OMXCodec.cpp revision 8b71241ce7353731ab75322c46e090ee35014a33 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17//#define LOG_NDEBUG 0
18#define LOG_TAG "OMXCodec"
19#include <utils/Log.h>
20
21#include "include/AACEncoder.h"
22#include "include/AVCEncoder.h"
23#include "include/M4vH263Encoder.h"
24
25#include "include/ESDS.h"
26
27#include <binder/IServiceManager.h>
28#include <binder/MemoryDealer.h>
29#include <binder/ProcessState.h>
30#include <HardwareAPI.h>
31#include <media/stagefright/foundation/ADebug.h>
32#include <media/IMediaPlayerService.h>
33#include <media/stagefright/MediaBuffer.h>
34#include <media/stagefright/MediaBufferGroup.h>
35#include <media/stagefright/MediaDefs.h>
36#include <media/stagefright/MediaCodecList.h>
37#include <media/stagefright/MediaExtractor.h>
38#include <media/stagefright/MetaData.h>
39#include <media/stagefright/OMXCodec.h>
40#include <media/stagefright/Utils.h>
41#include <media/stagefright/SkipCutBuffer.h>
42#include <utils/Vector.h>
43
44#include <OMX_Audio.h>
45#include <OMX_Component.h>
46
47#include "include/avc_utils.h"
48
49namespace android {
50
51// Treat time out as an error if we have not received any output
52// buffers after 3 seconds.
53const static int64_t kBufferFilledEventTimeOutNs = 3000000000LL;
54
55// OMX Spec defines less than 50 color formats. If the query for
56// color format is executed for more than kMaxColorFormatSupported,
57// the query will fail to avoid looping forever.
58// 1000 is more than enough for us to tell whether the omx
59// component in question is buggy or not.
60const static uint32_t kMaxColorFormatSupported = 1000;
61
62#define FACTORY_CREATE_ENCODER(name) \
63static sp<MediaSource> Make##name(const sp<MediaSource> &source, const sp<MetaData> &meta) { \
64    return new name(source, meta); \
65}
66
67#define FACTORY_REF(name) { #name, Make##name },
68
69FACTORY_CREATE_ENCODER(AACEncoder)
70FACTORY_CREATE_ENCODER(AVCEncoder)
71FACTORY_CREATE_ENCODER(M4vH263Encoder)
72
73static sp<MediaSource> InstantiateSoftwareEncoder(
74        const char *name, const sp<MediaSource> &source,
75        const sp<MetaData> &meta) {
76    struct FactoryInfo {
77        const char *name;
78        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &, const sp<MetaData> &);
79    };
80
81    static const FactoryInfo kFactoryInfo[] = {
82        FACTORY_REF(AACEncoder)
83        FACTORY_REF(AVCEncoder)
84        FACTORY_REF(M4vH263Encoder)
85    };
86    for (size_t i = 0;
87         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
88        if (!strcmp(name, kFactoryInfo[i].name)) {
89            return (*kFactoryInfo[i].CreateFunc)(source, meta);
90        }
91    }
92
93    return NULL;
94}
95
96#undef FACTORY_CREATE_ENCODER
97#undef FACTORY_REF
98
99#define CODEC_LOGI(x, ...) ALOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
100#define CODEC_LOGV(x, ...) ALOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
101#define CODEC_LOGE(x, ...) ALOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
102
103struct OMXCodecObserver : public BnOMXObserver {
104    OMXCodecObserver() {
105    }
106
107    void setCodec(const sp<OMXCodec> &target) {
108        mTarget = target;
109    }
110
111    // from IOMXObserver
112    virtual void onMessage(const omx_message &msg) {
113        sp<OMXCodec> codec = mTarget.promote();
114
115        if (codec.get() != NULL) {
116            Mutex::Autolock autoLock(codec->mLock);
117            codec->on_message(msg);
118            codec.clear();
119        }
120    }
121
122protected:
123    virtual ~OMXCodecObserver() {}
124
125private:
126    wp<OMXCodec> mTarget;
127
128    OMXCodecObserver(const OMXCodecObserver &);
129    OMXCodecObserver &operator=(const OMXCodecObserver &);
130};
131
132template<class T>
133static void InitOMXParams(T *params) {
134    params->nSize = sizeof(T);
135    params->nVersion.s.nVersionMajor = 1;
136    params->nVersion.s.nVersionMinor = 0;
137    params->nVersion.s.nRevision = 0;
138    params->nVersion.s.nStep = 0;
139}
140
141static bool IsSoftwareCodec(const char *componentName) {
142    if (!strncmp("OMX.google.", componentName, 11)) {
143        return true;
144    }
145
146    if (!strncmp("OMX.", componentName, 4)) {
147        return false;
148    }
149
150    return true;
151}
152
153// A sort order in which OMX software codecs are first, followed
154// by other (non-OMX) software codecs, followed by everything else.
155static int CompareSoftwareCodecsFirst(
156        const String8 *elem1, const String8 *elem2) {
157    bool isOMX1 = !strncmp(elem1->string(), "OMX.", 4);
158    bool isOMX2 = !strncmp(elem2->string(), "OMX.", 4);
159
160    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
161    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
162
163    if (isSoftwareCodec1) {
164        if (!isSoftwareCodec2) { return -1; }
165
166        if (isOMX1) {
167            if (isOMX2) { return 0; }
168
169            return -1;
170        } else {
171            if (isOMX2) { return 0; }
172
173            return 1;
174        }
175
176        return -1;
177    }
178
179    if (isSoftwareCodec2) {
180        return 1;
181    }
182
183    return 0;
184}
185
186// static
187void OMXCodec::findMatchingCodecs(
188        const char *mime,
189        bool createEncoder, const char *matchComponentName,
190        uint32_t flags,
191        Vector<String8> *matchingCodecs,
192        Vector<uint32_t> *matchingCodecQuirks) {
193    matchingCodecs->clear();
194
195    if (matchingCodecQuirks) {
196        matchingCodecQuirks->clear();
197    }
198
199    const MediaCodecList *list = MediaCodecList::getInstance();
200    if (list == NULL) {
201        return;
202    }
203
204    size_t index = 0;
205    for (;;) {
206        ssize_t matchIndex =
207            list->findCodecByType(mime, createEncoder, index);
208
209        if (matchIndex < 0) {
210            break;
211        }
212
213        index = matchIndex + 1;
214
215        const char *componentName = list->getCodecName(matchIndex);
216
217        // If a specific codec is requested, skip the non-matching ones.
218        if (matchComponentName && strcmp(componentName, matchComponentName)) {
219            continue;
220        }
221
222        // When requesting software-only codecs, only push software codecs
223        // When requesting hardware-only codecs, only push hardware codecs
224        // When there is request neither for software-only nor for
225        // hardware-only codecs, push all codecs
226        if (((flags & kSoftwareCodecsOnly) &&   IsSoftwareCodec(componentName)) ||
227            ((flags & kHardwareCodecsOnly) &&  !IsSoftwareCodec(componentName)) ||
228            (!(flags & (kSoftwareCodecsOnly | kHardwareCodecsOnly)))) {
229
230            matchingCodecs->push(String8(componentName));
231
232            if (matchingCodecQuirks) {
233                matchingCodecQuirks->push(getComponentQuirks(list, matchIndex));
234            }
235        }
236    }
237
238    if (flags & kPreferSoftwareCodecs) {
239        matchingCodecs->sort(CompareSoftwareCodecsFirst);
240    }
241}
242
243// static
244uint32_t OMXCodec::getComponentQuirks(
245        const MediaCodecList *list, size_t index) {
246    uint32_t quirks = 0;
247    if (list->codecHasQuirk(
248                index, "requires-allocate-on-input-ports")) {
249        quirks |= kRequiresAllocateBufferOnInputPorts;
250    }
251    if (list->codecHasQuirk(
252                index, "requires-allocate-on-output-ports")) {
253        quirks |= kRequiresAllocateBufferOnOutputPorts;
254    }
255    if (list->codecHasQuirk(
256                index, "output-buffers-are-unreadable")) {
257        quirks |= kOutputBuffersAreUnreadable;
258    }
259
260    return quirks;
261}
262
263// static
264bool OMXCodec::findCodecQuirks(const char *componentName, uint32_t *quirks) {
265    const MediaCodecList *list = MediaCodecList::getInstance();
266
267    if (list == NULL) {
268        return false;
269    }
270
271    ssize_t index = list->findCodecByName(componentName);
272
273    if (index < 0) {
274        return false;
275    }
276
277    *quirks = getComponentQuirks(list, index);
278
279    return true;
280}
281
282// static
283sp<MediaSource> OMXCodec::Create(
284        const sp<IOMX> &omx,
285        const sp<MetaData> &meta, bool createEncoder,
286        const sp<MediaSource> &source,
287        const char *matchComponentName,
288        uint32_t flags,
289        const sp<ANativeWindow> &nativeWindow) {
290    int32_t requiresSecureBuffers;
291    if (source->getFormat()->findInt32(
292                kKeyRequiresSecureBuffers,
293                &requiresSecureBuffers)
294            && requiresSecureBuffers) {
295        flags |= kIgnoreCodecSpecificData;
296        flags |= kUseSecureInputBuffers;
297    }
298
299    const char *mime;
300    bool success = meta->findCString(kKeyMIMEType, &mime);
301    CHECK(success);
302
303    Vector<String8> matchingCodecs;
304    Vector<uint32_t> matchingCodecQuirks;
305    findMatchingCodecs(
306            mime, createEncoder, matchComponentName, flags,
307            &matchingCodecs, &matchingCodecQuirks);
308
309    if (matchingCodecs.isEmpty()) {
310        return NULL;
311    }
312
313    sp<OMXCodecObserver> observer = new OMXCodecObserver;
314    IOMX::node_id node = 0;
315
316    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
317        const char *componentNameBase = matchingCodecs[i].string();
318        uint32_t quirks = matchingCodecQuirks[i];
319        const char *componentName = componentNameBase;
320
321        AString tmp;
322        if (flags & kUseSecureInputBuffers) {
323            tmp = componentNameBase;
324            tmp.append(".secure");
325
326            componentName = tmp.c_str();
327        }
328
329        if (createEncoder) {
330            sp<MediaSource> softwareCodec =
331                InstantiateSoftwareEncoder(componentName, source, meta);
332
333            if (softwareCodec != NULL) {
334                ALOGV("Successfully allocated software codec '%s'", componentName);
335
336                return softwareCodec;
337            }
338        }
339
340        ALOGV("Attempting to allocate OMX node '%s'", componentName);
341
342        if (!createEncoder
343                && (quirks & kOutputBuffersAreUnreadable)
344                && (flags & kClientNeedsFramebuffer)) {
345            if (strncmp(componentName, "OMX.SEC.", 8)) {
346                // For OMX.SEC.* decoders we can enable a special mode that
347                // gives the client access to the framebuffer contents.
348
349                ALOGW("Component '%s' does not give the client access to "
350                     "the framebuffer contents. Skipping.",
351                     componentName);
352
353                continue;
354            }
355        }
356
357        status_t err = omx->allocateNode(componentName, observer, &node);
358        if (err == OK) {
359            ALOGV("Successfully allocated OMX node '%s'", componentName);
360
361            sp<OMXCodec> codec = new OMXCodec(
362                    omx, node, quirks, flags,
363                    createEncoder, mime, componentName,
364                    source, nativeWindow);
365
366            observer->setCodec(codec);
367
368            err = codec->configureCodec(meta);
369
370            if (err == OK) {
371                if (!strcmp("OMX.Nvidia.mpeg2v.decode", componentName)) {
372                    codec->mFlags |= kOnlySubmitOneInputBufferAtOneTime;
373                }
374
375                return codec;
376            }
377
378            ALOGV("Failed to configure codec '%s'", componentName);
379        }
380    }
381
382    return NULL;
383}
384
385status_t OMXCodec::parseAVCCodecSpecificData(
386        const void *data, size_t size,
387        unsigned *profile, unsigned *level) {
388    const uint8_t *ptr = (const uint8_t *)data;
389
390    // verify minimum size and configurationVersion == 1.
391    if (size < 7 || ptr[0] != 1) {
392        return ERROR_MALFORMED;
393    }
394
395    *profile = ptr[1];
396    *level = ptr[3];
397
398    // There is decodable content out there that fails the following
399    // assertion, let's be lenient for now...
400    // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
401
402    size_t lengthSize = 1 + (ptr[4] & 3);
403
404    // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
405    // violates it...
406    // CHECK((ptr[5] >> 5) == 7);  // reserved
407
408    size_t numSeqParameterSets = ptr[5] & 31;
409
410    ptr += 6;
411    size -= 6;
412
413    for (size_t i = 0; i < numSeqParameterSets; ++i) {
414        if (size < 2) {
415            return ERROR_MALFORMED;
416        }
417
418        size_t length = U16_AT(ptr);
419
420        ptr += 2;
421        size -= 2;
422
423        if (size < length) {
424            return ERROR_MALFORMED;
425        }
426
427        addCodecSpecificData(ptr, length);
428
429        ptr += length;
430        size -= length;
431    }
432
433    if (size < 1) {
434        return ERROR_MALFORMED;
435    }
436
437    size_t numPictureParameterSets = *ptr;
438    ++ptr;
439    --size;
440
441    for (size_t i = 0; i < numPictureParameterSets; ++i) {
442        if (size < 2) {
443            return ERROR_MALFORMED;
444        }
445
446        size_t length = U16_AT(ptr);
447
448        ptr += 2;
449        size -= 2;
450
451        if (size < length) {
452            return ERROR_MALFORMED;
453        }
454
455        addCodecSpecificData(ptr, length);
456
457        ptr += length;
458        size -= length;
459    }
460
461    return OK;
462}
463
464status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
465    ALOGV("configureCodec protected=%d",
466         (mFlags & kEnableGrallocUsageProtected) ? 1 : 0);
467
468    if (!(mFlags & kIgnoreCodecSpecificData)) {
469        uint32_t type;
470        const void *data;
471        size_t size;
472        if (meta->findData(kKeyESDS, &type, &data, &size)) {
473            ESDS esds((const char *)data, size);
474            CHECK_EQ(esds.InitCheck(), (status_t)OK);
475
476            const void *codec_specific_data;
477            size_t codec_specific_data_size;
478            esds.getCodecSpecificInfo(
479                    &codec_specific_data, &codec_specific_data_size);
480
481            addCodecSpecificData(
482                    codec_specific_data, codec_specific_data_size);
483        } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
484            // Parse the AVCDecoderConfigurationRecord
485
486            unsigned profile, level;
487            status_t err;
488            if ((err = parseAVCCodecSpecificData(
489                            data, size, &profile, &level)) != OK) {
490                ALOGE("Malformed AVC codec specific data.");
491                return err;
492            }
493
494            CODEC_LOGI(
495                    "AVC profile = %u (%s), level = %u",
496                    profile, AVCProfileToString(profile), level);
497        } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) {
498            addCodecSpecificData(data, size);
499
500            CHECK(meta->findData(kKeyVorbisBooks, &type, &data, &size));
501            addCodecSpecificData(data, size);
502        }
503    }
504
505    int32_t bitRate = 0;
506    if (mIsEncoder) {
507        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
508    }
509    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
510        setAMRFormat(false /* isWAMR */, bitRate);
511    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
512        setAMRFormat(true /* isWAMR */, bitRate);
513    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
514        int32_t numChannels, sampleRate, aacProfile;
515        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
516        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
517
518        if (!meta->findInt32(kKeyAACProfile, &aacProfile)) {
519            aacProfile = OMX_AUDIO_AACObjectNull;
520        }
521
522        int32_t isADTS;
523        if (!meta->findInt32(kKeyIsADTS, &isADTS)) {
524            isADTS = false;
525        }
526
527        status_t err = setAACFormat(numChannels, sampleRate, bitRate, aacProfile, isADTS);
528        if (err != OK) {
529            CODEC_LOGE("setAACFormat() failed (err = %d)", err);
530            return err;
531        }
532    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_ALAW, mMIME)
533            || !strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_MLAW, mMIME)) {
534        // These are PCM-like formats with a fixed sample rate but
535        // a variable number of channels.
