[FFmpeg-cvslog] H.264: fix 4:4:4 cropping warning

[Jason Garrett-Glaser]

ffmpeg | branch: release/0.7 | Jason Garrett-Glaser <jason at x264.com> | Tue Jun 21 04:16:33 2011 -0700| [f84c349b3b765f8d5c7a79a69ef9f8bb23cbfd83] | committer: Michael Niedermayer

H.264: fix 4:4:4 cropping warning
(cherry picked from commit 932db250243812380640112fd27a59bc0642bc8a)

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f84c349b3b765f8d5c7a79a69ef9f8bb23cbfd83
---

 libavcodec/h264_ps.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/libavcodec/h264_ps.c b/libavcodec/h264_ps.c
index 75a0af7..61fb12c 100644
--- a/libavcodec/h264_ps.c
+++ b/libavcodec/h264_ps.c
@@ -396,6 +396,7 @@ int ff_h264_decode_seq_parameter_set(H264Context *h){
 #endif
     sps->crop= get_bits1(&s->gb);
     if(sps->crop){
+        int crop_limit = sps->chroma_format_idc == 3 ? 16 : 8;
         sps->crop_left  = get_ue_golomb(&s->gb);
         sps->crop_right = get_ue_golomb(&s->gb);
         sps->crop_top   = get_ue_golomb(&s->gb);
@@ -403,7 +404,7 @@ int ff_h264_decode_seq_parameter_set(H264Context *h){
         if(sps->crop_left || sps->crop_top){
             av_log(h->s.avctx, AV_LOG_ERROR, "insane cropping not completely supported, this could look slightly wrong ...\n");
         }
-        if(sps->crop_right >= (8<<CHROMA444) || sps->crop_bottom >= (8<<CHROMA444)){
+        if(sps->crop_right >= crop_limit || sps->crop_bottom >= crop_limit){
             av_log(h->s.avctx, AV_LOG_ERROR, "brainfart cropping not supported, this could look slightly wrong ...\n");
         }
     }else{