OPTION_DISABLE_ALSA_OUTPUT,
OPTION_NO_FLUSH_PBOS,
OPTION_PRINT_VIDEO_LATENCY,
+ OPTION_MAX_INPUT_QUEUE_FRAMES,
OPTION_AUDIO_QUEUE_LENGTH_MS,
OPTION_OUTPUT_YCBCR_COEFFICIENTS,
OPTION_OUTPUT_BUFFER_FRAMES,
OPTION_OUTPUT_SLOP_FRAMES,
+ OPTION_TIMECODE_STREAM,
+ OPTION_TIMECODE_STDOUT,
+ OPTION_10_BIT_INPUT,
};
void usage()
fprintf(stderr, " (will give display corruption, but makes it\n");
fprintf(stderr, " possible to run with apitrace in real time)\n");
fprintf(stderr, " --print-video-latency print out measurements of video latency on stdout\n");
+ fprintf(stderr, " --max-input-queue-frames=FRAMES never keep more than FRAMES frames for each card\n");
+ fprintf(stderr, " (default 6, minimum 1)\n");
fprintf(stderr, " --audio-queue-length-ms=MS length of audio resampling queue (default 100.0)\n");
fprintf(stderr, " --output-ycbcr-coefficients={rec601,rec709,auto}\n");
fprintf(stderr, " Y'CbCr coefficient standard of output (default auto)\n");
- fprintf(stderr, " auto is rec709 if and only if --output-card is used\n");
- fprintf(stderr, " and a HD resolution is set\n");
+ fprintf(stderr, " auto is rec601, unless --output-card is used\n");
+ fprintf(stderr, " and a Rec. 709 mode (typically HD modes) is in use\n");
fprintf(stderr, " --output-buffer-frames=NUM number of frames in output buffer for --output-card,\n");
fprintf(stderr, " can be fractional (default 6.0); note also\n");
fprintf(stderr, " the audio queue can't be much longer than this\n");
fprintf(stderr, " --output-slop-frames=NUM if more less than this number of frames behind for\n");
fprintf(stderr, " --output-card, try to submit anyway instead of\n");
fprintf(stderr, " dropping the frame (default 0.5)\n");
+ fprintf(stderr, " --timecode-stream show timestamp and timecode in stream\n");
+ fprintf(stderr, " --timecode-stdout show timestamp and timecode on standard output\n");
+ fprintf(stderr, " --10-bit-input use 10-bit video input (requires compute shaders)\n");
}
void parse_flags(int argc, char * const argv[])
{ "disable-alsa-output", no_argument, 0, OPTION_DISABLE_ALSA_OUTPUT },
{ "no-flush-pbos", no_argument, 0, OPTION_NO_FLUSH_PBOS },
{ "print-video-latency", no_argument, 0, OPTION_PRINT_VIDEO_LATENCY },
+ { "max-input-queue-frames", required_argument, 0, OPTION_MAX_INPUT_QUEUE_FRAMES },
{ "audio-queue-length-ms", required_argument, 0, OPTION_AUDIO_QUEUE_LENGTH_MS },
{ "output-ycbcr-coefficients", required_argument, 0, OPTION_OUTPUT_YCBCR_COEFFICIENTS },
{ "output-buffer-frames", required_argument, 0, OPTION_OUTPUT_BUFFER_FRAMES },
{ "output-slop-frames", required_argument, 0, OPTION_OUTPUT_SLOP_FRAMES },
+ { "timecode-stream", no_argument, 0, OPTION_TIMECODE_STREAM },
+ { "timecode-stdout", no_argument, 0, OPTION_TIMECODE_STDOUT },
+ { "10-bit-input", no_argument, 0, OPTION_10_BIT_INPUT },
{ 0, 0, 0, 0 }
};
vector<string> theme_dirs;
case OPTION_PRINT_VIDEO_LATENCY:
global_flags.print_video_latency = true;
break;
+ case OPTION_MAX_INPUT_QUEUE_FRAMES:
+ global_flags.max_input_queue_frames = atoi(optarg);
+ break;
case OPTION_AUDIO_QUEUE_LENGTH_MS:
global_flags.audio_queue_length_ms = atof(optarg);
break;
case OPTION_OUTPUT_SLOP_FRAMES:
global_flags.output_slop_frames = atof(optarg);
break;
+ case OPTION_TIMECODE_STREAM:
+ global_flags.display_timecode_in_stream = true;
+ break;
+ case OPTION_TIMECODE_STDOUT:
+ global_flags.display_timecode_on_stdout = true;
+ break;
+ case OPTION_10_BIT_INPUT:
+ global_flags.ten_bit_input = true;
+ break;
case OPTION_HELP:
usage();
exit(0);
// On the other hand, HDMI/SDI output typically requires Rec. 709 for
// HD resolutions (with no way of signaling anything else), which is
// a conflicting demand. In this case, we typically let the HDMI/SDI
- // output win, but the user can override this.
+ // output win if it is active, but the user can override this.
if (output_ycbcr_coefficients == "auto") {
- if (global_flags.output_card >= 0 && global_flags.width >= 1280) {
- global_flags.ycbcr_rec709_coefficients = true;
- } else {
- global_flags.ycbcr_rec709_coefficients = false;
- }
+ // Essentially: BT.709 if HDMI/SDI output is on, otherwise BT.601.
+ global_flags.ycbcr_rec709_coefficients = false;
+ global_flags.ycbcr_auto_coefficients = true;
} else if (output_ycbcr_coefficients == "rec709") {
global_flags.ycbcr_rec709_coefficients = true;
+ global_flags.ycbcr_auto_coefficients = false;
} else if (output_ycbcr_coefficients == "rec601") {
global_flags.ycbcr_rec709_coefficients = false;
+ global_flags.ycbcr_auto_coefficients = false;
} else {
fprintf(stderr, "ERROR: --output-ycbcr-coefficients must be “rec601”, “rec709” or “auto”\n");
exit(1);
fprintf(stderr, "ERROR: --output-slop-frames can't be negative.\n");
exit(1);
}
+ if (global_flags.max_input_queue_frames < 1) {
+ fprintf(stderr, "ERROR: --max-input-queue-frames must be at least 1.\n");
+ exit(1);
+ }
+ if (global_flags.max_input_queue_frames > 10) {
+ fprintf(stderr, "WARNING: --max-input-queue-frames has little effect over 10.\n");
+ }
}