FrameAllocator::~FrameAllocator() {}
-// Audio is more important than video, and also much cheaper.
-// By having many more audio frames available, hopefully if something
-// starts to drop, we'll have CPU load go down (from not having to
-// process as much video) before we have to drop audio.
-#define NUM_QUEUED_VIDEO_FRAMES 16
-#define NUM_QUEUED_AUDIO_FRAMES 64
-
-class MallocFrameAllocator : public FrameAllocator {
-public:
- MallocFrameAllocator(size_t frame_size, size_t num_queued_frames);
- Frame alloc_frame() override;
- void release_frame(Frame frame) override;
-
-private:
- size_t frame_size;
-
- mutex freelist_mutex;
- stack<unique_ptr<uint8_t[]>> freelist; // All of size <frame_size>.
-};
-
MallocFrameAllocator::MallocFrameAllocator(size_t frame_size, size_t num_queued_frames)
: frame_size(frame_size)
{
#include <deque>
#include <functional>
#include <mutex>
+#include <stack>
#include <string>
#include <thread>
#include <vector>
virtual void release_frame(Frame frame) = 0;
};
+// Audio is more important than video, and also much cheaper.
+// By having many more audio frames available, hopefully if something
+// starts to drop, we'll have CPU load go down (from not having to
+// process as much video) before we have to drop audio.
+#define NUM_QUEUED_VIDEO_FRAMES 16
+#define NUM_QUEUED_AUDIO_FRAMES 64
+
+class MallocFrameAllocator : public FrameAllocator {
+public:
+ MallocFrameAllocator(size_t frame_size, size_t num_queued_frames);
+ Frame alloc_frame() override;
+ void release_frame(Frame frame) override;
+
+private:
+ size_t frame_size;
+
+ std::mutex freelist_mutex;
+ std::stack<std::unique_ptr<uint8_t[]>> freelist; // All of size <frame_size>.
+};
+
struct VideoFormat {
uint16_t id = 0; // For debugging/logging only.
unsigned width = 0, height = 0, second_field_start = 0;