536
537        int32_t numChannels;
538        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
539
540        setG711Format(numChannels);
541    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mMIME)) {
542        CHECK(!mIsEncoder);
543
544        int32_t numChannels, sampleRate;
545        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
546        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
547
548        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
549    }
550
551    if (!strncasecmp(mMIME, "video/", 6)) {
552
553        if (mIsEncoder) {
554            setVideoInputFormat(mMIME, meta);
555        } else {
556            int32_t width, height;
557            bool success = meta->findInt32(kKeyWidth, &width);
558            success = success && meta->findInt32(kKeyHeight, &height);
559            CHECK(success);
560            status_t err = setVideoOutputFormat(
561                    mMIME, width, height);
562
563            if (err != OK) {
564                return err;
565            }
566        }
567    }
568
569    int32_t maxInputSize;
570    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
571        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
572    }
573
574    initOutputFormat(meta);
575
576    if ((mFlags & kClientNeedsFramebuffer)
577            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
578        OMX_INDEXTYPE index;
579
580        status_t err =
581            mOMX->getExtensionIndex(
582                    mNode,
583                    "OMX.SEC.index.ThumbnailMode",
584                    &index);
585
586        if (err != OK) {
587            return err;
588        }
589
590        OMX_BOOL enable = OMX_TRUE;
591        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
592
593        if (err != OK) {
594            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
595                       "returned error 0x%08x", err);
596
597            return err;
598        }
599
600        mQuirks &= ~kOutputBuffersAreUnreadable;
601    }
602
603    if (mNativeWindow != NULL
604        && !mIsEncoder
605        && !strncasecmp(mMIME, "video/", 6)
606        && !strncmp(mComponentName, "OMX.", 4)) {
607        status_t err = initNativeWindow();
608        if (err != OK) {
609            return err;
610        }
611    }
612
613    return OK;
614}
615
616void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
617    OMX_PARAM_PORTDEFINITIONTYPE def;
618    InitOMXParams(&def);
619    def.nPortIndex = portIndex;
620
621    status_t err = mOMX->getParameter(
622            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
623    CHECK_EQ(err, (status_t)OK);
624
625    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
626        || (def.nBufferSize < size)) {
627        def.nBufferSize = size;
628    }
629
630    err = mOMX->setParameter(
631            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
632    CHECK_EQ(err, (status_t)OK);
633
634    err = mOMX->getParameter(
635            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
636    CHECK_EQ(err, (status_t)OK);
637
638    // Make sure the setting actually stuck.
639    if (portIndex == kPortIndexInput
640            && (mQuirks & kInputBufferSizesAreBogus)) {
641        CHECK_EQ(def.nBufferSize, size);
642    } else {
643        CHECK(def.nBufferSize >= size);
644    }
645}
646
647status_t OMXCodec::setVideoPortFormatType(
648        OMX_U32 portIndex,
649        OMX_VIDEO_CODINGTYPE compressionFormat,
650        OMX_COLOR_FORMATTYPE colorFormat) {
651    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
652    InitOMXParams(&format);
653    format.nPortIndex = portIndex;
654    format.nIndex = 0;
655    bool found = false;
656
657    OMX_U32 index = 0;
658    for (;;) {
659        format.nIndex = index;
660        status_t err = mOMX->getParameter(
661                mNode, OMX_IndexParamVideoPortFormat,
662                &format, sizeof(format));
663
664        if (err != OK) {
665            return err;
666        }
667
668        // The following assertion is violated by TI's video decoder.
669        // CHECK_EQ(format.nIndex, index);
670
671#if 1
672        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
673             portIndex,
674             index, format.eCompressionFormat, format.eColorFormat);
675#endif
676
677        if (format.eCompressionFormat == compressionFormat
678                && format.eColorFormat == colorFormat) {
679            found = true;
680            break;
681        }
682
683        ++index;
684        if (index >= kMaxColorFormatSupported) {
685            CODEC_LOGE("color format %d or compression format %d is not supported",
686                colorFormat, compressionFormat);
687            return UNKNOWN_ERROR;
688        }
689    }
690
691    if (!found) {
692        return UNKNOWN_ERROR;
693    }
694
695    CODEC_LOGV("found a match.");
696    status_t err = mOMX->setParameter(
697            mNode, OMX_IndexParamVideoPortFormat,
698            &format, sizeof(format));
699
700    return err;
701}
702
703static size_t getFrameSize(
704        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
705    switch (colorFormat) {
706        case OMX_COLOR_FormatYCbYCr:
707        case OMX_COLOR_FormatCbYCrY:
708            return width * height * 2;
709
710        case OMX_COLOR_FormatYUV420Planar:
711        case OMX_COLOR_FormatYUV420SemiPlanar:
712        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
713        /*
714        * FIXME: For the Opaque color format, the frame size does not
715        * need to be (w*h*3)/2. It just needs to
716        * be larger than certain minimum buffer size. However,
717        * currently, this opaque foramt has been tested only on
718        * YUV420 formats. If that is changed, then we need to revisit
719        * this part in the future
720        */
721        case OMX_COLOR_FormatAndroidOpaque:
722            return (width * height * 3) / 2;
723
724        default:
725            CHECK(!"Should not be here. Unsupported color format.");
726            break;
727    }
728}
729
730status_t OMXCodec::findTargetColorFormat(
731        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
732    ALOGV("findTargetColorFormat");
733    CHECK(mIsEncoder);
734
735    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
736    int32_t targetColorFormat;
737    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
738        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
739    }
740
741    // Check whether the target color format is supported.
742    return isColorFormatSupported(*colorFormat, kPortIndexInput);
743}
744
745status_t OMXCodec::isColorFormatSupported(
746        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
747    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
748
749    // Enumerate all the color formats supported by
750    // the omx component to see whether the given
751    // color format is supported.
752    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
753    InitOMXParams(&portFormat);
754    portFormat.nPortIndex = portIndex;
755    OMX_U32 index = 0;
756    portFormat.nIndex = index;
757    while (true) {
758        if (OMX_ErrorNone != mOMX->getParameter(
759                mNode, OMX_IndexParamVideoPortFormat,
760                &portFormat, sizeof(portFormat))) {
761            break;
762        }
763        // Make sure that omx component does not overwrite
764        // the incremented index (bug 2897413).
765        CHECK_EQ(index, portFormat.nIndex);
766        if (portFormat.eColorFormat == colorFormat) {
767            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
768            return OK;  // colorFormat is supported!
769        }
770        ++index;
771        portFormat.nIndex = index;
772
773        if (index >= kMaxColorFormatSupported) {
774            CODEC_LOGE("More than %ld color formats are supported???", index);
775            break;
776        }
777    }
778
779    CODEC_LOGE("color format %d is not supported", colorFormat);
780    return UNKNOWN_ERROR;
781}
782
783void OMXCodec::setVideoInputFormat(
784        const char *mime, const sp<MetaData>& meta) {
785
786    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
787    bool success = meta->findInt32(kKeyWidth, &width);
788    success = success && meta->findInt32(kKeyHeight, &height);
789    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
790    success = success && meta->findInt32(kKeyBitRate, &bitRate);
791    success = success && meta->findInt32(kKeyStride, &stride);
792    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
793    CHECK(success);
794    CHECK(stride != 0);
795
796    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
797    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
798        compressionFormat = OMX_VIDEO_CodingAVC;
799    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
800        compressionFormat = OMX_VIDEO_CodingMPEG4;
801    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
802        compressionFormat = OMX_VIDEO_CodingH263;
803    } else {
804        ALOGE("Not a supported video mime type: %s", mime);
805        CHECK(!"Should not be here. Not a supported video mime type.");
806    }
807
808    OMX_COLOR_FORMATTYPE colorFormat;
809    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
810
811    status_t err;
812    OMX_PARAM_PORTDEFINITIONTYPE def;
813    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
814
815    //////////////////////// Input port /////////////////////////
816    CHECK_EQ(setVideoPortFormatType(
817            kPortIndexInput, OMX_VIDEO_CodingUnused,
818            colorFormat), (status_t)OK);
819
820    InitOMXParams(&def);
821    def.nPortIndex = kPortIndexInput;
822
823    err = mOMX->getParameter(
824            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
825    CHECK_EQ(err, (status_t)OK);
826
827    def.nBufferSize = getFrameSize(colorFormat,
828            stride > 0? stride: -stride, sliceHeight);
829
830    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
831
832    video_def->nFrameWidth = width;
833    video_def->nFrameHeight = height;
834    video_def->nStride = stride;
835    video_def->nSliceHeight = sliceHeight;
836    video_def->xFramerate = (frameRate << 16);  // Q16 format
837    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
838    video_def->eColorFormat = colorFormat;
839
840    err = mOMX->setParameter(
841            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
842    CHECK_EQ(err, (status_t)OK);
843
844    //////////////////////// Output port /////////////////////////
845    CHECK_EQ(setVideoPortFormatType(
846            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
847            (status_t)OK);
848    InitOMXParams(&def);
849    def.nPortIndex = kPortIndexOutput;
850
851    err = mOMX->getParameter(
852            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
853
854    CHECK_EQ(err, (status_t)OK);
855    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
856
857    video_def->nFrameWidth = width;
858    video_def->nFrameHeight = height;
859    video_def->xFramerate = 0;      // No need for output port
860    video_def->nBitrate = bitRate;  // Q16 format
861    video_def->eCompressionFormat = compressionFormat;
862    video_def->eColorFormat = OMX_COLOR_FormatUnused;
863    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
864        // Increases the output buffer size
865        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
866    }
867
868    err = mOMX->setParameter(
869            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
870    CHECK_EQ(err, (status_t)OK);
871
872    /////////////////// Codec-specific ////////////////////////
873    switch (compressionFormat) {
874        case OMX_VIDEO_CodingMPEG4:
875        {
876            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
877            break;
878        }
879
880        case OMX_VIDEO_CodingH263:
881            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
882            break;
883
884        case OMX_VIDEO_CodingAVC:
885        {
886            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
887            break;
888        }
889
890        default:
891            CHECK(!"Support for this compressionFormat to be implemented.");
892            break;
893    }
894}
895
896static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
897    if (iFramesInterval < 0) {
898        return 0xFFFFFFFF;
899    } else if (iFramesInterval == 0) {
900        return 0;
901    }
902    OMX_U32 ret = frameRate * iFramesInterval;
903    CHECK(ret > 1);
904    return ret;
905}
906
907status_t OMXCodec::setupErrorCorrectionParameters() {
908    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
909    InitOMXParams(&errorCorrectionType);
910    errorCorrectionType.nPortIndex = kPortIndexOutput;
911
912    status_t err = mOMX->getParameter(
913            mNode, OMX_IndexParamVideoErrorCorrection,
914            &errorCorrectionType, sizeof(errorCorrectionType));
915    if (err != OK) {
916        ALOGW("Error correction param query is not supported");
917        return OK;  // Optional feature. Ignore this failure
918    }
919
920    errorCorrectionType.bEnableHEC = OMX_FALSE;
921    errorCorrectionType.bEnableResync = OMX_TRUE;
922    errorCorrectionType.nResynchMarkerSpacing = 256;
923    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
924    errorCorrectionType.bEnableRVLC = OMX_FALSE;
925
926    err = mOMX->setParameter(
927            mNode, OMX_IndexParamVideoErrorCorrection,
928            &errorCorrectionType, sizeof(errorCorrectionType));
929    if (err != OK) {
930        ALOGW("Error correction param configuration is not supported");
931    }
932
933    // Optional feature. Ignore the failure.
934    return OK;
935}
936
937status_t OMXCodec::setupBitRate(int32_t bitRate) {
938    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
939    InitOMXParams(&bitrateType);
940    bitrateType.nPortIndex = kPortIndexOutput;
941
942    status_t err = mOMX->getParameter(
943            mNode, OMX_IndexParamVideoBitrate,
944            &bitrateType, sizeof(bitrateType));
945    CHECK_EQ(err, (status_t)OK);
946
947    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
948    bitrateType.nTargetBitrate = bitRate;
949
950    err = mOMX->setParameter(
951            mNode, OMX_IndexParamVideoBitrate,
952            &bitrateType, sizeof(bitrateType));
953    CHECK_EQ(err, (status_t)OK);
954    return OK;
955}
956
957status_t OMXCodec::getVideoProfileLevel(
958        const sp<MetaData>& meta,
959        const CodecProfileLevel& defaultProfileLevel,
960        CodecProfileLevel &profileLevel) {
961    CODEC_LOGV("Default profile: %ld, level %ld",
962            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
963
964    // Are the default profile and level overwriten?
965    int32_t profile, level;
966    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
967        profile = defaultProfileLevel.mProfile;
968    }
969    if (!meta->findInt32(kKeyVideoLevel, &level)) {
970        level = defaultProfileLevel.mLevel;
971    }
972    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
973
974    // Are the target profile and level supported by the encoder?
975    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
976    InitOMXParams(&param);
977    param.nPortIndex = kPortIndexOutput;
978    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
979        status_t err = mOMX->getParameter(
980                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
981                &param, sizeof(param));
982
983        if (err != OK) break;
984
985        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
986        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
987        CODEC_LOGV("Supported profile: %d, level %d",
988            supportedProfile, supportedLevel);
989
990        if (profile == supportedProfile &&
991            level <= supportedLevel) {
992            // We can further check whether the level is a valid
993            // value; but we will leave that to the omx encoder component
994            // via OMX_SetParameter call.
995            profileLevel.mProfile = profile;
996            profileLevel.mLevel = level;
997            return OK;
998        }
999    }
1000
1001    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
1002            profile, level);
1003    return BAD_VALUE;
1004}
1005
1006status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1007    int32_t iFramesInterval, frameRate, bitRate;
1008    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1009    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1010    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1011    CHECK(success);
1012    OMX_VIDEO_PARAM_H263TYPE h263type;
1013    InitOMXParams(&h263type);
1014    h263type.nPortIndex = kPortIndexOutput;
1015
1016    status_t err = mOMX->getParameter(
1017            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1018    CHECK_EQ(err, (status_t)OK);
1019
1020    h263type.nAllowedPictureTypes =
1021        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1022
1023    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1024    if (h263type.nPFrames == 0) {
1025        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1026    }
1027    h263type.nBFrames = 0;
1028
1029    // Check profile and level parameters
1030    CodecProfileLevel defaultProfileLevel, profileLevel;
1031    defaultProfileLevel.mProfile = h263type.eProfile;
1032    defaultProfileLevel.mLevel = h263type.eLevel;
1033    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1034    if (err != OK) return err;
1035    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1036    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1037
1038    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1039    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1040    h263type.nPictureHeaderRepetition = 0;
1041    h263type.nGOBHeaderInterval = 0;
1042
1043    err = mOMX->setParameter(
1044            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1045    CHECK_EQ(err, (status_t)OK);
1046
1047    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1048    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1049
1050    return OK;
1051}
1052
1053status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1054    int32_t iFramesInterval, frameRate, bitRate;
1055    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1056    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1057    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1058    CHECK(success);
1059    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1060    InitOMXParams(&mpeg4type);
1061    mpeg4type.nPortIndex = kPortIndexOutput;
1062
1063    status_t err = mOMX->getParameter(
1064            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1065    CHECK_EQ(err, (status_t)OK);
1066
1067    mpeg4type.nSliceHeaderSpacing = 0;
1068    mpeg4type.bSVH = OMX_FALSE;
1069    mpeg4type.bGov = OMX_FALSE;
1070
1071    mpeg4type.nAllowedPictureTypes =
1072        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1073
1074    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1075    if (mpeg4type.nPFrames == 0) {
1076        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1077    }
1078    mpeg4type.nBFrames = 0;
1079    mpeg4type.nIDCVLCThreshold = 0;
1080    mpeg4type.bACPred = OMX_TRUE;
1081    mpeg4type.nMaxPacketSize = 256;
1082    mpeg4type.nTimeIncRes = 1000;
1083    mpeg4type.nHeaderExtension = 0;
1084    mpeg4type.bReversibleVLC = OMX_FALSE;
1085
1086    // Check profile and level parameters
1087    CodecProfileLevel defaultProfileLevel, profileLevel;
1088    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1089    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1090    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1091    if (err != OK) return err;
1092    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1093    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1094
1095    err = mOMX->setParameter(
1096            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1097    CHECK_EQ(err, (status_t)OK);
1098
1099    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1100    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1101
1102    return OK;
1103}
1104
1105status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1106    int32_t iFramesInterval, frameRate, bitRate;
1107    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1108    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1109    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1110    CHECK(success);
1111
1112    OMX_VIDEO_PARAM_AVCTYPE h264type;
1113    InitOMXParams(&h264type);
1114    h264type.nPortIndex = kPortIndexOutput;
1115
1116    status_t err = mOMX->getParameter(
1117            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1118    CHECK_EQ(err, (status_t)OK);
1119
1120    h264type.nAllowedPictureTypes =
1121        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1122
1123    // Check profile and level parameters
1124    CodecProfileLevel defaultProfileLevel, profileLevel;
1125    defaultProfileLevel.mProfile = h264type.eProfile;
1126    defaultProfileLevel.mLevel = h264type.eLevel;
1127    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1128    if (err != OK) return err;
1129    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1130    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1131
1132    // FIXME:
1133    // Remove the workaround after the work in done.
