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authorGanesh Ajjanagadde <gajjanagadde@gmail.com>2015-10-15 21:57:38 -0400
committerGanesh Ajjanagadde <gajjanagadde@gmail.com>2015-10-16 07:54:36 -0400
commit5e80a6cd315debe462feaf30b635c07cb0f44abb (patch)
tree45404e679f1141f19010e8ad639bf47658bae862
parent0418541d5d3f4eada6ce6f250f159ce569f180bc (diff)
downloadffmpeg-5e80a6cd315debe462feaf30b635c07cb0f44abb.tar.gz
avdevice/alsa: add av_warn_unused_result
This does not trigger any warnings, but adds robustness. Reviewed-by: Nicolas George <george@nsup.org> Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
-rw-r--r--libavdevice/alsa.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/libavdevice/alsa.h b/libavdevice/alsa.h
index f8b7449cd0..cd41d965f7 100644
--- a/libavdevice/alsa.h
+++ b/libavdevice/alsa.h
@@ -74,6 +74,7 @@ typedef struct AlsaData {
*
* @return 0 if OK, AVERROR_xxx on error
*/
+av_warn_unused_result
int ff_alsa_open(AVFormatContext *s, snd_pcm_stream_t mode,
unsigned int *sample_rate,
int channels, enum AVCodecID *codec_id);
@@ -95,10 +96,13 @@ int ff_alsa_close(AVFormatContext *s1);
*
* @return 0 if OK, AVERROR_xxx on error
*/
+av_warn_unused_result
int ff_alsa_xrun_recover(AVFormatContext *s1, int err);
+av_warn_unused_result
int ff_alsa_extend_reorder_buf(AlsaData *s, int size);
+av_warn_unused_result
int ff_alsa_get_device_list(AVDeviceInfoList *device_list, snd_pcm_stream_t stream_type);
#endif /* AVDEVICE_ALSA_H */