#include <cstddef>
#include "flags.h"
+#include "v210_converter.h"
using namespace std;
-PBOFrameAllocator::PBOFrameAllocator(size_t frame_size, GLuint width, GLuint height, size_t num_queued_frames, GLenum buffer, GLenum permissions, GLenum map_bits)
- : buffer(buffer)
+namespace {
+
+void set_clamp_to_edge()
+{
+ 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();
+}
+
+} // namespace
+
+PBOFrameAllocator::PBOFrameAllocator(bmusb::PixelFormat pixel_format, size_t frame_size, GLuint width, GLuint height, size_t num_queued_frames, GLenum buffer, GLenum permissions, GLenum map_bits)
+ : pixel_format(pixel_format), buffer(buffer)
{
userdata.reset(new Userdata[num_queued_frames]);
for (size_t i = 0; i < num_queued_frames; ++i) {
check_error();
glBindBuffer(buffer, pbo);
check_error();
- glBufferStorage(buffer, frame_size, NULL, permissions | GL_MAP_PERSISTENT_BIT);
+ glBufferStorage(buffer, frame_size, nullptr, permissions | GL_MAP_PERSISTENT_BIT);
check_error();
Frame frame;
frame.size = frame_size;
frame.userdata = &userdata[i];
userdata[i].pbo = pbo;
+ userdata[i].pixel_format = pixel_format;
frame.owner = this;
- // For 8-bit Y'CbCr, we ask the driver to split Y' and Cb/Cr
+ // For 8-bit non-planar Y'CbCr, we ask the driver to split Y' and Cb/Cr
// into separate textures. For 10-bit, the input format (v210)
// is complicated enough that we need to interpolate up to 4:4:4,
- // which we do in a compute shader ourselves.
- frame.interleaved = !global_flags.ten_bit_input;
+ // which we do in a compute shader ourselves. For BGRA, the data
+ // is already 4:4:4:4.
+ frame.interleaved = (pixel_format == bmusb::PixelFormat_8BitYCbCr);
// Create textures. We don't allocate any data for the second field at this point
// (just create the texture state with the samplers), since our default assumed
// resolution is progressive.
- if (global_flags.ten_bit_input) {
+ switch (pixel_format) {
+ case bmusb::PixelFormat_8BitYCbCr:
+ glGenTextures(2, userdata[i].tex_y);
+ check_error();
+ glGenTextures(2, userdata[i].tex_cbcr);
+ check_error();
+ break;
+ case bmusb::PixelFormat_10BitYCbCr:
glGenTextures(2, userdata[i].tex_v210);
check_error();
glGenTextures(2, userdata[i].tex_444);
check_error();
- } else {
+ break;
+ case bmusb::PixelFormat_8BitBGRA:
+ glGenTextures(2, userdata[i].tex_rgba);
+ check_error();
+ break;
+ case bmusb::PixelFormat_8BitYCbCrPlanar:
glGenTextures(2, userdata[i].tex_y);
check_error();
- glGenTextures(2, userdata[i].tex_cbcr);
+ glGenTextures(2, userdata[i].tex_cb);
+ check_error();
+ glGenTextures(2, userdata[i].tex_cr);
check_error();
+ break;
+ default:
+ assert(false);
}
+
userdata[i].last_width[0] = width;
userdata[i].last_height[0] = height;
+ userdata[i].last_cbcr_width[0] = width / 2;
+ userdata[i].last_cbcr_height[0] = height;
+ userdata[i].last_v210_width[0] = 0;
+
userdata[i].last_width[1] = 0;
userdata[i].last_height[1] = 0;
+ userdata[i].last_cbcr_width[1] = 0;
+ userdata[i].last_cbcr_height[1] = 0;
+ userdata[i].last_v210_width[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) {
- if (global_flags.ten_bit_input) {
+ switch (pixel_format) {
+ case bmusb::PixelFormat_10BitYCbCr: {
+ const size_t v210_width = v210Converter::get_minimum_v210_texture_width(width);
+
+ // Seemingly we need to set the minification filter even though
+ // shader image loads don't use them, or NVIDIA will just give us
+ // zero back.
glBindTexture(GL_TEXTURE_2D, userdata[i].tex_v210[field]);
check_error();
- // Don't care about texture parameters, we're only going to read it
- // from the compute shader anyway.
