diff options
Diffstat (limited to 'src/decode.c')
-rw-r--r-- | src/decode.c | 511 |
1 files changed, 253 insertions, 258 deletions
diff --git a/src/decode.c b/src/decode.c index db780dffe..8eacddb07 100644 --- a/src/decode.c +++ b/src/decode.c @@ -39,40 +39,42 @@ static int decode_pid = 0; -void decodeSigHandler(int sig, siginfo_t * si, void * v) { - if(sig==SIGCHLD) { +void decodeSigHandler(int sig, siginfo_t * si, void *v) +{ + if (sig == SIGCHLD) { int status; - if(decode_pid==wait3(&status,WNOHANG,NULL)) { - if(WIFSIGNALED(status)) { - if(WTERMSIG(status)!=SIGTERM) { + if (decode_pid == wait3(&status, WNOHANG, NULL)) { + if (WIFSIGNALED(status)) { + if (WTERMSIG(status) != SIGTERM) { ERROR("decode process died from " - "signal: %i\n", - WTERMSIG(status)); + "signal: %i\n", WTERMSIG(status)); } } decode_pid = 0; getPlayerData()->playerControl.decode_pid = 0; } - } - else if(sig==SIGTERM) { + } else if (sig == SIGTERM) { int pid = decode_pid; - if(pid > 0) { + if (pid > 0) { DEBUG("player (or child) got SIGTERM\n"); - kill(pid,SIGTERM); - } - else DEBUG("decoder (or child) got SIGTERM\n"); + kill(pid, SIGTERM); + } else + DEBUG("decoder (or child) got SIGTERM\n"); exit(EXIT_SUCCESS); } } -static void stopDecode(DecoderControl * dc) { - if(decode_pid>0 && (dc->start || dc->state!=DECODE_STATE_STOP)) { +static void stopDecode(DecoderControl * dc) +{ + if (decode_pid > 0 && (dc->start || dc->state != DECODE_STATE_STOP)) { dc->stop = 1; - while(decode_pid>0 && dc->stop) my_usleep(10000); + while (decode_pid > 0 && dc->stop) + my_usleep(10000); } } -static void quitDecode(PlayerControl * pc, DecoderControl * dc) { +static void quitDecode(PlayerControl * pc, DecoderControl * dc) +{ stopDecode(dc); pc->metadataState = PLAYER_METADATA_STATE_READ; pc->state = PLAYER_STATE_STOP; @@ -80,22 +82,25 @@ static void quitDecode(PlayerControl * pc, DecoderControl * dc) { pc->play = 0; pc->stop = 0; pc->pause = 0; - kill(getppid(),SIGUSR1); + kill(getppid(), SIGUSR1); } -static int calculateCrossFadeChunks(PlayerControl * pc, AudioFormat * af) { +static int calculateCrossFadeChunks(PlayerControl * pc, AudioFormat * af) +{ long chunks; - if(pc->crossFade<=0) return 0; + if (pc->crossFade <= 0) + return 0; - chunks = (af->sampleRate*af->bits*af->channels/8.0/CHUNK_SIZE); - chunks = (chunks*pc->crossFade+0.5); + chunks = (af->sampleRate * af->bits * af->channels / 8.0 / CHUNK_SIZE); + chunks = (chunks * pc->crossFade + 0.5); - if(chunks>(buffered_chunks-buffered_before_play)) { - chunks = buffered_chunks-buffered_before_play; + if (chunks > (buffered_chunks - buffered_before_play)) { + chunks = buffered_chunks - buffered_before_play; } - if(chunks<0) chunks = 0; + if (chunks < 0) + chunks = 0; return (int)chunks; } @@ -136,24 +141,25 @@ static int calculateCrossFadeChunks(PlayerControl * pc, AudioFormat * af) { } \ } -static int waitOnDecode(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb, - int * decodeWaitedOn) +static int waitOnDecode(PlayerControl * pc, DecoderControl * dc, + OutputBuffer * cb, int *decodeWaitedOn) { - MpdTag * tag = NULL; + MpdTag *tag = NULL; strncpy(pc->currentUrl, pc->utf8url, MAXPATHLEN); pc->currentUrl[MAXPATHLEN] = '\0'; - while(decode_pid>0 && dc->start) my_usleep(10000); + while (decode_pid > 0 && dc->start) + my_usleep(10000); - if(dc->start || dc->error!