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cyuv: return meaningful error codes.

This commit is contained in:
Anton Khirnov 2012-11-20 12:10:13 +01:00
parent 6837bd6e49
commit 0859eaa012
1 changed files with 5 additions and 4 deletions
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9
libavcodec/cyuv.c
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@ -52,7 +52,7 @@ static av_cold int cyuv_decode_init(AVCodecContext *avctx)
s->width = avctx->width;
/* width needs to be divisible by 4 for this codec to work */
if (s->width & 0x3)
return -1;
return AVERROR_INVALIDDATA;
s->height = avctx->height;
avctx->pix_fmt = AV_PIX_FMT_YUV411P;
@ -83,6 +83,7 @@ static int cyuv_decode_frame(AVCodecContext *avctx,
int stream_ptr;
unsigned char cur_byte;
int pixel_groups;
int ret;
if (avctx->codec_id == AV_CODEC_ID_AURA) {
y_table = u_table;
@ -95,7 +96,7 @@ static int cyuv_decode_frame(AVCodecContext *avctx,
if (buf_size != 48 + s->height * (s->width * 3 / 4)) {
av_log(avctx, AV_LOG_ERROR, "got a buffer with %d bytes when %d were expected\n",
buf_size, 48 + s->height * (s->width * 3 / 4));
return -1;
return AVERROR_INVALIDDATA;
}
/* pixel data starts 48 bytes in, after 3x16-byte tables */
@ -106,9 +107,9 @@ static int cyuv_decode_frame(AVCodecContext *avctx,
s->frame.buffer_hints = FF_BUFFER_HINTS_VALID;
s->frame.reference = 0;
if (ff_get_buffer(avctx, &s->frame) < 0) {
if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return -1;
return ret;
}
y_plane = s->frame.data[0];