diff --git a/source/backend/native/audiofile.c b/source/backend/native/audiofile.c index 76b1c0b13..c4c91d1a6 100644 --- a/source/backend/native/audiofile.c +++ b/source/backend/native/audiofile.c @@ -88,13 +88,29 @@ void audiofile_read_poll(AudioFileInstance* const handlePtr) return; } - const int64_t lastFrame = handlePtr->lastFrame; + int64_t lastFrame = handlePtr->lastFrame; + int64_t readFrame = lastFrame; if (lastFrame >= handlePtr->maxFrame) { - fprintf(stderr, "R: transport out of bounds\n"); - handlePtr->needsRead = false; - return; + if (handlePtr->loopMode) + { + if (handlePtr->maxFrame >= handlePtr->pool.size) + { + readFrame %= handlePtr->maxFrame; + } + else + { + readFrame = 0; + lastFrame -= lastFrame % handlePtr->maxFrame; + } + } + else + { + //fprintf(stderr, "R: transport out of bounds\n"); + handlePtr->needsRead = false; + return; + } } // temp data buffer @@ -104,9 +120,9 @@ void audiofile_read_poll(AudioFileInstance* const handlePtr) zeroFloat(tmpData, tmpSize); { - fprintf(stderr, "R: poll data - reading at %li:%02li\n", lastFrame/44100/60, (lastFrame/44100) % 60); + fprintf(stderr, "R: poll data - reading at %li:%02li\n", readFrame/44100/60, (readFrame/44100) % 60); - ad_seek(handlePtr->filePtr, lastFrame); + ad_seek(handlePtr->filePtr, readFrame); ssize_t i, j, rv = ad_read(handlePtr->filePtr, tmpData, tmpSize); i = j = 0; @@ -135,10 +151,40 @@ void audiofile_read_poll(AudioFileInstance* const handlePtr) } } - for (; i < handlePtr->pool.size; i++) + if (handlePtr->loopMode && readFrame+j == handlePtr->maxFrame) { - handlePtr->pool.buffer[0][i] = 0.0f; - handlePtr->pool.buffer[1][i] = 0.0f; + while (i < handlePtr->pool.size) + { + for (j=0; i < handlePtr->pool.size && j < rv; j++) + { + if (handlePtr->fileNfo.channels == 1) + { + handlePtr->pool.buffer[0][i] = tmpData[j]; + handlePtr->pool.buffer[1][i] = tmpData[j]; + i++; + } + else + { + if (j % 2 == 0) + { + handlePtr->pool.buffer[0][i] = tmpData[j]; + } + else + { + handlePtr->pool.buffer[1][i] = tmpData[j]; + i++; + } + } + } + } + } + else + { + for (; i < handlePtr->pool.size; i++) + { + handlePtr->pool.buffer[0][i] = 0.0f; + handlePtr->pool.buffer[1][i] = 0.0f; + } } handlePtr->pool.startFrame = lastFrame; @@ -388,7 +434,8 @@ static void audiofile_set_parameter_value(PluginHandle handle, uint32_t index, f if (index != 0) return; - handlePtr->loopMode = (value > 0.5f); + handlePtr->loopMode = (value > 0.5f); + handlePtr->needsRead = true; } static void audiofile_set_program(PluginHandle handle, uint32_t bank, uint32_t program) @@ -467,23 +514,29 @@ static void audiofile_process(PluginHandle handle, float** inBuffer, float** out { AudioFileInstance* const handlePtr = (AudioFileInstance*)handle; + const TimeInfo* const timePos = handlePtr->host->get_time_info(handlePtr->host->handle); + float* out1 = outBuffer[0]; float* out2 = outBuffer[1]; if (! handlePtr->doProcess) { //fprintf(stderr, "P: no process\n"); + handlePtr->lastFrame = timePos->frame; + zeroFloat(out1, frames); zeroFloat(out2, frames); return; } - const TimeInfo* const timePos = handlePtr->host->get_time_info(handlePtr->host->handle); - // not playing if (! timePos->playing) { //fprintf(stderr, "P: not rolling\n"); + + if (timePos->frame == 0 && handlePtr->lastFrame > 0) + handlePtr->needsRead = true; + handlePtr->lastFrame = timePos->frame; zeroFloat(out1, frames); @@ -494,7 +547,7 @@ static void audiofile_process(PluginHandle handle, float** inBuffer, float** out pthread_mutex_lock(&handlePtr->mutex); // out of reach - if (timePos->frame + frames < handlePtr->pool.startFrame || timePos->frame >= handlePtr->maxFrame) + if (timePos->frame + frames < handlePtr->pool.startFrame || (timePos->frame >= handlePtr->maxFrame && ! handlePtr->loopMode)) { //fprintf(stderr, "P: non-continuous playback, out of reach %u vs %u\n", timePos->frame + frames, handlePtr->maxFrame); handlePtr->lastFrame = timePos->frame;