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* fixing a bug preventing default values to be set correctly 

Originally committed as revision 11461 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Roman Shaposhnik 2008-01-08 02:52:05 +00:00
parent 27250d20ae
commit 43d1a1c05a
1 changed files with 14 additions and 4 deletions
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18
libavdevice/libdc1394.c
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@ -44,7 +44,7 @@ struct dc1394_frame_format {
{ 320, 240, PIX_FMT_UYVY422, MODE_320x240_YUV422 },
{ 640, 480, PIX_FMT_UYYVYY411, MODE_640x480_YUV411 },
{ 640, 480, PIX_FMT_UYVY422, MODE_640x480_YUV422 },
{ 0, 0, 0, MODE_320x240_YUV422 } /* default -- gotta be the last one */
{ 0, 0, 0, 0 } /* gotta be the last one */
};
struct dc1394_frame_rate {
@ -57,7 +57,7 @@ struct dc1394_frame_rate {
{ 15000, FRAMERATE_15 },
{ 30000, FRAMERATE_30 },
{ 60000, FRAMERATE_60 },
{ 0, FRAMERATE_30 } /* default -- gotta be the last one */
{ 0, 0 } /* gotta be the last one */
};
static int dc1394_read_header(AVFormatContext *c, AVFormatParameters * ap)
@ -68,15 +68,25 @@ static int dc1394_read_header(AVFormatContext *c, AVFormatParameters * ap)
int res;
struct dc1394_frame_format *fmt;
struct dc1394_frame_rate *fps;
enum PixelFormat pix_fmt = ap->pix_fmt == PIX_FMT_NONE ? PIX_FMT_UYVY422 : ap->pix_fmt; /* defaults */
int width = !ap->width ? 320 : ap->width;
int height = !ap->height ? 240 : ap->height;
int frame_rate = !ap->time_base.num ? 30000 : av_rescale(1000, ap->time_base.den, ap->time_base.num);
for (fmt = dc1394_frame_formats; fmt->width; fmt++)
if (fmt->pix_fmt == ap->pix_fmt && fmt->width == ap->width && fmt->height == ap->height)
if (fmt->pix_fmt == pix_fmt && fmt->width == width && fmt->height == height)
break;
for (fps = dc1394_frame_rates; fps->frame_rate; fps++)
if (fps->frame_rate == av_rescale(1000, ap->time_base.den, ap->time_base.num))
if (fps->frame_rate == frame_rate)
break;
if (!fps->frame_rate || !fmt->width) {
av_log(c, AV_LOG_ERROR, "Can't find matching camera format for %s, %dx%d@%d:1000fps\n", avcodec_get_pix_fmt_name(pix_fmt),
width, height, frame_rate);
goto out;
}
/* create a video stream */
vst = av_new_stream(c, 0);
if (!vst)