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Remove unnecessary ret variable. 

Originally committed as revision 16033 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini 2008-12-07 22:52:32 +00:00
parent 36b532815c
commit b9f382c8ef
1 changed files with 4 additions and 6 deletions
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10
libavdevice/v4l.c
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@ -72,7 +72,7 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
AVStream *st;
int width, height;
int video_fd, frame_size;
int ret, frame_rate, frame_rate_base;
int frame_rate, frame_rate_base;
int desired_palette, desired_depth;
struct video_tuner tuner;
struct video_audio audio;
@ -167,7 +167,7 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
/* try to choose a suitable video format */
pict.palette = desired_palette;
pict.depth= desired_depth;
if (desired_palette == -1 || (ret = ioctl(video_fd, VIDIOCSPICT, &pict)) < 0) {
if (desired_palette == -1 || ioctl(video_fd, VIDIOCSPICT, &pict) < 0) {
for (j = 0; j < vformat_num; j++) {
pict.palette = video_formats[j].palette;
pict.depth = video_formats[j].depth;
@ -178,8 +178,7 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
goto fail1;
}
ret = ioctl(video_fd,VIDIOCGMBUF,&s->gb_buffers);
if (ret < 0) {
if (ioctl(video_fd,VIDIOCGMBUF,&s->gb_buffers) < 0) {
/* try to use read based access */
struct video_window win;
int val;
@ -218,8 +217,7 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
s->gb_buf.width = width;
s->gb_buf.format = pict.palette;
ret = ioctl(video_fd, VIDIOCMCAPTURE, &s->gb_buf);
if (ret < 0) {
if (ioctl(video_fd, VIDIOCMCAPTURE, &s->gb_buf) < 0) {
if (errno != EAGAIN) {
fail1:
av_log(s1, AV_LOG_ERROR, "Fatal: grab device does not support suitable format\n");