Fixes initialization errors for some AVI files
---
libavcodec/audiotoolboxdec.c | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/libavcodec/audiotoolboxdec.c b/libavcodec/audiotoolboxdec.c
index 2740648..80b1f33 100644
--- a/libavcodec/audiotoolboxdec.c
+++ b/libavcodec/audiotoolboxdec.c
@@ -261,10 +261,17 @@ static uint8_t* ffat_get_magic_cookie(AVCodecContext
*avctx, UInt32 *cookie_size
}
}
+static av_cold int ffat_usable_extradata(AVCodecContext *avctx)
+{
+ return avctx->extradata_size &&
+ (avctx->codec_id == AV_CODEC_ID_ALAC ||
+ avctx->codec_id == AV_CODEC_ID_AAC);
+}
+
static int ffat_set_extradata(AVCodecContext *avctx)
{
ATDecodeContext *at = avctx->priv_data;
- if (avctx->extradata_size) {
+ if (ffat_usable_extradata(avctx)) {
OSStatus status;
UInt32 cookie_size;
uint8_t *cookie = ffat_get_magic_cookie(avctx, &cookie_size);
@@ -305,7 +312,7 @@ static av_cold int ffat_create_decoder(AVCodecContext
*avctx, AVPacket *pkt)
avctx->sample_fmt = sample_fmt;
- if (avctx->extradata) {
+ if (ffat_usable_extradata(avctx)) {
UInt32 format_size = sizeof(in_format);
UInt32 cookie_size;
uint8_t *cookie = ffat_get_magic_cookie(avctx, &cookie_size);
@@ -384,7 +391,7 @@ static av_cold int ffat_create_decoder(AVCodecContext
*avctx, AVPacket *pkt)
static av_cold int ffat_init_decoder(AVCodecContext *avctx)
{
- if ((avctx->channels && avctx->sample_rate) || avctx->extradata_size)
+ if ((avctx->channels && avctx->sample_rate) ||
ffat_usable_extradata(avctx))
return ffat_create_decoder(avctx, NULL);
else
return 0;
--
2.7.3
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