StagefrightMetadataRetriever.cpp revision ee35aff74494e6c0b718e219427af6a6c573b928
153a76bd0c918082847e52570c307ed3ba325992dAndreas Huber/* 2aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber * Copyright (C) 2009 The Android Open Source Project 3aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber * 4aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 5aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber * you may not use this file except in compliance with the License. 6aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber * You may obtain a copy of the License at 7aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber * 8aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 9aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber * 10aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber * Unless required by applicable law or agreed to in writing, software 11aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 12aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber * See the License for the specific language governing permissions and 14aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber * limitations under the License. 15aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber */ 1653a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 1753a76bd0c918082847e52570c307ed3ba325992dAndreas Huber//#define LOG_NDEBUG 0 1853a76bd0c918082847e52570c307ed3ba325992dAndreas Huber#define LOG_TAG "StagefrightMetadataRetriever" 1953a76bd0c918082847e52570c307ed3ba325992dAndreas Huber#include <utils/Log.h> 2053a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 21e4a838051de5e56f44c71117073a035b804b5d04Andreas Huber#include "include/StagefrightMetadataRetriever.h" 2253a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 2353a76bd0c918082847e52570c307ed3ba325992dAndreas Huber#include <media/stagefright/ColorConverter.h> 2453a76bd0c918082847e52570c307ed3ba325992dAndreas Huber#include <media/stagefright/DataSource.h> 2527366fc9540cb642ee4856957dabffe7ddf1f901Andreas Huber#include <media/stagefright/FileSource.h> 2653a76bd0c918082847e52570c307ed3ba325992dAndreas Huber#include <media/stagefright/MediaDebug.h> 2753a76bd0c918082847e52570c307ed3ba325992dAndreas Huber#include <media/stagefright/MediaExtractor.h> 2853a76bd0c918082847e52570c307ed3ba325992dAndreas Huber#include <media/stagefright/MetaData.h> 2953a76bd0c918082847e52570c307ed3ba325992dAndreas Huber#include <media/stagefright/OMXCodec.h> 3053a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 3153a76bd0c918082847e52570c307ed3ba325992dAndreas Hubernamespace android { 3253a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 33aee3c6394a367abf283936cb8b8bd85ed028c050Andreas HuberStagefrightMetadataRetriever::StagefrightMetadataRetriever() 34aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber : mParsedMetaData(false), 35aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mAlbumArt(NULL) { 3653a76bd0c918082847e52570c307ed3ba325992dAndreas Huber LOGV("StagefrightMetadataRetriever()"); 3753a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 3853a76bd0c918082847e52570c307ed3ba325992dAndreas Huber DataSource::RegisterDefaultSniffers(); 3953a76bd0c918082847e52570c307ed3ba325992dAndreas Huber CHECK_EQ(mClient.connect(), OK); 4053a76bd0c918082847e52570c307ed3ba325992dAndreas Huber} 4153a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 4253a76bd0c918082847e52570c307ed3ba325992dAndreas HuberStagefrightMetadataRetriever::~StagefrightMetadataRetriever() { 4353a76bd0c918082847e52570c307ed3ba325992dAndreas Huber LOGV("~StagefrightMetadataRetriever()"); 44aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 45aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber delete mAlbumArt; 46aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mAlbumArt = NULL; 47aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 4853a76bd0c918082847e52570c307ed3ba325992dAndreas Huber mClient.disconnect(); 4953a76bd0c918082847e52570c307ed3ba325992dAndreas Huber} 5053a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 5153a76bd0c918082847e52570c307ed3ba325992dAndreas Huberstatus_t StagefrightMetadataRetriever::setDataSource(const char *uri) { 5253a76bd0c918082847e52570c307ed3ba325992dAndreas Huber LOGV("setDataSource(%s)", uri); 5353a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 54aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mParsedMetaData = false; 55aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mMetaData.clear(); 56aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber delete mAlbumArt; 57aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mAlbumArt = NULL; 58aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 59aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mSource = DataSource::CreateFromURI(uri); 60aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 61aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber if (mSource == NULL) { 62aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber return UNKNOWN_ERROR; 63aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 64aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 65aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mExtractor = MediaExtractor::Create(mSource); 66aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 67aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber if (mExtractor == NULL) { 68aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mSource.clear(); 6953a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 70aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber return UNKNOWN_ERROR; 71aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 72aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 73aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber return OK; 7453a76bd0c918082847e52570c307ed3ba325992dAndreas Huber} 7553a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 76aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber// Warning caller retains ownership of the filedescriptor! Dup it if necessary. 