
1697
1698// static
1699size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
1700    size_t n = 0;
1701    for (size_t i = 0; i < buffers.size(); ++i) {
1702        if (!buffers[i].mOwnedByComponent) {
1703            ++n;
1704        }
1705    }
1706
1707    return n;
1708}
1709
1710status_t OMXCodec::freeBuffersOnPort(
1711        OMX_U32 portIndex, bool onlyThoseWeOwn) {
1712    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
1713
1714    status_t stickyErr = OK;
1715
1716    for (size_t i = buffers->size(); i-- > 0;) {
1717        BufferInfo *info = &buffers->editItemAt(i);
1718
1719        if (onlyThoseWeOwn && info->mOwnedByComponent) {
1720            continue;
1721        }
1722
1723        CHECK_EQ(info->mOwnedByComponent, false);
1724
1725        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
1726
1727        status_t err =
1728            mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
1729
1730        if (err != OK) {
1731            stickyErr = err;
1732        }
1733
1734        if (info->mMediaBuffer != NULL) {
1735            info->mMediaBuffer->setObserver(NULL);
1736
1737            // Make sure nobody but us owns this buffer at this point.
1738            CHECK_EQ(info->mMediaBuffer->refcount(), 0);
1739
1740            info->mMediaBuffer->release();
1741        }
1742
1743        buffers->removeAt(i);
1744    }
1745
1746    CHECK(onlyThoseWeOwn || buffers->isEmpty());
1747
1748    return stickyErr;
1749}
1750
1751void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
1752    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
1753
1754    CHECK_EQ(mState, EXECUTING);
1755    CHECK_EQ(portIndex, kPortIndexOutput);
1756    setState(RECONFIGURING);
1757
1758    if (mQuirks & kNeedsFlushBeforeDisable) {
1759        if (!flushPortAsync(portIndex)) {
1760            onCmdComplete(OMX_CommandFlush, portIndex);
1761        }
1762    } else {
1763        disablePortAsync(portIndex);
1764    }
1765}
1766
1767bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
1768    CHECK(mState == EXECUTING || mState == RECONFIGURING
1769            || mState == EXECUTING_TO_IDLE);
1770
1771    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
1772         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
1773         mPortBuffers[portIndex].size());
1774
1775    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1776    mPortStatus[portIndex] = SHUTTING_DOWN;
1777
1778    if ((mQuirks & kRequiresFlushCompleteEmulation)
1779        && countBuffersWeOwn(mPortBuffers[portIndex])
1780                == mPortBuffers[portIndex].size()) {
1781        // No flush is necessary and this component fails to send a
1782        // flush-complete event in this case.
1783
1784        return false;
1785    }
1786
1787    status_t err =
1788        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
1789    CHECK_EQ(err, OK);
1790
1791    return true;
1792}
1793
1794void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
1795    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1796
1797    CHECK_EQ(mPortStatus[portIndex], ENABLED);
1798    mPortStatus[portIndex] = DISABLING;
1799
1800    status_t err =
1801        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
1802    CHECK_EQ(err, OK);
1803
1804    freeBuffersOnPort(portIndex, true);
1805}
1806
1807void OMXCodec::enablePortAsync(OMX_U32 portIndex) {
1808    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1809
1810    CHECK_EQ(mPortStatus[portIndex], DISABLED);
1811    mPortStatus[portIndex] = ENABLING;
1812
1813    status_t err =
1814        mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
1815    CHECK_EQ(err, OK);
1816}
1817
1818void OMXCodec::fillOutputBuffers() {
1819    CHECK_EQ(mState, EXECUTING);
1820
1821    // This is a workaround for some decoders not properly reporting
1822    // end-of-output-stream. If we own all input buffers and also own
1823    // all output buffers and we already signalled end-of-input-stream,
1824    // the end-of-output-stream is implied.