1134    if (!strncmp(mComponentName, "OMX.TI.DUCATI1", 14)) {
1135        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1136    }
1137
1138    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1139        h264type.nSliceHeaderSpacing = 0;
1140        h264type.bUseHadamard = OMX_TRUE;
1141        h264type.nRefFrames = 1;
1142        h264type.nBFrames = 0;
1143        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1144        if (h264type.nPFrames == 0) {
1145            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1146        }
1147        h264type.nRefIdx10ActiveMinus1 = 0;
1148        h264type.nRefIdx11ActiveMinus1 = 0;
1149        h264type.bEntropyCodingCABAC = OMX_FALSE;
1150        h264type.bWeightedPPrediction = OMX_FALSE;
1151        h264type.bconstIpred = OMX_FALSE;
1152        h264type.bDirect8x8Inference = OMX_FALSE;
1153        h264type.bDirectSpatialTemporal = OMX_FALSE;
1154        h264type.nCabacInitIdc = 0;
1155    }
1156
1157    if (h264type.nBFrames != 0) {
1158        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1159    }
1160
1161    h264type.bEnableUEP = OMX_FALSE;
1162    h264type.bEnableFMO = OMX_FALSE;
1163    h264type.bEnableASO = OMX_FALSE;
1164    h264type.bEnableRS = OMX_FALSE;
1165    h264type.bFrameMBsOnly = OMX_TRUE;
1166    h264type.bMBAFF = OMX_FALSE;
1167    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1168
1169    if (!strcasecmp("OMX.Nvidia.h264.encoder", mComponentName)) {
1170        h264type.eLevel = OMX_VIDEO_AVCLevelMax;
1171    }
1172
1173    err = mOMX->setParameter(
1174            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1175    CHECK_EQ(err, (status_t)OK);
1176
1177    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1178
1179    return OK;
1180}
1181
1182status_t OMXCodec::setVideoOutputFormat(
1183        const char *mime, OMX_U32 width, OMX_U32 height) {
1184    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1185
1186    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1187    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1188        compressionFormat = OMX_VIDEO_CodingAVC;
1189    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1190        compressionFormat = OMX_VIDEO_CodingMPEG4;
1191    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1192        compressionFormat = OMX_VIDEO_CodingH263;
1193    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VPX, mime)) {
1194        compressionFormat = OMX_VIDEO_CodingVPX;
1195    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1196        compressionFormat = OMX_VIDEO_CodingMPEG2;
1197    } else {
1198        ALOGE("Not a supported video mime type: %s", mime);
1199        CHECK(!"Should not be here. Not a supported video mime type.");
1200    }
1201
1202    status_t err = setVideoPortFormatType(
1203            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1204
1205    if (err != OK) {
1206        return err;
1207    }
1208
1209#if 1
1210    {
1211        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1212        InitOMXParams(&format);
1213        format.nPortIndex = kPortIndexOutput;
1214        format.nIndex = 0;
1215
1216        status_t err = mOMX->getParameter(
1217                mNode, OMX_IndexParamVideoPortFormat,
1218                &format, sizeof(format));
1219        CHECK_EQ(err, (status_t)OK);
1220        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1221
1222        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1223               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1224               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1225               || format.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar
1226               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1227
1228        err = mOMX->setParameter(
1229                mNode, OMX_IndexParamVideoPortFormat,
1230                &format, sizeof(format));
1231
1232        if (err != OK) {
1233            return err;
1234        }
1235    }
1236#endif
1237
1238    OMX_PARAM_PORTDEFINITIONTYPE def;
1239    InitOMXParams(&def);
1240    def.nPortIndex = kPortIndexInput;
1241
1242    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1243
1244    err = mOMX->getParameter(
1245            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1246
1247    CHECK_EQ(err, (status_t)OK);
1248
1249#if 1
1250    // XXX Need a (much) better heuristic to compute input buffer sizes.
1251    const size_t X = 64 * 1024;
1252    if (def.nBufferSize < X) {
1253        def.nBufferSize = X;
1254    }
1255#endif
1256
1257    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1258
1259    video_def->nFrameWidth = width;
1260    video_def->nFrameHeight = height;
1261
1262    video_def->eCompressionFormat = compressionFormat;
1263    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1264
1265    err = mOMX->setParameter(
1266            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1267
1268    if (err != OK) {
1269        return err;
1270    }
1271
1272    ////////////////////////////////////////////////////////////////////////////
1273
1274    InitOMXParams(&def);
1275    def.nPortIndex = kPortIndexOutput;
1276
1277    err = mOMX->getParameter(
1278            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1279    CHECK_EQ(err, (status_t)OK);
1280    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1281
1282#if 0
1283    def.nBufferSize =
1284        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1285#endif
1286
1287    video_def->nFrameWidth = width;
1288    video_def->nFrameHeight = height;
1289
1290    err = mOMX->setParameter(
1291            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1292
1293    return err;
1294}
1295
1296OMXCodec::OMXCodec(
1297        const sp<IOMX> &omx, IOMX::node_id node,
1298        uint32_t quirks, uint32_t flags,
1299        bool isEncoder,
1300        const char *mime,
1301        const char *componentName,
1302        const sp<MediaSource> &source,
1303        const sp<ANativeWindow> &nativeWindow)
1304    : mOMX(omx),
1305      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1306      mNode(node),
1307      mQuirks(quirks),
1308      mFlags(flags),
1309      mIsEncoder(isEncoder),
1310      mIsVideo(!strncasecmp("video/", mime, 6)),
1311      mMIME(strdup(mime)),
1312      mComponentName(strdup(componentName)),
1313      mSource(source),
1314      mCodecSpecificDataIndex(0),
1315      mState(LOADED),
1316      mInitialBufferSubmit(true),
1317      mSignalledEOS(false),
1318      mNoMoreOutputData(false),
1319      mOutputPortSettingsHaveChanged(false),
1320      mSeekTimeUs(-1),
1321      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1322      mTargetTimeUs(-1),
1323      mOutputPortSettingsChangedPending(false),
1324      mSkipCutBuffer(NULL),
1325      mLeftOverBuffer(NULL),
1326      mPaused(false),
1327      mNativeWindow(
1328              (!strncmp(componentName, "OMX.google.", 11)
1329              || !strcmp(componentName, "OMX.Nvidia.mpeg2v.decode"))
1330                        ? NULL : nativeWindow) {
1331    mPortStatus[kPortIndexInput] = ENABLED;
1332    mPortStatus[kPortIndexOutput] = ENABLED;
1333
1334    setComponentRole();
1335}
1336
1337// static
1338void OMXCodec::setComponentRole(
1339        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1340        const char *mime) {
1341    struct MimeToRole {
1342        const char *mime;
1343        const char *decoderRole;
1344        const char *encoderRole;
1345    };
1346
1347    static const MimeToRole kMimeToRole[] = {
1348        { MEDIA_MIMETYPE_AUDIO_MPEG,
1349            "audio_decoder.mp3", "audio_encoder.mp3" },
1350        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1351            "audio_decoder.mp1", "audio_encoder.mp1" },
1352        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1353            "audio_decoder.mp2", "audio_encoder.mp2" },
1354        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1355            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1356        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1357            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1358        { MEDIA_MIMETYPE_AUDIO_AAC,
1359            "audio_decoder.aac", "audio_encoder.aac" },
1360        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1361            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1362        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1363            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1364        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1365            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1366        { MEDIA_MIMETYPE_VIDEO_AVC,
1367            "video_decoder.avc", "video_encoder.avc" },
1368        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1369            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1370        { MEDIA_MIMETYPE_VIDEO_H263,
1371            "video_decoder.h263", "video_encoder.h263" },
1372        { MEDIA_MIMETYPE_VIDEO_VPX,
1373            "video_decoder.vpx", "video_encoder.vpx" },
1374        { MEDIA_MIMETYPE_AUDIO_RAW,
1375            "audio_decoder.raw", "audio_encoder.raw" },
1376    };
1377
1378    static const size_t kNumMimeToRole =
1379        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1380
1381    size_t i;
1382    for (i = 0; i < kNumMimeToRole; ++i) {
1383        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1384            break;
1385        }
1386    }
1387
1388    if (i == kNumMimeToRole) {
1389        return;
1390    }
1391
1392    const char *role =
1393        isEncoder ? kMimeToRole[i].encoderRole
1394                  : kMimeToRole[i].decoderRole;
1395
1396    if (role != NULL) {
1397        OMX_PARAM_COMPONENTROLETYPE roleParams;
1398        InitOMXParams(&roleParams);
1399
1400        strncpy((char *)roleParams.cRole,
1401                role, OMX_MAX_STRINGNAME_SIZE - 1);
1402
1403        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1404
1405        status_t err = omx->setParameter(
1406                node, OMX_IndexParamStandardComponentRole,
1407                &roleParams, sizeof(roleParams));
1408
1409        if (err != OK) {
1410            ALOGW("Failed to set standard component role '%s'.", role);
1411        }
1412    }
1413}
1414
1415void OMXCodec::setComponentRole() {
1416    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1417}
1418
1419OMXCodec::~OMXCodec() {
1420    mSource.clear();
1421
1422    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1423
1424    status_t err = mOMX->freeNode(mNode);
1425    CHECK_EQ(err, (status_t)OK);
1426
1427    mNode = NULL;
1428    setState(DEAD);
1429
1430    clearCodecSpecificData();
1431
1432    free(mComponentName);
1433    mComponentName = NULL;
1434
1435    free(mMIME);
1436    mMIME = NULL;
1437}
1438
1439status_t OMXCodec::init() {
1440    // mLock is held.
1441
1442    CHECK_EQ((int)mState, (int)LOADED);
1443
1444    status_t err;
1445    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1446        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1447        CHECK_EQ(err, (status_t)OK);
1448        setState(LOADED_TO_IDLE);
1449    }
1450
1451    err = allocateBuffers();
1452    if (err != (status_t)OK) {
1453        return err;
1454    }
1455
1456    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1457        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1458        CHECK_EQ(err, (status_t)OK);
1459
1460        setState(LOADED_TO_IDLE);
1461    }
1462
1463    while (mState != EXECUTING && mState != ERROR) {
1464        mAsyncCompletion.wait(mLock);
1465    }
1466
1467    return mState == ERROR ? UNKNOWN_ERROR : OK;
1468}
1469
1470// static
1471bool OMXCodec::isIntermediateState(State state) {
1472    return state == LOADED_TO_IDLE
1473        || state == IDLE_TO_EXECUTING
1474        || state == EXECUTING_TO_IDLE
1475        || state == IDLE_TO_LOADED
1476        || state == RECONFIGURING;
1477}
1478
1479status_t OMXCodec::allocateBuffers() {
1480    status_t err = allocateBuffersOnPort(kPortIndexInput);
1481
1482    if (err != OK) {
1483        return err;
1484    }
1485
1486    return allocateBuffersOnPort(kPortIndexOutput);
1487}
1488
1489status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1490    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1491        return allocateOutputBuffersFromNativeWindow();
1492    }
1493
1494    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1495        ALOGE("protected output buffers must be stent to an ANativeWindow");
1496        return PERMISSION_DENIED;
1497    }
1498
1499    status_t err = OK;
1500    if ((mFlags & kStoreMetaDataInVideoBuffers)
1501            && portIndex == kPortIndexInput) {
1502        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1503        if (err != OK) {
1504            ALOGE("Storing meta data in video buffers is not supported");
1505            return err;
1506        }
1507    }
1508
1509    OMX_PARAM_PORTDEFINITIONTYPE def;
1510    InitOMXParams(&def);
1511    def.nPortIndex = portIndex;
1512
1513    err = mOMX->getParameter(
1514            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1515
1516    if (err != OK) {
1517        return err;
1518    }
1519
1520    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1521            def.nBufferCountActual, def.nBufferSize,
1522            portIndex == kPortIndexInput ? "input" : "output");
1523
1524    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1525    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1526
1527    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1528        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1529        CHECK(mem.get() != NULL);
1530
1531        BufferInfo info;
1532        info.mData = NULL;
1533        info.mSize = def.nBufferSize;
1534
1535        IOMX::buffer_id buffer;
1536        if (portIndex == kPortIndexInput
1537                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1538                    || (mFlags & kUseSecureInputBuffers))) {
1539            if (mOMXLivesLocally) {
1540                mem.clear();
1541
1542                err = mOMX->allocateBuffer(
1543                        mNode, portIndex, def.nBufferSize, &buffer,
1544                        &info.mData);
1545            } else {
1546                err = mOMX->allocateBufferWithBackup(
1547                        mNode, portIndex, mem, &buffer);
1548            }
1549        } else if (portIndex == kPortIndexOutput
1550                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1551            if (mOMXLivesLocally) {
1552                mem.clear();
1553
1554                err = mOMX->allocateBuffer(
1555                        mNode, portIndex, def.nBufferSize, &buffer,
1556                        &info.mData);
1557            } else {
1558                err = mOMX->allocateBufferWithBackup(
1559                        mNode, portIndex, mem, &buffer);
1560            }
1561        } else {
1562            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1563        }
1564
1565        if (err != OK) {
1566            ALOGE("allocate_buffer_with_backup failed");
1567            return err;
1568        }
1569
1570        if (mem != NULL) {
1571            info.mData = mem->pointer();
1572        }
1573
1574        info.mBuffer = buffer;
1575        info.mStatus = OWNED_BY_US;
1576        info.mMem = mem;
1577        info.mMediaBuffer = NULL;
1578
1579        if (portIndex == kPortIndexOutput) {
1580            if (!(mOMXLivesLocally
1581                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1582                        && (mQuirks & kDefersOutputBufferAllocation))) {
1583                // If the node does not fill in the buffer ptr at this time,
1584                // we will defer creating the MediaBuffer until receiving
1585                // the first FILL_BUFFER_DONE notification instead.
1586                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1587                info.mMediaBuffer->setObserver(this);
1588            }
1589        }
1590
1591        mPortBuffers[portIndex].push(info);
1592
1593        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1594             portIndex == kPortIndexInput ? "input" : "output");
1595    }
1596
1597    if (portIndex == kPortIndexOutput) {
1598
1599        sp<MetaData> meta = mSource->getFormat();
1600        int32_t delay = 0;
1601        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1602            delay = 0;
1603        }
1604        int32_t padding = 0;
1605        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1606            padding = 0;
1607        }
1608        int32_t numchannels = 0;
1609        if (delay + padding) {
1610            if (mOutputFormat->findInt32(kKeyChannelCount, &numchannels)) {
1611                size_t frameSize = numchannels * sizeof(int16_t);
1612                if (mSkipCutBuffer != NULL) {
1613                    size_t prevbuffersize = mSkipCutBuffer->size();
1614                    if (prevbuffersize != 0) {
1615                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1616                    }
1617                }
1618                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1619            }
1620        }
1621    }
1622
1623    // dumpPortStatus(portIndex);
1624
1625    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1626        Vector<MediaBuffer *> buffers;
1627        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1628            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1629
1630            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1631            buffers.push(mbuf);
1632        }
1633
1634        status_t err = mSource->setBuffers(buffers);
1635
1636        if (err != OK) {
1637            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1638                buffers.editItemAt(i)->release();
1639            }
1640            buffers.clear();
1641
1642            CODEC_LOGE(
1643                    "Codec requested to use secure input buffers but "
1644                    "upstream source didn't support that.");
1645
1646            return err;
1647        }
1648    }
1649
1650    return OK;
1651}
1652
1653status_t OMXCodec::applyRotation() {
1654    sp<MetaData> meta = mSource->getFormat();
1655
1656    int32_t rotationDegrees;
1657    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1658        rotationDegrees = 0;
1659    }
1660
1661    uint32_t transform;
1662    switch (rotationDegrees) {
1663        case 0: transform = 0; break;
1664        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1665        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1666        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1667        default: transform = 0; break;
1668    }
1669
1670    status_t err = OK;
1671
1672    if (transform) {
1673        err = native_window_set_buffers_transform(
1674                mNativeWindow.get(), transform);
1675    }
1676
1677    return err;
1678}
1679
1680status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1681    // Get the number of buffers needed.
1682    OMX_PARAM_PORTDEFINITIONTYPE def;
1683    InitOMXParams(&def);
1684    def.nPortIndex = kPortIndexOutput;
1685
1686    status_t err = mOMX->getParameter(
1687            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1688    if (err != OK) {
1689        return err;
1690    }
1691
1692    err = native_window_set_scaling_mode(mNativeWindow.get(),
1693            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1694
1695    if (err != OK) {
1696        return err;
1697    }
1698
1699    err = native_window_set_buffers_geometry(
1700            mNativeWindow.get(),
1701            def.format.video.nFrameWidth,
1702            def.format.video.nFrameHeight,
1703            def.format.video.eColorFormat);
1704
1705    if (err != 0) {
1706        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1707                strerror(-err), -err);
1708        return err;
1709    }
1710
1711    err = applyRotation();
1712    if (err != OK) {
1713        return err;
1714    }
1715
1716    // Set up the native window.
1717    OMX_U32 usage = 0;
1718    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1719    if (err != 0) {
1720        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1721        // XXX: Currently this error is logged, but not fatal.
1722        usage = 0;
1723    }
1724    if (mFlags & kEnableGrallocUsageProtected) {
1725        usage |= GRALLOC_USAGE_PROTECTED;
1726    }
1727
1728    // Make sure to check whether either Stagefright or the video decoder
1729    // requested protected buffers.
1730    if (usage & GRALLOC_USAGE_PROTECTED) {
1731        // Verify that the ANativeWindow sends images directly to
1732        // SurfaceFlinger.
