vqavideo: return more meaningful error codes

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2012-10-30 03:28:05 +00:00
parent 4b7f34a34e
commit 5f614bcf2c

View File

@ -129,20 +129,20 @@ static av_cold int vqa_decode_init(AVCodecContext *avctx)
/* make sure the extradata made it */
if (s->avctx->extradata_size != VQA_HEADER_SIZE) {
av_log(s->avctx, AV_LOG_ERROR, "expected extradata size of %d\n", VQA_HEADER_SIZE);
return -1;
return AVERROR_INVALIDDATA;
}
/* load up the VQA parameters from the header */
s->vqa_version = s->avctx->extradata[0];
if (s->vqa_version < 1 || s->vqa_version > 3) {
av_log(s->avctx, AV_LOG_ERROR, "unsupported version %d\n", s->vqa_version);
return -1;
return AVERROR_PATCHWELCOME;
}
s->width = AV_RL16(&s->avctx->extradata[6]);
s->height = AV_RL16(&s->avctx->extradata[8]);
if(av_image_check_size(s->width, s->height, 0, avctx)){
s->width= s->height= 0;
return -1;
return AVERROR_INVALIDDATA;
}
s->vector_width = s->avctx->extradata[10];
s->vector_height = s->avctx->extradata[11];
@ -152,7 +152,7 @@ static av_cold int vqa_decode_init(AVCodecContext *avctx)
if ((s->vector_width != 4) ||
((s->vector_height != 2) && (s->vector_height != 4))) {
/* return without further initialization */
return -1;
return AVERROR_INVALIDDATA;
}
if (s->width % s->vector_width || s->height % s->vector_height) {
@ -593,9 +593,9 @@ static int vqa_decode_frame(AVCodecContext *avctx,
if (s->frame.data[0])
avctx->release_buffer(avctx, &s->frame);
if (avctx->get_buffer(avctx, &s->frame)) {
if ((res = avctx->get_buffer(avctx, &s->frame))) {
av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return -1;
return res;
}
bytestream2_init(&s->gb, avpkt->data, avpkt->size);