7753a76bd0c918082847e52570c307ed3ba325992dAndreas Huberstatus_t StagefrightMetadataRetriever::setDataSource( 7853a76bd0c918082847e52570c307ed3ba325992dAndreas Huber int fd, int64_t offset, int64_t length) { 79aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber fd = dup(fd); 80aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 8153a76bd0c918082847e52570c307ed3ba325992dAndreas Huber LOGV("setDataSource(%d, %lld, %lld)", fd, offset, length); 8253a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 83aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mParsedMetaData = false; 84aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mMetaData.clear(); 85aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber delete mAlbumArt; 86aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mAlbumArt = NULL; 87aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 88aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mSource = new FileSource(fd, offset, length); 89aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 90aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber status_t err; 91aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber if ((err = mSource->initCheck()) != OK) { 92aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mSource.clear(); 93aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 94aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber return err; 95aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 96aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 97aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mExtractor = MediaExtractor::Create(mSource); 98aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 99aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber if (mExtractor == NULL) { 100aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mSource.clear(); 101aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 102aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber return UNKNOWN_ERROR; 103aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 10453a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 10553a76bd0c918082847e52570c307ed3ba325992dAndreas Huber return OK; 10653a76bd0c918082847e52570c307ed3ba325992dAndreas Huber} 10753a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 1080ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huberstatic VideoFrame *extractVideoFrameWithCodecFlags( 1090ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber OMXClient *client, 1100ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber const sp<MetaData> &trackMeta, 111faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong const sp<MediaSource> &source, 112faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong uint32_t flags, 113faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong int64_t frameTimeUs, 114faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong int seekMode) { 11553a76bd0c918082847e52570c307ed3ba325992dAndreas Huber sp<MediaSource> decoder = 11653a76bd0c918082847e52570c307ed3ba325992dAndreas Huber OMXCodec::Create( 1170ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber client->interface(), source->getFormat(), false, source, 1185a40e394f1e6b0511542e171eaf4c3e5927efc13Andreas Huber NULL, flags | OMXCodec::kClientNeedsFramebuffer); 11953a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 12053a76bd0c918082847e52570c307ed3ba325992dAndreas Huber if (decoder.get() == NULL) { 121ad28543022101d0b01845e3f53dcd57e524816efAndreas Huber LOGV("unable to instantiate video decoder."); 12253a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 12353a76bd0c918082847e52570c307ed3ba325992dAndreas Huber return NULL; 12453a76bd0c918082847e52570c307ed3ba325992dAndreas Huber } 12553a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 1261919e5af3d8eb8bcf08e50efae2e79eaf065cf6bAndreas Huber status_t err = decoder->start(); 1271919e5af3d8eb8bcf08e50efae2e79eaf065cf6bAndreas Huber if (err != OK) { 1281919e5af3d8eb8bcf08e50efae2e79eaf065cf6bAndreas Huber LOGW("OMXCodec::start returned error %d (0x%08x)\n", err, err); 1291919e5af3d8eb8bcf08e50efae2e79eaf065cf6bAndreas Huber return NULL; 1301919e5af3d8eb8bcf08e50efae2e79eaf065cf6bAndreas Huber } 13153a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 132f68c168d366e8aad58454917f96344398a02efd8Andreas Huber // Read one output buffer, ignore format change notifications 133f68c168d366e8aad58454917f96344398a02efd8Andreas Huber // and spurious empty buffers. 