return true;
}
-void DeckLinkOutput::start_output(uint32_t mode, int64_t base_pts)
+void DeckLinkOutput::start_output(uint32_t mode, int64_t base_pts, bool is_master_card_arg)
{
assert(output);
assert(!playback_initiated);
+ this->is_master_card = is_master_card_arg;
if (video_modes.empty()) {
fprintf(stderr, "ERROR: No matching output modes for %dx%d found\n", width, height);
BMDDisplayModeSupport support;
IDeckLinkDisplayMode *display_mode;
- BMDPixelFormat pixel_format = global_flags.ten_bit_output ? bmdFormat10BitYUV : bmdFormat8BitYUV;
+ BMDPixelFormat pixel_format = global_flags.bit_depth > 8 ? bmdFormat10BitYUV : bmdFormat8BitYUV;
if (output->DoesSupportVideoMode(mode, pixel_format, bmdVideoOutputFlagDefault,
&support, &display_mode) != S_OK) {
fprintf(stderr, "Couldn't ask for format support\n");
fprintf(stderr, "Couldn't enable audio output\n");
abort();
}
- if (output->BeginAudioPreroll() != S_OK) {
- fprintf(stderr, "Couldn't begin audio preroll\n");
- abort();
+ if (is_master_card) {
+ if (output->BeginAudioPreroll() != S_OK) {
+ fprintf(stderr, "Couldn't begin audio preroll\n");
+ abort();
+ }
+ } else {
+ playback_started = true;
}
present_thread = thread([this]{
present_thread.join();
playback_initiated = false;
- output->StopScheduledPlayback(0, nullptr, 0);
+ if (is_master_card) {
+ output->StopScheduledPlayback(0, nullptr, 0);
+ }
output->DisableVideoOutput();
output->DisableAudioOutput();
}
unique_ptr<Frame> frame = get_frame();
- if (global_flags.ten_bit_output) {
+ if (global_flags.bit_depth > 8) {
chroma_subsampler->create_v210(y_tex, cbcr_tex, width, height, frame->uyvy_tex);
} else {
chroma_subsampler->create_uyvy(y_tex, cbcr_tex, width, height, frame->uyvy_tex);
glBindBuffer(GL_PIXEL_PACK_BUFFER, frame->pbo);
check_error();
- if (global_flags.ten_bit_output) {
+ if (global_flags.bit_depth > 8) {
glBindTexture(GL_TEXTURE_2D, frame->uyvy_tex);
check_error();
glGetTexImage(GL_TEXTURE_2D, 0, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, BUFFER_OFFSET(0));
}
uint32_t frames_written;
- HRESULT result = output->ScheduleAudioSamples(int_samples.get(), samples.size() / 2,
- pts, TIMEBASE, &frames_written);
+ HRESULT result;
+ if (is_master_card) {
+ result = output->ScheduleAudioSamples(int_samples.get(), samples.size() / 2,
+ pts, TIMEBASE, &frames_written);
+ } else {
+ result = output->WriteAudioSamplesSync(int_samples.get(), samples.size() / 2,
+ &frames_written);
+ }
if (result != S_OK) {
- fprintf(stderr, "ScheduleAudioSamples(pts=%" PRId64 ") failed (result=0x%08x)\n", pts, result);
+ fprintf(stderr, "write audio to DeckLink (pts=%" PRId64 ") failed (result=0x%08x)\n", pts, result);
} else {
- if (frames_written != samples.size() / 2) {
- fprintf(stderr, "ScheduleAudioSamples() returned short write (%u/%zu)\n", frames_written, samples.size() / 2);
+ // Non-master card is not really synchronized on audio at all, so we don't warn on it.
+ if (frames_written != samples.size() / 2 && is_master_card) {
+ fprintf(stderr, "write audio to DeckLink returned short write (%u/%zu)\n", frames_written, samples.size() / 2);
}
}
metric_decklink_output_scheduled_samples += samples.size() / 2;
unique_ptr<Frame> frame(new Frame);
size_t stride;
- if (global_flags.ten_bit_output) {
+ if (global_flags.bit_depth > 8) {
stride = v210Converter::get_v210_stride(width);
GLint v210_width = stride / sizeof(uint32_t);
frame->uyvy_tex = resource_pool->create_2d_texture(GL_RGB10_A2, v210_width, height);
check_error();
frame->fence.reset();
- if (global_flags.ten_bit_output) {
+ if (global_flags.bit_depth > 8) {
memcpy(frame->uyvy_ptr_local.get(), frame->uyvy_ptr, v210Converter::get_v210_stride(width) * height);
} else {
memcpy(frame->uyvy_ptr_local.get(), frame->uyvy_ptr, width * height * 2);
// Release any input frames we needed to render this frame.
frame->input_frames.clear();
- BMDTimeValue pts = frame->pts;
- BMDTimeValue duration = frame->duration;
- HRESULT res = output->ScheduleVideoFrame(frame.get(), pts, duration, TIMEBASE);
- lock_guard<mutex> lock(frame_queue_mutex);
- if (res == S_OK) {
- scheduled_frames.insert(frame.release()); // Owned by the driver now.
- ++metric_decklink_output_inflight_frames;
- } else {
- fprintf(stderr, "Could not schedule video frame! (error=0x%08x)\n", res);
+ if (is_master_card) {
+ BMDTimeValue pts = frame->pts;
+ BMDTimeValue duration = frame->duration;
+ HRESULT res = output->ScheduleVideoFrame(frame.get(), pts, duration, TIMEBASE);
+ lock_guard<mutex> lock(frame_queue_mutex);
+ if (res == S_OK) {
+ scheduled_frames.insert(frame.release()); // Owned by the driver now.
+ ++metric_decklink_output_inflight_frames;
+ } else {
+ fprintf(stderr, "Could not schedule video frame! (error=0x%08x)\n", res);
+ frame_freelist.push(move(frame));
+ }
+ } else {
+ HRESULT res = output->DisplayVideoFrameSync(frame.get());
+ if (res != S_OK) {
+ fprintf(stderr, "Could not schedule video frame! (error=0x%08x)\n", res);
+ }
frame_freelist.push(move(frame));
}
}
long DeckLinkOutput::Frame::GetRowBytes()
{
- if (global_flags.ten_bit_output) {
+ if (global_flags.bit_depth > 8) {
return v210Converter::get_v210_stride(global_flags.width);
} else {
return global_flags.width * 2;
BMDPixelFormat DeckLinkOutput::Frame::GetPixelFormat()
{
- if (global_flags.ten_bit_output) {
+ if (global_flags.bit_depth > 8) {
return bmdFormat10BitYUV;
} else {
return bmdFormat8BitYUV;