diff options
Diffstat (limited to 'main.c')
| -rw-r--r-- | main.c | 16 |
1 files changed, 14 insertions, 2 deletions
@@ -384,6 +384,8 @@ void main() {\n\ const char *fshader_code = "in vec4 color;\n\ in vec2 tex_coord;\n\ uniform sampler2D u_sampler;\n\ +uniform sampler2D u_sampler2;\n\ +uniform sampler2D u_sampler3;\n\ uniform int u_pixel_format;\n\ uniform float u_flash;\n\ uniform float u_opacity;\n\ @@ -404,7 +406,7 @@ void main() {\n\ case 0x47585858: // XXXGRAY (used for FPS display currently)\n\ color = vec3(texture2D(u_sampler, tex_coord).w);\n\ break;\n\ - case 0x56595559: { // YUYV (YUV 4:2:2)\n\ + case 0x56595559: { // YUYV 4:2:2 interleaved\n\ ivec2 texsize = textureSize(u_sampler, 0);\n\ vec2 tc = tex_coord * vec2(texsize);\n\ ivec2 tc00 = ivec2(tc);\n\ @@ -431,6 +433,13 @@ void main() {\n\ // technically we should check v4l2_pix_format::ycbcr_enc, but whatever.\n\ color = ycbcr_ITU_R_601_to_rgb(vec3(y,cbcr));\n\ } break;\n\ + case 0x32315559: // YUV 4:2:0 with separate planes\n\ + case 0x32315659: { // YVU 4:2:0 with separate planes (planes are reordered to YUV in camera.c)\n\ + float y = texture2D(u_sampler, tex_coord).x;\n\ + float cb = texture2D(u_sampler2, tex_coord).x;\n\ + float cr = texture2D(u_sampler3, tex_coord).x;\n\ + color = ycbcr_ITU_R_601_to_rgb(vec3(y,cb,cr));\n\ + } break;\n\ default:\n\ color = texture2D(u_sampler, tex_coord).xyz;\n\ break;\n\ @@ -448,6 +457,8 @@ void main() {\n\ gl.GenBuffers(1, &vbo); gl.GenVertexArrays(1, &vao); const GLuint u_sampler = gl.GetUniformLocation(program, "u_sampler"); + const GLuint u_sampler2 = gl.GetUniformLocation(program, "u_sampler2"); + const GLuint u_sampler3 = gl.GetUniformLocation(program, "u_sampler3"); const GLuint u_offset = gl.GetUniformLocation(program, "u_offset"); const GLuint u_flash = gl.GetUniformLocation(program, "u_flash"); const GLuint u_pixel_format = gl.GetUniformLocation(program, "u_pixel_format"); @@ -828,8 +839,9 @@ void main() {\n\ last_time = curr_time; gl.UseProgram(program); - gl.ActiveTexture(GL_TEXTURE0); gl.Uniform1i(u_sampler, 0); + gl.Uniform1i(u_sampler2, 1); + gl.Uniform1i(u_sampler3, 2); gl.Uniform1f(u_opacity, 1); gl.Uniform2f(u_offset, 0, 0); { |