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author | Steve Block <steveblock@google.com> | 2011-05-25 19:08:45 +0100 |
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committer | Steve Block <steveblock@google.com> | 2011-06-08 13:51:31 +0100 |
commit | 2bde8e466a4451c7319e3a072d118917957d6554 (patch) | |
tree | 28f4a1b869a513e565c7760d0e6a06e7cf1fe95a /Source/WebCore/platform/graphics/chromium/ShaderChromium.cpp | |
parent | 6939c99b71d9372d14a0c74a772108052e8c48c8 (diff) | |
download | external_webkit-2bde8e466a4451c7319e3a072d118917957d6554.zip external_webkit-2bde8e466a4451c7319e3a072d118917957d6554.tar.gz external_webkit-2bde8e466a4451c7319e3a072d118917957d6554.tar.bz2 |
Merge WebKit at r82507: Initial merge by git
Change-Id: I60ce9d780725b58b45e54165733a8ffee23b683e
Diffstat (limited to 'Source/WebCore/platform/graphics/chromium/ShaderChromium.cpp')
-rw-r--r-- | Source/WebCore/platform/graphics/chromium/ShaderChromium.cpp | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/Source/WebCore/platform/graphics/chromium/ShaderChromium.cpp b/Source/WebCore/platform/graphics/chromium/ShaderChromium.cpp index 49b3462..b7f447b 100644 --- a/Source/WebCore/platform/graphics/chromium/ShaderChromium.cpp +++ b/Source/WebCore/platform/graphics/chromium/ShaderChromium.cpp @@ -248,7 +248,7 @@ FragmentShaderYUVVideo::FragmentShaderYUVVideo() , m_vTextureLocation(-1) , m_alphaLocation(-1) , m_ccMatrixLocation(-1) - , m_signAdjLocation(-1) + , m_yuvAdjLocation(-1) { } @@ -259,10 +259,10 @@ bool FragmentShaderYUVVideo::init(GraphicsContext3D* context, unsigned program) m_vTextureLocation = context->getUniformLocation(program, "v_texture"); m_alphaLocation = context->getUniformLocation(program, "alpha"); m_ccMatrixLocation = context->getUniformLocation(program, "cc_matrix"); - m_signAdjLocation = context->getUniformLocation(program, "adj"); + m_yuvAdjLocation = context->getUniformLocation(program, "yuv_adj"); return m_yTextureLocation != -1 && m_uTextureLocation != -1 && m_vTextureLocation != -1 - && m_alphaLocation != -1 && m_ccMatrixLocation != -1 && m_signAdjLocation != -1; + && m_alphaLocation != -1 && m_ccMatrixLocation != -1 && m_yuvAdjLocation != -1; } String FragmentShaderYUVVideo::getShaderString() const @@ -276,14 +276,15 @@ String FragmentShaderYUVVideo::getShaderString() const uniform sampler2D u_texture; uniform sampler2D v_texture; uniform float alpha; - uniform float adj; + uniform vec3 yuv_adj; uniform mat3 cc_matrix; void main() { - float y = texture2D(y_texture, y_texCoord).x; - float u = texture2D(u_texture, uv_texCoord).x - adj; - float v = texture2D(v_texture, uv_texCoord).x - adj; - vec3 rgb = cc_matrix * vec3(y, u, v); + float y_raw = texture2D(y_texture, y_texCoord).x; + float u_unsigned = texture2D(u_texture, uv_texCoord).x; + float v_unsigned = texture2D(v_texture, uv_texCoord).x; + vec3 yuv = vec3(y_raw, u_unsigned, v_unsigned) + yuv_adj; + vec3 rgb = cc_matrix * yuv; gl_FragColor = vec4(rgb, float(1)) * alpha; } ); |