OMXCodec.cpp revision 7c25df82dfc8bbedb58608242f0d923a4594bb14 
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
23#include "include/ESDS.h"
24
25#include <binder/IServiceManager.h>
26#include <binder/MemoryDealer.h>
27#include <binder/ProcessState.h>
28#include <HardwareAPI.h>
29#include <media/stagefright/foundation/ADebug.h>
30#include <media/IMediaPlayerService.h>
31#include <media/stagefright/MediaBuffer.h>
32#include <media/stagefright/MediaBufferGroup.h>
33#include <media/stagefright/MediaDefs.h>
34#include <media/stagefright/MediaCodecList.h>
35#include <media/stagefright/MediaExtractor.h>
36#include <media/stagefright/MetaData.h>
37#include <media/stagefright/OMXCodec.h>
38#include <media/stagefright/Utils.h>
39#include <media/stagefright/SkipCutBuffer.h>
40#include <utils/Vector.h>
41
42#include <OMX_Audio.h>
43#include <OMX_Component.h>
44
45#include "include/avc_utils.h"
46
47namespace android {
48
49// Treat time out as an error if we have not received any output
50// buffers after 3 seconds.
51const static int64_t kBufferFilledEventTimeOutNs = 3000000000LL;
52
53// OMX Spec defines less than 50 color formats. If the query for
54// color format is executed for more than kMaxColorFormatSupported,
55// the query will fail to avoid looping forever.
56// 1000 is more than enough for us to tell whether the omx
57// component in question is buggy or not.
58const static uint32_t kMaxColorFormatSupported = 1000;
59
60#define FACTORY_CREATE_ENCODER(name) \
61static sp<MediaSource> Make##name(const sp<MediaSource> &source, const sp<MetaData> &meta) { \
62    return new name(source, meta); \
63}
64
65#define FACTORY_REF(name) { #name, Make##name },
66
67FACTORY_CREATE_ENCODER(AACEncoder)
68
69static sp<MediaSource> InstantiateSoftwareEncoder(
70        const char *name, const sp<MediaSource> &source,
71        const sp<MetaData> &meta) {
72    struct FactoryInfo {
73        const char *name;
74        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &, const sp<MetaData> &);
75    };
76
77    static const FactoryInfo kFactoryInfo[] = {
78        FACTORY_REF(AACEncoder)
79    };
80    for (size_t i = 0;
81         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
82        if (!strcmp(name, kFactoryInfo[i].name)) {
83            return (*kFactoryInfo[i].CreateFunc)(source, meta);
84        }
85    }
86
87    return NULL;
88}
89
90#undef FACTORY_CREATE_ENCODER
91#undef FACTORY_REF
92
93#define CODEC_LOGI(x, ...) ALOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
94#define CODEC_LOGV(x, ...) ALOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
95#define CODEC_LOGE(x, ...) ALOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
96
97struct OMXCodecObserver : public BnOMXObserver {
98    OMXCodecObserver() {
99    }
100
101    void setCodec(const sp<OMXCodec> &target) {
102        mTarget = target;
103    }
104
105    // from IOMXObserver
106    virtual void onMessage(const omx_message &msg) {
107        sp<OMXCodec> codec = mTarget.promote();
108
109        if (codec.get() != NULL) {
110            Mutex::Autolock autoLock(codec->mLock);
111            codec->on_message(msg);
112            codec.clear();
113        }
114    }
115
116protected:
117    virtual ~OMXCodecObserver() {}
118
119private:
120    wp<OMXCodec> mTarget;
121
122    OMXCodecObserver(const OMXCodecObserver &);
123    OMXCodecObserver &operator=(const OMXCodecObserver &);
124};
125
126template<class T>
127static void InitOMXParams(T *params) {
128    params->nSize = sizeof(T);
129    params->nVersion.s.nVersionMajor = 1;
130    params->nVersion.s.nVersionMinor = 0;
131    params->nVersion.s.nRevision = 0;
132    params->nVersion.s.nStep = 0;
133}
134
135static bool IsSoftwareCodec(const char *componentName) {
136    if (!strncmp("OMX.google.", componentName, 11)) {
137        return true;
138    }
139
140    if (!strncmp("OMX.", componentName, 4)) {
141        return false;
142    }
143
144    return true;
145}
146
147// A sort order in which OMX software codecs are first, followed
148// by other (non-OMX) software codecs, followed by everything else.
149static int CompareSoftwareCodecsFirst(
150        const String8 *elem1, const String8 *elem2) {
151    bool isOMX1 = !strncmp(elem1->string(), "OMX.", 4);
152    bool isOMX2 = !strncmp(elem2->string(), "OMX.", 4);
153
154    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
155    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
156
157    if (isSoftwareCodec1) {
158        if (!isSoftwareCodec2) { return -1; }
159
160        if (isOMX1) {
161            if (isOMX2) { return 0; }
162
163            return -1;
164        } else {
165            if (isOMX2) { return 0; }
166
167            return 1;
168        }
169
170        return -1;
171    }
172
173    if (isSoftwareCodec2) {
174        return 1;
175    }
176
177    return 0;
178}
179
180// static
181void OMXCodec::findMatchingCodecs(
182        const char *mime,
183        bool createEncoder, const char *matchComponentName,
184        uint32_t flags,
185        Vector<String8> *matchingCodecs,
186        Vector<uint32_t> *matchingCodecQuirks) {
187    matchingCodecs->clear();
188
189    if (matchingCodecQuirks) {
190        matchingCodecQuirks->clear();
191    }
192
193    const MediaCodecList *list = MediaCodecList::getInstance();
194    if (list == NULL) {
195        return;
196    }
197
198    size_t index = 0;
199    for (;;) {
200        ssize_t matchIndex =
201            list->findCodecByType(mime, createEncoder, index);
202
203        if (matchIndex < 0) {
204            break;
205        }
206
207        index = matchIndex + 1;
208
209        const char *componentName = list->getCodecName(matchIndex);
210
211        // If a specific codec is requested, skip the non-matching ones.
212        if (matchComponentName && strcmp(componentName, matchComponentName)) {
213            continue;
214        }
215
216        // When requesting software-only codecs, only push software codecs
217        // When requesting hardware-only codecs, only push hardware codecs
218        // When there is request neither for software-only nor for
219        // hardware-only codecs, push all codecs
220        if (((flags & kSoftwareCodecsOnly) &&   IsSoftwareCodec(componentName)) ||
221            ((flags & kHardwareCodecsOnly) &&  !IsSoftwareCodec(componentName)) ||
222            (!(flags & (kSoftwareCodecsOnly | kHardwareCodecsOnly)))) {
223
224            matchingCodecs->push(String8(componentName));
225
226            if (matchingCodecQuirks) {
227                matchingCodecQuirks->push(getComponentQuirks(list, matchIndex));
228            }
229        }
230    }
231
232    if (flags & kPreferSoftwareCodecs) {
233        matchingCodecs->sort(CompareSoftwareCodecsFirst);
234    }
235}
236
237// static
238uint32_t OMXCodec::getComponentQuirks(
239        const MediaCodecList *list, size_t index) {
240    uint32_t quirks = 0;
241    if (list->codecHasQuirk(
242                index, "requires-allocate-on-input-ports")) {
243        quirks |= kRequiresAllocateBufferOnInputPorts;
244    }
245    if (list->codecHasQuirk(
246                index, "requires-allocate-on-output-ports")) {
247        quirks |= kRequiresAllocateBufferOnOutputPorts;
248    }
249    if (list->codecHasQuirk(
250                index, "output-buffers-are-unreadable")) {
251        quirks |= kOutputBuffersAreUnreadable;
252    }
253
254    return quirks;
255}
256
257// static
258bool OMXCodec::findCodecQuirks(const char *componentName, uint32_t *quirks) {
259    const MediaCodecList *list = MediaCodecList::getInstance();
260
261    if (list == NULL) {
262        return false;
263    }
264
265    ssize_t index = list->findCodecByName(componentName);
266
267    if (index < 0) {
268        return false;
269    }
270
271    *quirks = getComponentQuirks(list, index);
272
273    return true;
274}
275
276// static
277sp<MediaSource> OMXCodec::Create(
278        const sp<IOMX> &omx,
279        const sp<MetaData> &meta, bool createEncoder,
280        const sp<MediaSource> &source,
281        const char *matchComponentName,
282        uint32_t flags,
283        const sp<ANativeWindow> &nativeWindow) {
284    int32_t requiresSecureBuffers;
285    if (source->getFormat()->findInt32(
286                kKeyRequiresSecureBuffers,
287                &requiresSecureBuffers)
288            && requiresSecureBuffers) {
289        flags |= kIgnoreCodecSpecificData;
290        flags |= kUseSecureInputBuffers;
291    }
292
293    const char *mime;
294    bool success = meta->findCString(kKeyMIMEType, &mime);
295    CHECK(success);
296
297    Vector<String8> matchingCodecs;
298    Vector<uint32_t> matchingCodecQuirks;
299    findMatchingCodecs(
300            mime, createEncoder, matchComponentName, flags,
301            &matchingCodecs, &matchingCodecQuirks);
302
303    if (matchingCodecs.isEmpty()) {
304        return NULL;
305    }
306
307    sp<OMXCodecObserver> observer = new OMXCodecObserver;
308    IOMX::node_id node = 0;
309
310    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
311        const char *componentNameBase = matchingCodecs[i].string();
312        uint32_t quirks = matchingCodecQuirks[i];
313        const char *componentName = componentNameBase;
314
315        AString tmp;
316        if (flags & kUseSecureInputBuffers) {
317            tmp = componentNameBase;
318            tmp.append(".secure");
319
320            componentName = tmp.c_str();
321        }
322
323        if (createEncoder) {
324            sp<MediaSource> softwareCodec =
325                InstantiateSoftwareEncoder(componentName, source, meta);
326
327            if (softwareCodec != NULL) {
328                ALOGV("Successfully allocated software codec '%s'", componentName);
329
330                return softwareCodec;
331            }
332        }
333
334        ALOGV("Attempting to allocate OMX node '%s'", componentName);
335
336        if (!createEncoder
337                && (quirks & kOutputBuffersAreUnreadable)
338                && (flags & kClientNeedsFramebuffer)) {
339            if (strncmp(componentName, "OMX.SEC.", 8)) {
340                // For OMX.SEC.* decoders we can enable a special mode that
341                // gives the client access to the framebuffer contents.
342
343                ALOGW("Component '%s' does not give the client access to "
344                     "the framebuffer contents. Skipping.",
345                     componentName);
346
347                continue;
348            }
349        }
350
351        status_t err = omx->allocateNode(componentName, observer, &node);
352        if (err == OK) {
353            ALOGV("Successfully allocated OMX node '%s'", componentName);
354
355            sp<OMXCodec> codec = new OMXCodec(
356                    omx, node, quirks, flags,
357                    createEncoder, mime, componentName,
358                    source, nativeWindow);
359
360            observer->setCodec(codec);
361
362            err = codec->configureCodec(meta);
363
364            if (err == OK) {
365                if (!strcmp("OMX.Nvidia.mpeg2v.decode", componentName)) {
366                    codec->mFlags |= kOnlySubmitOneInputBufferAtOneTime;
367                }
368
369                return codec;
370            }
371
372            ALOGV("Failed to configure codec '%s'", componentName);
373        }
374    }
375
376    return NULL;
377}
378
379status_t OMXCodec::parseAVCCodecSpecificData(
380        const void *data, size_t size,
381        unsigned *profile, unsigned *level) {
382    const uint8_t *ptr = (const uint8_t *)data;
383
384    // verify minimum size and configurationVersion == 1.
385    if (size < 7 || ptr[0] != 1) {
386        return ERROR_MALFORMED;
387    }
388
389    *profile = ptr[1];
390    *level = ptr[3];
391
392    // There is decodable content out there that fails the following
393    // assertion, let's be lenient for now...
394    // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
395
396    size_t lengthSize = 1 + (ptr[4] & 3);
397
398    // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
399    // violates it...
400    // CHECK((ptr[5] >> 5) == 7);  // reserved
401
402    size_t numSeqParameterSets = ptr[5] & 31;
403
404    ptr += 6;
405    size -= 6;
406
407    for (size_t i = 0; i < numSeqParameterSets; ++i) {
408        if (size < 2) {
409            return ERROR_MALFORMED;
410        }
411
412        size_t length = U16_AT(ptr);
413
414        ptr += 2;
415        size -= 2;
416
417        if (size < length) {
418            return ERROR_MALFORMED;
419        }
420
421        addCodecSpecificData(ptr, length);
422
423        ptr += length;
424        size -= length;
425    }
426
427    if (size < 1) {
428        return ERROR_MALFORMED;
429    }
430
431    size_t numPictureParameterSets = *ptr;
432    ++ptr;
433    --size;
434
435    for (size_t i = 0; i < numPictureParameterSets; ++i) {
436        if (size < 2) {
437            return ERROR_MALFORMED;
438        }
439
440        size_t length = U16_AT(ptr);
441
442        ptr += 2;
443        size -= 2;
444
445        if (size < length) {
446            return ERROR_MALFORMED;
447        }
448
449        addCodecSpecificData(ptr, length);
450
451        ptr += length;
452        size -= length;
453    }
454
455    return OK;
456}
457
458status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
459    ALOGV("configureCodec protected=%d",
460         (mFlags & kEnableGrallocUsageProtected) ? 1 : 0);
461
462    if (!(mFlags & kIgnoreCodecSpecificData)) {
463        uint32_t type;
464        const void *data;
465        size_t size;
466        if (meta->findData(kKeyESDS, &type, &data, &size)) {
467            ESDS esds((const char *)data, size);
468            CHECK_EQ(esds.InitCheck(), (status_t)OK);
469
470            const void *codec_specific_data;
471            size_t codec_specific_data_size;
472            esds.getCodecSpecificInfo(
473                    &codec_specific_data, &codec_specific_data_size);
474
475            addCodecSpecificData(
476                    codec_specific_data, codec_specific_data_size);
477        } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
478            // Parse the AVCDecoderConfigurationRecord
479
480            unsigned profile, level;
481            status_t err;
482            if ((err = parseAVCCodecSpecificData(
483                            data, size, &profile, &level)) != OK) {
484                ALOGE("Malformed AVC codec specific data.");
485                return err;
486            }
487
488            CODEC_LOGI(
489                    "AVC profile = %u (%s), level = %u",
490                    profile, AVCProfileToString(profile), level);
491        } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) {
492            addCodecSpecificData(data, size);
493
494            CHECK(meta->findData(kKeyVorbisBooks, &type, &data, &size));
495            addCodecSpecificData(data, size);
496        }
497    }
498
499    int32_t bitRate = 0;
500    if (mIsEncoder) {
501        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
502    }
503    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
504        setAMRFormat(false /* isWAMR */, bitRate);
505    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
506        setAMRFormat(true /* isWAMR */, bitRate);
507    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
508        int32_t numChannels, sampleRate, aacProfile;
509        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
510        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
511
512        if (!meta->findInt32(kKeyAACProfile, &aacProfile)) {
513            aacProfile = OMX_AUDIO_AACObjectNull;
514        }
515
516        int32_t isADTS;
517        if (!meta->findInt32(kKeyIsADTS, &isADTS)) {
518            isADTS = false;
519        }
520
521        status_t err = setAACFormat(numChannels, sampleRate, bitRate, aacProfile, isADTS);
522        if (err != OK) {
523            CODEC_LOGE("setAACFormat() failed (err = %d)", err);
524            return err;
525        }
526    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_ALAW, mMIME)
527            || !strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_MLAW, mMIME)) {
528        // These are PCM-like formats with a fixed sample rate but
529        // a variable number of channels.
