OMXCodec.cpp revision a98478bfbcc0f7fb4b164d3dce40ca96df75667d 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17//#define LOG_NDEBUG 0
18#define LOG_TAG "OMXCodec"
19#include <utils/Log.h>
20
21#include "include/AACEncoder.h"
22#include "include/AVCEncoder.h"
23#include "include/M4vH263Encoder.h"
24
25#include "include/ESDS.h"
26
27#include <binder/IServiceManager.h>
28#include <binder/MemoryDealer.h>
29#include <binder/ProcessState.h>
30#include <HardwareAPI.h>
31#include <media/stagefright/foundation/ADebug.h>
32#include <media/IMediaPlayerService.h>
33#include <media/stagefright/MediaBuffer.h>
34#include <media/stagefright/MediaBufferGroup.h>
35#include <media/stagefright/MediaDefs.h>
36#include <media/stagefright/MediaCodecList.h>
37#include <media/stagefright/MediaExtractor.h>
38#include <media/stagefright/MetaData.h>
39#include <media/stagefright/OMXCodec.h>
40#include <media/stagefright/Utils.h>
41#include <media/stagefright/SkipCutBuffer.h>
42#include <utils/Vector.h>
43
44#include <OMX_Audio.h>
45#include <OMX_Component.h>
46
47#include "include/avc_utils.h"
48
49namespace android {
50
51// Treat time out as an error if we have not received any output
52// buffers after 3 seconds.
53const static int64_t kBufferFilledEventTimeOutNs = 3000000000LL;
54
55// OMX Spec defines less than 50 color formats. If the query for
56// color format is executed for more than kMaxColorFormatSupported,
57// the query will fail to avoid looping forever.
58// 1000 is more than enough for us to tell whether the omx
59// component in question is buggy or not.
60const static uint32_t kMaxColorFormatSupported = 1000;
61
62#define FACTORY_CREATE_ENCODER(name) \
63static sp<MediaSource> Make##name(const sp<MediaSource> &source, const sp<MetaData> &meta) { \
64    return new name(source, meta); \
65}
66
67#define FACTORY_REF(name) { #name, Make##name },
68
69FACTORY_CREATE_ENCODER(AACEncoder)
70FACTORY_CREATE_ENCODER(AVCEncoder)
71FACTORY_CREATE_ENCODER(M4vH263Encoder)
72
73static sp<MediaSource> InstantiateSoftwareEncoder(
74        const char *name, const sp<MediaSource> &source,
75        const sp<MetaData> &meta) {
76    struct FactoryInfo {
77        const char *name;
78        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &, const sp<MetaData> &);
79    };
80
81    static const FactoryInfo kFactoryInfo[] = {
82        FACTORY_REF(AACEncoder)
83        FACTORY_REF(AVCEncoder)
84        FACTORY_REF(M4vH263Encoder)
85    };
86    for (size_t i = 0;
87         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
88        if (!strcmp(name, kFactoryInfo[i].name)) {
89            return (*kFactoryInfo[i].CreateFunc)(source, meta);
90        }
91    }
92
93    return NULL;
94}
95
96#undef FACTORY_CREATE_ENCODER
97#undef FACTORY_REF
98
99#define CODEC_LOGI(x, ...) ALOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
100#define CODEC_LOGV(x, ...) ALOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
101#define CODEC_LOGE(x, ...) ALOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
102
103struct OMXCodecObserver : public BnOMXObserver {
104    OMXCodecObserver() {
105    }
106
107    void setCodec(const sp<OMXCodec> &target) {
108        mTarget = target;
109    }
110
111    // from IOMXObserver
112    virtual void onMessage(const omx_message &msg) {
113        sp<OMXCodec> codec = mTarget.promote();
114
115        if (codec.get() != NULL) {
116            Mutex::Autolock autoLock(codec->mLock);
117            codec->on_message(msg);
118            codec.clear();
119        }
120    }
121
122protected:
123    virtual ~OMXCodecObserver() {}
124
125private:
126    wp<OMXCodec> mTarget;
127
128    OMXCodecObserver(const OMXCodecObserver &);
129    OMXCodecObserver &operator=(const OMXCodecObserver &);
130};
131
132template<class T>
133static void InitOMXParams(T *params) {
134    params->nSize = sizeof(T);
135    params->nVersion.s.nVersionMajor = 1;
136    params->nVersion.s.nVersionMinor = 0;
137    params->nVersion.s.nRevision = 0;
138    params->nVersion.s.nStep = 0;
139}
140
141static bool IsSoftwareCodec(const char *componentName) {
142    if (!strncmp("OMX.google.", componentName, 11)) {
143        return true;
144    }
145
146    if (!strncmp("OMX.", componentName, 4)) {
147        return false;
148    }
149
150    return true;
151}
152
153// A sort order in which OMX software codecs are first, followed
154// by other (non-OMX) software codecs, followed by everything else.
155static int CompareSoftwareCodecsFirst(
156        const String8 *elem1, const String8 *elem2) {
157    bool isOMX1 = !strncmp(elem1->string(), "OMX.", 4);
158    bool isOMX2 = !strncmp(elem2->string(), "OMX.", 4);
159
160    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
161    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
162
163    if (isSoftwareCodec1) {
164        if (!isSoftwareCodec2) { return -1; }
165
166        if (isOMX1) {
167            if (isOMX2) { return 0; }
168
169            return -1;
170        } else {
171            if (isOMX2) { return 0; }
172
173            return 1;
174        }
175
176        return -1;
177    }
178
179    if (isSoftwareCodec2) {
180        return 1;
181    }
182
183    return 0;
184}
185
186// static
187void OMXCodec::findMatchingCodecs(
188        const char *mime,
189        bool createEncoder, const char *matchComponentName,
190        uint32_t flags,
191        Vector<String8> *matchingCodecs,
192        Vector<uint32_t> *matchingCodecQuirks) {
193    matchingCodecs->clear();
194
195    if (matchingCodecQuirks) {
196        matchingCodecQuirks->clear();
197    }
198
199    const MediaCodecList *list = MediaCodecList::getInstance();
200    if (list == NULL) {
201        return;
202    }
203
204    size_t index = 0;
205    for (;;) {
206        ssize_t matchIndex =
207            list->findCodecByType(mime, createEncoder, index);
208
209        if (matchIndex < 0) {
210            break;
211        }
212
213        index = matchIndex + 1;
214
215        const char *componentName = list->getCodecName(matchIndex);
216
217        // If a specific codec is requested, skip the non-matching ones.
218        if (matchComponentName && strcmp(componentName, matchComponentName)) {
219            continue;
220        }
221
222        // When requesting software-only codecs, only push software codecs
223        // When requesting hardware-only codecs, only push hardware codecs
224        // When there is request neither for software-only nor for
225        // hardware-only codecs, push all codecs
226        if (((flags & kSoftwareCodecsOnly) &&   IsSoftwareCodec(componentName)) ||
227            ((flags & kHardwareCodecsOnly) &&  !IsSoftwareCodec(componentName)) ||
228            (!(flags & (kSoftwareCodecsOnly | kHardwareCodecsOnly)))) {
229
230            matchingCodecs->push(String8(componentName));
231
232            if (matchingCodecQuirks) {
233                matchingCodecQuirks->push(getComponentQuirks(list, matchIndex));
234            }
235        }
236    }
237
238    if (flags & kPreferSoftwareCodecs) {
239        matchingCodecs->sort(CompareSoftwareCodecsFirst);
240    }
241}
242
243// static
244uint32_t OMXCodec::getComponentQuirks(
245        const MediaCodecList *list, size_t index) {
246    uint32_t quirks = 0;
247    if (list->codecHasQuirk(
248                index, "requires-allocate-on-input-ports")) {
249        quirks |= kRequiresAllocateBufferOnInputPorts;
250    }
251    if (list->codecHasQuirk(
252                index, "requires-allocate-on-output-ports")) {
253        quirks |= kRequiresAllocateBufferOnOutputPorts;
254    }
255    if (list->codecHasQuirk(
256                index, "output-buffers-are-unreadable")) {
257        quirks |= kOutputBuffersAreUnreadable;
258    }
259
260    return quirks;
261}
262
263// static
264bool OMXCodec::findCodecQuirks(const char *componentName, uint32_t *quirks) {
265    const MediaCodecList *list = MediaCodecList::getInstance();
266
267    if (list == NULL) {
268        return false;
269    }
270
271    ssize_t index = list->findCodecByName(componentName);
272
273    if (index < 0) {
274        return false;
275    }
276
277    *quirks = getComponentQuirks(list, index);
278
279    return true;
280}
281
282// static
283sp<MediaSource> OMXCodec::Create(
284        const sp<IOMX> &omx,
285        const sp<MetaData> &meta, bool createEncoder,
286        const sp<MediaSource> &source,
287        const char *matchComponentName,
288        uint32_t flags,
289        const sp<ANativeWindow> &nativeWindow) {
290    int32_t requiresSecureBuffers;
291    if (source->getFormat()->findInt32(
292                kKeyRequiresSecureBuffers,
293                &requiresSecureBuffers)
294            && requiresSecureBuffers) {
295        flags |= kIgnoreCodecSpecificData;
296        flags |= kUseSecureInputBuffers;
297    }
298
299    const char *mime;
300    bool success = meta->findCString(kKeyMIMEType, &mime);
301    CHECK(success);
302
303    Vector<String8> matchingCodecs;
304    Vector<uint32_t> matchingCodecQuirks;
305    findMatchingCodecs(
306            mime, createEncoder, matchComponentName, flags,
307            &matchingCodecs, &matchingCodecQuirks);
308
309    if (matchingCodecs.isEmpty()) {
310        return NULL;
311    }
312
313    sp<OMXCodecObserver> observer = new OMXCodecObserver;
314    IOMX::node_id node = 0;
315
316    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
317        const char *componentNameBase = matchingCodecs[i].string();
318        uint32_t quirks = matchingCodecQuirks[i];
319        const char *componentName = componentNameBase;
320
321        AString tmp;
322        if (flags & kUseSecureInputBuffers) {
323            tmp = componentNameBase;
324            tmp.append(".secure");
325
326            componentName = tmp.c_str();
327        }
328
329        if (createEncoder) {
330            sp<MediaSource> softwareCodec =
331                InstantiateSoftwareEncoder(componentName, source, meta);
332
333            if (softwareCodec != NULL) {
334                ALOGV("Successfully allocated software codec '%s'", componentName);
335
336                return softwareCodec;
337            }
338        }
339
340        ALOGV("Attempting to allocate OMX node '%s'", componentName);
341
342        if (!createEncoder
343                && (quirks & kOutputBuffersAreUnreadable)
344                && (flags & kClientNeedsFramebuffer)) {
345            if (strncmp(componentName, "OMX.SEC.", 8)) {
346                // For OMX.SEC.* decoders we can enable a special mode that
347                // gives the client access to the framebuffer contents.
348
349                ALOGW("Component '%s' does not give the client access to "
350                     "the framebuffer contents. Skipping.",
351                     componentName);
352
353                continue;
354            }
355        }
356
357        status_t err = omx->allocateNode(componentName, observer, &node);
358        if (err == OK) {
359            ALOGV("Successfully allocated OMX node '%s'", componentName);
360
361            sp<OMXCodec> codec = new OMXCodec(
362                    omx, node, quirks, flags,
363                    createEncoder, mime, componentName,
364                    source, nativeWindow);
365
366            observer->setCodec(codec);
367
368            err = codec->configureCodec(meta);
369
370            if (err == OK) {
371                if (!strcmp("OMX.Nvidia.mpeg2v.decode", componentName)) {
372                    codec->mFlags |= kOnlySubmitOneInputBufferAtOneTime;
373                }
374
375                return codec;
376            }
377
378            ALOGV("Failed to configure codec '%s'", componentName);
379        }
380    }
381
382    return NULL;
383}
384
385status_t OMXCodec::parseAVCCodecSpecificData(
386        const void *data, size_t size,
387        unsigned *profile, unsigned *level) {
388    const uint8_t *ptr = (const uint8_t *)data;
389
390    // verify minimum size and configurationVersion == 1.
391    if (size < 7 || ptr[0] != 1) {
392        return ERROR_MALFORMED;
393    }
394
395    *profile = ptr[1];
396    *level = ptr[3];
397
398    // There is decodable content out there that fails the following
399    // assertion, let's be lenient for now...
400    // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
401
402    size_t lengthSize = 1 + (ptr[4] & 3);
403
404    // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
405    // violates it...
406    // CHECK((ptr[5] >> 5) == 7);  // reserved
407
408    size_t numSeqParameterSets = ptr[5] & 31;
409
410    ptr += 6;
411    size -= 6;
412
413    for (size_t i = 0; i < numSeqParameterSets; ++i) {
414        if (size < 2) {
415            return ERROR_MALFORMED;
416        }
417
418        size_t length = U16_AT(ptr);
419
420        ptr += 2;
421        size -= 2;
422
423        if (size < length) {
424            return ERROR_MALFORMED;
425        }
426
427        addCodecSpecificData(ptr, length);
428
429        ptr += length;
430        size -= length;
431    }
432
433    if (size < 1) {
434        return ERROR_MALFORMED;
435    }
436
437    size_t numPictureParameterSets = *ptr;
438    ++ptr;
439    --size;
440
441    for (size_t i = 0; i < numPictureParameterSets; ++i) {
442        if (size < 2) {
443            return ERROR_MALFORMED;
444        }
445
446        size_t length = U16_AT(ptr);
447
448        ptr += 2;
449        size -= 2;
450
451        if (size < length) {
452            return ERROR_MALFORMED;
453        }
454
455        addCodecSpecificData(ptr, length);
456
457        ptr += length;
458        size -= length;
459    }
460
461    return OK;
462}
463
464status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
465    ALOGV("configureCodec protected=%d",
466         (mFlags & kEnableGrallocUsageProtected) ? 1 : 0);
467
468    if (!(mFlags & kIgnoreCodecSpecificData)) {
469        uint32_t type;
470        const void *data;
471        size_t size;
472        if (meta->findData(kKeyESDS, &type, &data, &size)) {
473            ESDS esds((const char *)data, size);
474            CHECK_EQ(esds.InitCheck(), (status_t)OK);
475
476            const void *codec_specific_data;
477            size_t codec_specific_data_size;
478            esds.getCodecSpecificInfo(
479                    &codec_specific_data, &codec_specific_data_size);
480
481            addCodecSpecificData(
482                    codec_specific_data, codec_specific_data_size);
483        } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
484            // Parse the AVCDecoderConfigurationRecord
485
486            unsigned profile, level;
487            status_t err;
488            if ((err = parseAVCCodecSpecificData(
489                            data, size, &profile, &level)) != OK) {
490                ALOGE("Malformed AVC codec specific data.");
491                return err;
492            }
493
494            CODEC_LOGI(
495                    "AVC profile = %u (%s), level = %u",
496                    profile, AVCProfileToString(profile), level);
497        } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) {
498            addCodecSpecificData(data, size);
499
500            CHECK(meta->findData(kKeyVorbisBooks, &type, &data, &size));
501            addCodecSpecificData(data, size);
502        }
503    }
504
505    int32_t bitRate = 0;
506    if (mIsEncoder) {
507        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
508    }
509    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
510        setAMRFormat(false /* isWAMR */, bitRate);
511    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
512        setAMRFormat(true /* isWAMR */, bitRate);
513    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
514        int32_t numChannels, sampleRate;
515        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
516        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
517
518        status_t err = setAACFormat(numChannels, sampleRate, bitRate);
519        if (err != OK) {
520            CODEC_LOGE("setAACFormat() failed (err = %d)", err);
521            return err;
522        }
523    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_ALAW, mMIME)
524            || !strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_MLAW, mMIME)) {
525        // These are PCM-like formats with a fixed sample rate but
526        // a variable number of channels.
