X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=ycbcr_input.h;h=97ad5266bb3b0c9942f39dd3a2964aceedf848c1;hp=0f868a8a4ee4fdfc67cfd35a36bb8cb5fb7d3821;hb=9580d67514ec138e65496aa1170c63b53f657207;hpb=9cf78e3b5a801b7841133011f74fc7962861705d diff --git a/ycbcr_input.h b/ycbcr_input.h index 0f868a8..97ad526 100644 --- a/ycbcr_input.h +++ b/ycbcr_input.h @@ -5,32 +5,19 @@ // imprecisely, called “YUV”), which is typically what you get from a video decoder. // It upsamples planes as needed, using the default linear upsampling OpenGL gives you. -#include +#include #include #include #include "effect.h" +#include "effect_chain.h" #include "image_format.h" #include "input.h" +#include "ycbcr.h" -struct YCbCrFormat { - // Which formula for Y' to use. - YCbCrLumaCoefficients luma_coefficients; +namespace movit { - // If true, assume Y'CbCr coefficients are full-range, ie. go from 0 to 255 - // instead of the limited 220/225 steps in classic MPEG. For instance, - // JPEG uses the Rec. 601 luma coefficients, but full range. - bool full_range; - - // Sampling factors for chroma components. For no subsampling (4:4:4), - // set both to 1. - unsigned chroma_subsampling_x, chroma_subsampling_y; - - // 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 cb_x_position, cb_y_position; - float cr_x_position, cr_y_position; -}; +class ResourcePool; class YCbCrInput : public Input { public: @@ -41,11 +28,6 @@ public: 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, - // mipmap generation) at that point. - void finalize(); - virtual bool can_output_linear_gamma() const { return false; } virtual AlphaHandling alpha_handling() const { return OUTPUT_BLANK_ALPHA; } @@ -58,6 +40,7 @@ public: 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; } + virtual bool can_supply_mipmaps() const { return false; } // Tells the input where to fetch the actual pixel data. Note that if you change // this data, you must either call set_pixel_data() again (using the same pointer @@ -77,27 +60,32 @@ public: invalidate_pixel_data(); } - void invalidate_pixel_data() - { - needs_update = true; - } + void invalidate_pixel_data(); void set_pitch(unsigned channel, unsigned pitch) { assert(channel >= 0 && channel < 3); this->pitch[channel] = pitch; + invalidate_pixel_data(); } + virtual void inform_added(EffectChain *chain) + { + resource_pool = chain->get_resource_pool(); + } + + bool set_int(const std::string& key, int value); + private: ImageFormat image_format; YCbCrFormat ycbcr_format; GLuint pbos[3], texture_num[3]; - bool needs_update, finalized; - - int needs_mipmaps; unsigned width, height, widths[3], heights[3]; const unsigned char *pixel_data[3]; unsigned pitch[3]; + ResourcePool *resource_pool; }; +} // namespace movit + #endif // !defined(_MOVIT_YCBCR_INPUT_H)