Kiwano Engine v1.2.x
Transcoder.h
1// Copyright (c) 2016-2018 Kiwano - Nomango
2//
3// Permission is hereby granted, free of charge, to any person obtaining a copy
4// of this software and associated documentation files (the "Software"), to deal
5// in the Software without restriction, including without limitation the rights
6// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7// copies of the Software, and to permit persons to whom the Software is
8// furnished to do so, subject to the following conditions:
9//
10// The above copyright notice and this permission notice shall be included in
11// all copies or substantial portions of the Software.
12//
13// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
19// THE SOFTWARE.
20
21#pragma once
22#include <kiwano/core/Resource.h>
23#include <mfapi.h>
24#include <mfidl.h>
25#include <mfreadwrite.h>
26
27namespace kiwano
28{
29namespace audio
30{
31class Sound;
32
42class KGE_API Transcoder
43{
44 friend class Sound;
45
46public:
51 struct Buffer
52 {
53 BYTE* data;
54 uint32_t size;
55 const WAVEFORMATEX* format;
56 };
57
58 Transcoder();
59
61
64 Buffer GetBuffer() const;
65
68 void ClearBuffer();
69
70private:
73 HRESULT LoadMediaFile(const String& file_path);
74
77 HRESULT LoadMediaResource(const Resource& res);
78
81 HRESULT ReadSource(IMFSourceReader* reader);
82
83private:
84 BYTE* wave_data_;
85 uint32_t wave_size_;
86 WAVEFORMATEX* wave_format_;
87};
88
90} // namespace audio
91} // namespace kiwano
资源
Definition: Resource.h:41
音频对象
Definition: Sound.h:46
音频解码器
Definition: Transcoder.h:43
音频数据缓冲
Definition: Transcoder.h:52
const WAVEFORMATEX * format
音频数据格式
Definition: Transcoder.h:55
BYTE * data
音频数据
Definition: Transcoder.h:53
uint32_t size
音频数据大小
Definition: Transcoder.h:54