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remove "wrap" from buffering control, its not needed, and could potentially

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create a race condition (but hasn't happened in the last 10 months since
this code was written)

git-svn-id: https://svn.musicpd.org/mpd/trunk@1397 09075e82-0dd4-0310-85a5-a0d7c8717e4f
This commit is contained in:
Warren Dukes
2004-06-08 18:55:16 +00:00
parent c274d7d62f
commit 6f4a55ea7c
4 changed files with 18 additions and 28 deletions
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17
src/decode.c
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@@ -173,7 +173,6 @@ int decodeSeek(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb,
stopDecode(dc);
cb->begin = 0;
cb->end = 0;
cb->wrap = 0;
dc->error = 0;
dc->start = 1;
waitOnDecode(pc,dc,cb,decodeWaitedOn);
@@ -391,7 +390,7 @@ int decoderInit(PlayerControl * pc, OutputBuffer * cb, DecoderControl * dc) {
void handleMetadata(OutputBuffer * cb, PlayerControl * pc, int * previous,
int * currentChunkSent, MetadataChunk * currentChunk)
{
if(cb->begin!=cb->end || cb->wrap) {
if(cb->begin!=cb->end) {
int meta = cb->metaChunk[cb->begin];
if( meta != *previous ) {
if( meta >= 0 && cb->metaChunkSet[meta]) {
@@ -425,7 +424,6 @@ void advanceOutputBufferTo(OutputBuffer * cb, PlayerControl * pc,
cb->begin++;
if(cb->begin>=buffered_chunks) {
cb->begin = 0;
cb->wrap = 0;
}
}
}
@@ -454,7 +452,8 @@ void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb) {
pc->play = 0;
kill(getppid(),SIGUSR1);
while(*decode_pid>0 && !cb->wrap && cb->end-cb->begin<bbp &&
while(*decode_pid>0 && cb->end-cb->begin<bbp &&
cb->end!=buffered_chunks-1 &&
dc->state!=DECODE_STATE_STOP)
{
processDecodeInput();
@@ -492,9 +491,7 @@ void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb) {
else doCrossFade = -1;
}
if(pause) my_usleep(10000);
else if((cb->begin!=cb->end || cb->wrap) &&
cb->begin!=cb->next)
{
else if(cb->begin!=cb->end && cb->begin!=cb->next) {
if(doCrossFade==1 && cb->next>=0 &&
((cb->next>cb->begin &&
(fadePosition=cb->next-cb->begin)
@@ -507,7 +504,7 @@ void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb) {
crossFadeChunks = fadePosition;
}
test = cb->end;
if(cb->wrap) test+=buffered_chunks;
if(cb->end < cb->begin) test+=buffered_chunks;
nextChunk = cb->begin+crossFadeChunks;
if(nextChunk<test) {
if(nextChunk>=buffered_chunks)
@@ -557,14 +554,13 @@ void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb) {
cb->begin++;
if(cb->begin>=buffered_chunks) {
cb->begin = 0;
cb->wrap = 0;
}
}
else if(cb->next==cb->begin) {
if(doCrossFade==1 && nextChunk>=0) {
nextChunk = cb->begin+crossFadeChunks;
test = cb->end;
if(cb->wrap) test+=buffered_chunks;
if(cb->end < cb->begin) test+=buffered_chunks;
if(nextChunk<test) {
if(nextChunk>=buffered_chunks)
{
@@ -631,7 +627,6 @@ void decode() {
cb->begin = 0;
cb->end = 0;
cb->wrap = 0;
pc = &(getPlayerData()->playerControl);
dc = &(getPlayerData()->decoderControl);
dc->error = 0;