1733        int queuesToNativeWindow = 0;
1734        err = mNativeWindow->query(
1735                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1736                &queuesToNativeWindow);
1737        if (err != 0) {
1738            ALOGE("error authenticating native window: %d", err);
1739            return err;
1740        }
1741        if (queuesToNativeWindow != 1) {
1742            ALOGE("native window could not be authenticated");
1743            return PERMISSION_DENIED;
1744        }
1745    }
1746
1747    ALOGV("native_window_set_usage usage=0x%lx", usage);
1748    err = native_window_set_usage(
1749            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1750    if (err != 0) {
1751        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1752        return err;
1753    }
1754
1755    int minUndequeuedBufs = 0;
1756    err = mNativeWindow->query(mNativeWindow.get(),
1757            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1758    if (err != 0) {
1759        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1760                strerror(-err), -err);
1761        return err;
1762    }
1763
1764    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1765    // buffer counts refer to - how do they account for the renderer holding on
1766    // to buffers?
1767    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1768        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1769        def.nBufferCountActual = newBufferCount;
1770        err = mOMX->setParameter(
1771                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1772        if (err != OK) {
1773            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1774                    newBufferCount, err);
1775            return err;
1776        }
1777    }
1778
1779    err = native_window_set_buffer_count(
1780            mNativeWindow.get(), def.nBufferCountActual);
1781    if (err != 0) {
1782        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1783                -err);
1784        return err;
1785    }
1786
1787    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1788            "output port", def.nBufferCountActual, def.nBufferSize);
1789
1790    // Dequeue buffers and send them to OMX
1791    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1792        ANativeWindowBuffer* buf;
1793        err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &buf);
1794        if (err != 0) {
1795            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1796            break;
1797        }
1798
1799        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1800        BufferInfo info;
1801        info.mData = NULL;
1802        info.mSize = def.nBufferSize;
1803        info.mStatus = OWNED_BY_US;
1804        info.mMem = NULL;
1805        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1806        info.mMediaBuffer->setObserver(this);
1807        mPortBuffers[kPortIndexOutput].push(info);
1808
1809        IOMX::buffer_id bufferId;
1810        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1811                &bufferId);
1812        if (err != 0) {
1813            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1814                    "failed: %d", err);
1815            break;
1816        }
1817
1818        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1819
1820        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1821                bufferId, graphicBuffer.get());
1822    }
1823
1824    OMX_U32 cancelStart;
1825    OMX_U32 cancelEnd;
1826    if (err != 0) {
1827        // If an error occurred while dequeuing we need to cancel any buffers
1828        // that were dequeued.
1829        cancelStart = 0;
1830        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1831    } else {
1832        // Return the last two buffers to the native window.
1833        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1834        cancelEnd = def.nBufferCountActual;
1835    }
1836
1837    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1838        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1839        cancelBufferToNativeWindow(info);
1840    }
1841
1842    return err;
1843}
1844
1845status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1846    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1847    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1848    int err = mNativeWindow->cancelBuffer(
1849        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get());
1850    if (err != 0) {
1851      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1852
1853      setState(ERROR);
1854      return err;
1855    }
1856    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1857    return OK;
1858}
1859
1860OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1861    // Dequeue the next buffer from the native window.
1862    ANativeWindowBuffer* buf;
1863    int err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &buf);
1864    if (err != 0) {
1865      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1866
1867      setState(ERROR);
1868      return 0;
1869    }
1870
1871    // Determine which buffer we just dequeued.
1872    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1873    BufferInfo *bufInfo = 0;
1874    for (size_t i = 0; i < buffers->size(); i++) {
1875      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1876          mMediaBuffer->graphicBuffer();
1877      if (graphicBuffer->handle == buf->handle) {
1878        bufInfo = &buffers->editItemAt(i);
1879        break;
1880      }
1881    }
1882
1883    if (bufInfo == 0) {
1884        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1885
1886        setState(ERROR);
1887        return 0;
1888    }
1889
1890    // The native window no longer owns the buffer.
1891    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1892    bufInfo->mStatus = OWNED_BY_US;
1893
1894    return bufInfo;
1895}
1896
1897status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1898    status_t err = NO_ERROR;
1899    ANativeWindowBuffer* anb = NULL;
1900    int numBufs = 0;
1901    int minUndequeuedBufs = 0;
1902
1903    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1904    // no frames get dropped by SurfaceFlinger assuming that these are video
1905    // frames.
1906    err = native_window_api_disconnect(mNativeWindow.get(),
1907            NATIVE_WINDOW_API_MEDIA);
1908    if (err != NO_ERROR) {
1909        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1910                strerror(-err), -err);
1911        return err;
1912    }
1913
1914    err = native_window_api_connect(mNativeWindow.get(),
1915            NATIVE_WINDOW_API_CPU);
1916    if (err != NO_ERROR) {
1917        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1918                strerror(-err), -err);
1919        return err;
1920    }
1921
1922    err = native_window_set_scaling_mode(mNativeWindow.get(),
1923            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1924    if (err != NO_ERROR) {
1925        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1926                strerror(-err), -err);
1927        goto error;
1928    }
1929
1930    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1931            HAL_PIXEL_FORMAT_RGBX_8888);
1932    if (err != NO_ERROR) {
1933        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1934                strerror(-err), -err);
1935        goto error;
1936    }
1937
1938    err = native_window_set_usage(mNativeWindow.get(),
1939            GRALLOC_USAGE_SW_WRITE_OFTEN);
1940    if (err != NO_ERROR) {
1941        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1942                strerror(-err), -err);
1943        goto error;
1944    }
1945
1946    err = mNativeWindow->query(mNativeWindow.get(),
1947            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1948    if (err != NO_ERROR) {
1949        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1950                "failed: %s (%d)", strerror(-err), -err);
1951        goto error;
1952    }
1953
1954    numBufs = minUndequeuedBufs + 1;
1955    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1956    if (err != NO_ERROR) {
1957        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1958                strerror(-err), -err);
1959        goto error;
1960    }
1961
1962    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1963    // buffer twice.  This should guarantee that the buffer has been displayed
1964    // on the screen and then been replaced, so an previous video frames are
1965    // guaranteed NOT to be currently displayed.
1966    for (int i = 0; i < numBufs + 1; i++) {
1967        err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &anb);
1968        if (err != NO_ERROR) {
1969            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1970                    strerror(-err), -err);
1971            goto error;
1972        }
1973
1974        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
1975        err = mNativeWindow->lockBuffer(mNativeWindow.get(),
1976                buf->getNativeBuffer());
1977        if (err != NO_ERROR) {
1978            ALOGE("error pushing blank frames: lockBuffer failed: %s (%d)",
1979                    strerror(-err), -err);
1980            goto error;
1981        }
1982
1983        // Fill the buffer with the a 1x1 checkerboard pattern ;)
1984        uint32_t* img = NULL;
1985        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
1986        if (err != NO_ERROR) {
1987            ALOGE("error pushing blank frames: lock failed: %s (%d)",
1988                    strerror(-err), -err);
1989            goto error;
1990        }
1991
1992        *img = 0;
1993
1994        err = buf->unlock();
1995        if (err != NO_ERROR) {
1996            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
1997                    strerror(-err), -err);
1998            goto error;
1999        }
2000
2001        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
2002                buf->getNativeBuffer());
2003        if (err != NO_ERROR) {
2004            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
2005                    strerror(-err), -err);
2006            goto error;
2007        }
2008
2009        anb = NULL;
2010    }
2011
2012error:
2013
2014    if (err != NO_ERROR) {
2015        // Clean up after an error.
2016        if (anb != NULL) {
2017            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb);
2018        }
2019
2020        native_window_api_disconnect(mNativeWindow.get(),
2021                NATIVE_WINDOW_API_CPU);
2022        native_window_api_connect(mNativeWindow.get(),
2023                NATIVE_WINDOW_API_MEDIA);
2024
2025        return err;
2026    } else {
2027        // Clean up after success.
2028        err = native_window_api_disconnect(mNativeWindow.get(),
2029                NATIVE_WINDOW_API_CPU);
2030        if (err != NO_ERROR) {
2031            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2032                    strerror(-err), -err);
2033            return err;
2034        }
2035
2036        err = native_window_api_connect(mNativeWindow.get(),
2037                NATIVE_WINDOW_API_MEDIA);
2038        if (err != NO_ERROR) {
2039            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2040                    strerror(-err), -err);
2041            return err;
2042        }
2043
2044        return NO_ERROR;
2045    }
2046}
2047
2048int64_t OMXCodec::getDecodingTimeUs() {
2049    CHECK(mIsEncoder && mIsVideo);
2050
2051    if (mDecodingTimeList.empty()) {
2052        CHECK(mSignalledEOS || mNoMoreOutputData);
2053        // No corresponding input frame available.
2054        // This could happen when EOS is reached.
2055        return 0;
2056    }
2057
2058    List<int64_t>::iterator it = mDecodingTimeList.begin();
2059    int64_t timeUs = *it;
2060    mDecodingTimeList.erase(it);
2061    return timeUs;
2062}
2063
2064void OMXCodec::on_message(const omx_message &msg) {
2065    if (mState == ERROR) {
2066        ALOGW("Dropping OMX message - we're in ERROR state.");
2067        return;
2068    }
2069
2070    switch (msg.type) {
2071        case omx_message::EVENT:
2072        {
2073            onEvent(
2074                 msg.u.event_data.event, msg.u.event_data.data1,
2075                 msg.u.event_data.data2);
2076
2077            break;
2078        }
2079
2080        case omx_message::EMPTY_BUFFER_DONE:
2081        {
2082            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2083
2084            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2085
2086            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2087            size_t i = 0;
2088            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2089                ++i;
2090            }
2091
2092            CHECK(i < buffers->size());
2093            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2094                ALOGW("We already own input buffer %p, yet received "
2095                     "an EMPTY_BUFFER_DONE.", buffer);
2096            }
2097
2098            BufferInfo* info = &buffers->editItemAt(i);
2099            info->mStatus = OWNED_BY_US;
2100
2101            // Buffer could not be released until empty buffer done is called.
2102            if (info->mMediaBuffer != NULL) {
2103                if (mIsEncoder &&
2104                    (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2105                    // If zero-copy mode is enabled this will send the
2106                    // input buffer back to the upstream source.
2107                    restorePatchedDataPointer(info);
2108                }
2109
2110                info->mMediaBuffer->release();
2111                info->mMediaBuffer = NULL;
2112            }
2113
2114            if (mPortStatus[kPortIndexInput] == DISABLING) {
2115                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2116
2117                status_t err = freeBuffer(kPortIndexInput, i);
2118                CHECK_EQ(err, (status_t)OK);
2119            } else if (mState != ERROR
2120                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2121                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2122
2123                if (mFlags & kUseSecureInputBuffers) {
2124                    drainAnyInputBuffer();
2125                } else {
2126                    drainInputBuffer(&buffers->editItemAt(i));
2127                }
2128            }
2129            break;
2130        }
2131
2132        case omx_message::FILL_BUFFER_DONE:
2133        {
2134            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2135            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2136
2137            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2138                 buffer,
2139                 msg.u.extended_buffer_data.range_length,
2140                 flags,
2141                 msg.u.extended_buffer_data.timestamp,
2142                 msg.u.extended_buffer_data.timestamp / 1E6);
2143
2144            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2145            size_t i = 0;
2146            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2147                ++i;
2148            }
2149
2150            CHECK(i < buffers->size());
2151            BufferInfo *info = &buffers->editItemAt(i);
2152
2153            if (info->mStatus != OWNED_BY_COMPONENT) {
2154                ALOGW("We already own output buffer %p, yet received "
2155                     "a FILL_BUFFER_DONE.", buffer);
2156            }
2157
2158            info->mStatus = OWNED_BY_US;
2159
2160            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2161                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2162
2163                status_t err = freeBuffer(kPortIndexOutput, i);
2164                CHECK_EQ(err, (status_t)OK);
2165
2166#if 0
2167            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2168                       && (flags & OMX_BUFFERFLAG_EOS)) {
2169                CODEC_LOGV("No more output data.");
2170                mNoMoreOutputData = true;
2171                mBufferFilled.signal();
2172#endif
2173            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2174                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2175
2176                if (info->mMediaBuffer == NULL) {
2177                    CHECK(mOMXLivesLocally);
2178                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2179                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2180
2181                    // The qcom video decoders on Nexus don't actually allocate
2182                    // output buffer memory on a call to OMX_AllocateBuffer
2183                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2184                    // structure is only filled in later.
2185
2186                    info->mMediaBuffer = new MediaBuffer(
2187                            msg.u.extended_buffer_data.data_ptr,
2188                            info->mSize);
2189                    info->mMediaBuffer->setObserver(this);
2190                }
2191
2192                MediaBuffer *buffer = info->mMediaBuffer;
2193                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2194
2195                if (!isGraphicBuffer
2196                    && msg.u.extended_buffer_data.range_offset
2197                        + msg.u.extended_buffer_data.range_length
2198                            > buffer->size()) {
2199                    CODEC_LOGE(
2200                            "Codec lied about its buffer size requirements, "
2201                            "sending a buffer larger than the originally "
2202                            "advertised size in FILL_BUFFER_DONE!");
2203                }
2204                buffer->set_range(
2205                        msg.u.extended_buffer_data.range_offset,
2206                        msg.u.extended_buffer_data.range_length);
2207
2208                buffer->meta_data()->clear();
2209
2210                buffer->meta_data()->setInt64(
2211                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2212
2213                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2214                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2215                }
2216                bool isCodecSpecific = false;
2217                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2218                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2219                    isCodecSpecific = true;
2220                }
2221
2222                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2223                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2224                }
2225
2226                buffer->meta_data()->setPointer(
2227                        kKeyPlatformPrivate,
2228                        msg.u.extended_buffer_data.platform_private);
2229
2230                buffer->meta_data()->setPointer(
2231                        kKeyBufferID,
2232                        msg.u.extended_buffer_data.buffer);
2233
2234                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2235                    CODEC_LOGV("No more output data.");
2236                    mNoMoreOutputData = true;
2237                }
2238
2239                if (mIsEncoder && mIsVideo) {
2240                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2241                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2242                }
2243
2244                if (mTargetTimeUs >= 0) {
2245                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2246
2247                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2248                        CODEC_LOGV(
2249                                "skipping output buffer at timestamp %lld us",
2250                                msg.u.extended_buffer_data.timestamp);
2251
2252                        fillOutputBuffer(info);
2253                        break;
2254                    }
2255
2256                    CODEC_LOGV(
2257                            "returning output buffer at target timestamp "
2258                            "%lld us",
2259                            msg.u.extended_buffer_data.timestamp);
2260
2261                    mTargetTimeUs = -1;
2262                }
2263
2264                mFilledBuffers.push_back(i);
2265                mBufferFilled.signal();
2266                if (mIsEncoder) {
2267                    sched_yield();
2268                }
2269            }
2270
2271            break;
2272        }
2273
2274        default:
2275        {
2276            CHECK(!"should not be here.");
2277            break;
2278        }
2279    }
2280}
2281
2282// Has the format changed in any way that the client would have to be aware of?
2283static bool formatHasNotablyChanged(
2284        const sp<MetaData> &from, const sp<MetaData> &to) {
2285    if (from.get() == NULL && to.get() == NULL) {
2286        return false;
2287    }
2288
2289    if ((from.get() == NULL && to.get() != NULL)
2290        || (from.get() != NULL && to.get() == NULL)) {
2291        return true;
2292    }
2293
2294    const char *mime_from, *mime_to;
2295    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2296    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2297
2298    if (strcasecmp(mime_from, mime_to)) {
2299        return true;
2300    }
2301
2302    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2303        int32_t colorFormat_from, colorFormat_to;
2304        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2305        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2306
2307        if (colorFormat_from != colorFormat_to) {
2308            return true;
2309        }
2310
2311        int32_t width_from, width_to;
2312        CHECK(from->findInt32(kKeyWidth, &width_from));
2313        CHECK(to->findInt32(kKeyWidth, &width_to));
2314
2315        if (width_from != width_to) {
2316            return true;
2317        }
2318
2319        int32_t height_from, height_to;
2320        CHECK(from->findInt32(kKeyHeight, &height_from));
2321        CHECK(to->findInt32(kKeyHeight, &height_to));
2322
2323        if (height_from != height_to) {
2324            return true;
2325        }
2326
2327        int32_t left_from, top_from, right_from, bottom_from;
2328        CHECK(from->findRect(
2329                    kKeyCropRect,
2330                    &left_from, &top_from, &right_from, &bottom_from));
2331
2332        int32_t left_to, top_to, right_to, bottom_to;
2333        CHECK(to->findRect(
2334                    kKeyCropRect,
2335                    &left_to, &top_to, &right_to, &bottom_to));
2336
2337        if (left_to != left_from || top_to != top_from
2338                || right_to != right_from || bottom_to != bottom_from) {
2339            return true;
2340        }
2341    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2342        int32_t numChannels_from, numChannels_to;
2343        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2344        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2345
2346        if (numChannels_from != numChannels_to) {
2347            return true;
2348        }
2349
2350        int32_t sampleRate_from, sampleRate_to;
2351        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2352        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2353
2354        if (sampleRate_from != sampleRate_to) {
2355            return true;
2356        }
2357    }
2358
2359    return false;
2360}
2361
2362void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2363    switch (event) {
2364        case OMX_EventCmdComplete:
2365        {
2366            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2367            break;
2368        }
2369
2370        case OMX_EventError:
2371        {
2372            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2373
2374            setState(ERROR);
2375            break;
2376        }
2377
2378        case OMX_EventPortSettingsChanged:
2379        {
2380            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2381                       data1, data2);
2382
2383            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2384                // There is no need to check whether mFilledBuffers is empty or not
2385                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2386                // the output buffers.