1825    if (mSignalledEOS
1826            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
1827                == mPortBuffers[kPortIndexInput].size()
1828            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
1829                == mPortBuffers[kPortIndexOutput].size()) {
1830        mNoMoreOutputData = true;
1831        mBufferFilled.signal();
1832
1833        return;
1834    }
1835
1836    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1837    for (size_t i = 0; i < buffers->size(); ++i) {
1838        fillOutputBuffer(&buffers->editItemAt(i));
1839    }
1840}
1841
1842void OMXCodec::drainInputBuffers() {
1843    CHECK(mState == EXECUTING || mState == RECONFIGURING);
1844
1845    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1846    for (size_t i = 0; i < buffers->size(); ++i) {
1847        drainInputBuffer(&buffers->editItemAt(i));
1848    }
1849}
1850
1851void OMXCodec::drainInputBuffer(BufferInfo *info) {
1852    CHECK_EQ(info->mOwnedByComponent, false);
1853
1854    if (mSignalledEOS) {
1855        return;
1856    }
1857
1858    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
1859        const CodecSpecificData *specific =
1860            mCodecSpecificData[mCodecSpecificDataIndex];
1861
1862        size_t size = specific->mSize;
1863
1864        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
1865                && !(mQuirks & kWantsNALFragments)) {
1866            static const uint8_t kNALStartCode[4] =
1867                    { 0x00, 0x00, 0x00, 0x01 };
1868
1869            CHECK(info->mSize >= specific->mSize + 4);
1870
1871            size += 4;
1872
1873            memcpy(info->mData, kNALStartCode, 4);
1874            memcpy((uint8_t *)info->mData + 4,
1875                   specific->mData, specific->mSize);
1876        } else {
1877            CHECK(info->mSize >= specific->mSize);
1878            memcpy(info->mData, specific->mData, specific->mSize);
1879        }
1880
1881        mNoMoreOutputData = false;
1882
1883        CODEC_LOGV("calling emptyBuffer with codec specific data");
1884
1885        status_t err = mOMX->emptyBuffer(
1886                mNode, info->mBuffer, 0, size,
1887                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
1888                0);
1889        CHECK_EQ(err, OK);
1890
1891        info->mOwnedByComponent = true;
1892
1893        ++mCodecSpecificDataIndex;
1894        return;
1895    }
1896
1897    MediaBuffer *srcBuffer;
1898    status_t err;
1899    if (mSeekTimeUs >= 0) {
1900        MediaSource::ReadOptions options;
1901        options.setSeekTo(mSeekTimeUs);
1902
1903        mSeekTimeUs = -1;
1904        mBufferFilled.signal();
1905
1906        err = mSource->read(&srcBuffer, &options);
1907    } else {
1908        err = mSource->read(&srcBuffer);
1909    }
1910
1911    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
1912    OMX_TICKS timestampUs = 0;
1913    size_t srcLength = 0;
1914
1915    if (err != OK) {
1916        CODEC_LOGV("signalling end of input stream.");
1917        flags |= OMX_BUFFERFLAG_EOS;
1918
1919        mSignalledEOS = true;
1920    } else {
1921        mNoMoreOutputData = false;
1922
1923        srcLength = srcBuffer->range_length();
1924
1925        if (info->mSize < srcLength) {
1926            LOGE("info->mSize = %d, srcLength = %d",
1927                 info->mSize, srcLength);
1928        }
1929        CHECK(info->mSize >= srcLength);
1930        memcpy(info->mData,
1931               (const uint8_t *)srcBuffer->data() + srcBuffer->range_offset(),
1932               srcLength);
1933
1934        if (srcBuffer->meta_data()->findInt64(kKeyTime, &timestampUs)) {
1935            CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
1936                       "timestamp %lld us (%.2f secs)",
1937                       info->mBuffer, srcLength,
1938                       timestampUs, timestampUs / 1E6);
1939        }
1940    }
1941
1942    if (srcBuffer != NULL) {
1943        srcBuffer->release();
1944        srcBuffer = NULL;
1945    }
1946
1947    err = mOMX->emptyBuffer(
1948            mNode, info->mBuffer, 0, srcLength,
1949            flags, timestampUs);
1950
1951    if (err != OK) {
1952        setState(ERROR);
1953        return;
1954    }
1955
1956    info->mOwnedByComponent = true;
1957
1958    // This component does not ever signal the EOS flag on output buffers,
1959    // Thanks for nothing.
1960    if (mSignalledEOS && !strcmp(mComponentName, "OMX.TI.Video.encoder")) {
1961        mNoMoreOutputData = true;
1962        mBufferFilled.signal();
1963    }
1964}
1965
1966void OMXCodec::fillOutputBuffer(BufferInfo *info) {
1967    CHECK_EQ(info->mOwnedByComponent, false);
1968
1969    if (mNoMoreOutputData) {
1970        CODEC_LOGV("There is no more output data available, not "
1971             "calling fillOutputBuffer");
1972        return;
1973    }
1974
1975    CODEC_LOGV("Calling fill_buffer on buffer %p", info->mBuffer);
1976    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
1977    CHECK_EQ(err, OK);
1978
1979    info->mOwnedByComponent = true;
1980}
1981
1982void OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
1983    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
1984    for (size_t i = 0; i < buffers->size(); ++i) {
1985        if ((*buffers)[i].mBuffer == buffer) {
1986            drainInputBuffer(&buffers->editItemAt(i));
1987            return;
1988        }
1989    }
1990
1991    CHECK(!"should not be here.");
1992}
1993
1994void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
1995    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1996    for (size_t i = 0; i < buffers->size(); ++i) {
1997        if ((*buffers)[i].mBuffer == buffer) {
1998            fillOutputBuffer(&buffers->editItemAt(i));
1999            return;
2000        }
2001    }
2002
2003    CHECK(!"should not be here.");
2004}
2005
2006void OMXCodec::setState(State newState) {
2007    mState = newState;
2008    mAsyncCompletion.signal();
2009
2010    // This may cause some spurious wakeups but is necessary to
2011    // unblock the reader if we enter ERROR state.
