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Merge commit '5edded9df31bc4712a023f89941b4c278f1bd6f5'

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* commit '5edded9df31bc4712a023f89941b4c278f1bd6f5':
  smacker: Improve error handling

See c1947015b2

Merged-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2017-11-01 14:13:04 -03:00
commit bc98788dd2
1 changed files with 8 additions and 7 deletions
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15
libavcodec/smacker.c
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@ -279,8 +279,9 @@ static int smacker_decode_header_tree(SmackVContext *smk, GetBitContext *gb, int
goto error;
}
if (smacker_decode_bigtree(gb, &huff, &ctx, 0) < 0)
err = -1;
res = smacker_decode_bigtree(gb, &huff, &ctx, 0);
if (res < 0)
err = res;
skip_bits1(gb);
if(ctx.last[0] == -1) ctx.last[0] = huff.current++;
if(ctx.last[1] == -1) ctx.last[1] = huff.current++;
@ -600,7 +601,7 @@ static av_cold int smka_decode_init(AVCodecContext *avctx)
{
if (avctx->channels < 1 || avctx->channels > 2) {
av_log(avctx, AV_LOG_ERROR, "invalid number of channels\n");
return AVERROR(EINVAL);
return AVERROR_INVALIDDATA;
}
avctx->channel_layout = (avctx->channels==2) ? AV_CH_LAYOUT_STEREO : AV_CH_LAYOUT_MONO;
avctx->sample_fmt = avctx->bits_per_coded_sample == 8 ? AV_SAMPLE_FMT_U8 : AV_SAMPLE_FMT_S16;
@ -630,7 +631,7 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data,
if (buf_size <= 4) {
av_log(avctx, AV_LOG_ERROR, "packet is too small\n");
return AVERROR(EINVAL);
return AVERROR_INVALIDDATA;
}
unp_size = AV_RL32(buf);
@ -652,11 +653,11 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data,
bits = get_bits1(&gb);
if (stereo ^ (avctx->channels != 1)) {
av_log(avctx, AV_LOG_ERROR, "channels mismatch\n");
return AVERROR(EINVAL);
return AVERROR_INVALIDDATA;
}
if (bits == (avctx->sample_fmt == AV_SAMPLE_FMT_U8)) {
av_log(avctx, AV_LOG_ERROR, "sample format mismatch\n");
return AVERROR(EINVAL);
return AVERROR_INVALIDDATA;
}
/* get output buffer */
@ -664,7 +665,7 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data,
if (unp_size % (avctx->channels * (bits + 1))) {
av_log(avctx, AV_LOG_ERROR,
"The buffer does not contain an integer number of samples\n");
return AVERROR(EINVAL);
return AVERROR_INVALIDDATA;
}
if ((ret = ff_get_buffer(avctx, frame, 0)) < 0)
return ret;