[FFmpeg-cvslog] avcodec/ansi: Fix right/bottom end checks

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu May  2 02:16:41 2013 +0200| [6021615bbe393381f23b34a7cd0dcfd1a42687ba] | committer: Michael Niedermayer

avcodec/ansi: Fix right/bottom end checks

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6021615bbe393381f23b34a7cd0dcfd1a42687ba
---

 libavcodec/ansi.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/ansi.c b/libavcodec/ansi.c
index 07eeaff..68132df 100644
--- a/libavcodec/ansi.c
+++ b/libavcodec/ansi.c
@@ -116,7 +116,7 @@ static void hscroll(AVCodecContext *avctx)
     AnsiContext *s = avctx->priv_data;
     int i;
 
-    if (s->y < avctx->height - s->font_height) {
+    if (s->y <= avctx->height - 2*s->font_height) {
         s->y += s->font_height;
         return;
     }
@@ -169,7 +169,7 @@ static void draw_char(AVCodecContext *avctx, int c)
     ff_draw_pc_font(s->frame->data[0] + s->y * s->frame->linesize[0] + s->x,
                     s->frame->linesize[0], s->font, s->font_height, c, fg, bg);
     s->x += FONT_WIDTH;
-    if (s->x >= avctx->width) {
+    if (s->x > avctx->width - FONT_WIDTH) {
         s->x = 0;
         hscroll(avctx);
     }