diff options
| -rw-r--r-- | include/media/mediametadataretriever.h | 6 | ||||
| -rw-r--r-- | media/libstagefright/StagefrightMetadataRetriever.cpp | 49 |
2 files changed, 55 insertions, 0 deletions
diff --git a/include/media/mediametadataretriever.h b/include/media/mediametadataretriever.h index e905006..a5cb949 100644 --- a/include/media/mediametadataretriever.h +++ b/include/media/mediametadataretriever.h @@ -47,6 +47,12 @@ enum { METADATA_KEY_ALBUMARTIST = 13, METADATA_KEY_DISC_NUMBER = 14, METADATA_KEY_COMPILATION = 15, + METADATA_KEY_HAS_AUDIO = 16, + METADATA_KEY_HAS_VIDEO = 17, + METADATA_KEY_VIDEO_WIDTH = 18, + METADATA_KEY_VIDEO_HEIGHT = 19, + METADATA_KEY_BITRATE = 20, + // Add more here... }; diff --git a/media/libstagefright/StagefrightMetadataRetriever.cpp b/media/libstagefright/StagefrightMetadataRetriever.cpp index ea3b801..c371cd0 100644 --- a/media/libstagefright/StagefrightMetadataRetriever.cpp +++ b/media/libstagefright/StagefrightMetadataRetriever.cpp @@ -411,6 +411,12 @@ void StagefrightMetadataRetriever::parseMetaData() { mMetaData.add(METADATA_KEY_NUM_TRACKS, String8(tmp)); + bool hasAudio = false; + bool hasVideo = false; + int32_t videoWidth = -1; + int32_t videoHeight = -1; + int32_t audioBitrate = -1; + // The overall duration is the duration of the longest track. int64_t maxDurationUs = 0; for (size_t i = 0; i < numTracks; ++i) { @@ -422,12 +428,55 @@ void StagefrightMetadataRetriever::parseMetaData() { maxDurationUs = durationUs; } } + + const char *mime; + if (trackMeta->findCString(kKeyMIMEType, &mime)) { + if (!hasAudio && !strncasecmp("audio/", mime, 6)) { + hasAudio = true; + + if (!trackMeta->findInt32(kKeyBitRate, &audioBitrate)) { + audioBitrate = -1; + } + } else if (!hasVideo && !strncasecmp("video/", mime, 6)) { + hasVideo = true; + + CHECK(trackMeta->findInt32(kKeyWidth, &videoWidth)); + CHECK(trackMeta->findInt32(kKeyHeight, &videoHeight)); + } + } } // The duration value is a string representing the duration in ms. sprintf(tmp, "%lld", (maxDurationUs + 500) / 1000); mMetaData.add(METADATA_KEY_DURATION, String8(tmp)); + if (hasAudio) { + mMetaData.add(METADATA_KEY_HAS_AUDIO, String8("yes")); + } + + if (hasVideo) { + mMetaData.add(METADATA_KEY_HAS_VIDEO, String8("yes")); + + sprintf(tmp, "%d", videoWidth); + mMetaData.add(METADATA_KEY_VIDEO_WIDTH, String8(tmp)); + + sprintf(tmp, "%d", videoHeight); + mMetaData.add(METADATA_KEY_VIDEO_HEIGHT, String8(tmp)); + } + + if (numTracks == 1 && hasAudio && audioBitrate >= 0) { + sprintf(tmp, "%ld", audioBitrate); + mMetaData.add(METADATA_KEY_BITRATE, String8(tmp)); + } else { + off64_t sourceSize; + if (mSource->getSize(&sourceSize) == OK) { + int64_t avgBitRate = (int64_t)(sourceSize * 8E6 / maxDurationUs); + + sprintf(tmp, "%lld", avgBitRate); + mMetaData.add(METADATA_KEY_BITRATE, String8(tmp)); + } + } + if (numTracks == 1) { const char *fileMIME; CHECK(meta->findCString(kKeyMIMEType, &fileMIME)); |