RepoMirrors/ffmpeg
1
0
Fork 0
mirror of https://git.ffmpeg.org/ffmpeg.git synced 2025-02-17 12:27:18 +00:00
Code Issues Projects Releases Wiki Activity

ansi: fix possible use of uninitialized variables

Browse Source
This commit is contained in:
Vittorio Giovara 2013-10-27 18:14:02 +01:00
parent c0bba95c23
commit 3ea5f64fff
1 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
libavcodec/ansi.c
View File

@ -165,7 +165,10 @@ static void draw_char(AVCodecContext *avctx, int c)
static int execute_code(AVCodecContext * avctx, int c)
{
AnsiContext *s = avctx->priv_data;
int ret, i, width, height;
int ret, i;
int width = 0;
int height = 0;
switch(c) {
case 'A': //Cursor Up
s->y = FFMAX(s->y - (s->nb_args > 0 ? s->args[0]*s->font_height : s->font_height), 0);
@ -224,7 +227,8 @@ static int execute_code(AVCodecContext * avctx, int c)
default:
avpriv_request_sample(avctx, "Unsupported screen mode");
}
if (width != avctx->width || height != avctx->height) {
if (width != 0 && height != 0 &&
(width != avctx->width || height != avctx->height)) {
av_frame_unref(s->frame);
ret = ff_set_dimensions(avctx, width, height);
if (ret < 0)