2387                if (data1 == kPortIndexOutput) {
2388                    CHECK(mFilledBuffers.empty());
2389                }
2390                onPortSettingsChanged(data1);
2391            } else if (data1 == kPortIndexOutput &&
2392                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2393                         data2 == OMX_IndexConfigCommonScale)) {
2394
2395                sp<MetaData> oldOutputFormat = mOutputFormat;
2396                initOutputFormat(mSource->getFormat());
2397
2398                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2399                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2400                    mOutputPortSettingsHaveChanged = true;
2401
2402                } else if (data2 == OMX_IndexConfigCommonScale) {
2403                    OMX_CONFIG_SCALEFACTORTYPE scale;
2404                    InitOMXParams(&scale);
2405                    scale.nPortIndex = kPortIndexOutput;
2406
2407                    // Change display dimension only when necessary.
2408                    if (OK == mOMX->getConfig(
2409                                        mNode,
2410                                        OMX_IndexConfigCommonScale,
2411                                        &scale, sizeof(scale))) {
2412                        int32_t left, top, right, bottom;
2413                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2414                                                      &left, &top,
2415                                                      &right, &bottom));
2416
2417                        // The scale is in 16.16 format.
2418                        // scale 1.0 = 0x010000. When there is no
2419                        // need to change the display, skip it.
2420                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2421                                scale.xWidth, scale.xHeight);
2422
2423                        if (scale.xWidth != 0x010000) {
2424                            mOutputFormat->setInt32(kKeyDisplayWidth,
2425                                    ((right - left +  1) * scale.xWidth)  >> 16);
2426                            mOutputPortSettingsHaveChanged = true;
2427                        }
2428
2429                        if (scale.xHeight != 0x010000) {
2430                            mOutputFormat->setInt32(kKeyDisplayHeight,
2431                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2432                            mOutputPortSettingsHaveChanged = true;
2433                        }
2434                    }
2435                }
2436            }
2437            break;
2438        }
2439
2440#if 0
2441        case OMX_EventBufferFlag:
2442        {
2443            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2444
2445            if (data1 == kPortIndexOutput) {
2446                mNoMoreOutputData = true;
2447            }
2448            break;
2449        }
2450#endif
2451
2452        default:
2453        {
2454            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2455            break;
2456        }
2457    }
2458}
2459
2460void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2461    switch (cmd) {
2462        case OMX_CommandStateSet:
2463        {
2464            onStateChange((OMX_STATETYPE)data);
2465            break;
2466        }
2467
2468        case OMX_CommandPortDisable:
2469        {
2470            OMX_U32 portIndex = data;
2471            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2472
2473            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2474            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2475            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2476
2477            mPortStatus[portIndex] = DISABLED;
2478
2479            if (mState == RECONFIGURING) {
2480                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2481
2482                sp<MetaData> oldOutputFormat = mOutputFormat;
2483                initOutputFormat(mSource->getFormat());
2484
2485                // Don't notify clients if the output port settings change
2486                // wasn't of importance to them, i.e. it may be that just the
2487                // number of buffers has changed and nothing else.
2488                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2489                if (!mOutputPortSettingsHaveChanged) {
2490                    mOutputPortSettingsHaveChanged = formatChanged;
2491                }
2492
2493                status_t err = enablePortAsync(portIndex);
2494                if (err != OK) {
2495                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2496                    setState(ERROR);
2497                } else {
2498                    err = allocateBuffersOnPort(portIndex);
2499                    if (err != OK) {
2500                        CODEC_LOGE("allocateBuffersOnPort failed (err = %d)", err);
2501                        setState(ERROR);
2502                    }
2503                }
2504            }
2505            break;
2506        }
2507
2508        case OMX_CommandPortEnable:
2509        {
2510            OMX_U32 portIndex = data;
2511            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2512
2513            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2514            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2515
2516            mPortStatus[portIndex] = ENABLED;
2517
2518            if (mState == RECONFIGURING) {
2519                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2520
2521                setState(EXECUTING);
2522
2523                fillOutputBuffers();
2524            }
2525            break;
2526        }
2527
2528        case OMX_CommandFlush:
2529        {
2530            OMX_U32 portIndex = data;
2531
2532            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2533
2534            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2535            mPortStatus[portIndex] = ENABLED;
2536
2537            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2538                     mPortBuffers[portIndex].size());
2539
2540            if (mSkipCutBuffer != NULL && mPortStatus[kPortIndexOutput] == ENABLED) {
2541                mSkipCutBuffer->clear();
2542            }
2543
2544            if (mState == RECONFIGURING) {
2545                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2546
2547                disablePortAsync(portIndex);
2548            } else if (mState == EXECUTING_TO_IDLE) {
2549                if (mPortStatus[kPortIndexInput] == ENABLED
2550                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2551                    CODEC_LOGV("Finished flushing both ports, now completing "
2552                         "transition from EXECUTING to IDLE.");
2553
2554                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2555                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2556
2557                    status_t err =
2558                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2559                    CHECK_EQ(err, (status_t)OK);
2560                }
2561            } else {
2562                // We're flushing both ports in preparation for seeking.
2563
2564                if (mPortStatus[kPortIndexInput] == ENABLED
2565                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2566                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2567                         " seek-time.");
2568
2569                    // We implicitly resume pulling on our upstream source.
2570                    mPaused = false;
2571
2572                    drainInputBuffers();
2573                    fillOutputBuffers();
2574                }
2575
2576                if (mOutputPortSettingsChangedPending) {
2577                    CODEC_LOGV(
2578                            "Honoring deferred output port settings change.");
2579
2580                    mOutputPortSettingsChangedPending = false;
2581                    onPortSettingsChanged(kPortIndexOutput);
2582                }
2583            }
2584
2585            break;
2586        }
2587
2588        default:
2589        {
2590            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2591            break;
2592        }
2593    }
2594}
2595
2596void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2597    CODEC_LOGV("onStateChange %d", newState);
2598
2599    switch (newState) {
2600        case OMX_StateIdle:
2601        {
2602            CODEC_LOGV("Now Idle.");
2603            if (mState == LOADED_TO_IDLE) {
2604                status_t err = mOMX->sendCommand(
2605                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2606
2607                CHECK_EQ(err, (status_t)OK);
2608
2609                setState(IDLE_TO_EXECUTING);
2610            } else {
2611                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2612
2613                CHECK_EQ(
2614                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2615                    mPortBuffers[kPortIndexInput].size());
2616
2617                CHECK_EQ(
2618                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2619                    mPortBuffers[kPortIndexOutput].size());
2620
2621                status_t err = mOMX->sendCommand(
2622                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2623
2624                CHECK_EQ(err, (status_t)OK);
2625
2626                err = freeBuffersOnPort(kPortIndexInput);
2627                CHECK_EQ(err, (status_t)OK);
2628
2629                err = freeBuffersOnPort(kPortIndexOutput);
2630                CHECK_EQ(err, (status_t)OK);
2631
2632                mPortStatus[kPortIndexInput] = ENABLED;
2633                mPortStatus[kPortIndexOutput] = ENABLED;
2634
2635                if ((mFlags & kEnableGrallocUsageProtected) &&
2636                        mNativeWindow != NULL) {
2637                    // We push enough 1x1 blank buffers to ensure that one of
2638                    // them has made it to the display.  This allows the OMX
2639                    // component teardown to zero out any protected buffers
2640                    // without the risk of scanning out one of those buffers.
2641                    pushBlankBuffersToNativeWindow();
2642                }
2643
2644                setState(IDLE_TO_LOADED);
2645            }
2646            break;
2647        }
2648
2649        case OMX_StateExecuting:
2650        {
2651            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2652
2653            CODEC_LOGV("Now Executing.");
2654
2655            mOutputPortSettingsChangedPending = false;
2656
2657            setState(EXECUTING);
2658
2659            // Buffers will be submitted to the component in the first
2660            // call to OMXCodec::read as mInitialBufferSubmit is true at
2661            // this point. This ensures that this on_message call returns,
2662            // releases the lock and ::init can notice the state change and
2663            // itself return.
2664            break;
2665        }
2666
2667        case OMX_StateLoaded:
2668        {
2669            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2670
2671            CODEC_LOGV("Now Loaded.");
2672
2673            setState(LOADED);
2674            break;
2675        }
2676
2677        case OMX_StateInvalid:
2678        {
2679            setState(ERROR);
2680            break;
2681        }
2682
2683        default:
2684        {
2685            CHECK(!"should not be here.");
2686            break;
2687        }
2688    }
2689}
2690
2691// static
2692size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2693    size_t n = 0;
2694    for (size_t i = 0; i < buffers.size(); ++i) {
2695        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2696            ++n;
2697        }
2698    }
2699
2700    return n;
2701}
2702
2703status_t OMXCodec::freeBuffersOnPort(
2704        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2705    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2706
2707    status_t stickyErr = OK;
2708
2709    for (size_t i = buffers->size(); i-- > 0;) {
2710        BufferInfo *info = &buffers->editItemAt(i);
2711
2712        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2713            continue;
2714        }
2715
2716        CHECK(info->mStatus == OWNED_BY_US
2717                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2718
2719        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2720
2721        status_t err = freeBuffer(portIndex, i);
2722
2723        if (err != OK) {
2724            stickyErr = err;
2725        }
2726
2727    }
2728
2729    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2730
2731    return stickyErr;
2732}
2733
2734status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2735    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2736
2737    BufferInfo *info = &buffers->editItemAt(bufIndex);
2738
2739    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2740
2741    if (err == OK && info->mMediaBuffer != NULL) {
2742        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2743        info->mMediaBuffer->setObserver(NULL);
2744
2745        // Make sure nobody but us owns this buffer at this point.
2746        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2747
2748        // Cancel the buffer if it belongs to an ANativeWindow.
2749        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2750        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2751            err = cancelBufferToNativeWindow(info);
2752        }
2753
2754        info->mMediaBuffer->release();
2755        info->mMediaBuffer = NULL;
2756    }
2757
2758    if (err == OK) {
2759        buffers->removeAt(bufIndex);
2760    }
2761
2762    return err;
2763}
2764
2765void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2766    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2767
2768    CHECK_EQ((int)mState, (int)EXECUTING);
2769    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2770    CHECK(!mOutputPortSettingsChangedPending);
2771
2772    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2773        CODEC_LOGV("Deferring output port settings change.");
2774        mOutputPortSettingsChangedPending = true;
2775        return;
2776    }
2777
2778    setState(RECONFIGURING);
2779
2780    if (mQuirks & kNeedsFlushBeforeDisable) {
2781        if (!flushPortAsync(portIndex)) {
2782            onCmdComplete(OMX_CommandFlush, portIndex);
2783        }
2784    } else {
2785        disablePortAsync(portIndex);
2786    }
2787}
2788
2789bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2790    CHECK(mState == EXECUTING || mState == RECONFIGURING
2791            || mState == EXECUTING_TO_IDLE);
2792
2793    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2794         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2795         mPortBuffers[portIndex].size());
2796
2797    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2798    mPortStatus[portIndex] = SHUTTING_DOWN;
2799
2800    if ((mQuirks & kRequiresFlushCompleteEmulation)
2801        && countBuffersWeOwn(mPortBuffers[portIndex])
2802                == mPortBuffers[portIndex].size()) {
2803        // No flush is necessary and this component fails to send a
2804        // flush-complete event in this case.
2805
2806        return false;
2807    }
2808
2809    status_t err =
2810        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2811    CHECK_EQ(err, (status_t)OK);
2812
2813    return true;
2814}
2815
2816void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2817    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2818
2819    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2820    mPortStatus[portIndex] = DISABLING;
2821
2822    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2823    status_t err =
2824        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2825    CHECK_EQ(err, (status_t)OK);
2826
2827    freeBuffersOnPort(portIndex, true);
2828}
2829
2830status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2831    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2832
2833    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2834    mPortStatus[portIndex] = ENABLING;
2835
2836    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2837    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2838}
2839
2840void OMXCodec::fillOutputBuffers() {
2841    CHECK_EQ((int)mState, (int)EXECUTING);
2842
2843    // This is a workaround for some decoders not properly reporting
2844    // end-of-output-stream. If we own all input buffers and also own
2845    // all output buffers and we already signalled end-of-input-stream,
2846    // the end-of-output-stream is implied.
2847    if (mSignalledEOS
2848            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2849                == mPortBuffers[kPortIndexInput].size()
2850            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2851                == mPortBuffers[kPortIndexOutput].size()) {
2852        mNoMoreOutputData = true;
2853        mBufferFilled.signal();
2854
2855        return;
2856    }
2857
2858    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2859    for (size_t i = 0; i < buffers->size(); ++i) {
2860        BufferInfo *info = &buffers->editItemAt(i);
2861        if (info->mStatus == OWNED_BY_US) {
2862            fillOutputBuffer(&buffers->editItemAt(i));
2863        }
2864    }
2865}
2866
2867void OMXCodec::drainInputBuffers() {
2868    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2869
2870    if (mFlags & kUseSecureInputBuffers) {
2871        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2872        for (size_t i = 0; i < buffers->size(); ++i) {
2873            if (!drainAnyInputBuffer()
2874                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2875                break;
2876            }
2877        }
2878    } else {
2879        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2880        for (size_t i = 0; i < buffers->size(); ++i) {
2881            BufferInfo *info = &buffers->editItemAt(i);
2882
2883            if (info->mStatus != OWNED_BY_US) {
2884                continue;
2885            }
2886
2887            if (!drainInputBuffer(info)) {
2888                break;
2889            }
2890
2891            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2892                break;
2893            }
2894        }
2895    }
2896}
2897
2898bool OMXCodec::drainAnyInputBuffer() {
2899    return drainInputBuffer((BufferInfo *)NULL);
2900}
2901
2902OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2903    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2904    for (size_t i = 0; i < infos->size(); ++i) {
2905        BufferInfo *info = &infos->editItemAt(i);
2906
2907        if (info->mData == ptr) {
2908            CODEC_LOGV(
2909                    "input buffer data ptr = %p, buffer_id = %p",
2910                    ptr,
2911                    info->mBuffer);
2912
2913            return info;
2914        }
2915    }
2916
2917    TRESPASS();
2918}
2919
2920OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2921    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2922    for (size_t i = 0; i < infos->size(); ++i) {
2923        BufferInfo *info = &infos->editItemAt(i);
2924
2925        if (info->mStatus == OWNED_BY_US) {
2926            return info;
2927        }
2928    }
2929
2930    TRESPASS();
2931}
2932
2933bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2934    if (info != NULL) {
2935        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2936    }
2937
2938    if (mSignalledEOS) {
2939        return false;
2940    }
2941
2942    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2943        CHECK(!(mFlags & kUseSecureInputBuffers));
2944
2945        const CodecSpecificData *specific =
2946            mCodecSpecificData[mCodecSpecificDataIndex];
2947
2948        size_t size = specific->mSize;
2949
2950        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2951                && !(mQuirks & kWantsNALFragments)) {
2952            static const uint8_t kNALStartCode[4] =
2953                    { 0x00, 0x00, 0x00, 0x01 };
2954
2955            CHECK(info->mSize >= specific->mSize + 4);
2956
2957            size += 4;
2958
2959            memcpy(info->mData, kNALStartCode, 4);
2960            memcpy((uint8_t *)info->mData + 4,
2961                   specific->mData, specific->mSize);
2962        } else {
2963            CHECK(info->mSize >= specific->mSize);
2964            memcpy(info->mData, specific->mData, specific->mSize);
2965        }
2966
2967        mNoMoreOutputData = false;
2968
2969        CODEC_LOGV("calling emptyBuffer with codec specific data");
2970
2971        status_t err = mOMX->emptyBuffer(
2972                mNode, info->mBuffer, 0, size,
2973                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2974                0);
2975        CHECK_EQ(err, (status_t)OK);
2976
2977        info->mStatus = OWNED_BY_COMPONENT;
2978
2979        ++mCodecSpecificDataIndex;
2980        return true;
2981    }
2982
2983    if (mPaused) {
2984        return false;
2985    }
2986
2987    status_t err;
2988
2989    bool signalEOS = false;
2990    int64_t timestampUs = 0;
2991
2992    size_t offset = 0;
2993    int32_t n = 0;
2994
2995
2996    for (;;) {
2997        MediaBuffer *srcBuffer;
2998        if (mSeekTimeUs >= 0) {
2999            if (mLeftOverBuffer) {
3000                mLeftOverBuffer->release();
3001                mLeftOverBuffer = NULL;
3002            }
3003
3004            MediaSource::ReadOptions options;
3005            options.setSeekTo(mSeekTimeUs, mSeekMode);
3006
3007            mSeekTimeUs = -1;
3008            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3009            mBufferFilled.signal();
3010
3011            err = mSource->read(&srcBuffer, &options);
3012
3013            if (err == OK) {
3014                int64_t targetTimeUs;
3015                if (srcBuffer->meta_data()->findInt64(
3016                            kKeyTargetTime, &targetTimeUs)
3017                        && targetTimeUs >= 0) {
3018                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3019                    mTargetTimeUs = targetTimeUs;
3020                } else {
3021                    mTargetTimeUs = -1;
3022                }
3023            }
3024        } else if (mLeftOverBuffer) {
3025            srcBuffer = mLeftOverBuffer;
3026            mLeftOverBuffer = NULL;
3027
3028            err = OK;
3029        } else {
3030            err = mSource->read(&srcBuffer);
3031        }
3032
3033        if (err != OK) {
3034            signalEOS = true;
3035            mFinalStatus = err;
3036            mSignalledEOS = true;
3037            mBufferFilled.signal();
3038            break;
3039        }
3040
3041        if (mFlags & kUseSecureInputBuffers) {
3042            info = findInputBufferByDataPointer(srcBuffer->data());
3043            CHECK(info != NULL);
3044        }
3045
3046        size_t remainingBytes = info->mSize - offset;
3047
3048        if (srcBuffer->range_length() > remainingBytes) {
3049            if (offset == 0) {
3050                CODEC_LOGE(
3051                     "Codec's input buffers are too small to accomodate "
3052                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3053                     info->mSize, srcBuffer->range_length());
3054
3055                srcBuffer->release();
3056                srcBuffer = NULL;
3057
3058                setState(ERROR);
3059                return false;
3060            }
3061
3062            mLeftOverBuffer = srcBuffer;
3063            break;
3064        }
3065
3066        bool releaseBuffer = true;
3067        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
3068            CHECK(mOMXLivesLocally && offset == 0);
3069
3070            OMX_BUFFERHEADERTYPE *header =
3071                (OMX_BUFFERHEADERTYPE *)info->mBuffer;
3072
3073            CHECK(header->pBuffer == info->mData);
3074
3075            header->pBuffer =
3076                (OMX_U8 *)srcBuffer->data() + srcBuffer->range_offset();
3077
3078            releaseBuffer = false;
3079            info->mMediaBuffer = srcBuffer;
3080        } else {
3081            if (mFlags & kStoreMetaDataInVideoBuffers) {
3082                releaseBuffer = false;
3083                info->mMediaBuffer = srcBuffer;
3084            }
3085
3086            if (mFlags & kUseSecureInputBuffers) {
3087                // Data in "info" is already provided at this time.
