[FFmpeg-cvslog] fraps: fix off-by one bug for version 1.

[Anton Khirnov]

ffmpeg | branch: release/1.1 | Anton Khirnov <anton at khirnov.net> | Tue Jan 29 17:19:08 2013 +0100| [00bf66785f7d10c37c1677058caec218a7c8fc08] | committer: Reinhard Tartler

fraps: fix off-by one bug for version 1.

CC:libav-stable at libav.org
(cherry picked from commit 2cd4068071b9a8908823a3107f97e938211045ce)

Conflicts:

	cmdutils.c
	libavcodec/fraps.c

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=00bf66785f7d10c37c1677058caec218a7c8fc08
---

 cmdutils.c              |    2 +-
 libavcodec/fraps.c      |    2 +-
 tests/ref/fate/fraps-v1 |    2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/cmdutils.c b/cmdutils.c
index dc7e7b2..45418af 100644
--- a/cmdutils.c
+++ b/cmdutils.c
@@ -1566,7 +1566,7 @@ static int alloc_buffer(FrameBuffer **pool, AVCodecContext *s, FrameBuffer **pbu
     /* XXX this shouldn't be needed, but some tests break without this line
      * those decoders are buggy and need to be fixed.
      * the following tests fail:
-     * cdgraphics, ansi, aasc, fraps-v1, qtrle-1bit
+     * cdgraphics, ansi, aasc, qtrle-1bit
      */
     memset(buf->base[0], 128, ret);
 
diff --git a/libavcodec/fraps.c b/libavcodec/fraps.c
index ba2f32a..6ac0c61 100644
--- a/libavcodec/fraps.c
+++ b/libavcodec/fraps.c
@@ -235,7 +235,7 @@ static int decode_frame(AVCodecContext *avctx,
 
         if (f->pict_type == AV_PICTURE_TYPE_I) {
             for(y=0; y<avctx->height; y++)
-                memcpy(&f->data[0][ (avctx->height-y)*f->linesize[0] ],
+                memcpy(&f->data[0][ (avctx->height - y -1) * f->linesize[0]],
                        &buf[y*avctx->width*3],
                        3*avctx->width);
         }
diff --git a/tests/ref/fate/fraps-v1 b/tests/ref/fate/fraps-v1
index 64392c3..29c7e37 100644
--- a/tests/ref/fate/fraps-v1
+++ b/tests/ref/fate/fraps-v1
@@ -1,2 +1,2 @@
 #tb 0: 1/25
-0,          0,          0,        1,   230400, 0x6bc891ff
+0,          0,          0,        1,   230400, 0x23c29d17