[FFmpeg-devel] [PATCH] ffmpeg: prefer dec/enc over ost/ist->st->codec in do_video_out()

Stefano Sabatini stefano.sabatini-lala at poste.it
Fri May 6 11:16:29 CEST 2011


Compact code, improve readability.
---
 ffmpeg.c |   11 +++--------
 1 files changed, 3 insertions(+), 8 deletions(-)

diff --git a/ffmpeg.c b/ffmpeg.c
index f9f08cd..ae2c329 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -1228,14 +1228,9 @@ 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,
-                sws_flags, NULL, NULL, NULL);
+            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");
                 ffmpeg_exit(1);
-- 
1.7.2.3



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