530
531        int32_t numChannels;
532        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
533
534        setG711Format(numChannels);
535    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mMIME)) {
536        CHECK(!mIsEncoder);
537
538        int32_t numChannels, sampleRate;
539        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
540        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
541
542        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
543    }
544
545    if (!strncasecmp(mMIME, "video/", 6)) {
546
547        if (mIsEncoder) {
548            setVideoInputFormat(mMIME, meta);
549        } else {
550            int32_t width, height;
551            bool success = meta->findInt32(kKeyWidth, &width);
552            success = success && meta->findInt32(kKeyHeight, &height);
553            CHECK(success);
554            status_t err = setVideoOutputFormat(
555                    mMIME, width, height);
556
557            if (err != OK) {
558                return err;
559            }
560        }
561    }
562
563    int32_t maxInputSize;
564    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
565        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
566    }
567
568    initOutputFormat(meta);
569
570    if ((mFlags & kClientNeedsFramebuffer)
571            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
572        OMX_INDEXTYPE index;
573
574        status_t err =
575            mOMX->getExtensionIndex(
576                    mNode,
577                    "OMX.SEC.index.ThumbnailMode",
578                    &index);
579
580        if (err != OK) {
581            return err;
582        }
583
584        OMX_BOOL enable = OMX_TRUE;
585        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
586
587        if (err != OK) {
588            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
589                       "returned error 0x%08x", err);
590
591            return err;
592        }
593
594        mQuirks &= ~kOutputBuffersAreUnreadable;
595    }
596
597    if (mNativeWindow != NULL
598        && !mIsEncoder
599        && !strncasecmp(mMIME, "video/", 6)
600        && !strncmp(mComponentName, "OMX.", 4)) {
601        status_t err = initNativeWindow();
602        if (err != OK) {
603            return err;
604        }
605    }
606
607    return OK;
608}
609
610void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
611    OMX_PARAM_PORTDEFINITIONTYPE def;
612    InitOMXParams(&def);
613    def.nPortIndex = portIndex;
614
615    status_t err = mOMX->getParameter(
616            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
617    CHECK_EQ(err, (status_t)OK);
618
619    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
620        || (def.nBufferSize < size)) {
621        def.nBufferSize = size;
622    }
623
624    err = mOMX->setParameter(
625            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
626    CHECK_EQ(err, (status_t)OK);
627
628    err = mOMX->getParameter(
629            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
630    CHECK_EQ(err, (status_t)OK);
631
632    // Make sure the setting actually stuck.
633    if (portIndex == kPortIndexInput
634            && (mQuirks & kInputBufferSizesAreBogus)) {
635        CHECK_EQ(def.nBufferSize, size);
636    } else {
637        CHECK(def.nBufferSize >= size);
638    }
639}
640
641status_t OMXCodec::setVideoPortFormatType(
642        OMX_U32 portIndex,
643        OMX_VIDEO_CODINGTYPE compressionFormat,
644        OMX_COLOR_FORMATTYPE colorFormat) {
645    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
646    InitOMXParams(&format);
647    format.nPortIndex = portIndex;
648    format.nIndex = 0;
649    bool found = false;
650
651    OMX_U32 index = 0;
652    for (;;) {
653        format.nIndex = index;
654        status_t err = mOMX->getParameter(
655                mNode, OMX_IndexParamVideoPortFormat,
656                &format, sizeof(format));
657
658        if (err != OK) {
659            return err;
660        }
661
662        // The following assertion is violated by TI's video decoder.
663        // CHECK_EQ(format.nIndex, index);
664
665#if 1
666        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
667             portIndex,
668             index, format.eCompressionFormat, format.eColorFormat);
669#endif
670
671        if (format.eCompressionFormat == compressionFormat
672                && format.eColorFormat == colorFormat) {
673            found = true;
674            break;
675        }
676
677        ++index;
678        if (index >= kMaxColorFormatSupported) {
679            CODEC_LOGE("color format %d or compression format %d is not supported",
680                colorFormat, compressionFormat);
681            return UNKNOWN_ERROR;
682        }
683    }
684
685    if (!found) {
686        return UNKNOWN_ERROR;
687    }
688
689    CODEC_LOGV("found a match.");
690    status_t err = mOMX->setParameter(
691            mNode, OMX_IndexParamVideoPortFormat,
692            &format, sizeof(format));
693
694    return err;
695}
696
697static size_t getFrameSize(
698        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
699    switch (colorFormat) {
700        case OMX_COLOR_FormatYCbYCr:
701        case OMX_COLOR_FormatCbYCrY:
702            return width * height * 2;
703
704        case OMX_COLOR_FormatYUV420Planar:
705        case OMX_COLOR_FormatYUV420SemiPlanar:
706        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
707        /*
708        * FIXME: For the Opaque color format, the frame size does not
709        * need to be (w*h*3)/2. It just needs to
710        * be larger than certain minimum buffer size. However,
711        * currently, this opaque foramt has been tested only on
712        * YUV420 formats. If that is changed, then we need to revisit
713        * this part in the future
714        */
715        case OMX_COLOR_FormatAndroidOpaque:
716            return (width * height * 3) / 2;
717
718        default:
719            CHECK(!"Should not be here. Unsupported color format.");
720            break;
721    }
722}
723
724status_t OMXCodec::findTargetColorFormat(
725        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
726    ALOGV("findTargetColorFormat");
727    CHECK(mIsEncoder);
728
729    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
730    int32_t targetColorFormat;
731    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
732        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
733    }
734
735    // Check whether the target color format is supported.
736    return isColorFormatSupported(*colorFormat, kPortIndexInput);
737}
738
739status_t OMXCodec::isColorFormatSupported(
740        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
741    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
742
743    // Enumerate all the color formats supported by
744    // the omx component to see whether the given
745    // color format is supported.
746    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
747    InitOMXParams(&portFormat);
748    portFormat.nPortIndex = portIndex;
749    OMX_U32 index = 0;
750    portFormat.nIndex = index;
751    while (true) {
752        if (OMX_ErrorNone != mOMX->getParameter(
753                mNode, OMX_IndexParamVideoPortFormat,
754                &portFormat, sizeof(portFormat))) {
755            break;
756        }
757        // Make sure that omx component does not overwrite
758        // the incremented index (bug 2897413).
759        CHECK_EQ(index, portFormat.nIndex);
760        if (portFormat.eColorFormat == colorFormat) {
761            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
762            return OK;  // colorFormat is supported!
763        }
764        ++index;
765        portFormat.nIndex = index;
766
767        if (index >= kMaxColorFormatSupported) {
768            CODEC_LOGE("More than %ld color formats are supported???", index);
769            break;
770        }
771    }
772
773    CODEC_LOGE("color format %d is not supported", colorFormat);
774    return UNKNOWN_ERROR;
775}
776
777void OMXCodec::setVideoInputFormat(
778        const char *mime, const sp<MetaData>& meta) {
779
780    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
781    bool success = meta->findInt32(kKeyWidth, &width);
782    success = success && meta->findInt32(kKeyHeight, &height);
783    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
784    success = success && meta->findInt32(kKeyBitRate, &bitRate);
785    success = success && meta->findInt32(kKeyStride, &stride);
786    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
787    CHECK(success);
788    CHECK(stride != 0);
789
790    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
791    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
792        compressionFormat = OMX_VIDEO_CodingAVC;
793    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
794        compressionFormat = OMX_VIDEO_CodingMPEG4;
795    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
796        compressionFormat = OMX_VIDEO_CodingH263;
797    } else {
798        ALOGE("Not a supported video mime type: %s", mime);
799        CHECK(!"Should not be here. Not a supported video mime type.");
800    }
801
802    OMX_COLOR_FORMATTYPE colorFormat;
803    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
804
805    status_t err;
806    OMX_PARAM_PORTDEFINITIONTYPE def;
807    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
808
809    //////////////////////// Input port /////////////////////////
810    CHECK_EQ(setVideoPortFormatType(
811            kPortIndexInput, OMX_VIDEO_CodingUnused,
812            colorFormat), (status_t)OK);
813
814    InitOMXParams(&def);
815    def.nPortIndex = kPortIndexInput;
816
817    err = mOMX->getParameter(
818            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
819    CHECK_EQ(err, (status_t)OK);
820
821    def.nBufferSize = getFrameSize(colorFormat,
822            stride > 0? stride: -stride, sliceHeight);
823
824    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
825
826    video_def->nFrameWidth = width;
827    video_def->nFrameHeight = height;
828    video_def->nStride = stride;
829    video_def->nSliceHeight = sliceHeight;
830    video_def->xFramerate = (frameRate << 16);  // Q16 format
831    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
832    video_def->eColorFormat = colorFormat;
833
834    err = mOMX->setParameter(
835            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
836    CHECK_EQ(err, (status_t)OK);
837
838    //////////////////////// Output port /////////////////////////
839    CHECK_EQ(setVideoPortFormatType(
840            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
841            (status_t)OK);
842    InitOMXParams(&def);
843    def.nPortIndex = kPortIndexOutput;
844
845    err = mOMX->getParameter(
846            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
847
848    CHECK_EQ(err, (status_t)OK);
849    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
850
851    video_def->nFrameWidth = width;
852    video_def->nFrameHeight = height;
853    video_def->xFramerate = 0;      // No need for output port
854    video_def->nBitrate = bitRate;  // Q16 format
855    video_def->eCompressionFormat = compressionFormat;
856    video_def->eColorFormat = OMX_COLOR_FormatUnused;
857    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
858        // Increases the output buffer size
859        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
860    }
861
862    err = mOMX->setParameter(
863            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
864    CHECK_EQ(err, (status_t)OK);
865
866    /////////////////// Codec-specific ////////////////////////
867    switch (compressionFormat) {
868        case OMX_VIDEO_CodingMPEG4:
869        {
870            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
871            break;
872        }
873
874        case OMX_VIDEO_CodingH263:
875            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
876            break;
877
878        case OMX_VIDEO_CodingAVC:
879        {
880            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
881            break;
882        }
883
884        default:
885            CHECK(!"Support for this compressionFormat to be implemented.");
886            break;
887    }
888}
889
890static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
891    if (iFramesInterval < 0) {
892        return 0xFFFFFFFF;
893    } else if (iFramesInterval == 0) {
894        return 0;
895    }
896    OMX_U32 ret = frameRate * iFramesInterval;
897    CHECK(ret > 1);
898    return ret;
899}
900
901status_t OMXCodec::setupErrorCorrectionParameters() {
902    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
903    InitOMXParams(&errorCorrectionType);
904    errorCorrectionType.nPortIndex = kPortIndexOutput;
905
906    status_t err = mOMX->getParameter(
907            mNode, OMX_IndexParamVideoErrorCorrection,
908            &errorCorrectionType, sizeof(errorCorrectionType));
909    if (err != OK) {
910        ALOGW("Error correction param query is not supported");
911        return OK;  // Optional feature. Ignore this failure
912    }
913
914    errorCorrectionType.bEnableHEC = OMX_FALSE;
915    errorCorrectionType.bEnableResync = OMX_TRUE;
916    errorCorrectionType.nResynchMarkerSpacing = 256;
917    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
918    errorCorrectionType.bEnableRVLC = OMX_FALSE;
919
920    err = mOMX->setParameter(
921            mNode, OMX_IndexParamVideoErrorCorrection,
922            &errorCorrectionType, sizeof(errorCorrectionType));
923    if (err != OK) {
924        ALOGW("Error correction param configuration is not supported");
925    }
926
927    // Optional feature. Ignore the failure.
928    return OK;
929}
930
931status_t OMXCodec::setupBitRate(int32_t bitRate) {
932    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
933    InitOMXParams(&bitrateType);
934    bitrateType.nPortIndex = kPortIndexOutput;
935
936    status_t err = mOMX->getParameter(
937            mNode, OMX_IndexParamVideoBitrate,
938            &bitrateType, sizeof(bitrateType));
939    CHECK_EQ(err, (status_t)OK);
940
941    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
942    bitrateType.nTargetBitrate = bitRate;
943
944    err = mOMX->setParameter(
945            mNode, OMX_IndexParamVideoBitrate,
946            &bitrateType, sizeof(bitrateType));
947    CHECK_EQ(err, (status_t)OK);
948    return OK;
949}
950
951status_t OMXCodec::getVideoProfileLevel(
952        const sp<MetaData>& meta,
953        const CodecProfileLevel& defaultProfileLevel,
954        CodecProfileLevel &profileLevel) {
955    CODEC_LOGV("Default profile: %ld, level %ld",
956            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
957
958    // Are the default profile and level overwriten?
959    int32_t profile, level;
960    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
961        profile = defaultProfileLevel.mProfile;
962    }
963    if (!meta->findInt32(kKeyVideoLevel, &level)) {
964        level = defaultProfileLevel.mLevel;
965    }
966    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
967
968    // Are the target profile and level supported by the encoder?
969    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
970    InitOMXParams(&param);
971    param.nPortIndex = kPortIndexOutput;
972    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
973        status_t err = mOMX->getParameter(
974                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
975                &param, sizeof(param));
976
977        if (err != OK) break;
978
979        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
980        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
981        CODEC_LOGV("Supported profile: %d, level %d",
982            supportedProfile, supportedLevel);
983
984        if (profile == supportedProfile &&
985            level <= supportedLevel) {
986            // We can further check whether the level is a valid
987            // value; but we will leave that to the omx encoder component
988            // via OMX_SetParameter call.
989            profileLevel.mProfile = profile;
990            profileLevel.mLevel = level;
991            return OK;
992        }
993    }
994
995    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
996            profile, level);
997    return BAD_VALUE;
998}
999
1000status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1001    int32_t iFramesInterval, frameRate, bitRate;
1002    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1003    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1004    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1005    CHECK(success);
1006    OMX_VIDEO_PARAM_H263TYPE h263type;
1007    InitOMXParams(&h263type);
1008    h263type.nPortIndex = kPortIndexOutput;
1009
1010    status_t err = mOMX->getParameter(
1011            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1012    CHECK_EQ(err, (status_t)OK);
1013
1014    h263type.nAllowedPictureTypes =
1015        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1016
1017    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1018    if (h263type.nPFrames == 0) {
1019        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1020    }
1021    h263type.nBFrames = 0;
1022
1023    // Check profile and level parameters
1024    CodecProfileLevel defaultProfileLevel, profileLevel;
1025    defaultProfileLevel.mProfile = h263type.eProfile;
1026    defaultProfileLevel.mLevel = h263type.eLevel;
1027    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1028    if (err != OK) return err;
1029    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1030    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1031
1032    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1033    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1034    h263type.nPictureHeaderRepetition = 0;
1035    h263type.nGOBHeaderInterval = 0;
1036
1037    err = mOMX->setParameter(
1038            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1039    CHECK_EQ(err, (status_t)OK);
1040
1041    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1042    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1043
1044    return OK;
1045}
1046
1047status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1048    int32_t iFramesInterval, frameRate, bitRate;
1049    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1050    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1051    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1052    CHECK(success);
1053    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1054    InitOMXParams(&mpeg4type);
1055    mpeg4type.nPortIndex = kPortIndexOutput;
1056
1057    status_t err = mOMX->getParameter(
1058            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1059    CHECK_EQ(err, (status_t)OK);
1060
1061    mpeg4type.nSliceHeaderSpacing = 0;
1062    mpeg4type.bSVH = OMX_FALSE;
1063    mpeg4type.bGov = OMX_FALSE;
1064
1065    mpeg4type.nAllowedPictureTypes =
1066        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1067
1068    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1069    if (mpeg4type.nPFrames == 0) {
1070        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1071    }
1072    mpeg4type.nBFrames = 0;
1073    mpeg4type.nIDCVLCThreshold = 0;
1074    mpeg4type.bACPred = OMX_TRUE;
1075    mpeg4type.nMaxPacketSize = 256;
1076    mpeg4type.nTimeIncRes = 1000;
1077    mpeg4type.nHeaderExtension = 0;
1078    mpeg4type.bReversibleVLC = OMX_FALSE;
1079
1080    // Check profile and level parameters
1081    CodecProfileLevel defaultProfileLevel, profileLevel;
1082    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1083    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1084    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1085    if (err != OK) return err;
1086    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1087    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1088
1089    err = mOMX->setParameter(
1090            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1091    CHECK_EQ(err, (status_t)OK);
1092
1093    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1094    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1095
1096    return OK;
1097}
1098
1099status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1100    int32_t iFramesInterval, frameRate, bitRate;
1101    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1102    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1103    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1104    CHECK(success);
1105
1106    OMX_VIDEO_PARAM_AVCTYPE h264type;
1107    InitOMXParams(&h264type);
1108    h264type.nPortIndex = kPortIndexOutput;
1109
1110    status_t err = mOMX->getParameter(
1111            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1112    CHECK_EQ(err, (status_t)OK);
1113
1114    h264type.nAllowedPictureTypes =
1115        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1116
1117    // Check profile and level parameters
1118    CodecProfileLevel defaultProfileLevel, profileLevel;
1119    defaultProfileLevel.mProfile = h264type.eProfile;
1120    defaultProfileLevel.mLevel = h264type.eLevel;
1121    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1122    if (err != OK) return err;
1123    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1124    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1125
1126    // XXX
1127    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
1128        ALOGW("Use baseline profile instead of %d for AVC recording",
1129            h264type.eProfile);
1130        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1131    }
1132
1133    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1134        h264type.nSliceHeaderSpacing = 0;
1135        h264type.bUseHadamard = OMX_TRUE;
1136        h264type.nRefFrames = 1;
1137        h264type.nBFrames = 0;
1138        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1139        if (h264type.nPFrames == 0) {
1140            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1141        }
1142        h264type.nRefIdx10ActiveMinus1 = 0;
1143        h264type.nRefIdx11ActiveMinus1 = 0;
1144        h264type.bEntropyCodingCABAC = OMX_FALSE;
1145        h264type.bWeightedPPrediction = OMX_FALSE;
1146        h264type.bconstIpred = OMX_FALSE;
1147        h264type.bDirect8x8Inference = OMX_FALSE;
1148        h264type.bDirectSpatialTemporal = OMX_FALSE;
1149        h264type.nCabacInitIdc = 0;
1150    }
1151
1152    if (h264type.nBFrames != 0) {
1153        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1154    }
1155
1156    h264type.bEnableUEP = OMX_FALSE;
1157    h264type.bEnableFMO = OMX_FALSE;
1158    h264type.bEnableASO = OMX_FALSE;
1159    h264type.bEnableRS = OMX_FALSE;
1160    h264type.bFrameMBsOnly = OMX_TRUE;
1161    h264type.bMBAFF = OMX_FALSE;
1162    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1163
1164    err = mOMX->setParameter(
1165            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1166    CHECK_EQ(err, (status_t)OK);
1167
1168    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1169
1170    return OK;
1171}
1172
1173status_t OMXCodec::setVideoOutputFormat(
1174        const char *mime, OMX_U32 width, OMX_U32 height) {
1175    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1176
1177    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1178    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1179        compressionFormat = OMX_VIDEO_CodingAVC;
1180    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1181        compressionFormat = OMX_VIDEO_CodingMPEG4;
1182    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1183        compressionFormat = OMX_VIDEO_CodingH263;
1184    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VPX, mime)) {
1185        compressionFormat = OMX_VIDEO_CodingVPX;
1186    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1187        compressionFormat = OMX_VIDEO_CodingMPEG2;
1188    } else {
1189        ALOGE("Not a supported video mime type: %s", mime);
1190        CHECK(!"Should not be here. Not a supported video mime type.");
1191    }
1192
1193    status_t err = setVideoPortFormatType(
1194            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1195
1196    if (err != OK) {
1197        return err;
1198    }
1199
1200#if 1
1201    {
1202        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1203        InitOMXParams(&format);
1204        format.nPortIndex = kPortIndexOutput;
1205        format.nIndex = 0;
1206
1207        status_t err = mOMX->getParameter(
1208                mNode, OMX_IndexParamVideoPortFormat,
1209                &format, sizeof(format));
1210        CHECK_EQ(err, (status_t)OK);
1211        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1212
1213        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1214               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1215               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1216               || format.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar
1217               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1218
1219        err = mOMX->setParameter(
1220                mNode, OMX_IndexParamVideoPortFormat,
1221                &format, sizeof(format));
1222
1223        if (err != OK) {
1224            return err;
1225        }
1226    }
1227#endif
1228
1229    OMX_PARAM_PORTDEFINITIONTYPE def;
1230    InitOMXParams(&def);
1231    def.nPortIndex = kPortIndexInput;
1232
1233    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1234
1235    err = mOMX->getParameter(
1236            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1237
1238    CHECK_EQ(err, (status_t)OK);
1239
1240#if 1
1241    // XXX Need a (much) better heuristic to compute input buffer sizes.