=DECODE_ERROR_NOERROR) { + if (dc->start || dc->error != DECODE_ERROR_NOERROR) { strncpy(pc->erroredUrl, pc->utf8url, MAXPATHLEN); pc->erroredUrl[MAXPATHLEN] = '\0'; pc->error = PLAYER_ERROR_FILE; - quitDecode(pc,dc); + quitDecode(pc, dc); return -1; } - if((tag = metadataChunkToMpdTagDup(&(pc->fileMetadataChunk)))) { + if ((tag = metadataChunkToMpdTagDup(&(pc->fileMetadataChunk)))) { sendMetadataToAudioDevice(tag); freeMpdTag(tag); } @@ -168,35 +174,33 @@ static int waitOnDecode(PlayerControl * pc, DecoderControl * dc, OutputBuffer * return 0; } -static int decodeSeek(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb, - int * decodeWaitedOn, int * next) +static int decodeSeek(PlayerControl * pc, DecoderControl * dc, + OutputBuffer * cb, int *decodeWaitedOn, int *next) { int ret = -1; - if(decode_pid>0) { - if(dc->state==DECODE_STATE_STOP || dc->error || - strcmp(dc->utf8url, pc->utf8url)!=0) - { + if (decode_pid > 0) { + 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; dc->start = 1; - waitOnDecode(pc,dc,cb,decodeWaitedOn); + waitOnDecode(pc, dc, cb, decodeWaitedOn); } - if(decode_pid>0 && dc->state!=DECODE_STATE_STOP && - dc->seekable) - { + 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; + dc->seekWhere = pc->seekWhere > pc->totalTime - 0.1 ? + pc->totalTime - 0.1 : pc->seekWhere; dc->seekWhere = 0 > dc->seekWhere ? 0 : dc->seekWhere; dc->seekError = 0; dc->seek = 1; - while(decode_pid>0 && dc->seek) my_usleep(10000); - if(!dc->seekError) { + while (decode_pid > 0 && dc->seek) + my_usleep(10000); + if (!dc->seekError) { pc->elapsedTime = dc->seekWhere; ret = 0; } @@ -256,23 +260,24 @@ static int decodeSeek(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb return; \ } -static void decodeStart(PlayerControl * pc, OutputBuffer * cb, DecoderControl * dc) { +static void decodeStart(PlayerControl * pc, OutputBuffer * cb, + DecoderControl * dc) +{ int ret; InputStream inStream; - InputPlugin * plugin = NULL; - char * path; - char * relativePath; + InputPlugin *plugin = NULL; + char *path; + char *relativePath; - if(isRemoteUrl(pc->utf8url)) { + if (isRemoteUrl(pc->utf8url)) { path = utf8StrToLatin1Dup(pc->utf8url); - } - else { + } else { relativePath = utf8ToFsCharset(pc->utf8url); path = strdup(rmp2amp(relativePath)); free(relativePath); } - if(!path) { + if (!path) { dc->error = DECODE_ERROR_FILE; dc->state = DECODE_STATE_STOP; dc->start = 0; @@ -284,7 +289,7 @@ static void decodeStart(PlayerControl * pc, OutputBuffer * cb, DecoderControl * strncpy(dc->utf8url, pc->utf8url, MAXPATHLEN); dc->utf8url[MAXPATHLEN] = '\0'; - if(openInputStream(&inStream, path) < 0) { + if (openInputStream(&inStream, path) < 