2012    mBufferFilled.signal();
2013}
2014
2015void OMXCodec::setRawAudioFormat(
2016        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
2017    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2018    InitOMXParams(&pcmParams);
2019    pcmParams.nPortIndex = portIndex;
2020
2021    status_t err = mOMX->getParameter(
2022            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2023
2024    CHECK_EQ(err, OK);
2025
2026    pcmParams.nChannels = numChannels;
2027    pcmParams.eNumData = OMX_NumericalDataSigned;
2028    pcmParams.bInterleaved = OMX_TRUE;
2029    pcmParams.nBitPerSample = 16;
2030    pcmParams.nSamplingRate = sampleRate;
2031    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2032
2033    if (numChannels == 1) {
2034        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
2035    } else {
2036        CHECK_EQ(numChannels, 2);
2037
2038        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
2039        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
2040    }
2041
2042    err = mOMX->setParameter(
2043            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2044
2045    CHECK_EQ(err, OK);
2046}
2047
2048void OMXCodec::setAMRFormat(bool isWAMR) {
2049    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
2050
2051    OMX_AUDIO_PARAM_AMRTYPE def;
2052    InitOMXParams(&def);
2053    def.nPortIndex = portIndex;
2054
2055    status_t err =
2056        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2057
2058    CHECK_EQ(err, OK);
2059
2060    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
2061    def.eAMRBandMode =
2062        isWAMR ? OMX_AUDIO_AMRBandModeWB0 : OMX_AUDIO_AMRBandModeNB0;
2063
2064    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
2065    CHECK_EQ(err, OK);
2066
2067    ////////////////////////
2068
2069    if (mIsEncoder) {
2070        sp<MetaData> format = mSource->getFormat();
2071        int32_t sampleRate;
2072        int32_t numChannels;
2073        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
2074        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
2075
2076        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2077    }
2078}
2079
2080void OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate) {
2081    if (mIsEncoder) {
2082        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
2083    } else {
2084        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
2085        InitOMXParams(&profile);
2086        profile.nPortIndex = kPortIndexInput;
2087
2088        status_t err = mOMX->getParameter(
2089                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2090        CHECK_EQ(err, OK);
2091
2092        profile.nChannels = numChannels;
2093        profile.nSampleRate = sampleRate;
2094        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
2095
2096        err = mOMX->setParameter(
2097                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
2098        CHECK_EQ(err, OK);
2099    }
2100}
2101
2102void OMXCodec::setImageOutputFormat(
2103        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
2104    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
2105
2106#if 0
2107    OMX_INDEXTYPE index;
2108    status_t err = mOMX->get_extension_index(
2109            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
2110    CHECK_EQ(err, OK);
2111
2112    err = mOMX->set_config(mNode, index, &format, sizeof(format));
2113    CHECK_EQ(err, OK);
2114#endif
2115
2116    OMX_PARAM_PORTDEFINITIONTYPE def;
2117    InitOMXParams(&def);
2118    def.nPortIndex = kPortIndexOutput;
2119
2120    status_t err = mOMX->getParameter(
2121            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2122    CHECK_EQ(err, OK);
2123
2124    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2125
2126    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2127
2128    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2129    imageDef->eColorFormat = format;
2130    imageDef->nFrameWidth = width;
2131    imageDef->nFrameHeight = height;
2132
2133    switch (format) {
2134        case OMX_COLOR_FormatYUV420PackedPlanar:
2135        case OMX_COLOR_FormatYUV411Planar:
2136        {
2137            def.nBufferSize = (width * height * 3) / 2;
2138            break;
2139        }
2140
2141        case OMX_COLOR_FormatCbYCrY:
2142        {
2143            def.nBufferSize = width * height * 2;
2144            break;
2145        }
2146
2147        case OMX_COLOR_Format32bitARGB8888:
2148        {
2149            def.nBufferSize = width * height * 4;
2150            break;
2151        }
2152
2153        case OMX_COLOR_Format16bitARGB4444:
2154        case OMX_COLOR_Format16bitARGB1555:
2155        case OMX_COLOR_Format16bitRGB565:
2156        case OMX_COLOR_Format16bitBGR565:
2157        {
2158            def.nBufferSize = width * height * 2;
2159            break;
2160        }
2161
2162        default:
2163            CHECK(!"Should not be here. Unknown color format.");
2164            break;
2165    }
2166
2167    def.nBufferCountActual = def.nBufferCountMin;
2168
2169    err = mOMX->setParameter(
2170            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2171    CHECK_EQ(err, OK);