1242    const size_t X = 64 * 1024;
1243    if (def.nBufferSize < X) {
1244        def.nBufferSize = X;
1245    }
1246#endif
1247
1248    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1249
1250    video_def->nFrameWidth = width;
1251    video_def->nFrameHeight = height;
1252
1253    video_def->eCompressionFormat = compressionFormat;
1254    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1255
1256    err = mOMX->setParameter(
1257            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1258
1259    if (err != OK) {
1260        return err;
1261    }
1262
1263    ////////////////////////////////////////////////////////////////////////////
1264
1265    InitOMXParams(&def);
1266    def.nPortIndex = kPortIndexOutput;
1267
1268    err = mOMX->getParameter(
1269            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1270    CHECK_EQ(err, (status_t)OK);
1271    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1272
1273#if 0
1274    def.nBufferSize =
1275        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1276#endif
1277
1278    video_def->nFrameWidth = width;
1279    video_def->nFrameHeight = height;
1280
1281    err = mOMX->setParameter(
1282            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1283
1284    return err;
1285}
1286
1287OMXCodec::OMXCodec(
1288        const sp<IOMX> &omx, IOMX::node_id node,
1289        uint32_t quirks, uint32_t flags,
1290        bool isEncoder,
1291        const char *mime,
1292        const char *componentName,
1293        const sp<MediaSource> &source,
1294        const sp<ANativeWindow> &nativeWindow)
1295    : mOMX(omx),
1296      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1297      mNode(node),
1298      mQuirks(quirks),
1299      mFlags(flags),
1300      mIsEncoder(isEncoder),
1301      mIsVideo(!strncasecmp("video/", mime, 6)),
1302      mMIME(strdup(mime)),
1303      mComponentName(strdup(componentName)),
1304      mSource(source),
1305      mCodecSpecificDataIndex(0),
1306      mState(LOADED),
1307      mInitialBufferSubmit(true),
1308      mSignalledEOS(false),
1309      mNoMoreOutputData(false),
1310      mOutputPortSettingsHaveChanged(false),
1311      mSeekTimeUs(-1),
1312      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1313      mTargetTimeUs(-1),
1314      mOutputPortSettingsChangedPending(false),
1315      mSkipCutBuffer(NULL),
1316      mLeftOverBuffer(NULL),
1317      mPaused(false),
1318      mNativeWindow(
1319              (!strncmp(componentName, "OMX.google.", 11)
1320              || !strcmp(componentName, "OMX.Nvidia.mpeg2v.decode"))
1321                        ? NULL : nativeWindow) {
1322    mPortStatus[kPortIndexInput] = ENABLED;
1323    mPortStatus[kPortIndexOutput] = ENABLED;
1324
1325    setComponentRole();
1326}
1327
1328// static
1329void OMXCodec::setComponentRole(
1330        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1331        const char *mime) {
1332    struct MimeToRole {
1333        const char *mime;
1334        const char *decoderRole;
1335        const char *encoderRole;
1336    };
1337
1338    static const MimeToRole kMimeToRole[] = {
1339        { MEDIA_MIMETYPE_AUDIO_MPEG,
1340            "audio_decoder.mp3", "audio_encoder.mp3" },
1341        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1342            "audio_decoder.mp1", "audio_encoder.mp1" },
1343        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1344            "audio_decoder.mp2", "audio_encoder.mp2" },
1345        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1346            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1347        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1348            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1349        { MEDIA_MIMETYPE_AUDIO_AAC,
1350            "audio_decoder.aac", "audio_encoder.aac" },
1351        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1352            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1353        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1354            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1355        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1356            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1357        { MEDIA_MIMETYPE_VIDEO_AVC,
1358            "video_decoder.avc", "video_encoder.avc" },
1359        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1360            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1361        { MEDIA_MIMETYPE_VIDEO_H263,
1362            "video_decoder.h263", "video_encoder.h263" },
1363        { MEDIA_MIMETYPE_VIDEO_VPX,
1364            "video_decoder.vpx", "video_encoder.vpx" },
1365        { MEDIA_MIMETYPE_AUDIO_RAW,
1366            "audio_decoder.raw", "audio_encoder.raw" },
1367    };
1368
1369    static const size_t kNumMimeToRole =
1370        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1371
1372    size_t i;
1373    for (i = 0; i < kNumMimeToRole; ++i) {
1374        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1375            break;
1376        }
1377    }
1378
1379    if (i == kNumMimeToRole) {
1380        return;
1381    }
1382
1383    const char *role =
1384        isEncoder ? kMimeToRole[i].encoderRole
1385                  : kMimeToRole[i].decoderRole;
1386
1387    if (role != NULL) {
1388        OMX_PARAM_COMPONENTROLETYPE roleParams;
1389        InitOMXParams(&roleParams);
1390
1391        strncpy((char *)roleParams.cRole,
1392                role, OMX_MAX_STRINGNAME_SIZE - 1);
1393
1394        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1395
1396        status_t err = omx->setParameter(
1397                node, OMX_IndexParamStandardComponentRole,
1398                &roleParams, sizeof(roleParams));
1399
1400        if (err != OK) {
1401            ALOGW("Failed to set standard component role '%s'.", role);
1402        }
1403    }
1404}
1405
1406void OMXCodec::setComponentRole() {
1407    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1408}
1409
1410OMXCodec::~OMXCodec() {
1411    mSource.clear();
1412
1413    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1414
1415    status_t err = mOMX->freeNode(mNode);
1416    CHECK_EQ(err, (status_t)OK);
1417
1418    mNode = NULL;
1419    setState(DEAD);
1420
1421    clearCodecSpecificData();
1422
1423    free(mComponentName);
1424    mComponentName = NULL;
1425
1426    free(mMIME);
1427    mMIME = NULL;
1428}
1429
1430status_t OMXCodec::init() {
1431    // mLock is held.
1432
1433    CHECK_EQ((int)mState, (int)LOADED);
1434
1435    status_t err;
1436    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1437        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1438        CHECK_EQ(err, (status_t)OK);
1439        setState(LOADED_TO_IDLE);
1440    }
1441
1442    err = allocateBuffers();
1443    if (err != (status_t)OK) {
1444        return err;
1445    }
1446
1447    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1448        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1449        CHECK_EQ(err, (status_t)OK);
1450
1451        setState(LOADED_TO_IDLE);
1452    }
1453
1454    while (mState != EXECUTING && mState != ERROR) {
1455        mAsyncCompletion.wait(mLock);
1456    }
1457
1458    return mState == ERROR ? UNKNOWN_ERROR : OK;
1459}
1460
1461// static
1462bool OMXCodec::isIntermediateState(State state) {
1463    return state == LOADED_TO_IDLE
1464        || state == IDLE_TO_EXECUTING
1465        || state == EXECUTING_TO_IDLE
1466        || state == IDLE_TO_LOADED
1467        || state == RECONFIGURING;
1468}
1469
1470status_t OMXCodec::allocateBuffers() {
1471    status_t err = allocateBuffersOnPort(kPortIndexInput);
1472
1473    if (err != OK) {
1474        return err;
1475    }
1476
1477    return allocateBuffersOnPort(kPortIndexOutput);
1478}
1479
1480status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1481    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1482        return allocateOutputBuffersFromNativeWindow();
1483    }
1484
1485    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1486        ALOGE("protected output buffers must be stent to an ANativeWindow");
1487        return PERMISSION_DENIED;
1488    }
1489
1490    status_t err = OK;
1491    if ((mFlags & kStoreMetaDataInVideoBuffers)
1492            && portIndex == kPortIndexInput) {
1493        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1494        if (err != OK) {
1495            ALOGE("Storing meta data in video buffers is not supported");
1496            return err;
1497        }
1498    }
1499
1500    OMX_PARAM_PORTDEFINITIONTYPE def;
1501    InitOMXParams(&def);
1502    def.nPortIndex = portIndex;
1503
1504    err = mOMX->getParameter(
1505            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1506
1507    if (err != OK) {
1508        return err;
1509    }
1510
1511    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1512            def.nBufferCountActual, def.nBufferSize,
1513            portIndex == kPortIndexInput ? "input" : "output");
1514
1515    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1516    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1517
1518    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1519        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1520        CHECK(mem.get() != NULL);
1521
1522        BufferInfo info;
1523        info.mData = NULL;
1524        info.mSize = def.nBufferSize;
1525
1526        IOMX::buffer_id buffer;
1527        if (portIndex == kPortIndexInput
1528                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1529                    || (mFlags & kUseSecureInputBuffers))) {
1530            if (mOMXLivesLocally) {
1531                mem.clear();
1532
1533                err = mOMX->allocateBuffer(
1534                        mNode, portIndex, def.nBufferSize, &buffer,
1535                        &info.mData);
1536            } else {
1537                err = mOMX->allocateBufferWithBackup(
1538                        mNode, portIndex, mem, &buffer);
1539            }
1540        } else if (portIndex == kPortIndexOutput
1541                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1542            if (mOMXLivesLocally) {
1543                mem.clear();
1544
1545                err = mOMX->allocateBuffer(
1546                        mNode, portIndex, def.nBufferSize, &buffer,
1547                        &info.mData);
1548            } else {
1549                err = mOMX->allocateBufferWithBackup(
1550                        mNode, portIndex, mem, &buffer);
1551            }
1552        } else {
1553            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1554        }
1555
1556        if (err != OK) {
1557            ALOGE("allocate_buffer_with_backup failed");
1558            return err;
1559        }
1560
1561        if (mem != NULL) {
1562            info.mData = mem->pointer();
1563        }
1564
1565        info.mBuffer = buffer;
1566        info.mStatus = OWNED_BY_US;
1567        info.mMem = mem;
1568        info.mMediaBuffer = NULL;
1569
1570        if (portIndex == kPortIndexOutput) {
1571            if (!(mOMXLivesLocally
1572                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1573                        && (mQuirks & kDefersOutputBufferAllocation))) {
1574                // If the node does not fill in the buffer ptr at this time,
1575                // we will defer creating the MediaBuffer until receiving
1576                // the first FILL_BUFFER_DONE notification instead.
1577                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1578                info.mMediaBuffer->setObserver(this);
1579            }
1580        }
1581
1582        mPortBuffers[portIndex].push(info);
1583
1584        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1585             portIndex == kPortIndexInput ? "input" : "output");
1586    }
1587
1588    if (portIndex == kPortIndexOutput) {
1589
1590        sp<MetaData> meta = mSource->getFormat();
1591        int32_t delay = 0;
1592        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1593            delay = 0;
1594        }
1595        int32_t padding = 0;
1596        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1597            padding = 0;
1598        }
1599        int32_t numchannels = 0;
1600        if (delay + padding) {
1601            if (mOutputFormat->findInt32(kKeyChannelCount, &numchannels)) {
1602                size_t frameSize = numchannels * sizeof(int16_t);
1603                if (mSkipCutBuffer != NULL) {
1604                    size_t prevbuffersize = mSkipCutBuffer->size();
1605                    if (prevbuffersize != 0) {
1606                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1607                    }
1608                }
1609                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1610            }
1611        }
1612    }
1613
1614    // dumpPortStatus(portIndex);
1615
1616    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1617        Vector<MediaBuffer *> buffers;
1618        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1619            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1620
1621            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1622            buffers.push(mbuf);
1623        }
1624
1625        status_t err = mSource->setBuffers(buffers);
1626
1627        if (err != OK) {
1628            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1629                buffers.editItemAt(i)->release();
1630            }
1631            buffers.clear();
1632
1633            CODEC_LOGE(
1634                    "Codec requested to use secure input buffers but "
1635                    "upstream source didn't support that.");
1636
1637            return err;
1638        }
1639    }
1640
1641    return OK;
1642}
1643
1644status_t OMXCodec::applyRotation() {
1645    sp<MetaData> meta = mSource->getFormat();
1646
1647    int32_t rotationDegrees;
1648    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1649        rotationDegrees = 0;
1650    }
1651
1652    uint32_t transform;
1653    switch (rotationDegrees) {
1654        case 0: transform = 0; break;
1655        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1656        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1657        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1658        default: transform = 0; break;
1659    }
1660
1661    status_t err = OK;
1662
1663    if (transform) {
1664        err = native_window_set_buffers_transform(
1665                mNativeWindow.get(), transform);
1666    }
1667
1668    return err;
1669}
1670
1671status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1672    // Get the number of buffers needed.
1673    OMX_PARAM_PORTDEFINITIONTYPE def;
1674    InitOMXParams(&def);
1675    def.nPortIndex = kPortIndexOutput;
1676
1677    status_t err = mOMX->getParameter(
1678            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1679    if (err != OK) {
1680        return err;
1681    }
1682
1683    err = native_window_set_buffers_geometry(
1684            mNativeWindow.get(),
1685            def.format.video.nFrameWidth,
1686            def.format.video.nFrameHeight,
1687            def.format.video.eColorFormat);
1688
1689    if (err != 0) {
1690        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1691                strerror(-err), -err);
1692        return err;
1693    }
1694
1695    err = applyRotation();
1696    if (err != OK) {
1697        return err;
1698    }
1699
1700    // Set up the native window.
1701    OMX_U32 usage = 0;
1702    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1703    if (err != 0) {
1704        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1705        // XXX: Currently this error is logged, but not fatal.
1706        usage = 0;
1707    }
1708    if (mFlags & kEnableGrallocUsageProtected) {
1709        usage |= GRALLOC_USAGE_PROTECTED;
1710    }
1711
1712    // Make sure to check whether either Stagefright or the video decoder
1713    // requested protected buffers.
1714    if (usage & GRALLOC_USAGE_PROTECTED) {
1715        // Verify that the ANativeWindow sends images directly to
1716        // SurfaceFlinger.