527
528        int32_t numChannels;
529        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
530
531        setG711Format(numChannels);
532    }
533
534    if (!strncasecmp(mMIME, "video/", 6)) {
535
536        if (mIsEncoder) {
537            setVideoInputFormat(mMIME, meta);
538        } else {
539            int32_t width, height;
540            bool success = meta->findInt32(kKeyWidth, &width);
541            success = success && meta->findInt32(kKeyHeight, &height);
542            CHECK(success);
543            status_t err = setVideoOutputFormat(
544                    mMIME, width, height);
545
546            if (err != OK) {
547                return err;
548            }
549        }
550    }
551
552    int32_t maxInputSize;
553    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
554        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
555    }
556
557    initOutputFormat(meta);
558
559    if ((mFlags & kClientNeedsFramebuffer)
560            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
561        OMX_INDEXTYPE index;
562
563        status_t err =
564            mOMX->getExtensionIndex(
565                    mNode,
566                    "OMX.SEC.index.ThumbnailMode",
567                    &index);
568
569        if (err != OK) {
570            return err;
571        }
572
573        OMX_BOOL enable = OMX_TRUE;
574        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
575
576        if (err != OK) {
577            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
578                       "returned error 0x%08x", err);
579
580            return err;
581        }
582
583        mQuirks &= ~kOutputBuffersAreUnreadable;
584    }
585
586    if (mNativeWindow != NULL
587        && !mIsEncoder
588        && !strncasecmp(mMIME, "video/", 6)
589        && !strncmp(mComponentName, "OMX.", 4)) {
590        status_t err = initNativeWindow();
591        if (err != OK) {
592            return err;
593        }
594    }
595
596    return OK;
597}
598
599void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
600    OMX_PARAM_PORTDEFINITIONTYPE def;
601    InitOMXParams(&def);
602    def.nPortIndex = portIndex;
603
604    status_t err = mOMX->getParameter(
605            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
606    CHECK_EQ(err, (status_t)OK);
607
608    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
609        || (def.nBufferSize < size)) {
610        def.nBufferSize = size;
611    }
612
613    err = mOMX->setParameter(
614            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
615    CHECK_EQ(err, (status_t)OK);
616
617    err = mOMX->getParameter(
618            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
619    CHECK_EQ(err, (status_t)OK);
620
621    // Make sure the setting actually stuck.
622    if (portIndex == kPortIndexInput
623            && (mQuirks & kInputBufferSizesAreBogus)) {
624        CHECK_EQ(def.nBufferSize, size);
625    } else {
626        CHECK(def.nBufferSize >= size);
627    }
628}
629
630status_t OMXCodec::setVideoPortFormatType(
631        OMX_U32 portIndex,
632        OMX_VIDEO_CODINGTYPE compressionFormat,
633        OMX_COLOR_FORMATTYPE colorFormat) {
634    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
635    InitOMXParams(&format);
636    format.nPortIndex = portIndex;
637    format.nIndex = 0;
638    bool found = false;
639
640    OMX_U32 index = 0;
641    for (;;) {
642        format.nIndex = index;
643        status_t err = mOMX->getParameter(
644                mNode, OMX_IndexParamVideoPortFormat,
645                &format, sizeof(format));
646
647        if (err != OK) {
648            return err;
649        }
650
651        // The following assertion is violated by TI's video decoder.
652        // CHECK_EQ(format.nIndex, index);
653
654#if 1
655        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
656             portIndex,
657             index, format.eCompressionFormat, format.eColorFormat);
658#endif
659
660        if (format.eCompressionFormat == compressionFormat
661                && format.eColorFormat == colorFormat) {
662            found = true;
663            break;
664        }
665
666        ++index;
667        if (index >= kMaxColorFormatSupported) {
668            CODEC_LOGE("color format %d or compression format %d is not supported",
669                colorFormat, compressionFormat);
670            return UNKNOWN_ERROR;
671        }
672    }
673
674    if (!found) {
675        return UNKNOWN_ERROR;
676    }
677
678    CODEC_LOGV("found a match.");
679    status_t err = mOMX->setParameter(
680            mNode, OMX_IndexParamVideoPortFormat,
681            &format, sizeof(format));
682
683    return err;
684}
685
686static size_t getFrameSize(
687        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
688    switch (colorFormat) {
689        case OMX_COLOR_FormatYCbYCr:
690        case OMX_COLOR_FormatCbYCrY:
691            return width * height * 2;
692
693        case OMX_COLOR_FormatYUV420Planar:
694        case OMX_COLOR_FormatYUV420SemiPlanar:
695        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
696        /*
697        * FIXME: For the Opaque color format, the frame size does not
698        * need to be (w*h*3)/2. It just needs to
699        * be larger than certain minimum buffer size. However,
700        * currently, this opaque foramt has been tested only on
701        * YUV420 formats. If that is changed, then we need to revisit
702        * this part in the future
703        */
704        case OMX_COLOR_FormatAndroidOpaque:
705            return (width * height * 3) / 2;
706
707        default:
708            CHECK(!"Should not be here. Unsupported color format.");
709            break;
710    }
711}
712
713status_t OMXCodec::findTargetColorFormat(
714        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
715    ALOGV("findTargetColorFormat");
716    CHECK(mIsEncoder);
717
718    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
719    int32_t targetColorFormat;
720    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
721        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
722    }
723
724    // Check whether the target color format is supported.
725    return isColorFormatSupported(*colorFormat, kPortIndexInput);
726}
727
728status_t OMXCodec::isColorFormatSupported(
729        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
730    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
731
732    // Enumerate all the color formats supported by
733    // the omx component to see whether the given
734    // color format is supported.
735    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
736    InitOMXParams(&portFormat);
737    portFormat.nPortIndex = portIndex;
738    OMX_U32 index = 0;
739    portFormat.nIndex = index;
740    while (true) {
741        if (OMX_ErrorNone != mOMX->getParameter(
742                mNode, OMX_IndexParamVideoPortFormat,
743                &portFormat, sizeof(portFormat))) {
744            break;
745        }
746        // Make sure that omx component does not overwrite
747        // the incremented index (bug 2897413).
748        CHECK_EQ(index, portFormat.nIndex);
749        if (portFormat.eColorFormat == colorFormat) {
750            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
751            return OK;  // colorFormat is supported!
752        }
753        ++index;
754        portFormat.nIndex = index;
755
756        if (index >= kMaxColorFormatSupported) {
757            CODEC_LOGE("More than %ld color formats are supported???", index);
758            break;
759        }
760    }
761
762    CODEC_LOGE("color format %d is not supported", colorFormat);
763    return UNKNOWN_ERROR;
764}
765
766void OMXCodec::setVideoInputFormat(
767        const char *mime, const sp<MetaData>& meta) {
768
769    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
770    bool success = meta->findInt32(kKeyWidth, &width);
771    success = success && meta->findInt32(kKeyHeight, &height);
772    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
773    success = success && meta->findInt32(kKeyBitRate, &bitRate);
774    success = success && meta->findInt32(kKeyStride, &stride);
775    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
776    CHECK(success);
777    CHECK(stride != 0);
778
779    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
780    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
781        compressionFormat = OMX_VIDEO_CodingAVC;
782    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
783        compressionFormat = OMX_VIDEO_CodingMPEG4;
784    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
785        compressionFormat = OMX_VIDEO_CodingH263;
786    } else {
787        ALOGE("Not a supported video mime type: %s", mime);
788        CHECK(!"Should not be here. Not a supported video mime type.");
789    }
790
791    OMX_COLOR_FORMATTYPE colorFormat;
792    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
793
794    status_t err;
795    OMX_PARAM_PORTDEFINITIONTYPE def;
796    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
797
798    //////////////////////// Input port /////////////////////////
799    CHECK_EQ(setVideoPortFormatType(
800            kPortIndexInput, OMX_VIDEO_CodingUnused,
801            colorFormat), (status_t)OK);
802
803    InitOMXParams(&def);
804    def.nPortIndex = kPortIndexInput;
805
806    err = mOMX->getParameter(
807            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
808    CHECK_EQ(err, (status_t)OK);
809
810    def.nBufferSize = getFrameSize(colorFormat,
811            stride > 0? stride: -stride, sliceHeight);
812
813    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
814
815    video_def->nFrameWidth = width;
816    video_def->nFrameHeight = height;
817    video_def->nStride = stride;
818    video_def->nSliceHeight = sliceHeight;
819    video_def->xFramerate = (frameRate << 16);  // Q16 format
820    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
821    video_def->eColorFormat = colorFormat;
822
823    err = mOMX->setParameter(
824            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
825    CHECK_EQ(err, (status_t)OK);
826
827    //////////////////////// Output port /////////////////////////
828    CHECK_EQ(setVideoPortFormatType(
829            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
830            (status_t)OK);
831    InitOMXParams(&def);
832    def.nPortIndex = kPortIndexOutput;
833
834    err = mOMX->getParameter(
835            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
836
837    CHECK_EQ(err, (status_t)OK);
838    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
839
840    video_def->nFrameWidth = width;
841    video_def->nFrameHeight = height;
842    video_def->xFramerate = 0;      // No need for output port
843    video_def->nBitrate = bitRate;  // Q16 format
844    video_def->eCompressionFormat = compressionFormat;
845    video_def->eColorFormat = OMX_COLOR_FormatUnused;
846    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
847        // Increases the output buffer size
848        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
849    }
850
851    err = mOMX->setParameter(
852            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
853    CHECK_EQ(err, (status_t)OK);
854
855    /////////////////// Codec-specific ////////////////////////
856    switch (compressionFormat) {
857        case OMX_VIDEO_CodingMPEG4:
858        {
859            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
860            break;
861        }
862
863        case OMX_VIDEO_CodingH263:
864            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
865            break;
866
867        case OMX_VIDEO_CodingAVC:
868        {
869            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
870            break;
871        }
872
873        default:
874            CHECK(!"Support for this compressionFormat to be implemented.");
875            break;
876    }
877}
878
879static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
880    if (iFramesInterval < 0) {
881        return 0xFFFFFFFF;
882    } else if (iFramesInterval == 0) {
883        return 0;
884    }
885    OMX_U32 ret = frameRate * iFramesInterval;
886    CHECK(ret > 1);
887    return ret;
888}
889
890status_t OMXCodec::setupErrorCorrectionParameters() {
891    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
892    InitOMXParams(&errorCorrectionType);
893    errorCorrectionType.nPortIndex = kPortIndexOutput;
894
895    status_t err = mOMX->getParameter(
896            mNode, OMX_IndexParamVideoErrorCorrection,
897            &errorCorrectionType, sizeof(errorCorrectionType));
898    if (err != OK) {
899        ALOGW("Error correction param query is not supported");
900        return OK;  // Optional feature. Ignore this failure
901    }
902
903    errorCorrectionType.bEnableHEC = OMX_FALSE;
904    errorCorrectionType.bEnableResync = OMX_TRUE;
905    errorCorrectionType.nResynchMarkerSpacing = 256;
906    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
907    errorCorrectionType.bEnableRVLC = OMX_FALSE;
908
909    err = mOMX->setParameter(
910            mNode, OMX_IndexParamVideoErrorCorrection,
911            &errorCorrectionType, sizeof(errorCorrectionType));
912    if (err != OK) {
913        ALOGW("Error correction param configuration is not supported");
914    }
915
916    // Optional feature. Ignore the failure.
917    return OK;
918}
919
920status_t OMXCodec::setupBitRate(int32_t bitRate) {
921    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
922    InitOMXParams(&bitrateType);
923    bitrateType.nPortIndex = kPortIndexOutput;
924
925    status_t err = mOMX->getParameter(
926            mNode, OMX_IndexParamVideoBitrate,
927            &bitrateType, sizeof(bitrateType));
928    CHECK_EQ(err, (status_t)OK);
929
930    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
931    bitrateType.nTargetBitrate = bitRate;
932
933    err = mOMX->setParameter(
934            mNode, OMX_IndexParamVideoBitrate,
935            &bitrateType, sizeof(bitrateType));
936    CHECK_EQ(err, (status_t)OK);
937    return OK;
938}
939
940status_t OMXCodec::getVideoProfileLevel(
941        const sp<MetaData>& meta,
942        const CodecProfileLevel& defaultProfileLevel,
943        CodecProfileLevel &profileLevel) {
944    CODEC_LOGV("Default profile: %ld, level %ld",
945            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
946
947    // Are the default profile and level overwriten?
948    int32_t profile, level;
949    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
950        profile = defaultProfileLevel.mProfile;
951    }
952    if (!meta->findInt32(kKeyVideoLevel, &level)) {
953        level = defaultProfileLevel.mLevel;
954    }
955    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
956
957    // Are the target profile and level supported by the encoder?
958    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
959    InitOMXParams(&param);
960    param.nPortIndex = kPortIndexOutput;
961    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
962        status_t err = mOMX->getParameter(
963                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
964                &param, sizeof(param));
965
966        if (err != OK) break;
967
968        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
969        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
970        CODEC_LOGV("Supported profile: %d, level %d",
971            supportedProfile, supportedLevel);
972
973        if (profile == supportedProfile &&
974            level <= supportedLevel) {
975            // We can further check whether the level is a valid
976            // value; but we will leave that to the omx encoder component
977            // via OMX_SetParameter call.
978            profileLevel.mProfile = profile;
979            profileLevel.mLevel = level;
980            return OK;
981        }
982    }
983
984    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
985            profile, level);
986    return BAD_VALUE;
987}
988
989status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
990    int32_t iFramesInterval, frameRate, bitRate;
991    bool success = meta->findInt32(kKeyBitRate, &bitRate);
992    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
993    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
994    CHECK(success);
995    OMX_VIDEO_PARAM_H263TYPE h263type;
996    InitOMXParams(&h263type);
997    h263type.nPortIndex = kPortIndexOutput;
998
999    status_t err = mOMX->getParameter(
1000            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1001    CHECK_EQ(err, (status_t)OK);
1002
1003    h263type.nAllowedPictureTypes =
1004        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1005
1006    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1007    if (h263type.nPFrames == 0) {
1008        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1009    }
1010    h263type.nBFrames = 0;
1011
1012    // Check profile and level parameters
1013    CodecProfileLevel defaultProfileLevel, profileLevel;
1014    defaultProfileLevel.mProfile = h263type.eProfile;
1015    defaultProfileLevel.mLevel = h263type.eLevel;
1016    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1017    if (err != OK) return err;
1018    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1019    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1020
1021    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1022    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1023    h263type.nPictureHeaderRepetition = 0;
1024    h263type.nGOBHeaderInterval = 0;
1025
1026    err = mOMX->setParameter(
1027            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1028    CHECK_EQ(err, (status_t)OK);
1029
1030    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1031    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1032
1033    return OK;
1034}
1035
1036status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1037    int32_t iFramesInterval, frameRate, bitRate;
1038    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1039    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1040    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1041    CHECK(success);
1042    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1043    InitOMXParams(&mpeg4type);
1044    mpeg4type.nPortIndex = kPortIndexOutput;
1045
1046    status_t err = mOMX->getParameter(
1047            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1048    CHECK_EQ(err, (status_t)OK);
1049
1050    mpeg4type.nSliceHeaderSpacing = 0;
1051    mpeg4type.bSVH = OMX_FALSE;
1052    mpeg4type.bGov = OMX_FALSE;
1053
1054    mpeg4type.nAllowedPictureTypes =
1055        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1056
1057    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1058    if (mpeg4type.nPFrames == 0) {
1059        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1060    }
1061    mpeg4type.nBFrames = 0;
1062    mpeg4type.nIDCVLCThreshold = 0;
1063    mpeg4type.bACPred = OMX_TRUE;
1064    mpeg4type.nMaxPacketSize = 256;
1065    mpeg4type.nTimeIncRes = 1000;
1066    mpeg4type.nHeaderExtension = 0;
1067    mpeg4type.bReversibleVLC = OMX_FALSE;
1068
1069    // Check profile and level parameters
1070    CodecProfileLevel defaultProfileLevel, profileLevel;
1071    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1072    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1073    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1074    if (err != OK) return err;
1075    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1076    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1077
1078    err = mOMX->setParameter(
1079            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1080    CHECK_EQ(err, (status_t)OK);
1081
1082    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1083    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1084
1085    return OK;
1086}
1087
1088status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1089    int32_t iFramesInterval, frameRate, bitRate;
1090    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1091    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1092    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1093    CHECK(success);
1094
1095    OMX_VIDEO_PARAM_AVCTYPE h264type;
1096    InitOMXParams(&h264type);
1097    h264type.nPortIndex = kPortIndexOutput;
1098
1099    status_t err = mOMX->getParameter(
1100            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1101    CHECK_EQ(err, (status_t)OK);
1102
1103    h264type.nAllowedPictureTypes =
1104        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1105
1106    // Check profile and level parameters
1107    CodecProfileLevel defaultProfileLevel, profileLevel;
1108    defaultProfileLevel.mProfile = h264type.eProfile;
1109    defaultProfileLevel.mLevel = h264type.eLevel;
1110    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1111    if (err != OK) return err;
1112    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1113    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1114
1115    // FIXME:
1116    // Remove the workaround after the work in done.
