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new and improved start time for better sync���!

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@6628 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
shatty 2004-02-18 10:39:50 +00:00
parent eaa176da6c
commit 73da0c41c1
3 changed files with 12 additions and 16 deletions
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14
src/add-ons/media/plugins/speex/speexCodecPlugin.cpp
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@ -51,7 +51,6 @@ SpeexDecoder::SpeexDecoder()
fHeader = 0;
fStereoState = 0;
fSpeexOutputLength = 0;
fStartTime = 0;
fFrameSize = 0;
fOutputBufferSize = 0;
}
@ -250,9 +249,8 @@ SpeexDecoder::Decode(void *buffer, int64 *frameCount,
float * out_buffer = static_cast<float *>(buffer);
int32 out_bytes_needed = fOutputBufferSize;
mediaHeader->start_time = fStartTime;
//TRACE("SpeexDecoder: Decoding start time %.6f\n", fStartTime / 1000000.0);
bool start = false;
while (out_bytes_needed >= fSpeexOutputLength) {
// get a new packet
void *chunkBuffer;
@ -266,7 +264,10 @@ SpeexDecoder::Decode(void *buffer, int64 *frameCount,
TRACE("SpeexDecoder::Decode: GetNextChunk failed\n");
return status;
}
fStartTime = mh.start_time;
if (!start) {
mediaHeader->start_time = mh.start_time;
start = true;
}
speex_bits_read_from(&fBits, (char*)chunkBuffer, chunkSize);
for (int frame = 0 ; frame < fHeader->frames_per_packet ; frame++) {
int ret = speex_decode(fDecoderState, &fBits, out_buffer);
@ -293,9 +294,6 @@ SpeexDecoder::Decode(void *buffer, int64 *frameCount,
}
done:
uint samples = ((uint8*)out_buffer - (uint8*)buffer) / fFrameSize;
//fStartTime += (1000000LL * samples) / fHeader->rate;
//TRACE("SpeexDecoder: fStartTime inc'd to %.6f\n", fStartTime / 1000000.0);
*frameCount = (fOutputBufferSize - out_bytes_needed) / fFrameSize;
if (out_buffer != buffer) {

13
src/add-ons/media/plugins/vorbis/vorbisCodecPlugin.cpp
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@ -47,7 +47,6 @@ VorbisDecoder::VorbisDecoder()
vorbis_info_init(&fInfo);
vorbis_comment_init(&fComment);
fStartTime = 0;
fFrameSize = 0;
fOutputBufferSize = 0;
}
@ -170,9 +169,8 @@ VorbisDecoder::Decode(void *buffer, int64 *frameCount,
// TRACE("VorbisDecoder::Decode\n");
uint8 * out_buffer = static_cast<uint8 *>(buffer);
int32 out_bytes_needed = fOutputBufferSize;
mediaHeader->start_time = fStartTime;
//TRACE("VorbisDecoder: Decoding start time %.6f\n", fStartTime / 1000000.0);
bool start = false;
while (out_bytes_needed > 0) {
int samples;
@ -194,7 +192,10 @@ VorbisDecoder::Decode(void *buffer, int64 *frameCount,
TRACE("VorbisDecoder::Decode: chunk not ogg_packet-sized\n");
return B_ERROR;
}
fStartTime = mh.start_time;
if (!start) {
mediaHeader->start_time = mh.start_time;
start = true;
}
ogg_packet * packet = static_cast<ogg_packet*>(chunkBuffer);
if (vorbis_synthesis(&fBlock,packet)==0) {
vorbis_synthesis_blockin(&fDspState,&fBlock);
@ -227,8 +228,6 @@ VorbisDecoder::Decode(void *buffer, int64 *frameCount,
// report back how many samples we consumed
vorbis_synthesis_read(&fDspState,samples);
//fStartTime += (1000000LL * samples) / fInfo.rate;
//TRACE("VorbisDecoder: fStartTime inc'd to %.6f\n", fStartTime / 1000000.0);
}
done:

1
src/add-ons/media/plugins/vorbis/vorbisCodecPlugin.h
View File

@ -30,7 +30,6 @@ private:
vorbis_comment fComment;
vorbis_dsp_state fDspState;
vorbis_block fBlock;
bigtime_t fStartTime;
int fFrameSize;
int fOutputBufferSize;
};