0) { dc->error = DECODE_ERROR_FILE; dc->state = DECODE_STATE_STOP; dc->start = 0; @@ -296,107 +301,105 @@ static void decodeStart(PlayerControl * pc, OutputBuffer * cb, DecoderControl * dc->state = DECODE_STATE_START; dc->start = 0; - while(!inputStreamAtEOF(&inStream) && bufferInputStream(&inStream) < 0 - && !dc->stop) - { + while (!inputStreamAtEOF(&inStream) && bufferInputStream(&inStream) < 0 + && !dc->stop) { /* sleep so we don't consume 100% of the cpu */ my_usleep(1000); } - if(dc->stop) { + if (dc->stop) { dc->state = DECODE_STATE_STOP; dc->stop = 0; free(path); return; } - /*if(inStream.metaName) { - MpdTag * tag = newMpdTag(); - tag->name = strdup(inStream.metaName); - copyMpdTagToOutputBuffer(cb, tag); - freeMpdTag(tag); - }*/ + /*if(inStream.metaName) { + MpdTag * tag = newMpdTag(); + tag->name = strdup(inStream.metaName); + copyMpdTagToOutputBuffer(cb, tag); + freeMpdTag(tag); + } */ /* reset Metadata in OutputBuffer */ - ret = DECODE_ERROR_UNKTYPE; - if(isRemoteUrl(dc->utf8url)) { + ret = DECODE_ERROR_UNKTYPE; + if (isRemoteUrl(dc->utf8url)) { unsigned int next = 0; cb->acceptMetadata = 1; /* first we try mime types: */ - while(ret && (plugin = getInputPluginFromMimeType( - inStream.mime, next++))) { + while (ret + && (plugin = + getInputPluginFromMimeType(inStream.mime, next++))) { if (!plugin->streamDecodeFunc) continue; if (!(plugin->streamTypes & INPUT_PLUGIN_STREAM_URL)) continue; - if(plugin->tryDecodeFunc && !plugin->tryDecodeFunc( - &inStream)) + if (plugin->tryDecodeFunc + && !plugin->tryDecodeFunc(&inStream)) continue; ret = plugin->streamDecodeFunc(cb, dc, &inStream); break; } /* if that fails, try suffix matching the URL: */ - if(plugin == NULL) { - char * s = getSuffix(dc->utf8url); + if (plugin == NULL) { + char *s = getSuffix(dc->utf8url); next = 0; - while(ret && (plugin = getInputPluginFromSuffix( - s, next++))) { + while (ret + && (plugin = + getInputPluginFromSuffix(s, next++))) { if (!plugin->streamDecodeFunc) continue; - if(!(plugin->streamTypes & - INPUT_PLUGIN_STREAM_URL)) + if (!(plugin->streamTypes & + INPUT_PLUGIN_STREAM_URL)) continue; - if(plugin->tryDecodeFunc && - !plugin->tryDecodeFunc( - &inStream)) + if (plugin->tryDecodeFunc && + !plugin->tryDecodeFunc(&inStream)) continue; - ret = plugin->streamDecodeFunc( - cb, dc, &inStream); + ret = + plugin->streamDecodeFunc(cb, dc, &inStream); break; } } /* fallback to mp3: */ /* this is needed for bastard streams that don't have a suffix - or set the mimeType */ - if(plugin == NULL) { + or set the mimeType */ + if (plugin == NULL) { /* we already know our mp3Plugin supports streams, no * need to check for stream{Types,DecodeFunc} */ if ((plugin = getInputPluginFromName("mp3"))) ret = plugin->streamDecodeFunc(cb, dc, - &inStream); + &inStream); } - } - else { + } else { unsigned int next = 0; - char * s = getSuffix(dc->utf8url); + char *s = getSuffix(dc->utf8url); cb->acceptMetadata = 0; while (ret && (plugin = getInputPluginFromSuffix(s, next++))) { - if(!plugin->streamTypes & INPUT_PLUGIN_STREAM_FILE) + if (!plugin->streamTypes & INPUT_PLUGIN_STREAM_FILE) continue; - if(plugin->tryDecodeFunc && !plugin->tryDecodeFunc( - &inStream)) + if (plugin->tryDecodeFunc + && !plugin->tryDecodeFunc(&inStream)) continue; - - if(plugin->streamDecodeFunc) { - ret = plugin->streamDecodeFunc( - cb, dc, &inStream); + + if (plugin->streamDecodeFunc) { + ret = + plugin->streamDecodeFunc(cb, dc, &inStream); break; - } - else if(plugin->fileDecodeFunc) { + } else if (plugin->fileDecodeFunc) { closeInputStream(&inStream); - ret = plugin->fileDecodeFunc( - cb, dc, path); + ret = plugin->fileDecodeFunc(cb, dc, path); } } - } + } - if(ret<0 || ret == DECODE_ERROR_UNKTYPE) { + if (ret < 0 || ret == DECODE_ERROR_UNKTYPE) { strncpy(pc->erroredUrl, dc->utf8url, MAXPATHLEN); pc->erroredUrl[MAXPATHLEN] = '\0'; - if(ret != DECODE_ERROR_UNKTYPE) dc->error = DECODE_ERROR_FILE; + if (ret != DECODE_ERROR_UNKTYPE) + dc->error = DECODE_ERROR_FILE; else { dc->error = DECODE_ERROR_UNKTYPE; closeInputStream(&inStream); @@ -408,32 +411,33 @@ static void decodeStart(PlayerControl * pc, OutputBuffer * cb, DecoderControl * free(path); } -static int decoderInit(PlayerControl * pc, OutputBuffer * cb, DecoderControl * dc) { +static int decoderInit(PlayerControl * pc, OutputBuffer * cb, + DecoderControl * dc) +{ blockSignals(); getPlayerData()->playerControl.decode_pid = 0; decode_pid = fork(); - if(decode_pid==0) { + if (decode_pid == 0) { /* CHILD */ unblockSignals(); - while(1) { - if(dc->cycleLogFiles) { + while (1) { + if (dc->cycleLogFiles) { myfprintfCloseAndOpenLogFile(); dc->cycleLogFiles = 0; - } - else if(dc->start || dc->seek) decodeStart(pc, cb, dc); - else if(dc->stop) { + } else if (dc->start || dc->seek) + decodeStart(pc, cb, dc); + else if (dc->stop) { dc->state = DECODE_STATE_STOP; dc->stop = 0; - } - else my_usleep(10000); + } else + my_usleep(10000); } exit(EXIT_SUCCESS); /* END OF CHILD */ - } - else if(decode_pid<0) { + } else if (decode_pid < 0) { unblockSignals(); strncpy(pc->erroredUrl, pc->utf8url, MAXPATHLEN); pc->erroredUrl[MAXPATHLEN] = '\0'; @@ -447,58 +451,58 @@ static int decoderInit(PlayerControl * pc, OutputBuffer * cb, DecoderControl * d return 0; } -static void handleMetadata(OutputBuffer * cb, PlayerControl * pc, int * previous, - int * currentChunkSent, MetadataChunk * currentChunk) +static void handleMetadata(OutputBuffer * cb, PlayerControl * pc, int *previous, + int *currentChunkSent, MetadataChunk * currentChunk) { - if(cb->begin!=cb->end) { + if (cb->begin != cb->end) { int meta = cb->metaChunk[cb->begin]; - if( meta != *previous ) { + if (meta != *previous) { DEBUG("player: metadata change\n"); - if( meta >= 0 && cb->metaChunkSet[meta]) { + if (meta >= 0 && cb->metaChunkSet[meta]) { DEBUG("player: new metadata from decoder!\n"); - memcpy(currentChunk, - cb->metadataChunks+meta, - sizeof(MetadataChunk)); + memcpy(currentChunk, + cb->metadataChunks + meta, + sizeof(MetadataChunk)); *currentChunkSent = 0; cb->metaChunkSet[meta] = 0; } } *previous = meta; } - if(!