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Added support for SDL_COLORSPACE_BT709_FULL to the hardware renderers
This commit is contained in:
Sam Lantinga
parent
ec322bee1c
commit
dab77fe29b
55 changed files with 8405 additions and 9470 deletions
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@ -150,41 +150,12 @@ static const char GLES2_Fragment_TextureBGR[] = \
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#if SDL_HAVE_YUV
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#define JPEG_SHADER_CONSTANTS \
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"// YUV offset \n" \
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"const vec3 offset = vec3(0, -0.501960814, -0.501960814);\n" \
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"\n" \
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"// RGB coefficients \n" \
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"const mat3 matrix = mat3( 1, 1, 1,\n" \
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" 0, -0.3441, 1.772,\n" \
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" 1.402, -0.7141, 0);\n" \
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"\n" \
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#define BT601_SHADER_CONSTANTS \
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"// YUV offset \n" \
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"const vec3 offset = vec3(-0.0627451017, -0.501960814, -0.501960814);\n" \
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"\n" \
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"// RGB coefficients \n" \
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"const mat3 matrix = mat3( 1.1644, 1.1644, 1.1644,\n" \
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" 0, -0.3918, 2.0172,\n" \
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" 1.596, -0.813, 0);\n" \
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"\n" \
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#define BT709_SHADER_CONSTANTS \
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"// YUV offset \n" \
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"const vec3 offset = vec3(-0.0627451017, -0.501960814, -0.501960814);\n" \
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"\n" \
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"// RGB coefficients \n" \
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"const mat3 matrix = mat3( 1.1644, 1.1644, 1.1644,\n" \
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" 0, -0.2132, 2.1124,\n" \
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" 1.7927, -0.5329, 0);\n" \
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"\n" \
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#define YUV_SHADER_PROLOGUE \
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"uniform sampler2D u_texture;\n" \
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"uniform sampler2D u_texture_u;\n" \
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"uniform sampler2D u_texture_v;\n" \
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"uniform vec3 u_offset;\n" \
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"uniform mat3 u_matrix;\n" \
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"varying mediump vec4 v_color;\n" \
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"varying SDL_TEXCOORD_PRECISION vec2 v_texCoord;\n" \
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"\n" \
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@ -201,8 +172,8 @@ static const char GLES2_Fragment_TextureBGR[] = \
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" yuv.z = texture2D(u_texture_v, v_texCoord).r;\n" \
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"\n" \
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" // Do the color transform \n" \
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" yuv += offset;\n" \
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" rgb = matrix * yuv;\n" \
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" yuv += u_offset;\n" \
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" rgb = yuv * u_matrix;\n" \
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"\n" \
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" // That was easy. :) \n" \
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" gl_FragColor = vec4(rgb, 1);\n" \
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@ -220,8 +191,8 @@ static const char GLES2_Fragment_TextureBGR[] = \
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" yuv.yz = texture2D(u_texture_u, v_texCoord).ra;\n" \
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"\n" \
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" // Do the color transform \n" \
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" yuv += offset;\n" \
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" rgb = matrix * yuv;\n" \
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" yuv += u_offset;\n" \
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" rgb = yuv * u_matrix;\n" \
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"\n" \
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" // That was easy. :) \n" \
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" gl_FragColor = vec4(rgb, 1);\n" \
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@ -239,15 +210,15 @@ static const char GLES2_Fragment_TextureBGR[] = \
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" yuv.yz = texture2D(u_texture_u, v_texCoord).rg;\n" \
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"\n" \
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" // Do the color transform \n" \
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" yuv += offset;\n" \
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" rgb = matrix * yuv;\n" \
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" yuv += u_offset;\n" \
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" rgb = yuv * u_matrix;\n" \
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"\n" \
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" // That was easy. :) \n" \
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" gl_FragColor = vec4(rgb, 1);\n" \
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" gl_FragColor *= v_color;\n" \
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"}" \
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#define NV21_SHADER_BODY \
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#define NV21_RA_SHADER_BODY \
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"void main()\n" \
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"{\n" \
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" mediump vec3 yuv;\n" \
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@ -258,8 +229,27 @@ static const char GLES2_Fragment_TextureBGR[] = \
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" yuv.yz = texture2D(u_texture_u, v_texCoord).ar;\n" \
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"\n" \
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" // Do the color transform \n" \
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" yuv += offset;\n" \
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" rgb = matrix * yuv;\n" \
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" yuv += u_offset;\n" \
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" rgb = yuv * u_matrix;\n" \
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"\n" \
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" // That was easy. :) \n" \
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" gl_FragColor = vec4(rgb, 1);\n" \
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" gl_FragColor *= v_color;\n" \
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"}" \
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#define NV21_RG_SHADER_BODY \
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"void main()\n" \
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"{\n" \
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" mediump vec3 yuv;\n" \
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" lowp vec3 rgb;\n" \
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"\n" \
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" // Get the YUV values \n" \
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" yuv.x = texture2D(u_texture, v_texCoord).r;\n" \
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" yuv.yz = texture2D(u_texture_u, v_texCoord).gr;\n" \
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"\n" \
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" // Do the color transform \n" \
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" yuv += u_offset;\n" \
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" rgb = yuv * u_matrix;\n" \
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"\n" \
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" // That was easy. :) \n" \
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" gl_FragColor = vec4(rgb, 1);\n" \
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@ -267,64 +257,29 @@ static const char GLES2_Fragment_TextureBGR[] = \
