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[casparcg] / core / frame / frame.h
1 #pragma once
2
3 #undef BOOST_PARAMETER_MAX_ARITY
4 #define BOOST_PARAMETER_MAX_ARITY 7
5
6 #include "../fwd.h"
7
8 #include <common/memory.h>
9 #include <common/forward.h>
10 #include <common/array.h>
11 #include <common/future_fwd.h>
12 #include <common/cache_aligned_vector.h>
13 #include <common/timer.h>
14
15 #include <cstddef>
16 #include <cstdint>
17
18 FORWARD1(boost, template<typename> class shared_future);
19
20 namespace caspar { namespace core {
21         
22 typedef cache_aligned_vector<int32_t> audio_buffer;
23 class frame_geometry;
24
25 class mutable_frame final
26 {
27         mutable_frame(const mutable_frame&);
28         mutable_frame& operator=(const mutable_frame&);
29 public: 
30
31         // Static Members
32
33         // Constructors
34
35         explicit mutable_frame(std::vector<array<std::uint8_t>> image_buffers, 
36                                                 audio_buffer audio_buffer, 
37                                                 const void* tag, 
38                                                 const pixel_format_desc& desc);
39         ~mutable_frame();
40
41         // Methods
42
43         mutable_frame(mutable_frame&& other);
44         mutable_frame& operator=(mutable_frame&& other);
45
46         void swap(mutable_frame& other);
47                         
48         // Properties
49                         
50         const core::pixel_format_desc& pixel_format_desc() const;
51
52         const array<std::uint8_t>& image_data(std::size_t index = 0) const;
53         const core::audio_buffer& audio_data() const;
54
55         array<std::uint8_t>& image_data(std::size_t index = 0);
56         core::audio_buffer& audio_data();
57         
58         std::size_t width() const;
59         std::size_t height() const;
60                                                                 
61         const void* stream_tag() const;
62         const void* data_tag() const;
63
64         const core::frame_geometry& geometry() const;
65         void set_geometry(const frame_geometry& g);
66
67         caspar::timer since_created() const;
68                         
69 private:
70         struct impl;
71         spl::unique_ptr<impl> impl_;
72 };
73
74 class const_frame final
75 {
76 public: 
77
78         // Static Members
79
80         static const const_frame& empty();
81
82         // Constructors
83
84         explicit const_frame(const void* tag = nullptr);
85         explicit const_frame(std::shared_future<array<const std::uint8_t>> image, 
86                                                 audio_buffer audio_buffer, 
87                                                 const void* tag, 
88                                                 const pixel_format_desc& desc);
89         const_frame(mutable_frame&& other);
90         ~const_frame();
91
92         // Methods
93
94         const_frame(const_frame&& other);
95         const_frame& operator=(const_frame&& other);
96         const_frame(const const_frame&);
97         const_frame& operator=(const const_frame& other);
98                                 
99         // Properties
100                                 
101         const core::pixel_format_desc& pixel_format_desc() const;
102
103         array<const std::uint8_t> image_data(int index = 0) const;
104         const core::audio_buffer& audio_data() const;
105                 
106         std::size_t width() const;
107         std::size_t height() const;
108         std::size_t size() const;
109                                                                 
110         const void* stream_tag() const;
111         const void* data_tag() const;
112
113         const core::frame_geometry& geometry() const;
114         void set_geometry(const frame_geometry& g);
115         int64_t get_age_millis() const;
116
117         bool operator==(const const_frame& other);
118         bool operator!=(const const_frame& other);
119         bool operator<(const const_frame& other);
120         bool operator>(const const_frame& other);
121                         
122 private:
123         struct impl;
124         spl::shared_ptr<impl> impl_;
125 };
126
127 }}