3088
3089                releaseBuffer = false;
3090
3091                CHECK(info->mMediaBuffer == NULL);
3092                info->mMediaBuffer = srcBuffer;
3093            } else {
3094                CHECK(srcBuffer->data() != NULL) ;
3095                memcpy((uint8_t *)info->mData + offset,
3096                        (const uint8_t *)srcBuffer->data()
3097                            + srcBuffer->range_offset(),
3098                        srcBuffer->range_length());
3099            }
3100        }
3101
3102        int64_t lastBufferTimeUs;
3103        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3104        CHECK(lastBufferTimeUs >= 0);
3105        if (mIsEncoder && mIsVideo) {
3106            mDecodingTimeList.push_back(lastBufferTimeUs);
3107        }
3108
3109        if (offset == 0) {
3110            timestampUs = lastBufferTimeUs;
3111        }
3112
3113        offset += srcBuffer->range_length();
3114
3115        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3116            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3117            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3118
3119            int32_t numPageSamples;
3120            if (!srcBuffer->meta_data()->findInt32(
3121                        kKeyValidSamples, &numPageSamples)) {
3122                numPageSamples = -1;
3123            }
3124
3125            memcpy((uint8_t *)info->mData + offset,
3126                   &numPageSamples,
3127                   sizeof(numPageSamples));
3128
3129            offset += sizeof(numPageSamples);
3130        }
3131
3132        if (releaseBuffer) {
3133            srcBuffer->release();
3134            srcBuffer = NULL;
3135        }
3136
3137        ++n;
3138
3139        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3140            break;
3141        }
3142
3143        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3144
3145        if (coalescedDurationUs > 250000ll) {
3146            // Don't coalesce more than 250ms worth of encoded data at once.
3147            break;
3148        }
3149    }
3150
3151    if (n > 1) {
3152        ALOGV("coalesced %d frames into one input buffer", n);
3153    }
3154
3155    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3156
3157    if (signalEOS) {
3158        flags |= OMX_BUFFERFLAG_EOS;
3159    } else {
3160        mNoMoreOutputData = false;
3161    }
3162
3163    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3164               "timestamp %lld us (%.2f secs)",
3165               info->mBuffer, offset,
3166               timestampUs, timestampUs / 1E6);
3167
3168    if (info == NULL) {
3169        CHECK(mFlags & kUseSecureInputBuffers);
3170        CHECK(signalEOS);
3171
3172        // This is fishy, there's still a MediaBuffer corresponding to this
3173        // info available to the source at this point even though we're going
3174        // to use it to signal EOS to the codec.
3175        info = findEmptyInputBuffer();
3176    }
3177
3178    err = mOMX->emptyBuffer(
3179            mNode, info->mBuffer, 0, offset,
3180            flags, timestampUs);
3181
3182    if (err != OK) {
3183        setState(ERROR);
3184        return false;
3185    }
3186
3187    info->mStatus = OWNED_BY_COMPONENT;
3188
3189    return true;
3190}
3191
3192void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3193    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3194
3195    if (mNoMoreOutputData) {
3196        CODEC_LOGV("There is no more output data available, not "
3197             "calling fillOutputBuffer");
3198        return;
3199    }
3200
3201    if (info->mMediaBuffer != NULL) {
3202        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
3203        if (graphicBuffer != 0) {
3204            // When using a native buffer we need to lock the buffer before
3205            // giving it to OMX.
3206            CODEC_LOGV("Calling lockBuffer on %p", info->mBuffer);
3207            int err = mNativeWindow->lockBuffer(mNativeWindow.get(),
3208                    graphicBuffer.get());
3209            if (err != 0) {
3210                CODEC_LOGE("lockBuffer failed w/ error 0x%08x", err);
3211
3212                setState(ERROR);
3213                return;
3214            }
3215        }
3216    }
3217
3218    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3219    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3220
3221    if (err != OK) {
3222        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3223
3224        setState(ERROR);
3225        return;
3226    }
3227
3228    info->mStatus = OWNED_BY_COMPONENT;
3229}
3230
3231bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3232    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3233    for (size_t i = 0; i < buffers->size(); ++i) {
3234        if ((*buffers)[i].mBuffer == buffer) {
3235            return drainInputBuffer(&buffers->editItemAt(i));
3236        }
3237    }
3238
3239    CHECK(!"should not be here.");
3240
3241    return false;
3242}
3243
3244void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3245    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3246    for (size_t i = 0; i < buffers->size(); ++i) {
3247        if ((*buffers)[i].mBuffer == buffer) {
3248            fillOutputBuffer(&buffers->editItemAt(i));
3249            return;
3250        }
3251    }
3252
3253    CHECK(!"should not be here.");
3254}
3255
3256void OMXCodec::setState(State newState) {
3257    mState = newState;
3258    mAsyncCompletion.signal();
3259
3260    // This may cause some spurious wakeups but is necessary to
3261    // unblock the reader if we enter ERROR state.
3262    mBufferFilled.signal();
3263}
3264
3265status_t OMXCodec::waitForBufferFilled_l() {
3266
3267    if (mIsEncoder) {
3268        // For timelapse video recording, the timelapse video recording may
3269        // not send an input frame for a _long_ time. Do not use timeout
3270        // for video encoding.
3271        return mBufferFilled.wait(mLock);
3272    }
3273    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3274    if (err != OK) {
3275        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3276            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3277            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3278    }
3279    return err;
3280}
3281
3282void OMXCodec::setRawAudioFormat(
3283        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3284
3285    // port definition
3286    OMX_PARAM_PORTDEFINITIONTYPE def;
3287    InitOMXParams(&def);
3288    def.nPortIndex = portIndex;
3289    status_t err = mOMX->getParameter(
3290            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3291    CHECK_EQ(err, (status_t)OK);
3292    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3293    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3294            &def, sizeof(def)), (status_t)OK);
3295
3296    // pcm param
3297    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3298    InitOMXParams(&pcmParams);
3299    pcmParams.nPortIndex = portIndex;
3300
3301    err = mOMX->getParameter(
3302            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3303
3304    CHECK_EQ(err, (status_t)OK);
3305
3306    pcmParams.nChannels = numChannels;
3307    pcmParams.eNumData = OMX_NumericalDataSigned;
3308    pcmParams.bInterleaved = OMX_TRUE;
3309    pcmParams.nBitPerSample = 16;
3310    pcmParams.nSamplingRate = sampleRate;
3311    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3312
3313    CHECK_EQ(getOMXChannelMapping(
3314                numChannels, pcmParams.eChannelMapping), (status_t)OK);
3315
3316    err = mOMX->setParameter(
3317            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3318
3319    CHECK_EQ(err, (status_t)OK);
3320}
3321
3322static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3323    if (isAMRWB) {
3324        if (bps <= 6600) {
3325            return OMX_AUDIO_AMRBandModeWB0;
3326        } else if (bps <= 8850) {
3327            return OMX_AUDIO_AMRBandModeWB1;
3328        } else if (bps <= 12650) {
3329            return OMX_AUDIO_AMRBandModeWB2;
3330        } else if (bps <= 14250) {
3331            return OMX_AUDIO_AMRBandModeWB3;
3332        } else if (bps <= 15850) {
3333            return OMX_AUDIO_AMRBandModeWB4;
3334        } else if (bps <= 18250) {
3335            return OMX_AUDIO_AMRBandModeWB5;
3336        } else if (bps <= 19850) {
3337            return OMX_AUDIO_AMRBandModeWB6;
3338        } else if (bps <= 23050) {
3339            return OMX_AUDIO_AMRBandModeWB7;
3340        }
3341
3342        // 23850 bps
3343        return OMX_AUDIO_AMRBandModeWB8;
3344    } else {  // AMRNB
3345        if (bps <= 4750) {
3346            return OMX_AUDIO_AMRBandModeNB0;
3347        } else if (bps <= 5150) {
3348            return OMX_AUDIO_AMRBandModeNB1;
3349        } else if (bps <= 5900) {
3350            return OMX_AUDIO_AMRBandModeNB2;
3351        } else if (bps <= 6700) {
3352            return OMX_AUDIO_AMRBandModeNB3;
3353        } else if (bps <= 7400) {
3354            return OMX_AUDIO_AMRBandModeNB4;
3355        } else if (bps <= 7950) {
3356            return OMX_AUDIO_AMRBandModeNB5;
3357        } else if (bps <= 10200) {
3358            return OMX_AUDIO_AMRBandModeNB6;
3359        }
3360
3361        // 12200 bps
3362        return OMX_AUDIO_AMRBandModeNB7;
3363    }
3364}
3365
3366void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3367    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3368
3369    OMX_AUDIO_PARAM_AMRTYPE def;
3370    InitOMXParams(&def);
3371    def.nPortIndex = portIndex;
3372
3373    status_t err =
3374        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3375
3376    CHECK_EQ(err, (status_t)OK);
3377
3378    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3379
3380    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3381    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3382    CHECK_EQ(err, (status_t)OK);
3383
3384    ////////////////////////
3385
3386    if (mIsEncoder) {
3387        sp<MetaData> format = mSource->getFormat();
3388        int32_t sampleRate;
3389        int32_t numChannels;
3390        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3391        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3392
3393        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3394    }
3395}
3396
3397status_t OMXCodec::setAACFormat(
3398        int32_t numChannels, int32_t sampleRate, int32_t bitRate, int32_t aacProfile, bool isADTS) {
3399    if (numChannels > 2) {
3400        ALOGW("Number of channels: (%d) \n", numChannels);
3401    }
3402
3403    if (mIsEncoder) {
3404        if (isADTS) {
3405            return -EINVAL;
3406        }
3407
3408        //////////////// input port ////////////////////
3409        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3410
3411        //////////////// output port ////////////////////
3412        // format
3413        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3414        InitOMXParams(&format);
3415        format.nPortIndex = kPortIndexOutput;
3416        format.nIndex = 0;
3417        status_t err = OMX_ErrorNone;
3418        while (OMX_ErrorNone == err) {
3419            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3420                    &format, sizeof(format)), (status_t)OK);
3421            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3422                break;
3423            }
3424            format.nIndex++;
3425        }
3426        CHECK_EQ((status_t)OK, err);
3427        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3428                &format, sizeof(format)), (status_t)OK);
3429
3430        // port definition
3431        OMX_PARAM_PORTDEFINITIONTYPE def;
3432        InitOMXParams(&def);
3433        def.nPortIndex = kPortIndexOutput;
3434        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3435                &def, sizeof(def)), (status_t)OK);
3436        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3437        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3438        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3439                &def, sizeof(def)), (status_t)OK);
3440
3441        // profile
3442        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3443        InitOMXParams(&profile);
3444        profile.nPortIndex = kPortIndexOutput;
3445        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3446                &profile, sizeof(profile)), (status_t)OK);
3447        profile.nChannels = numChannels;
3448        profile.eChannelMode = (numChannels == 1?
