X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=mixer.cpp;h=61050067b7b9dd60c652a855336eea54f68dec9d;hb=1f2209f81fc8867ce4825cbea8697ec0457a338e;hp=37af64fb023316abf7543d06811b10bafe60d57c;hpb=a01adea195e33f581ed0308105839616e51ca662;p=nageru diff --git a/mixer.cpp b/mixer.cpp index 37af64f..6105006 100644 --- a/mixer.cpp +++ b/mixer.cpp @@ -10,12 +10,12 @@ #include #include #include +#include #include #include #include #include #include -#include #include #include #include @@ -59,6 +59,21 @@ void convert_fixed24_to_fp32(float *dst, size_t out_channels, const uint8_t *src } } +void insert_new_frame(RefCountedFrame frame, unsigned field_num, bool interlaced, unsigned card_index, InputState *input_state) +{ + if (interlaced) { + for (unsigned frame_num = FRAME_HISTORY_LENGTH; frame_num --> 1; ) { // :-) + input_state->buffered_frames[card_index][frame_num] = + input_state->buffered_frames[card_index][frame_num - 1]; + } + input_state->buffered_frames[card_index][0] = { frame, field_num }; + } else { + for (unsigned frame_num = 0; frame_num < FRAME_HISTORY_LENGTH; ++frame_num) { + input_state->buffered_frames[card_index][frame_num] = { frame, field_num }; + } + } +} + } // namespace Mixer::Mixer(const QSurfaceFormat &format, unsigned num_cards) @@ -130,8 +145,6 @@ Mixer::Mixer(const QSurfaceFormat &format, unsigned num_cards) cards[card_index].usb->start_bm_capture(); } - //chain->enable_phase_timing(true); - // Set up stuff for NV12 conversion. // Cb/Cr shader. @@ -143,7 +156,8 @@ Mixer::Mixer(const QSurfaceFormat &format, unsigned num_cards) "void main() { \n" " gl_FragColor = texture2D(cbcr_tex, tc0); \n" "} \n"; - cbcr_program_num = resource_pool->compile_glsl_program(cbcr_vert_shader, cbcr_frag_shader); + vector frag_shader_outputs; + cbcr_program_num = resource_pool->compile_glsl_program(cbcr_vert_shader, cbcr_frag_shader, frag_shader_outputs); r128.init(2, OUTPUT_FREQUENCY); r128.integr_start(); @@ -267,8 +281,7 @@ void Mixer::bm_frame(unsigned card_index, uint16_t timecode, // Insert silence as needed. fprintf(stderr, "Card %d dropped %d frame(s) (before timecode 0x%04x), inserting silence.\n", card_index, dropped_frames, timecode); - vector silence; - silence.resize(silence_samples * 2); + vector silence(silence_samples * 2, 0.0f); for (int i = 0; i < dropped_frames; ++i) { card->resampling_queue->add_input_samples(local_pts / double(TIMEBASE), silence.data(), silence_samples); // Note that if the format changed in the meantime, we have @@ -299,11 +312,12 @@ void Mixer::bm_frame(unsigned card_index, uint16_t timecode, if (card->should_quit) return; } + size_t expected_length = width * (height + extra_lines_top + extra_lines_bottom) * 2; if (video_frame.len - video_offset == 0 || - video_frame.len - video_offset != size_t(width * (height + extra_lines_top + extra_lines_bottom) * 2)) { + video_frame.len - video_offset != expected_length) { if (video_frame.len != 0) { - printf("Card %d: Dropping video frame with wrong length (%ld)\n", - card_index, video_frame.len - video_offset); + printf("Card %d: Dropping video frame with wrong length (%ld; expected %ld)\n", + card_index, video_frame.len - video_offset, expected_length); } if (video_frame.owner) { video_frame.owner->release_frame(video_frame); @@ -329,9 +343,8 @@ void Mixer::bm_frame(unsigned card_index, uint16_t timecode, unsigned num_fields = interlaced ? 