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qdm2: print error messages instead of just retunring failures

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-05-08 23:09:45 +02:00
parent badb0c07d4
commit 66337bf9d5
1 changed files with 9 additions and 3 deletions
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12
libavcodec/qdm2.c
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@ -888,8 +888,10 @@ static int synthfilt_build_sb_samples (QDM2Context *q, GetBitContext *gb, int le
case 30:
if (get_bits_left(gb) >= 4) {
unsigned index = qdm2_get_vlc(gb, &vlc_tab_type30, 0, 1);
if (index >= FF_ARRAY_ELEMS(type30_dequant))
if (index >= FF_ARRAY_ELEMS(type30_dequant)) {
av_log(NULL, AV_LOG_ERROR, "index %d out of type30_dequant array\n", index);
return AVERROR_INVALIDDATA;
}
samples[0] = type30_dequant[index];
} else
samples[0] = SB_DITHERING_NOISE(sb,q->noise_idx);
@ -906,8 +908,10 @@ static int synthfilt_build_sb_samples (QDM2Context *q, GetBitContext *gb, int le
type34_first = 0;
} else {
unsigned index = qdm2_get_vlc(gb, &vlc_tab_type34, 0, 1);
if (index >= FF_ARRAY_ELEMS(type34_delta))
if (index >= FF_ARRAY_ELEMS(type34_delta)) {
av_log(NULL, AV_LOG_ERROR, "index %d out of type34_delta array\n", index);
return AVERROR_INVALIDDATA;
}
samples[0] = type34_delta[index] / type34_div + type34_predictor;
type34_predictor = samples[0];
}
@ -1834,8 +1838,10 @@ static av_cold int qdm2_decode_init(AVCodecContext *avctx)
avctx->channels = s->nb_channels = s->channels = AV_RB32(extradata);
extradata += 4;
if (s->channels > MPA_MAX_CHANNELS)
if (s->channels > MPA_MAX_CHANNELS) {
av_log(avctx, AV_LOG_ERROR, "Too many channels\n");
return AVERROR_INVALIDDATA;
}
avctx->sample_rate = AV_RB32(extradata);
extradata += 4;