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ check_error();
if (field == 0) {
- glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB10_A2, width, height, 0, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, NULL);
+ userdata[i].last_v210_width[0] = v210_width;
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB10_A2, v210_width, height, 0, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, nullptr);
check_error();
}
glBindTexture(GL_TEXTURE_2D, userdata[i].tex_444[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();
+ set_clamp_to_edge();
if (field == 0) {
- glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB10_A2, width, height, 0, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, NULL);
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB10_A2, width, height, 0, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, nullptr);
check_error();
}
- } else {
+ break;
+ }
+ case bmusb::PixelFormat_8BitYCbCr:
glBindTexture(GL_TEXTURE_2D, userdata[i].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();
+ set_clamp_to_edge();
if (field == 0) {
- glTexImage2D(GL_TEXTURE_2D, 0, GL_R8, width, height, 0, GL_RED, GL_UNSIGNED_BYTE, NULL);
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_R8, width, height, 0, GL_RED, GL_UNSIGNED_BYTE, nullptr);
check_error();
}
glBindTexture(GL_TEXTURE_2D, userdata[i].tex_cbcr[field]);
check_error();
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ set_clamp_to_edge();
+ if (field == 0) {
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RG8, width / 2, height, 0, GL_RG, GL_UNSIGNED_BYTE, nullptr);
+ check_error();
+ }
+ break;
+ case bmusb::PixelFormat_8BitBGRA:
+ glBindTexture(GL_TEXTURE_2D, userdata[i].tex_rgba[field]);
+ check_error();
+ set_clamp_to_edge();
+ if (field == 0) {
+ if (global_flags.can_disable_srgb_decoder) { // See the comments in tweaked_inputs.h.
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_SRGB8_ALPHA8, width, height, 0, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, nullptr);
+ } else {
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, width, height, 0, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, nullptr);
+ }
+ check_error();
+ }
+ break;
+ case bmusb::PixelFormat_8BitYCbCrPlanar:
+ glBindTexture(GL_TEXTURE_2D, userdata[i].tex_y[field]);
check_error();
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+ set_clamp_to_edge();
+ if (field == 0) {
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_R8, width, height, 0, GL_RED, GL_UNSIGNED_BYTE, nullptr);
+ check_error();
+ }
+
+ glBindTexture(GL_TEXTURE_2D, userdata[i].tex_cb[field]);
check_error();
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+ set_clamp_to_edge();
+ if (field == 0) {
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_R8, width / 2, height, 0, GL_RED, GL_UNSIGNED_BYTE, nullptr);
+ check_error();
+ }
+
+ glBindTexture(GL_TEXTURE_2D, userdata[i].tex_cr[field]);
check_error();
+ set_clamp_to_edge();
if (field == 0) {
- glTexImage2D(GL_TEXTURE_2D, 0, GL_RG8, width / 2, height, 0, GL_RG, GL_UNSIGNED_BYTE, NULL);
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_R8, width / 2, height, 0, GL_RED, GL_UNSIGNED_BYTE, nullptr);
check_error();
}
+ break;
+ default:
+ assert(false);
}
}
check_error();
glDeleteBuffers(1, &pbo);
check_error();
- if (global_flags.ten_bit_input) {
+ switch (pixel_format) {
+ case bmusb::PixelFormat_10BitYCbCr:
glDeleteTextures(2, ((Userdata *)frame.userdata)->tex_v210);
check_error();
glDeleteTextures(2, ((Userdata *)frame.userdata)->tex_444);
check_error();
- } else {
+ break;
+ case bmusb::PixelFormat_8BitYCbCr:
glDeleteTextures(2, ((Userdata *)frame.userdata)->tex_y);
check_error();
glDeleteTextures(2, ((Userdata *)frame.userdata)->tex_cbcr);
check_error();
+ break;
+ case bmusb::PixelFormat_8BitBGRA:
+ glDeleteTextures(2, ((Userdata *)frame.userdata)->tex_rgba);
+ check_error();
+ break;
+ case bmusb::PixelFormat_8BitYCbCrPlanar:
+ glDeleteTextures(2, ((Userdata *)frame.userdata)->tex_y);
+ check_error();
+ glDeleteTextures(2, ((Userdata *)frame.userdata)->tex_cb);
+ check_error();
+ glDeleteTextures(2, ((Userdata *)frame.userdata)->tex_cr);
+ check_error();
+ break;
+ default:
+ assert(false);
}
}
}
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);
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_R8, userdata->last_width[field], userdata->last_height[field], 0, GL_RED, GL_UNSIGNED_BYTE, nullptr);
check_error();
glBindTexture(GL_TEXTURE_2D, userdata->tex_cbcr[field]);
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);
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RG8, userdata->last_width[field] / 2, userdata->last_height[field], 0, GL_RED, GL_UNSIGNED_BYTE, nullptr);
check_error();
}
#endif