1117    if (!strncmp(mComponentName, "OMX.TI.DUCATI1", 14)) {
1118        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1119    }
1120
1121    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1122        h264type.nSliceHeaderSpacing = 0;
1123        h264type.bUseHadamard = OMX_TRUE;
1124        h264type.nRefFrames = 1;
1125        h264type.nBFrames = 0;
1126        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1127        if (h264type.nPFrames == 0) {
1128            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1129        }
1130        h264type.nRefIdx10ActiveMinus1 = 0;
1131        h264type.nRefIdx11ActiveMinus1 = 0;
1132        h264type.bEntropyCodingCABAC = OMX_FALSE;
1133        h264type.bWeightedPPrediction = OMX_FALSE;
1134        h264type.bconstIpred = OMX_FALSE;
1135        h264type.bDirect8x8Inference = OMX_FALSE;
1136        h264type.bDirectSpatialTemporal = OMX_FALSE;
1137        h264type.nCabacInitIdc = 0;
1138    }
1139
1140    if (h264type.nBFrames != 0) {
1141        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1142    }
1143
1144    h264type.bEnableUEP = OMX_FALSE;
1145    h264type.bEnableFMO = OMX_FALSE;
1146    h264type.bEnableASO = OMX_FALSE;
1147    h264type.bEnableRS = OMX_FALSE;
1148    h264type.bFrameMBsOnly = OMX_TRUE;
1149    h264type.bMBAFF = OMX_FALSE;
1150    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1151
1152    if (!strcasecmp("OMX.Nvidia.h264.encoder", mComponentName)) {
1153        h264type.eLevel = OMX_VIDEO_AVCLevelMax;
1154    }
1155
1156    err = mOMX->setParameter(
1157            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1158    CHECK_EQ(err, (status_t)OK);
1159
1160    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1161
1162    return OK;
1163}
1164
1165status_t OMXCodec::setVideoOutputFormat(
1166        const char *mime, OMX_U32 width, OMX_U32 height) {
1167    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1168
1169    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1170    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1171        compressionFormat = OMX_VIDEO_CodingAVC;
1172    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1173        compressionFormat = OMX_VIDEO_CodingMPEG4;
1174    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1175        compressionFormat = OMX_VIDEO_CodingH263;
1176    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VPX, mime)) {
1177        compressionFormat = OMX_VIDEO_CodingVPX;
1178    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1179        compressionFormat = OMX_VIDEO_CodingMPEG2;
1180    } else {
1181        ALOGE("Not a supported video mime type: %s", mime);
1182        CHECK(!"Should not be here. Not a supported video mime type.");
1183    }
1184
1185    status_t err = setVideoPortFormatType(
1186            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1187
1188    if (err != OK) {
1189        return err;
1190    }
1191
1192#if 1
1193    {
1194        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1195        InitOMXParams(&format);
1196        format.nPortIndex = kPortIndexOutput;
1197        format.nIndex = 0;
1198
1199        status_t err = mOMX->getParameter(
1200                mNode, OMX_IndexParamVideoPortFormat,
1201                &format, sizeof(format));
1202        CHECK_EQ(err, (status_t)OK);
1203        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1204
1205        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1206               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1207               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1208               || format.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar
1209               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1210
1211        err = mOMX->setParameter(
1212                mNode, OMX_IndexParamVideoPortFormat,
1213                &format, sizeof(format));
1214
1215        if (err != OK) {
1216            return err;
1217        }
1218    }
1219#endif
1220
1221    OMX_PARAM_PORTDEFINITIONTYPE def;
1222    InitOMXParams(&def);
1223    def.nPortIndex = kPortIndexInput;
1224
1225    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1226
1227    err = mOMX->getParameter(
1228            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1229
1230    CHECK_EQ(err, (status_t)OK);
1231
1232#if 1
1233    // XXX Need a (much) better heuristic to compute input buffer sizes.
1234    const size_t X = 64 * 1024;
1235    if (def.nBufferSize < X) {
1236        def.nBufferSize = X;
1237    }
1238#endif
1239
1240    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1241
1242    video_def->nFrameWidth = width;
1243    video_def->nFrameHeight = height;
1244
1245    video_def->eCompressionFormat = compressionFormat;
1246    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1247
1248    err = mOMX->setParameter(
1249            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1250
1251    if (err != OK) {
1252        return err;
1253    }
1254
1255    ////////////////////////////////////////////////////////////////////////////
1256
1257    InitOMXParams(&def);
1258    def.nPortIndex = kPortIndexOutput;
1259
1260    err = mOMX->getParameter(
1261            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1262    CHECK_EQ(err, (status_t)OK);
1263    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1264
1265#if 0
1266    def.nBufferSize =
1267        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1268#endif
1269
1270    video_def->nFrameWidth = width;
1271    video_def->nFrameHeight = height;
1272
1273    err = mOMX->setParameter(
1274            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1275
1276    return err;
1277}
1278
1279OMXCodec::OMXCodec(
1280        const sp<IOMX> &omx, IOMX::node_id node,
1281        uint32_t quirks, uint32_t flags,
1282        bool isEncoder,
1283        const char *mime,
1284        const char *componentName,
1285        const sp<MediaSource> &source,
1286        const sp<ANativeWindow> &nativeWindow)
1287    : mOMX(omx),
1288      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1289      mNode(node),
1290      mQuirks(quirks),
1291      mFlags(flags),
1292      mIsEncoder(isEncoder),
1293      mIsVideo(!strncasecmp("video/", mime, 6)),
1294      mMIME(strdup(mime)),
1295      mComponentName(strdup(componentName)),
1296      mSource(source),
1297      mCodecSpecificDataIndex(0),
1298      mState(LOADED),
1299      mInitialBufferSubmit(true),
1300      mSignalledEOS(false),
1301      mNoMoreOutputData(false),
1302      mOutputPortSettingsHaveChanged(false),
1303      mSeekTimeUs(-1),
1304      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1305      mTargetTimeUs(-1),
1306      mOutputPortSettingsChangedPending(false),
1307      mSkipCutBuffer(NULL),
1308      mLeftOverBuffer(NULL),
1309      mPaused(false),
1310      mNativeWindow(
1311              (!strncmp(componentName, "OMX.google.", 11)
1312              || !strcmp(componentName, "OMX.Nvidia.mpeg2v.decode"))
1313                        ? NULL : nativeWindow) {
1314    mPortStatus[kPortIndexInput] = ENABLED;
1315    mPortStatus[kPortIndexOutput] = ENABLED;
1316
1317    setComponentRole();
1318}
1319
1320// static
1321void OMXCodec::setComponentRole(
1322        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1323        const char *mime) {
1324    struct MimeToRole {
1325        const char *mime;
1326        const char *decoderRole;
1327        const char *encoderRole;
1328    };
1329
1330    static const MimeToRole kMimeToRole[] = {
1331        { MEDIA_MIMETYPE_AUDIO_MPEG,
1332            "audio_decoder.mp3", "audio_encoder.mp3" },
1333        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1334            "audio_decoder.mp1", "audio_encoder.mp1" },
1335        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1336            "audio_decoder.mp2", "audio_encoder.mp2" },
1337        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1338            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1339        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1340            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1341        { MEDIA_MIMETYPE_AUDIO_AAC,
1342            "audio_decoder.aac", "audio_encoder.aac" },
1343        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1344            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1345        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1346            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1347        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1348            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1349        { MEDIA_MIMETYPE_VIDEO_AVC,
1350            "video_decoder.avc", "video_encoder.avc" },
1351        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1352            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1353        { MEDIA_MIMETYPE_VIDEO_H263,
1354            "video_decoder.h263", "video_encoder.h263" },
1355        { MEDIA_MIMETYPE_VIDEO_VPX,
1356            "video_decoder.vpx", "video_encoder.vpx" },
1357    };
1358
1359    static const size_t kNumMimeToRole =
1360        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1361
1362    size_t i;
1363    for (i = 0; i < kNumMimeToRole; ++i) {
1364        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1365            break;
1366        }
1367    }
1368
1369    if (i == kNumMimeToRole) {
1370        return;
1371    }
1372
1373    const char *role =
1374        isEncoder ? kMimeToRole[i].encoderRole
1375                  : kMimeToRole[i].decoderRole;
1376
1377    if (role != NULL) {
1378        OMX_PARAM_COMPONENTROLETYPE roleParams;
1379        InitOMXParams(&roleParams);
1380
1381        strncpy((char *)roleParams.cRole,
1382                role, OMX_MAX_STRINGNAME_SIZE - 1);
1383
1384        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1385
1386        status_t err = omx->setParameter(
1387                node, OMX_IndexParamStandardComponentRole,
1388                &roleParams, sizeof(roleParams));
1389
1390        if (err != OK) {
1391            ALOGW("Failed to set standard component role '%s'.", role);
1392        }
1393    }
1394}
1395
1396void OMXCodec::setComponentRole() {
1397    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1398}
1399
1400OMXCodec::~OMXCodec() {
1401    mSource.clear();
1402
1403    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1404
1405    status_t err = mOMX->freeNode(mNode);
1406    CHECK_EQ(err, (status_t)OK);
1407
1408    mNode = NULL;
1409    setState(DEAD);
1410
1411    clearCodecSpecificData();
1412
1413    free(mComponentName);
1414    mComponentName = NULL;
1415
1416    free(mMIME);
1417    mMIME = NULL;
1418
1419    delete mSkipCutBuffer;
1420    mSkipCutBuffer = NULL;
1421}
1422
1423status_t OMXCodec::init() {
1424    // mLock is held.
1425
1426    CHECK_EQ((int)mState, (int)LOADED);
1427
1428    status_t err;
1429    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1430        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1431        CHECK_EQ(err, (status_t)OK);
1432        setState(LOADED_TO_IDLE);
1433    }
1434
1435    err = allocateBuffers();
1436    if (err != (status_t)OK) {
1437        return err;
1438    }
1439
1440    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1441        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1442        CHECK_EQ(err, (status_t)OK);
1443
1444        setState(LOADED_TO_IDLE);
1445    }
1446
1447    while (mState != EXECUTING && mState != ERROR) {
1448        mAsyncCompletion.wait(mLock);
1449    }
1450
1451    return mState == ERROR ? UNKNOWN_ERROR : OK;
1452}
1453
1454// static
1455bool OMXCodec::isIntermediateState(State state) {
1456    return state == LOADED_TO_IDLE
1457        || state == IDLE_TO_EXECUTING
1458        || state == EXECUTING_TO_IDLE
1459        || state == IDLE_TO_LOADED
1460        || state == RECONFIGURING;
1461}
1462
1463status_t OMXCodec::allocateBuffers() {
1464    status_t err = allocateBuffersOnPort(kPortIndexInput);
1465
1466    if (err != OK) {
1467        return err;
1468    }
1469
1470    return allocateBuffersOnPort(kPortIndexOutput);
1471}
1472
1473status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1474    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1475        return allocateOutputBuffersFromNativeWindow();
1476    }
1477
1478    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1479        ALOGE("protected output buffers must be stent to an ANativeWindow");
1480        return PERMISSION_DENIED;
1481    }
1482
1483    status_t err = OK;
1484    if ((mFlags & kStoreMetaDataInVideoBuffers)
1485            && portIndex == kPortIndexInput) {
1486        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1487        if (err != OK) {
1488            ALOGE("Storing meta data in video buffers is not supported");
1489            return err;
1490        }
1491    }
1492
1493    OMX_PARAM_PORTDEFINITIONTYPE def;
1494    InitOMXParams(&def);
1495    def.nPortIndex = portIndex;
1496
1497    err = mOMX->getParameter(
1498            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1499
1500    if (err != OK) {
1501        return err;
1502    }
1503
1504    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1505            def.nBufferCountActual, def.nBufferSize,
1506            portIndex == kPortIndexInput ? "input" : "output");
1507
1508    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1509    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1510
1511    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1512        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1513        CHECK(mem.get() != NULL);
1514
1515        BufferInfo info;
1516        info.mData = NULL;
1517        info.mSize = def.nBufferSize;
1518
1519        IOMX::buffer_id buffer;
1520        if (portIndex == kPortIndexInput
1521                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1522                    || (mFlags & kUseSecureInputBuffers))) {
1523            if (mOMXLivesLocally) {
1524                mem.clear();
1525
1526                err = mOMX->allocateBuffer(
1527                        mNode, portIndex, def.nBufferSize, &buffer,
1528                        &info.mData);
1529            } else {
1530                err = mOMX->allocateBufferWithBackup(
1531                        mNode, portIndex, mem, &buffer);
1532            }
1533        } else if (portIndex == kPortIndexOutput
1534                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1535            if (mOMXLivesLocally) {
1536                mem.clear();
1537
1538                err = mOMX->allocateBuffer(
1539                        mNode, portIndex, def.nBufferSize, &buffer,
1540                        &info.mData);
1541            } else {
1542                err = mOMX->allocateBufferWithBackup(
1543                        mNode, portIndex, mem, &buffer);
1544            }
1545        } else {
1546            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1547        }
1548
1549        if (err != OK) {
1550            ALOGE("allocate_buffer_with_backup failed");
1551            return err;
1552        }
1553
1554        if (mem != NULL) {
1555            info.mData = mem->pointer();
1556        }
1557
1558        info.mBuffer = buffer;
1559        info.mStatus = OWNED_BY_US;
1560        info.mMem = mem;
1561        info.mMediaBuffer = NULL;
1562
1563        if (portIndex == kPortIndexOutput) {
1564            if (!(mOMXLivesLocally
1565                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1566                        && (mQuirks & kDefersOutputBufferAllocation))) {
1567                // If the node does not fill in the buffer ptr at this time,
1568                // we will defer creating the MediaBuffer until receiving
1569                // the first FILL_BUFFER_DONE notification instead.
1570                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1571                info.mMediaBuffer->setObserver(this);
1572            }
1573        }
1574
1575        mPortBuffers[portIndex].push(info);
1576
1577        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1578             portIndex == kPortIndexInput ? "input" : "output");
1579    }
1580
1581    if (portIndex == kPortIndexOutput) {
1582
1583        sp<MetaData> meta = mSource->getFormat();
1584        int32_t delay = 0;
1585        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1586            delay = 0;
1587        }
1588        int32_t padding = 0;
1589        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1590            padding = 0;
1591        }
1592        int32_t numchannels = 0;
1593        if (delay + padding) {
1594            if (meta->findInt32(kKeyChannelCount, &numchannels)) {
1595                size_t frameSize = numchannels * sizeof(int16_t);
1596                if (mSkipCutBuffer) {
1597                    size_t prevbuffersize = mSkipCutBuffer->size();
1598                    if (prevbuffersize != 0) {
1599                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1600                    }
1601                    delete mSkipCutBuffer;
1602                }
1603                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize,
1604                                                   def.nBufferSize);
1605            }
1606        }
1607    }
1608
1609    // dumpPortStatus(portIndex);
1610
1611    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1612        Vector<MediaBuffer *> buffers;
1613        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1614            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1615
1616            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1617            buffers.push(mbuf);
1618        }
1619
1620        status_t err = mSource->setBuffers(buffers);
1621
1622        if (err != OK) {
1623            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1624                buffers.editItemAt(i)->release();
1625            }
1626            buffers.clear();
1627
1628            CODEC_LOGE(
1629                    "Codec requested to use secure input buffers but "
1630                    "upstream source didn't support that.");
1631
1632            return err;
1633        }
1634    }
1635
1636    return OK;
1637}
1638
1639status_t OMXCodec::applyRotation() {
1640    sp<MetaData> meta = mSource->getFormat();
1641
1642    int32_t rotationDegrees;
1643    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1644        rotationDegrees = 0;
1645    }
1646
1647    uint32_t transform;
1648    switch (rotationDegrees) {
1649        case 0: transform = 0; break;
1650        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1651        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1652        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1653        default: transform = 0; break;
1654    }
1655
1656    status_t err = OK;
1657
1658    if (transform) {
1659        err = native_window_set_buffers_transform(
1660                mNativeWindow.get(), transform);
1661    }
1662
1663    return err;
1664}
1665
1666status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1667    // Get the number of buffers needed.
1668    OMX_PARAM_PORTDEFINITIONTYPE def;
1669    InitOMXParams(&def);
1670    def.nPortIndex = kPortIndexOutput;
1671
1672    status_t err = mOMX->getParameter(
1673            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1674    if (err != OK) {
1675        return err;
1676    }
1677
1678    err = native_window_set_scaling_mode(mNativeWindow.get(),
1679            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1680
1681    if (err != OK) {
1682        return err;
1683    }
1684
1685    err = native_window_set_buffers_geometry(
1686            mNativeWindow.get(),
1687            def.format.video.nFrameWidth,
1688            def.format.video.nFrameHeight,
1689            def.format.video.eColorFormat);
1690
1691    if (err != 0) {
1692        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1693                strerror(-err), -err);
1694        return err;
1695    }
1696
1697    err = applyRotation();
1698    if (err != OK) {
1699        return err;
1700    }
1701
1702    // Set up the native window.
