ptx: return meaningful error codes.

This commit is contained in:
Anton Khirnov 2012-11-17 13:46:51 +01:00
parent b2a7b81b9c
commit a0ffcee1ee
1 changed files with 5 additions and 4 deletions

View File

@ -46,6 +46,7 @@ static int ptx_decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
AVFrame *picture = data; AVFrame *picture = data;
AVFrame * const p = &s->picture; AVFrame * const p = &s->picture;
unsigned int offset, w, h, y, stride, bytes_per_pixel; unsigned int offset, w, h, y, stride, bytes_per_pixel;
int ret;
uint8_t *ptr; uint8_t *ptr;
if (buf_end - buf < 14) if (buf_end - buf < 14)
@ -72,13 +73,13 @@ static int ptx_decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
if (p->data[0]) if (p->data[0])
avctx->release_buffer(avctx, p); avctx->release_buffer(avctx, p);
if (av_image_check_size(w, h, 0, avctx)) if ((ret = av_image_check_size(w, h, 0, avctx)) < 0)
return -1; return ret;
if (w != avctx->width || h != avctx->height) if (w != avctx->width || h != avctx->height)
avcodec_set_dimensions(avctx, w, h); avcodec_set_dimensions(avctx, w, h);
if (ff_get_buffer(avctx, p) < 0) { if ((ret = ff_get_buffer(avctx, p)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return -1; return ret;
} }
p->pict_type = AV_PICTURE_TYPE_I; p->pict_type = AV_PICTURE_TYPE_I;