2172}
2173
2174void OMXCodec::setJPEGInputFormat(
2175        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
2176    OMX_PARAM_PORTDEFINITIONTYPE def;
2177    InitOMXParams(&def);
2178    def.nPortIndex = kPortIndexInput;
2179
2180    status_t err = mOMX->getParameter(
2181            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2182    CHECK_EQ(err, OK);
2183
2184    CHECK_EQ(def.eDomain, OMX_PortDomainImage);
2185    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2186
2187    CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingJPEG);
2188    imageDef->nFrameWidth = width;
2189    imageDef->nFrameHeight = height;
2190
2191    def.nBufferSize = compressedSize;
2192    def.nBufferCountActual = def.nBufferCountMin;
2193
2194    err = mOMX->setParameter(
2195            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2196    CHECK_EQ(err, OK);
2197}
2198
2199void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
2200    CodecSpecificData *specific =
2201        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
2202
2203    specific->mSize = size;
2204    memcpy(specific->mData, data, size);
2205
2206    mCodecSpecificData.push(specific);
2207}
2208
2209void OMXCodec::clearCodecSpecificData() {
2210    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
2211        free(mCodecSpecificData.editItemAt(i));
2212    }
2213    mCodecSpecificData.clear();
2214    mCodecSpecificDataIndex = 0;
2215}
2216
2217status_t OMXCodec::start(MetaData *) {
2218    Mutex::Autolock autoLock(mLock);
2219
2220    if (mState != LOADED) {
2221        return UNKNOWN_ERROR;
2222    }
2223
2224    sp<MetaData> params = new MetaData;
2225    if (mQuirks & kWantsNALFragments) {
2226        params->setInt32(kKeyWantsNALFragments, true);
2227    }
2228    status_t err = mSource->start(params.get());
2229
2230    if (err != OK) {
2231        return err;
2232    }
2233
2234    mCodecSpecificDataIndex = 0;
2235    mInitialBufferSubmit = true;
2236    mSignalledEOS = false;
2237    mNoMoreOutputData = false;
2238    mOutputPortSettingsHaveChanged = false;
2239    mSeekTimeUs = -1;
2240    mFilledBuffers.clear();
2241
2242    return init();
2243}
2244
2245status_t OMXCodec::stop() {
2246    CODEC_LOGV("stop");
2247
2248    Mutex::Autolock autoLock(mLock);
2249
2250    while (isIntermediateState(mState)) {
2251        mAsyncCompletion.wait(mLock);
2252    }
2253
2254    switch (mState) {
2255        case LOADED:
2256        case ERROR:
2257            break;
2258
2259        case EXECUTING:
2260        {
2261            setState(EXECUTING_TO_IDLE);
2262
2263            if (mQuirks & kRequiresFlushBeforeShutdown) {
2264                CODEC_LOGV("This component requires a flush before transitioning "
2265                     "from EXECUTING to IDLE...");
2266
2267                bool emulateInputFlushCompletion =
2268                    !flushPortAsync(kPortIndexInput);
2269
2270                bool emulateOutputFlushCompletion =
2271                    !flushPortAsync(kPortIndexOutput);
2272
2273                if (emulateInputFlushCompletion) {
2274                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2275                }
2276
2277                if (emulateOutputFlushCompletion) {
2278                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2279                }
2280            } else {
2281                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2282                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2283
2284                status_t err =
2285                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2286                CHECK_EQ(err, OK);
2287            }
2288
2289            while (mState != LOADED && mState != ERROR) {
2290                mAsyncCompletion.wait(mLock);
2291            }
2292
2293            break;
2294        }
2295
2296        default:
2297        {
2298            CHECK(!"should not be here.");
2299            break;
2300        }
2301    }
2302
2303    mSource->stop();
2304
2305    return OK;
2306}
2307
2308sp<MetaData> OMXCodec::getFormat() {
2309    Mutex::Autolock autoLock(mLock);
2310
2311    return mOutputFormat;
2312}
2313
2314status_t OMXCodec::read(
2315        MediaBuffer **buffer, const ReadOptions *options) {
2316    *buffer = NULL;
2317
2318    Mutex::Autolock autoLock(mLock);
2319
2320    if (mState != EXECUTING && mState != RECONFIGURING) {
2321        return UNKNOWN_ERROR;
2322    }
2323
2324    bool seeking = false;
2325    int64_t seekTimeUs;
2326    if (options && options->getSeekTo(&seekTimeUs)) {
2327        seeking = true;
2328    }
2329
2330    if (mInitialBufferSubmit) {
2331        mInitialBufferSubmit = false;
2332
2333        if (seeking) {
2334            CHECK(seekTimeUs >= 0);
2335            mSeekTimeUs = seekTimeUs;
2336
2337            // There's no reason to trigger the code below, there's
2338            // nothing to flush yet.
2339            seeking = false;
2340        }
2341
2342        drainInputBuffers();
2343
2344        if (mState == EXECUTING) {
2345            // Otherwise mState == RECONFIGURING and this code will trigger
2346            // after the output port is reenabled.
