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| author | Paul B Mahol <onemda@gmail.com> | 2012-10-17 14:45:00 +0000 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2012-10-19 00:08:01 +0000 |
| commit | be536f084a989c91ce9bcb2068ae7b85310ad69c (patch) | |
| tree | 1c3dce11d522836f5a11032d2a8f9749405fe692 /libavcodec/xxan.c | |
| parent | 0bf40e0ef4218f96b465d5d619772f829d5cf73d (diff) | |
| download | ffmpeg-be536f084a989c91ce9bcb2068ae7b85310ad69c.tar.gz | |
xxan: return more meaningful error codes
Signed-off-by: Paul B Mahol <onemda@gmail.com>
Diffstat (limited to 'libavcodec/xxan.c')
| -rw-r--r-- | libavcodec/xxan.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/libavcodec/xxan.c b/libavcodec/xxan.c index f7ffa4e0f9..7a7b5ba277 100644 --- a/libavcodec/xxan.c +++ b/libavcodec/xxan.c @@ -134,7 +134,7 @@ static int xan_unpack(XanContext *s, } if (dest + size + size2 > dest_end || dest - orig_dest + size < back) - return -1; + return AVERROR_INVALIDDATA; bytestream2_get_buffer(&s->gb, dest, size); dest += size; av_memcpy_backptr(dest, back, size2); @@ -144,7 +144,7 @@ static int xan_unpack(XanContext *s, size = finish ? opcode & 3 : ((opcode & 0x1f) << 2) + 4; if (dest_end - dest < size) - return -1; + return AVERROR_INVALIDDATA; bytestream2_get_buffer(&s->gb, dest, size); dest += size; if (finish) @@ -168,7 +168,7 @@ static int xan_decode_chroma(AVCodecContext *avctx, unsigned chroma_off) return 0; if (chroma_off + 4 >= bytestream2_get_bytes_left(&s->gb)) { av_log(avctx, AV_LOG_ERROR, "Invalid chroma block position\n"); - return -1; + return AVERROR_INVALIDDATA; } bytestream2_seek(&s->gb, chroma_off + 4, SEEK_SET); mode = bytestream2_get_le16(&s->gb); @@ -179,7 +179,7 @@ static int xan_decode_chroma(AVCodecContext *avctx, unsigned chroma_off) if (offset >= bytestream2_get_bytes_left(&s->gb)) { av_log(avctx, AV_LOG_ERROR, "Invalid chroma block offset\n"); - return -1; + return AVERROR_INVALIDDATA; } bytestream2_skip(&s->gb, offset); @@ -187,7 +187,7 @@ static int xan_decode_chroma(AVCodecContext *avctx, unsigned chroma_off) dec_size = xan_unpack(s, s->scratch_buffer, s->buffer_size); if (dec_size < 0) { av_log(avctx, AV_LOG_ERROR, "Chroma unpacking failed\n"); - return -1; + return AVERROR_INVALIDDATA; } U = s->pic.data[1]; @@ -394,7 +394,7 @@ static int xan_decode_frame(AVCodecContext *avctx, break; default: av_log(avctx, AV_LOG_ERROR, "Unknown frame type %d\n", ftype); - return -1; + return AVERROR_INVALIDDATA; } if (ret) return ret; |