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minor little cleanups 

git-svn-id: https://svn.musicpd.org/mpd/trunk@1439 09075e82-0dd4-0310-85a5-a0d7c8717e4f
This commit is contained in:
Warren Dukes 2004-06-10 19:48:53 +00:00
parent 491027a5fc
commit 3b1efb5588
2 changed files with 24 additions and 18 deletions
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41
src/decode.c
View File

@ -161,16 +161,16 @@ int waitOnDecode(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb,
}
int decodeSeek(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb,
int * decodeWaitedOn)
int * decodeWaitedOn, int * next)
{
int ret = -1;
if(decode_pid && *decode_pid>0) {
cb->next = -1;
if(dc->state==DECODE_STATE_STOP || dc->error ||
strcmp(dc->utf8url, pc->utf8url)!=0)
{
stopDecode(dc);
*next = -1;
cb->begin = 0;
cb->end = 0;
dc->error = 0;
@ -180,6 +180,7 @@ int decodeSeek(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb,
if(*decode_pid>0 && dc->state!=DECODE_STATE_STOP &&
dc->seekable)
{
*next = -1;
dc->seekWhere = pc->seekWhere > pc->totalTime-0.1 ?
pc->totalTime-0.1 :
pc->seekWhere;
@ -230,7 +231,7 @@ int decodeSeek(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb,
if(pause) closeAudioDevice(); \
} \
if(pc->seek) { \
if(decodeSeek(pc,dc,cb,&decodeWaitedOn) == 0) { \
if(decodeSeek(pc,dc,cb,&decodeWaitedOn,&next) == 0) { \
doCrossFade = 0; \
nextChunk = -1; \
bbp = 0; \
@ -445,6 +446,8 @@ void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb) {
int previousMetadataChunk = -1;
MetadataChunk currentMetadataChunk;
int currentChunkSent = 1;
int end;
int next = -1;
memset(silence,0,CHUNK_SIZE);
@ -472,12 +475,12 @@ void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb) {
pc->queueState==PLAYER_QUEUE_FULL &&
pc->queueLockState==PLAYER_QUEUE_UNLOCKED)
{
cb->next = cb->end;
next = cb->end;
dc->start = 1;
pc->queueState = PLAYER_QUEUE_DECODE;
kill(getppid(),SIGUSR1);
}
if(cb->next>=0 && doCrossFade==0 && !dc->start) {
if(next>=0 && doCrossFade==0 && !dc->start) {
nextChunk = -1;
if(isCurrentAudioFormat(&(cb->audioFormat))) {
doCrossFade = 1;
@ -492,21 +495,26 @@ void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb) {
}
else doCrossFade = -1;
}
/* copy thse to locale variables to prevent any potential
race conditions and weirdness */
end = cb->end;
if(pause) my_usleep(10000);
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)
else if(cb->begin!=end && cb->begin!=next) {
if(doCrossFade==1 && next>=0 &&
((next>cb->begin &&
(fadePosition=next-cb->begin)
<=crossFadeChunks) ||
(cb->begin>cb->next &&
(fadePosition=cb->next-cb->begin+
(cb->begin>next &&
(fadePosition=next-cb->begin+
buffered_chunks)<=crossFadeChunks)))
{
if(nextChunk<0) {
crossFadeChunks = fadePosition;
}
test = cb->end;
if(cb->end < cb->begin) test+=buffered_chunks;
test = end;
if(end < cb->begin) test+=buffered_chunks;
nextChunk = cb->begin+crossFadeChunks;
if(nextChunk<test) {
if(nextChunk>=buffered_chunks)
@ -558,11 +566,11 @@ void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb) {
cb->begin = 0;
}
}
else if(cb->next==cb->begin) {
else if(next==cb->begin) {
if(doCrossFade==1 && nextChunk>=0) {
nextChunk = cb->begin+crossFadeChunks;
test = cb->end;
if(cb->end < cb->begin) test+=buffered_chunks;
if(end < cb->begin) test+=buffered_chunks;
if(nextChunk<test) {
if(nextChunk>=buffered_chunks)
{
@ -590,7 +598,7 @@ void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb) {
break;
}
else {
cb->next = -1;
next = -1;
if(waitOnDecode(pc,dc,cb,&decodeWaitedOn)<0) {
return;
}
@ -633,7 +641,6 @@ void decode() {
pc = &(getPlayerData()->playerControl);
dc = &(getPlayerData()->decoderControl);
dc->error = 0;
cb->next = -1;
dc->seek = 0;
dc->stop = 0;
dc->start = 1;

1
src/outputBuffer.h
View File

@ -37,7 +37,6 @@ typedef struct _OutputBuffer {
float * volatile times;
mpd_sint16 volatile begin;
mpd_sint16 volatile end;
mpd_sint16 volatile next;
AudioFormat audioFormat;
MetadataChunk metadataChunks[BUFFERED_METACHUNKS];
mpd_sint8 metaChunkSet[BUFFERED_METACHUNKS];