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vo_opengl: generic semi-planar support

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Should take care of the planned FFmpeg AV_PIX_FMT_P010 addition. (This
will eventually be needed when doing HEVC Main 10 decoding with DXVA2
copyback.)
This commit is contained in:
wm4 2016-01-07 16:28:19 +01:00
parent b0c1455aa4
commit 27bc881cd8
1 changed files with 10 additions and 9 deletions
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19
video/out/opengl/video.c
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@ -1880,9 +1880,7 @@ static void pass_render_frame_dumb(struct gl_video *p, int fbo)
gl_transform_rect(transform, &p->pass_tex[3].src);
GLSL(vec4 color = texture(texture0, texcoord0);)
if (p->image_params.imgfmt == IMGFMT_NV12 ||
p->image_params.imgfmt == IMGFMT_NV21)
{
if (p->image_desc.flags & MP_IMGFLAG_YUV_NV) {
GLSL(color.gb = texture(texture1, texcoord1).RG;)
} else if (p->plane_count >= 3) {
GLSL(color.g = texture(texture1, texcoord1).r;)
@ -2659,12 +2657,15 @@ static bool init_format(int fmt, struct gl_video *init)
}
// YUV/half-packed
if (fmt == IMGFMT_NV12 || fmt == IMGFMT_NV21) {
plane_format[0] = find_tex_format(gl, 1, 1);
plane_format[1] = find_tex_format(gl, 1, 2);
if (fmt == IMGFMT_NV21)
snprintf(init->color_swizzle, sizeof(init->color_swizzle), "rbga");
goto supported;
if (desc.flags & MP_IMGFLAG_YUV_NV) {
int bits = desc.component_bits;
if ((desc.flags & MP_IMGFLAG_NE) && bits >= 8 && bits <= 16) {
plane_format[0] = find_tex_format(gl, (bits + 7) / 8, 1);
plane_format[1] = find_tex_format(gl, (bits + 7) / 8, 2);
if (desc.flags & MP_IMGFLAG_YUV_NV_SWAP)
snprintf(init->color_swizzle, sizeof(init->color_swizzle), "rbga");
goto supported;
}
}
// XYZ (same organization as RGB packed, but requires conversion matrix)