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[207/906] oups, fix my mistake on last commit

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Julien Isorce 2008-08-24 03:38:40 +02:00 committed by Matthew Waters
parent c8fb510e4f
commit dc96363485
1 changed files with 52 additions and 51 deletions
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103
gst-libs/gst/gl/gstgldisplay.c
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@ -962,63 +962,64 @@ gst_gl_display_thread_init_upload (GstGLDisplay *display)
case GST_VIDEO_FORMAT_AYUV: case GST_VIDEO_FORMAT_AYUV:
//color space conversion is needed //color space conversion is needed
{ {
//Frame buffer object is a requirement for every cases
if (GLEW_EXT_framebuffer_object)
{
//a texture must be attached to the FBO
GLuint fake_texture = 0;
g_print ("Context %d, EXT_framebuffer_object supported: yes\n", display->glutWinId);
//-- init intput frame buffer object (video -> GL)
//setup FBO
glGenFramebuffersEXT (1, &display->upload_fbo);
glBindFramebufferEXT (GL_FRAMEBUFFER_EXT, display->upload_fbo);
//setup the render buffer for depth
glGenRenderbuffersEXT(1, &display->upload_depth_buffer);
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, display->upload_depth_buffer);
glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_DEPTH_COMPONENT,
display->upload_width, display->upload_height);
//a fake texture is attached to the upload FBO (cannot init without it)
glGenTextures (1, &fake_texture);
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, fake_texture);
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA8,
display->upload_width, display->upload_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
//attach the texture to the FBO to renderer to
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
GL_TEXTURE_RECTANGLE_ARB, fake_texture, 0);
//attach the depth render buffer to the FBO
glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT,
GL_RENDERBUFFER_EXT, display->upload_depth_buffer);
gst_gl_display_check_framebuffer_status();
g_assert (glCheckFramebufferStatusEXT (GL_FRAMEBUFFER_EXT) ==
GL_FRAMEBUFFER_COMPLETE_EXT);
//unbind the FBO
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
glDeleteTextures (1, &fake_texture);
}
else
{
//turn off the pipeline because Frame buffer object is a not present
g_print ("Context %d, EXT_framebuffer_object supported: no\n", display->glutWinId);
display->isAlive = FALSE;
}
//check if fragment shader is available, then load them //check if fragment shader is available, then load them
/* shouldn't we require ARB_shading_language_100? --Filippo */ /* shouldn't we require ARB_shading_language_100? --Filippo */
if (GLEW_ARB_fragment_shader) if (GLEW_ARB_fragment_shader)
{ {
g_print ("Context %d, ARB_fragment_shader supported: yes\n", display->glutWinId); g_print ("Context %d, ARB_fragment_shader supported: yes\n", display->glutWinId);
//Frame buffer object is a requirement for every cases
if (GLEW_EXT_framebuffer_object)
{
//a texture must be attached to the FBO
GLuint fake_texture = 0;
g_print ("Context %d, EXT_framebuffer_object supported: yes\n", display->glutWinId);
//-- init intput frame buffer object (video -> GL)
//setup FBO
glGenFramebuffersEXT (1, &display->upload_fbo);
glBindFramebufferEXT (GL_FRAMEBUFFER_EXT, display->upload_fbo);
//setup the render buffer for depth
glGenRenderbuffersEXT(1, &display->upload_depth_buffer);
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, display->upload_depth_buffer);
glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_DEPTH_COMPONENT,
display->upload_width, display->upload_height);
//a fake texture is attached to the upload FBO (cannot init without it)
glGenTextures (1, &fake_texture);
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, fake_texture);
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA8,
display->upload_width, display->upload_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
//attach the texture to the FBO to renderer to
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
GL_TEXTURE_RECTANGLE_ARB, fake_texture, 0);
//attach the depth render buffer to the FBO
glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT,
GL_RENDERBUFFER_EXT, display->upload_depth_buffer);
gst_gl_display_check_framebuffer_status();
g_assert (glCheckFramebufferStatusEXT (GL_FRAMEBUFFER_EXT) ==
GL_FRAMEBUFFER_COMPLETE_EXT);
//unbind the FBO
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
glDeleteTextures (1, &fake_texture);
}
else
{
//turn off the pipeline because Frame buffer object is a not present
g_print ("Context %d, EXT_framebuffer_object supported: no\n", display->glutWinId);
display->isAlive = FALSE;
break;
}
display->upload_colorspace_conversion = GST_GL_DISPLAY_CONVERSION_GLSL; display->upload_colorspace_conversion = GST_GL_DISPLAY_CONVERSION_GLSL;
switch (display->upload_video_format) switch (display->upload_video_format)