check_error();
resource_pool.reset(new ResourcePool);
+ theme.reset(new Theme("theme.lua", resource_pool.get()));
output_channel[OUTPUT_LIVE].parent = this;
output_channel[OUTPUT_PREVIEW].parent = this;
+ output_channel[OUTPUT_INPUT0].parent = this;
+ output_channel[OUTPUT_INPUT1].parent = this;
ImageFormat inout_format;
inout_format.color_space = COLORSPACE_sRGB;
inout_format.gamma_curve = GAMMA_sRGB;
- YCbCrFormat input_ycbcr_format;
- input_ycbcr_format.chroma_subsampling_x = 2;
- input_ycbcr_format.chroma_subsampling_y = 1;
- input_ycbcr_format.cb_x_position = 0.0;
- input_ycbcr_format.cr_x_position = 0.0;
- input_ycbcr_format.cb_y_position = 0.5;
- input_ycbcr_format.cr_y_position = 0.5;
- input_ycbcr_format.luma_coefficients = YCBCR_REC_601;
- input_ycbcr_format.full_range = false;
-
- YCbCrFormat output_ycbcr_format;
- output_ycbcr_format.chroma_subsampling_x = 1;
- output_ycbcr_format.chroma_subsampling_y = 1;
- output_ycbcr_format.luma_coefficients = YCBCR_REC_601;
- output_ycbcr_format.full_range = false;
-
- // Main chain.
- chain.reset(new EffectChain(WIDTH, HEIGHT, resource_pool.get()));
- check_error();
- input[0] = new YCbCrInput(inout_format, input_ycbcr_format, WIDTH, HEIGHT, YCBCR_INPUT_SPLIT_Y_AND_CBCR);
- chain->add_input(input[0]);
- input[1] = new YCbCrInput(inout_format, input_ycbcr_format, WIDTH, HEIGHT, YCBCR_INPUT_SPLIT_Y_AND_CBCR);
- chain->add_input(input[1]);
- resample_effect = chain->add_effect(new ResampleEffect(), input[0]);
- padding_effect = chain->add_effect(new IntegralPaddingEffect());
- float border_color[] = { 0.0f, 0.0f, 0.0f, 1.0f };
- CHECK(padding_effect->set_vec4("border_color", border_color));
-
- resample2_effect = chain->add_effect(new ResampleEffect(), input[1]);
- Effect *saturation_effect = chain->add_effect(new SaturationEffect());
- CHECK(saturation_effect->set_float("saturation", 0.3f));
- Effect *wb_effect = chain->add_effect(new WhiteBalanceEffect());
- CHECK(wb_effect->set_float("output_color_temperature", 3500.0));
- padding2_effect = chain->add_effect(new IntegralPaddingEffect());
-
- chain->add_effect(new OverlayEffect(), padding_effect, padding2_effect);
-
- chain->add_output(inout_format, OUTPUT_ALPHA_FORMAT_POSTMULTIPLIED);
- chain->add_ycbcr_output(inout_format, OUTPUT_ALPHA_FORMAT_POSTMULTIPLIED, output_ycbcr_format, YCBCR_OUTPUT_SPLIT_Y_AND_CBCR);
- chain->set_dither_bits(8);
- chain->set_output_origin(OUTPUT_ORIGIN_TOP_LEFT);
- chain->finalize();
-
// Display chain; shows the live output produced by the main chain (its RGBA version).
display_chain.reset(new EffectChain(WIDTH, HEIGHT, resource_pool.get()));
check_error();
display_chain->set_dither_bits(0); // Don't bother.
display_chain->finalize();
- // Preview chain (always shows just first input for now).
- preview_chain.reset(new EffectChain(WIDTH, HEIGHT, resource_pool.get()));
- check_error();
- preview_input = new YCbCrInput(inout_format, input_ycbcr_format, WIDTH, HEIGHT, YCBCR_INPUT_SPLIT_Y_AND_CBCR);
- preview_chain->add_input(preview_input);
- preview_chain->add_output(inout_format, OUTPUT_ALPHA_FORMAT_POSTMULTIPLIED);
- preview_chain->set_dither_bits(0); // Don't bother.
