void ensure_texture_resolution(PBOFrameAllocator::Userdata *userdata, unsigned field, unsigned width, unsigned height, unsigned v210_width)
{
bool first;
- if (global_flags.ten_bit_input) {
+ switch (userdata->pixel_format) {
+ case bmusb::PixelFormat_10BitYCbCr:
first = userdata->tex_v210[field] == 0 || userdata->tex_444[field] == 0;
- } else {
+ break;
+ case bmusb::PixelFormat_8BitYCbCr:
first = userdata->tex_y[field] == 0 || userdata->tex_cbcr[field] == 0;
+ break;
+ case bmusb::PixelFormat_8BitRGBA:
+ first = userdata->tex_rgba[field] == 0;
+ break;
+ default:
+ assert(false);
}
if (first ||
// We changed resolution since last use of this texture, so we need to create
// a new object. Note that this each card has its own PBOFrameAllocator,
// we don't need to worry about these flip-flopping between resolutions.
- if (global_flags.ten_bit_input) {
+ switch (userdata->pixel_format) {
+ case bmusb::PixelFormat_10BitYCbCr:
glBindTexture(GL_TEXTURE_2D, userdata->tex_444[field]);
check_error();
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: {
size_t cbcr_width = width / 2;
glBindTexture(GL_TEXTURE_2D, userdata->tex_cbcr[field]);
check_error();
glTexImage2D(GL_TEXTURE_2D, 0, GL_R8, width, height, 0, GL_RED, GL_UNSIGNED_BYTE, nullptr);
check_error();
+ break;
+ }
+ case bmusb::PixelFormat_8BitRGBA:
+ glBindTexture(GL_TEXTURE_2D, userdata->tex_rgba[field]);
+ check_error();
+ 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_RGBA, GL_UNSIGNED_BYTE, nullptr);
+ } else {
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
+ }
+ check_error();
+ break;
}
userdata->last_width[field] = width;
userdata->last_height[field] = height;
CHECK(init_movit(MOVIT_SHADER_DIR, MOVIT_DEBUG_OFF));
check_error();
+ // This nearly always should be true.
+ global_flags.can_disable_srgb_decoder = epoxy_has_gl_extension("GL_EXT_texture_sRGB_decode");
+
// Since we allow non-bouncing 4:2:2 YCbCrInputs, effective subpixel precision
// will be halved when sampling them, and we need to compensate here.
movit_texel_subpixel_precision /= 2.0;
if (card->output.get() != output) {
card->output.reset(output);
}
+
+ bmusb::PixelFormat pixel_format = global_flags.ten_bit_input ? PixelFormat_10BitYCbCr : PixelFormat_8BitYCbCr;
+
card->capture->set_frame_callback(bind(&Mixer::bm_frame, this, card_index, _1, _2, _3, _4, _5, _6, _7));
if (card->frame_allocator == nullptr) {
- card->frame_allocator.reset(new PBOFrameAllocator(8 << 20, global_flags.width, global_flags.height)); // 8 MB.
+ card->frame_allocator.reset(new PBOFrameAllocator(pixel_format, 8 << 20, global_flags.width, global_flags.height)); // 8 MB.
}
card->capture->set_video_frame_allocator(card->frame_allocator.get());
if (card->surface == nullptr) {
}
while (!card->new_frames.empty()) card->new_frames.pop_front();
card->last_timecode = -1;
- card->capture->set_pixel_format(global_flags.ten_bit_input ? PixelFormat_10BitYCbCr : PixelFormat_8BitYCbCr);
+ card->capture->set_pixel_format(pixel_format);
card->capture->configure_card();
// NOTE: start_bm_capture() happens in thread_func().
field_start_line = video_format.extra_lines_top;
}
- // For 8-bit input, v210_width will be nonsensical but not used.
+ // For anything not FRAME_FORMAT_YCBCR_10BIT, v210_width will be nonsensical but not used.
size_t v210_width = video_format.stride / sizeof(uint32_t);
ensure_texture_resolution(userdata, field, video_format.width, video_format.height, v210_width);
glBindBuffer(GL_PIXEL_UNPACK_BUFFER, userdata->pbo);
check_error();
- if (global_flags.ten_bit_input) {
+ switch (userdata->pixel_format) {
+ case bmusb::PixelFormat_10BitYCbCr: {
size_t field_start = video_offset + video_format.stride * field_start_line;
upload_texture(userdata->tex_v210[field], v210_width, video_format.height, video_format.stride, interlaced_stride, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, field_start);
v210_converter->convert(userdata->tex_v210[field], userdata->tex_444[field], video_format.width, video_format.height);
- } else {
+ break;
+ }
+ case bmusb::PixelFormat_8BitYCbCr: {
size_t field_y_start = y_offset + video_format.width * field_start_line;
size_t field_cbcr_start = cbcr_offset + cbcr_width * field_start_line * sizeof(uint16_t);
// Make up our own strides, since we are interleaving.
upload_texture(userdata->tex_y[field], video_format.width, video_format.height, video_format.width, interlaced_stride, GL_RED, GL_UNSIGNED_BYTE, field_y_start);
upload_texture(userdata->tex_cbcr[field], cbcr_width, video_format.height, cbcr_width * sizeof(uint16_t), interlaced_stride, GL_RG, GL_UNSIGNED_BYTE, field_cbcr_start);
+ break;
+ }
+ case bmusb::PixelFormat_8BitRGBA: {
+ size_t field_start = video_offset + video_format.stride * field_start_line;
+ upload_texture(userdata->tex_rgba[field], video_format.width, video_format.height, video_format.stride, interlaced_stride, GL_RGBA, GL_UNSIGNED_BYTE, field_start);
+ break;
+ }
+ default:
+ assert(false);
}
glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);