1717        int queuesToNativeWindow = 0;
1718        err = mNativeWindow->query(
1719                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1720                &queuesToNativeWindow);
1721        if (err != 0) {
1722            ALOGE("error authenticating native window: %d", err);
1723            return err;
1724        }
1725        if (queuesToNativeWindow != 1) {
1726            ALOGE("native window could not be authenticated");
1727            return PERMISSION_DENIED;
1728        }
1729    }
1730
1731    ALOGV("native_window_set_usage usage=0x%lx", usage);
1732    err = native_window_set_usage(
1733            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1734    if (err != 0) {
1735        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1736        return err;
1737    }
1738
1739    int minUndequeuedBufs = 0;
1740    err = mNativeWindow->query(mNativeWindow.get(),
1741            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1742    if (err != 0) {
1743        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1744                strerror(-err), -err);
1745        return err;
1746    }
1747
1748    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1749    // buffer counts refer to - how do they account for the renderer holding on
1750    // to buffers?
1751    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1752        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1753        def.nBufferCountActual = newBufferCount;
1754        err = mOMX->setParameter(
1755                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1756        if (err != OK) {
1757            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1758                    newBufferCount, err);
1759            return err;
1760        }
1761    }
1762
1763    err = native_window_set_buffer_count(
1764            mNativeWindow.get(), def.nBufferCountActual);
1765    if (err != 0) {
1766        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1767                -err);
1768        return err;
1769    }
1770
1771    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1772            "output port", def.nBufferCountActual, def.nBufferSize);
1773
1774    // Dequeue buffers and send them to OMX
1775    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1776        ANativeWindowBuffer* buf;
1777        err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &buf);
1778        if (err != 0) {
1779            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1780            break;
1781        }
1782
1783        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1784        BufferInfo info;
1785        info.mData = NULL;
1786        info.mSize = def.nBufferSize;
1787        info.mStatus = OWNED_BY_US;
1788        info.mMem = NULL;
1789        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1790        info.mMediaBuffer->setObserver(this);
1791        mPortBuffers[kPortIndexOutput].push(info);
1792
1793        IOMX::buffer_id bufferId;
1794        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1795                &bufferId);
1796        if (err != 0) {
1797            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1798                    "failed: %d", err);
1799            break;
1800        }
1801
1802        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1803
1804        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1805                bufferId, graphicBuffer.get());
1806    }
1807
1808    OMX_U32 cancelStart;
1809    OMX_U32 cancelEnd;
1810    if (err != 0) {
1811        // If an error occurred while dequeuing we need to cancel any buffers
1812        // that were dequeued.
1813        cancelStart = 0;
1814        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1815    } else {
1816        // Return the last two buffers to the native window.
1817        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1818        cancelEnd = def.nBufferCountActual;
1819    }
1820
1821    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1822        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1823        cancelBufferToNativeWindow(info);
1824    }
1825
1826    return err;
1827}
1828
1829status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1830    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1831    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1832    int err = mNativeWindow->cancelBuffer(
1833        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get());
1834    if (err != 0) {
1835      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1836
1837      setState(ERROR);
1838      return err;
1839    }
1840    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1841    return OK;
1842}
1843
1844OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1845    // Dequeue the next buffer from the native window.
1846    ANativeWindowBuffer* buf;
1847    int err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &buf);
1848    if (err != 0) {
1849      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1850
1851      setState(ERROR);
1852      return 0;
1853    }
1854
1855    // Determine which buffer we just dequeued.
1856    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1857    BufferInfo *bufInfo = 0;
1858    for (size_t i = 0; i < buffers->size(); i++) {
1859      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1860          mMediaBuffer->graphicBuffer();
1861      if (graphicBuffer->handle == buf->handle) {
1862        bufInfo = &buffers->editItemAt(i);
1863        break;
1864      }
1865    }
1866
1867    if (bufInfo == 0) {
1868        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1869
1870        setState(ERROR);
1871        return 0;
1872    }
1873
1874    // The native window no longer owns the buffer.
1875    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1876    bufInfo->mStatus = OWNED_BY_US;
1877
1878    return bufInfo;
1879}
1880
1881status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1882    status_t err = NO_ERROR;
1883    ANativeWindowBuffer* anb = NULL;
1884    int numBufs = 0;
1885    int minUndequeuedBufs = 0;
1886
1887    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1888    // no frames get dropped by SurfaceFlinger assuming that these are video
1889    // frames.
1890    err = native_window_api_disconnect(mNativeWindow.get(),
1891            NATIVE_WINDOW_API_MEDIA);
1892    if (err != NO_ERROR) {
1893        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1894                strerror(-err), -err);
1895        return err;
1896    }
1897
1898    err = native_window_api_connect(mNativeWindow.get(),
1899            NATIVE_WINDOW_API_CPU);
1900    if (err != NO_ERROR) {
1901        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1902                strerror(-err), -err);
1903        return err;
1904    }
1905
1906    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1907            HAL_PIXEL_FORMAT_RGBX_8888);
1908    if (err != NO_ERROR) {
1909        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1910                strerror(-err), -err);
1911        goto error;
1912    }
1913
1914    err = native_window_set_usage(mNativeWindow.get(),
1915            GRALLOC_USAGE_SW_WRITE_OFTEN);
1916    if (err != NO_ERROR) {
1917        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1918                strerror(-err), -err);
1919        goto error;
1920    }
1921
1922    err = mNativeWindow->query(mNativeWindow.get(),
1923            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1924    if (err != NO_ERROR) {
1925        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1926                "failed: %s (%d)", strerror(-err), -err);
1927        goto error;
1928    }
1929
1930    numBufs = minUndequeuedBufs + 1;
1931    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1932    if (err != NO_ERROR) {
1933        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1934                strerror(-err), -err);
1935        goto error;
1936    }
1937
1938    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1939    // buffer twice.  This should guarantee that the buffer has been displayed
1940    // on the screen and then been replaced, so an previous video frames are
1941    // guaranteed NOT to be currently displayed.
1942    for (int i = 0; i < numBufs + 1; i++) {
1943        err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &anb);
1944        if (err != NO_ERROR) {
1945            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1946                    strerror(-err), -err);
1947            goto error;
1948        }
1949
1950        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
1951        err = mNativeWindow->lockBuffer(mNativeWindow.get(),
1952                buf->getNativeBuffer());
1953        if (err != NO_ERROR) {
1954            ALOGE("error pushing blank frames: lockBuffer failed: %s (%d)",
1955                    strerror(-err), -err);
1956            goto error;
1957        }
1958
1959        // Fill the buffer with the a 1x1 checkerboard pattern ;)
1960        uint32_t* img = NULL;
1961        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
1962        if (err != NO_ERROR) {
1963            ALOGE("error pushing blank frames: lock failed: %s (%d)",
1964                    strerror(-err), -err);
1965            goto error;
1966        }
1967
1968        *img = 0;
1969
1970        err = buf->unlock();
1971        if (err != NO_ERROR) {
1972            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
1973                    strerror(-err), -err);
1974            goto error;
1975        }
1976
1977        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
1978                buf->getNativeBuffer());
1979        if (err != NO_ERROR) {
1980            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
1981                    strerror(-err), -err);
1982            goto error;
1983        }
1984
1985        anb = NULL;
1986    }
1987
1988error:
1989
1990    if (err != NO_ERROR) {
1991        // Clean up after an error.
1992        if (anb != NULL) {
1993            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb);
1994        }
1995
1996        native_window_api_disconnect(mNativeWindow.get(),
1997                NATIVE_WINDOW_API_CPU);
1998        native_window_api_connect(mNativeWindow.get(),
1999                NATIVE_WINDOW_API_MEDIA);
2000
2001        return err;
2002    } else {
2003        // Clean up after success.
2004        err = native_window_api_disconnect(mNativeWindow.get(),
2005                NATIVE_WINDOW_API_CPU);
2006        if (err != NO_ERROR) {
2007            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2008                    strerror(-err), -err);
2009            return err;
2010        }
2011
2012        err = native_window_api_connect(mNativeWindow.get(),
2013                NATIVE_WINDOW_API_MEDIA);
2014        if (err != NO_ERROR) {
2015            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2016                    strerror(-err), -err);
2017            return err;
2018        }
2019
2020        return NO_ERROR;
2021    }
2022}
2023
2024int64_t OMXCodec::getDecodingTimeUs() {
2025    CHECK(mIsEncoder && mIsVideo);
2026
2027    if (mDecodingTimeList.empty()) {
2028        CHECK(mSignalledEOS || mNoMoreOutputData);
2029        // No corresponding input frame available.
2030        // This could happen when EOS is reached.
2031        return 0;
2032    }
2033
2034    List<int64_t>::iterator it = mDecodingTimeList.begin();
2035    int64_t timeUs = *it;
2036    mDecodingTimeList.erase(it);
2037    return timeUs;
2038}
2039
2040void OMXCodec::on_message(const omx_message &msg) {
2041    if (mState == ERROR) {
2042        ALOGW("Dropping OMX message - we're in ERROR state.");
2043        return;
2044    }
2045
2046    switch (msg.type) {
2047        case omx_message::EVENT:
2048        {
2049            onEvent(
2050                 msg.u.event_data.event, msg.u.event_data.data1,
2051                 msg.u.event_data.data2);
2052
2053            break;
2054        }
2055
2056        case omx_message::EMPTY_BUFFER_DONE:
2057        {
2058            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2059
2060            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2061
2062            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2063            size_t i = 0;
2064            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2065                ++i;
2066            }
2067
2068            CHECK(i < buffers->size());
2069            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2070                ALOGW("We already own input buffer %p, yet received "
2071                     "an EMPTY_BUFFER_DONE.", buffer);
2072            }
2073
2074            BufferInfo* info = &buffers->editItemAt(i);
2075            info->mStatus = OWNED_BY_US;
2076
2077            // Buffer could not be released until empty buffer done is called.
2078            if (info->mMediaBuffer != NULL) {
2079                if (mIsEncoder &&
2080                    (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2081                    // If zero-copy mode is enabled this will send the
2082                    // input buffer back to the upstream source.
2083                    restorePatchedDataPointer(info);
2084                }
2085
2086                info->mMediaBuffer->release();
2087                info->mMediaBuffer = NULL;
2088            }
2089
2090            if (mPortStatus[kPortIndexInput] == DISABLING) {
2091                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2092
2093                status_t err = freeBuffer(kPortIndexInput, i);
2094                CHECK_EQ(err, (status_t)OK);
2095            } else if (mState != ERROR
2096                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2097                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2098
2099                if (mFlags & kUseSecureInputBuffers) {
2100                    drainAnyInputBuffer();
2101                } else {
2102                    drainInputBuffer(&buffers->editItemAt(i));
2103                }
2104            }
2105            break;
2106        }
2107
2108        case omx_message::FILL_BUFFER_DONE:
2109        {
2110            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2111            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2112
2113            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2114                 buffer,
2115                 msg.u.extended_buffer_data.range_length,
2116                 flags,
2117                 msg.u.extended_buffer_data.timestamp,
2118                 msg.u.extended_buffer_data.timestamp / 1E6);
2119
2120            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2121            size_t i = 0;
2122            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2123                ++i;
2124            }
2125
2126            CHECK(i < buffers->size());
2127            BufferInfo *info = &buffers->editItemAt(i);
2128
2129            if (info->mStatus != OWNED_BY_COMPONENT) {
2130                ALOGW("We already own output buffer %p, yet received "
2131                     "a FILL_BUFFER_DONE.", buffer);
2132            }
2133
2134            info->mStatus = OWNED_BY_US;
2135
2136            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2137                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2138
2139                status_t err = freeBuffer(kPortIndexOutput, i);
2140                CHECK_EQ(err, (status_t)OK);
2141
2142#if 0
2143            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2144                       && (flags & OMX_BUFFERFLAG_EOS)) {
2145                CODEC_LOGV("No more output data.");
2146                mNoMoreOutputData = true;
2147                mBufferFilled.signal();
2148#endif
2149            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2150                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2151
2152                if (info->mMediaBuffer == NULL) {
2153                    CHECK(mOMXLivesLocally);
2154                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2155                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2156
2157                    // The qcom video decoders on Nexus don't actually allocate
2158                    // output buffer memory on a call to OMX_AllocateBuffer
2159                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2160                    // structure is only filled in later.
2161
2162                    info->mMediaBuffer = new MediaBuffer(
2163                            msg.u.extended_buffer_data.data_ptr,
2164                            info->mSize);
2165                    info->mMediaBuffer->setObserver(this);
2166                }
2167
2168                MediaBuffer *buffer = info->mMediaBuffer;
2169                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2170
2171                if (!isGraphicBuffer
2172                    && msg.u.extended_buffer_data.range_offset
2173                        + msg.u.extended_buffer_data.range_length
2174                            > buffer->size()) {
2175                    CODEC_LOGE(
2176                            "Codec lied about its buffer size requirements, "
2177                            "sending a buffer larger than the originally "
2178                            "advertised size in FILL_BUFFER_DONE!");
2179                }
2180                buffer->set_range(
2181                        msg.u.extended_buffer_data.range_offset,
2182                        msg.u.extended_buffer_data.range_length);
2183
2184                buffer->meta_data()->clear();
2185
2186                buffer->meta_data()->setInt64(
2187                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2188
2189                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2190                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2191                }
2192                bool isCodecSpecific = false;
2193                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2194                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2195                    isCodecSpecific = true;
2196                }
2197
2198                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2199                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2200                }
2201
2202                buffer->meta_data()->setPointer(
2203                        kKeyPlatformPrivate,
2204                        msg.u.extended_buffer_data.platform_private);
2205
2206                buffer->meta_data()->setPointer(
2207                        kKeyBufferID,
2208                        msg.u.extended_buffer_data.buffer);
2209
2210                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2211                    CODEC_LOGV("No more output data.");
2212                    mNoMoreOutputData = true;
2213                }
2214
2215                if (mIsEncoder && mIsVideo) {
2216                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2217                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2218                }
2219
2220                if (mTargetTimeUs >= 0) {
2221                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2222
2223                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2224                        CODEC_LOGV(
2225                                "skipping output buffer at timestamp %lld us",
2226                                msg.u.extended_buffer_data.timestamp);
2227
2228                        fillOutputBuffer(info);
2229                        break;
2230                    }
2231
2232                    CODEC_LOGV(
2233                            "returning output buffer at target timestamp "
2234                            "%lld us",
2235                            msg.u.extended_buffer_data.timestamp);
2236
2237                    mTargetTimeUs = -1;
2238                }
2239
2240                mFilledBuffers.push_back(i);
2241                mBufferFilled.signal();
2242                if (mIsEncoder) {
2243                    sched_yield();
2244                }
2245            }
2246
2247            break;
2248        }
2249
2250        default:
2251        {
2252            CHECK(!"should not be here.");
2253            break;
2254        }
2255    }
2256}
2257
2258// Has the format changed in any way that the client would have to be aware of?
2259static bool formatHasNotablyChanged(
2260        const sp<MetaData> &from, const sp<MetaData> &to) {
2261    if (from.get() == NULL && to.get() == NULL) {
2262        return false;
2263    }
2264
2265    if ((from.get() == NULL && to.get() != NULL)
2266        || (from.get() != NULL && to.get() == NULL)) {
2267        return true;
2268    }
2269
2270    const char *mime_from, *mime_to;
2271    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2272    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2273
2274    if (strcasecmp(mime_from, mime_to)) {
2275        return true;
2276    }
2277
2278    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2279        int32_t colorFormat_from, colorFormat_to;
2280        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2281        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2282
2283        if (colorFormat_from != colorFormat_to) {
2284            return true;
2285        }
2286
2287        int32_t width_from, width_to;
2288        CHECK(from->findInt32(kKeyWidth, &width_from));
2289        CHECK(to->findInt32(kKeyWidth, &width_to));
2290
2291        if (width_from != width_to) {
2292            return true;
2293        }
2294
2295        int32_t height_from, height_to;
2296        CHECK(from->findInt32(kKeyHeight, &height_from));
2297        CHECK(to->findInt32(kKeyHeight, &height_to));
2298
2299        if (height_from != height_to) {
2300            return true;
2301        }
2302
2303        int32_t left_from, top_from, right_from, bottom_from;
2304        CHECK(from->findRect(
2305                    kKeyCropRect,
2306                    &left_from, &top_from, &right_from, &bottom_from));
2307
2308        int32_t left_to, top_to, right_to, bottom_to;
2309        CHECK(to->findRect(
2310                    kKeyCropRect,
2311                    &left_to, &top_to, &right_to, &bottom_to));
2312
2313        if (left_to != left_from || top_to != top_from
2314                || right_to != right_from || bottom_to != bottom_from) {
2315            return true;
2316        }
2317    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2318        int32_t numChannels_from, numChannels_to;
2319        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2320        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2321
2322        if (numChannels_from != numChannels_to) {
2323            return true;
2324        }
2325
2326        int32_t sampleRate_from, sampleRate_to;
2327        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2328        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2329
2330        if (sampleRate_from != sampleRate_to) {
2331            return true;
2332        }
2333    }
2334
2335    return false;
2336}
2337
2338void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2339    switch (event) {
2340        case OMX_EventCmdComplete:
2341        {
2342            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2343            break;
2344        }
2345
2346        case OMX_EventError:
2347        {
2348            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2349
2350            setState(ERROR);
2351            break;
2352        }
2353
2354        case OMX_EventPortSettingsChanged:
2355        {
2356            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2357                       data1, data2);
2358
2359            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2360                // There is no need to check whether mFilledBuffers is empty or not
2361                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2362                // the output buffers.