1703    OMX_U32 usage = 0;
1704    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1705    if (err != 0) {
1706        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1707        // XXX: Currently this error is logged, but not fatal.
1708        usage = 0;
1709    }
1710    if (mFlags & kEnableGrallocUsageProtected) {
1711        usage |= GRALLOC_USAGE_PROTECTED;
1712    }
1713
1714    // Make sure to check whether either Stagefright or the video decoder
1715    // requested protected buffers.
1716    if (usage & GRALLOC_USAGE_PROTECTED) {
1717        // Verify that the ANativeWindow sends images directly to
1718        // SurfaceFlinger.
1719        int queuesToNativeWindow = 0;
1720        err = mNativeWindow->query(
1721                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1722                &queuesToNativeWindow);
1723        if (err != 0) {
1724            ALOGE("error authenticating native window: %d", err);
1725            return err;
1726        }
1727        if (queuesToNativeWindow != 1) {
1728            ALOGE("native window could not be authenticated");
1729            return PERMISSION_DENIED;
1730        }
1731    }
1732
1733    ALOGV("native_window_set_usage usage=0x%lx", usage);
1734    err = native_window_set_usage(
1735            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1736    if (err != 0) {
1737        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1738        return err;
1739    }
1740
1741    int minUndequeuedBufs = 0;
1742    err = mNativeWindow->query(mNativeWindow.get(),
1743            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1744    if (err != 0) {
1745        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1746                strerror(-err), -err);
1747        return err;
1748    }
1749
1750    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1751    // buffer counts refer to - how do they account for the renderer holding on
1752    // to buffers?
1753    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1754        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1755        def.nBufferCountActual = newBufferCount;
1756        err = mOMX->setParameter(
1757                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1758        if (err != OK) {
1759            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1760                    newBufferCount, err);
1761            return err;
1762        }
1763    }
1764
1765    err = native_window_set_buffer_count(
1766            mNativeWindow.get(), def.nBufferCountActual);
1767    if (err != 0) {
1768        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1769                -err);
1770        return err;
1771    }
1772
1773    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1774            "output port", def.nBufferCountActual, def.nBufferSize);
1775
1776    // Dequeue buffers and send them to OMX
1777    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1778        ANativeWindowBuffer* buf;
1779        err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &buf);
1780        if (err != 0) {
1781            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1782            break;
1783        }
1784
1785        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1786        BufferInfo info;
1787        info.mData = NULL;
1788        info.mSize = def.nBufferSize;
1789        info.mStatus = OWNED_BY_US;
1790        info.mMem = NULL;
1791        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1792        info.mMediaBuffer->setObserver(this);
1793        mPortBuffers[kPortIndexOutput].push(info);
1794
1795        IOMX::buffer_id bufferId;
1796        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1797                &bufferId);
1798        if (err != 0) {
1799            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1800                    "failed: %d", err);
1801            break;
1802        }
1803
1804        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1805
1806        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1807                bufferId, graphicBuffer.get());
1808    }
1809
1810    OMX_U32 cancelStart;
1811    OMX_U32 cancelEnd;
1812    if (err != 0) {
1813        // If an error occurred while dequeuing we need to cancel any buffers
1814        // that were dequeued.
1815        cancelStart = 0;
1816        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1817    } else {
1818        // Return the last two buffers to the native window.
1819        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1820        cancelEnd = def.nBufferCountActual;
1821    }
1822
1823    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1824        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1825        cancelBufferToNativeWindow(info);
1826    }
1827
1828    return err;
1829}
1830
1831status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1832    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1833    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1834    int err = mNativeWindow->cancelBuffer(
1835        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get());
1836    if (err != 0) {
1837      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1838
1839      setState(ERROR);
1840      return err;
1841    }
1842    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1843    return OK;
1844}
1845
1846OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1847    // Dequeue the next buffer from the native window.
1848    ANativeWindowBuffer* buf;
1849    int err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &buf);
1850    if (err != 0) {
1851      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1852
1853      setState(ERROR);
1854      return 0;
1855    }
1856
1857    // Determine which buffer we just dequeued.
1858    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1859    BufferInfo *bufInfo = 0;
1860    for (size_t i = 0; i < buffers->size(); i++) {
1861      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1862          mMediaBuffer->graphicBuffer();
1863      if (graphicBuffer->handle == buf->handle) {
1864        bufInfo = &buffers->editItemAt(i);
1865        break;
1866      }
1867    }
1868
1869    if (bufInfo == 0) {
1870        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1871
1872        setState(ERROR);
1873        return 0;
1874    }
1875
1876    // The native window no longer owns the buffer.
1877    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1878    bufInfo->mStatus = OWNED_BY_US;
1879
1880    return bufInfo;
1881}
1882
1883status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1884    status_t err = NO_ERROR;
1885    ANativeWindowBuffer* anb = NULL;
1886    int numBufs = 0;
1887    int minUndequeuedBufs = 0;
1888
1889    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1890    // no frames get dropped by SurfaceFlinger assuming that these are video
1891    // frames.
1892    err = native_window_api_disconnect(mNativeWindow.get(),
1893            NATIVE_WINDOW_API_MEDIA);
1894    if (err != NO_ERROR) {
1895        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1896                strerror(-err), -err);
1897        return err;
1898    }
1899
1900    err = native_window_api_connect(mNativeWindow.get(),
1901            NATIVE_WINDOW_API_CPU);
1902    if (err != NO_ERROR) {
1903        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1904                strerror(-err), -err);
1905        return err;
1906    }
1907
1908    err = native_window_set_scaling_mode(mNativeWindow.get(),
1909            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1910    if (err != NO_ERROR) {
1911        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1912                strerror(-err), -err);
1913        goto error;
1914    }
1915
1916    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1917            HAL_PIXEL_FORMAT_RGBX_8888);
1918    if (err != NO_ERROR) {
1919        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1920                strerror(-err), -err);
1921        goto error;
1922    }
1923
1924    err = native_window_set_usage(mNativeWindow.get(),
1925            GRALLOC_USAGE_SW_WRITE_OFTEN);
1926    if (err != NO_ERROR) {
1927        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1928                strerror(-err), -err);
1929        goto error;
1930    }
1931
1932    err = mNativeWindow->query(mNativeWindow.get(),
1933            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1934    if (err != NO_ERROR) {
1935        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1936                "failed: %s (%d)", strerror(-err), -err);
1937        goto error;
1938    }
1939
1940    numBufs = minUndequeuedBufs + 1;
1941    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1942    if (err != NO_ERROR) {
1943        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1944                strerror(-err), -err);
1945        goto error;
1946    }
1947
1948    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1949    // buffer twice.  This should guarantee that the buffer has been displayed
1950    // on the screen and then been replaced, so an previous video frames are
1951    // guaranteed NOT to be currently displayed.
1952    for (int i = 0; i < numBufs + 1; i++) {
1953        err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &anb);
1954        if (err != NO_ERROR) {
1955            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1956                    strerror(-err), -err);
1957            goto error;
1958        }
1959
1960        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
1961        err = mNativeWindow->lockBuffer(mNativeWindow.get(),
1962                buf->getNativeBuffer());
1963        if (err != NO_ERROR) {
1964            ALOGE("error pushing blank frames: lockBuffer failed: %s (%d)",
1965                    strerror(-err), -err);
1966            goto error;
1967        }
1968
1969        // Fill the buffer with the a 1x1 checkerboard pattern ;)
1970        uint32_t* img = NULL;
1971        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
1972        if (err != NO_ERROR) {
1973            ALOGE("error pushing blank frames: lock failed: %s (%d)",
1974                    strerror(-err), -err);
1975            goto error;
1976        }
1977
1978        *img = 0;
1979
1980        err = buf->unlock();
1981        if (err != NO_ERROR) {
1982            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
1983                    strerror(-err), -err);
1984            goto error;
1985        }
1986
1987        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
1988                buf->getNativeBuffer());
1989        if (err != NO_ERROR) {
1990            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
1991                    strerror(-err), -err);
1992            goto error;
1993        }
1994
1995        anb = NULL;
1996    }
1997
1998error:
1999
2000    if (err != NO_ERROR) {
2001        // Clean up after an error.
2002        if (anb != NULL) {
2003            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb);
2004        }
2005
2006        native_window_api_disconnect(mNativeWindow.get(),
2007                NATIVE_WINDOW_API_CPU);
2008        native_window_api_connect(mNativeWindow.get(),
2009                NATIVE_WINDOW_API_MEDIA);
2010
2011        return err;
2012    } else {
2013        // Clean up after success.
2014        err = native_window_api_disconnect(mNativeWindow.get(),
2015                NATIVE_WINDOW_API_CPU);
2016        if (err != NO_ERROR) {
2017            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2018                    strerror(-err), -err);
2019            return err;
2020        }
2021
2022        err = native_window_api_connect(mNativeWindow.get(),
2023                NATIVE_WINDOW_API_MEDIA);
2024        if (err != NO_ERROR) {
2025            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2026                    strerror(-err), -err);
2027            return err;
2028        }
2029
2030        return NO_ERROR;
2031    }
2032}
2033
2034int64_t OMXCodec::getDecodingTimeUs() {
2035    CHECK(mIsEncoder && mIsVideo);
2036
2037    if (mDecodingTimeList.empty()) {
2038        CHECK(mSignalledEOS || mNoMoreOutputData);
2039        // No corresponding input frame available.
2040        // This could happen when EOS is reached.
2041        return 0;
2042    }
2043
2044    List<int64_t>::iterator it = mDecodingTimeList.begin();
2045    int64_t timeUs = *it;
2046    mDecodingTimeList.erase(it);
2047    return timeUs;
2048}
2049
2050void OMXCodec::on_message(const omx_message &msg) {
2051    if (mState == ERROR) {
2052        ALOGW("Dropping OMX message - we're in ERROR state.");
2053        return;
2054    }
2055
2056    switch (msg.type) {
2057        case omx_message::EVENT:
2058        {
2059            onEvent(
2060                 msg.u.event_data.event, msg.u.event_data.data1,
2061                 msg.u.event_data.data2);
2062
2063            break;
2064        }
2065
2066        case omx_message::EMPTY_BUFFER_DONE:
2067        {
2068            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2069
2070            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2071
2072            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2073            size_t i = 0;
2074            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2075                ++i;
2076            }
2077
2078            CHECK(i < buffers->size());
2079            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2080                ALOGW("We already own input buffer %p, yet received "
2081                     "an EMPTY_BUFFER_DONE.", buffer);
2082            }
2083
2084            BufferInfo* info = &buffers->editItemAt(i);
2085            info->mStatus = OWNED_BY_US;
2086
2087            // Buffer could not be released until empty buffer done is called.
2088            if (info->mMediaBuffer != NULL) {
2089                if (mIsEncoder &&
2090                    (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2091                    // If zero-copy mode is enabled this will send the
2092                    // input buffer back to the upstream source.
2093                    restorePatchedDataPointer(info);
2094                }
2095
2096                info->mMediaBuffer->release();
2097                info->mMediaBuffer = NULL;
2098            }
2099
2100            if (mPortStatus[kPortIndexInput] == DISABLING) {
2101                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2102
2103                status_t err = freeBuffer(kPortIndexInput, i);
2104                CHECK_EQ(err, (status_t)OK);
2105            } else if (mState != ERROR
2106                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2107                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2108
2109                if (mFlags & kUseSecureInputBuffers) {
2110                    drainAnyInputBuffer();
2111                } else {
2112                    drainInputBuffer(&buffers->editItemAt(i));
2113                }
2114            }
2115            break;
2116        }
2117
2118        case omx_message::FILL_BUFFER_DONE:
2119        {
2120            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2121            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2122
2123            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2124                 buffer,
2125                 msg.u.extended_buffer_data.range_length,
2126                 flags,
2127                 msg.u.extended_buffer_data.timestamp,
2128                 msg.u.extended_buffer_data.timestamp / 1E6);
2129
2130            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2131            size_t i = 0;
2132            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2133                ++i;
2134            }
2135
2136            CHECK(i < buffers->size());
2137            BufferInfo *info = &buffers->editItemAt(i);
2138
2139            if (info->mStatus != OWNED_BY_COMPONENT) {
2140                ALOGW("We already own output buffer %p, yet received "
2141                     "a FILL_BUFFER_DONE.", buffer);
2142            }
2143
2144            info->mStatus = OWNED_BY_US;
2145
2146            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2147                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2148
2149                status_t err = freeBuffer(kPortIndexOutput, i);
2150                CHECK_EQ(err, (status_t)OK);
2151
2152#if 0
2153            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2154                       && (flags & OMX_BUFFERFLAG_EOS)) {
2155                CODEC_LOGV("No more output data.");
2156                mNoMoreOutputData = true;
2157                mBufferFilled.signal();
2158#endif
2159            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2160                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2161
2162                if (info->mMediaBuffer == NULL) {
2163                    CHECK(mOMXLivesLocally);
2164                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2165                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2166
2167                    // The qcom video decoders on Nexus don't actually allocate
2168                    // output buffer memory on a call to OMX_AllocateBuffer
2169                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2170                    // structure is only filled in later.
2171
2172                    info->mMediaBuffer = new MediaBuffer(
2173                            msg.u.extended_buffer_data.data_ptr,
2174                            info->mSize);
2175                    info->mMediaBuffer->setObserver(this);
2176                }
2177
2178                MediaBuffer *buffer = info->mMediaBuffer;
2179                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2180
2181                if (!isGraphicBuffer
2182                    && msg.u.extended_buffer_data.range_offset
2183                        + msg.u.extended_buffer_data.range_length
2184                            > buffer->size()) {
2185                    CODEC_LOGE(
2186                            "Codec lied about its buffer size requirements, "
2187                            "sending a buffer larger than the originally "
2188                            "advertised size in FILL_BUFFER_DONE!");
2189                }
2190                buffer->set_range(
2191                        msg.u.extended_buffer_data.range_offset,
2192                        msg.u.extended_buffer_data.range_length);
2193
2194                buffer->meta_data()->clear();
2195
2196                buffer->meta_data()->setInt64(
2197                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2198
2199                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2200                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2201                }
2202                bool isCodecSpecific = false;
2203                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2204                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2205                    isCodecSpecific = true;
2206                }
2207
2208                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2209                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2210                }
2211
2212                buffer->meta_data()->setPointer(
2213                        kKeyPlatformPrivate,
2214                        msg.u.extended_buffer_data.platform_private);
2215
2216                buffer->meta_data()->setPointer(
2217                        kKeyBufferID,
2218                        msg.u.extended_buffer_data.buffer);
2219
2220                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2221                    CODEC_LOGV("No more output data.");
2222                    mNoMoreOutputData = true;
2223                }
2224
2225                if (mIsEncoder && mIsVideo) {
2226                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2227                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2228                }
2229
2230                if (mTargetTimeUs >= 0) {
2231                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2232
2233                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2234                        CODEC_LOGV(
2235                                "skipping output buffer at timestamp %lld us",
2236                                msg.u.extended_buffer_data.timestamp);
2237
2238                        fillOutputBuffer(info);
2239                        break;
2240                    }
2241
2242                    CODEC_LOGV(
2243                            "returning output buffer at target timestamp "
2244                            "%lld us",
2245                            msg.u.extended_buffer_data.timestamp);
2246
2247                    mTargetTimeUs = -1;
2248                }
2249
2250                mFilledBuffers.push_back(i);
2251                mBufferFilled.signal();
2252                if (mIsEncoder) {
2253                    sched_yield();
2254                }
2255            }
2256
2257            break;
2258        }
2259
2260        default:
2261        {
2262            CHECK(!"should not be here.");
2263            break;
2264        }
2265    }
2266}
2267
2268// Has the format changed in any way that the client would have to be aware of?