2347            fillOutputBuffers();
2348        }
2349    }
2350
2351    if (seeking) {
2352        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
2353
2354        mSignalledEOS = false;
2355
2356        CHECK(seekTimeUs >= 0);
2357        mSeekTimeUs = seekTimeUs;
2358
2359        mFilledBuffers.clear();
2360
2361        CHECK_EQ(mState, EXECUTING);
2362
2363        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
2364        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
2365
2366        if (emulateInputFlushCompletion) {
2367            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
2368        }
2369
2370        if (emulateOutputFlushCompletion) {
2371            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
2372        }
2373
2374        while (mSeekTimeUs >= 0) {
2375            mBufferFilled.wait(mLock);
2376        }
2377    }
2378
2379    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
2380        mBufferFilled.wait(mLock);
2381    }
2382
2383    if (mState == ERROR) {
2384        return UNKNOWN_ERROR;
2385    }
2386
2387    if (mFilledBuffers.empty()) {
2388        return ERROR_END_OF_STREAM;
2389    }
2390
2391    if (mOutputPortSettingsHaveChanged) {
2392        mOutputPortSettingsHaveChanged = false;
2393
2394        return INFO_FORMAT_CHANGED;
2395    }
2396
2397    size_t index = *mFilledBuffers.begin();
2398    mFilledBuffers.erase(mFilledBuffers.begin());
2399
2400    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
2401    info->mMediaBuffer->add_ref();
2402    *buffer = info->mMediaBuffer;
2403
2404    return OK;
2405}
2406
2407void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
2408    Mutex::Autolock autoLock(mLock);
2409
2410    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2411    for (size_t i = 0; i < buffers->size(); ++i) {
2412        BufferInfo *info = &buffers->editItemAt(i);
2413
2414        if (info->mMediaBuffer == buffer) {
2415            CHECK_EQ(mPortStatus[kPortIndexOutput], ENABLED);
2416            fillOutputBuffer(info);
2417            return;
2418        }
2419    }
2420
2421    CHECK(!"should not be here.");
2422}
2423
2424static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
2425    static const char *kNames[] = {
2426        "OMX_IMAGE_CodingUnused",
2427        "OMX_IMAGE_CodingAutoDetect",
2428        "OMX_IMAGE_CodingJPEG",
2429        "OMX_IMAGE_CodingJPEG2K",
2430        "OMX_IMAGE_CodingEXIF",
2431        "OMX_IMAGE_CodingTIFF",
2432        "OMX_IMAGE_CodingGIF",
2433        "OMX_IMAGE_CodingPNG",
2434        "OMX_IMAGE_CodingLZW",
2435        "OMX_IMAGE_CodingBMP",
2436    };
2437
2438    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2439
2440    if (type < 0 || (size_t)type >= numNames) {
2441        return "UNKNOWN";
2442    } else {
2443        return kNames[type];
2444    }
2445}
2446
2447static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
2448    static const char *kNames[] = {
2449        "OMX_COLOR_FormatUnused",
2450        "OMX_COLOR_FormatMonochrome",
2451        "OMX_COLOR_Format8bitRGB332",
2452        "OMX_COLOR_Format12bitRGB444",
2453        "OMX_COLOR_Format16bitARGB4444",
2454        "OMX_COLOR_Format16bitARGB1555",
2455        "OMX_COLOR_Format16bitRGB565",
2456        "OMX_COLOR_Format16bitBGR565",
2457        "OMX_COLOR_Format18bitRGB666",
2458        "OMX_COLOR_Format18bitARGB1665",
2459        "OMX_COLOR_Format19bitARGB1666",
2460        "OMX_COLOR_Format24bitRGB888",
2461        "OMX_COLOR_Format24bitBGR888",
2462        "OMX_COLOR_Format24bitARGB1887",
2463        "OMX_COLOR_Format25bitARGB1888",
2464        "OMX_COLOR_Format32bitBGRA8888",
2465        "OMX_COLOR_Format32bitARGB8888",
2466        "OMX_COLOR_FormatYUV411Planar",
2467        "OMX_COLOR_FormatYUV411PackedPlanar",
2468        "OMX_COLOR_FormatYUV420Planar",
2469        "OMX_COLOR_FormatYUV420PackedPlanar",
2470        "OMX_COLOR_FormatYUV420SemiPlanar",
2471        "OMX_COLOR_FormatYUV422Planar",
2472        "OMX_COLOR_FormatYUV422PackedPlanar",
2473        "OMX_COLOR_FormatYUV422SemiPlanar",
2474        "OMX_COLOR_FormatYCbYCr",
2475        "OMX_COLOR_FormatYCrYCb",
2476        "OMX_COLOR_FormatCbYCrY",
2477        "OMX_COLOR_FormatCrYCbY",
2478        "OMX_COLOR_FormatYUV444Interleaved",
2479        "OMX_COLOR_FormatRawBayer8bit",
2480        "OMX_COLOR_FormatRawBayer10bit",
2481        "OMX_COLOR_FormatRawBayer8bitcompressed",
2482        "OMX_COLOR_FormatL2",
2483        "OMX_COLOR_FormatL4",
2484        "OMX_COLOR_FormatL8",
2485        "OMX_COLOR_FormatL16",
2486        "OMX_COLOR_FormatL24",
2487        "OMX_COLOR_FormatL32",
2488        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
2489        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
2490        "OMX_COLOR_Format18BitBGR666",
2491        "OMX_COLOR_Format24BitARGB6666",
2492        "OMX_COLOR_Format24BitABGR6666",
2493    };
2494
2495    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2496
2497    if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
2498        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
2499    } else if (type < 0 || (size_t)type >= numNames) {
2500        return "UNKNOWN";
2501    } else {
2502        return kNames[type];
2503    }
2504}
2505
2506static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
2507    static const char *kNames[] = {
2508        "OMX_VIDEO_CodingUnused",
