lavf,lavc: free avoptions in a generic way.

It's simpler and less error-prone.

Fixes some memleaks along the way.

6 files changed, 0 insertions, 15 deletions

diff --git a/libavdevice/bktr.c b/libavdevice/bktr.c
index 6e19a61103..4d3933f4e9 100644
--- a/libavdevice/bktr.c
+++ b/libavdevice/bktr.c
@@ -320,8 +320,6 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
     last_frame_time = 0;
 
 out:
-    av_freep(&s->video_size);
-    av_freep(&s->framerate);
     return ret;
 }
 
diff --git a/libavdevice/fbdev.c b/libavdevice/fbdev.c
index 7e9ffe5c77..afd6b94ed0 100644
--- a/libavdevice/fbdev.c
+++ b/libavdevice/fbdev.c
@@ -103,7 +103,6 @@ av_cold static int fbdev_read_header(AVFormatContext *avctx,
     int ret, flags = O_RDONLY;
 
     ret = av_parse_video_rate(&fbdev->fps, fbdev->framerate);
-    av_freep(&fbdev->framerate);
     if (ret < 0) {
         av_log(avctx, AV_LOG_ERROR, "Couldn't parse framerate.\n");
         return ret;
diff --git a/libavdevice/libdc1394.c b/libavdevice/libdc1394.c
index b17d0fb441..622579bc92 100644
--- a/libavdevice/libdc1394.c
+++ b/libavdevice/libdc1394.c
@@ -195,9 +195,6 @@ static inline int dc1394_read_common(AVFormatContext *c, AVFormatParameters *ap,
     *select_fps = fps;
     *select_fmt = fmt;
 out:
-    av_freep(&dc1394->video_size);
-    av_freep(&dc1394->pixel_format);
-    av_freep(&dc1394->framerate);
     return ret;
 }
 
diff --git a/libavdevice/v4l2.c b/libavdevice/v4l2.c
index 98ff82ec0d..839d290b63 100644
--- a/libavdevice/v4l2.c
+++ b/libavdevice/v4l2.c
@@ -684,10 +684,6 @@ static int v4l2_read_header(AVFormatContext *s1, AVFormatParameters *ap)
     st->codec->bit_rate = s->frame_size * 1/av_q2d(st->codec->time_base) * 8;
 
 out:
-    av_freep(&s->video_size);
-    av_freep(&s->pixel_format);
-    av_freep(&s->standard);
-    av_freep(&s->framerate);
     return res;
 }
 
diff --git a/libavdevice/vfwcap.c b/libavdevice/vfwcap.c
index 5dd873bdcb..95dd4c34b8 100644
--- a/libavdevice/vfwcap.c
+++ b/libavdevice/vfwcap.c
@@ -234,9 +234,6 @@ static int vfw_read_close(AVFormatContext *s)
         pktl = next;
     }
 
-    av_freep(&ctx->video_size);
-    av_freep(&ctx->framerate);
-
     return 0;
 }
 
diff --git a/libavdevice/x11grab.c b/libavdevice/x11grab.c
index b1ca6e699a..c6dc673520 100644
--- a/libavdevice/x11grab.c
+++ b/libavdevice/x11grab.c
@@ -258,8 +258,6 @@ x11grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
     st->codec->bit_rate = x11grab->frame_size * 1/av_q2d(x11grab->time_base) * 8;
 
 out:
-    av_freep(&x11grab->video_size);
-    av_freep(&x11grab->framerate);
     return ret;
 }