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| author | Paul B Mahol <onemda@gmail.com> | 2012-10-17 12:41:17 +0000 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2012-10-19 00:08:01 +0000 |
| commit | aadb7b3ac4fb07d003329cd5bcc4c6ab5b468510 (patch) | |
| tree | 159e1cd9b0e58044a1bdb33e3680ed723150c76a /libavcodec/c93.c | |
| parent | 05b0337025f629d0a6c6321147f06d0da5e32a62 (diff) | |
| download | ffmpeg-aadb7b3ac4fb07d003329cd5bcc4c6ab5b468510.tar.gz | |
lavc/c93: use meaningful error codes
Signed-off-by: Paul B Mahol <onemda@gmail.com>
Diffstat (limited to 'libavcodec/c93.c')
| -rw-r--r-- | libavcodec/c93.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/libavcodec/c93.c b/libavcodec/c93.c index 28135c091a..b53ee1b7d6 100644 --- a/libavcodec/c93.c +++ b/libavcodec/c93.c @@ -83,7 +83,7 @@ static inline int copy_block(AVCodecContext *avctx, uint8_t *to, if (from_y + height > HEIGHT) { av_log(avctx, AV_LOG_ERROR, "invalid offset %d during C93 decoding\n", offset); - return -1; + return AVERROR_INVALIDDATA; } if (overflow > 0) { @@ -127,16 +127,16 @@ static int decode_frame(AVCodecContext *avctx, void *data, AVFrame *picture = data; GetByteContext gb; uint8_t *out; - int stride, i, x, y, b, bt = 0; + int stride, ret, i, x, y, b, bt = 0; c93->currentpic ^= 1; newpic->reference = 3; newpic->buffer_hints = FF_BUFFER_HINTS_VALID | FF_BUFFER_HINTS_PRESERVE | FF_BUFFER_HINTS_REUSABLE | FF_BUFFER_HINTS_READABLE; - if (avctx->reget_buffer(avctx, newpic)) { + if ((ret = avctx->reget_buffer(avctx, newpic))) { av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n"); - return -1; + return ret; } stride = newpic->linesize[0]; @@ -167,7 +167,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, case C93_8X8_FROM_PREV: offset = bytestream2_get_le16(&gb); if (copy_block(avctx, out, copy_from, offset, 8, stride)) - return -1; + return AVERROR_INVALIDDATA; break; case C93_4X4_FROM_CURR: @@ -178,7 +178,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, offset = bytestream2_get_le16(&gb); if (copy_block(avctx, &out[j*stride+i], copy_from, offset, 4, stride)) - return -1; + return AVERROR_INVALIDDATA; } } break; @@ -225,7 +225,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, default: av_log(avctx, AV_LOG_ERROR, "unexpected type %x at %dx%d\n", block_type, x, y); - return -1; + return AVERROR_INVALIDDATA; } bt >>= 4; out += 8; |