#define _PBO_FRAME_ALLOCATOR 1
#include <epoxy/gl.h>
+#include <stddef.h>
+#include <memory>
#include <mutex>
#include <queue>
// An allocator that allocates straight into OpenGL pinned memory.
// Meant for video frames only. We use a queue rather than a stack,
// since we want to maximize pipelineability.
-class PBOFrameAllocator : public FrameAllocator {
+class PBOFrameAllocator : public bmusb::FrameAllocator {
public:
// Note: You need to have an OpenGL context when calling
// the constructor.
struct Userdata {
GLuint pbo;
- GLuint tex_y, tex_cbcr;
+
+ // The second set is only used for the second field of interlaced inputs.
+ GLuint tex_y[2], tex_cbcr[2];
+ GLuint last_width[2], last_height[2];
+ bool last_interlaced, last_has_signal, last_is_connected;
+ unsigned last_frame_rate_nom, last_frame_rate_den;
};
private:
- size_t frame_size;
-
std::mutex freelist_mutex;
std::queue<Frame> freelist;
GLenum buffer;