X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=pbo_frame_allocator.h;h=37fd383c3ae6aa8a32c25e03cfa8197d3d5c468e;hb=d3e48df512d9476d3849227067792a3537bb094e;hp=da3bd2e6d05d7f8668b90f9c61d4b3dd30400d22;hpb=83e395e558735bd09d645e01b194f42f6764a503;p=nageru diff --git a/pbo_frame_allocator.h b/pbo_frame_allocator.h index da3bd2e..37fd383 100644 --- a/pbo_frame_allocator.h +++ b/pbo_frame_allocator.h @@ -8,6 +8,8 @@ #include #include +#include + #include "bmusb/bmusb.h" // An allocator that allocates straight into OpenGL pinned memory. @@ -17,9 +19,10 @@ class PBOFrameAllocator : public bmusb::FrameAllocator { public: // Note: You need to have an OpenGL context when calling // the constructor. - PBOFrameAllocator(size_t frame_size, + PBOFrameAllocator(bmusb::PixelFormat pixel_format, + size_t frame_size, GLuint width, GLuint height, - size_t num_queued_frames = 16, // FIXME: should be 6 + size_t num_queued_frames = 16, GLenum buffer = GL_PIXEL_UNPACK_BUFFER_ARB, GLenum permissions = GL_MAP_WRITE_BIT, GLenum map_bits = GL_MAP_FLUSH_EXPLICIT_BIT); @@ -30,16 +33,29 @@ public: struct Userdata { GLuint pbo; + // NOTE: These frames typically go into LiveInputWrapper, which is + // configured to accept one type of frame only. In other words, + // the existence of a format field doesn't mean you can set it + // freely at runtime. + bmusb::PixelFormat pixel_format; + + // Used only for PixelFormat_8BitYCbCrPlanar. + movit::YCbCrFormat ycbcr_format; + // The second set is only used for the second field of interlaced inputs. - GLuint tex_y[2], tex_cbcr[2]; // For 8-bit. - GLuint tex_v210[2], tex_444[2]; // For 10-bit. + GLuint tex_y[2], tex_cbcr[2]; // For PixelFormat_8BitYCbCr. + GLuint tex_cb[2], tex_cr[2]; // For PixelFormat_8BitYCbCrPlanar (which also uses tex_y). + GLuint tex_v210[2], tex_444[2]; // For PixelFormat_10BitYCbCr. + GLuint tex_rgba[2]; // For PixelFormat_8BitBGRA. GLuint last_width[2], last_height[2]; - GLuint last_v210_width[2]; // For 10-bit. + GLuint last_cbcr_width[2], last_cbcr_height[2]; + GLuint last_v210_width[2]; // PixelFormat_10BitYCbCr. bool last_interlaced, last_has_signal, last_is_connected; unsigned last_frame_rate_nom, last_frame_rate_den; }; private: + bmusb::PixelFormat pixel_format; std::mutex freelist_mutex; std::queue freelist; GLenum buffer;