X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=pbo_frame_allocator.cpp;h=34b2c7ba04de98378e92c6b0ad2fe78043d52902;hb=26e1ec466d4730b6abc0e20201d704cfdf41a6eb;hp=8c92ec3ce29c42be7bf86a983a13f0db6221572d;hpb=0fbc1a8e841b5e6d5c9c9df75eba711f92185f01;p=nageru

diff --git a/pbo_frame_allocator.cpp b/pbo_frame_allocator.cpp
index 8c92ec3..34b2c7b 100644
--- a/pbo_frame_allocator.cpp
+++ b/pbo_frame_allocator.cpp
@@ -44,6 +44,8 @@ PBOFrameAllocator::PBOFrameAllocator(size_t frame_size, GLuint width, GLuint hei
 		userdata[i].last_width[1] = 0;
 		userdata[i].last_height[1] = 0;
 		userdata[i].last_interlaced = false;
+		userdata[i].last_has_signal = false;
+		userdata[i].last_is_connected = false;
 		for (unsigned field = 0; field < 2; ++field) {
 			glBindTexture(GL_TEXTURE_2D, userdata[i].tex_y[field]);
 			check_error();
@@ -102,7 +104,7 @@ PBOFrameAllocator::~PBOFrameAllocator()
 }
 //static int sumsum = 0;
 
-FrameAllocator::Frame PBOFrameAllocator::alloc_frame()
+bmusb::FrameAllocator::Frame PBOFrameAllocator::alloc_frame()
 {
         Frame vf;
 
@@ -125,6 +127,35 @@ void PBOFrameAllocator::release_frame(Frame frame)
 		printf("%d bytes overflow after last (PBO) frame\n", int(frame.overflow));
 	}
 
+#if 0
+	// Poison the page. (Note that this might be bogus if you don't have an OpenGL context.)
+	memset(frame.data, 0, frame.size);
+	Userdata *userdata = (Userdata *)frame.userdata;
+	for (unsigned field = 0; field < 2; ++field) {
+		glBindTexture(GL_TEXTURE_2D, userdata->tex_y[field]);
+		check_error();
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+		check_error();
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+		check_error();
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+		check_error();
+		glTexImage2D(GL_TEXTURE_2D, 0, GL_R8, userdata->last_width[field], userdata->last_height[field], 0, GL_RED, GL_UNSIGNED_BYTE, NULL);
+		check_error();
+
+		glBindTexture(GL_TEXTURE_2D, userdata->tex_cbcr[field]);
+		check_error();
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+		check_error();
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+		check_error();
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+		check_error();
+		glTexImage2D(GL_TEXTURE_2D, 0, GL_RG8, userdata->last_width[field] / 2, userdata->last_height[field], 0, GL_RED, GL_UNSIGNED_BYTE, NULL);
+		check_error();
+	}
+#endif
+
 	unique_lock<mutex> lock(freelist_mutex);
 	freelist.push(frame);
 	//--sumsum;