2509        "OMX_VIDEO_CodingAutoDetect",
2510        "OMX_VIDEO_CodingMPEG2",
2511        "OMX_VIDEO_CodingH263",
2512        "OMX_VIDEO_CodingMPEG4",
2513        "OMX_VIDEO_CodingWMV",
2514        "OMX_VIDEO_CodingRV",
2515        "OMX_VIDEO_CodingAVC",
2516        "OMX_VIDEO_CodingMJPEG",
2517    };
2518
2519    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2520
2521    if (type < 0 || (size_t)type >= numNames) {
2522        return "UNKNOWN";
2523    } else {
2524        return kNames[type];
2525    }
2526}
2527
2528static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
2529    static const char *kNames[] = {
2530        "OMX_AUDIO_CodingUnused",
2531        "OMX_AUDIO_CodingAutoDetect",
2532        "OMX_AUDIO_CodingPCM",
2533        "OMX_AUDIO_CodingADPCM",
2534        "OMX_AUDIO_CodingAMR",
2535        "OMX_AUDIO_CodingGSMFR",
2536        "OMX_AUDIO_CodingGSMEFR",
2537        "OMX_AUDIO_CodingGSMHR",
2538        "OMX_AUDIO_CodingPDCFR",
2539        "OMX_AUDIO_CodingPDCEFR",
2540        "OMX_AUDIO_CodingPDCHR",
2541        "OMX_AUDIO_CodingTDMAFR",
2542        "OMX_AUDIO_CodingTDMAEFR",
2543        "OMX_AUDIO_CodingQCELP8",
2544        "OMX_AUDIO_CodingQCELP13",
2545        "OMX_AUDIO_CodingEVRC",
2546        "OMX_AUDIO_CodingSMV",
2547        "OMX_AUDIO_CodingG711",
2548        "OMX_AUDIO_CodingG723",
2549        "OMX_AUDIO_CodingG726",
2550        "OMX_AUDIO_CodingG729",
2551        "OMX_AUDIO_CodingAAC",
2552        "OMX_AUDIO_CodingMP3",
2553        "OMX_AUDIO_CodingSBC",
2554        "OMX_AUDIO_CodingVORBIS",
2555        "OMX_AUDIO_CodingWMA",
2556        "OMX_AUDIO_CodingRA",
2557        "OMX_AUDIO_CodingMIDI",
2558    };
2559
2560    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2561
2562    if (type < 0 || (size_t)type >= numNames) {
2563        return "UNKNOWN";
2564    } else {
2565        return kNames[type];
2566    }
2567}
2568
2569static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
2570    static const char *kNames[] = {
2571        "OMX_AUDIO_PCMModeLinear",
2572        "OMX_AUDIO_PCMModeALaw",
2573        "OMX_AUDIO_PCMModeMULaw",
2574    };
2575
2576    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2577
2578    if (type < 0 || (size_t)type >= numNames) {
2579        return "UNKNOWN";
2580    } else {
2581        return kNames[type];
2582    }
2583}
2584
2585static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
2586    static const char *kNames[] = {
2587        "OMX_AUDIO_AMRBandModeUnused",
2588        "OMX_AUDIO_AMRBandModeNB0",
2589        "OMX_AUDIO_AMRBandModeNB1",
2590        "OMX_AUDIO_AMRBandModeNB2",
2591        "OMX_AUDIO_AMRBandModeNB3",
2592        "OMX_AUDIO_AMRBandModeNB4",
2593        "OMX_AUDIO_AMRBandModeNB5",
2594        "OMX_AUDIO_AMRBandModeNB6",
2595        "OMX_AUDIO_AMRBandModeNB7",
2596        "OMX_AUDIO_AMRBandModeWB0",
2597        "OMX_AUDIO_AMRBandModeWB1",
2598        "OMX_AUDIO_AMRBandModeWB2",
2599        "OMX_AUDIO_AMRBandModeWB3",
2600        "OMX_AUDIO_AMRBandModeWB4",
2601        "OMX_AUDIO_AMRBandModeWB5",
2602        "OMX_AUDIO_AMRBandModeWB6",
2603        "OMX_AUDIO_AMRBandModeWB7",
2604        "OMX_AUDIO_AMRBandModeWB8",
2605    };
2606
2607    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2608
2609    if (type < 0 || (size_t)type >= numNames) {
2610        return "UNKNOWN";
2611    } else {
2612        return kNames[type];
2613    }
2614}
2615
2616static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
2617    static const char *kNames[] = {
2618        "OMX_AUDIO_AMRFrameFormatConformance",
2619        "OMX_AUDIO_AMRFrameFormatIF1",
2620        "OMX_AUDIO_AMRFrameFormatIF2",
2621        "OMX_AUDIO_AMRFrameFormatFSF",
2622        "OMX_AUDIO_AMRFrameFormatRTPPayload",
2623        "OMX_AUDIO_AMRFrameFormatITU",
2624    };
2625
2626    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
2627
2628    if (type < 0 || (size_t)type >= numNames) {
2629        return "UNKNOWN";
2630    } else {
2631        return kNames[type];
2632    }
2633}
2634
2635void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
2636    OMX_PARAM_PORTDEFINITIONTYPE def;
2637    InitOMXParams(&def);
2638    def.nPortIndex = portIndex;
2639
2640    status_t err = mOMX->getParameter(
2641            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2642    CHECK_EQ(err, OK);
2643
2644    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
2645
2646    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
2647          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
2648
2649    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
2650    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
2651    printf("  nBufferSize = %ld\n", def.nBufferSize);
2652
2653    switch (def.eDomain) {
2654        case OMX_PortDomainImage:
2655        {
2656            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2657
2658            printf("\n");
2659            printf("  // Image\n");
2660            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
2661            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
2662            printf("  nStride = %ld\n", imageDef->nStride);
2663
2664            printf("  eCompressionFormat = %s\n",
2665                   imageCompressionFormatString(imageDef->eCompressionFormat));
2666
2667            printf("  eColorFormat = %s\n",
2668                   colorFormatString(imageDef->eColorFormat));
