git.sesse.net Git - casparcg/blob - accelerator/cpu/image/image_mixer.h

   1 #pragma once
   2
   3 #include <common/forward.h>
   4 #include <common/memory.h>
   5
   6 #include <core/mixer/image/blend_modes.h>
   7 #include <core/mixer/image/image_mixer.h>
   8 #include <core/fwd.h>
   9
  10 #include <core/frame/frame.h>
  11 #include <core/frame/frame_visitor.h>
  12 #include <core/video_format.h>
  13
  14 namespace caspar { namespace accelerator { namespace cpu {
  15
  16 typedef cache_aligned_vector<uint8_t> buffer;
  17
  18 class image_mixer final : public core::image_mixer
  19 {
  20 public:
  21
  22         // Static Members
  23
  24         // Constructors
  25
  26         image_mixer(int channel_id);
  27         ~image_mixer();
  28
  29         // Methods
  30
  31         virtual void push(const core::frame_transform& frame);
  32         virtual void visit(const core::const_frame& frame);
  33         virtual void pop();
  34
  35         std::future<array<const std::uint8_t>> operator()(const core::video_format_desc& format_desc, bool straighten_alpha) override;
  36
  37         core::mutable_frame create_frame(const void* tag, const core::pixel_format_desc& desc, const core::audio_channel_layout& channel_layout) override;
  38
  39         // Properties
  40
  41 private:
  42         struct impl;
  43         spl::unique_ptr<impl> impl_;
  44 };
  45
  46 }}}