2269static bool formatHasNotablyChanged(
2270        const sp<MetaData> &from, const sp<MetaData> &to) {
2271    if (from.get() == NULL && to.get() == NULL) {
2272        return false;
2273    }
2274
2275    if ((from.get() == NULL && to.get() != NULL)
2276        || (from.get() != NULL && to.get() == NULL)) {
2277        return true;
2278    }
2279
2280    const char *mime_from, *mime_to;
2281    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2282    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2283
2284    if (strcasecmp(mime_from, mime_to)) {
2285        return true;
2286    }
2287
2288    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2289        int32_t colorFormat_from, colorFormat_to;
2290        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2291        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2292
2293        if (colorFormat_from != colorFormat_to) {
2294            return true;
2295        }
2296
2297        int32_t width_from, width_to;
2298        CHECK(from->findInt32(kKeyWidth, &width_from));
2299        CHECK(to->findInt32(kKeyWidth, &width_to));
2300
2301        if (width_from != width_to) {
2302            return true;
2303        }
2304
2305        int32_t height_from, height_to;
2306        CHECK(from->findInt32(kKeyHeight, &height_from));
2307        CHECK(to->findInt32(kKeyHeight, &height_to));
2308
2309        if (height_from != height_to) {
2310            return true;
2311        }
2312
2313        int32_t left_from, top_from, right_from, bottom_from;
2314        CHECK(from->findRect(
2315                    kKeyCropRect,
2316                    &left_from, &top_from, &right_from, &bottom_from));
2317
2318        int32_t left_to, top_to, right_to, bottom_to;
2319        CHECK(to->findRect(
2320                    kKeyCropRect,
2321                    &left_to, &top_to, &right_to, &bottom_to));
2322
2323        if (left_to != left_from || top_to != top_from
2324                || right_to != right_from || bottom_to != bottom_from) {
2325            return true;
2326        }
2327    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2328        int32_t numChannels_from, numChannels_to;
2329        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2330        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2331
2332        if (numChannels_from != numChannels_to) {
2333            return true;
2334        }
2335
2336        int32_t sampleRate_from, sampleRate_to;
2337        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2338        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2339
2340        if (sampleRate_from != sampleRate_to) {
2341            return true;
2342        }
2343    }
2344
2345    return false;
2346}
2347
2348void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2349    switch (event) {
2350        case OMX_EventCmdComplete:
2351        {
2352            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2353            break;
2354        }
2355
2356        case OMX_EventError:
2357        {
2358            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2359
2360            setState(ERROR);
2361            break;
2362        }
2363
2364        case OMX_EventPortSettingsChanged:
2365        {
2366            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2367                       data1, data2);
2368
2369            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2370                // There is no need to check whether mFilledBuffers is empty or not
2371                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2372                // the output buffers.
2373                if (data1 == kPortIndexOutput) {
2374                    CHECK(mFilledBuffers.empty());
2375                }
2376                onPortSettingsChanged(data1);
2377            } else if (data1 == kPortIndexOutput &&
2378                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2379                         data2 == OMX_IndexConfigCommonScale)) {
2380
2381                sp<MetaData> oldOutputFormat = mOutputFormat;
2382                initOutputFormat(mSource->getFormat());
2383
2384                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2385                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2386                    mOutputPortSettingsHaveChanged = true;
2387
2388                } else if (data2 == OMX_IndexConfigCommonScale) {
2389                    OMX_CONFIG_SCALEFACTORTYPE scale;
2390                    InitOMXParams(&scale);
2391                    scale.nPortIndex = kPortIndexOutput;
2392
2393                    // Change display dimension only when necessary.
2394                    if (OK == mOMX->getConfig(
2395                                        mNode,
2396                                        OMX_IndexConfigCommonScale,
2397                                        &scale, sizeof(scale))) {
2398                        int32_t left, top, right, bottom;
2399                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2400                                                      &left, &top,
2401                                                      &right, &bottom));
2402
2403                        // The scale is in 16.16 format.
2404                        // scale 1.0 = 0x010000. When there is no
2405                        // need to change the display, skip it.
2406                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2407                                scale.xWidth, scale.xHeight);
2408
2409                        if (scale.xWidth != 0x010000) {
2410                            mOutputFormat->setInt32(kKeyDisplayWidth,
2411                                    ((right - left +  1) * scale.xWidth)  >> 16);
2412                            mOutputPortSettingsHaveChanged = true;
2413                        }
2414
2415                        if (scale.xHeight != 0x010000) {
2416                            mOutputFormat->setInt32(kKeyDisplayHeight,
2417                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2418                            mOutputPortSettingsHaveChanged = true;
2419                        }
2420                    }
2421                }
2422            }
2423            break;
2424        }
2425
2426#if 0
2427        case OMX_EventBufferFlag:
2428        {
2429            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2430
2431            if (data1 == kPortIndexOutput) {
2432                mNoMoreOutputData = true;
2433            }
2434            break;
2435        }
2436#endif
2437
2438        default:
2439        {
2440            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2441            break;
2442        }
2443    }
2444}
2445
2446void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2447    switch (cmd) {
2448        case OMX_CommandStateSet:
2449        {
2450            onStateChange((OMX_STATETYPE)data);
2451            break;
2452        }
2453
2454        case OMX_CommandPortDisable:
2455        {
2456            OMX_U32 portIndex = data;
2457            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2458
2459            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2460            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2461            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2462
2463            mPortStatus[portIndex] = DISABLED;
2464
2465            if (mState == RECONFIGURING) {
2466                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2467
2468                sp<MetaData> oldOutputFormat = mOutputFormat;
2469                initOutputFormat(mSource->getFormat());
2470
2471                // Don't notify clients if the output port settings change
2472                // wasn't of importance to them, i.e. it may be that just the
2473                // number of buffers has changed and nothing else.
2474                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2475                if (!mOutputPortSettingsHaveChanged) {
2476                    mOutputPortSettingsHaveChanged = formatChanged;
2477                }
2478
2479                status_t err = enablePortAsync(portIndex);
2480                if (err != OK) {
2481                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2482                    setState(ERROR);
2483                } else {
2484                    err = allocateBuffersOnPort(portIndex);
2485                    if (err != OK) {
2486                        CODEC_LOGE("allocateBuffersOnPort failed (err = %d)", err);
2487                        setState(ERROR);
2488                    }
2489                }
2490            }
2491            break;
2492        }
2493
2494        case OMX_CommandPortEnable:
2495        {
2496            OMX_U32 portIndex = data;
2497            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2498
2499            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2500            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2501
2502            mPortStatus[portIndex] = ENABLED;
2503
2504            if (mState == RECONFIGURING) {
2505                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2506
2507                setState(EXECUTING);
2508
2509                fillOutputBuffers();
2510            }
2511            break;
2512        }
2513
2514        case OMX_CommandFlush:
2515        {
2516            OMX_U32 portIndex = data;
2517
2518            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2519
2520            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2521            mPortStatus[portIndex] = ENABLED;
2522
2523            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2524                     mPortBuffers[portIndex].size());
2525
2526            if (mSkipCutBuffer && mPortStatus[kPortIndexOutput] == ENABLED) {
2527                mSkipCutBuffer->clear();
2528            }
2529
2530            if (mState == RECONFIGURING) {
2531                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2532
2533                disablePortAsync(portIndex);
2534            } else if (mState == EXECUTING_TO_IDLE) {
2535                if (mPortStatus[kPortIndexInput] == ENABLED
2536                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2537                    CODEC_LOGV("Finished flushing both ports, now completing "
2538                         "transition from EXECUTING to IDLE.");
2539
2540                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2541                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2542
2543                    status_t err =
2544                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2545                    CHECK_EQ(err, (status_t)OK);
2546                }
2547            } else {
2548                // We're flushing both ports in preparation for seeking.
2549
2550                if (mPortStatus[kPortIndexInput] == ENABLED
2551                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2552                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2553                         " seek-time.");
2554
2555                    // We implicitly resume pulling on our upstream source.
2556                    mPaused = false;
2557
2558                    drainInputBuffers();
2559                    fillOutputBuffers();
2560                }
2561
2562                if (mOutputPortSettingsChangedPending) {
2563                    CODEC_LOGV(
2564                            "Honoring deferred output port settings change.");
2565
2566                    mOutputPortSettingsChangedPending = false;
2567                    onPortSettingsChanged(kPortIndexOutput);
2568                }
2569            }
2570
2571            break;
2572        }
2573
2574        default:
2575        {
2576            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2577            break;
2578        }
2579    }
2580}
2581
2582void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2583    CODEC_LOGV("onStateChange %d", newState);
2584
2585    switch (newState) {
2586        case OMX_StateIdle:
2587        {
2588            CODEC_LOGV("Now Idle.");
2589            if (mState == LOADED_TO_IDLE) {
2590                status_t err = mOMX->sendCommand(
2591                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2592
2593                CHECK_EQ(err, (status_t)OK);
2594
2595                setState(IDLE_TO_EXECUTING);
2596            } else {
2597                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2598
2599                CHECK_EQ(
2600                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2601                    mPortBuffers[kPortIndexInput].size());
2602
2603                CHECK_EQ(
2604                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2605                    mPortBuffers[kPortIndexOutput].size());
2606
2607                status_t err = mOMX->sendCommand(
2608                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2609
2610                CHECK_EQ(err, (status_t)OK);
2611
2612                err = freeBuffersOnPort(kPortIndexInput);
2613                CHECK_EQ(err, (status_t)OK);
2614
2615                err = freeBuffersOnPort(kPortIndexOutput);
2616                CHECK_EQ(err, (status_t)OK);
2617
2618                mPortStatus[kPortIndexInput] = ENABLED;
2619                mPortStatus[kPortIndexOutput] = ENABLED;
2620
2621                if ((mFlags & kEnableGrallocUsageProtected) &&
2622                        mNativeWindow != NULL) {
2623                    // We push enough 1x1 blank buffers to ensure that one of
2624                    // them has made it to the display.  This allows the OMX
2625                    // component teardown to zero out any protected buffers
2626                    // without the risk of scanning out one of those buffers.
2627                    pushBlankBuffersToNativeWindow();
2628                }
2629
2630                setState(IDLE_TO_LOADED);
2631            }
2632            break;
2633        }
2634
2635        case OMX_StateExecuting:
2636        {
2637            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2638
2639            CODEC_LOGV("Now Executing.");
2640
2641            mOutputPortSettingsChangedPending = false;
2642
2643            setState(EXECUTING);
2644
2645            // Buffers will be submitted to the component in the first
2646            // call to OMXCodec::read as mInitialBufferSubmit is true at
2647            // this point. This ensures that this on_message call returns,
2648            // releases the lock and ::init can notice the state change and
2649            // itself return.
2650            break;
2651        }
2652
2653        case OMX_StateLoaded:
2654        {
2655            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2656
2657            CODEC_LOGV("Now Loaded.");
2658
2659            setState(LOADED);
2660            break;
2661        }
2662
2663        case OMX_StateInvalid:
2664        {
2665            setState(ERROR);
2666            break;
2667        }
2668
2669        default:
2670        {
2671            CHECK(!"should not be here.");
2672            break;
2673        }
2674    }
2675}
2676
2677// static
2678size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2679    size_t n = 0;
2680    for (size_t i = 0; i < buffers.size(); ++i) {
2681        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2682            ++n;
2683        }
2684    }
2685
2686    return n;
2687}
2688
2689status_t OMXCodec::freeBuffersOnPort(
2690        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2691    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2692
2693    status_t stickyErr = OK;
2694
2695    for (size_t i = buffers->size(); i-- > 0;) {
2696        BufferInfo *info = &buffers->editItemAt(i);
2697
2698        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2699            continue;
2700        }
2701
2702        CHECK(info->mStatus == OWNED_BY_US
2703                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2704
2705        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2706
2707        status_t err = freeBuffer(portIndex, i);
2708
2709        if (err != OK) {
2710            stickyErr = err;
2711        }
2712
2713    }
2714
2715    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2716
2717    return stickyErr;
2718}
2719
2720status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2721    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2722
2723    BufferInfo *info = &buffers->editItemAt(bufIndex);
2724
2725    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2726
2727    if (err == OK && info->mMediaBuffer != NULL) {
2728        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2729        info->mMediaBuffer->setObserver(NULL);
2730
2731        // Make sure nobody but us owns this buffer at this point.
2732        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2733
2734        // Cancel the buffer if it belongs to an ANativeWindow.
2735        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2736        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2737            err = cancelBufferToNativeWindow(info);
2738        }
2739
2740        info->mMediaBuffer->release();
2741        info->mMediaBuffer = NULL;
2742    }
2743
2744    if (err == OK) {
2745        buffers->removeAt(bufIndex);
2746    }
2747
2748    return err;
2749}
2750
2751void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2752    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2753
2754    CHECK_EQ((int)mState, (int)EXECUTING);
2755    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2756    CHECK(!mOutputPortSettingsChangedPending);
2757
2758    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2759        CODEC_LOGV("Deferring output port settings change.");
2760        mOutputPortSettingsChangedPending = true;
2761        return;
2762    }
2763
2764    setState(RECONFIGURING);
2765
2766    if (mQuirks & kNeedsFlushBeforeDisable) {
2767        if (!flushPortAsync(portIndex)) {
2768            onCmdComplete(OMX_CommandFlush, portIndex);
2769        }
2770    } else {
2771        disablePortAsync(portIndex);
2772    }
2773}
2774
2775bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2776    CHECK(mState == EXECUTING || mState == RECONFIGURING
2777            || mState == EXECUTING_TO_IDLE);
2778
2779    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2780         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2781         mPortBuffers[portIndex].size());
2782
2783    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2784    mPortStatus[portIndex] = SHUTTING_DOWN;
2785
2786    if ((mQuirks & kRequiresFlushCompleteEmulation)
2787        && countBuffersWeOwn(mPortBuffers[portIndex])
2788                == mPortBuffers[portIndex].size()) {
2789        // No flush is necessary and this component fails to send a
2790        // flush-complete event in this case.
2791
2792        return false;
2793    }
2794
2795    status_t err =
2796        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2797    CHECK_EQ(err, (status_t)OK);
2798
2799    return true;
2800}
2801
2802void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2803    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2804
2805    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2806    mPortStatus[portIndex] = DISABLING;
2807
2808    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2809    status_t err =
2810        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2811    CHECK_EQ(err, (status_t)OK);
2812
2813    freeBuffersOnPort(portIndex, true);
2814}
2815
2816status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2817    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2818
2819    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2820    mPortStatus[portIndex] = ENABLING;
2821
2822    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2823    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2824}
2825
2826void OMXCodec::fillOutputBuffers() {
2827    CHECK_EQ((int)mState, (int)EXECUTING);
2828
2829    // This is a workaround for some decoders not properly reporting
2830    // end-of-output-stream. If we own all input buffers and also own
2831    // all output buffers and we already signalled end-of-input-stream,
2832    // the end-of-output-stream is implied.