2669
2670            break;
2671        }
2672
2673        case OMX_PortDomainVideo:
2674        {
2675            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2676
2677            printf("\n");
2678            printf("  // Video\n");
2679            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
2680            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
2681            printf("  nStride = %ld\n", videoDef->nStride);
2682
2683            printf("  eCompressionFormat = %s\n",
2684                   videoCompressionFormatString(videoDef->eCompressionFormat));
2685
2686            printf("  eColorFormat = %s\n",
2687                   colorFormatString(videoDef->eColorFormat));
2688
2689            break;
2690        }
2691
2692        case OMX_PortDomainAudio:
2693        {
2694            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2695
2696            printf("\n");
2697            printf("  // Audio\n");
2698            printf("  eEncoding = %s\n",
2699                   audioCodingTypeString(audioDef->eEncoding));
2700
2701            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
2702                OMX_AUDIO_PARAM_PCMMODETYPE params;
2703                InitOMXParams(&params);
2704                params.nPortIndex = portIndex;
2705
2706                err = mOMX->getParameter(
2707                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2708                CHECK_EQ(err, OK);
2709
2710                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
2711                printf("  nChannels = %ld\n", params.nChannels);
2712                printf("  bInterleaved = %d\n", params.bInterleaved);
2713                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
2714
2715                printf("  eNumData = %s\n",
2716                       params.eNumData == OMX_NumericalDataSigned
2717                        ? "signed" : "unsigned");
2718
2719                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
2720            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
2721                OMX_AUDIO_PARAM_AMRTYPE amr;
2722                InitOMXParams(&amr);
2723                amr.nPortIndex = portIndex;
2724
2725                err = mOMX->getParameter(
2726                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2727                CHECK_EQ(err, OK);
2728
2729                printf("  nChannels = %ld\n", amr.nChannels);
2730                printf("  eAMRBandMode = %s\n",
2731                        amrBandModeString(amr.eAMRBandMode));
2732                printf("  eAMRFrameFormat = %s\n",
2733                        amrFrameFormatString(amr.eAMRFrameFormat));
2734            }
2735
2736            break;
2737        }
2738
2739        default:
2740        {
2741            printf("  // Unknown\n");
2742            break;
2743        }
2744    }
2745
2746    printf("}\n");
2747}
2748
2749void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
2750    mOutputFormat = new MetaData;
2751    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
2752
2753    OMX_PARAM_PORTDEFINITIONTYPE def;
2754    InitOMXParams(&def);
2755    def.nPortIndex = kPortIndexOutput;
2756
2757    status_t err = mOMX->getParameter(
2758            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2759    CHECK_EQ(err, OK);
2760
2761    switch (def.eDomain) {
2762        case OMX_PortDomainImage:
2763        {
2764            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
2765            CHECK_EQ(imageDef->eCompressionFormat, OMX_IMAGE_CodingUnused);
2766
2767            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2768            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
2769            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
2770            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
2771            break;
2772        }
2773
2774        case OMX_PortDomainAudio:
2775        {
2776            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
2777
2778            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
2779                OMX_AUDIO_PARAM_PCMMODETYPE params;
2780                InitOMXParams(&params);
2781                params.nPortIndex = kPortIndexOutput;
2782
2783                err = mOMX->getParameter(
2784                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
2785                CHECK_EQ(err, OK);
2786
2787                CHECK_EQ(params.eNumData, OMX_NumericalDataSigned);
2788                CHECK_EQ(params.nBitPerSample, 16);
2789                CHECK_EQ(params.ePCMMode, OMX_AUDIO_PCMModeLinear);
2790
2791                int32_t numChannels, sampleRate;
2792                inputFormat->findInt32(kKeyChannelCount, &numChannels);
2793                inputFormat->findInt32(kKeySampleRate, &sampleRate);
2794
2795                if ((OMX_U32)numChannels != params.nChannels) {
2796                    LOGW("Codec outputs a different number of channels than "
2797                         "the input stream contains.");
2798                }
2799
2800                mOutputFormat->setCString(
2801                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
2802
2803                // Use the codec-advertised number of channels, as some
2804                // codecs appear to output stereo even if the input data is
2805                // mono.