3449                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3450        profile.nSampleRate = sampleRate;
3451        profile.nBitRate = bitRate;
3452        profile.nAudioBandWidth = 0;
3453        profile.nFrameLength = 0;
3454        profile.nAACtools = OMX_AUDIO_AACToolAll;
3455        profile.nAACERtools = OMX_AUDIO_AACERNone;
3456        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
3457        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3458        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3459                &profile, sizeof(profile));
3460
3461        if (err != OK) {
3462            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3463                       "(err = %d)",
3464                       err);
3465            return err;
3466        }
3467    } else {
3468        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3469        InitOMXParams(&profile);
3470        profile.nPortIndex = kPortIndexInput;
3471
3472        status_t err = mOMX->getParameter(
3473                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3474        CHECK_EQ(err, (status_t)OK);
3475
3476        profile.nChannels = numChannels;
3477        profile.nSampleRate = sampleRate;
3478
3479        profile.eAACStreamFormat =
3480            isADTS
3481                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3482                : OMX_AUDIO_AACStreamFormatMP4FF;
3483
3484        err = mOMX->setParameter(
3485                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3486
3487        if (err != OK) {
3488            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3489                       "(err = %d)",
3490                       err);
3491            return err;
3492        }
3493    }
3494
3495    return OK;
3496}
3497
3498void OMXCodec::setG711Format(int32_t numChannels) {
3499    CHECK(!mIsEncoder);
3500    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3501}
3502
3503void OMXCodec::setImageOutputFormat(
3504        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3505    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3506
3507#if 0
3508    OMX_INDEXTYPE index;
3509    status_t err = mOMX->get_extension_index(
3510            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3511    CHECK_EQ(err, (status_t)OK);
3512
3513    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3514    CHECK_EQ(err, (status_t)OK);
3515#endif
3516
3517    OMX_PARAM_PORTDEFINITIONTYPE def;
3518    InitOMXParams(&def);
3519    def.nPortIndex = kPortIndexOutput;
3520
3521    status_t err = mOMX->getParameter(
3522            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3523    CHECK_EQ(err, (status_t)OK);
3524
3525    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3526
3527    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3528
3529    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3530    imageDef->eColorFormat = format;
3531    imageDef->nFrameWidth = width;
3532    imageDef->nFrameHeight = height;
3533
3534    switch (format) {
3535        case OMX_COLOR_FormatYUV420PackedPlanar:
3536        case OMX_COLOR_FormatYUV411Planar:
3537        {
3538            def.nBufferSize = (width * height * 3) / 2;
3539            break;
3540        }
3541
3542        case OMX_COLOR_FormatCbYCrY:
3543        {
3544            def.nBufferSize = width * height * 2;
3545            break;
3546        }
3547
3548        case OMX_COLOR_Format32bitARGB8888:
3549        {
3550            def.nBufferSize = width * height * 4;
3551            break;
3552        }
3553
3554        case OMX_COLOR_Format16bitARGB4444:
3555        case OMX_COLOR_Format16bitARGB1555:
3556        case OMX_COLOR_Format16bitRGB565:
3557        case OMX_COLOR_Format16bitBGR565:
3558        {
3559            def.nBufferSize = width * height * 2;
3560            break;
3561        }
3562
3563        default:
3564            CHECK(!"Should not be here. Unknown color format.");
3565            break;
3566    }
3567
3568    def.nBufferCountActual = def.nBufferCountMin;
3569
3570    err = mOMX->setParameter(
3571            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3572    CHECK_EQ(err, (status_t)OK);
3573}
3574
3575void OMXCodec::setJPEGInputFormat(
3576        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3577    OMX_PARAM_PORTDEFINITIONTYPE def;
3578    InitOMXParams(&def);
3579    def.nPortIndex = kPortIndexInput;
3580
3581    status_t err = mOMX->getParameter(
3582            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3583    CHECK_EQ(err, (status_t)OK);
3584
3585    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3586    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3587
3588    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3589    imageDef->nFrameWidth = width;
3590    imageDef->nFrameHeight = height;
3591
3592    def.nBufferSize = compressedSize;
3593    def.nBufferCountActual = def.nBufferCountMin;
3594
3595    err = mOMX->setParameter(
3596            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3597    CHECK_EQ(err, (status_t)OK);
3598}
3599
3600void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3601    CodecSpecificData *specific =
3602        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3603
3604    specific->mSize = size;
3605    memcpy(specific->mData, data, size);
3606
3607    mCodecSpecificData.push(specific);
3608}
3609
3610void OMXCodec::clearCodecSpecificData() {
3611    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3612        free(mCodecSpecificData.editItemAt(i));
3613    }
3614    mCodecSpecificData.clear();
3615    mCodecSpecificDataIndex = 0;
3616}
3617
3618status_t OMXCodec::start(MetaData *meta) {
3619    Mutex::Autolock autoLock(mLock);
3620
3621    if (mState != LOADED) {
3622        return UNKNOWN_ERROR;
3623    }
3624
3625    sp<MetaData> params = new MetaData;
3626    if (mQuirks & kWantsNALFragments) {
3627        params->setInt32(kKeyWantsNALFragments, true);
3628    }
3629    if (meta) {
3630        int64_t startTimeUs = 0;
3631        int64_t timeUs;
3632        if (meta->findInt64(kKeyTime, &timeUs)) {
3633            startTimeUs = timeUs;
3634        }
3635        params->setInt64(kKeyTime, startTimeUs);
3636    }
3637    status_t err = mSource->start(params.get());
3638
3639    if (err != OK) {
3640        return err;
3641    }
3642
3643    mCodecSpecificDataIndex = 0;
3644    mInitialBufferSubmit = true;
3645    mSignalledEOS = false;
3646    mNoMoreOutputData = false;
3647    mOutputPortSettingsHaveChanged = false;
3648    mSeekTimeUs = -1;
3649    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3650    mTargetTimeUs = -1;
3651    mFilledBuffers.clear();
3652    mPaused = false;
3653
3654    return init();
3655}
3656
3657status_t OMXCodec::stop() {
3658    CODEC_LOGV("stop mState=%d", mState);
3659
3660    Mutex::Autolock autoLock(mLock);
3661
3662    while (isIntermediateState(mState)) {
3663        mAsyncCompletion.wait(mLock);
3664    }
3665
3666    bool isError = false;
3667    switch (mState) {
3668        case LOADED:
3669            break;
3670
3671        case ERROR:
3672        {
3673            OMX_STATETYPE state = OMX_StateInvalid;
3674            status_t err = mOMX->getState(mNode, &state);
3675            CHECK_EQ(err, (status_t)OK);
3676
3677            if (state != OMX_StateExecuting) {
3678                break;
3679            }
3680            // else fall through to the idling code
3681            isError = true;
3682        }
3683
3684        case EXECUTING:
3685        {
3686            setState(EXECUTING_TO_IDLE);
3687
3688            if (mQuirks & kRequiresFlushBeforeShutdown) {
3689                CODEC_LOGV("This component requires a flush before transitioning "
3690                     "from EXECUTING to IDLE...");
3691
3692                bool emulateInputFlushCompletion =
3693                    !flushPortAsync(kPortIndexInput);
3694
3695                bool emulateOutputFlushCompletion =
3696                    !flushPortAsync(kPortIndexOutput);
3697
3698                if (emulateInputFlushCompletion) {
3699                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3700                }
3701
3702                if (emulateOutputFlushCompletion) {
3703                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3704                }
3705            } else {
3706                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3707                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3708
3709                status_t err =
3710                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3711                CHECK_EQ(err, (status_t)OK);
3712            }
3713
3714            while (mState != LOADED && mState != ERROR) {
3715                mAsyncCompletion.wait(mLock);
3716            }
3717
3718            if (isError) {
3719                // We were in the ERROR state coming in, so restore that now
3720                // that we've idled the OMX component.
3721                setState(ERROR);
3722            }
3723
3724            break;
3725        }
3726
3727        default:
3728        {
3729            CHECK(!"should not be here.");
3730            break;
3731        }
3732    }
3733
3734    if (mLeftOverBuffer) {
3735        mLeftOverBuffer->release();
3736        mLeftOverBuffer = NULL;
3737    }
3738
3739    mSource->stop();
3740
3741    CODEC_LOGV("stopped in state %d", mState);
3742
3743    return OK;
3744}
3745
3746sp<MetaData> OMXCodec::getFormat() {
3747    Mutex::Autolock autoLock(mLock);
3748
3749    return mOutputFormat;
3750}
3751
3752status_t OMXCodec::read(
3753        MediaBuffer **buffer, const ReadOptions *options) {
3754    status_t err = OK;
3755    *buffer = NULL;
3756
3757    Mutex::Autolock autoLock(mLock);
3758
3759    if (mState != EXECUTING && mState != RECONFIGURING) {
3760        return UNKNOWN_ERROR;
3761    }
3762
3763    bool seeking = false;
3764    int64_t seekTimeUs;
3765    ReadOptions::SeekMode seekMode;
3766    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3767        seeking = true;
3768    }
3769
3770    if (mInitialBufferSubmit) {
3771        mInitialBufferSubmit = false;
3772
3773        if (seeking) {
3774            CHECK(seekTimeUs >= 0);
3775            mSeekTimeUs = seekTimeUs;
3776            mSeekMode = seekMode;
3777
3778            // There's no reason to trigger the code below, there's
3779            // nothing to flush yet.
3780            seeking = false;
3781            mPaused = false;
3782        }
3783
3784        drainInputBuffers();
3785
3786        if (mState == EXECUTING) {
3787            // Otherwise mState == RECONFIGURING and this code will trigger
3788            // after the output port is reenabled.
3789            fillOutputBuffers();
3790        }
3791    }
3792
3793    if (seeking) {
3794        while (mState == RECONFIGURING) {
3795            if ((err = waitForBufferFilled_l()) != OK) {
3796                return err;
3797            }
3798        }
3799
3800        if (mState != EXECUTING) {
3801            return UNKNOWN_ERROR;
3802        }
3803
3804        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3805
3806        mSignalledEOS = false;
3807
3808        CHECK(seekTimeUs >= 0);
3809        mSeekTimeUs = seekTimeUs;
3810        mSeekMode = seekMode;
3811
3812        mFilledBuffers.clear();
3813
3814        CHECK_EQ((int)mState, (int)EXECUTING);
3815
3816        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3817        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3818
3819        if (emulateInputFlushCompletion) {
3820            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3821        }
3822
3823        if (emulateOutputFlushCompletion) {
3824            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3825        }
3826
3827        while (mSeekTimeUs >= 0) {
3828            if ((err = waitForBufferFilled_l()) != OK) {
3829                return err;
3830            }
3831        }
3832    }
3833
3834    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3835        if ((err = waitForBufferFilled_l()) != OK) {
3836            return err;
3837        }
3838    }
3839
3840    if (mState == ERROR) {
3841        return UNKNOWN_ERROR;
3842    }
3843
3844    if (mFilledBuffers.empty()) {
3845        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3846    }
3847
3848    if (mOutputPortSettingsHaveChanged) {
3849        mOutputPortSettingsHaveChanged = false;
3850
3851        return INFO_FORMAT_CHANGED;
3852    }
3853
3854    size_t index = *mFilledBuffers.begin();
3855    mFilledBuffers.erase(mFilledBuffers.begin());
3856
3857    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3858    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3859    info->mStatus = OWNED_BY_CLIENT;
3860
3861    info->mMediaBuffer->add_ref();
3862    if (mSkipCutBuffer != NULL) {
3863        mSkipCutBuffer->submit(info->mMediaBuffer);
3864    }
3865    *buffer = info->mMediaBuffer;
3866
3867    return OK;
3868}
3869
3870void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3871    Mutex::Autolock autoLock(mLock);
3872
3873    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3874    for (size_t i = 0; i < buffers->size(); ++i) {
3875        BufferInfo *info = &buffers->editItemAt(i);
3876
3877        if (info->mMediaBuffer == buffer) {
3878            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3879            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3880
3881            info->mStatus = OWNED_BY_US;
3882
3883            if (buffer->graphicBuffer() == 0) {
3884                fillOutputBuffer(info);
3885            } else {
3886                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3887                int32_t rendered = 0;
3888                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3889                    rendered = 0;
3890                }
3891                if (!rendered) {
3892                    status_t err = cancelBufferToNativeWindow(info);
3893                    if (err < 0) {
3894                        return;
3895                    }
3896                }
3897
3898                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3899
3900                // Dequeue the next buffer from the native window.
3901                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3902                if (nextBufInfo == 0) {
3903                    return;
3904                }
3905
3906                // Give the buffer to the OMX node to fill.
3907                fillOutputBuffer(nextBufInfo);
3908            }
3909            return;
3910        }
3911    }
3912
3913    CHECK(!"should not be here.");
3914}
3915
3916static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3917    static const char *kNames[] = {
3918        "OMX_IMAGE_CodingUnused",
3919        "OMX_IMAGE_CodingAutoDetect",
3920        "OMX_IMAGE_CodingJPEG",
3921        "OMX_IMAGE_CodingJPEG2K",
3922        "OMX_IMAGE_CodingEXIF",
3923        "OMX_IMAGE_CodingTIFF",
3924        "OMX_IMAGE_CodingGIF",
3925        "OMX_IMAGE_CodingPNG",
3926        "OMX_IMAGE_CodingLZW",
3927        "OMX_IMAGE_CodingBMP",
3928    };
3929
3930    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3931
3932    if (type < 0 || (size_t)type >= numNames) {
3933        return "UNKNOWN";
3934    } else {
3935        return kNames[type];
3936    }
3937}
3938
3939static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3940    static const char *kNames[] = {
3941        "OMX_COLOR_FormatUnused",
3942        "OMX_COLOR_FormatMonochrome",
3943        "OMX_COLOR_Format8bitRGB332",
3944        "OMX_COLOR_Format12bitRGB444",
3945        "OMX_COLOR_Format16bitARGB4444",
3946        "OMX_COLOR_Format16bitARGB1555",
3947        "OMX_COLOR_Format16bitRGB565",
3948        "OMX_COLOR_Format16bitBGR565",
3949        "OMX_COLOR_Format18bitRGB666",
3950        "OMX_COLOR_Format18bitARGB1665",
3951        "OMX_COLOR_Format19bitARGB1666",
3952        "OMX_COLOR_Format24bitRGB888",
3953        "OMX_COLOR_Format24bitBGR888",
3954        "OMX_COLOR_Format24bitARGB1887",
3955        "OMX_COLOR_Format25bitARGB1888",
3956        "OMX_COLOR_Format32bitBGRA8888",
3957        "OMX_COLOR_Format32bitARGB8888",
3958        "OMX_COLOR_FormatYUV411Planar",
3959        "OMX_COLOR_FormatYUV411PackedPlanar",
3960        "OMX_COLOR_FormatYUV420Planar",
3961        "OMX_COLOR_FormatYUV420PackedPlanar",
3962        "OMX_COLOR_FormatYUV420SemiPlanar",
3963        "OMX_COLOR_FormatYUV422Planar",
3964        "OMX_COLOR_FormatYUV422PackedPlanar",
3965        "OMX_COLOR_FormatYUV422SemiPlanar",
3966        "OMX_COLOR_FormatYCbYCr",
3967        "OMX_COLOR_FormatYCrYCb",
3968        "OMX_COLOR_FormatCbYCrY",
3969        "OMX_COLOR_FormatCrYCbY",
3970        "OMX_COLOR_FormatYUV444Interleaved",
3971        "OMX_COLOR_FormatRawBayer8bit",
3972        "OMX_COLOR_FormatRawBayer10bit",
3973        "OMX_COLOR_FormatRawBayer8bitcompressed",
3974        "OMX_COLOR_FormatL2",
3975        "OMX_COLOR_FormatL4",
3976        "OMX_COLOR_FormatL8",
3977        "OMX_COLOR_FormatL16",
3978        "OMX_COLOR_FormatL24",
3979        "OMX_COLOR_FormatL32",
3980        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
3981        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
3982        "OMX_COLOR_Format18BitBGR666",
3983        "OMX_COLOR_Format24BitARGB6666",
3984        "OMX_COLOR_Format24BitABGR6666",
3985    };
3986
3987    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3988
3989    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
3990        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
3991    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
3992        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
3993    } else if (type < 0 || (size_t)type >= numNames) {
3994        return "UNKNOWN";
3995    } else {
3996        return kNames[type];
3997    }
3998}
3999
4000static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
4001    static const char *kNames[] = {
4002        "OMX_VIDEO_CodingUnused",
4003        "OMX_VIDEO_CodingAutoDetect",
4004        "OMX_VIDEO_CodingMPEG2",
4005        "OMX_VIDEO_CodingH263",
4006        "OMX_VIDEO_CodingMPEG4",
4007        "OMX_VIDEO_CodingWMV",
4008        "OMX_VIDEO_CodingRV",
4009        "OMX_VIDEO_CodingAVC",
4010        "OMX_VIDEO_CodingMJPEG",
4011    };
4012
4013    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4014
4015    if (type < 0 || (size_t)type >= numNames) {
4016        return "UNKNOWN";
4017    } else {
4018        return kNames[type];
4019    }
4020}
4021
4022static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4023    static const char *kNames[] = {
4024        "OMX_AUDIO_CodingUnused",
4025        "OMX_AUDIO_CodingAutoDetect",
4026        "OMX_AUDIO_CodingPCM",
4027        "OMX_AUDIO_CodingADPCM",
4028        "OMX_AUDIO_CodingAMR",
4029        "OMX_AUDIO_CodingGSMFR",
4030        "OMX_AUDIO_CodingGSMEFR",
4031        "OMX_AUDIO_CodingGSMHR",
4032        "OMX_AUDIO_CodingPDCFR",
4033        "OMX_AUDIO_CodingPDCEFR",
4034        "OMX_AUDIO_CodingPDCHR",
4035        "OMX_AUDIO_CodingTDMAFR",
4036        "OMX_AUDIO_CodingTDMAEFR",
4037        "OMX_AUDIO_CodingQCELP8",
4038        "OMX_AUDIO_CodingQCELP13",
4039        "OMX_AUDIO_CodingEVRC",
4040        "OMX_AUDIO_CodingSMV",
4041        "OMX_AUDIO_CodingG711",
4042        "OMX_AUDIO_CodingG723",
4043        "OMX_AUDIO_CodingG726",
4044        "OMX_AUDIO_CodingG729",
4045        "OMX_AUDIO_CodingAAC",
4046        "OMX_AUDIO_CodingMP3",
4047        "OMX_AUDIO_CodingSBC",
4048        "OMX_AUDIO_CodingVORBIS",
4049        "OMX_AUDIO_CodingWMA",
4050        "OMX_AUDIO_CodingRA",
4051        "OMX_AUDIO_CodingMIDI",
4052    };
4053
4054    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4055
4056    if (type < 0 || (size_t)type >= numNames) {
4057        return "UNKNOWN";
4058    } else {
4059        return kNames[type];
4060    }
4061}
4062
4063static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4064    static const char *kNames[] = {
4065        "OMX_AUDIO_PCMModeLinear",
4066        "OMX_AUDIO_PCMModeALaw",
4067        "OMX_AUDIO_PCMModeMULaw",
4068    };
4069
4070    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4071
4072    if (type < 0 || (size_t)type >= numNames) {
4073        return "UNKNOWN";
4074    } else {
4075        return kNames[type];
4076    }
4077}
4078
4079static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4080    static const char *kNames[] = {
4081        "OMX_AUDIO_AMRBandModeUnused",
4082        "OMX_AUDIO_AMRBandModeNB0",
4083        "OMX_AUDIO_AMRBandModeNB1",
4084        "OMX_AUDIO_AMRBandModeNB2",
4085        "OMX_AUDIO_AMRBandModeNB3",
4086        "OMX_AUDIO_AMRBandModeNB4",
4087        "OMX_AUDIO_AMRBandModeNB5",
4088        "OMX_AUDIO_AMRBandModeNB6",
4089        "OMX_AUDIO_AMRBandModeNB7",
4090        "OMX_AUDIO_AMRBandModeWB0",
4091        "OMX_AUDIO_AMRBandModeWB1",
4092        "OMX_AUDIO_AMRBandModeWB2",
4093        "OMX_AUDIO_AMRBandModeWB3",
4094        "OMX_AUDIO_AMRBandModeWB4",
4095        "OMX_AUDIO_AMRBandModeWB5",
4096        "OMX_AUDIO_AMRBandModeWB6",
4097        "OMX_AUDIO_AMRBandModeWB7",
4098        "OMX_AUDIO_AMRBandModeWB8",
4099    };
4100
4101    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4102
4103    if (type < 0 || (size_t)type >= numNames) {
4104        return "UNKNOWN";
4105    } else {
4106        return kNames[type];
4107    }
4108}
4109
4110static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4111    static const char *kNames[] = {
4112        "OMX_AUDIO_AMRFrameFormatConformance",
4113        "OMX_AUDIO_AMRFrameFormatIF1",
4114        "OMX_AUDIO_AMRFrameFormatIF2",
4115        "OMX_AUDIO_AMRFrameFormatFSF",
4116        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4117        "OMX_AUDIO_AMRFrameFormatITU",
4118    };
4119
4120    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4121
4122    if (type < 0 || (size_t)type >= numNames) {
4123        return "UNKNOWN";
4124    } else {
4125        return kNames[type];
4126    }
4127}
4128
4129void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4130    OMX_PARAM_PORTDEFINITIONTYPE def;
4131    InitOMXParams(&def);
4132    def.nPortIndex = portIndex;
4133
4134    status_t err = mOMX->getParameter(
4135            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4136    CHECK_EQ(err, (status_t)OK);
4137
4138    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4139
4140    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4141          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4142
4143    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4144    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4145    printf("  nBufferSize = %ld\n", def.nBufferSize);
4146
4147    switch (def.eDomain) {
4148        case OMX_PortDomainImage:
4149        {
4150            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4151
4152            printf("\n");
4153            printf("  // Image\n");
4154            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4155            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4156            printf("  nStride = %ld\n", imageDef->nStride);
4157
4158            printf("  eCompressionFormat = %s\n",
4159                   imageCompressionFormatString(imageDef->eCompressionFormat));
4160
4161            printf("  eColorFormat = %s\n",
4162                   colorFormatString(imageDef->eColorFormat));
4163
4164            break;
4165        }
4166
4167        case OMX_PortDomainVideo:
4168        {
4169            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4170
4171            printf("\n");
4172            printf("  // Video\n");
4173            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4174            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4175            printf("  nStride = %ld\n", videoDef->nStride);
4176
4177            printf("  eCompressionFormat = %s\n",
4178                   videoCompressionFormatString(videoDef->eCompressionFormat));
4179
4180            printf("  eColorFormat = %s\n",
4181                   colorFormatString(videoDef->eColorFormat));
4182
4183            break;
4184        }
4185
4186        case OMX_PortDomainAudio:
4187        {
4188            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4189
4190            printf("\n");
4191            printf("  // Audio\n");
4192            printf("  eEncoding = %s\n",
4193                   audioCodingTypeString(audioDef->eEncoding));
4194
4195            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4196                OMX_AUDIO_PARAM_PCMMODETYPE params;
4197                InitOMXParams(&params);
4198                params.nPortIndex = portIndex;
4199
4200                err = mOMX->getParameter(
4201                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4202                CHECK_EQ(err, (status_t)OK);
4203
4204                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4205                printf("  nChannels = %ld\n", params.nChannels);
4206                printf("  bInterleaved = %d\n", params.bInterleaved);
4207                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4208
4209                printf("  eNumData = %s\n",
4210                       params.eNumData == OMX_NumericalDataSigned
4211                        ? "signed" : "unsigned");
4212
4213                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4214            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4215                OMX_AUDIO_PARAM_AMRTYPE amr;
4216                InitOMXParams(&amr);
4217                amr.nPortIndex = portIndex;
4218
4219                err = mOMX->getParameter(
4220                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4221                CHECK_EQ(err, (status_t)OK);
4222
4223                printf("  nChannels = %ld\n", amr.nChannels);
4224                printf("  eAMRBandMode = %s\n",
4225                        amrBandModeString(amr.eAMRBandMode));
4226                printf("  eAMRFrameFormat = %s\n",
4227                        amrFrameFormatString(amr.eAMRFrameFormat));
4228            }
4229
4230            break;
4231        }
4232
4233        default:
4234        {
4235            printf("  // Unknown\n");
4236            break;
4237        }
4238    }
4239
4240    printf("}\n");
4241}
4242
4243status_t OMXCodec::initNativeWindow() {
4244    // Enable use of a GraphicBuffer as the output for this node.  This must
4245    // happen before getting the IndexParamPortDefinition parameter because it
4246    // will affect the pixel format that the node reports.
