Add av_get_bits_per_sample_format()

Originally committed as revision 10099 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 16 insertions, 0 deletions

diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index 5f10ffbe86..c381f03f20 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -1322,6 +1322,22 @@ int av_get_bits_per_sample(enum CodecID codec_id){
     }
 }
 
+int av_get_bits_per_sample_format(enum SampleFormat sample_fmt) {
+    switch (sample_fmt) {
+    case SAMPLE_FMT_U8:
+        return 8;
+    case SAMPLE_FMT_S16:
+        return 16;
+    case SAMPLE_FMT_S24:
+        return 24;
+    case SAMPLE_FMT_S32:
+    case SAMPLE_FMT_FLT:
+        return 32;
+    default:
+        return 0;
+    }
+}
+
 #if !defined(HAVE_THREADS)
 int avcodec_thread_init(AVCodecContext *s, int thread_count){
     return -1;