134f68c168d366e8aad58454917f96344398a02efd8Andreas Huber 135e981c33446a98d5ccc0d73c1a840696d77cf0732Andreas Huber MediaSource::ReadOptions options; 136faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong if (seekMode < MediaSource::ReadOptions::SEEK_PREVIOUS_SYNC || 137faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong seekMode > MediaSource::ReadOptions::SEEK_CLOSEST) { 138faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong 139faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong LOGE("Unknown seek mode: %d", seekMode); 140faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong return NULL; 141faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong } 142faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong 143faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong MediaSource::ReadOptions::SeekMode mode = 144faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong static_cast<MediaSource::ReadOptions::SeekMode>(seekMode); 145faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong 146e981c33446a98d5ccc0d73c1a840696d77cf0732Andreas Huber int64_t thumbNailTime; 147b1d49ded620fc9c80f793f32742bf1fef0281271Andreas Huber if (frameTimeUs < 0) { 148b1d49ded620fc9c80f793f32742bf1fef0281271Andreas Huber if (!trackMeta->findInt64(kKeyThumbnailTime, &thumbNailTime)) { 149b1d49ded620fc9c80f793f32742bf1fef0281271Andreas Huber thumbNailTime = 0; 150b1d49ded620fc9c80f793f32742bf1fef0281271Andreas Huber } 151faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong options.setSeekTo(thumbNailTime, mode); 1520ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber } else { 1530ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber thumbNailTime = -1; 154faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong options.setSeekTo(frameTimeUs, mode); 155e981c33446a98d5ccc0d73c1a840696d77cf0732Andreas Huber } 156e981c33446a98d5ccc0d73c1a840696d77cf0732Andreas Huber 157f68c168d366e8aad58454917f96344398a02efd8Andreas Huber MediaBuffer *buffer = NULL; 158cfd55579c2e20514b181809dfaf30bd6f7e04c7eAndreas Huber do { 159f68c168d366e8aad58454917f96344398a02efd8Andreas Huber if (buffer != NULL) { 160f68c168d366e8aad58454917f96344398a02efd8Andreas Huber buffer->release(); 161f68c168d366e8aad58454917f96344398a02efd8Andreas Huber buffer = NULL; 162f68c168d366e8aad58454917f96344398a02efd8Andreas Huber } 163e981c33446a98d5ccc0d73c1a840696d77cf0732Andreas Huber err = decoder->read(&buffer, &options); 164e981c33446a98d5ccc0d73c1a840696d77cf0732Andreas Huber options.clearSeekTo(); 165f68c168d366e8aad58454917f96344398a02efd8Andreas Huber } while (err == INFO_FORMAT_CHANGED 166f68c168d366e8aad58454917f96344398a02efd8Andreas Huber || (buffer != NULL && buffer->range_length() == 0)); 16753a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 16853a76bd0c918082847e52570c307ed3ba325992dAndreas Huber if (err != OK) { 16953a76bd0c918082847e52570c307ed3ba325992dAndreas Huber CHECK_EQ(buffer, NULL); 17053a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 171ad28543022101d0b01845e3f53dcd57e524816efAndreas Huber LOGV("decoding frame failed."); 17253a76bd0c918082847e52570c307ed3ba325992dAndreas Huber decoder->stop(); 17353a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 17453a76bd0c918082847e52570c307ed3ba325992dAndreas Huber return NULL; 17553a76bd0c918082847e52570c307ed3ba325992dAndreas Huber } 17653a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 177ad28543022101d0b01845e3f53dcd57e524816efAndreas Huber LOGV("successfully decoded video frame."); 17853a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 1791e1941638398e5e3e1d7b9ad88e66f574576bcfaAndreas Huber int32_t unreadable; 1801e1941638398e5e3e1d7b9ad88e66f574576bcfaAndreas Huber if (buffer->meta_data()->findInt32(kKeyIsUnreadable, &unreadable) 1811e1941638398e5e3e1d7b9ad88e66f574576bcfaAndreas Huber && unreadable != 0) { 1821e1941638398e5e3e1d7b9ad88e66f574576bcfaAndreas Huber LOGV("video frame is unreadable, decoder does not give us access " 1831e1941638398e5e3e1d7b9ad88e66f574576bcfaAndreas Huber "to the video data."); 1841e1941638398e5e3e1d7b9ad88e66f574576bcfaAndreas Huber 1851e1941638398e5e3e1d7b9ad88e66f574576bcfaAndreas Huber buffer->release(); 1861e1941638398e5e3e1d7b9ad88e66f574576bcfaAndreas Huber buffer = NULL; 1871e1941638398e5e3e1d7b9ad88e66f574576bcfaAndreas Huber 1881e1941638398e5e3e1d7b9ad88e66f574576bcfaAndreas Huber decoder->stop(); 1891e1941638398e5e3e1d7b9ad88e66f574576bcfaAndreas Huber 1901e1941638398e5e3e1d7b9ad88e66f574576bcfaAndreas Huber return NULL; 1911e1941638398e5e3e1d7b9ad88e66f574576bcfaAndreas Huber } 1921e1941638398e5e3e1d7b9ad88e66f574576bcfaAndreas Huber 1930ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber int64_t timeUs; 1940ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber CHECK(buffer->meta_data()->findInt64(kKeyTime, &timeUs)); 1950ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber if (thumbNailTime >= 0) { 1960ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber if (timeUs != thumbNailTime) { 1970ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber const char *mime; 1980ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber CHECK(trackMeta->findCString(kKeyMIMEType, &mime)); 1990ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 2000ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber LOGV("thumbNailTime = %lld us, timeUs = %lld us, mime = %s", 2010ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber