[FFmpeg-devel] [PATCH] avcodec/audiotoolboxdec: Fix decoding 24 Bit ALAC

Davis macdavis1992 at gmail.com
Mon Jul 8 19:35:21 EEST 2019


"avctx->bits_per_raw_sample" always returns 0.
Tested with 24 Bit ALAC. The result is bit-perfect.
Fix #7287.
---
 libavcodec/audiotoolboxdec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/audiotoolboxdec.c b/libavcodec/audiotoolboxdec.c
index 5c0a9de8f6..95bf9acc42 100644
--- a/libavcodec/audiotoolboxdec.c
+++ b/libavcodec/audiotoolboxdec.c
@@ -302,7 +302,7 @@ static av_cold int ffat_create_decoder(AVCodecContext *avctx, AVPacket *pkt)
     OSStatus status;
     int i;
 
-    enum AVSampleFormat sample_fmt = (avctx->bits_per_raw_sample == 32) ?
+    enum AVSampleFormat sample_fmt = (avctx->bits_per_coded_sample > 16) ?
                                      AV_SAMPLE_FMT_S32 : AV_SAMPLE_FMT_S16;
 
     AudioStreamBasicDescription in_format = {
-- 
2.20.1 (Apple Git-117)



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