Moved out avcodec SampleFormat -> VLC formats to its own function.

(cherry picked manually from commit cc4676bf)

modules/codec/avcodec/audio.c

@@ -469,41 +469,47 @@ static const uint64_t pi_channels_map[][2] =
 };
 #endif
 
-static void SetupOutputFormat( decoder_t *p_dec, bool b_trust )
+void GetVlcAudioFormat( vlc_fourcc_t *pi_codec, unsigned *pi_bits, int i_sample_fmt )
 {
-    decoder_sys_t *p_sys = p_dec->p_sys;
-
-#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT( 51, 65, 0 )
-    switch( p_sys->p_context->sample_fmt )
+    switch( i_sample_fmt )
     {
     case SAMPLE_FMT_U8:
-        p_dec->fmt_out.i_codec = VLC_CODEC_U8;
-        p_dec->fmt_out.audio.i_bitspersample = 8;
+        *pi_codec = VLC_CODEC_U8;
+        *pi_bits = 8;
         break;
     case SAMPLE_FMT_S32:
-        p_dec->fmt_out.i_codec = VLC_CODEC_S32N;
-        p_dec->fmt_out.audio.i_bitspersample = 32;
+        *pi_codec = VLC_CODEC_S32N;
+        *pi_bits = 32;
         break;
     case SAMPLE_FMT_FLT:
-        p_dec->fmt_out.i_codec = VLC_CODEC_FL32;
-        p_dec->fmt_out.audio.i_bitspersample = 32;
+        *pi_codec = VLC_CODEC_FL32;
+        *pi_bits = 32;
         break;
     case SAMPLE_FMT_DBL:
-        p_dec->fmt_out.i_codec = VLC_CODEC_FL64;
-        p_dec->fmt_out.audio.i_bitspersample = 64;
+        *pi_codec = VLC_CODEC_FL64;
+        *pi_bits = 64;
         break;
 
     case SAMPLE_FMT_S16:
     default:
-        p_dec->fmt_out.i_codec = VLC_CODEC_S16N;
-        p_dec->fmt_out.audio.i_bitspersample = 16;
+        *pi_codec = VLC_CODEC_S16N;
+        *pi_bits = 16;
         break;
     }
+}
+static void SetupOutputFormat( decoder_t *p_dec, bool b_trust )
+{
+    decoder_sys_t *p_sys = p_dec->p_sys;
+
+#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT( 51, 65, 0 )
+    GetVlcAudioFormat( &p_dec->fmt_out.i_codec,
+                       &p_dec->fmt_out.audio.i_bitspersample,
+                       p_sys->p_context->sample_fmt );
 #else
     p_dec->fmt_out.i_codec = VLC_CODEC_S16N;
     p_dec->fmt_out.audio.i_bitspersample = 16;
 #endif
-    p_dec->fmt_out.audio.i_rate     = p_sys->p_context->sample_rate;
+    p_dec->fmt_out.audio.i_rate = p_sys->p_context->sample_rate;
 
     /* */
 #if defined(LIBAVCODEC_AUDIO_LAYOUT)

modules/codec/avcodec/avcodec.h

@@ -29,6 +29,7 @@ int GetVlcFourcc( int i_ffmpeg_codec, int *pi_cat,
 int TestFfmpegChroma( const int i_ffmpeg_id, const vlc_fourcc_t i_vlc_fourcc );
 int GetFfmpegChroma( int *i_ffmpeg_chroma, const video_format_t fmt );
 int GetVlcChroma( video_format_t *fmt, const int i_ffmpeg_chroma );
+void GetVlcAudioFormat( vlc_fourcc_t *, unsigned *pi_bits, int i_sample_fmt );
 
 
 picture_t * DecodeVideo    ( decoder_t *, block_t ** );