thumbNailTime, timeUs, mime); 2020ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber } 2030ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber } 2040ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 2050ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber sp<MetaData> meta = decoder->getFormat(); 20653a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 20753a76bd0c918082847e52570c307ed3ba325992dAndreas Huber int32_t width, height; 20853a76bd0c918082847e52570c307ed3ba325992dAndreas Huber CHECK(meta->findInt32(kKeyWidth, &width)); 20953a76bd0c918082847e52570c307ed3ba325992dAndreas Huber CHECK(meta->findInt32(kKeyHeight, &height)); 21053a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 2111bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber int32_t crop_left, crop_top, crop_right, crop_bottom; 2121bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber if (!meta->findRect( 2131bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber kKeyCropRect, 2141bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber &crop_left, &crop_top, &crop_right, &crop_bottom)) { 2151bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber crop_left = crop_top = 0; 2161bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber crop_right = width - 1; 2171bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber crop_bottom = height - 1; 2181bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber } 2191bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber 22053ebc72fd83f83bb5536d5917390aae03b7f5cadJames Dong int32_t rotationAngle; 22153ebc72fd83f83bb5536d5917390aae03b7f5cadJames Dong if (!trackMeta->findInt32(kKeyRotation, &rotationAngle)) { 22253ebc72fd83f83bb5536d5917390aae03b7f5cadJames Dong rotationAngle = 0; // By default, no rotation 22353ebc72fd83f83bb5536d5917390aae03b7f5cadJames Dong } 22453ebc72fd83f83bb5536d5917390aae03b7f5cadJames Dong 22553a76bd0c918082847e52570c307ed3ba325992dAndreas Huber VideoFrame *frame = new VideoFrame; 2261bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber frame->mWidth = crop_right - crop_left + 1; 2271bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber frame->mHeight = crop_bottom - crop_top + 1; 2281bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber frame->mDisplayWidth = frame->mWidth; 2291bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber frame->mDisplayHeight = frame->mHeight; 2301bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber frame->mSize = frame->mWidth * frame->mHeight * 2; 23153a76bd0c918082847e52570c307ed3ba325992dAndreas Huber frame->mData = new uint8_t[frame->mSize]; 23253ebc72fd83f83bb5536d5917390aae03b7f5cadJames Dong frame->mRotationAngle = rotationAngle; 23353a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 23453a76bd0c918082847e52570c307ed3ba325992dAndreas Huber int32_t srcFormat; 23553a76bd0c918082847e52570c307ed3ba325992dAndreas Huber CHECK(meta->findInt32(kKeyColorFormat, &srcFormat)); 23653a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 23753a76bd0c918082847e52570c307ed3ba325992dAndreas Huber ColorConverter converter( 23853a76bd0c918082847e52570c307ed3ba325992dAndreas Huber (OMX_COLOR_FORMATTYPE)srcFormat, OMX_COLOR_Format16bitRGB565); 23953a76bd0c918082847e52570c307ed3ba325992dAndreas Huber CHECK(converter.isValid()); 24053a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 241c0dbe3a4457020bdba6ce311d383faecb7950a90Andreas Huber err = converter.convert( 24253a76bd0c918082847e52570c307ed3ba325992dAndreas Huber (const uint8_t *)buffer->data() + buffer->range_offset(), 2431bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber width, height, 2441bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber crop_left, crop_top, crop_right, crop_bottom, 2451bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber frame->mData, 2461bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber frame->mWidth, 2471bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber frame->mHeight, 2481bb0ffd0981bec26f906bc62d449e136111af4f8Andreas Huber 0, 0, frame->mWidth - 1, frame->mHeight - 1); 24953a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 25053a76bd0c918082847e52570c307ed3ba325992dAndreas Huber buffer->release(); 25153a76bd0c918082847e52570c307ed3ba325992dAndreas Huber buffer = NULL; 25253a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 25353a76bd0c918082847e52570c307ed3ba325992dAndreas Huber decoder->stop(); 25453a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 255c0dbe3a4457020bdba6ce311d383faecb7950a90Andreas Huber if (err != OK) { 256c0dbe3a4457020bdba6ce311d383faecb7950a90Andreas Huber LOGE("Colorconverter failed to convert frame."); 257c0dbe3a4457020bdba6ce311d383faecb7950a90Andreas Huber 258c0dbe3a4457020bdba6ce311d383faecb7950a90Andreas Huber delete frame; 259c0dbe3a4457020bdba6ce311d383faecb7950a90Andreas Huber frame = NULL; 260c0dbe3a4457020bdba6ce311d383faecb7950a90Andreas Huber } 261c0dbe3a4457020bdba6ce311d383faecb7950a90Andreas Huber 26253a76bd0c918082847e52570c307ed3ba325992dAndreas Huber return frame; 26353a76bd0c918082847e52570c307ed3ba325992dAndreas Huber} 26453a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 265faf09ba9405ff019b5ca7e2317debe4ff269d4f8James DongVideoFrame *StagefrightMetadataRetriever::getFrameAtTime( 266faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong int64_t timeUs, int option) { 2670ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 268faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong LOGV("getFrameAtTime: %lld us option: %d", timeUs, option); 269e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber if (0 == (mMode & METADATA_MODE_FRAME_CAPTURE_ONLY)) { 2706e77de71ac6d23b6591028d04e1f2a4b5fc14d94James Dong LOGV("getFrameAtTime disabled by mode (0x%08x)", mMode); 271e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber 272e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber return NULL; 273e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber } 274e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber 2750ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber if (mExtractor.get() == NULL) { 2760ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber LOGV("no extractor."); 2770ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber return NULL; 2780ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber } 2790ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 2800ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber size_t n = mExtractor->countTracks(); 2810ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber size_t i; 2820ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber for (i = 0; i < n; ++i) { 2830ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber sp<MetaData> meta = mExtractor->getTrackMetaData(i); 2840ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 2850ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber const char *mime; 2860ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber CHECK(meta->findCString(kKeyMIMEType, &mime)); 2870ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 2880ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber if (!strncasecmp(mime, "video/", 6)) { 2890ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber break; 2900ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber } 2910ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber } 2920ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 2930ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber if (i == n) { 2940ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber LOGV("no video track found."); 2950ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber return NULL; 2960ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber } 2970ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 2980ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber sp<MetaData> trackMeta = mExtractor->getTrackMetaData( 2990ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber i, MediaExtractor::kIncludeExtensiveMetaData); 3000ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 3010ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber sp<MediaSource> source = mExtractor->getTrack(i); 3020ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 3030ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber if (source.get() == NULL) { 3040ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber LOGV("unable to instantiate video track."); 3050ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber return NULL; 3060ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber } 3070ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 3080ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber VideoFrame *frame = 3090ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber extractVideoFrameWithCodecFlags( 310faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong &mClient, trackMeta, source, OMXCodec::kPreferSoftwareCodecs, 311faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong timeUs, option); 3120ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 3130ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber if (frame == NULL) { 3140ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber LOGV("Software decoder failed to extract thumbnail, " 3150ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber "trying hardware decoder."); 3160ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 317faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong frame = extractVideoFrameWithCodecFlags(&mClient, trackMeta, source, 0, 318faf09ba9405ff019b5ca7e2317debe4ff269d4f8James Dong timeUs, option); 3190ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber } 3200ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 3210ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber return frame; 3220ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber} 3230ffc90f6edd5f09a49e2f97351723ef1e1a3128aAndreas Huber 32453a76bd0c918082847e52570c307ed3ba325992dAndreas HuberMediaAlbumArt *StagefrightMetadataRetriever::extractAlbumArt() { 32553a76bd0c918082847e52570c307ed3ba325992dAndreas Huber LOGV("extractAlbumArt (extractor: %s)", mExtractor.get() != NULL ? "YES" : "NO"); 32653a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 327e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber if (0 == (mMode & METADATA_MODE_METADATA_RETRIEVAL_ONLY)) { 328e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber LOGV("extractAlbumArt/metadata retrieval disabled by mode"); 329e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber 330e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber return NULL; 331e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber } 332e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber 333aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber if (mExtractor == NULL) { 334aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber return NULL; 335aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 336aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 337aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber if (!mParsedMetaData) { 338aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber parseMetaData(); 339aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 340aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mParsedMetaData = true; 341aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 342aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 343aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber if (mAlbumArt) { 344aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber return new MediaAlbumArt(*mAlbumArt); 345aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 346aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 34753a76bd0c918082847e52570c307ed3ba325992dAndreas Huber return NULL; 34853a76bd0c918082847e52570c307ed3ba325992dAndreas Huber} 34953a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 35053a76bd0c918082847e52570c307ed3ba325992dAndreas Huberconst char *StagefrightMetadataRetriever::extractMetadata(int keyCode) { 351e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber if (0 == (mMode & METADATA_MODE_METADATA_RETRIEVAL_ONLY)) { 352e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber LOGV("extractAlbumArt/metadata retrieval disabled by mode"); 353e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber 354e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber return NULL; 355e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber } 356e3452d3fe1da014a6db9a326df08230e0d5339ecAndreas Huber 357aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber if (mExtractor == NULL) { 358aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber return NULL; 359aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 360aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 361aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber if (!mParsedMetaData) { 362aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber parseMetaData(); 363aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 364aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mParsedMetaData = true; 365aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 366aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 367aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber ssize_t index = mMetaData.indexOfKey(keyCode); 368aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 369aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber if (index < 0) { 370aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber return NULL; 371aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 372aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 373aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber return strdup(mMetaData.valueAt(index).string()); 37453a76bd0c918082847e52570c307ed3ba325992dAndreas Huber} 37553a76bd0c918082847e52570c307ed3ba325992dAndreas Huber 376aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Hubervoid StagefrightMetadataRetriever::parseMetaData() { 377aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber sp<MetaData> meta = mExtractor->getMetaData(); 378aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 379aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber struct Map { 380aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber int from; 381aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber int to; 382aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber }; 383aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber static const Map kMap[] = { 3841cb02bf661807ffc6525dcc13e16d7ce027bef00Andreas Huber { kKeyMIMEType, METADATA_KEY_MIMETYPE }, 3853a3656ce8a34bf4a17e806c1db1073848de2728fAndreas Huber { kKeyCDTrackNumber, METADATA_KEY_CD_TRACK_NUMBER }, 386655306f8a80b3e9fc52daf458ef319a8ed8c564cMarco Nelissen { kKeyDiscNumber, METADATA_KEY_DISC_NUMBER }, 387aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber { kKeyAlbum, METADATA_KEY_ALBUM }, 388aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber { kKeyArtist, METADATA_KEY_ARTIST }, 389c5d5ee34d7c1026ca8d5cd8b186e5a73c5230247Marco Nelissen { kKeyAlbumArtist, METADATA_KEY_ALBUMARTIST }, 3903a3656ce8a34bf4a17e806c1db1073848de2728fAndreas Huber { kKeyAuthor, METADATA_KEY_AUTHOR }, 391aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber { kKeyComposer, METADATA_KEY_COMPOSER }, 3923a3656ce8a34bf4a17e806c1db1073848de2728fAndreas Huber { kKeyDate, METADATA_KEY_DATE }, 393aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber { kKeyGenre, METADATA_KEY_GENRE }, 394aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber { kKeyTitle, METADATA_KEY_TITLE }, 395aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber { kKeyYear, METADATA_KEY_YEAR }, 396c2c9dd32511b555c637b8cadb8091eaa6088f92bAndreas Huber { kKeyWriter, METADATA_KEY_WRITER }, 397ee35aff74494e6c0b718e219427af6a6c573b928Marco Nelissen { kKeyCompilation, METADATA_KEY_COMPILATION }, 398aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber }; 399aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber static const size_t kNumMapEntries = sizeof(kMap) / sizeof(kMap[0]); 400aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 401aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber for (size_t i = 0; i < kNumMapEntries; ++i) { 402aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber const char *value; 403aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber if (meta->findCString(kMap[i].from, &value)) { 404aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mMetaData.add(kMap[i].to, String8(value)); 405aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 406aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 407aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 408aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber const void *data; 409aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber uint32_t type; 410aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber size_t dataSize; 411aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber if (meta->findData(kKeyAlbumArt, &type, &data, &dataSize)) { 412aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mAlbumArt = new MediaAlbumArt; 413aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mAlbumArt->mSize = dataSize; 414aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mAlbumArt->mData = new uint8_t[dataSize]; 415aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber memcpy(mAlbumArt->mData, data, dataSize); 416aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 417aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 4183a3656ce8a34bf4a17e806c1db1073848de2728fAndreas Huber size_t numTracks = mExtractor->countTracks(); 4193a3656ce8a34bf4a17e806c1db1073848de2728fAndreas Huber 4203a3656ce8a34bf4a17e806c1db1073848de2728fAndreas Huber char tmp[32]; 4213a3656ce8a34bf4a17e806c1db1073848de2728fAndreas Huber sprintf(tmp, "%d", numTracks); 4223a3656ce8a34bf4a17e806c1db1073848de2728fAndreas Huber 4233a3656ce8a34bf4a17e806c1db1073848de2728fAndreas Huber mMetaData.add(METADATA_KEY_NUM_TRACKS, String8(tmp)); 4243a3656ce8a34bf4a17e806c1db1073848de2728fAndreas Huber 425aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber // The overall duration is the duration of the longest track. 426aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber int64_t maxDurationUs = 0; 4273a3656ce8a34bf4a17e806c1db1073848de2728fAndreas Huber for (size_t i = 0; i < numTracks; ++i) { 428aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber sp<MetaData> trackMeta = mExtractor->getTrackMetaData(i); 429aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 430aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber int64_t durationUs; 431aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber if (trackMeta->findInt64(kKeyDuration, &durationUs)) { 432aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber if (durationUs > maxDurationUs) { 433aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber maxDurationUs = durationUs; 434aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 435aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 436aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber } 437aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 438aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber // The duration value is a string representing the duration in ms. 439aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber sprintf(tmp, "%lld", (maxDurationUs + 500) / 1000); 440aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber mMetaData.add(METADATA_KEY_DURATION, String8(tmp)); 441072f5247ef893e683728263a540bb93daafda376Andreas Huber 442072f5247ef893e683728263a540bb93daafda376Andreas Huber if (numTracks == 1) { 443072f5247ef893e683728263a540bb93daafda376Andreas Huber const char *fileMIME; 444072f5247ef893e683728263a540bb93daafda376Andreas Huber CHECK(meta->findCString(kKeyMIMEType, &fileMIME)); 445072f5247ef893e683728263a540bb93daafda376Andreas Huber 446072f5247ef893e683728263a540bb93daafda376Andreas Huber if (!strcasecmp(fileMIME, "video/x-matroska")) { 447072f5247ef893e683728263a540bb93daafda376Andreas Huber sp<MetaData> trackMeta = mExtractor->getTrackMetaData(0); 448072f5247ef893e683728263a540bb93daafda376Andreas Huber const char *trackMIME; 449072f5247ef893e683728263a540bb93daafda376Andreas Huber CHECK(trackMeta->findCString(kKeyMIMEType, &trackMIME)); 450072f5247ef893e683728263a540bb93daafda376Andreas Huber 451072f5247ef893e683728263a540bb93daafda376Andreas Huber if (!strncasecmp("audio/", trackMIME, 6)) { 452072f5247ef893e683728263a540bb93daafda376Andreas Huber // The matroska file only contains a single audio track, 453072f5247ef893e683728263a540bb93daafda376Andreas Huber // rewrite its mime type. 454072f5247ef893e683728263a540bb93daafda376Andreas Huber mMetaData.add( 455072f5247ef893e683728263a540bb93daafda376Andreas Huber METADATA_KEY_MIMETYPE, String8("audio/x-matroska")); 456072f5247ef893e683728263a540bb93daafda376Andreas Huber } 457072f5247ef893e683728263a540bb93daafda376Andreas Huber } 458072f5247ef893e683728263a540bb93daafda376Andreas Huber } 459aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber} 460aee3c6394a367abf283936cb8b8bd85ed028c050Andreas Huber 46153a76bd0c918082847e52570c307ed3ba325992dAndreas Huber} // namespace android 462