Stefano Sabatini 932d775fa2 Implement v4l2 input size autodetection in v4l2_read_header(). ...

Move check on frame size after the device is opened and after
device_try_init() is attempted. If the provided size value is 0x0,
perform a VIDIOC_G_FMT ioctl() on the device, which sets size to the
current settings.

Originally committed as revision 22971 to svn://svn.ffmpeg.org/ffmpeg/trunk

2010-04-26 22:07:15 +00:00

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