1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
|
/**********************************************************************
Audacity: A Digital Audio Editor
AVFormatContextWrapper.h
Dmitry Vedenko
**********************************************************************/
#pragma once
#include <cstdint>
#include <vector>
#include <memory>
#include "FFmpegTypes.h"
#include "AVIOContextWrapper.h"
#include "AVPacketWrapper.h"
struct FFmpegFunctions;
typedef struct AVFormatContext AVFormatContext;
class AVDictionaryWrapper;
class AVStreamWrapper;
class AVInputFormatWrapper;
class AVOutputFormatWrapper;
class AVCodecWrapper;
class FFMPEG_SUPPORT_API AVFormatContextWrapper
{
public:
using StreamsList = std::vector<std::unique_ptr<AVStreamWrapper>>;
AVFormatContextWrapper(const AVFormatContextWrapper&) = delete;
AVFormatContextWrapper& operator=(AVFormatContextWrapper&) = delete;
AVFormatContextWrapper(AVFormatContextWrapper&&) = delete;
AVFormatContextWrapper& operator=(AVFormatContextWrapper&&) = delete;
explicit AVFormatContextWrapper(
const FFmpegFunctions& ffmpeg) noexcept;
//! @return null if OpenInputContext or OpenOutputContext has not been called
AVFormatContext* GetWrappedValue() noexcept;
//! @return null if OpenInputContext or OpenOutputContext has not been called
const AVFormatContext* GetWrappedValue() const noexcept;
virtual ~AVFormatContextWrapper();
AVIOContextWrapper::OpenResult OpenInputContext(const wxString& path, const AVInputFormatWrapper* inputFormat, AVDictionaryWrapper options);
AVIOContextWrapper::OpenResult OpenOutputContext(const wxString& path);
//! @return is null at end of stream
std::unique_ptr<AVPacketWrapper> ReadNextPacket();
std::unique_ptr<AVStreamWrapper> CreateStream();
const AVInputFormatWrapper* GetInputFormat() const noexcept;
const AVOutputFormatWrapper* GetOutputFormat() const noexcept;
virtual void SetOutputFormat(std::unique_ptr<AVOutputFormatWrapper> oformat) noexcept = 0;
virtual AVIOContextWrapper* GetAVIOContext() const noexcept = 0;
virtual void SetAVIOContext(std::unique_ptr<AVIOContextWrapper> pb) noexcept = 0;
virtual int GetCtxFlags() const noexcept = 0;
virtual unsigned int GetStreamsCount() const noexcept = 0;
virtual const StreamsList& GetStreams() const noexcept = 0;
virtual const AVStreamWrapper* GetStream(int index) const noexcept;
virtual const char* GetFilename() const noexcept = 0;
virtual void SetFilename(const char* filename) noexcept = 0;
virtual int64_t GetStartTime() const noexcept = 0;
virtual int64_t GetDuration() const noexcept = 0;
virtual int GetBitRate() const noexcept = 0;
virtual void SetBitRate(int bit_rate) noexcept = 0;
virtual unsigned int GetPacketSize() const noexcept = 0;
virtual void SetPacketSize(unsigned int packet_size) noexcept = 0;
virtual int GetMaxDelay() const noexcept = 0;
virtual void SetMaxDelay(int max_delay) noexcept = 0;
virtual int GetFlags() const noexcept = 0;
virtual void SetFlags(int flags) noexcept = 0;
virtual unsigned int GetProbeSize() const noexcept = 0;
virtual void SetProbeSize(unsigned int probesize) noexcept = 0;
virtual int GetMaxAnalyzeDuration() const noexcept = 0;
virtual void SetMaxAnalyzeDuration(int max_analyze_duration) noexcept = 0;
virtual AVCodecIDFwd GetAudioCodecId() const noexcept = 0;
