X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=ycbcr_input.h;h=492230febf4abd92edc8c7a322a967a32f7866dd;hp=d4cdf9ffe3e3f05cf2c3434a77c1308ed5fa9140;hb=fc55857d9ccf1edcc141fa0853a8bf2d6b40b4dc;hpb=fdfef2b631a081892b65c4411f17d2b7c57f3ee4 diff --git a/ycbcr_input.h b/ycbcr_input.h index d4cdf9f..492230f 100644 --- a/ycbcr_input.h +++ b/ycbcr_input.h @@ -22,7 +22,8 @@ struct YCbCrFormat { // Positioning of the chroma samples. MPEG-1 and JPEG is (0.5, 0.5); // MPEG-2 and newer typically are (0.0, 0.5). - float chroma_x_position, chroma_y_position; + float cb_x_position, cb_y_position; + float cr_x_position, cr_y_position; }; class YCbCrInput : public Input { @@ -30,6 +31,9 @@ public: YCbCrInput(const ImageFormat &image_format, const YCbCrFormat &ycbcr_format, unsigned width, unsigned height); + ~YCbCrInput(); + + virtual std::string effect_type_id() const { return "YCbCrInput"; } // Create the texture itself. We cannot do this in the constructor, // because we don't necessarily know all the settings (sRGB texture, @@ -37,13 +41,16 @@ public: void finalize(); virtual bool can_output_linear_gamma() const { return false; } + virtual AlphaHandling alpha_handling() const { return OUTPUT_BLANK_ALPHA; } std::string output_fragment_shader(); // Uploads the texture if it has changed since last time. void set_gl_state(GLuint glsl_program_num, const std::string& prefix, unsigned *sampler_num); - ColorSpace get_color_space() const { return image_format.color_space; } + unsigned get_width() const { return width; } + unsigned get_height() const { return height; } + Colorspace get_color_space() const { return image_format.color_space; } GammaCurve get_gamma_curve() const { return image_format.gamma_curve; } // Tells the input where to fetch the actual pixel data. Note that if you change @@ -62,12 +69,6 @@ public: needs_update = true; } - const unsigned char *get_pixel_data(unsigned channel) const - { - assert(channel >= 0 && channel < 3); - return pixel_data[channel]; - } - void set_pitch(unsigned channel, unsigned pitch) { assert(channel >= 0 && channel < 3); if (this->pitch[channel] != pitch) { @@ -76,11 +77,6 @@ public: } } - unsigned get_pitch(unsigned channel) { - assert(channel >= 0 && channel < 3); - return pitch[channel]; - } - private: ImageFormat image_format; YCbCrFormat ycbcr_format;