diff options
Diffstat (limited to 'libvo/gl_common.c')
-rw-r--r-- | libvo/gl_common.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/libvo/gl_common.c b/libvo/gl_common.c index c6cb4782b5..476613d92a 100644 --- a/libvo/gl_common.c +++ b/libvo/gl_common.c @@ -809,6 +809,37 @@ static void glSetupYUVCombinersATI(float uvcos, float uvsin) { } /** + * \brief Variant of glYUVSetupCombinersATI using the API + * implemented by Apple. + */ +static void glSetupYUVTextFragment(float uvcos, float uvsin) { + static const char template[] = + "!!ATIfs1.0\n" + "StartConstants;\n" + " CONSTANT c0 = {%f, %f, %f};\n" + " CONSTANT c1 = {%f, %f, %f};\n" + "EndConstants;\n" + "StartOutputPass;\n" + " SampleMap r0, t0.str;\n" + " SampleMap r1, t1.str;\n" + " SampleMap r2, t2.str;\n" + " MUL r1, r1.bias, c0.bias;\n" + " MAD r2.4x, r2.bias, c1.bias, r1;\n" + " ADD r0, r0, r2;\n" + "EndPass;\n"; + GLfloat ucoef[4]; + GLfloat vcoef[4]; + char buffer[512]; + + fillUVcoeff(ucoef, vcoef, uvcos, uvsin); + snprintf(buffer, sizeof(buffer), template, + ucoef[0], ucoef[1], ucoef[2], + vcoef[0], vcoef[1], vcoef[2]); + mp_msg(MSGT_VO, MSGL_DBG2, "[gl] generated fragment program:\n%s\n", buffer); + loadGPUProgram(GL_TEXT_FRAGMENT_SHADER_ATI, buffer); +} + +/** * \brief helper function for gen_spline_lookup_tex * \param x subpixel-position ((0,1) range) to calculate weights for * \param dst where to store transformed weights, must provide space for 4 GLfloats @@ -1346,6 +1377,9 @@ void glSetupYUVConversion(gl_conversion_params_t *params) { case YUV_CONVERSION_COMBINERS_ATI: glSetupYUVCombinersATI(uvcos, uvsin); break; + case YUV_CONVERSION_TEXT_FRAGMENT: + glSetupYUVTextFragment(uvcos, uvsin); + break; case YUV_CONVERSION_FRAGMENT_LOOKUP: case YUV_CONVERSION_FRAGMENT_LOOKUP3D: case YUV_CONVERSION_FRAGMENT: @@ -1383,6 +1417,14 @@ void glEnableYUVConversion(GLenum target, int type) { mpglActiveTexture(GL_TEXTURE0); mpglEnable(GL_FRAGMENT_SHADER_ATI); break; + case YUV_CONVERSION_TEXT_FRAGMENT: + mpglActiveTexture(GL_TEXTURE1); + mpglEnable(target); + mpglActiveTexture(GL_TEXTURE2); + mpglEnable(target); + mpglActiveTexture(GL_TEXTURE0); + mpglEnable(GL_TEXT_FRAGMENT_SHADER_ATI); + break; case YUV_CONVERSION_FRAGMENT_LOOKUP3D: case YUV_CONVERSION_FRAGMENT_LOOKUP: case YUV_CONVERSION_FRAGMENT_POW: @@ -1417,6 +1459,14 @@ void glDisableYUVConversion(GLenum target, int type) { mpglActiveTexture(GL_TEXTURE0); mpglDisable(GL_FRAGMENT_SHADER_ATI); break; + case YUV_CONVERSION_TEXT_FRAGMENT: + mpglActiveTexture(GL_TEXTURE1); + mpglDisable(target); + mpglActiveTexture(GL_TEXTURE2); + mpglDisable(target); + mpglActiveTexture(GL_TEXTURE0); + mpglDisable(GL_TEXT_FRAGMENT_SHADER_ATI); + break; case YUV_CONVERSION_FRAGMENT_LOOKUP3D: case YUV_CONVERSION_FRAGMENT_LOOKUP: case YUV_CONVERSION_FRAGMENT_POW: |