OPTION_HTTP_AUDIO_BITRATE,
OPTION_HTTP_PORT,
OPTION_NO_TRANSCODE_AUDIO,
+ OPTION_DISABLE_AUDIO,
OPTION_FLAT_AUDIO,
OPTION_GAIN_STAGING,
OPTION_DISABLE_LOCUT,
if (program == PROGRAM_KAERU) {
fprintf(stderr, " --no-transcode-audio copy encoded audio raw from the source stream\n");
fprintf(stderr, " (requires --http-audio-codec= to be set)\n");
+ fprintf(stderr, " --disable-audio do not include any audio in the stream\n");
}
if (program == PROGRAM_NAGERU) {
fprintf(stderr, " --flat-audio start with most audio processing turned off\n");
{ "http-audio-bitrate", required_argument, 0, OPTION_HTTP_AUDIO_BITRATE },
{ "http-port", required_argument, 0, OPTION_HTTP_PORT },
{ "no-transcode-audio", no_argument, 0, OPTION_NO_TRANSCODE_AUDIO },
+ { "disable-audio", no_argument, 0, OPTION_DISABLE_AUDIO },
{ "flat-audio", no_argument, 0, OPTION_FLAT_AUDIO },
{ "gain-staging", required_argument, 0, OPTION_GAIN_STAGING },
{ "disable-locut", no_argument, 0, OPTION_DISABLE_LOCUT },
case OPTION_NO_TRANSCODE_AUDIO:
global_flags.transcode_audio = false;
break;
+ case OPTION_DISABLE_AUDIO:
+ global_flags.transcode_audio = false;
+ global_flags.enable_audio = false;
+ break;
case OPTION_HTTP_X264_VIDEO:
global_flags.x264_video_to_http = true;
break;
fprintf(stderr, "ERROR: --output-card points to a nonexistant card\n");
exit(1);
}
- if (!global_flags.transcode_audio && global_flags.stream_audio_codec_name.empty()) {
+ if (global_flags.enable_audio && !global_flags.transcode_audio && global_flags.stream_audio_codec_name.empty()) {
fprintf(stderr, "ERROR: If not transcoding audio, you must specify ahead-of-time what audio codec is in use\n");
fprintf(stderr, " (using --http-audio-codec).\n");
exit(1);
bool ten_bit_output = false; // Implies x264_video_to_disk == true and x264_bit_depth == 10.
YCbCrInterpretation ycbcr_interpretation[MAX_VIDEO_CARDS];
bool transcode_audio = true; // Kaeru only.
+ bool enable_audio = true; // Kaeru only. If false, then transcode_audio is also false.
int x264_bit_depth = 8; // Not user-settable.
bool use_zerocopy = false; // Not user-settable.
bool can_disable_srgb_decoder = false; // Not user-settable.
string video_extradata = x264_encoder->get_global_headers();
+ // If audio is disabled (ie., we won't ever see any audio packets),
+ // set nullptr here to also not include the stream in the mux.
+ AVCodecParameters *audio_codecpar =
+ global_flags.enable_audio ? audio_encoder->get_codec_parameters().get() : nullptr;
+
unique_ptr<Mux> mux;
- mux.reset(new Mux(avctx, global_flags.width, global_flags.height, Mux::CODEC_H264, video_extradata, audio_encoder->get_codec_parameters().get(),
+ mux.reset(new Mux(avctx, global_flags.width, global_flags.height, Mux::CODEC_H264, video_extradata, audio_codecpar,
get_color_space(global_flags.ycbcr_rec709_coefficients), COARSE_TIMEBASE,
/*write_callback=*/nullptr, Mux::WRITE_FOREGROUND, { &stream_mux_metrics }));
stream_mux_metrics.init({{ "destination", "http" }});
FFmpegCapture video(argv[optind], global_flags.width, global_flags.height);
video.set_pixel_format(FFmpegCapture::PixelFormat_NV12);
video.set_frame_callback(bind(video_frame_callback, &video, x264_encoder.get(), audio_encoder.get(), _1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _11));
- if (!global_flags.transcode_audio) {
+ if (!global_flags.transcode_audio && global_flags.enable_audio) {
video.set_audio_callback(bind(audio_frame_callback, http_mux.get(), _1, _2));
}
video.configure_card();