[FFmpeg-cvslog] ivi_common: do not call MC for intra frames when dc_transform is unset

Anton Khirnov git at videolan.org
Thu Mar 14 04:47:33 CET 2013


ffmpeg | branch: release/1.1 | Anton Khirnov <anton at khirnov.net> | Wed Mar  6 09:41:44 2013 +0100| [74880e78d83031d612c941a383b810ff0c9d50c6] | committer: Reinhard Tartler

ivi_common: do not call MC for intra frames when dc_transform is unset

CC:libav-stable at libav.org
(cherry picked from commit 3ba40ebb6cc58753dc3746c718203bb31760deba)

Signed-off-by: Reinhard Tartler <siretart at tauware.de>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=74880e78d83031d612c941a383b810ff0c9d50c6
---

 libavcodec/ivi_common.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/libavcodec/ivi_common.c b/libavcodec/ivi_common.c
index 76782e5..3bdcbab 100644
--- a/libavcodec/ivi_common.c
+++ b/libavcodec/ivi_common.c
@@ -527,9 +527,10 @@ static int ivi_decode_blocks(GetBitContext *gb, IVIBandDesc *band, IVITile *tile
                 /* block not coded */
                 /* for intra blocks apply the dc slant transform */
                 /* for inter - perform the motion compensation without delta */
-                if (is_intra && band->dc_transform) {
-                    band->dc_transform(&prev_dc, band->buf + buf_offs,
-                                       band->pitch, blk_size);
+                if (is_intra) {
+                    if (band->dc_transform)
+                        band->dc_transform(&prev_dc, band->buf + buf_offs,
+                                           band->pitch, blk_size);
                 } else
                     mc_no_delta_func(band->buf + buf_offs,
                                      band->ref_buf + buf_offs + mv_y * band->pitch + mv_x,



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