virtual void SetAudioCodecId(AVCodecIDFwd audio_codec_id) noexcept = 0;
virtual unsigned int GetMaxIndexSize() const noexcept = 0;
virtual void SetMaxIndexSize(unsigned int max_index_size) noexcept = 0;
virtual AVDictionaryWrapper GetMetadata() const noexcept = 0;
virtual void SetMetadata(AVDictionaryWrapper metadata) noexcept = 0;
virtual int64_t GetStartTimeRealtime() const noexcept = 0;
virtual void SetStartTimeRealtime(int64_t start_time_realtime) noexcept = 0;
virtual int GetFpsProbeSize() const noexcept = 0;
virtual void SetFpsProbeSize(int fps_probe_size) noexcept = 0;
virtual int GetErrorRecognition() const noexcept = 0;
virtual void SetErrorRecognition(int error_recognition) noexcept = 0;
virtual int64_t GetMaxInterleaveDelta() const noexcept = 0;
virtual void SetMaxInterleaveDelta(int64_t max_interleave_delta) noexcept = 0;
virtual int GetStrictStdCompliance() const noexcept = 0;
virtual void SetStrictStdCompliance(int strict_std_compliance) noexcept = 0;
virtual int GetAudioPreload() const noexcept = 0;
virtual void SetAudioPreload(int audio_preload) noexcept = 0;
virtual int GetMaxChunkDuration() const noexcept = 0;
virtual void SetMaxChunkDuration(int max_chunk_duration) noexcept = 0;
virtual int GetMaxChunkSize() const noexcept = 0;
virtual void SetMaxChunkSize(int max_chunk_size) noexcept = 0;
virtual int GetUseWallclockAsTimestamps() const noexcept = 0;
virtual void SetUseWallclockAsTimestamps(int use_wallclock_as_timestamps) noexcept = 0;
virtual int GetAvoidNegativeTs() const noexcept = 0;
virtual void SetAvoidNegativeTs(int avoid_negative_ts) noexcept = 0;
virtual int GetAvioFlags() const noexcept = 0;
virtual void SetAvioFlags(int avio_flags) noexcept = 0;
virtual int64_t GetSkipInitialBytes() const noexcept = 0;
virtual void SetSkipInitialBytes(int64_t skip_initial_bytes) noexcept = 0;
virtual unsigned int GetCorrectTsOverflow() const noexcept = 0;
virtual void SetCorrectTsOverflow(unsigned int correct_ts_overflow) noexcept = 0;
virtual int GetSeek2any() const noexcept = 0;
virtual void SetSeek2any(int seek2any) noexcept = 0;
virtual int GetFlushPackets() const noexcept = 0;
virtual void SetFlushPackets(int flush_packets) noexcept = 0;
virtual int GetProbeScore() const noexcept = 0;
virtual int GetFormatProbeSize() const noexcept = 0;
virtual void SetFormatProbeSize(int format_probesize) noexcept = 0;
virtual AVCodecWrapper* GetAudioCodec() const noexcept = 0;
virtual void SetAudioCodec(
std::unique_ptr<AVCodecWrapper> audio_codec) noexcept = 0;
virtual void* GetOpaque() const noexcept = 0;
virtual void SetOpaque(void* opaque) noexcept = 0;
virtual int64_t GetOutputTsOffset() const noexcept = 0;
virtual void SetOutputTsOffset(int64_t output_ts_offset) noexcept = 0;
protected:
virtual AVInputFormat* GetIFormat() const noexcept = 0;
virtual AVOutputFormat* GetOFormat() const noexcept = 0;
virtual void UpdateStreamList() noexcept = 0;
const FFmpegFunctions& mFFmpeg;
AVFormatContext* mAVFormatContext { nullptr };
std::unique_ptr<AVIOContextWrapper> mAVIOContext;
StreamsList mStreams;
std::unique_ptr<AVInputFormatWrapper> mInputFormat;
std::unique_ptr<AVOutputFormatWrapper> mOutputFormat;
std::unique_ptr<AVCodecWrapper> mForcedAudioCodec;
};
|
