diff options
| author | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2012-01-22 13:17:53 +0100 |
|---|---|---|
| committer | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2012-01-28 22:01:05 +0100 |
| commit | a0eb8de5e01a6401c3b310b5221ab7c3bc485f12 (patch) | |
| tree | 4ccc808ebe29dd5102e946195689d0acf0d44e4f /libavcodec/eacmv.c | |
| parent | 0b378e8aa99e24f5d1b128abaaf1572542ce86f1 (diff) | |
Merge palette-only header with actual video frame.
This fixes the video frame pts (off by one for each MVIh)
and makes the "key frames" decode stand-alone (MVIh
contains only palette, such a palette-only frame being
marked as key frame is not really correct).
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
Diffstat (limited to 'libavcodec/eacmv.c')
| -rw-r--r-- | libavcodec/eacmv.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/libavcodec/eacmv.c b/libavcodec/eacmv.c index 8a8d6a9cef..82ec9fc9fc 100644 --- a/libavcodec/eacmv.c +++ b/libavcodec/eacmv.c @@ -162,8 +162,11 @@ static int cmv_decode_frame(AVCodecContext *avctx, return AVERROR_INVALIDDATA; if (AV_RL32(buf)==MVIh_TAG||AV_RB32(buf)==MVIh_TAG) { + unsigned size = AV_RL32(buf + 4); cmv_process_header(s, buf+EA_PREAMBLE_SIZE, buf_end); - return buf_size; + if (size > buf_end - buf - EA_PREAMBLE_SIZE) + return -1; + buf += size; } if (av_image_check_size(s->width, s->height, 0, s->avctx)) |