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Side by Side Diff: webrtc/modules/utility/include/file_player.h

Issue 2035663002: Run "git cl format" on some files before I start to modify them (Closed) Base URL: https://chromium.googlesource.com/external/webrtc.git@remove
Patch Set: rebase Created 4 years, 4 months ago
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1 /* 1 /*
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license 4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source 5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found 6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may 7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree. 8 * be found in the AUTHORS file in the root of the source tree.
9 */ 9 */
10 10
11 #ifndef WEBRTC_MODULES_UTILITY_INCLUDE_FILE_PLAYER_H_ 11 #ifndef WEBRTC_MODULES_UTILITY_INCLUDE_FILE_PLAYER_H_
12 #define WEBRTC_MODULES_UTILITY_INCLUDE_FILE_PLAYER_H_ 12 #define WEBRTC_MODULES_UTILITY_INCLUDE_FILE_PLAYER_H_
13 13
14 #include "webrtc/common_types.h" 14 #include "webrtc/common_types.h"
15 #include "webrtc/engine_configurations.h" 15 #include "webrtc/engine_configurations.h"
16 #include "webrtc/modules/include/module_common_types.h" 16 #include "webrtc/modules/include/module_common_types.h"
17 #include "webrtc/typedefs.h" 17 #include "webrtc/typedefs.h"
18 18
19 namespace webrtc { 19 namespace webrtc {
20 class FileCallback; 20 class FileCallback;
21 21
22 class FilePlayer 22 class FilePlayer {
23 { 23 public:
24 public: 24 // The largest decoded frame size in samples (60ms with 32kHz sample rate).
25 // The largest decoded frame size in samples (60ms with 32kHz sample rate). 25 enum { MAX_AUDIO_BUFFER_IN_SAMPLES = 60 * 32 };
26 enum {MAX_AUDIO_BUFFER_IN_SAMPLES = 60*32}; 26 enum { MAX_AUDIO_BUFFER_IN_BYTES = MAX_AUDIO_BUFFER_IN_SAMPLES * 2 };
27 enum {MAX_AUDIO_BUFFER_IN_BYTES = MAX_AUDIO_BUFFER_IN_SAMPLES*2};
28 27
29 // Note: will return NULL for unsupported formats. 28 // Note: will return NULL for unsupported formats.
30 static FilePlayer* CreateFilePlayer(const uint32_t instanceID, 29 static FilePlayer* CreateFilePlayer(const uint32_t instanceID,
31 const FileFormats fileFormat); 30 const FileFormats fileFormat);
32 31
33 static void DestroyFilePlayer(FilePlayer* player); 32 static void DestroyFilePlayer(FilePlayer* player);
34 33
35 // Read 10 ms of audio at |frequencyInHz| to |outBuffer|. |lengthInSamples| 34 // Read 10 ms of audio at |frequencyInHz| to |outBuffer|. |lengthInSamples|
36 // will be set to the number of samples read (not the number of samples per 35 // will be set to the number of samples read (not the number of samples per
37 // channel). 36 // channel).
38 virtual int Get10msAudioFromFile( 37 virtual int Get10msAudioFromFile(int16_t* outBuffer,
39 int16_t* outBuffer, 38 size_t& lengthInSamples,
40 size_t& lengthInSamples, 39 int frequencyInHz) = 0;
41 int frequencyInHz) = 0;
42 40
43 // Register callback for receiving file playing notifications. 41 // Register callback for receiving file playing notifications.
44 virtual int32_t RegisterModuleFileCallback( 42 virtual int32_t RegisterModuleFileCallback(FileCallback* callback) = 0;
45 FileCallback* callback) = 0;
46 43
47 // API for playing audio from fileName to channel. 44 // API for playing audio from fileName to channel.
48 // Note: codecInst is used for pre-encoded files. 45 // Note: codecInst is used for pre-encoded files.
49 virtual int32_t StartPlayingFile( 46 virtual int32_t StartPlayingFile(const char* fileName,
50 const char* fileName, 47 bool loop,
51 bool loop, 48 uint32_t startPosition,
52 uint32_t startPosition, 49 float volumeScaling,
53 float volumeScaling, 50 uint32_t notification,
54 uint32_t notification, 51 uint32_t stopPosition = 0,
55 uint32_t stopPosition = 0, 52 const CodecInst* codecInst = NULL) = 0;
56 const CodecInst* codecInst = NULL) = 0;
57 53
58 // Note: codecInst is used for pre-encoded files. 54 // Note: codecInst is used for pre-encoded files.
59 virtual int32_t StartPlayingFile( 55 virtual int32_t StartPlayingFile(InStream& sourceStream,
60 InStream& sourceStream, 56 uint32_t startPosition,
61 uint32_t startPosition, 57 float volumeScaling,
62 float volumeScaling, 58 uint32_t notification,
63 uint32_t notification, 59 uint32_t stopPosition = 0,
64 uint32_t stopPosition = 0, 60 const CodecInst* codecInst = NULL) = 0;
65 const CodecInst* codecInst = NULL) = 0;
66 61
67 virtual int32_t StopPlayingFile() = 0; 62 virtual int32_t StopPlayingFile() = 0;
68 63
69 virtual bool IsPlayingFile() const = 0; 64 virtual bool IsPlayingFile() const = 0;
70 65
71 virtual int32_t GetPlayoutPosition(uint32_t& durationMs) = 0; 66 virtual int32_t GetPlayoutPosition(uint32_t& durationMs) = 0;
72 67
73 // Set audioCodec to the currently used audio codec. 68 // Set audioCodec to the currently used audio codec.
74 virtual int32_t AudioCodec(CodecInst& audioCodec) const = 0; 69 virtual int32_t AudioCodec(CodecInst& audioCodec) const = 0;
75 70
76 virtual int32_t Frequency() const = 0; 71 virtual int32_t Frequency() const = 0;
77 72
78 // Note: scaleFactor is in the range [0.0 - 2.0] 73 // Note: scaleFactor is in the range [0.0 - 2.0]
79 virtual int32_t SetAudioScaling(float scaleFactor) = 0; 74 virtual int32_t SetAudioScaling(float scaleFactor) = 0;
80 75
81 protected: 76 protected:
82 virtual ~FilePlayer() {} 77 virtual ~FilePlayer() {}
83
84 }; 78 };
85 } // namespace webrtc 79 } // namespace webrtc
86 #endif // WEBRTC_MODULES_UTILITY_INCLUDE_FILE_PLAYER_H_ 80 #endif // WEBRTC_MODULES_UTILITY_INCLUDE_FILE_PLAYER_H_
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