- preview_chain->finalize();
-
h264_encoder.reset(new H264Encoder(h264_encoder_surface, WIDTH, HEIGHT, "test.mp4"));
printf("Configuring first card...\n");
for (int card_index = 0; card_index < NUM_CARDS; ++card_index) {
cards[card_index].usb->start_bm_capture();
- input[card_index]->set_pixel_data(0, nullptr, 0);
- input[card_index]->set_pixel_data(1, nullptr, 0);
}
//chain->enable_phase_timing(true);
while (!should_quit) {
++frame;
+#if 0
//int width0 = lrintf(848 * (1.0 + 0.2 * sin(frame * 0.02)));
int width0 = 848;
int height0 = lrintf(width0 * 9.0 / 16.0);
place_rectangle(resample_effect, padding_effect, left0, top0, right0, bottom0);
place_rectangle(resample2_effect, padding2_effect, left1, top1, right1, bottom1);
+#endif
CaptureCard card_copy[NUM_CARDS];
if (!card->new_data_ready)
continue;
+ assert(card->new_frame != nullptr);
bmusb_current_rendering_frame[card_index] = card->new_frame;
check_error();
glDeleteSync(card->new_data_ready_fence);
check_error();
const PBOFrameAllocator::Userdata *userdata = (const PBOFrameAllocator::Userdata *)card->new_frame->userdata;
- input[card_index]->set_texture_num(0, userdata->tex_y);
- input[card_index]->set_texture_num(1, userdata->tex_cbcr);
-
- if (NUM_CARDS == 1) {
- // Set to the other one, too.
- input[1]->set_texture_num(0, userdata->tex_y);
- input[1]->set_texture_num(1, userdata->tex_cbcr);
- }
+ theme->set_input_textures(card_index, userdata->tex_y, userdata->tex_cbcr);
}
+ // Get the main chain from the theme, and set its state immediately.
+ pair<EffectChain *, function<void()>> theme_main_chain = theme->get_chain(0, frame / 60.0f, WIDTH, HEIGHT);
+ EffectChain *chain = theme_main_chain.first;
+ theme_main_chain.second();
+
GLuint y_tex, cbcr_tex;
bool got_frame = h264_encoder->begin_frame(&y_tex, &cbcr_tex);
assert(got_frame);
live_frame.temp_textures = { rgba_tex };
output_channel[OUTPUT_LIVE].output_frame(live_frame);
- // The preview frame shows the first input. Note that the textures
- // are owned by the input frame, not the display frame.
- const PBOFrameAllocator::Userdata *input0_userdata = (const PBOFrameAllocator::Userdata *)bmusb_current_rendering_frame[0]->userdata;
- GLuint input0_y_tex = input0_userdata->tex_y;
- GLuint input0_cbcr_tex = input0_userdata->tex_cbcr;
- DisplayFrame preview_frame;
- preview_frame.chain = preview_chain.get();
- preview_frame.setup_chain = [this, input0_y_tex, input0_cbcr_tex]{
- preview_input->set_texture_num(0, input0_y_tex);
- preview_input->set_texture_num(1, input0_cbcr_tex);
- };
- preview_frame.ready_fence = fence;
- preview_frame.input_frames = { bmusb_current_rendering_frame[0] };
- preview_frame.temp_textures = {};
- output_channel[OUTPUT_PREVIEW].output_frame(preview_frame);
+ // Set up preview and any additional channels.
+ for (unsigned i = 1; i < theme->get_num_channels() + 2; ++i) {
+ DisplayFrame display_frame;
+ pair<EffectChain *, function<void()>> chain = theme->get_chain(i, frame / 60.0f, WIDTH, HEIGHT); // FIXME: dimensions
+ display_frame.chain = chain.first;
+ display_frame.setup_chain = chain.second;
+ display_frame.ready_fence = fence;
+ display_frame.input_frames = { bmusb_current_rendering_frame[0], bmusb_current_rendering_frame[1] }; // FIXME: possible to do better?
+ display_frame.temp_textures = {};
+ output_channel[i].output_frame(display_frame);
+ }
clock_gettime(CLOCK_MONOTONIC, &now);
double elapsed = now.tv_sec - start.tv_sec +
mixer_thread.join();
}
-void Mixer::cut(Source source)
+void Mixer::transition_clicked(int transition_num, float t)
{
- current_source = source;
+ theme->transition_clicked(transition_num, t);
}
void Mixer::OutputChannel::output_frame(DisplayFrame frame)