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
|
/*
Copyright (C) 2016 Igalia S.L.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef VideoTextureCopierGStreamer_h
#define VideoTextureCopierGStreamer_h
#if USE(GSTREAMER_GL)
#include "ImageOrientation.h"
#include "TextureMapperGLHeaders.h"
#include "TextureMapperPlatformLayerBuffer.h"
#include "TextureMapperShaderProgram.h"
#include "TransformationMatrix.h"
#include <wtf/RefPtr.h>
namespace WebCore {
struct ImageOrientation;
class VideoTextureCopierGStreamer {
WTF_MAKE_FAST_ALLOCATED;
public:
enum class ColorConversion {
ConvertBGRAToRGBA,
ConvertARGBToRGBA,
NoConvert,
};
VideoTextureCopierGStreamer(ColorConversion);
~VideoTextureCopierGStreamer();
bool copyVideoTextureToPlatformTexture(TextureMapperPlatformLayerBuffer& inputTexture, IntSize& frameSize, GLuint outputTexture, GLenum outputTarget, GLint level, GLenum internalFormat, GLenum format, GLenum type, bool flipY, ImageOrientation sourceOrientation, bool premultiplyAlpha);
void updateColorConversionMatrix(ColorConversion);
void updateTextureSpaceMatrix();
void updateTransformationMatrix();
GLuint resultTexture() { return m_resultTexture; }
private:
RefPtr<TextureMapperShaderProgram> m_shaderProgram;
TextureMapperShaderProgram::Options m_shaderOptions;
GLuint m_framebuffer { 0 };
GLuint m_vbo { 0 };
#if !USE(OPENGL_ES)
GLuint m_vao { 0 };
#endif
bool m_flipY { false };
ImageOrientation m_orientation;
IntSize m_size;
TransformationMatrix m_modelViewMatrix;
TransformationMatrix m_projectionMatrix;
TransformationMatrix m_textureSpaceMatrix;
TransformationMatrix m_colorConversionMatrix;
GLuint m_resultTexture { 0 };
};
} // namespace WebCore
#endif // USE(GSTREAMER_GL)
#endif // VideoTextureCopierGStreamer_h
|
