ffmpeg: prefer dec/enc over ost/ist->st->codec in do_video_out()

Compact code, improve readability.
14 years ago · 04c373c1e9
parent a851fa7fec
commit 04c373c1e9
1 changed files with 3 additions and 8 deletions
--- a/ffmpeg.c
+++ b/ffmpeg.c
@ -1228,13 +1228,8 @@ static void do_video_out(AVFormatContext *s,
            /* initialize a new scaler context */
            sws_freeContext(ost->img_resample_ctx);
            sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
-            ost->img_resample_ctx = sws_getContext(
-                ist->st->codec->width,
-                ist->st->codec->height,
-                ist->st->codec->pix_fmt,
-                ost->st->codec->width,
-                ost->st->codec->height,
-                ost->st->codec->pix_fmt,
+            ost->img_resample_ctx = sws_getContext(dec->width, dec->height, dec->pix_fmt,
+                                                   enc->width, enc->height, enc->pix_fmt,
                                                   sws_flags, NULL, NULL, NULL);
            if (ost->img_resample_ctx == NULL) {
                fprintf(stderr, "Cannot get resampling context\n");