2833    if (mSignalledEOS
2834            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2835                == mPortBuffers[kPortIndexInput].size()
2836            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2837                == mPortBuffers[kPortIndexOutput].size()) {
2838        mNoMoreOutputData = true;
2839        mBufferFilled.signal();
2840
2841        return;
2842    }
2843
2844    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2845    for (size_t i = 0; i < buffers->size(); ++i) {
2846        BufferInfo *info = &buffers->editItemAt(i);
2847        if (info->mStatus == OWNED_BY_US) {
2848            fillOutputBuffer(&buffers->editItemAt(i));
2849        }
2850    }
2851}
2852
2853void OMXCodec::drainInputBuffers() {
2854    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2855
2856    if (mFlags & kUseSecureInputBuffers) {
2857        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2858        for (size_t i = 0; i < buffers->size(); ++i) {
2859            if (!drainAnyInputBuffer()
2860                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2861                break;
2862            }
2863        }
2864    } else {
2865        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2866        for (size_t i = 0; i < buffers->size(); ++i) {
2867            BufferInfo *info = &buffers->editItemAt(i);
2868
2869            if (info->mStatus != OWNED_BY_US) {
2870                continue;
2871            }
2872
2873            if (!drainInputBuffer(info)) {
2874                break;
2875            }
2876
2877            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2878                break;
2879            }
2880        }
2881    }
2882}
2883
2884bool OMXCodec::drainAnyInputBuffer() {
2885    return drainInputBuffer((BufferInfo *)NULL);
2886}
2887
2888OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2889    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2890    for (size_t i = 0; i < infos->size(); ++i) {
2891        BufferInfo *info = &infos->editItemAt(i);
2892
2893        if (info->mData == ptr) {
2894            CODEC_LOGV(
2895                    "input buffer data ptr = %p, buffer_id = %p",
2896                    ptr,
2897                    info->mBuffer);
2898
2899            return info;
2900        }
2901    }
2902
2903    TRESPASS();
2904}
2905
2906OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2907    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2908    for (size_t i = 0; i < infos->size(); ++i) {
2909        BufferInfo *info = &infos->editItemAt(i);
2910
2911        if (info->mStatus == OWNED_BY_US) {
2912            return info;
2913        }
2914    }
2915
2916    TRESPASS();
2917}
2918
2919bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2920    if (info != NULL) {
2921        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2922    }
2923
2924    if (mSignalledEOS) {
2925        return false;
2926    }
2927
2928    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2929        CHECK(!(mFlags & kUseSecureInputBuffers));
2930
2931        const CodecSpecificData *specific =
2932            mCodecSpecificData[mCodecSpecificDataIndex];
2933
2934        size_t size = specific->mSize;
2935
2936        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2937                && !(mQuirks & kWantsNALFragments)) {
2938            static const uint8_t kNALStartCode[4] =
2939                    { 0x00, 0x00, 0x00, 0x01 };
2940
2941            CHECK(info->mSize >= specific->mSize + 4);
2942
2943            size += 4;
2944
2945            memcpy(info->mData, kNALStartCode, 4);
2946            memcpy((uint8_t *)info->mData + 4,
2947                   specific->mData, specific->mSize);
2948        } else {
2949            CHECK(info->mSize >= specific->mSize);
2950            memcpy(info->mData, specific->mData, specific->mSize);
2951        }
2952
2953        mNoMoreOutputData = false;
2954
2955        CODEC_LOGV("calling emptyBuffer with codec specific data");
2956
2957        status_t err = mOMX->emptyBuffer(
2958                mNode, info->mBuffer, 0, size,
2959                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2960                0);
2961        CHECK_EQ(err, (status_t)OK);
2962
2963        info->mStatus = OWNED_BY_COMPONENT;
2964
2965        ++mCodecSpecificDataIndex;
2966        return true;
2967    }
2968
2969    if (mPaused) {
2970        return false;
2971    }
2972
2973    status_t err;
2974
2975    bool signalEOS = false;
2976    int64_t timestampUs = 0;
2977
2978    size_t offset = 0;
2979    int32_t n = 0;
2980
2981
2982    for (;;) {
2983        MediaBuffer *srcBuffer;
2984        if (mSeekTimeUs >= 0) {
2985            if (mLeftOverBuffer) {
2986                mLeftOverBuffer->release();
2987                mLeftOverBuffer = NULL;
2988            }
2989
2990            MediaSource::ReadOptions options;
2991            options.setSeekTo(mSeekTimeUs, mSeekMode);
2992
2993            mSeekTimeUs = -1;
2994            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
2995            mBufferFilled.signal();
2996
2997            err = mSource->read(&srcBuffer, &options);
2998
2999            if (err == OK) {
3000                int64_t targetTimeUs;
3001                if (srcBuffer->meta_data()->findInt64(
3002                            kKeyTargetTime, &targetTimeUs)
3003                        && targetTimeUs >= 0) {
3004                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3005                    mTargetTimeUs = targetTimeUs;
3006                } else {
3007                    mTargetTimeUs = -1;
3008                }
3009            }
3010        } else if (mLeftOverBuffer) {
3011            srcBuffer = mLeftOverBuffer;
3012            mLeftOverBuffer = NULL;
3013
3014            err = OK;
3015        } else {
3016            err = mSource->read(&srcBuffer);
3017        }
3018
3019        if (err != OK) {
3020            signalEOS = true;
3021            mFinalStatus = err;
3022            mSignalledEOS = true;
3023            mBufferFilled.signal();
3024            break;
3025        }
3026
3027        if (mFlags & kUseSecureInputBuffers) {
3028            info = findInputBufferByDataPointer(srcBuffer->data());
3029            CHECK(info != NULL);
3030        }
3031
3032        size_t remainingBytes = info->mSize - offset;
3033
3034        if (srcBuffer->range_length() > remainingBytes) {
3035            if (offset == 0) {
3036                CODEC_LOGE(
3037                     "Codec's input buffers are too small to accomodate "
3038                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3039                     info->mSize, srcBuffer->range_length());
3040
3041                srcBuffer->release();
3042                srcBuffer = NULL;
3043
3044                setState(ERROR);
3045                return false;
3046            }
3047
3048            mLeftOverBuffer = srcBuffer;
3049            break;
3050        }
3051
3052        bool releaseBuffer = true;
3053        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
3054            CHECK(mOMXLivesLocally && offset == 0);
3055
3056            OMX_BUFFERHEADERTYPE *header =
3057                (OMX_BUFFERHEADERTYPE *)info->mBuffer;
3058
3059            CHECK(header->pBuffer == info->mData);
3060
3061            header->pBuffer =
3062                (OMX_U8 *)srcBuffer->data() + srcBuffer->range_offset();
3063
3064            releaseBuffer = false;
3065            info->mMediaBuffer = srcBuffer;
3066        } else {
3067            if (mFlags & kStoreMetaDataInVideoBuffers) {
3068                releaseBuffer = false;
3069                info->mMediaBuffer = srcBuffer;
3070            }
3071
3072            if (mFlags & kUseSecureInputBuffers) {
3073                // Data in "info" is already provided at this time.
3074
3075                releaseBuffer = false;
3076
3077                CHECK(info->mMediaBuffer == NULL);
3078                info->mMediaBuffer = srcBuffer;
3079            } else {
3080                CHECK(srcBuffer->data() != NULL) ;
3081                memcpy((uint8_t *)info->mData + offset,
3082                        (const uint8_t *)srcBuffer->data()
3083                            + srcBuffer->range_offset(),
3084                        srcBuffer->range_length());
3085            }
3086        }
3087
3088        int64_t lastBufferTimeUs;
3089        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3090        CHECK(lastBufferTimeUs >= 0);
3091        if (mIsEncoder && mIsVideo) {
3092            mDecodingTimeList.push_back(lastBufferTimeUs);
3093        }
3094
3095        if (offset == 0) {
3096            timestampUs = lastBufferTimeUs;
3097        }
3098
3099        offset += srcBuffer->range_length();
3100
3101        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3102            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3103            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3104
3105            int32_t numPageSamples;
3106            if (!srcBuffer->meta_data()->findInt32(
3107                        kKeyValidSamples, &numPageSamples)) {
3108                numPageSamples = -1;
3109            }
3110
3111            memcpy((uint8_t *)info->mData + offset,
3112                   &numPageSamples,
3113                   sizeof(numPageSamples));
3114
3115            offset += sizeof(numPageSamples);
3116        }
3117
3118        if (releaseBuffer) {
3119            srcBuffer->release();
3120            srcBuffer = NULL;
3121        }
3122
3123        ++n;
3124
3125        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3126            break;
3127        }
3128
3129        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3130
3131        if (coalescedDurationUs > 250000ll) {
3132            // Don't coalesce more than 250ms worth of encoded data at once.
3133            break;
3134        }
3135    }
3136
3137    if (n > 1) {
3138        ALOGV("coalesced %d frames into one input buffer", n);
3139    }
3140
3141    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3142
3143    if (signalEOS) {
3144        flags |= OMX_BUFFERFLAG_EOS;
3145    } else {
3146        mNoMoreOutputData = false;
3147    }
3148
3149    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3150               "timestamp %lld us (%.2f secs)",
3151               info->mBuffer, offset,
3152               timestampUs, timestampUs / 1E6);
3153
3154    if (info == NULL) {
3155        CHECK(mFlags & kUseSecureInputBuffers);
3156        CHECK(signalEOS);
3157
3158        // This is fishy, there's still a MediaBuffer corresponding to this
3159        // info available to the source at this point even though we're going
3160        // to use it to signal EOS to the codec.
3161        info = findEmptyInputBuffer();
3162    }
3163
3164    err = mOMX->emptyBuffer(
3165            mNode, info->mBuffer, 0, offset,
3166            flags, timestampUs);
3167
3168    if (err != OK) {
3169        setState(ERROR);
3170        return false;
3171    }
3172
3173    info->mStatus = OWNED_BY_COMPONENT;
3174
3175    return true;
3176}
3177
3178void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3179    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3180
3181    if (mNoMoreOutputData) {
3182        CODEC_LOGV("There is no more output data available, not "
3183             "calling fillOutputBuffer");
3184        return;
3185    }
3186
3187    if (info->mMediaBuffer != NULL) {
3188        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
3189        if (graphicBuffer != 0) {
3190            // When using a native buffer we need to lock the buffer before
3191            // giving it to OMX.
3192            CODEC_LOGV("Calling lockBuffer on %p", info->mBuffer);
3193            int err = mNativeWindow->lockBuffer(mNativeWindow.get(),
3194                    graphicBuffer.get());
3195            if (err != 0) {
3196                CODEC_LOGE("lockBuffer failed w/ error 0x%08x", err);
3197
3198                setState(ERROR);
3199                return;
3200            }
3201        }
3202    }
3203
3204    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3205    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3206
3207    if (err != OK) {
3208        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3209
3210        setState(ERROR);
3211        return;
3212    }
3213
3214    info->mStatus = OWNED_BY_COMPONENT;
3215}
3216
3217bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3218    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3219    for (size_t i = 0; i < buffers->size(); ++i) {
3220        if ((*buffers)[i].mBuffer == buffer) {
3221            return drainInputBuffer(&buffers->editItemAt(i));
3222        }
3223    }
3224
3225    CHECK(!"should not be here.");
3226
3227    return false;
3228}
3229
3230void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3231    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3232    for (size_t i = 0; i < buffers->size(); ++i) {
3233        if ((*buffers)[i].mBuffer == buffer) {
3234            fillOutputBuffer(&buffers->editItemAt(i));
3235            return;
3236        }
3237    }
3238
3239    CHECK(!"should not be here.");
3240}
3241
3242void OMXCodec::setState(State newState) {
3243    mState = newState;
3244    mAsyncCompletion.signal();
3245
3246    // This may cause some spurious wakeups but is necessary to
3247    // unblock the reader if we enter ERROR state.
3248    mBufferFilled.signal();
3249}
3250
3251status_t OMXCodec::waitForBufferFilled_l() {
3252
3253    if (mIsEncoder) {
3254        // For timelapse video recording, the timelapse video recording may
3255        // not send an input frame for a _long_ time. Do not use timeout
3256        // for video encoding.
3257        return mBufferFilled.wait(mLock);
3258    }
3259    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3260    if (err != OK) {
3261        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3262            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3263            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3264    }
3265    return err;
3266}
3267
3268void OMXCodec::setRawAudioFormat(
3269        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3270
3271    // port definition
3272    OMX_PARAM_PORTDEFINITIONTYPE def;
3273    InitOMXParams(&def);
3274    def.nPortIndex = portIndex;
3275    status_t err = mOMX->getParameter(
3276            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3277    CHECK_EQ(err, (status_t)OK);
3278    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3279    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3280            &def, sizeof(def)), (status_t)OK);
3281
3282    // pcm param
3283    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3284    InitOMXParams(&pcmParams);
3285    pcmParams.nPortIndex = portIndex;
3286
3287    err = mOMX->getParameter(
3288            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3289
3290    CHECK_EQ(err, (status_t)OK);
3291
3292    pcmParams.nChannels = numChannels;
3293    pcmParams.eNumData = OMX_NumericalDataSigned;
3294    pcmParams.bInterleaved = OMX_TRUE;
3295    pcmParams.nBitPerSample = 16;
3296    pcmParams.nSamplingRate = sampleRate;
3297    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3298
3299    if (numChannels == 1) {
3300        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
3301    } else {
3302        CHECK_EQ(numChannels, 2);
3303
3304        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
3305        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
3306    }
3307
3308    err = mOMX->setParameter(
3309            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3310
3311    CHECK_EQ(err, (status_t)OK);
3312}
3313
3314static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3315    if (isAMRWB) {
3316        if (bps <= 6600) {
3317            return OMX_AUDIO_AMRBandModeWB0;
3318        } else if (bps <= 8850) {
3319            return OMX_AUDIO_AMRBandModeWB1;
3320        } else if (bps <= 12650) {
3321            return OMX_AUDIO_AMRBandModeWB2;
3322        } else if (bps <= 14250) {
3323            return OMX_AUDIO_AMRBandModeWB3;
3324        } else if (bps <= 15850) {
3325            return OMX_AUDIO_AMRBandModeWB4;
3326        } else if (bps <= 18250) {
3327            return OMX_AUDIO_AMRBandModeWB5;
3328        } else if (bps <= 19850) {
3329            return OMX_AUDIO_AMRBandModeWB6;
3330        } else if (bps <= 23050) {
3331            return OMX_AUDIO_AMRBandModeWB7;
3332        }
3333
3334        // 23850 bps
3335        return OMX_AUDIO_AMRBandModeWB8;
3336    } else {  // AMRNB
3337        if (bps <= 4750) {
3338            return OMX_AUDIO_AMRBandModeNB0;
3339        } else if (bps <= 5150) {
3340            return OMX_AUDIO_AMRBandModeNB1;
3341        } else if (bps <= 5900) {
3342            return OMX_AUDIO_AMRBandModeNB2;
3343        } else if (bps <= 6700) {
3344            return OMX_AUDIO_AMRBandModeNB3;
3345        } else if (bps <= 7400) {
3346            return OMX_AUDIO_AMRBandModeNB4;
3347        } else if (bps <= 7950) {
3348            return OMX_AUDIO_AMRBandModeNB5;
3349        } else if (bps <= 10200) {
3350            return OMX_AUDIO_AMRBandModeNB6;
3351        }
3352
3353        // 12200 bps
3354        return OMX_AUDIO_AMRBandModeNB7;
3355    }
3356}
3357
3358void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3359    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3360
3361    OMX_AUDIO_PARAM_AMRTYPE def;
3362    InitOMXParams(&def);
3363    def.nPortIndex = portIndex;
3364
3365    status_t err =
3366        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3367
3368    CHECK_EQ(err, (status_t)OK);
3369
3370    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3371
3372    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3373    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3374    CHECK_EQ(err, (status_t)OK);
3375
3376    ////////////////////////
3377
3378    if (mIsEncoder) {
3379        sp<MetaData> format = mSource->getFormat();
3380        int32_t sampleRate;
3381        int32_t numChannels;
3382        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3383        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3384
3385        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3386    }
3387}
3388
3389status_t OMXCodec::setAACFormat(int32_t numChannels, int32_t sampleRate, int32_t bitRate) {
3390    if (numChannels > 2)
3391        ALOGW("Number of channels: (%d) \n", numChannels);
3392
3393    if (mIsEncoder) {
3394        //////////////// input port ////////////////////
3395        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3396
3397        //////////////// output port ////////////////////
3398        // format
3399        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3400        InitOMXParams(&format);
3401        format.nPortIndex = kPortIndexOutput;
3402        format.nIndex = 0;
3403        status_t err = OMX_ErrorNone;
3404        while (OMX_ErrorNone == err) {
3405            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3406                    &format, sizeof(format)), (status_t)OK);
3407            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3408                break;
3409            }
3410            format.nIndex++;
3411        }
3412        CHECK_EQ((status_t)OK, err);
3413        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3414                &format, sizeof(format)), (status_t)OK);
3415
3416        // port definition
3417        OMX_PARAM_PORTDEFINITIONTYPE def;
3418        InitOMXParams(&def);
3419        def.nPortIndex = kPortIndexOutput;
3420        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3421                &def, sizeof(def)), (status_t)OK);
3422        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3423        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3424        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3425                &def, sizeof(def)), (status_t)OK);
3426
3427        // profile
3428        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3429        InitOMXParams(&profile);
3430        profile.nPortIndex = kPortIndexOutput;
3431        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3432                &profile, sizeof(profile)), (status_t)OK);
3433        profile.nChannels = numChannels;
3434        profile.eChannelMode = (numChannels == 1?
