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output/osx: use DynamicFifoBuffer instead of struct fifo_buffer

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This commit is contained in:
Max Kellermann 2013-12-19 10:49:31 +01:00
parent 5f14704eee
commit 0e84d71559
1 changed files with 21 additions and 26 deletions
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47
src/output/OSXOutputPlugin.cxx
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@ -20,7 +20,7 @@
#include "config.h"
#include "OSXOutputPlugin.hxx"
#include "OutputAPI.hxx"
#include "util/fifo_buffer.h"
#include "utill/DynamicFifoBuffer.hxx"
#include "util/Error.hxx"
#include "util/Domain.hxx"
#include "thread/Mutex.hxx"
@ -44,7 +44,7 @@ struct OSXOutput {
Mutex mutex;
Cond condition;
struct fifo_buffer *buffer;
DynamicFifoBuffer<uint8_t> *buffer;
};
static constexpr Domain osx_output_domain("osx_output");
@ -207,22 +207,19 @@ osx_render(void *vdata,
od->mutex.lock();
size_t nbytes;
const void *src = fifo_buffer_read(od->buffer, &nbytes);
auto src = od->buffer->Read();
if (!src.IsEmpty()) {
if (src.size > buffer_size)
src.size = buffer_size;
if (src != NULL) {
if (nbytes > buffer_size)
nbytes = buffer_size;
memcpy(buffer->mData, src, nbytes);
fifo_buffer_consume(od->buffer, nbytes);
} else
nbytes = 0;
memcpy(buffer->mData, src.data, src.size);
od->buffer->Consume(src.size);
}
od->condition.signal();
od->mutex.unlock();
buffer->mDataByteSize = nbytes;
buffer->mDataByteSize = src.size;
unsigned i;
for (i = 1; i < buffer_list->mNumberBuffers; ++i) {
@ -298,7 +295,7 @@ osx_output_cancel(struct audio_output *ao)
OSXOutput *od = (OSXOutput *)ao;
const ScopeLock protect(od->mutex);
fifo_buffer_clear(od->buffer);
od->buffer->Clear();
}
static void
@ -309,7 +306,7 @@ osx_output_close(struct audio_output *ao)
AudioOutputUnitStop(od->au);
AudioUnitUninitialize(od->au);
fifo_buffer_free(od->buffer);
delete od->buffer;
}
static bool
@ -370,8 +367,8 @@ osx_output_open(struct audio_output *ao, AudioFormat &audio_format,
}
/* create a buffer of 1s */
od->buffer = fifo_buffer_new(audio_format.sample_rate *
audio_format.GetFrameSize());
od->buffer = new DynamicFifoBuffer<uint8_t>(audio_format.sample_rate *
audio_format.GetFrameSize());
status = AudioOutputUnitStart(od->au);
if (status != 0) {
@ -393,23 +390,21 @@ osx_output_play(struct audio_output *ao, const void *chunk, size_t size,
const ScopeLock protect(od->mutex);
void *dest;
size_t max_length;
DynamicFifoBuffer<uint8_t>::Range dest;
while (true) {
dest = fifo_buffer_write(od->buffer, &max_length);
if (dest != NULL)
dest = od->buffer->Write();
if (!dest.IsEmpty())
break;
/* wait for some free space in the buffer */
od->condition.wait(od->mutex);
}
if (size > max_length)
size = max_length;
if (size > dest.size)
size = dest.size;
memcpy(dest, chunk, size);
fifo_buffer_append(od->buffer, size);
memcpy(dest.data, chunk, size);
od->buffer->Append(size);
return size;
}