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authorwm4 <wm4@nowhere>2012-12-25 22:29:49 +0100
committerwm4 <wm4@nowhere>2013-01-13 20:04:12 +0100
commit717d904bbc20e06e2c6c71613d59e065845ff209 (patch)
tree6f758cff6d98e579b767952894023997618c44d5 /video/img_format.c
parentded932dbd40e326a8d42acb8c4b8297046f08695 (diff)
downloadmpv-717d904bbc20e06e2c6c71613d59e065845ff209.tar.bz2
mpv-717d904bbc20e06e2c6c71613d59e065845ff209.tar.xz
mp_image: add mp_image_crop()
Actually stolen from draw_bmp.c.
Diffstat (limited to 'video/img_format.c')
-rw-r--r--video/img_format.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/video/img_format.c b/video/img_format.c
index 8a286be9fc..a6d92f1a1f 100644
--- a/video/img_format.c
+++ b/video/img_format.c
@@ -210,6 +210,12 @@ static struct mp_imgfmt_desc get_avutil_fmt(enum PixelFormat fmt)
desc.ys[p] = (p == 1 || p == 2) ? desc.chroma_ys : 0;
}
+ desc.align_x = 1 << desc.chroma_xs;
+ desc.align_y = 1 << desc.chroma_ys;
+
+ if ((desc.bpp[0] % 8) != 0)
+ desc.align_x = 8 / desc.bpp[0]; // expect power of 2
+
return desc;
}