3435                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3436        profile.nSampleRate = sampleRate;
3437        profile.nBitRate = bitRate;
3438        profile.nAudioBandWidth = 0;
3439        profile.nFrameLength = 0;
3440        profile.nAACtools = OMX_AUDIO_AACToolAll;
3441        profile.nAACERtools = OMX_AUDIO_AACERNone;
3442        profile.eAACProfile = OMX_AUDIO_AACObjectLC;
3443        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3444        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3445                &profile, sizeof(profile));
3446
3447        if (err != OK) {
3448            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed (err = %d)", err);
3449            return err;
3450        }
3451    } else {
3452        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3453        InitOMXParams(&profile);
3454        profile.nPortIndex = kPortIndexInput;
3455
3456        status_t err = mOMX->getParameter(
3457                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3458        CHECK_EQ(err, (status_t)OK);
3459
3460        profile.nChannels = numChannels;
3461        profile.nSampleRate = sampleRate;
3462        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4ADTS;
3463
3464        err = mOMX->setParameter(
3465                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3466
3467        if (err != OK) {
3468            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed (err = %d)", err);
3469            return err;
3470        }
3471    }
3472
3473    return OK;
3474}
3475
3476void OMXCodec::setG711Format(int32_t numChannels) {
3477    CHECK(!mIsEncoder);
3478    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3479}
3480
3481void OMXCodec::setImageOutputFormat(
3482        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3483    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3484
3485#if 0
3486    OMX_INDEXTYPE index;
3487    status_t err = mOMX->get_extension_index(
3488            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3489    CHECK_EQ(err, (status_t)OK);
3490
3491    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3492    CHECK_EQ(err, (status_t)OK);
3493#endif
3494
3495    OMX_PARAM_PORTDEFINITIONTYPE def;
3496    InitOMXParams(&def);
3497    def.nPortIndex = kPortIndexOutput;
3498
3499    status_t err = mOMX->getParameter(
3500            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3501    CHECK_EQ(err, (status_t)OK);
3502
3503    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3504
3505    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3506
3507    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3508    imageDef->eColorFormat = format;
3509    imageDef->nFrameWidth = width;
3510    imageDef->nFrameHeight = height;
3511
3512    switch (format) {
3513        case OMX_COLOR_FormatYUV420PackedPlanar:
3514        case OMX_COLOR_FormatYUV411Planar:
3515        {
3516            def.nBufferSize = (width * height * 3) / 2;
3517            break;
3518        }
3519
3520        case OMX_COLOR_FormatCbYCrY:
3521        {
3522            def.nBufferSize = width * height * 2;
3523            break;
3524        }
3525
3526        case OMX_COLOR_Format32bitARGB8888:
3527        {
3528            def.nBufferSize = width * height * 4;
3529            break;
3530        }
3531
3532        case OMX_COLOR_Format16bitARGB4444:
3533        case OMX_COLOR_Format16bitARGB1555:
3534        case OMX_COLOR_Format16bitRGB565:
3535        case OMX_COLOR_Format16bitBGR565:
3536        {
3537            def.nBufferSize = width * height * 2;
3538            break;
3539        }
3540
3541        default:
3542            CHECK(!"Should not be here. Unknown color format.");
3543            break;
3544    }
3545
3546    def.nBufferCountActual = def.nBufferCountMin;
3547
3548    err = mOMX->setParameter(
3549            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3550    CHECK_EQ(err, (status_t)OK);
3551}
3552
3553void OMXCodec::setJPEGInputFormat(
3554        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3555    OMX_PARAM_PORTDEFINITIONTYPE def;
3556    InitOMXParams(&def);
3557    def.nPortIndex = kPortIndexInput;
3558
3559    status_t err = mOMX->getParameter(
3560            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3561    CHECK_EQ(err, (status_t)OK);
3562
3563    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3564    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3565
3566    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3567    imageDef->nFrameWidth = width;
3568    imageDef->nFrameHeight = height;
3569
3570    def.nBufferSize = compressedSize;
3571    def.nBufferCountActual = def.nBufferCountMin;
3572
3573    err = mOMX->setParameter(
3574            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3575    CHECK_EQ(err, (status_t)OK);
3576}
3577
3578void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3579    CodecSpecificData *specific =
3580        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3581
3582    specific->mSize = size;
3583    memcpy(specific->mData, data, size);
3584
3585    mCodecSpecificData.push(specific);
3586}
3587
3588void OMXCodec::clearCodecSpecificData() {
3589    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3590        free(mCodecSpecificData.editItemAt(i));
3591    }
3592    mCodecSpecificData.clear();
3593    mCodecSpecificDataIndex = 0;
3594}
3595
3596status_t OMXCodec::start(MetaData *meta) {
3597    Mutex::Autolock autoLock(mLock);
3598
3599    if (mState != LOADED) {
3600        return UNKNOWN_ERROR;
3601    }
3602
3603    sp<MetaData> params = new MetaData;
3604    if (mQuirks & kWantsNALFragments) {
3605        params->setInt32(kKeyWantsNALFragments, true);
3606    }
3607    if (meta) {
3608        int64_t startTimeUs = 0;
3609        int64_t timeUs;
3610        if (meta->findInt64(kKeyTime, &timeUs)) {
3611            startTimeUs = timeUs;
3612        }
3613        params->setInt64(kKeyTime, startTimeUs);
3614    }
3615    status_t err = mSource->start(params.get());
3616
3617    if (err != OK) {
3618        return err;
3619    }
3620
3621    mCodecSpecificDataIndex = 0;
3622    mInitialBufferSubmit = true;
3623    mSignalledEOS = false;
3624    mNoMoreOutputData = false;
3625    mOutputPortSettingsHaveChanged = false;
3626    mSeekTimeUs = -1;
3627    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3628    mTargetTimeUs = -1;
3629    mFilledBuffers.clear();
3630    mPaused = false;
3631
3632    return init();
3633}
3634
3635status_t OMXCodec::stop() {
3636    CODEC_LOGV("stop mState=%d", mState);
3637
3638    Mutex::Autolock autoLock(mLock);
3639
3640    while (isIntermediateState(mState)) {
3641        mAsyncCompletion.wait(mLock);
3642    }
3643
3644    bool isError = false;
3645    switch (mState) {
3646        case LOADED:
3647            break;
3648
3649        case ERROR:
3650        {
3651            OMX_STATETYPE state = OMX_StateInvalid;
3652            status_t err = mOMX->getState(mNode, &state);
3653            CHECK_EQ(err, (status_t)OK);
3654
3655            if (state != OMX_StateExecuting) {
3656                break;
3657            }
3658            // else fall through to the idling code
3659            isError = true;
3660        }
3661
3662        case EXECUTING:
3663        {
3664            setState(EXECUTING_TO_IDLE);
3665
3666            if (mQuirks & kRequiresFlushBeforeShutdown) {
3667                CODEC_LOGV("This component requires a flush before transitioning "
3668                     "from EXECUTING to IDLE...");
3669
3670                bool emulateInputFlushCompletion =
3671                    !flushPortAsync(kPortIndexInput);
3672
3673                bool emulateOutputFlushCompletion =
3674                    !flushPortAsync(kPortIndexOutput);
3675
3676                if (emulateInputFlushCompletion) {
3677                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3678                }
3679
3680                if (emulateOutputFlushCompletion) {
3681                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3682                }
3683            } else {
3684                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3685                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3686
3687                status_t err =
3688                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3689                CHECK_EQ(err, (status_t)OK);
3690            }
3691
3692            while (mState != LOADED && mState != ERROR) {
3693                mAsyncCompletion.wait(mLock);
3694            }
3695
3696            if (isError) {
3697                // We were in the ERROR state coming in, so restore that now
3698                // that we've idled the OMX component.
3699                setState(ERROR);
3700            }
3701
3702            break;
3703        }
3704
3705        default:
3706        {
3707            CHECK(!"should not be here.");
3708            break;
3709        }
3710    }
3711
3712    if (mLeftOverBuffer) {
3713        mLeftOverBuffer->release();
3714        mLeftOverBuffer = NULL;
3715    }
3716
3717    mSource->stop();
3718
3719    CODEC_LOGV("stopped in state %d", mState);
3720
3721    return OK;
3722}
3723
3724sp<MetaData> OMXCodec::getFormat() {
3725    Mutex::Autolock autoLock(mLock);
3726
3727    return mOutputFormat;
3728}
3729
3730status_t OMXCodec::read(
3731        MediaBuffer **buffer, const ReadOptions *options) {
3732    status_t err = OK;
3733    *buffer = NULL;
3734
3735    Mutex::Autolock autoLock(mLock);
3736
3737    if (mState != EXECUTING && mState != RECONFIGURING) {
3738        return UNKNOWN_ERROR;
3739    }
3740
3741    bool seeking = false;
3742    int64_t seekTimeUs;
3743    ReadOptions::SeekMode seekMode;
3744    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3745        seeking = true;
3746    }
3747
3748    if (mInitialBufferSubmit) {
3749        mInitialBufferSubmit = false;
3750
3751        if (seeking) {
3752            CHECK(seekTimeUs >= 0);
3753            mSeekTimeUs = seekTimeUs;
3754            mSeekMode = seekMode;
3755
3756            // There's no reason to trigger the code below, there's
3757            // nothing to flush yet.
3758            seeking = false;
3759            mPaused = false;
3760        }
3761
3762        drainInputBuffers();
3763
3764        if (mState == EXECUTING) {
3765            // Otherwise mState == RECONFIGURING and this code will trigger
3766            // after the output port is reenabled.
3767            fillOutputBuffers();
3768        }
3769    }
3770
3771    if (seeking) {
3772        while (mState == RECONFIGURING) {
3773            if ((err = waitForBufferFilled_l()) != OK) {
3774                return err;
3775            }
3776        }
3777
3778        if (mState != EXECUTING) {
3779            return UNKNOWN_ERROR;
3780        }
3781
3782        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3783
3784        mSignalledEOS = false;
3785
3786        CHECK(seekTimeUs >= 0);
3787        mSeekTimeUs = seekTimeUs;
3788        mSeekMode = seekMode;
3789
3790        mFilledBuffers.clear();
3791
3792        CHECK_EQ((int)mState, (int)EXECUTING);
3793
3794        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3795        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3796
3797        if (emulateInputFlushCompletion) {
3798            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3799        }
3800
3801        if (emulateOutputFlushCompletion) {
3802            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3803        }
3804
3805        while (mSeekTimeUs >= 0) {
3806            if ((err = waitForBufferFilled_l()) != OK) {
3807                return err;
3808            }
3809        }
3810    }
3811
3812    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3813        if ((err = waitForBufferFilled_l()) != OK) {
3814            return err;
3815        }
3816    }
3817
3818    if (mState == ERROR) {
3819        return UNKNOWN_ERROR;
3820    }
3821
3822    if (mFilledBuffers.empty()) {
3823        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3824    }
3825
3826    if (mOutputPortSettingsHaveChanged) {
3827        mOutputPortSettingsHaveChanged = false;
3828
3829        return INFO_FORMAT_CHANGED;
3830    }
3831
3832    size_t index = *mFilledBuffers.begin();
3833    mFilledBuffers.erase(mFilledBuffers.begin());
3834
3835    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3836    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3837    info->mStatus = OWNED_BY_CLIENT;
3838
3839    info->mMediaBuffer->add_ref();
3840    if (mSkipCutBuffer) {
3841        mSkipCutBuffer->submit(info->mMediaBuffer);
3842    }
3843    *buffer = info->mMediaBuffer;
3844
3845    return OK;
3846}
3847
3848void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3849    Mutex::Autolock autoLock(mLock);
3850
3851    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3852    for (size_t i = 0; i < buffers->size(); ++i) {
3853        BufferInfo *info = &buffers->editItemAt(i);
3854
3855        if (info->mMediaBuffer == buffer) {
3856            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3857            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3858
3859            info->mStatus = OWNED_BY_US;
3860
3861            if (buffer->graphicBuffer() == 0) {
3862                fillOutputBuffer(info);
3863            } else {
3864                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3865                int32_t rendered = 0;
3866                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3867                    rendered = 0;
3868                }
3869                if (!rendered) {
3870                    status_t err = cancelBufferToNativeWindow(info);
3871                    if (err < 0) {
3872                        return;
3873                    }
3874                }
3875
3876                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3877
3878                // Dequeue the next buffer from the native window.
3879                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3880                if (nextBufInfo == 0) {
3881                    return;
3882                }
3883
3884                // Give the buffer to the OMX node to fill.
3885                fillOutputBuffer(nextBufInfo);
3886            }
3887            return;
3888        }
3889    }
3890
3891    CHECK(!"should not be here.");
3892}
3893
3894static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3895    static const char *kNames[] = {
3896        "OMX_IMAGE_CodingUnused",
3897        "OMX_IMAGE_CodingAutoDetect",
3898        "OMX_IMAGE_CodingJPEG",
3899        "OMX_IMAGE_CodingJPEG2K",
3900        "OMX_IMAGE_CodingEXIF",
3901        "OMX_IMAGE_CodingTIFF",
3902        "OMX_IMAGE_CodingGIF",
3903        "OMX_IMAGE_CodingPNG",
3904        "OMX_IMAGE_CodingLZW",
3905        "OMX_IMAGE_CodingBMP",
3906    };
3907
3908    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3909
3910    if (type < 0 || (size_t)type >= numNames) {
3911        return "UNKNOWN";
3912    } else {
3913        return kNames[type];
3914    }
3915}
3916
3917static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3918    static const char *kNames[] = {
3919        "OMX_COLOR_FormatUnused",
3920        "OMX_COLOR_FormatMonochrome",
3921        "OMX_COLOR_Format8bitRGB332",
3922        "OMX_COLOR_Format12bitRGB444",
3923        "OMX_COLOR_Format16bitARGB4444",
3924        "OMX_COLOR_Format16bitARGB1555",
3925        "OMX_COLOR_Format16bitRGB565",
3926        "OMX_COLOR_Format16bitBGR565",
3927        "OMX_COLOR_Format18bitRGB666",
3928        "OMX_COLOR_Format18bitARGB1665",
3929        "OMX_COLOR_Format19bitARGB1666",
3930        "OMX_COLOR_Format24bitRGB888",
3931        "OMX_COLOR_Format24bitBGR888",
3932        "OMX_COLOR_Format24bitARGB1887",
3933        "OMX_COLOR_Format25bitARGB1888",
3934        "OMX_COLOR_Format32bitBGRA8888",
3935        "OMX_COLOR_Format32bitARGB8888",
3936        "OMX_COLOR_FormatYUV411Planar",
3937        "OMX_COLOR_FormatYUV411PackedPlanar",
3938        "OMX_COLOR_FormatYUV420Planar",
3939        "OMX_COLOR_FormatYUV420PackedPlanar",
3940        "OMX_COLOR_FormatYUV420SemiPlanar",
3941        "OMX_COLOR_FormatYUV422Planar",
3942        "OMX_COLOR_FormatYUV422PackedPlanar",
3943        "OMX_COLOR_FormatYUV422SemiPlanar",
3944        "OMX_COLOR_FormatYCbYCr",
3945        "OMX_COLOR_FormatYCrYCb",
3946        "OMX_COLOR_FormatCbYCrY",
3947        "OMX_COLOR_FormatCrYCbY",
3948        "OMX_COLOR_FormatYUV444Interleaved",
3949        "OMX_COLOR_FormatRawBayer8bit",
3950        "OMX_COLOR_FormatRawBayer10bit",
3951        "OMX_COLOR_FormatRawBayer8bitcompressed",
3952        "OMX_COLOR_FormatL2",
3953        "OMX_COLOR_FormatL4",
3954        "OMX_COLOR_FormatL8",
3955        "OMX_COLOR_FormatL16",
3956        "OMX_COLOR_FormatL24",
3957        "OMX_COLOR_FormatL32",
3958        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
3959        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
3960        "OMX_COLOR_Format18BitBGR666",
3961        "OMX_COLOR_Format24BitARGB6666",
3962        "OMX_COLOR_Format24BitABGR6666",
3963    };
3964
3965    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3966
3967    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
3968        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
3969    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
3970        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
3971    } else if (type < 0 || (size_t)type >= numNames) {
3972        return "UNKNOWN";
3973    } else {
3974        return kNames[type];
3975    }
3976}
3977
3978static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
3979    static const char *kNames[] = {
3980        "OMX_VIDEO_CodingUnused",
3981        "OMX_VIDEO_CodingAutoDetect",
3982        "OMX_VIDEO_CodingMPEG2",
3983        "OMX_VIDEO_CodingH263",
3984        "OMX_VIDEO_CodingMPEG4",
3985        "OMX_VIDEO_CodingWMV",
3986        "OMX_VIDEO_CodingRV",
3987        "OMX_VIDEO_CodingAVC",
3988        "OMX_VIDEO_CodingMJPEG",
3989    };
3990
3991    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3992
3993    if (type < 0 || (size_t)type >= numNames) {
3994        return "UNKNOWN";
3995    } else {
3996        return kNames[type];
3997    }
3998}
3999
4000static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4001    static const char *kNames[] = {
4002        "OMX_AUDIO_CodingUnused",
4003        "OMX_AUDIO_CodingAutoDetect",
4004        "OMX_AUDIO_CodingPCM",
4005        "OMX_AUDIO_CodingADPCM",
4006        "OMX_AUDIO_CodingAMR",
4007        "OMX_AUDIO_CodingGSMFR",
4008        "OMX_AUDIO_CodingGSMEFR",
4009        "OMX_AUDIO_CodingGSMHR",
4010        "OMX_AUDIO_CodingPDCFR",
4011        "OMX_AUDIO_CodingPDCEFR",
4012        "OMX_AUDIO_CodingPDCHR",
4013        "OMX_AUDIO_CodingTDMAFR",
4014        "OMX_AUDIO_CodingTDMAEFR",
4015        "OMX_AUDIO_CodingQCELP8",
4016        "OMX_AUDIO_CodingQCELP13",
4017        "OMX_AUDIO_CodingEVRC",
4018        "OMX_AUDIO_CodingSMV",
4019        "OMX_AUDIO_CodingG711",
4020        "OMX_AUDIO_CodingG723",
4021        "OMX_AUDIO_CodingG726",
4022        "OMX_AUDIO_CodingG729",
4023        "OMX_AUDIO_CodingAAC",
4024        "OMX_AUDIO_CodingMP3",
4025        "OMX_AUDIO_CodingSBC",
4026        "OMX_AUDIO_CodingVORBIS",
4027        "OMX_AUDIO_CodingWMA",
4028        "OMX_AUDIO_CodingRA",
4029        "OMX_AUDIO_CodingMIDI",
4030    };
4031
4032    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4033
4034    if (type < 0 || (size_t)type >= numNames) {
4035        return "UNKNOWN";
4036    } else {
4037        return kNames[type];
4038    }
4039}
4040
4041static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4042    static const char *kNames[] = {
4043        "OMX_AUDIO_PCMModeLinear",
4044        "OMX_AUDIO_PCMModeALaw",
4045        "OMX_AUDIO_PCMModeMULaw",
4046    };
4047
4048    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4049
4050    if (type < 0 || (size_t)type >= numNames) {
4051        return "UNKNOWN";
