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Merge commit '0f3a0b24dd6f595feaa4526e52ffa7d05c3d7840'

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* commit '0f3a0b24dd6f595feaa4526e52ffa7d05c3d7840':
  wavpack: add an error message to a failure.
  wavpack: return 0 instead of samples count from decoding functions

Conflicts:
	libavcodec/wavpack.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-05-28 11:08:24 +02:00
commit 8d4e934df9
1 changed files with 16 additions and 16 deletions
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32
libavcodec/wavpack.c
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@ -638,7 +638,7 @@ static inline int wv_unpack_stereo(WavpackFrameContext *s, GetBitContext *gb,
wv_check_crc(s, crc, crc_extra_bits))
return AVERROR_INVALIDDATA;
return count * 2;
return 0;
}
static inline int wv_unpack_mono(WavpackFrameContext *s, GetBitContext *gb,
@ -699,7 +699,7 @@ static inline int wv_unpack_mono(WavpackFrameContext *s, GetBitContext *gb,
wv_check_crc(s, crc, crc_extra_bits))
return AVERROR_INVALIDDATA;
return count;
return 0;
}
static av_cold int wv_alloc_frame_context(WavpackContext *c)
@ -765,7 +765,7 @@ static int wavpack_decode_block(AVCodecContext *avctx, int block_no,
WavpackFrameContext *s;
GetByteContext gb;
void *samples_l, *samples_r;
int samplecount;
int ret;
int got_terms = 0, got_weights = 0, got_samples = 0,
got_entropy = 0, got_bs = 0, got_float = 0, got_hybrid = 0;
int i, j, id, size, ssize, weights, t;
@ -799,7 +799,8 @@ static int wavpack_decode_block(AVCodecContext *avctx, int block_no,
if (!wc->mkv_mode) {
s->samples = bytestream2_get_le32(&gb);
if (s->samples != wc->samples) {
av_log(avctx, AV_LOG_ERROR, "mismatching sample count in block");
av_log(avctx, AV_LOG_ERROR, "Mismatching number of samples in "
"a sequence: %d and %d\n", wc->samples, s->samples);
return AVERROR_INVALIDDATA;
}
@ -1136,13 +1137,13 @@ static int wavpack_decode_block(AVCodecContext *avctx, int block_no,
}
if (s->stereo_in) {
samplecount = wv_unpack_stereo(s, &s->gb, samples_l, samples_r, avctx->sample_fmt);
if (samplecount < 0)
return samplecount;
ret = wv_unpack_stereo(s, &s->gb, samples_l, samples_r, avctx->sample_fmt);
if (ret < 0)
return ret;
} else {
samplecount = wv_unpack_mono(s, &s->gb, samples_l, avctx->sample_fmt);
if (samplecount < 0)
return samplecount;
ret = wv_unpack_mono(s, &s->gb, samples_l, avctx->sample_fmt);
if (ret < 0)
return ret;
if (s->stereo)
memcpy(samples_r, samples_l, bpp * s->samples);
@ -1150,7 +1151,7 @@ static int wavpack_decode_block(AVCodecContext *avctx, int block_no,
*got_frame_ptr = 1;
return samplecount * bpp;
return 0;
}
static void wavpack_decode_flush(AVCodecContext *avctx)
@ -1170,7 +1171,6 @@ static int wavpack_decode_frame(AVCodecContext *avctx, void *data,
int buf_size = avpkt->size;
AVFrame *frame = data;
int frame_size, ret, frame_flags;
int samplecount = 0;
if (avpkt->size < 12 + s->multichannel * 4)
return AVERROR_INVALIDDATA;
@ -1234,11 +1234,11 @@ static int wavpack_decode_frame(AVCodecContext *avctx, void *data,
wavpack_decode_flush(avctx);
return AVERROR_INVALIDDATA;
}
if ((samplecount = wavpack_decode_block(avctx, s->block,
frame->extended_data, got_frame_ptr,
buf, frame_size)) < 0) {
if ((ret = wavpack_decode_block(avctx, s->block,
frame->extended_data, got_frame_ptr,
buf, frame_size)) < 0) {
wavpack_decode_flush(avctx);
return samplecount;
return ret;
}
s->block++;
buf += frame_size;