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somewhat more fun duration stuff.. for testing purposes only

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@6286 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
shatty
2004-01-25 14:38:18 +00:00
parent 32e3f99972
commit 79b7954ccf
1 changed files with 23 additions and 0 deletions
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src/add-ons/media/plugins/ogg/OggVorbisStream.cpp
+23
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@@ -181,7 +181,30 @@ OggVorbisStream::GetStreamInfo(int64 *frameCount, bigtime_t *duration,
} }
format->SetMetaData((void*)&fHeaderPackets,sizeof(fHeaderPackets)); format->SetMetaData((void*)&fHeaderPackets,sizeof(fHeaderPackets));
// compute duration/frameCount
#ifdef STREAMING_COMPATIBLE_HARDCODED_DURATION
*duration = 100000000; *duration = 100000000;
*frameCount = 60000; *frameCount = 60000;
#else
int64 frame = 0;
bigtime_t time = 0;
void *chunkBuffer = 0;
int32 chunkSize = 0;
media_header mediaHeader;
off_t bytes = 0;
while (GetNextChunk(&chunkBuffer, &chunkSize, &mediaHeader) == B_OK) {
ogg_packet * packet = static_cast<ogg_packet *>(chunkBuffer);
bytes += packet->bytes;
frame++;
}
time += (8000000 * bytes) / format->u.encoded_audio.bit_rate;
*frameCount = frame;
*duration = time;
int64 start_frame = 0;
bigtime_t start_time = 0;
Seek(B_MEDIA_SEEK_TO_FRAME, &start_frame, &start_time);
#endif
return B_OK; return B_OK;
} }