2806                mOutputFormat->setInt32(kKeyChannelCount, params.nChannels);
2807
2808                // The codec-reported sampleRate is not reliable...
2809                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
2810            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
2811                OMX_AUDIO_PARAM_AMRTYPE amr;
2812                InitOMXParams(&amr);
2813                amr.nPortIndex = kPortIndexOutput;
2814
2815                err = mOMX->getParameter(
2816                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
2817                CHECK_EQ(err, OK);
2818
2819                CHECK_EQ(amr.nChannels, 1);
2820                mOutputFormat->setInt32(kKeyChannelCount, 1);
2821
2822                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
2823                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
2824                    mOutputFormat->setCString(
2825                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
2826                    mOutputFormat->setInt32(kKeySampleRate, 8000);
2827                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
2828                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
2829                    mOutputFormat->setCString(
2830                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
2831                    mOutputFormat->setInt32(kKeySampleRate, 16000);
2832                } else {
2833                    CHECK(!"Unknown AMR band mode.");
2834                }
2835            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
2836                mOutputFormat->setCString(
2837                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
2838            } else {
2839                CHECK(!"Should not be here. Unknown audio encoding.");
2840            }
2841            break;
2842        }
2843
2844        case OMX_PortDomainVideo:
2845        {
2846            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2847
2848            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
2849                mOutputFormat->setCString(
2850                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
2851            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
2852                mOutputFormat->setCString(
2853                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
2854            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
2855                mOutputFormat->setCString(
2856                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
2857            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
2858                mOutputFormat->setCString(
2859                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
2860            } else {
2861                CHECK(!"Unknown compression format.");
2862            }
2863
2864            if (!strcmp(mComponentName, "OMX.PV.avcdec")) {
2865                // This component appears to be lying to me.
2866                mOutputFormat->setInt32(
2867                        kKeyWidth, (video_def->nFrameWidth + 15) & -16);
2868                mOutputFormat->setInt32(
2869                        kKeyHeight, (video_def->nFrameHeight + 15) & -16);
2870            } else {
2871                mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
2872                mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
2873            }
2874
2875            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
2876            break;
2877        }
2878
2879        default:
2880        {
2881            CHECK(!"should not be here, neither audio nor video.");
2882            break;
2883        }
2884    }
2885}
2886
2887////////////////////////////////////////////////////////////////////////////////
2888
2889status_t QueryCodecs(
2890        const sp<IOMX> &omx,
2891        const char *mime, bool queryDecoders,
2892        Vector<CodecCapabilities> *results) {
2893    results->clear();
2894
2895    for (int index = 0;; ++index) {
2896        const char *componentName;
2897
2898        if (!queryDecoders) {
2899            componentName = GetCodec(
2900                    kEncoderInfo, sizeof(kEncoderInfo) / sizeof(kEncoderInfo[0]),
2901                    mime, index);
2902        } else {
2903            componentName = GetCodec(
2904                    kDecoderInfo, sizeof(kDecoderInfo) / sizeof(kDecoderInfo[0]),
2905                    mime, index);
2906        }
2907
2908        if (!componentName) {
2909            return OK;
2910        }
2911
2912        sp<OMXCodecObserver> observer = new OMXCodecObserver;
2913        IOMX::node_id node;
2914        status_t err = omx->allocateNode(componentName, observer, &node);
2915
2916        if (err != OK) {
2917            continue;
2918        }
2919
2920        OMXCodec::setComponentRole(omx, node, queryDecoders, mime);
2921
2922        results->push();
2923        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
2924        caps->mComponentName = componentName;
2925
2926        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
2927        InitOMXParams(&param);
2928
2929        param.nPortIndex = queryDecoders ? 0 : 1;
2930
2931        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
2932            err = omx->getParameter(
2933                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
2934                    &param, sizeof(param));
2935
2936            if (err != OK) {
2937                break;
2938            }
2939
2940            CodecProfileLevel profileLevel;
2941            profileLevel.mProfile = param.eProfile;
2942            profileLevel.mLevel = param.eLevel;
2943
2944            caps->mProfileLevels.push(profileLevel);
2945        }
2946
2947        CHECK_EQ(omx->freeNode(node), OK);
2948    }
2949}
2950
2951}  // namespace android
2952