2363                if (data1 == kPortIndexOutput) {
2364                    CHECK(mFilledBuffers.empty());
2365                }
2366                onPortSettingsChanged(data1);
2367            } else if (data1 == kPortIndexOutput &&
2368                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2369                         data2 == OMX_IndexConfigCommonScale)) {
2370
2371                sp<MetaData> oldOutputFormat = mOutputFormat;
2372                initOutputFormat(mSource->getFormat());
2373
2374                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2375                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2376                    mOutputPortSettingsHaveChanged = true;
2377
2378                } else if (data2 == OMX_IndexConfigCommonScale) {
2379                    OMX_CONFIG_SCALEFACTORTYPE scale;
2380                    InitOMXParams(&scale);
2381                    scale.nPortIndex = kPortIndexOutput;
2382
2383                    // Change display dimension only when necessary.
2384                    if (OK == mOMX->getConfig(
2385                                        mNode,
2386                                        OMX_IndexConfigCommonScale,
2387                                        &scale, sizeof(scale))) {
2388                        int32_t left, top, right, bottom;
2389                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2390                                                      &left, &top,
2391                                                      &right, &bottom));
2392
2393                        // The scale is in 16.16 format.
2394                        // scale 1.0 = 0x010000. When there is no
2395                        // need to change the display, skip it.
2396                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2397                                scale.xWidth, scale.xHeight);
2398
2399                        if (scale.xWidth != 0x010000) {
2400                            mOutputFormat->setInt32(kKeyDisplayWidth,
2401                                    ((right - left +  1) * scale.xWidth)  >> 16);
2402                            mOutputPortSettingsHaveChanged = true;
2403                        }
2404
2405                        if (scale.xHeight != 0x010000) {
2406                            mOutputFormat->setInt32(kKeyDisplayHeight,
2407                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2408                            mOutputPortSettingsHaveChanged = true;
2409                        }
2410                    }
2411                }
2412            }
2413            break;
2414        }
2415
2416#if 0
2417        case OMX_EventBufferFlag:
2418        {
2419            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2420
2421            if (data1 == kPortIndexOutput) {
2422                mNoMoreOutputData = true;
2423            }
2424            break;
2425        }
2426#endif
2427
2428        default:
2429        {
2430            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2431            break;
2432        }
2433    }
2434}
2435
2436void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2437    switch (cmd) {
2438        case OMX_CommandStateSet:
2439        {
2440            onStateChange((OMX_STATETYPE)data);
2441            break;
2442        }
2443
2444        case OMX_CommandPortDisable:
2445        {
2446            OMX_U32 portIndex = data;
2447            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2448
2449            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2450            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2451            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2452
2453            mPortStatus[portIndex] = DISABLED;
2454
2455            if (mState == RECONFIGURING) {
2456                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2457
2458                sp<MetaData> oldOutputFormat = mOutputFormat;
2459                initOutputFormat(mSource->getFormat());
2460
2461                // Don't notify clients if the output port settings change
2462                // wasn't of importance to them, i.e. it may be that just the
2463                // number of buffers has changed and nothing else.
2464                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2465                if (!mOutputPortSettingsHaveChanged) {
2466                    mOutputPortSettingsHaveChanged = formatChanged;
2467                }
2468
2469                status_t err = enablePortAsync(portIndex);
2470                if (err != OK) {
2471                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2472                    setState(ERROR);
2473                } else {
2474                    err = allocateBuffersOnPort(portIndex);
2475                    if (err != OK) {
2476                        CODEC_LOGE("allocateBuffersOnPort failed (err = %d)", err);
2477                        setState(ERROR);
2478                    }
2479                }
2480            }
2481            break;
2482        }
2483
2484        case OMX_CommandPortEnable:
2485        {
2486            OMX_U32 portIndex = data;
2487            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2488
2489            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2490            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2491
2492            mPortStatus[portIndex] = ENABLED;
2493
2494            if (mState == RECONFIGURING) {
2495                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2496
2497                setState(EXECUTING);
2498
2499                fillOutputBuffers();
2500            }
2501            break;
2502        }
2503
2504        case OMX_CommandFlush:
2505        {
2506            OMX_U32 portIndex = data;
2507
2508            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2509
2510            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2511            mPortStatus[portIndex] = ENABLED;
2512
2513            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2514                     mPortBuffers[portIndex].size());
2515
2516            if (mSkipCutBuffer != NULL && mPortStatus[kPortIndexOutput] == ENABLED) {
2517                mSkipCutBuffer->clear();
2518            }
2519
2520            if (mState == RECONFIGURING) {
2521                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2522
2523                disablePortAsync(portIndex);
2524            } else if (mState == EXECUTING_TO_IDLE) {
2525                if (mPortStatus[kPortIndexInput] == ENABLED
2526                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2527                    CODEC_LOGV("Finished flushing both ports, now completing "
2528                         "transition from EXECUTING to IDLE.");
2529
2530                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2531                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2532
2533                    status_t err =
2534                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2535                    CHECK_EQ(err, (status_t)OK);
2536                }
2537            } else {
2538                // We're flushing both ports in preparation for seeking.
2539
2540                if (mPortStatus[kPortIndexInput] == ENABLED
2541                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2542                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2543                         " seek-time.");
2544
2545                    // We implicitly resume pulling on our upstream source.
2546                    mPaused = false;
2547
2548                    drainInputBuffers();
2549                    fillOutputBuffers();
2550                }
2551
2552                if (mOutputPortSettingsChangedPending) {
2553                    CODEC_LOGV(
2554                            "Honoring deferred output port settings change.");
2555
2556                    mOutputPortSettingsChangedPending = false;
2557                    onPortSettingsChanged(kPortIndexOutput);
2558                }
2559            }
2560
2561            break;
2562        }
2563
2564        default:
2565        {
2566            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2567            break;
2568        }
2569    }
2570}
2571
2572void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2573    CODEC_LOGV("onStateChange %d", newState);
2574
2575    switch (newState) {
2576        case OMX_StateIdle:
2577        {
2578            CODEC_LOGV("Now Idle.");
2579            if (mState == LOADED_TO_IDLE) {
2580                status_t err = mOMX->sendCommand(
2581                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2582
2583                CHECK_EQ(err, (status_t)OK);
2584
2585                setState(IDLE_TO_EXECUTING);
2586            } else {
2587                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2588
2589                CHECK_EQ(
2590                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2591                    mPortBuffers[kPortIndexInput].size());
2592
2593                CHECK_EQ(
2594                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2595                    mPortBuffers[kPortIndexOutput].size());
2596
2597                status_t err = mOMX->sendCommand(
2598                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2599
2600                CHECK_EQ(err, (status_t)OK);
2601
2602                err = freeBuffersOnPort(kPortIndexInput);
2603                CHECK_EQ(err, (status_t)OK);
2604
2605                err = freeBuffersOnPort(kPortIndexOutput);
2606                CHECK_EQ(err, (status_t)OK);
2607
2608                mPortStatus[kPortIndexInput] = ENABLED;
2609                mPortStatus[kPortIndexOutput] = ENABLED;
2610
2611                if ((mFlags & kEnableGrallocUsageProtected) &&
2612                        mNativeWindow != NULL) {
2613                    // We push enough 1x1 blank buffers to ensure that one of
2614                    // them has made it to the display.  This allows the OMX
2615                    // component teardown to zero out any protected buffers
2616                    // without the risk of scanning out one of those buffers.
2617                    pushBlankBuffersToNativeWindow();
2618                }
2619
2620                setState(IDLE_TO_LOADED);
2621            }
2622            break;
2623        }
2624
2625        case OMX_StateExecuting:
2626        {
2627            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2628
2629            CODEC_LOGV("Now Executing.");
2630
2631            mOutputPortSettingsChangedPending = false;
2632
2633            setState(EXECUTING);
2634
2635            // Buffers will be submitted to the component in the first
2636            // call to OMXCodec::read as mInitialBufferSubmit is true at
2637            // this point. This ensures that this on_message call returns,
2638            // releases the lock and ::init can notice the state change and
2639            // itself return.
2640            break;
2641        }
2642
2643        case OMX_StateLoaded:
2644        {
2645            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2646
2647            CODEC_LOGV("Now Loaded.");
2648
2649            setState(LOADED);
2650            break;
2651        }
2652
2653        case OMX_StateInvalid:
2654        {
2655            setState(ERROR);
2656            break;
2657        }
2658
2659        default:
2660        {
2661            CHECK(!"should not be here.");
2662            break;
2663        }
2664    }
2665}
2666
2667// static
2668size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2669    size_t n = 0;
2670    for (size_t i = 0; i < buffers.size(); ++i) {
2671        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2672            ++n;
2673        }
2674    }
2675
2676    return n;
2677}
2678
2679status_t OMXCodec::freeBuffersOnPort(
2680        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2681    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2682
2683    status_t stickyErr = OK;
2684
2685    for (size_t i = buffers->size(); i-- > 0;) {
2686        BufferInfo *info = &buffers->editItemAt(i);
2687
2688        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2689            continue;
2690        }
2691
2692        CHECK(info->mStatus == OWNED_BY_US
2693                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2694
2695        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2696
2697        status_t err = freeBuffer(portIndex, i);
2698
2699        if (err != OK) {
2700            stickyErr = err;
2701        }
2702
2703    }
2704
2705    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2706
2707    return stickyErr;
2708}
2709
2710status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2711    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2712
2713    BufferInfo *info = &buffers->editItemAt(bufIndex);
2714
2715    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2716
2717    if (err == OK && info->mMediaBuffer != NULL) {
2718        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2719        info->mMediaBuffer->setObserver(NULL);
2720
2721        // Make sure nobody but us owns this buffer at this point.
2722        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2723
2724        // Cancel the buffer if it belongs to an ANativeWindow.
2725        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2726        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2727            err = cancelBufferToNativeWindow(info);
2728        }
2729
2730        info->mMediaBuffer->release();
2731        info->mMediaBuffer = NULL;
2732    }
2733
2734    if (err == OK) {
2735        buffers->removeAt(bufIndex);
2736    }
2737
2738    return err;
2739}
2740
2741void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2742    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2743
2744    CHECK_EQ((int)mState, (int)EXECUTING);
2745    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2746    CHECK(!mOutputPortSettingsChangedPending);
2747
2748    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2749        CODEC_LOGV("Deferring output port settings change.");
2750        mOutputPortSettingsChangedPending = true;
2751        return;
2752    }
2753
2754    setState(RECONFIGURING);
2755
2756    if (mQuirks & kNeedsFlushBeforeDisable) {
2757        if (!flushPortAsync(portIndex)) {
2758            onCmdComplete(OMX_CommandFlush, portIndex);
2759        }
2760    } else {
2761        disablePortAsync(portIndex);
2762    }
2763}
2764
2765bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2766    CHECK(mState == EXECUTING || mState == RECONFIGURING
2767            || mState == EXECUTING_TO_IDLE);
2768
2769    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2770         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2771         mPortBuffers[portIndex].size());
2772
2773    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2774    mPortStatus[portIndex] = SHUTTING_DOWN;
2775
2776    if ((mQuirks & kRequiresFlushCompleteEmulation)
2777        && countBuffersWeOwn(mPortBuffers[portIndex])
2778                == mPortBuffers[portIndex].size()) {
2779        // No flush is necessary and this component fails to send a
2780        // flush-complete event in this case.
2781
2782        return false;
2783    }
2784
2785    status_t err =
2786        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2787    CHECK_EQ(err, (status_t)OK);
2788
2789    return true;
2790}
2791
2792void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2793    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2794
2795    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2796    mPortStatus[portIndex] = DISABLING;
2797
2798    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2799    status_t err =
2800        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2801    CHECK_EQ(err, (status_t)OK);
2802
2803    freeBuffersOnPort(portIndex, true);
2804}
2805
2806status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2807    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2808
2809    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2810    mPortStatus[portIndex] = ENABLING;
2811
2812    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2813    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2814}
2815
2816void OMXCodec::fillOutputBuffers() {
2817    CHECK_EQ((int)mState, (int)EXECUTING);
2818
2819    // This is a workaround for some decoders not properly reporting
2820    // end-of-output-stream. If we own all input buffers and also own
2821    // all output buffers and we already signalled end-of-input-stream,
2822    // the end-of-output-stream is implied.
2823    if (mSignalledEOS
2824            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2825                == mPortBuffers[kPortIndexInput].size()
2826            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2827                == mPortBuffers[kPortIndexOutput].size()) {
2828        mNoMoreOutputData = true;
2829        mBufferFilled.signal();
2830
2831        return;
2832    }
2833
2834    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2835    for (size_t i = 0; i < buffers->size(); ++i) {
2836        BufferInfo *info = &buffers->editItemAt(i);
2837        if (info->mStatus == OWNED_BY_US) {
2838            fillOutputBuffer(&buffers->editItemAt(i));
2839        }
2840    }
2841}
2842
2843void OMXCodec::drainInputBuffers() {
2844    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2845
2846    if (mFlags & kUseSecureInputBuffers) {
2847        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2848        for (size_t i = 0; i < buffers->size(); ++i) {
2849            if (!drainAnyInputBuffer()
2850                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2851                break;
2852            }
2853        }
2854    } else {
2855        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2856        for (size_t i = 0; i < buffers->size(); ++i) {
2857            BufferInfo *info = &buffers->editItemAt(i);
2858
2859            if (info->mStatus != OWNED_BY_US) {
2860                continue;
2861            }
2862
2863            if (!drainInputBuffer(info)) {
2864                break;
2865            }
2866
2867            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2868                break;
2869            }
2870        }
2871    }
2872}
2873
2874bool OMXCodec::drainAnyInputBuffer() {
2875    return drainInputBuffer((BufferInfo *)NULL);
2876}
2877
2878OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2879    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2880    for (size_t i = 0; i < infos->size(); ++i) {
2881        BufferInfo *info = &infos->editItemAt(i);
2882
2883        if (info->mData == ptr) {
2884            CODEC_LOGV(
2885                    "input buffer data ptr = %p, buffer_id = %p",
2886                    ptr,
2887                    info->mBuffer);
2888
2889            return info;
2890        }
2891    }
2892
2893    TRESPASS();
2894}
2895
2896OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2897    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2898    for (size_t i = 0; i < infos->size(); ++i) {
2899        BufferInfo *info = &infos->editItemAt(i);
2900
2901        if (info->mStatus == OWNED_BY_US) {
2902            return info;
2903        }
2904    }
2905
2906    TRESPASS();
2907}
2908
2909bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2910    if (info != NULL) {
2911        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2912    }
2913
2914    if (mSignalledEOS) {
2915        return false;
2916    }
2917
2918    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2919        CHECK(!(mFlags & kUseSecureInputBuffers));
2920
2921        const CodecSpecificData *specific =
2922            mCodecSpecificData[mCodecSpecificDataIndex];
2923
2924        size_t size = specific->mSize;
2925
2926        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2927                && !(mQuirks & kWantsNALFragments)) {
2928            static const uint8_t kNALStartCode[4] =
2929                    { 0x00, 0x00, 0x00, 0x01 };
2930
2931            CHECK(info->mSize >= specific->mSize + 4);
2932
2933            size += 4;
2934
2935            memcpy(info->mData, kNALStartCode, 4);
2936            memcpy((uint8_t *)info->mData + 4,
2937                   specific->mData, specific->mSize);
2938        } else {
2939            CHECK(info->mSize >= specific->mSize);
2940            memcpy(info->mData, specific->mData, specific->mSize);
2941        }
2942
2943        mNoMoreOutputData = false;
2944
2945        CODEC_LOGV("calling emptyBuffer with codec specific data");
2946
2947        status_t err = mOMX->emptyBuffer(
2948                mNode, info->mBuffer, 0, size,
2949                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2950                0);
2951        CHECK_EQ(err, (status_t)OK);
2952
2953        info->mStatus = OWNED_BY_COMPONENT;
2954
2955        ++mCodecSpecificDataIndex;
2956        return true;
2957    }
2958
2959    if (mPaused) {
2960        return false;
2961    }
2962
2963    status_t err;
2964
2965    bool signalEOS = false;
2966    int64_t timestampUs = 0;
2967
2968    size_t offset = 0;
2969    int32_t n = 0;
2970
2971
2972    for (;;) {
2973        MediaBuffer *srcBuffer;
2974        if (mSeekTimeUs >= 0) {
2975            if (mLeftOverBuffer) {
2976                mLeftOverBuffer->release();
2977                mLeftOverBuffer = NULL;
2978            }
2979
2980            MediaSource::ReadOptions options;
2981            options.setSeekTo(mSeekTimeUs, mSeekMode);
2982
2983            mSeekTimeUs = -1;
2984            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
2985            mBufferFilled.signal();
2986
2987            err = mSource->read(&srcBuffer, &options);
2988
2989            if (err == OK) {
2990                int64_t targetTimeUs;
2991                if (srcBuffer->meta_data()->findInt64(
2992                            kKeyTargetTime, &targetTimeUs)
2993                        && targetTimeUs >= 0) {
2994                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
2995                    mTargetTimeUs = targetTimeUs;
2996                } else {
2997                    mTargetTimeUs = -1;
2998                }
2999            }
3000        } else if (mLeftOverBuffer) {
3001            srcBuffer = mLeftOverBuffer;
3002            mLeftOverBuffer = NULL;
3003
3004            err = OK;
3005        } else {
3006            err = mSource->read(&srcBuffer);
3007        }
3008
3009        if (err != OK) {
3010            signalEOS = true;
3011            mFinalStatus = err;
3012            mSignalledEOS = true;
3013            mBufferFilled.signal();
3014            break;
3015        }
3016
3017        if (mFlags & kUseSecureInputBuffers) {
3018            info = findInputBufferByDataPointer(srcBuffer->data());
3019            CHECK(info != NULL);
3020        }
3021
3022        size_t remainingBytes = info->mSize - offset;
3023
3024        if (srcBuffer->range_length() > remainingBytes) {
3025            if (offset == 0) {
3026                CODEC_LOGE(
3027                     "Codec's input buffers are too small to accomodate "
3028                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3029                     info->mSize, srcBuffer->range_length());
3030
3031                srcBuffer->release();
3032                srcBuffer = NULL;
3033
3034                setState(ERROR);
3035                return false;
3036            }
3037
3038            mLeftOverBuffer = srcBuffer;
3039            break;
3040        }
3041
3042        bool releaseBuffer = true;
3043        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
3044            CHECK(mOMXLivesLocally && offset == 0);
3045
3046            OMX_BUFFERHEADERTYPE *header =
3047                (OMX_BUFFERHEADERTYPE *)info->mBuffer;
3048
3049            CHECK(header->pBuffer == info->mData);
3050
3051            header->pBuffer =
3052                (OMX_U8 *)srcBuffer->data() + srcBuffer->range_offset();
3053
3054            releaseBuffer = false;
3055            info->mMediaBuffer = srcBuffer;
3056        } else {
3057            if (mFlags & kStoreMetaDataInVideoBuffers) {
3058                releaseBuffer = false;
3059                info->mMediaBuffer = srcBuffer;
3060            }
3061
3062            if (mFlags & kUseSecureInputBuffers) {
3063                // Data in "info" is already provided at this time.
