From 4ef0828946c7d61130a4f71a9bc4685d7f29a1be Mon Sep 17 00:00:00 2001 From: Leo Liu Date: Fri, 15 Sep 2017 13:45:45 -0400 Subject: [PATCH] vl/compositor: separate YUV part from shader video buffer function MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit So that it can be re-used Acked-by: Christian König --- src/gallium/auxiliary/vl/vl_compositor.c | 31 ++++++++++++++++++------------- 1 file changed, 18 insertions(+), 13 deletions(-) diff --git a/src/gallium/auxiliary/vl/vl_compositor.c b/src/gallium/auxiliary/vl/vl_compositor.c index 794c8b5b17c..714b894b29f 100644 --- a/src/gallium/auxiliary/vl/vl_compositor.c +++ b/src/gallium/auxiliary/vl/vl_compositor.c @@ -239,20 +239,13 @@ create_frag_shader_csc(struct ureg_program *shader, struct ureg_dst texel, ureg_release_temporary(shader, temp[i]); } -static void * -create_frag_shader_video_buffer(struct vl_compositor *c) +static void +create_frag_shader_yuv(struct ureg_program *shader, struct ureg_dst texel) { - struct ureg_program *shader; struct ureg_src tc; struct ureg_src sampler[3]; - struct ureg_dst texel; - struct ureg_dst fragment; unsigned i; - shader = ureg_create(PIPE_SHADER_FRAGMENT); - if (!shader) - return false; - tc = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, VS_O_VTEX, TGSI_INTERPOLATE_LINEAR); for (i = 0; i < 3; ++i) { sampler[i] = ureg_DECL_sampler(shader, i); @@ -262,17 +255,29 @@ create_frag_shader_video_buffer(struct vl_compositor *c) TGSI_RETURN_TYPE_FLOAT, TGSI_RETURN_TYPE_FLOAT); } - - texel = ureg_DECL_temporary(shader); - fragment = ureg_DECL_output(shader, TGSI_SEMANTIC_COLOR, 0); /* * texel.xyz = tex(tc, sampler[i]) - * fragment = csc * texel */ for (i = 0; i < 3; ++i) ureg_TEX(shader, ureg_writemask(texel, TGSI_WRITEMASK_X << i), TGSI_TEXTURE_2D_ARRAY, tc, sampler[i]); +} + +static void * +create_frag_shader_video_buffer(struct vl_compositor *c) +{ + struct ureg_program *shader; + struct ureg_dst texel; + struct ureg_dst fragment; + + shader = ureg_create(PIPE_SHADER_FRAGMENT); + if (!shader) + return false; + + texel = ureg_DECL_temporary(shader); + fragment = ureg_DECL_output(shader, TGSI_SEMANTIC_COLOR, 0); + create_frag_shader_yuv(shader, texel); create_frag_shader_csc(shader, texel, fragment); ureg_release_temporary(shader, texel); -- 2.11.0