swresample: Add swr_get_out_samples()

Previous version reviewed-by: Pavel Koshevoy <pkoshevoy@gmail.com>
Previous version reviewed-by: wm4 <nfxjfg@googlemail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 2 insertions, 0 deletions

diff --git a/libswresample/swresample_internal.h b/libswresample/swresample_internal.h
index 774593938b..7595588f41 100644
--- a/libswresample/swresample_internal.h
+++ b/libswresample/swresample_internal.h
@@ -76,6 +76,7 @@ typedef int     (* resample_flush_func)(struct SwrContext *c);
 typedef int     (* set_compensation_func)(struct ResampleContext *c, int sample_delta, int compensation_distance);
 typedef int64_t (* get_delay_func)(struct SwrContext *s, int64_t base);
 typedef int     (* invert_initial_buffer_func)(struct ResampleContext *c, AudioData *dst, const AudioData *src, int src_size, int *dst_idx, int *dst_count);
+typedef int64_t (* get_out_samples_func)(struct SwrContext *s, int in_samples);
 
 struct Resampler {
   resample_init_func            init;
@@ -85,6 +86,7 @@ struct Resampler {
   set_compensation_func         set_compensation;
   get_delay_func                get_delay;
   invert_initial_buffer_func    invert_initial_buffer;
+  get_out_samples_func          get_out_samples;
 };
 
 extern struct Resampler const swri_resampler;