Merge remote-tracking branch 'qatar/master'

[ffmpeg] / libavcodec / flacdec.c

diff --git a/libavcodec/flacdec.c b/libavcodec/flacdec.c
index dc6bcaab57e0dac06ea049ee9565239bc9aac18a..82c4e807dd673d6e65685e15784bd703051952e5 100644 (file)
--- a/libavcodec/flacdec.c
+++ b/libavcodec/flacdec.c
@@ -33,6 +33,7 @@
 
 #include <limits.h>
 
+#include "libavutil/audioconvert.h"
 #include "libavutil/crc.h"
 #include "avcodec.h"
 #include "internal.h"
@@ -62,6 +63,15 @@ typedef struct FLACContext {
     int32_t *decoded[FLAC_MAX_CHANNELS];    ///< decoded samples
 } FLACContext;
 
+static const int64_t flac_channel_layouts[6] = {
+    AV_CH_LAYOUT_MONO,
+    AV_CH_LAYOUT_STEREO,
+    AV_CH_LAYOUT_SURROUND,
+    AV_CH_LAYOUT_QUAD,
+    AV_CH_LAYOUT_5POINT0,
+    AV_CH_LAYOUT_5POINT1
+};
+
 static void allocate_buffers(FLACContext *s);
 
 int avpriv_flac_is_extradata_valid(AVCodecContext *avctx,
@@ -120,6 +130,9 @@ static av_cold int flac_decode_init(AVCodecContext *avctx)
     avcodec_get_frame_defaults(&s->frame);
     avctx->coded_frame = &s->frame;
 
+    if (avctx->channels <= FF_ARRAY_ELEMS(flac_channel_layouts))
+        avctx->channel_layout = flac_channel_layouts[avctx->channels - 1];
+
     return 0;
 }
 
@@ -676,5 +689,5 @@ AVCodec ff_flac_decoder = {
     .close          = flac_decode_close,
     .decode         = flac_decode_frame,
     .capabilities   = CODEC_CAP_DR1,
-    .long_name= NULL_IF_CONFIG_SMALL("FLAC (Free Lossless Audio Codec)"),
+    .long_name      = NULL_IF_CONFIG_SMALL("FLAC (Free Lossless Audio Codec)"),
 };