2 : 1; timespec frame_upload_start; if (interlaced) { - // NOTE: This isn't deinterlacing. This is just sending the two fields along - // as separate frames without considering anything like the half-field offset. - // We'll need to add a proper deinterlacer on the receiving side to get this right. + // Send the two fields along as separate frames; the other side will need to add + // a deinterlacer to actually get this right. assert(height % 2 == 0); height /= 2; assert(frame_length % 2 == 0); @@ -339,6 +352,9 @@ void Mixer::bm_frame(unsigned card_index, uint16_t timecode, num_fields = 2; clock_gettime(CLOCK_MONOTONIC, &frame_upload_start); } + userdata->last_interlaced = interlaced; + userdata->last_frame_rate_nom = frame_rate_nom; + userdata->last_frame_rate_den = frame_rate_den; RefCountedFrame new_frame(video_frame); // Upload the textures. @@ -372,10 +388,8 @@ void Mixer::bm_frame(unsigned card_index, uint16_t timecode, check_error(); glBindBuffer(GL_PIXEL_UNPACK_BUFFER_ARB, pbo); check_error(); - glFlushMappedBufferRange(GL_PIXEL_UNPACK_BUFFER, 0, video_frame.size); + glMemoryBarrier(GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT); check_error(); - //glMemoryBarrier(GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT); - //check_error(); glBindTexture(GL_TEXTURE_2D, userdata->tex_cbcr[field]); check_error(); @@ -494,6 +508,7 @@ void Mixer::thread_func() } if (audio_level_callback != nullptr) { + unique_lock lock(r128_mutex); double loudness_s = r128.loudness_S(); double loudness_i = r128.integrated(); double loudness_range_low = r128.range_min(); @@ -528,16 +543,7 @@ void Mixer::thread_func() continue; assert(card->new_frame != nullptr); - if (card->new_frame_interlaced) { - for (unsigned frame_num = FRAME_HISTORY_LENGTH; frame_num --> 1; ) { // :-) - buffered_frames[card_index][frame_num] = buffered_frames[card_index][frame_num - 1]; - } - buffered_frames[card_index][0] = { card->new_frame, card->new_frame_field }; - } else { - for (unsigned frame_num = 0; frame_num < FRAME_HISTORY_LENGTH; ++frame_num) { - buffered_frames[card_index][frame_num] = { card->new_frame, card->new_frame_field }; - } - } + insert_new_frame(card->new_frame, card->new_frame_field, card->new_frame_interlaced, card_index, &input_state); check_error(); // The new texture might still be uploaded, @@ -551,9 +557,10 @@ void Mixer::thread_func() } // Get the main chain from the theme, and set its state immediately. - Theme::Chain theme_main_chain = theme->get_chain(0, pts(), WIDTH, HEIGHT); + Theme::Chain theme_main_chain = theme->get_chain(0, pts(), WIDTH, HEIGHT, input_state); EffectChain *chain = theme_main_chain.chain; theme_main_chain.setup_chain(); + //theme_main_chain.chain->enable_phase_timing(true); GLuint y_tex, cbcr_tex; bool got_frame = h264_encoder->begin_frame(&y_tex, &cbcr_tex); @@ -600,7 +607,7 @@ void Mixer::thread_func() // Set up preview and any additional channels. for (int i = 1; i < theme->get_num_channels() + 2; ++i) { DisplayFrame display_frame; - Theme::Chain chain = theme->get_chain(i, pts(), WIDTH, HEIGHT); // FIXME: dimensions + Theme::Chain chain = theme->get_chain(i, pts(), WIDTH, HEIGHT, input_state); // FIXME: dimensions display_frame.chain = chain.chain; display_frame.setup_chain = chain.setup_chain; display_frame.ready_fence = fence; @@ -744,7 +751,10 @@ void Mixer::process_audio_one_frame(int64_t frame_pts_int, int num_samples) vector left, right; deinterleave_samples(samples_out, &left, &right); float *ptrs[] = { left.data(), right.data() }; - r128.process(left.size(), ptrs); + { + unique_lock lock(r128_mutex); + r128.process(left.size(), ptrs); + } // Send the samples to the sound card. if (alsa) {