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cog: Fix AYUV unpacking

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This commit is contained in:
David Schleef 2009-10-08 13:23:53 -07:00
parent 907dc1b271
commit 26ab6d772a
2 changed files with 59 additions and 21 deletions
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27
ext/cog/cog.orc
View file

@ -417,30 +417,39 @@ shrsw t1, t1, 6
convsuswb d1, t1
.function cogorc_unpack_ayuv_y
.function cogorc_unpack_axyz_0
.dest 1 d1
.source 4 s1
.temp 2 t1
select0lw t1, d1
select1wb d1, s1
select0lw t1, s1
select0wb d1, t1
.function cogorc_unpack_ayuv_u
.function cogorc_unpack_axyz_1
.dest 1 d1
.source 4 s1
.temp 2 t1
select1lw t1, d1
select0wb d1, s1
select0lw t1, s1
select1wb d1, t1
.function cogorc_unpack_ayuv_v
.function cogorc_unpack_axyz_2
.dest 1 d1
.source 4 s1
.temp 2 t1
select1lw t1, d1
select1wb d1, s1
select1lw t1, s1
select0wb d1, t1
.function cogorc_unpack_axyz_3
.dest 1 d1
.source 4 s1
.temp 2 t1
select1lw t1, s1
select1wb d1, t1

53
ext/cog/cogvirtframe.c
View file

@ -812,31 +812,34 @@ unpack_uyvy (CogFrame * frame, void *_dest, int component, int i)
orc_unpack_uyvy_y (dest, (void *) src, frame->width);
break;
case 1:
orc_unpack_uyvy_u (dest, (void *) src, frame->width / 2);
cogorc_unpack_axyz_0 (dest, (void *) src, frame->width / 2);
break;
case 2:
orc_unpack_uyvy_v (dest, (void *) src, frame->width / 2);
cogorc_unpack_axyz_2 (dest, (void *) src, frame->width / 2);
break;
}
}
static void
unpack_ayuv (CogFrame * frame, void *_dest, int component, int i)
unpack_axyz (CogFrame * frame, void *_dest, int component, int i)
{
uint8_t *dest = _dest;
uint32_t *src;
src = cog_virt_frame_get_line (frame->virt_frame1, 0, i);
switch (component) {
switch ((frame->param1>>(12-component*4))&0xf) {
case 0:
cogorc_unpack_ayuv_y (dest, src, frame->width);
cogorc_unpack_axyz_0 (dest, src, frame->width);
break;
case 1:
cogorc_unpack_ayuv_y (dest, src, frame->width);
cogorc_unpack_axyz_1 (dest, src, frame->width);
break;
case 2:
cogorc_unpack_ayuv_v (dest, src, frame->width);
cogorc_unpack_axyz_2 (dest, src, frame->width);
break;
case 3:
cogorc_unpack_axyz_3 (dest, src, frame->width);
break;
}
}
@ -973,6 +976,10 @@ cog_virt_frame_new_unpack (CogFrame * vf)
CogFrame *virt_frame;
CogFrameFormat format;
CogFrameRenderFunc render_line;
int param1 = 0;
if (!COG_FRAME_IS_PACKED (vf->format))
return vf;
switch (vf->format) {
case COG_FRAME_FORMAT_YUYV:
@ -983,10 +990,6 @@ cog_virt_frame_new_unpack (CogFrame * vf)
format = COG_FRAME_FORMAT_U8_422;
render_line = unpack_uyvy;
break;
case COG_FRAME_FORMAT_AYUV:
format = COG_FRAME_FORMAT_U8_444;
render_line = unpack_ayuv;
break;
case COG_FRAME_FORMAT_v210:
format = COG_FRAME_FORMAT_U8_422;
render_line = unpack_v210;
@ -995,13 +998,39 @@ cog_virt_frame_new_unpack (CogFrame * vf)
format = COG_FRAME_FORMAT_U8_422;
render_line = unpack_v216;
break;
case COG_FRAME_FORMAT_RGBx:
case COG_FRAME_FORMAT_RGBA:
format = COG_FRAME_FORMAT_U8_444;
render_line = unpack_axyz;
param1 = 0x0123;
break;
case COG_FRAME_FORMAT_BGRx:
case COG_FRAME_FORMAT_BGRA:
format = COG_FRAME_FORMAT_U8_444;
render_line = unpack_axyz;
param1 = 0x2103;
break;
case COG_FRAME_FORMAT_xRGB:
case COG_FRAME_FORMAT_ARGB:
case COG_FRAME_FORMAT_AYUV:
format = COG_FRAME_FORMAT_U8_444;
render_line = unpack_axyz;
param1 = 0x1230;
break;
case COG_FRAME_FORMAT_xBGR:
case COG_FRAME_FORMAT_ABGR:
format = COG_FRAME_FORMAT_U8_444;
render_line = unpack_axyz;
param1 = 0x3210;
break;
default:
return vf;
g_return_val_if_reached (NULL);
}
virt_frame = cog_frame_new_virtual (NULL, format, vf->width, vf->height);
virt_frame->virt_frame1 = vf;
virt_frame->render_line = render_line;
virt_frame->param1 = param1;
return virt_frame;
}