diff --git a/audio/audio.c b/audio/audio.c index 341edc4d00..8587e3d152 100644 --- a/audio/audio.c +++ b/audio/audio.c @@ -1484,12 +1484,34 @@ size_t audio_generic_put_buffer_out(HWVoiceOut *hw, void *buf, size_t size) size_t audio_generic_write(HWVoiceOut *hw, void *buf, size_t size) { - size_t dst_size, copy_size; - void *dst = hw->pcm_ops->get_buffer_out(hw, &dst_size); - copy_size = MIN(size, dst_size); + size_t total = 0; - memcpy(dst, buf, copy_size); - return hw->pcm_ops->put_buffer_out(hw, dst, copy_size); + while (total < size) { + size_t dst_size = size - total; + size_t copy_size, proc; + void *dst = hw->pcm_ops->get_buffer_out(hw, &dst_size); + + if (dst_size == 0) { + break; + } + + copy_size = MIN(size - total, dst_size); + if (dst) { + memcpy(dst, (char *)buf + total, copy_size); + } + proc = hw->pcm_ops->put_buffer_out(hw, dst, copy_size); + total += proc; + + if (proc == 0 || proc < copy_size) { + break; + } + } + + if (hw->pcm_ops->run_buffer_out) { + hw->pcm_ops->run_buffer_out(hw); + } + + return total; } size_t audio_generic_read(HWVoiceIn *hw, void *buf, size_t size)