[SCM] libav/experimental: Use memcpy instead of per-pixel copy loop for rgb lcl format

siretart at users.alioth.debian.org siretart at users.alioth.debian.org
Sun Jun 30 16:46:47 UTC 2013


The following commit has been merged in the experimental branch:
commit bb790168516b4a864ee8743c5900f8a6e495e1ce
Author: Reimar Döffinger <Reimar.Doeffinger at gmx.de>
Date:   Sat May 30 11:20:07 2009 +0000

    Use memcpy instead of per-pixel copy loop for rgb lcl format
    
    Originally committed as revision 18997 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavcodec/lcldec.c b/libavcodec/lcldec.c
index b69e265..6c97c6b 100644
--- a/libavcodec/lcldec.c
+++ b/libavcodec/lcldec.c
@@ -432,12 +432,8 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
     case IMGTYPE_RGB24:
         for (row = height - 1; row >= 0; row--) {
             pixel_ptr = row * c->pic.linesize[0];
-            for (col = 0; col < width; col++) {
-                outptr[pixel_ptr++] = encoded[0];
-                outptr[pixel_ptr++] = encoded[1];
-                outptr[pixel_ptr++] = encoded[2];
-                encoded += 3;
-            }
+            memcpy(outptr + pixel_ptr, encoded, 3 * width);
+            encoded += 3 * width;
         }
         break;
     case IMGTYPE_YUV411:

-- 
Libav/FFmpeg packaging



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