(*currentChunkSent) && pc->metadataState == - PLAYER_METADATA_STATE_WRITE) - { - MpdTag * tag = NULL; + if (!(*currentChunkSent) && pc->metadataState == + PLAYER_METADATA_STATE_WRITE) { + MpdTag *tag = NULL; *currentChunkSent = 1; - - if((tag = metadataChunkToMpdTagDup(currentChunk))) { + + if ((tag = metadataChunkToMpdTagDup(currentChunk))) { sendMetadataToAudioDevice(tag); freeMpdTag(tag); } - memcpy(&(pc->metadataChunk), currentChunk, - sizeof(MetadataChunk)); + memcpy(&(pc->metadataChunk), currentChunk, + sizeof(MetadataChunk)); pc->metadataState = PLAYER_METADATA_STATE_READ; kill(getppid(), SIGUSR1); } } -static void advanceOutputBufferTo(OutputBuffer * cb, PlayerControl * pc, - int * previous, int * currentChunkSent, MetadataChunk * currentChunk, - int to) +static void advanceOutputBufferTo(OutputBuffer * cb, PlayerControl * pc, + int *previous, int *currentChunkSent, + MetadataChunk * currentChunk, int to) { - while(cb->begin!=to) { - handleMetadata(cb, pc, previous, currentChunkSent, - currentChunk); + while (cb->begin != to) { + handleMetadata(cb, pc, previous, currentChunkSent, + currentChunk); cb->begin++; - if(cb->begin>=buffered_chunks) { + if (cb->begin >= buffered_chunks) { cb->begin = 0; } } } -void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb) { +void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb) +{ int pause = 0; int quit = 0; int bbp = buffered_before_play; @@ -507,7 +511,7 @@ void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb) { int fadePosition; int nextChunk = -1; int test; - int decodeWaitedOn = 0; + int decodeWaitedOn = 0; char silence[CHUNK_SIZE]; double sizeToTime = 0.0; int previousMetadataChunk = -1; @@ -516,180 +520,169 @@ void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb) { int end; int next = -1; - memset(silence,0,CHUNK_SIZE); + memset(silence, 0, CHUNK_SIZE); - if(waitOnDecode(pc,dc,cb,&decodeWaitedOn)<0) return; + if (waitOnDecode(pc, dc, cb, &decodeWaitedOn) < 0) + return; - pc->elapsedTime = 0; + pc->elapsedTime = 0; pc->state = PLAYER_STATE_PLAY; pc->play = 0; - kill(getppid(),SIGUSR1); + kill(getppid(), SIGUSR1); - while(decode_pid>0 && cb->end-cb->begin<bbp && - cb->end!=buffered_chunks-1 && - dc->state!=DECODE_STATE_STOP) - { + while (decode_pid > 0 && cb->end - cb->begin < bbp && + cb->end != buffered_chunks - 1 && + dc->state != DECODE_STATE_STOP) { processDecodeInput(); my_usleep(1000); } - while(!quit) { + while (!quit) { processDecodeInput(); - handleDecodeStart(); - handleMetadata(cb, pc, &previousMetadataChunk, - ¤tChunkSent, ¤tMetadataChunk); - if(dc->state==DECODE_STATE_STOP && - pc->queueState==PLAYER_QUEUE_FULL && - pc->queueLockState==PLAYER_QUEUE_UNLOCKED) - { + handleDecodeStart(); + handleMetadata(cb, pc, &previousMetadataChunk, + ¤tChunkSent, ¤tMetadataChunk); + if (dc->state == DECODE_STATE_STOP && + pc->queueState == PLAYER_QUEUE_FULL && + pc->queueLockState == PLAYER_QUEUE_UNLOCKED) { next = cb->end; dc->start = 1; pc->queueState = PLAYER_QUEUE_DECODE; - kill(getppid(),SIGUSR1); + kill(getppid(), SIGUSR1); } - if(next>=0 && doCrossFade==0 && !dc->start && - dc->state!