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"}" \
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/* YUV to ABGR conversion */
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static const char GLES2_Fragment_TextureYUVJPEG[] = \
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static const char GLES2_Fragment_TextureYUV[] = \
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YUV_SHADER_PROLOGUE \
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JPEG_SHADER_CONSTANTS \
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YUV_SHADER_BODY \
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;
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static const char GLES2_Fragment_TextureYUVBT601[] = \
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YUV_SHADER_PROLOGUE \
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BT601_SHADER_CONSTANTS \
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YUV_SHADER_BODY \
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;
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static const char GLES2_Fragment_TextureYUVBT709[] = \
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YUV_SHADER_PROLOGUE \
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BT709_SHADER_CONSTANTS \
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YUV_SHADER_BODY \
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;
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/* NV12 to ABGR conversion */
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static const char GLES2_Fragment_TextureNV12JPEG[] = \
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static const char GLES2_Fragment_TextureNV12_RA[] = \
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YUV_SHADER_PROLOGUE \
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JPEG_SHADER_CONSTANTS \
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NV12_RA_SHADER_BODY \
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;
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static const char GLES2_Fragment_TextureNV12BT601_RA[] = \
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static const char GLES2_Fragment_TextureNV12_RG[] = \
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YUV_SHADER_PROLOGUE \
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BT601_SHADER_CONSTANTS \
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NV12_RA_SHADER_BODY \
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;
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static const char GLES2_Fragment_TextureNV12BT601_RG[] = \
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YUV_SHADER_PROLOGUE \
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BT601_SHADER_CONSTANTS \
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NV12_RG_SHADER_BODY \
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;
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static const char GLES2_Fragment_TextureNV12BT709_RA[] = \
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YUV_SHADER_PROLOGUE \
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BT709_SHADER_CONSTANTS \
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NV12_RA_SHADER_BODY \
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;
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static const char GLES2_Fragment_TextureNV12BT709_RG[] = \
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YUV_SHADER_PROLOGUE \
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BT709_SHADER_CONSTANTS \
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NV12_RG_SHADER_BODY \
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;
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/* NV21 to ABGR conversion */
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static const char GLES2_Fragment_TextureNV21JPEG[] = \
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static const char GLES2_Fragment_TextureNV21_RA[] = \
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YUV_SHADER_PROLOGUE \
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JPEG_SHADER_CONSTANTS \
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NV21_SHADER_BODY \
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NV21_RA_SHADER_BODY \
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;
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static const char GLES2_Fragment_TextureNV21BT601[] = \
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static const char GLES2_Fragment_TextureNV21_RG[] = \
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YUV_SHADER_PROLOGUE \
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BT601_SHADER_CONSTANTS \
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NV21_SHADER_BODY \
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;
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static const char GLES2_Fragment_TextureNV21BT709[] = \
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YUV_SHADER_PROLOGUE \
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BT709_SHADER_CONSTANTS \
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NV21_SHADER_BODY \
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NV21_RG_SHADER_BODY \
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;
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#endif
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@ -411,28 +366,16 @@ const char *GLES2_GetShader(GLES2_ShaderType type)
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case GLES2_SHADER_FRAGMENT_TEXTURE_BGR:
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return GLES2_Fragment_TextureBGR;
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#if SDL_HAVE_YUV
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case GLES2_SHADER_FRAGMENT_TEXTURE_YUV_JPEG:
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return GLES2_Fragment_TextureYUVJPEG;
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case GLES2_SHADER_FRAGMENT_TEXTURE_YUV_BT601:
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return GLES2_Fragment_TextureYUVBT601;
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case GLES2_SHADER_FRAGMENT_TEXTURE_YUV_BT709:
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return GLES2_Fragment_TextureYUVBT709;
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case GLES2_SHADER_FRAGMENT_TEXTURE_NV12_JPEG:
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return GLES2_Fragment_TextureNV12JPEG;
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case GLES2_SHADER_FRAGMENT_TEXTURE_NV12_RA_BT601:
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return GLES2_Fragment_TextureNV12BT601_RA;
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case GLES2_SHADER_FRAGMENT_TEXTURE_NV12_RG_BT601:
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return GLES2_Fragment_TextureNV12BT601_RG;
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case GLES2_SHADER_FRAGMENT_TEXTURE_NV12_RA_BT709:
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return GLES2_Fragment_TextureNV12BT709_RA;
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case GLES2_SHADER_FRAGMENT_TEXTURE_NV12_RG_BT709:
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return GLES2_Fragment_TextureNV12BT709_RG;
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case GLES2_SHADER_FRAGMENT_TEXTURE_NV21_JPEG:
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return GLES2_Fragment_TextureNV21JPEG;
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case GLES2_SHADER_FRAGMENT_TEXTURE_NV21_BT601:
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return GLES2_Fragment_TextureNV21BT601;
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case GLES2_SHADER_FRAGMENT_TEXTURE_NV21_BT709:
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return GLES2_Fragment_TextureNV21BT709;
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case GLES2_SHADER_FRAGMENT_TEXTURE_YUV:
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return GLES2_Fragment_TextureYUV;
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case GLES2_SHADER_FRAGMENT_TEXTURE_NV12_RA:
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return GLES2_Fragment_TextureNV12_RA;
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case GLES2_SHADER_FRAGMENT_TEXTURE_NV12_RG:
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return GLES2_Fragment_TextureNV12_RG;
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case GLES2_SHADER_FRAGMENT_TEXTURE_NV21_RA:
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return GLES2_Fragment_TextureNV21_RA;
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case GLES2_SHADER_FRAGMENT_TEXTURE_NV21_RG:
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return GLES2_Fragment_TextureNV21_RG;
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#endif
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case GLES2_SHADER_FRAGMENT_TEXTURE_EXTERNAL_OES:
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return GLES2_Fragment_TextureExternalOES;
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