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Fix screen and portal capture not working on some intel gpus

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dec05eba
2025-06-09 22:07:52 +02:00
parent a849d2cdad
commit 3ba1dbda98
15 changed files with 112 additions and 94 deletions
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14
src/image_writer.c
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@@ -71,11 +71,15 @@ static bool gsr_image_writer_write_opengl_texture_to_file(gsr_image_writer *self
return false;
}
// TODO: hdr support
self->egl->glBindTexture(GL_TEXTURE_2D, self->texture);
// We could use glGetTexSubImage, but it's only available starting from opengl 4.5
self->egl->glGetTexImage(GL_TEXTURE_2D, 0, GL_RGBA, GL_UNSIGNED_BYTE, frame_data);
self->egl->glBindTexture(GL_TEXTURE_2D, 0);
unsigned int fbo = 0;
self->egl->glGenFramebuffers(1, &fbo);
self->egl->glBindFramebuffer(GL_FRAMEBUFFER, fbo);
self->egl->glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, self->texture, 0);
self->egl->glReadPixels(0, 0, self->width, self->height, GL_RGBA, GL_UNSIGNED_BYTE, frame_data);
self->egl->glBindFramebuffer(GL_FRAMEBUFFER, 0);
self->egl->glDeleteFramebuffers(1, &fbo);
self->egl->glFlush();
self->egl->glFinish();