diff options
Diffstat (limited to 'src/pcm_buffer.h')
| -rw-r--r-- | src/pcm_buffer.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/pcm_buffer.h b/src/pcm_buffer.h index fe223c742..b132d4fd2 100644 --- a/src/pcm_buffer.h +++ b/src/pcm_buffer.h @@ -63,6 +63,10 @@ pcm_buffer_deinit(struct pcm_buffer *buffer) /** * Get the buffer, and guarantee a minimum size. This buffer becomes * invalid with the next pcm_buffer_get() call. + * + * This function will never return NULL, even if size is zero, because + * the PCM library uses the NULL return value to signal "error". An + * empty destination buffer is not always an error. */ G_GNUC_MALLOC void * |