3064
3065                releaseBuffer = false;
3066
3067                CHECK(info->mMediaBuffer == NULL);
3068                info->mMediaBuffer = srcBuffer;
3069            } else {
3070                CHECK(srcBuffer->data() != NULL) ;
3071                memcpy((uint8_t *)info->mData + offset,
3072                        (const uint8_t *)srcBuffer->data()
3073                            + srcBuffer->range_offset(),
3074                        srcBuffer->range_length());
3075            }
3076        }
3077
3078        int64_t lastBufferTimeUs;
3079        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3080        CHECK(lastBufferTimeUs >= 0);
3081        if (mIsEncoder && mIsVideo) {
3082            mDecodingTimeList.push_back(lastBufferTimeUs);
3083        }
3084
3085        if (offset == 0) {
3086            timestampUs = lastBufferTimeUs;
3087        }
3088
3089        offset += srcBuffer->range_length();
3090
3091        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3092            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3093            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3094
3095            int32_t numPageSamples;
3096            if (!srcBuffer->meta_data()->findInt32(
3097                        kKeyValidSamples, &numPageSamples)) {
3098                numPageSamples = -1;
3099            }
3100
3101            memcpy((uint8_t *)info->mData + offset,
3102                   &numPageSamples,
3103                   sizeof(numPageSamples));
3104
3105            offset += sizeof(numPageSamples);
3106        }
3107
3108        if (releaseBuffer) {
3109            srcBuffer->release();
3110            srcBuffer = NULL;
3111        }
3112
3113        ++n;
3114
3115        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3116            break;
3117        }
3118
3119        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3120
3121        if (coalescedDurationUs > 250000ll) {
3122            // Don't coalesce more than 250ms worth of encoded data at once.
3123            break;
3124        }
3125    }
3126
3127    if (n > 1) {
3128        ALOGV("coalesced %d frames into one input buffer", n);
3129    }
3130
3131    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3132
3133    if (signalEOS) {
3134        flags |= OMX_BUFFERFLAG_EOS;
3135    } else {
3136        mNoMoreOutputData = false;
3137    }
3138
3139    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3140               "timestamp %lld us (%.2f secs)",
3141               info->mBuffer, offset,
3142               timestampUs, timestampUs / 1E6);
3143
3144    if (info == NULL) {
3145        CHECK(mFlags & kUseSecureInputBuffers);
3146        CHECK(signalEOS);
3147
3148        // This is fishy, there's still a MediaBuffer corresponding to this
3149        // info available to the source at this point even though we're going
3150        // to use it to signal EOS to the codec.
3151        info = findEmptyInputBuffer();
3152    }
3153
3154    err = mOMX->emptyBuffer(
3155            mNode, info->mBuffer, 0, offset,
3156            flags, timestampUs);
3157
3158    if (err != OK) {
3159        setState(ERROR);
3160        return false;
3161    }
3162
3163    info->mStatus = OWNED_BY_COMPONENT;
3164
3165    return true;
3166}
3167
3168void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3169    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3170
3171    if (mNoMoreOutputData) {
3172        CODEC_LOGV("There is no more output data available, not "
3173             "calling fillOutputBuffer");
3174        return;
3175    }
3176
3177    if (info->mMediaBuffer != NULL) {
3178        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
3179        if (graphicBuffer != 0) {
3180            // When using a native buffer we need to lock the buffer before
3181            // giving it to OMX.
3182            CODEC_LOGV("Calling lockBuffer on %p", info->mBuffer);
3183            int err = mNativeWindow->lockBuffer(mNativeWindow.get(),
3184                    graphicBuffer.get());
3185            if (err != 0) {
3186                CODEC_LOGE("lockBuffer failed w/ error 0x%08x", err);
3187
3188                setState(ERROR);
3189                return;
3190            }
3191        }
3192    }
3193
3194    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3195    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3196
3197    if (err != OK) {
3198        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3199
3200        setState(ERROR);
3201        return;
3202    }
3203
3204    info->mStatus = OWNED_BY_COMPONENT;
3205}
3206
3207bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3208    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3209    for (size_t i = 0; i < buffers->size(); ++i) {
3210        if ((*buffers)[i].mBuffer == buffer) {
3211            return drainInputBuffer(&buffers->editItemAt(i));
3212        }
3213    }
3214
3215    CHECK(!"should not be here.");
3216
3217    return false;
3218}
3219
3220void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3221    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3222    for (size_t i = 0; i < buffers->size(); ++i) {
3223        if ((*buffers)[i].mBuffer == buffer) {
3224            fillOutputBuffer(&buffers->editItemAt(i));
3225            return;
3226        }
3227    }
3228
3229    CHECK(!"should not be here.");
3230}
3231
3232void OMXCodec::setState(State newState) {
3233    mState = newState;
3234    mAsyncCompletion.signal();
3235
3236    // This may cause some spurious wakeups but is necessary to
3237    // unblock the reader if we enter ERROR state.
3238    mBufferFilled.signal();
3239}
3240
3241status_t OMXCodec::waitForBufferFilled_l() {
3242
3243    if (mIsEncoder) {
3244        // For timelapse video recording, the timelapse video recording may
3245        // not send an input frame for a _long_ time. Do not use timeout
3246        // for video encoding.
3247        return mBufferFilled.wait(mLock);
3248    }
3249    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3250    if (err != OK) {
3251        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3252            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3253            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3254    }
3255    return err;
3256}
3257
3258void OMXCodec::setRawAudioFormat(
3259        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3260
3261    // port definition
3262    OMX_PARAM_PORTDEFINITIONTYPE def;
3263    InitOMXParams(&def);
3264    def.nPortIndex = portIndex;
3265    status_t err = mOMX->getParameter(
3266            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3267    CHECK_EQ(err, (status_t)OK);
3268    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3269    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3270            &def, sizeof(def)), (status_t)OK);
3271
3272    // pcm param
3273    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3274    InitOMXParams(&pcmParams);
3275    pcmParams.nPortIndex = portIndex;
3276
3277    err = mOMX->getParameter(
3278            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3279
3280    CHECK_EQ(err, (status_t)OK);
3281
3282    pcmParams.nChannels = numChannels;
3283    pcmParams.eNumData = OMX_NumericalDataSigned;
3284    pcmParams.bInterleaved = OMX_TRUE;
3285    pcmParams.nBitPerSample = 16;
3286    pcmParams.nSamplingRate = sampleRate;
3287    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3288
3289    CHECK_EQ(getOMXChannelMapping(
3290                numChannels, pcmParams.eChannelMapping), (status_t)OK);
3291
3292    err = mOMX->setParameter(
3293            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3294
3295    CHECK_EQ(err, (status_t)OK);
3296}
3297
3298static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3299    if (isAMRWB) {
3300        if (bps <= 6600) {
3301            return OMX_AUDIO_AMRBandModeWB0;
3302        } else if (bps <= 8850) {
3303            return OMX_AUDIO_AMRBandModeWB1;
3304        } else if (bps <= 12650) {
3305            return OMX_AUDIO_AMRBandModeWB2;
3306        } else if (bps <= 14250) {
3307            return OMX_AUDIO_AMRBandModeWB3;
3308        } else if (bps <= 15850) {
3309            return OMX_AUDIO_AMRBandModeWB4;
3310        } else if (bps <= 18250) {
3311            return OMX_AUDIO_AMRBandModeWB5;
3312        } else if (bps <= 19850) {
3313            return OMX_AUDIO_AMRBandModeWB6;
3314        } else if (bps <= 23050) {
3315            return OMX_AUDIO_AMRBandModeWB7;
3316        }
3317
3318        // 23850 bps
3319        return OMX_AUDIO_AMRBandModeWB8;
3320    } else {  // AMRNB
3321        if (bps <= 4750) {
3322            return OMX_AUDIO_AMRBandModeNB0;
3323        } else if (bps <= 5150) {
3324            return OMX_AUDIO_AMRBandModeNB1;
3325        } else if (bps <= 5900) {
3326            return OMX_AUDIO_AMRBandModeNB2;
3327        } else if (bps <= 6700) {
3328            return OMX_AUDIO_AMRBandModeNB3;
3329        } else if (bps <= 7400) {
3330            return OMX_AUDIO_AMRBandModeNB4;
3331        } else if (bps <= 7950) {
3332            return OMX_AUDIO_AMRBandModeNB5;
3333        } else if (bps <= 10200) {
3334            return OMX_AUDIO_AMRBandModeNB6;
3335        }
3336
3337        // 12200 bps
3338        return OMX_AUDIO_AMRBandModeNB7;
3339    }
3340}
3341
3342void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3343    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3344
3345    OMX_AUDIO_PARAM_AMRTYPE def;
3346    InitOMXParams(&def);
3347    def.nPortIndex = portIndex;
3348
3349    status_t err =
3350        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3351
3352    CHECK_EQ(err, (status_t)OK);
3353
3354    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3355
3356    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3357    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3358    CHECK_EQ(err, (status_t)OK);
3359
3360    ////////////////////////
3361
3362    if (mIsEncoder) {
3363        sp<MetaData> format = mSource->getFormat();
3364        int32_t sampleRate;
3365        int32_t numChannels;
3366        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3367        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3368
3369        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3370    }
3371}
3372
3373status_t OMXCodec::setAACFormat(
3374        int32_t numChannels, int32_t sampleRate, int32_t bitRate, int32_t aacProfile, bool isADTS) {
3375    if (numChannels > 2) {
3376        ALOGW("Number of channels: (%d) \n", numChannels);
3377    }
3378
3379    if (mIsEncoder) {
3380        if (isADTS) {
3381            return -EINVAL;
3382        }
3383
3384        //////////////// input port ////////////////////
3385        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3386
3387        //////////////// output port ////////////////////
3388        // format
3389        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3390        InitOMXParams(&format);
3391        format.nPortIndex = kPortIndexOutput;
3392        format.nIndex = 0;
3393        status_t err = OMX_ErrorNone;
3394        while (OMX_ErrorNone == err) {
3395            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3396                    &format, sizeof(format)), (status_t)OK);
3397            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3398                break;
3399            }
3400            format.nIndex++;
3401        }
3402        CHECK_EQ((status_t)OK, err);
3403        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3404                &format, sizeof(format)), (status_t)OK);
3405
3406        // port definition
3407        OMX_PARAM_PORTDEFINITIONTYPE def;
3408        InitOMXParams(&def);
3409        def.nPortIndex = kPortIndexOutput;
3410        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3411                &def, sizeof(def)), (status_t)OK);
3412        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3413        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3414        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3415                &def, sizeof(def)), (status_t)OK);
3416
3417        // profile
3418        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3419        InitOMXParams(&profile);
3420        profile.nPortIndex = kPortIndexOutput;
3421        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3422                &profile, sizeof(profile)), (status_t)OK);
3423        profile.nChannels = numChannels;
3424        profile.eChannelMode = (numChannels == 1?