=DECODE_STATE_START) - { + if (next >= 0 && doCrossFade == 0 && !dc->start && + dc->state != DECODE_STATE_START) { nextChunk = -1; - if(isCurrentAudioFormat(&(cb->audioFormat))) { + if (isCurrentAudioFormat(&(cb->audioFormat))) { doCrossFade = 1; - crossFadeChunks = - calculateCrossFadeChunks(pc, - &(cb->audioFormat)); - if(!crossFadeChunks || - pc->crossFade>=dc->totalTime) - { + crossFadeChunks = + calculateCrossFadeChunks(pc, + &(cb-> + audioFormat)); + if (!crossFadeChunks + || pc->crossFade >= dc->totalTime) { doCrossFade = -1; } - } - else doCrossFade = -1; + } else + doCrossFade = -1; } /* copy these to local variables to prevent any potential - race conditions and weirdness */ + race conditions and weirdness */ end = cb->end; - if(pause) my_usleep(10000); - else if(cb->begin!=end && cb->begin!=next) { - if(doCrossFade==1 && next>=0 && - ((next>cb->begin && - (fadePosition=next-cb->begin) - <=crossFadeChunks) || - (cb->begin>next && - (fadePosition=next-cb->begin+ - buffered_chunks)<=crossFadeChunks))) - { - if(nextChunk<0) { + if (pause) + my_usleep(10000); + else if (cb->begin != end && cb->begin != next) { + if (doCrossFade == 1 && next >= 0 && + ((next > cb->begin && + (fadePosition = next - cb->begin) + <= crossFadeChunks) || + (cb->begin > next && + (fadePosition = next - cb->begin + + buffered_chunks) <= crossFadeChunks))) { + if (nextChunk < 0) { crossFadeChunks = fadePosition; } test = end; - if(end < cb->begin) test+=buffered_chunks; - nextChunk = cb->begin+crossFadeChunks; - if(nextChunk<test) { - if(nextChunk>=buffered_chunks) - { - nextChunk -= buffered_chunks; + if (end < cb->begin) + test += buffered_chunks; + nextChunk = cb->begin + crossFadeChunks; + if (nextChunk < test) { + if (nextChunk >= buffered_chunks) { + nextChunk -= buffered_chunks; } - pcm_mix(cb->chunks+cb->begin*CHUNK_SIZE, - cb->chunks+nextChunk* - CHUNK_SIZE, - cb->chunkSize[ - cb->begin], - cb->chunkSize[ - nextChunk], - &(cb->audioFormat), - ((float)fadePosition)/ - crossFadeChunks); - if(cb->chunkSize[nextChunk]> - cb->chunkSize[cb->begin] - ) - { + pcm_mix(cb->chunks + + cb->begin * CHUNK_SIZE, + cb->chunks + + nextChunk * CHUNK_SIZE, + cb->chunkSize[cb->begin], + cb->chunkSize[nextChunk], + &(cb->audioFormat), + ((float)fadePosition) / + crossFadeChunks); + if (cb->chunkSize[nextChunk] > + cb->chunkSize[cb->begin] + ) { cb->chunkSize[cb->begin] - = cb->chunkSize - [nextChunk]; + = cb->chunkSize[nextChunk]; } - } - else { - if(dc->state==DECODE_STATE_STOP) - { + } else { + if (dc->state == DECODE_STATE_STOP) { doCrossFade = -1; - } - else continue; + } else + continue; } } pc->elapsedTime = cb->times[cb->begin]; pc->bitRate = cb->bitRate[cb->begin]; - pcm_volumeChange(cb->chunks+cb->begin* - CHUNK_SIZE, - cb->chunkSize[cb->begin], - &(cb->audioFormat), - pc->softwareVolume); - if(playAudio(cb->chunks+cb->begin*CHUNK_SIZE, - cb->chunkSize[cb->begin])<0) - { + pcm_volumeChange(cb->chunks + cb->begin * + CHUNK_SIZE, + cb->chunkSize[cb->begin], + &(cb->audioFormat), + pc->softwareVolume); + if (playAudio(cb->chunks + cb->begin * CHUNK_SIZE, + cb->chunkSize[cb->begin]) < 0) { quit = 1; } - pc->totalPlayTime+= sizeToTime*cb->chunkSize[cb->begin]; - if( cb->begin+1 >= buffered_chunks ) { + pc->totalPlayTime += + sizeToTime * cb->chunkSize[cb->begin]; + if (cb->begin + 1 >= buffered_chunks) { cb->begin = 0; - } - else cb->begin++; - } - else if(next==cb->begin) { - if(doCrossFade==1 && nextChunk>=0) { - nextChunk = cb->begin+crossFadeChunks; + } else + cb->begin++; + } else if (next == cb->begin) { + if (doCrossFade == 1 && nextChunk >= 0) { + nextChunk = cb->begin + crossFadeChunks; test = cb->end; - if(end < cb->begin) test+=buffered_chunks; - if(nextChunk<test) { - if(nextChunk>=buffered_chunks) - { + if (end < cb->begin) + test += buffered_chunks; + if (nextChunk < test) { + if (nextChunk >= buffered_chunks) { nextChunk -= buffered_chunks; } - advanceOutputBufferTo(cb, pc, - &previousMetadataChunk, - ¤tChunkSent, - ¤tMetadataChunk, - nextChunk); - } + advanceOutputBufferTo(cb, pc, + &previousMetadataChunk, + ¤tChunkSent, + ¤tMetadataChunk, + nextChunk); + } } - while(pc->queueState==PLAYER_QUEUE_DECODE || - pc->queueLockState==PLAYER_QUEUE_LOCKED) - { + while (pc->queueState == PLAYER_QUEUE_DECODE || + pc->queueLockState == PLAYER_QUEUE_LOCKED) { processDecodeInput(); - if(quit) { - quitDecode(pc,dc); + if (quit) { + quitDecode(pc, dc); return; } my_usleep(10000); } - if(pc->queueState!=PLAYER_QUEUE_PLAY) { + if (pc->queueState != PLAYER_QUEUE_PLAY) { quit = 1; break; - } - else { + } else { next = -1; - if(waitOnDecode(pc,dc,cb,&decodeWaitedOn)<0) { + if (waitOnDecode(pc, dc, cb, &decodeWaitedOn) < + 0) { return; } nextChunk = -1; doCrossFade = 0; crossFadeChunks = 0; pc->queueState = PLAYER_QUEUE_EMPTY; - kill(getppid(),SIGUSR1); + kill(getppid(), SIGUSR1); } - } - else if(decode_pid<=0 || - (dc->state==DECODE_STATE_STOP && !dc->start)) - { + } else if (decode_pid <= 0 || + (dc->state == DECODE_STATE_STOP && !dc->start)) { quit = 1; break; - } - else { - if(playAudio(silence, CHUNK_SIZE) < 0) quit = 1; + } else { + if (playAudio(silence, CHUNK_SIZE) < 0) + quit = 1; } } - quitDecode(pc,dc); + quitDecode(pc, dc); } /* decode w/ buffering @@ -697,10 +690,11 @@ void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer * cb) { * child process does decoding * parent process does playing audio */ -void decode() { - OutputBuffer * cb; - PlayerControl * pc; - DecoderControl * dc; +void decode() +{ + OutputBuffer *cb; + PlayerControl *pc; + DecoderControl *dc; cb = &(getPlayerData()->buffer); @@ -714,8 +708,9 @@ void decode() { dc->stop = 0; dc->start = 1; - if(decode_pid<=0) { - if(decoderInit(pc,cb,dc)<0) return; + if (decode_pid <= 0) { + if (decoderInit(pc, cb, dc) < 0) + return; } decodeParent(pc, dc, cb); |