4247    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4248    if (err != 0) {
4249        return err;
4250    }
4251
4252    return OK;
4253}
4254
4255void OMXCodec::initNativeWindowCrop() {
4256    int32_t left, top, right, bottom;
4257
4258    CHECK(mOutputFormat->findRect(
4259                        kKeyCropRect,
4260                        &left, &top, &right, &bottom));
4261
4262    android_native_rect_t crop;
4263    crop.left = left;
4264    crop.top = top;
4265    crop.right = right + 1;
4266    crop.bottom = bottom + 1;
4267
4268    // We'll ignore any errors here, if the surface is
4269    // already invalid, we'll know soon enough.
4270    native_window_set_crop(mNativeWindow.get(), &crop);
4271}
4272
4273void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4274    mOutputFormat = new MetaData;
4275    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4276    if (mIsEncoder) {
4277        int32_t timeScale;
4278        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4279            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4280        }
4281    }
4282
4283    OMX_PARAM_PORTDEFINITIONTYPE def;
4284    InitOMXParams(&def);
4285    def.nPortIndex = kPortIndexOutput;
4286
4287    status_t err = mOMX->getParameter(
4288            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4289    CHECK_EQ(err, (status_t)OK);
4290
4291    switch (def.eDomain) {
4292        case OMX_PortDomainImage:
4293        {
4294            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4295            CHECK_EQ((int)imageDef->eCompressionFormat,
4296                     (int)OMX_IMAGE_CodingUnused);
4297
4298            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4299            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4300            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4301            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4302            break;
4303        }
4304
4305        case OMX_PortDomainAudio:
4306        {
4307            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4308
4309            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4310                OMX_AUDIO_PARAM_PCMMODETYPE params;
4311                InitOMXParams(&params);
4312                params.nPortIndex = kPortIndexOutput;
4313
4314                err = mOMX->getParameter(
4315                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4316                CHECK_EQ(err, (status_t)OK);
4317
4318                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4319                CHECK_EQ(params.nBitPerSample, 16u);
4320                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4321
4322                int32_t numChannels, sampleRate;
4323                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4324                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4325
4326                if ((OMX_U32)numChannels != params.nChannels) {
4327                    ALOGV("Codec outputs a different number of channels than "
4328                         "the input stream contains (contains %d channels, "
4329                         "codec outputs %ld channels).",
4330                         numChannels, params.nChannels);
4331                }
4332
4333                if (sampleRate != (int32_t)params.nSamplingRate) {
4334                    ALOGV("Codec outputs at different sampling rate than "
4335                         "what the input stream contains (contains data at "
4336                         "%d Hz, codec outputs %lu Hz)",
4337                         sampleRate, params.nSamplingRate);
4338                }
4339
4340                mOutputFormat->setCString(
4341                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4342
4343                // Use the codec-advertised number of channels, as some
4344                // codecs appear to output stereo even if the input data is
4345                // mono. If we know the codec lies about this information,
4346                // use the actual number of channels instead.
4347                mOutputFormat->setInt32(
4348                        kKeyChannelCount,
4349                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4350                            ? numChannels : params.nChannels);
4351
4352                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4353            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4354                OMX_AUDIO_PARAM_AMRTYPE amr;
4355                InitOMXParams(&amr);
4356                amr.nPortIndex = kPortIndexOutput;
4357
4358                err = mOMX->getParameter(
4359                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4360                CHECK_EQ(err, (status_t)OK);
4361
4362                CHECK_EQ(amr.nChannels, 1u);
4363                mOutputFormat->setInt32(kKeyChannelCount, 1);
4364
4365                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4366                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4367                    mOutputFormat->setCString(
4368                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4369                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4370                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4371                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4372                    mOutputFormat->setCString(
4373                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4374                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4375                } else {
4376                    CHECK(!"Unknown AMR band mode.");
4377                }
4378            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4379                mOutputFormat->setCString(
4380                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4381                int32_t numChannels, sampleRate, bitRate;
4382                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4383                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4384                inputFormat->findInt32(kKeyBitRate, &bitRate);
4385                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4386                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4387                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4388            } else {
4389                CHECK(!"Should not be here. Unknown audio encoding.");
4390            }
4391            break;
4392        }
4393
4394        case OMX_PortDomainVideo:
4395        {
4396            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4397
4398            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4399                mOutputFormat->setCString(
4400                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4401            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4402                mOutputFormat->setCString(
4403                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4404            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4405                mOutputFormat->setCString(
4406                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4407            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4408                mOutputFormat->setCString(
4409                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4410            } else {
4411                CHECK(!"Unknown compression format.");
4412            }
4413
4414            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4415            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4416            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4417
4418            if (!mIsEncoder) {
4419                OMX_CONFIG_RECTTYPE rect;
4420                InitOMXParams(&rect);
4421                rect.nPortIndex = kPortIndexOutput;
4422                status_t err =
4423                        mOMX->getConfig(
4424                            mNode, OMX_IndexConfigCommonOutputCrop,
4425                            &rect, sizeof(rect));
4426
4427                CODEC_LOGI(
4428                        "video dimensions are %ld x %ld",
4429                        video_def->nFrameWidth, video_def->nFrameHeight);
4430
4431                if (err == OK) {
4432                    CHECK_GE(rect.nLeft, 0);
4433                    CHECK_GE(rect.nTop, 0);
4434                    CHECK_GE(rect.nWidth, 0u);
4435                    CHECK_GE(rect.nHeight, 0u);
4436                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4437                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4438
4439                    mOutputFormat->setRect(
4440                            kKeyCropRect,
4441                            rect.nLeft,
4442                            rect.nTop,
4443                            rect.nLeft + rect.nWidth - 1,
4444                            rect.nTop + rect.nHeight - 1);
4445
4446                    CODEC_LOGI(
4447                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4448                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4449                } else {
4450                    mOutputFormat->setRect(
4451                            kKeyCropRect,
4452                            0, 0,
4453                            video_def->nFrameWidth - 1,
4454                            video_def->nFrameHeight - 1);
4455                }
4456
4457                if (mNativeWindow != NULL) {
4458                     initNativeWindowCrop();
4459                }
4460            }
4461            break;
4462        }
4463
4464        default:
4465        {
4466            CHECK(!"should not be here, neither audio nor video.");
4467            break;
4468        }
4469    }
4470
4471    // If the input format contains rotation information, flag the output
4472    // format accordingly.
4473
4474    int32_t rotationDegrees;
4475    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4476        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4477    }
4478}
4479
4480status_t OMXCodec::pause() {
4481    Mutex::Autolock autoLock(mLock);
4482
4483    mPaused = true;
4484
4485    return OK;
4486}
4487
4488////////////////////////////////////////////////////////////////////////////////
4489
4490status_t QueryCodecs(
4491        const sp<IOMX> &omx,
4492        const char *mime, bool queryDecoders, bool hwCodecOnly,
4493        Vector<CodecCapabilities> *results) {
4494    Vector<String8> matchingCodecs;
4495    results->clear();
4496
4497    OMXCodec::findMatchingCodecs(mime,
4498            !queryDecoders /*createEncoder*/,
4499            NULL /*matchComponentName*/,
4500            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4501            &matchingCodecs);
4502
4503    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4504        const char *componentName = matchingCodecs.itemAt(c).string();
4505
4506        results->push();
4507        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4508
4509        status_t err =
4510            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4511
4512        if (err != OK) {
4513            results->removeAt(results->size() - 1);
4514        }
4515    }
4516
4517    return OK;
4518}
4519
4520status_t QueryCodec(
4521        const sp<IOMX> &omx,
4522        const char *componentName, const char *mime,
4523        bool isEncoder,
4524        CodecCapabilities *caps) {
4525    if (strncmp(componentName, "OMX.", 4)) {
4526        // Not an OpenMax component but a software codec.
4527
4528        caps->mComponentName = componentName;
4529        return OK;
4530    }
4531
4532    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4533    IOMX::node_id node;
4534    status_t err = omx->allocateNode(componentName, observer, &node);
4535
4536    if (err != OK) {
4537        return err;
4538    }
4539
4540    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4541
4542    caps->mComponentName = componentName;
4543
4544    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4545    InitOMXParams(&param);
4546
4547    param.nPortIndex = !isEncoder ? 0 : 1;
4548
4549    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4550        err = omx->getParameter(
4551                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4552                &param, sizeof(param));
4553
4554        if (err != OK) {
4555            break;
4556        }
4557
4558        CodecProfileLevel profileLevel;
4559        profileLevel.mProfile = param.eProfile;
4560        profileLevel.mLevel = param.eLevel;
4561
4562        caps->mProfileLevels.push(profileLevel);
4563    }
4564
4565    // Color format query
4566    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4567    InitOMXParams(&portFormat);
4568    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4569    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4570        err = omx->getParameter(
4571                node, OMX_IndexParamVideoPortFormat,
4572                &portFormat, sizeof(portFormat));
4573        if (err != OK) {
4574            break;
4575        }
4576        caps->mColorFormats.push(portFormat.eColorFormat);
4577    }
4578
4579    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4580
4581    return OK;
4582}
4583
4584status_t QueryCodecs(
4585        const sp<IOMX> &omx,
4586        const char *mimeType, bool queryDecoders,
4587        Vector<CodecCapabilities> *results) {
4588    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4589}
4590
4591void OMXCodec::restorePatchedDataPointer(BufferInfo *info) {
4592    CHECK(mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames));
4593    CHECK(mOMXLivesLocally);
4594
4595    OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *)info->mBuffer;
4596    header->pBuffer = (OMX_U8 *)info->mData;
4597}
4598
4599// These are supposed be equivalent to the logic in
4600// "audio_channel_out_mask_from_count".
4601status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4602    switch (numChannels) {
4603        case 1:
4604            map[0] = OMX_AUDIO_ChannelCF;
4605            break;
4606        case 2:
4607            map[0] = OMX_AUDIO_ChannelLF;
4608            map[1] = OMX_AUDIO_ChannelRF;
4609            break;
4610        case 3:
4611            map[0] = OMX_AUDIO_ChannelLF;
4612            map[1] = OMX_AUDIO_ChannelRF;
4613            map[2] = OMX_AUDIO_ChannelCF;
4614            break;
4615        case 4:
4616            map[0] = OMX_AUDIO_ChannelLF;
4617            map[1] = OMX_AUDIO_ChannelRF;
4618            map[2] = OMX_AUDIO_ChannelLR;
4619            map[3] = OMX_AUDIO_ChannelRR;
4620            break;
4621        case 5:
4622            map[0] = OMX_AUDIO_ChannelLF;
4623            map[1] = OMX_AUDIO_ChannelRF;
4624            map[2] = OMX_AUDIO_ChannelCF;
4625            map[3] = OMX_AUDIO_ChannelLR;
4626            map[4] = OMX_AUDIO_ChannelRR;
4627            break;
4628        case 6:
4629            map[0] = OMX_AUDIO_ChannelLF;
4630            map[1] = OMX_AUDIO_ChannelRF;
4631            map[2] = OMX_AUDIO_ChannelCF;
4632            map[3] = OMX_AUDIO_ChannelLFE;
4633            map[4] = OMX_AUDIO_ChannelLR;
4634            map[5] = OMX_AUDIO_ChannelRR;
4635            break;
4636        case 7:
4637            map[0] = OMX_AUDIO_ChannelLF;
4638            map[1] = OMX_AUDIO_ChannelRF;
4639            map[2] = OMX_AUDIO_ChannelCF;
4640            map[3] = OMX_AUDIO_ChannelLFE;
4641            map[4] = OMX_AUDIO_ChannelLR;
4642            map[5] = OMX_AUDIO_ChannelRR;
4643            map[6] = OMX_AUDIO_ChannelCS;
4644            break;
4645        case 8:
4646            map[0] = OMX_AUDIO_ChannelLF;
4647            map[1] = OMX_AUDIO_ChannelRF;
4648            map[2] = OMX_AUDIO_ChannelCF;
4649            map[3] = OMX_AUDIO_ChannelLFE;
4650            map[4] = OMX_AUDIO_ChannelLR;
4651            map[5] = OMX_AUDIO_ChannelRR;
4652            map[6] = OMX_AUDIO_ChannelLS;
4653            map[7] = OMX_AUDIO_ChannelRS;
4654            break;
4655        default:
4656            return -EINVAL;
4657    }
4658
4659    return OK;
4660}
4661
4662}  // namespace android
4663