3425                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3426        profile.nSampleRate = sampleRate;
3427        profile.nBitRate = bitRate;
3428        profile.nAudioBandWidth = 0;
3429        profile.nFrameLength = 0;
3430        profile.nAACtools = OMX_AUDIO_AACToolAll;
3431        profile.nAACERtools = OMX_AUDIO_AACERNone;
3432        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
3433        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3434        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3435                &profile, sizeof(profile));
3436
3437        if (err != OK) {
3438            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3439                       "(err = %d)",
3440                       err);
3441            return err;
3442        }
3443    } else {
3444        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3445        InitOMXParams(&profile);
3446        profile.nPortIndex = kPortIndexInput;
3447
3448        status_t err = mOMX->getParameter(
3449                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3450        CHECK_EQ(err, (status_t)OK);
3451
3452        profile.nChannels = numChannels;
3453        profile.nSampleRate = sampleRate;
3454
3455        profile.eAACStreamFormat =
3456            isADTS
3457                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3458                : OMX_AUDIO_AACStreamFormatMP4FF;
3459
3460        err = mOMX->setParameter(
3461                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3462
3463        if (err != OK) {
3464            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3465                       "(err = %d)",
3466                       err);
3467            return err;
3468        }
3469    }
3470
3471    return OK;
3472}
3473
3474void OMXCodec::setG711Format(int32_t numChannels) {
3475    CHECK(!mIsEncoder);
3476    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3477}
3478
3479void OMXCodec::setImageOutputFormat(
3480        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3481    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3482
3483#if 0
3484    OMX_INDEXTYPE index;
3485    status_t err = mOMX->get_extension_index(
3486            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3487    CHECK_EQ(err, (status_t)OK);
3488
3489    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3490    CHECK_EQ(err, (status_t)OK);
3491#endif
3492
3493    OMX_PARAM_PORTDEFINITIONTYPE def;
3494    InitOMXParams(&def);
3495    def.nPortIndex = kPortIndexOutput;
3496
3497    status_t err = mOMX->getParameter(
3498            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3499    CHECK_EQ(err, (status_t)OK);
3500
3501    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3502
3503    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3504
3505    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3506    imageDef->eColorFormat = format;
3507    imageDef->nFrameWidth = width;
3508    imageDef->nFrameHeight = height;
3509
3510    switch (format) {
3511        case OMX_COLOR_FormatYUV420PackedPlanar:
3512        case OMX_COLOR_FormatYUV411Planar:
3513        {
3514            def.nBufferSize = (width * height * 3) / 2;
3515            break;
3516        }
3517
3518        case OMX_COLOR_FormatCbYCrY:
3519        {
3520            def.nBufferSize = width * height * 2;
3521            break;
3522        }
3523
3524        case OMX_COLOR_Format32bitARGB8888:
3525        {
3526            def.nBufferSize = width * height * 4;
3527            break;
3528        }
3529
3530        case OMX_COLOR_Format16bitARGB4444:
3531        case OMX_COLOR_Format16bitARGB1555:
3532        case OMX_COLOR_Format16bitRGB565:
3533        case OMX_COLOR_Format16bitBGR565:
3534        {
3535            def.nBufferSize = width * height * 2;
3536            break;
3537        }
3538
3539        default:
3540            CHECK(!"Should not be here. Unknown color format.");
3541            break;
3542    }
3543
3544    def.nBufferCountActual = def.nBufferCountMin;
3545
3546    err = mOMX->setParameter(
3547            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3548    CHECK_EQ(err, (status_t)OK);
3549}
3550
3551void OMXCodec::setJPEGInputFormat(
3552        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3553    OMX_PARAM_PORTDEFINITIONTYPE def;
3554    InitOMXParams(&def);
3555    def.nPortIndex = kPortIndexInput;
3556
3557    status_t err = mOMX->getParameter(
3558            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3559    CHECK_EQ(err, (status_t)OK);
3560
3561    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3562    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3563
3564    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3565    imageDef->nFrameWidth = width;
3566    imageDef->nFrameHeight = height;
3567
3568    def.nBufferSize = compressedSize;
3569    def.nBufferCountActual = def.nBufferCountMin;
3570
3571    err = mOMX->setParameter(
3572            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3573    CHECK_EQ(err, (status_t)OK);
3574}
3575
3576void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3577    CodecSpecificData *specific =
3578        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3579
3580    specific->mSize = size;
3581    memcpy(specific->mData, data, size);
3582
3583    mCodecSpecificData.push(specific);
3584}
3585
3586void OMXCodec::clearCodecSpecificData() {
3587    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3588        free(mCodecSpecificData.editItemAt(i));
3589    }
3590    mCodecSpecificData.clear();
3591    mCodecSpecificDataIndex = 0;
3592}
3593
3594status_t OMXCodec::start(MetaData *meta) {
3595    Mutex::Autolock autoLock(mLock);
3596
3597    if (mState != LOADED) {
3598        return UNKNOWN_ERROR;
3599    }
3600
3601    sp<MetaData> params = new MetaData;
3602    if (mQuirks & kWantsNALFragments) {
3603        params->setInt32(kKeyWantsNALFragments, true);
3604    }
3605    if (meta) {
3606        int64_t startTimeUs = 0;
3607        int64_t timeUs;
3608        if (meta->findInt64(kKeyTime, &timeUs)) {
3609            startTimeUs = timeUs;
3610        }
3611        params->setInt64(kKeyTime, startTimeUs);
3612    }
3613    status_t err = mSource->start(params.get());
3614
3615    if (err != OK) {
3616        return err;
3617    }
3618
3619    mCodecSpecificDataIndex = 0;
3620    mInitialBufferSubmit = true;
3621    mSignalledEOS = false;
3622    mNoMoreOutputData = false;
3623    mOutputPortSettingsHaveChanged = false;
3624    mSeekTimeUs = -1;
3625    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3626    mTargetTimeUs = -1;
3627    mFilledBuffers.clear();
3628    mPaused = false;
3629
3630    return init();
3631}
3632
3633status_t OMXCodec::stop() {
3634    CODEC_LOGV("stop mState=%d", mState);
3635
3636    Mutex::Autolock autoLock(mLock);
3637
3638    while (isIntermediateState(mState)) {
3639        mAsyncCompletion.wait(mLock);
3640    }
3641
3642    bool isError = false;
3643    switch (mState) {
3644        case LOADED:
3645            break;
3646
3647        case ERROR:
3648        {
3649            OMX_STATETYPE state = OMX_StateInvalid;
3650            status_t err = mOMX->getState(mNode, &state);
3651            CHECK_EQ(err, (status_t)OK);
3652
3653            if (state != OMX_StateExecuting) {
3654                break;
3655            }
3656            // else fall through to the idling code
3657            isError = true;
3658        }
3659
3660        case EXECUTING:
3661        {
3662            setState(EXECUTING_TO_IDLE);
3663
3664            if (mQuirks & kRequiresFlushBeforeShutdown) {
3665                CODEC_LOGV("This component requires a flush before transitioning "
3666                     "from EXECUTING to IDLE...");
3667
3668                bool emulateInputFlushCompletion =
3669                    !flushPortAsync(kPortIndexInput);
3670
3671                bool emulateOutputFlushCompletion =
3672                    !flushPortAsync(kPortIndexOutput);
3673
3674                if (emulateInputFlushCompletion) {
3675                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3676                }
3677
3678                if (emulateOutputFlushCompletion) {
3679                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3680                }
3681            } else {
3682                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3683                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3684
3685                status_t err =
3686                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3687                CHECK_EQ(err, (status_t)OK);
3688            }
3689
3690            while (mState != LOADED && mState != ERROR) {
3691                mAsyncCompletion.wait(mLock);
3692            }
3693
3694            if (isError) {
3695                // We were in the ERROR state coming in, so restore that now
3696                // that we've idled the OMX component.
3697                setState(ERROR);
3698            }
3699
3700            break;
3701        }
3702
3703        default:
3704        {
3705            CHECK(!"should not be here.");
3706            break;
3707        }
3708    }
3709
3710    if (mLeftOverBuffer) {
3711        mLeftOverBuffer->release();
3712        mLeftOverBuffer = NULL;
3713    }
3714
3715    mSource->stop();
3716
3717    CODEC_LOGV("stopped in state %d", mState);
3718
3719    return OK;
3720}
3721
3722sp<MetaData> OMXCodec::getFormat() {
3723    Mutex::Autolock autoLock(mLock);
3724
3725    return mOutputFormat;
3726}
3727
3728status_t OMXCodec::read(
3729        MediaBuffer **buffer, const ReadOptions *options) {
3730    status_t err = OK;
3731    *buffer = NULL;
3732
3733    Mutex::Autolock autoLock(mLock);
3734
3735    if (mState != EXECUTING && mState != RECONFIGURING) {
3736        return UNKNOWN_ERROR;
3737    }
3738
3739    bool seeking = false;
3740    int64_t seekTimeUs;
3741    ReadOptions::SeekMode seekMode;
3742    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3743        seeking = true;
3744    }
3745
3746    if (mInitialBufferSubmit) {
3747        mInitialBufferSubmit = false;
3748
3749        if (seeking) {
3750            CHECK(seekTimeUs >= 0);
3751            mSeekTimeUs = seekTimeUs;
3752            mSeekMode = seekMode;
3753
3754            // There's no reason to trigger the code below, there's
3755            // nothing to flush yet.
3756            seeking = false;
3757            mPaused = false;
3758        }
3759
3760        drainInputBuffers();
3761
3762        if (mState == EXECUTING) {
3763            // Otherwise mState == RECONFIGURING and this code will trigger
3764            // after the output port is reenabled.
3765            fillOutputBuffers();
3766        }
3767    }
3768
3769    if (seeking) {
3770        while (mState == RECONFIGURING) {
3771            if ((err = waitForBufferFilled_l()) != OK) {
3772                return err;
3773            }
3774        }
3775
3776        if (mState != EXECUTING) {
3777            return UNKNOWN_ERROR;
3778        }
3779
3780        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3781
3782        mSignalledEOS = false;
3783
3784        CHECK(seekTimeUs >= 0);
3785        mSeekTimeUs = seekTimeUs;
3786        mSeekMode = seekMode;
3787
3788        mFilledBuffers.clear();
3789
3790        CHECK_EQ((int)mState, (int)EXECUTING);
3791
3792        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3793        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3794
3795        if (emulateInputFlushCompletion) {
3796            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3797        }
3798
3799        if (emulateOutputFlushCompletion) {
3800            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3801        }
3802
3803        while (mSeekTimeUs >= 0) {
3804            if ((err = waitForBufferFilled_l()) != OK) {
3805                return err;
3806            }
3807        }
3808    }
3809
3810    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3811        if ((err = waitForBufferFilled_l()) != OK) {
3812            return err;
3813        }
3814    }
3815
3816    if (mState == ERROR) {
3817        return UNKNOWN_ERROR;
3818    }
3819
3820    if (mFilledBuffers.empty()) {
3821        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3822    }
3823
3824    if (mOutputPortSettingsHaveChanged) {
3825        mOutputPortSettingsHaveChanged = false;
3826
3827        return INFO_FORMAT_CHANGED;
3828    }
3829
3830    size_t index = *mFilledBuffers.begin();
3831    mFilledBuffers.erase(mFilledBuffers.begin());
3832
3833    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3834    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3835    info->mStatus = OWNED_BY_CLIENT;
3836
3837    info->mMediaBuffer->add_ref();
3838    if (mSkipCutBuffer != NULL) {
3839        mSkipCutBuffer->submit(info->mMediaBuffer);
3840    }
3841    *buffer = info->mMediaBuffer;
3842
3843    return OK;
3844}
3845
3846void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3847    Mutex::Autolock autoLock(mLock);
3848
3849    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3850    for (size_t i = 0; i < buffers->size(); ++i) {
3851        BufferInfo *info = &buffers->editItemAt(i);
3852
3853        if (info->mMediaBuffer == buffer) {
3854            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3855            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3856
3857            info->mStatus = OWNED_BY_US;
3858
3859            if (buffer->graphicBuffer() == 0) {
3860                fillOutputBuffer(info);
3861            } else {
3862                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3863                int32_t rendered = 0;
3864                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3865                    rendered = 0;
3866                }
3867                if (!rendered) {
3868                    status_t err = cancelBufferToNativeWindow(info);
3869                    if (err < 0) {
3870                        return;
3871                    }
3872                }
3873
3874                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3875
3876                // Dequeue the next buffer from the native window.
3877                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3878                if (nextBufInfo == 0) {
3879                    return;
3880                }
3881
3882                // Give the buffer to the OMX node to fill.
3883                fillOutputBuffer(nextBufInfo);
3884            }
3885            return;
3886        }
3887    }
3888
3889    CHECK(!"should not be here.");
3890}
3891
3892static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3893    static const char *kNames[] = {
3894        "OMX_IMAGE_CodingUnused",
3895        "OMX_IMAGE_CodingAutoDetect",
3896        "OMX_IMAGE_CodingJPEG",
3897        "OMX_IMAGE_CodingJPEG2K",
3898        "OMX_IMAGE_CodingEXIF",
3899        "OMX_IMAGE_CodingTIFF",
3900        "OMX_IMAGE_CodingGIF",
3901        "OMX_IMAGE_CodingPNG",
3902        "OMX_IMAGE_CodingLZW",
3903        "OMX_IMAGE_CodingBMP",
3904    };
3905
3906    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3907
3908    if (type < 0 || (size_t)type >= numNames) {
3909        return "UNKNOWN";
3910    } else {
3911        return kNames[type];
3912    }
3913}
3914
3915static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3916    static const char *kNames[] = {
3917        "OMX_COLOR_FormatUnused",
3918        "OMX_COLOR_FormatMonochrome",
3919        "OMX_COLOR_Format8bitRGB332",
3920        "OMX_COLOR_Format12bitRGB444",
3921        "OMX_COLOR_Format16bitARGB4444",
3922        "OMX_COLOR_Format16bitARGB1555",
3923        "OMX_COLOR_Format16bitRGB565",
3924        "OMX_COLOR_Format16bitBGR565",
3925        "OMX_COLOR_Format18bitRGB666",
3926        "OMX_COLOR_Format18bitARGB1665",
3927        "OMX_COLOR_Format19bitARGB1666",
3928        "OMX_COLOR_Format24bitRGB888",
3929        "OMX_COLOR_Format24bitBGR888",
3930        "OMX_COLOR_Format24bitARGB1887",
3931        "OMX_COLOR_Format25bitARGB1888",
3932        "OMX_COLOR_Format32bitBGRA8888",
3933        "OMX_COLOR_Format32bitARGB8888",
3934        "OMX_COLOR_FormatYUV411Planar",
3935        "OMX_COLOR_FormatYUV411PackedPlanar",
3936        "OMX_COLOR_FormatYUV420Planar",
3937        "OMX_COLOR_FormatYUV420PackedPlanar",
3938        "OMX_COLOR_FormatYUV420SemiPlanar",
3939        "OMX_COLOR_FormatYUV422Planar",
3940        "OMX_COLOR_FormatYUV422PackedPlanar",
3941        "OMX_COLOR_FormatYUV422SemiPlanar",
3942        "OMX_COLOR_FormatYCbYCr",
3943        "OMX_COLOR_FormatYCrYCb",
3944        "OMX_COLOR_FormatCbYCrY",
3945        "OMX_COLOR_FormatCrYCbY",
3946        "OMX_COLOR_FormatYUV444Interleaved",
3947        "OMX_COLOR_FormatRawBayer8bit",
3948        "OMX_COLOR_FormatRawBayer10bit",
3949        "OMX_COLOR_FormatRawBayer8bitcompressed",
3950        "OMX_COLOR_FormatL2",
3951        "OMX_COLOR_FormatL4",
3952        "OMX_COLOR_FormatL8",
3953        "OMX_COLOR_FormatL16",
3954        "OMX_COLOR_FormatL24",
3955        "OMX_COLOR_FormatL32",
3956        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
3957        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
3958        "OMX_COLOR_Format18BitBGR666",
3959        "OMX_COLOR_Format24BitARGB6666",
3960        "OMX_COLOR_Format24BitABGR6666",
3961    };
3962
3963    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3964
3965    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
3966        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
3967    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
3968        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
3969    } else if (type < 0 || (size_t)type >= numNames) {
3970        return "UNKNOWN";
3971    } else {
3972        return kNames[type];
3973    }
3974}
3975
3976static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
3977    static const char *kNames[] = {
3978        "OMX_VIDEO_CodingUnused",
3979        "OMX_VIDEO_CodingAutoDetect",
3980        "OMX_VIDEO_CodingMPEG2",
3981        "OMX_VIDEO_CodingH263",
3982        "OMX_VIDEO_CodingMPEG4",
3983        "OMX_VIDEO_CodingWMV",
3984        "OMX_VIDEO_CodingRV",
3985        "OMX_VIDEO_CodingAVC",
3986        "OMX_VIDEO_CodingMJPEG",
3987    };
3988
3989    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3990
3991    if (type < 0 || (size_t)type >= numNames) {
3992        return "UNKNOWN";
3993    } else {
3994        return kNames[type];
3995    }
3996}
3997
3998static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
3999    static const char *kNames[] = {
4000        "OMX_AUDIO_CodingUnused",
4001        "OMX_AUDIO_CodingAutoDetect",
4002        "OMX_AUDIO_CodingPCM",
4003        "OMX_AUDIO_CodingADPCM",
4004        "OMX_AUDIO_CodingAMR",
4005        "OMX_AUDIO_CodingGSMFR",
4006        "OMX_AUDIO_CodingGSMEFR",
4007        "OMX_AUDIO_CodingGSMHR",
4008        "OMX_AUDIO_CodingPDCFR",
4009        "OMX_AUDIO_CodingPDCEFR",
4010        "OMX_AUDIO_CodingPDCHR",
4011        "OMX_AUDIO_CodingTDMAFR",
4012        "OMX_AUDIO_CodingTDMAEFR",
4013        "OMX_AUDIO_CodingQCELP8",
4014        "OMX_AUDIO_CodingQCELP13",
4015        "OMX_AUDIO_CodingEVRC",
4016        "OMX_AUDIO_CodingSMV",
4017        "OMX_AUDIO_CodingG711",
4018        "OMX_AUDIO_CodingG723",
4019        "OMX_AUDIO_CodingG726",
4020        "OMX_AUDIO_CodingG729",
4021        "OMX_AUDIO_CodingAAC",
4022        "OMX_AUDIO_CodingMP3",
4023        "OMX_AUDIO_CodingSBC",
4024        "OMX_AUDIO_CodingVORBIS",
4025        "OMX_AUDIO_CodingWMA",
4026        "OMX_AUDIO_CodingRA",
4027        "OMX_AUDIO_CodingMIDI",
4028    };
4029
4030    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4031
4032    if (type < 0 || (size_t)type >= numNames) {
4033        return "UNKNOWN";
4034    } else {
4035        return kNames[type];
4036    }
4037}
4038
4039static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4040    static const char *kNames[] = {
4041        "OMX_AUDIO_PCMModeLinear",
4042        "OMX_AUDIO_PCMModeALaw",
4043        "OMX_AUDIO_PCMModeMULaw",
4044    };
4045
4046    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4047
4048    if (type < 0 || (size_t)type >= numNames) {
4049        return "UNKNOWN";
4050    } else {
4051        return kNames[type];
4052    }
4053}
4054
4055static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4056    static const char *kNames[] = {
4057        "OMX_AUDIO_AMRBandModeUnused",
4058        "OMX_AUDIO_AMRBandModeNB0",
4059        "OMX_AUDIO_AMRBandModeNB1",
4060        "OMX_AUDIO_AMRBandModeNB2",
4061        "OMX_AUDIO_AMRBandModeNB3",
4062        "OMX_AUDIO_AMRBandModeNB4",
4063        "OMX_AUDIO_AMRBandModeNB5",
4064        "OMX_AUDIO_AMRBandModeNB6",
4065        "OMX_AUDIO_AMRBandModeNB7",
4066        "OMX_AUDIO_AMRBandModeWB0",
4067        "OMX_AUDIO_AMRBandModeWB1",
4068        "OMX_AUDIO_AMRBandModeWB2",
4069        "OMX_AUDIO_AMRBandModeWB3",
4070        "OMX_AUDIO_AMRBandModeWB4",
4071        "OMX_AUDIO_AMRBandModeWB5",
4072        "OMX_AUDIO_AMRBandModeWB6",
4073        "OMX_AUDIO_AMRBandModeWB7",
4074        "OMX_AUDIO_AMRBandModeWB8",
4075    };
4076
4077    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4078
4079    if (type < 0 || (size_t)type >= numNames) {
4080        return "UNKNOWN";
4081    } else {
4082        return kNames[type];
4083    }
4084}
4085
4086static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4087    static const char *kNames[] = {
4088        "OMX_AUDIO_AMRFrameFormatConformance",
4089        "OMX_AUDIO_AMRFrameFormatIF1",
4090        "OMX_AUDIO_AMRFrameFormatIF2",
4091        "OMX_AUDIO_AMRFrameFormatFSF",
4092        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4093        "OMX_AUDIO_AMRFrameFormatITU",
4094    };
4095
4096    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4097
4098    if (type < 0 || (size_t)type >= numNames) {
4099        return "UNKNOWN";
4100    } else {
4101        return kNames[type];
4102    }
4103}
4104
4105void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4106    OMX_PARAM_PORTDEFINITIONTYPE def;
4107    InitOMXParams(&def);
4108    def.nPortIndex = portIndex;
4109
4110    status_t err = mOMX->getParameter(
4111            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4112    CHECK_EQ(err, (status_t)OK);
4113
4114    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4115
4116    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4117          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4118
4119    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4120    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4121    printf("  nBufferSize = %ld\n", def.nBufferSize);
4122
4123    switch (def.eDomain) {
4124        case OMX_PortDomainImage:
4125        {
4126            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4127
4128            printf("\n");
4129            printf("  // Image\n");
4130            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4131            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4132            printf("  nStride = %ld\n", imageDef->nStride);
4133
4134            printf("  eCompressionFormat = %s\n",
4135                   imageCompressionFormatString(imageDef->eCompressionFormat));
4136
4137            printf("  eColorFormat = %s\n",
4138                   colorFormatString(imageDef->eColorFormat));
4139
4140            break;
4141        }
4142
4143        case OMX_PortDomainVideo:
4144        {
4145            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4146
4147            printf("\n");
4148            printf("  // Video\n");
4149            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4150            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4151            printf("  nStride = %ld\n", videoDef->nStride);
4152
4153            printf("  eCompressionFormat = %s\n",
4154                   videoCompressionFormatString(videoDef->eCompressionFormat));
4155
4156            printf("  eColorFormat = %s\n",
4157                   colorFormatString(videoDef->eColorFormat));
4158
4159            break;
4160        }
4161
4162        case OMX_PortDomainAudio:
4163        {
4164            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4165
4166            printf("\n");
4167            printf("  // Audio\n");
4168            printf("  eEncoding = %s\n",
4169                   audioCodingTypeString(audioDef->eEncoding));
4170
4171            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4172                OMX_AUDIO_PARAM_PCMMODETYPE params;
4173                InitOMXParams(&params);
4174                params.nPortIndex = portIndex;
4175
4176                err = mOMX->getParameter(
4177                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4178                CHECK_EQ(err, (status_t)OK);
4179
4180                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4181                printf("  nChannels = %ld\n", params.nChannels);
4182                printf("  bInterleaved = %d\n", params.bInterleaved);
4183                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4184
4185                printf("  eNumData = %s\n",
4186                       params.eNumData == OMX_NumericalDataSigned
4187                        ? "signed" : "unsigned");
4188
4189                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4190            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4191                OMX_AUDIO_PARAM_AMRTYPE amr;
4192                InitOMXParams(&amr);
4193                amr.nPortIndex = portIndex;
4194
4195                err = mOMX->getParameter(
4196                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4197                CHECK_EQ(err, (status_t)OK);
4198
4199                printf("  nChannels = %ld\n", amr.nChannels);
4200                printf("  eAMRBandMode = %s\n",
4201                        amrBandModeString(amr.eAMRBandMode));
4202                printf("  eAMRFrameFormat = %s\n",
4203                        amrFrameFormatString(amr.eAMRFrameFormat));
4204            }
4205
4206            break;
4207        }
4208
4209        default:
4210        {
4211            printf("  // Unknown\n");
4212            break;
4213        }
4214    }
4215
4216    printf("}\n");
4217}
4218
4219status_t OMXCodec::initNativeWindow() {
4220    // Enable use of a GraphicBuffer as the output for this node.  This must
4221    // happen before getting the IndexParamPortDefinition parameter because it
4222    // will affect the pixel format that the node reports.
