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avcodec/ansi: Fix right/bottom end checks

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-05-02 02:16:41 +02:00
parent e91fd754c6
commit 6021615bbe
1 changed files with 2 additions and 2 deletions
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4
libavcodec/ansi.c
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@ -116,7 +116,7 @@ static void hscroll(AVCodecContext *avctx)
AnsiContext *s = avctx->priv_data; AnsiContext *s = avctx->priv_data;
int i; int i;
if (s->y < avctx->height - s->font_height) { if (s->y <= avctx->height - 2*s->font_height) {
s->y += s->font_height; s->y += s->font_height;
return; 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, 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->frame->linesize[0], s->font, s->font_height, c, fg, bg);
s->x += FONT_WIDTH; s->x += FONT_WIDTH;
if (s->x >= avctx->width) { if (s->x > avctx->width - FONT_WIDTH) {
s->x = 0; s->x = 0;
hscroll(avctx); hscroll(avctx);
} }