On Thu, Oct 15, 2015 at 9:31 PM, Ganesh Ajjanagadde <gajjanaga...@gmail.com> wrote: > This will trigger a few warnings (e.g in avfilter) that need to be > fixed. > > Signed-off-by: Ganesh Ajjanagadde <gajjanaga...@gmail.com> > --- > libswresample/swresample.h | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/libswresample/swresample.h b/libswresample/swresample.h > index 10eaebc..d21084f 100644 > --- a/libswresample/swresample.h > +++ b/libswresample/swresample.h > @@ -220,6 +220,7 @@ struct SwrContext *swr_alloc(void); > * @param[in,out] s Swr context to initialize > * @return AVERROR error code in case of failure. > */ > +av_warn_unused_result > int swr_init(struct SwrContext *s); > > /** > @@ -307,6 +308,7 @@ void swr_close(struct SwrContext *s); > * > * @return number of samples output per channel, negative value on error > */ > +av_warn_unused_result > int swr_convert(struct SwrContext *s, uint8_t **out, int out_count, > const uint8_t **in , int in_count); > > @@ -354,6 +356,7 @@ int64_t swr_next_pts(struct SwrContext *s, int64_t pts); > * @li compensation unsupported by resampler, or > * @li swr_init() fails when called. > */ > +av_warn_unused_result > int swr_set_compensation(struct SwrContext *s, int sample_delta, int > compensation_distance); > > /** > @@ -364,6 +367,7 @@ int swr_set_compensation(struct SwrContext *s, int > sample_delta, int compensatio > * indexes, -1 for a muted channel) > * @return >= 0 on success, or AVERROR error code in case of failure. > */ > +av_warn_unused_result > int swr_set_channel_mapping(struct SwrContext *s, const int *channel_map); > > /** > @@ -375,6 +379,7 @@ int swr_set_channel_mapping(struct SwrContext *s, const > int *channel_map); > * @param stride offset between lines of the matrix > * @return >= 0 on success, or AVERROR error code in case of failure. > */ > +av_warn_unused_result > int swr_set_matrix(struct SwrContext *s, const double *matrix, int stride); > > /** > @@ -395,6 +400,7 @@ int swr_set_matrix(struct SwrContext *s, const double > *matrix, int stride); > * > * @return >= 0 on success, or a negative AVERROR code on failure > */ > +av_warn_unused_result > int swr_drop_output(struct SwrContext *s, int count); > > /** > @@ -408,6 +414,7 @@ int swr_drop_output(struct SwrContext *s, int count); > * > * @return >= 0 on success, or a negative AVERROR code on failure > */ > +av_warn_unused_result > int swr_inject_silence(struct SwrContext *s, int count); > > /** > @@ -526,6 +533,7 @@ const char *swresample_license(void); > * @return 0 on success, AVERROR on failure or nonmatching > * configuration. > */ > +av_warn_unused_result > int swr_convert_frame(SwrContext *swr, > AVFrame *output, const AVFrame *input); > > @@ -543,6 +551,7 @@ int swr_convert_frame(SwrContext *swr, > * @param input input AVFrame > * @return 0 on success, AVERROR on failure. > */ > +av_warn_unused_result > int swr_config_frame(SwrContext *swr, const AVFrame *out, const AVFrame *in); > > /** > -- > 2.6.1 >
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