4223    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4224    if (err != 0) {
4225        return err;
4226    }
4227
4228    return OK;
4229}
4230
4231void OMXCodec::initNativeWindowCrop() {
4232    int32_t left, top, right, bottom;
4233
4234    CHECK(mOutputFormat->findRect(
4235                        kKeyCropRect,
4236                        &left, &top, &right, &bottom));
4237
4238    android_native_rect_t crop;
4239    crop.left = left;
4240    crop.top = top;
4241    crop.right = right + 1;
4242    crop.bottom = bottom + 1;
4243
4244    // We'll ignore any errors here, if the surface is
4245    // already invalid, we'll know soon enough.
4246    native_window_set_crop(mNativeWindow.get(), &crop);
4247}
4248
4249void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4250    mOutputFormat = new MetaData;
4251    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4252    if (mIsEncoder) {
4253        int32_t timeScale;
4254        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4255            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4256        }
4257    }
4258
4259    OMX_PARAM_PORTDEFINITIONTYPE def;
4260    InitOMXParams(&def);
4261    def.nPortIndex = kPortIndexOutput;
4262
4263    status_t err = mOMX->getParameter(
4264            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4265    CHECK_EQ(err, (status_t)OK);
4266
4267    switch (def.eDomain) {
4268        case OMX_PortDomainImage:
4269        {
4270            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4271            CHECK_EQ((int)imageDef->eCompressionFormat,
4272                     (int)OMX_IMAGE_CodingUnused);
4273
4274            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4275            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4276            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4277            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4278            break;
4279        }
4280
4281        case OMX_PortDomainAudio:
4282        {
4283            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4284
4285            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4286                OMX_AUDIO_PARAM_PCMMODETYPE params;
4287                InitOMXParams(&params);
4288                params.nPortIndex = kPortIndexOutput;
4289
4290                err = mOMX->getParameter(
4291                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4292                CHECK_EQ(err, (status_t)OK);
4293
4294                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4295                CHECK_EQ(params.nBitPerSample, 16u);
4296                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4297
4298                int32_t numChannels, sampleRate;
4299                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4300                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4301
4302                if ((OMX_U32)numChannels != params.nChannels) {
4303                    ALOGV("Codec outputs a different number of channels than "
4304                         "the input stream contains (contains %d channels, "
4305                         "codec outputs %ld channels).",
4306                         numChannels, params.nChannels);
4307                }
4308
4309                if (sampleRate != (int32_t)params.nSamplingRate) {
4310                    ALOGV("Codec outputs at different sampling rate than "
4311                         "what the input stream contains (contains data at "
4312                         "%d Hz, codec outputs %lu Hz)",
4313                         sampleRate, params.nSamplingRate);
4314                }
4315
4316                mOutputFormat->setCString(
4317                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4318
4319                // Use the codec-advertised number of channels, as some
4320                // codecs appear to output stereo even if the input data is
4321                // mono. If we know the codec lies about this information,
4322                // use the actual number of channels instead.
4323                mOutputFormat->setInt32(
4324                        kKeyChannelCount,
4325                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4326                            ? numChannels : params.nChannels);
4327
4328                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4329            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4330                OMX_AUDIO_PARAM_AMRTYPE amr;
4331                InitOMXParams(&amr);
4332                amr.nPortIndex = kPortIndexOutput;
4333
4334                err = mOMX->getParameter(
4335                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4336                CHECK_EQ(err, (status_t)OK);
4337
4338                CHECK_EQ(amr.nChannels, 1u);
4339                mOutputFormat->setInt32(kKeyChannelCount, 1);
4340
4341                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4342                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4343                    mOutputFormat->setCString(
4344                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4345                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4346                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4347                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4348                    mOutputFormat->setCString(
4349                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4350                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4351                } else {
4352                    CHECK(!"Unknown AMR band mode.");
4353                }
4354            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4355                mOutputFormat->setCString(
4356                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4357                int32_t numChannels, sampleRate, bitRate;
4358                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4359                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4360                inputFormat->findInt32(kKeyBitRate, &bitRate);
4361                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4362                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4363                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4364            } else {
4365                CHECK(!"Should not be here. Unknown audio encoding.");
4366            }
4367            break;
4368        }
4369
4370        case OMX_PortDomainVideo:
4371        {
4372            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4373
4374            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4375                mOutputFormat->setCString(
4376                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4377            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4378                mOutputFormat->setCString(
4379                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4380            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4381                mOutputFormat->setCString(
4382                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4383            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4384                mOutputFormat->setCString(
4385                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4386            } else {
4387                CHECK(!"Unknown compression format.");
4388            }
4389
4390            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4391            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4392            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4393
4394            if (!mIsEncoder) {
4395                OMX_CONFIG_RECTTYPE rect;
4396                InitOMXParams(&rect);
4397                rect.nPortIndex = kPortIndexOutput;
4398                status_t err =
4399                        mOMX->getConfig(
4400                            mNode, OMX_IndexConfigCommonOutputCrop,
4401                            &rect, sizeof(rect));
4402
4403                CODEC_LOGI(
4404                        "video dimensions are %ld x %ld",
4405                        video_def->nFrameWidth, video_def->nFrameHeight);
4406
4407                if (err == OK) {
4408                    CHECK_GE(rect.nLeft, 0);
4409                    CHECK_GE(rect.nTop, 0);
4410                    CHECK_GE(rect.nWidth, 0u);
4411                    CHECK_GE(rect.nHeight, 0u);
4412                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4413                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4414
4415                    mOutputFormat->setRect(
4416                            kKeyCropRect,
4417                            rect.nLeft,
4418                            rect.nTop,
4419                            rect.nLeft + rect.nWidth - 1,
4420                            rect.nTop + rect.nHeight - 1);
4421
4422                    CODEC_LOGI(
4423                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4424                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4425                } else {
4426                    mOutputFormat->setRect(
4427                            kKeyCropRect,
4428                            0, 0,
4429                            video_def->nFrameWidth - 1,
4430                            video_def->nFrameHeight - 1);
4431                }
4432
4433                if (mNativeWindow != NULL) {
4434                     initNativeWindowCrop();
4435                }
4436            }
4437            break;
4438        }
4439
4440        default:
4441        {
4442            CHECK(!"should not be here, neither audio nor video.");
4443            break;
4444        }
4445    }
4446
4447    // If the input format contains rotation information, flag the output
4448    // format accordingly.
4449
4450    int32_t rotationDegrees;
4451    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4452        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4453    }
4454}
4455
4456status_t OMXCodec::pause() {
4457    Mutex::Autolock autoLock(mLock);
4458
4459    mPaused = true;
4460
4461    return OK;
4462}
4463
4464////////////////////////////////////////////////////////////////////////////////
4465
4466status_t QueryCodecs(
4467        const sp<IOMX> &omx,
4468        const char *mime, bool queryDecoders, bool hwCodecOnly,
4469        Vector<CodecCapabilities> *results) {
4470    Vector<String8> matchingCodecs;
4471    results->clear();
4472
4473    OMXCodec::findMatchingCodecs(mime,
4474            !queryDecoders /*createEncoder*/,
4475            NULL /*matchComponentName*/,
4476            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4477            &matchingCodecs);
4478
4479    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4480        const char *componentName = matchingCodecs.itemAt(c).string();
4481
4482        results->push();
4483        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4484
4485        status_t err =
4486            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4487
4488        if (err != OK) {
4489            results->removeAt(results->size() - 1);
4490        }
4491    }
4492
4493    return OK;
4494}
4495
4496status_t QueryCodec(
4497        const sp<IOMX> &omx,
4498        const char *componentName, const char *mime,
4499        bool isEncoder,
4500        CodecCapabilities *caps) {
4501    if (strncmp(componentName, "OMX.", 4)) {
4502        // Not an OpenMax component but a software codec.
4503
4504        caps->mComponentName = componentName;
4505        return OK;
4506    }
4507
4508    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4509    IOMX::node_id node;
4510    status_t err = omx->allocateNode(componentName, observer, &node);
4511
4512    if (err != OK) {
4513        return err;
4514    }
4515
4516    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4517
4518    caps->mComponentName = componentName;
4519
4520    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4521    InitOMXParams(&param);
4522
4523    param.nPortIndex = !isEncoder ? 0 : 1;
4524
4525    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4526        err = omx->getParameter(
4527                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4528                &param, sizeof(param));
4529
4530        if (err != OK) {
4531            break;
4532        }
4533
4534        CodecProfileLevel profileLevel;
4535        profileLevel.mProfile = param.eProfile;
4536        profileLevel.mLevel = param.eLevel;
4537
4538        caps->mProfileLevels.push(profileLevel);
4539    }
4540
4541    // Color format query
4542    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4543    InitOMXParams(&portFormat);
4544    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4545    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4546        err = omx->getParameter(
4547                node, OMX_IndexParamVideoPortFormat,
4548                &portFormat, sizeof(portFormat));
4549        if (err != OK) {
4550            break;
4551        }
4552        caps->mColorFormats.push(portFormat.eColorFormat);
4553    }
4554
4555    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4556
4557    return OK;
4558}
4559
4560status_t QueryCodecs(
4561        const sp<IOMX> &omx,
4562        const char *mimeType, bool queryDecoders,
4563        Vector<CodecCapabilities> *results) {
4564    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4565}
4566
4567void OMXCodec::restorePatchedDataPointer(BufferInfo *info) {
4568    CHECK(mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames));
4569    CHECK(mOMXLivesLocally);
4570
4571    OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *)info->mBuffer;
4572    header->pBuffer = (OMX_U8 *)info->mData;
4573}
4574
4575// These are supposed be equivalent to the logic in
4576// "audio_channel_out_mask_from_count".
4577status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4578    switch (numChannels) {
4579        case 1:
4580            map[0] = OMX_AUDIO_ChannelCF;
4581            break;
4582        case 2:
4583            map[0] = OMX_AUDIO_ChannelLF;
4584            map[1] = OMX_AUDIO_ChannelRF;
4585            break;
4586        case 3:
4587            map[0] = OMX_AUDIO_ChannelLF;
4588            map[1] = OMX_AUDIO_ChannelRF;
4589            map[2] = OMX_AUDIO_ChannelCF;
4590            break;
4591        case 4:
4592            map[0] = OMX_AUDIO_ChannelLF;
4593            map[1] = OMX_AUDIO_ChannelRF;
4594            map[2] = OMX_AUDIO_ChannelLR;
4595            map[3] = OMX_AUDIO_ChannelRR;
4596            break;
4597        case 5:
4598            map[0] = OMX_AUDIO_ChannelLF;
4599            map[1] = OMX_AUDIO_ChannelRF;
4600            map[2] = OMX_AUDIO_ChannelCF;
4601            map[3] = OMX_AUDIO_ChannelLR;
4602            map[4] = OMX_AUDIO_ChannelRR;
4603            break;
4604        case 6:
4605            map[0] = OMX_AUDIO_ChannelLF;
4606            map[1] = OMX_AUDIO_ChannelRF;
4607            map[2] = OMX_AUDIO_ChannelCF;
4608            map[3] = OMX_AUDIO_ChannelLFE;
4609            map[4] = OMX_AUDIO_ChannelLR;
4610            map[5] = OMX_AUDIO_ChannelRR;
4611            break;
4612        case 7:
4613            map[0] = OMX_AUDIO_ChannelLF;
4614            map[1] = OMX_AUDIO_ChannelRF;
4615            map[2] = OMX_AUDIO_ChannelCF;
4616            map[3] = OMX_AUDIO_ChannelLFE;
4617            map[4] = OMX_AUDIO_ChannelLR;
4618            map[5] = OMX_AUDIO_ChannelRR;
4619            map[6] = OMX_AUDIO_ChannelCS;
4620            break;
4621        case 8:
4622            map[0] = OMX_AUDIO_ChannelLF;
4623            map[1] = OMX_AUDIO_ChannelRF;
4624            map[2] = OMX_AUDIO_ChannelCF;
4625            map[3] = OMX_AUDIO_ChannelLFE;
4626            map[4] = OMX_AUDIO_ChannelLR;
4627            map[5] = OMX_AUDIO_ChannelRR;
4628            map[6] = OMX_AUDIO_ChannelLS;
4629            map[7] = OMX_AUDIO_ChannelRS;
4630            break;
4631        default:
4632            return -EINVAL;
4633    }
4634
4635    return OK;
4636}
4637
4638}  // namespace android
4639