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wmaprodec: require block_align to be set.

Avoids an infinite loop in the calling programs with decoder not
consuming any input and not returning output.

CC:libav-stable@libav.org
tags/n2.0
Anton Khirnov 12 years ago
parent
commit
cacad1c058
1 changed files with 5 additions and 0 deletions
  1. +5
    -0
      libavcodec/wmaprodec.c

+ 5
- 0
libavcodec/wmaprodec.c View File

@@ -277,6 +277,11 @@ static av_cold int decode_init(AVCodecContext *avctx)
int log2_max_num_subframes;
int num_possible_block_sizes;

if (!avctx->block_align) {
av_log(avctx, AV_LOG_ERROR, "block_align is not set\n");
return AVERROR(EINVAL);
}

s->avctx = avctx;
avpriv_float_dsp_init(&s->fdsp, avctx->flags & CODEC_FLAG_BITEXACT);



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