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Code Issues 1 Projects Releases Wiki Activity

dvdspu: add YV12 and NV12 support

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=667220

Conflicts:
	gst/dvdspu/gstdvdspu.c
	gst/dvdspu/gstdvdspu.h
	gst/dvdspu/gstspu-pgs.c
	gst/dvdspu/gstspu-vobsub-render.c
This commit is contained in:
Rob Clark 2011-12-26 22:04:04 -06:00 committed by Jan Schmidt
parent 6e4a9e2e24
commit 4dc648d343
2 changed files with 9 additions and 8 deletions
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11
gst/dvdspu/gstdvdspu-render.c
View file

@ -85,10 +85,13 @@ gstspu_blend_comp_buffers (SpuState * state, guint8 * planes[3])
* inverse alpha is (4 * 0xff) - in_A[x] */
guint16 inv_A = (4 * 0xff) - in_A[x];
tmp = in_U[x] + inv_A * out_U[x];
out_U[x] = (guint8) (tmp / (4 * 0xff));
tmp = in_U[x] + inv_A * *out_U;
*out_U = (guint8) (tmp / (4 * 0xff));
tmp = in_V[x] + inv_A * out_V[x];
out_V[x] = (guint8) (tmp / (4 * 0xff));
tmp = in_V[x] + inv_A * *out_V;
*out_V = (guint8) (tmp / (4 * 0xff));
out_U += GST_VIDEO_INFO_COMP_PSTRIDE (&state->info, 1);
out_V += GST_VIDEO_INFO_COMP_PSTRIDE (&state->info, 2);
}
}

6
gst/dvdspu/gstdvdspu.c
View file

@ -61,17 +61,15 @@ static GstStaticPadTemplate video_sink_factory =
GST_STATIC_PAD_TEMPLATE ("video",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-raw, " "format = (string) { I420 }, "
GST_STATIC_CAPS ("video/x-raw, " "format = (string) { I420, NV12, YV12 }, "
"width = (int) [ 16, 4096 ], " "height = (int) [ 16, 4096 ]")
/* FIXME: Can support YV12 one day too */
);
static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-raw, " "format = (string) { I420 }, "
GST_STATIC_CAPS ("video/x-raw, " "format = (string) { I420, NV12, YV12 }, "
"width = (int) [ 16, 4096 ], " "height = (int) [ 16, 4096 ]")
/* FIXME: Can support YV12 one day too */
);
static GstStaticPadTemplate subpic_sink_factory =