Tizen WASM Player
Tizen TV WebAssembly Media Player extension allowing for a low-level elementary media stream playback.
elementary_audio_track_config.h
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1 // Copyright 2020 Samsung Electronics
2 // TizenTV Emscripten extensions are available under two separate licenses, the
3 // MIT license and the University of Illinois/NCSA Open Source License. Both
4 // these licenses can be found in the LICENSE file.
5 
6 #ifndef INCLUDE_SAMSUNG_WASM_ELEMENTARY_AUDIO_TRACK_CONFIG_H_
7 #define INCLUDE_SAMSUNG_WASM_ELEMENTARY_AUDIO_TRACK_CONFIG_H_
8 
9 #include <cstdint>
10 #include <string>
11 #include <vector>
12 
14 
15 namespace samsung {
16 namespace wasm {
17 
19 enum class SampleFormat {
20  kUnknown,
21  kU8,
22  kS16,
23  kS32,
24  kF32,
25  kPlanarS16,
26  kPlanarF32,
27  kPlanarS32,
28  kS24,
29  kAc3,
30  kEac3,
31 };
32 
34 enum class ChannelLayout {
35  kNone,
36  kUnsupported,
37  kMono,
38  kStereo,
39  k2Point1,
40  k2_1,
41  k2_2,
42  k3_1,
43  k4_0,
44  k4_1,
45  k4_1QuadSide,
46  k5_0,
47  k5_0Back,
48  k5_1,
49  k5_1Back,
50  k6_0,
51  k6_0Front,
52  k6_1,
53  k6_1Back,
54  k6_1Front,
55  k7_0,
56  k7_0Front,
57  k7_1,
58  k7_1Wide,
59  k7_1WideBack,
60  kDiscrete,
61  kHexagonal,
62  kOctagonal,
63  kQuad,
65  kSurround,
66 };
67 
71 
72  ElementaryAudioTrackConfig(std::string mime_type,
73  std::vector<uint8_t> extradata,
74  SampleFormat sample_format,
75  ChannelLayout channel_layout,
76  uint32_t samples_per_second)
77  : ElementaryMediaTrackConfig(mime_type, extradata),
78  sample_format(sample_format),
79  channel_layout(channel_layout),
80  samples_per_second(samples_per_second) {}
81 
85 };
86 
87 } // namespace wasm
88 } // namespace samsung
89 
90 #endif // INCLUDE_SAMSUNG_WASM_ELEMENTARY_AUDIO_TRACK_CONFIG_H_
Compressed E-AC3 bitstream.
Front L + R + C, LFE, Side L + R, Back L + R.
Front L + R + C, Side L + R, Front LofC, Front RofC.
ElementaryAudioTrackConfig(std::string mime_type, std::vector< uint8_t > extradata, SampleFormat sample_format, ChannelLayout channel_layout, uint32_t samples_per_second)
Stereo L + R, Side L + R, Front LofC + RofC.
Stereo L + R, Front C, LFE, Side L + R, Rear, Center.
Front L, Front R, Front C, LFE, Back L + R.
Stereo L + R, Front C, LFE.
Stereo L + R, Front C, Side L + R, Back C.
Front L + R + C, Back L + R.
Unsigned 8-bit w/ bias of 128.
Front L + R + C, LFE, Back L + R, Front LofC + RofC.
Channels are not explicitly mapped to speakers.
Stereo L + R, Side L, Side R, Front LofC + RofC, LFE.
Front L + R + C, LFE, Side L + R, Front LofC + RofC.
Front L + R + C, LFE, Side L + R.
Stereo L + R, Front C, LFE, Back L + R, Rear Center.
Compressed AC3 bitstream.
Channel Layout is unsupported.
Contains audio ElementaryMediaTrack config.
Front L + R + C, Side L + R, Back L + R.
Front L + R + C, Back C.
Front L + R + C, Side L + R.
Front L + R, Back L + R.
Stereo L + R, Front C, Back L + R + C.
Stereo L + R, Front C, Rear C, LFE.
Common part of audio and video configs.
ChannelLayout
Lists audio channel layouts recognized by WASM Player.
SampleFormat
Lists audio sampling formats recognized by WASM Player.
Channel Layout is unspecified.
Front L + R + C, Side L + R, Back L + R + C.
Front L + R, Side L + R.
Front L + R, Side L + R, LFE.