4052    } else {
4053        return kNames[type];
4054    }
4055}
4056
4057static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4058    static const char *kNames[] = {
4059        "OMX_AUDIO_AMRBandModeUnused",
4060        "OMX_AUDIO_AMRBandModeNB0",
4061        "OMX_AUDIO_AMRBandModeNB1",
4062        "OMX_AUDIO_AMRBandModeNB2",
4063        "OMX_AUDIO_AMRBandModeNB3",
4064        "OMX_AUDIO_AMRBandModeNB4",
4065        "OMX_AUDIO_AMRBandModeNB5",
4066        "OMX_AUDIO_AMRBandModeNB6",
4067        "OMX_AUDIO_AMRBandModeNB7",
4068        "OMX_AUDIO_AMRBandModeWB0",
4069        "OMX_AUDIO_AMRBandModeWB1",
4070        "OMX_AUDIO_AMRBandModeWB2",
4071        "OMX_AUDIO_AMRBandModeWB3",
4072        "OMX_AUDIO_AMRBandModeWB4",
4073        "OMX_AUDIO_AMRBandModeWB5",
4074        "OMX_AUDIO_AMRBandModeWB6",
4075        "OMX_AUDIO_AMRBandModeWB7",
4076        "OMX_AUDIO_AMRBandModeWB8",
4077    };
4078
4079    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4080
4081    if (type < 0 || (size_t)type >= numNames) {
4082        return "UNKNOWN";
4083    } else {
4084        return kNames[type];
4085    }
4086}
4087
4088static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4089    static const char *kNames[] = {
4090        "OMX_AUDIO_AMRFrameFormatConformance",
4091        "OMX_AUDIO_AMRFrameFormatIF1",
4092        "OMX_AUDIO_AMRFrameFormatIF2",
4093        "OMX_AUDIO_AMRFrameFormatFSF",
4094        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4095        "OMX_AUDIO_AMRFrameFormatITU",
4096    };
4097
4098    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4099
4100    if (type < 0 || (size_t)type >= numNames) {
4101        return "UNKNOWN";
4102    } else {
4103        return kNames[type];
4104    }
4105}
4106
4107void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4108    OMX_PARAM_PORTDEFINITIONTYPE def;
4109    InitOMXParams(&def);
4110    def.nPortIndex = portIndex;
4111
4112    status_t err = mOMX->getParameter(
4113            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4114    CHECK_EQ(err, (status_t)OK);
4115
4116    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4117
4118    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4119          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4120
4121    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4122    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4123    printf("  nBufferSize = %ld\n", def.nBufferSize);
4124
4125    switch (def.eDomain) {
4126        case OMX_PortDomainImage:
4127        {
4128            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4129
4130            printf("\n");
4131            printf("  // Image\n");
4132            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4133            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4134            printf("  nStride = %ld\n", imageDef->nStride);
4135
4136            printf("  eCompressionFormat = %s\n",
4137                   imageCompressionFormatString(imageDef->eCompressionFormat));
4138
4139            printf("  eColorFormat = %s\n",
4140                   colorFormatString(imageDef->eColorFormat));
4141
4142            break;
4143        }
4144
4145        case OMX_PortDomainVideo:
4146        {
4147            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4148
4149            printf("\n");
4150            printf("  // Video\n");
4151            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4152            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4153            printf("  nStride = %ld\n", videoDef->nStride);
4154
4155            printf("  eCompressionFormat = %s\n",
4156                   videoCompressionFormatString(videoDef->eCompressionFormat));
4157
4158            printf("  eColorFormat = %s\n",
4159                   colorFormatString(videoDef->eColorFormat));
4160
4161            break;
4162        }
4163
4164        case OMX_PortDomainAudio:
4165        {
4166            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4167
4168            printf("\n");
4169            printf("  // Audio\n");
4170            printf("  eEncoding = %s\n",
4171                   audioCodingTypeString(audioDef->eEncoding));
4172
4173            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4174                OMX_AUDIO_PARAM_PCMMODETYPE params;
4175                InitOMXParams(&params);
4176                params.nPortIndex = portIndex;
4177
4178                err = mOMX->getParameter(
4179                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4180                CHECK_EQ(err, (status_t)OK);
4181
4182                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4183                printf("  nChannels = %ld\n", params.nChannels);
4184                printf("  bInterleaved = %d\n", params.bInterleaved);
4185                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4186
4187                printf("  eNumData = %s\n",
4188                       params.eNumData == OMX_NumericalDataSigned
4189                        ? "signed" : "unsigned");
4190
4191                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4192            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4193                OMX_AUDIO_PARAM_AMRTYPE amr;
4194                InitOMXParams(&amr);
4195                amr.nPortIndex = portIndex;
4196
4197                err = mOMX->getParameter(
4198                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4199                CHECK_EQ(err, (status_t)OK);
4200
4201                printf("  nChannels = %ld\n", amr.nChannels);
4202                printf("  eAMRBandMode = %s\n",
4203                        amrBandModeString(amr.eAMRBandMode));
4204                printf("  eAMRFrameFormat = %s\n",
4205                        amrFrameFormatString(amr.eAMRFrameFormat));
4206            }
4207
4208            break;
4209        }
4210
4211        default:
4212        {
4213            printf("  // Unknown\n");
4214            break;
4215        }
4216    }
4217
4218    printf("}\n");
4219}
4220
4221status_t OMXCodec::initNativeWindow() {
4222    // Enable use of a GraphicBuffer as the output for this node.  This must
4223    // happen before getting the IndexParamPortDefinition parameter because it
4224    // will affect the pixel format that the node reports.
4225    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4226    if (err != 0) {
4227        return err;
4228    }
4229
4230    return OK;
4231}
4232
4233void OMXCodec::initNativeWindowCrop() {
4234    int32_t left, top, right, bottom;
4235
4236    CHECK(mOutputFormat->findRect(
4237                        kKeyCropRect,
4238                        &left, &top, &right, &bottom));
4239
4240    android_native_rect_t crop;
4241    crop.left = left;
4242    crop.top = top;
4243    crop.right = right + 1;
4244    crop.bottom = bottom + 1;
4245
4246    // We'll ignore any errors here, if the surface is
4247    // already invalid, we'll know soon enough.
4248    native_window_set_crop(mNativeWindow.get(), &crop);
4249}
4250
4251void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4252    mOutputFormat = new MetaData;
4253    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4254    if (mIsEncoder) {
4255        int32_t timeScale;
4256        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4257            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4258        }
4259    }
4260
4261    OMX_PARAM_PORTDEFINITIONTYPE def;
4262    InitOMXParams(&def);
4263    def.nPortIndex = kPortIndexOutput;
4264
4265    status_t err = mOMX->getParameter(
4266            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4267    CHECK_EQ(err, (status_t)OK);
4268
4269    switch (def.eDomain) {
4270        case OMX_PortDomainImage:
4271        {
4272            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4273            CHECK_EQ((int)imageDef->eCompressionFormat,
4274                     (int)OMX_IMAGE_CodingUnused);
4275
4276            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4277            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4278            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4279            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4280            break;
4281        }
4282
4283        case OMX_PortDomainAudio:
4284        {
4285            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4286
4287            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4288                OMX_AUDIO_PARAM_PCMMODETYPE params;
4289                InitOMXParams(&params);
4290                params.nPortIndex = kPortIndexOutput;
4291
4292                err = mOMX->getParameter(
4293                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4294                CHECK_EQ(err, (status_t)OK);
4295
4296                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4297                CHECK_EQ(params.nBitPerSample, 16u);
4298                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4299
4300                int32_t numChannels, sampleRate;
4301                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4302                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4303
4304                if ((OMX_U32)numChannels != params.nChannels) {
4305                    ALOGV("Codec outputs a different number of channels than "
4306                         "the input stream contains (contains %d channels, "
4307                         "codec outputs %ld channels).",
4308                         numChannels, params.nChannels);
4309                }
4310
4311                if (sampleRate != (int32_t)params.nSamplingRate) {
4312                    ALOGV("Codec outputs at different sampling rate than "
4313                         "what the input stream contains (contains data at "
4314                         "%d Hz, codec outputs %lu Hz)",
4315                         sampleRate, params.nSamplingRate);
4316                }
4317
4318                mOutputFormat->setCString(
4319                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4320
4321                // Use the codec-advertised number of channels, as some
4322                // codecs appear to output stereo even if the input data is
4323                // mono. If we know the codec lies about this information,
4324                // use the actual number of channels instead.
4325                mOutputFormat->setInt32(
4326                        kKeyChannelCount,
4327                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4328                            ? numChannels : params.nChannels);
4329
4330                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4331            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4332                OMX_AUDIO_PARAM_AMRTYPE amr;
4333                InitOMXParams(&amr);
4334                amr.nPortIndex = kPortIndexOutput;
4335
4336                err = mOMX->getParameter(
4337                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4338                CHECK_EQ(err, (status_t)OK);
4339
4340                CHECK_EQ(amr.nChannels, 1u);
4341                mOutputFormat->setInt32(kKeyChannelCount, 1);
4342
4343                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4344                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4345                    mOutputFormat->setCString(
4346                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4347                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4348                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4349                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4350                    mOutputFormat->setCString(
4351                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4352                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4353                } else {
4354                    CHECK(!"Unknown AMR band mode.");
4355                }
4356            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4357                mOutputFormat->setCString(
4358                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4359                int32_t numChannels, sampleRate, bitRate;
4360                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4361                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4362                inputFormat->findInt32(kKeyBitRate, &bitRate);
4363                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4364                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4365                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4366            } else {
4367                CHECK(!"Should not be here. Unknown audio encoding.");
4368            }
4369            break;
4370        }
4371
4372        case OMX_PortDomainVideo:
4373        {
4374            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4375
4376            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4377                mOutputFormat->setCString(
4378                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4379            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4380                mOutputFormat->setCString(
4381                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4382            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4383                mOutputFormat->setCString(
4384                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4385            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4386                mOutputFormat->setCString(
4387                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4388            } else {
4389                CHECK(!"Unknown compression format.");
4390            }
4391
4392            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4393            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4394            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4395
4396            if (!mIsEncoder) {
4397                OMX_CONFIG_RECTTYPE rect;
4398                InitOMXParams(&rect);
4399                rect.nPortIndex = kPortIndexOutput;
4400                status_t err =
4401                        mOMX->getConfig(
4402                            mNode, OMX_IndexConfigCommonOutputCrop,
4403                            &rect, sizeof(rect));
4404
4405                CODEC_LOGI(
4406                        "video dimensions are %ld x %ld",
4407                        video_def->nFrameWidth, video_def->nFrameHeight);
4408
4409                if (err == OK) {
4410                    CHECK_GE(rect.nLeft, 0);
4411                    CHECK_GE(rect.nTop, 0);
4412                    CHECK_GE(rect.nWidth, 0u);
4413                    CHECK_GE(rect.nHeight, 0u);
4414                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4415                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4416
4417                    mOutputFormat->setRect(
4418                            kKeyCropRect,
4419                            rect.nLeft,
4420                            rect.nTop,
4421                            rect.nLeft + rect.nWidth - 1,
4422                            rect.nTop + rect.nHeight - 1);
4423
4424                    CODEC_LOGI(
4425                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4426                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4427                } else {
4428                    mOutputFormat->setRect(
4429                            kKeyCropRect,
4430                            0, 0,
4431                            video_def->nFrameWidth - 1,
4432                            video_def->nFrameHeight - 1);
4433                }
4434
4435                if (mNativeWindow != NULL) {
4436                     initNativeWindowCrop();
4437                }
4438            }
4439            break;
4440        }
4441
4442        default:
4443        {
4444            CHECK(!"should not be here, neither audio nor video.");
4445            break;
4446        }
4447    }
4448
4449    // If the input format contains rotation information, flag the output
4450    // format accordingly.
4451
4452    int32_t rotationDegrees;
4453    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4454        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4455    }
4456}
4457
4458status_t OMXCodec::pause() {
4459    Mutex::Autolock autoLock(mLock);
4460
4461    mPaused = true;
4462
4463    return OK;
4464}
4465
4466////////////////////////////////////////////////////////////////////////////////
4467
4468status_t QueryCodecs(
4469        const sp<IOMX> &omx,
4470        const char *mime, bool queryDecoders, bool hwCodecOnly,
4471        Vector<CodecCapabilities> *results) {
4472    Vector<String8> matchingCodecs;
4473    results->clear();
4474
4475    OMXCodec::findMatchingCodecs(mime,
4476            !queryDecoders /*createEncoder*/,
4477            NULL /*matchComponentName*/,
4478            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4479            &matchingCodecs);
4480
4481    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4482        const char *componentName = matchingCodecs.itemAt(c).string();
4483
4484        if (strncmp(componentName, "OMX.", 4)) {
4485            // Not an OpenMax component but a software codec.
4486
4487            results->push();
4488            CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4489            caps->mComponentName = componentName;
4490            continue;
4491        }
4492
4493        sp<OMXCodecObserver> observer = new OMXCodecObserver;
4494        IOMX::node_id node;
4495        status_t err = omx->allocateNode(componentName, observer, &node);
4496
4497        if (err != OK) {
4498            continue;
4499        }
4500
4501        OMXCodec::setComponentRole(omx, node, !queryDecoders, mime);
4502
4503        results->push();
4504        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4505        caps->mComponentName = componentName;
4506
4507        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4508        InitOMXParams(&param);
4509
4510        param.nPortIndex = queryDecoders ? 0 : 1;
4511
4512        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4513            err = omx->getParameter(
4514                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
4515                    &param, sizeof(param));
4516
4517            if (err != OK) {
4518                break;
4519            }
4520
4521            CodecProfileLevel profileLevel;
4522            profileLevel.mProfile = param.eProfile;
4523            profileLevel.mLevel = param.eLevel;
4524
4525            caps->mProfileLevels.push(profileLevel);
4526        }
4527
4528        // Color format query
4529        OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4530        InitOMXParams(&portFormat);
4531        portFormat.nPortIndex = queryDecoders ? 1 : 0;
4532        for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4533            err = omx->getParameter(
4534                    node, OMX_IndexParamVideoPortFormat,
4535                    &portFormat, sizeof(portFormat));
4536            if (err != OK) {
4537                break;
4538            }
4539            caps->mColorFormats.push(portFormat.eColorFormat);
4540        }
4541
4542        CHECK_EQ(omx->freeNode(node), (status_t)OK);
4543    }
4544
4545    return OK;
4546}
4547
4548status_t QueryCodecs(
4549        const sp<IOMX> &omx,
4550        const char *mimeType, bool queryDecoders,
4551        Vector<CodecCapabilities> *results) {
4552    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4553}
4554
4555void OMXCodec::restorePatchedDataPointer(BufferInfo *info) {
4556    CHECK(mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames));
4557    CHECK(mOMXLivesLocally);
4558
4559    OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *)info->mBuffer;
4560    header->pBuffer = (OMX_U8 *)info->mData;
4561}
4562
4563}  // namespace android
4564