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-rw-r--r--src/main.cpp41
1 files changed, 26 insertions, 15 deletions
diff --git a/src/main.cpp b/src/main.cpp
index bd4be62..f79f159 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -328,7 +328,7 @@ static AVCodecContext* create_audio_codec_context(int fps, AudioCodec audio_code
static AVCodecContext *create_video_codec_context(AVPixelFormat pix_fmt,
VideoQuality video_quality,
- int fps, const AVCodec *codec, bool is_livestream, gsr_gpu_vendor vendor, FramerateMode framerate_mode,
+ int fps, const AVCodec *codec, bool low_latency, gsr_gpu_vendor vendor, FramerateMode framerate_mode,
bool hdr, gsr_color_range color_range, float keyint) {
AVCodecContext *codec_context = avcodec_alloc_context3(codec);
@@ -347,14 +347,14 @@ static AVCodecContext *create_video_codec_context(AVPixelFormat pix_fmt,
codec_context->framerate.den = 1;
codec_context->sample_aspect_ratio.num = 0;
codec_context->sample_aspect_ratio.den = 0;
- // High values reduce file size but increases time it takes to seek
- if(is_livestream) {
+ if(low_latency) {
codec_context->flags |= (AV_CODEC_FLAG_CLOSED_GOP | AV_CODEC_FLAG_LOW_DELAY);
codec_context->flags2 |= AV_CODEC_FLAG2_FAST;
//codec_context->gop_size = std::numeric_limits<int>::max();
//codec_context->keyint_min = std::numeric_limits<int>::max();
codec_context->gop_size = fps * keyint;
} else {
+ // High values reduce file size but increases time it takes to seek
codec_context->gop_size = fps * keyint;
}
codec_context->max_b_frames = 0;
@@ -824,7 +824,7 @@ static void open_video(AVCodecContext *codec_context, VideoQuality video_quality
static void usage_header() {
const bool inside_flatpak = getenv("FLATPAK_ID") != NULL;
const char *program_name = inside_flatpak ? "flatpak run --command=gpu-screen-recorder com.dec05eba.gpu_screen_recorder" : "gpu-screen-recorder";
- fprintf(stderr, "usage: %s -w <window_id|monitor|focused> [-c <container_format>] [-s WxH] -f <fps> [-a <audio_input>] [-q <quality>] [-r <replay_buffer_size_sec>] [-k h264|hevc|hevc_hdr|av1|av1_hdr] [-ac aac|opus|flac] [-ab <bitrate>] [-oc yes|no] [-fm cfr|vfr|content] [-cr limited|full] [-v yes|no] [-h|--help] [-o <output_file>] [-mf yes|no] [-sc <script_path>] [-cursor yes|no] [-keyint <value>]\n", program_name);
+ fprintf(stderr, "usage: %s -w <window_id|monitor|focused> [-c <container_format>] [-s WxH] -f <fps> [-a <audio_input>] [-q <quality>] [-r <replay_buffer_size_sec>] [-k h264|hevc|hevc_hdr|av1|av1_hdr] [-ac aac|opus|flac] [-ab <bitrate>] [-oc yes|no] [-fm cfr|vfr|content] [-cr limited|full] [-mf yes|no] [-sc <script_path>] [-cursor yes|no] [-keyint <value>] [-o <output_file>] [-v yes|no] [-h|--help]\n", program_name);
}
static void usage_full() {
@@ -887,11 +887,6 @@ static void usage_full() {
fprintf(stderr, " Limited color range means that colors are in range 16-235 (4112-60395 for hdr) while full color range means that colors are in range 0-255 (0-65535 for hdr).\n");
fprintf(stderr, " Note that some buggy video players (such as vlc) are unable to correctly display videos in full color range.\n");
fprintf(stderr, "\n");
- fprintf(stderr, " -v Prints per second, fps updates. Optional, set to 'yes' by default.\n");
- fprintf(stderr, "\n");
- fprintf(stderr, " -h, --help\n");
- fprintf(stderr, " Show this help.\n");
- fprintf(stderr, "\n");
fprintf(stderr, " -mf Organise replays in folders based on the current date.\n");
fprintf(stderr, "\n");
fprintf(stderr, " -sc Run a script on the saved video file (non-blocking). The first argument to the script is the filepath to the saved video file and the second argument is the recording type (either \"regular\" or \"replay\").\n");
@@ -913,6 +908,11 @@ static void usage_full() {
fprintf(stderr, " In replay mode this has to be a directory instead of a file.\n");
fprintf(stderr, " The directory to the file is created (recursively) if it doesn't already exist.\n");
fprintf(stderr, "\n");
+ fprintf(stderr, " -v Prints per second, fps updates. Optional, set to 'yes' by default.\n");
+ fprintf(stderr, "\n");
+ fprintf(stderr, " -h, --help\n");
+ fprintf(stderr, " Show this help.\n");
+ fprintf(stderr, "\n");
fprintf(stderr, "NOTES:\n");
fprintf(stderr, " Send signal SIGINT to gpu-screen-recorder (Ctrl+C, or killall -SIGINT gpu-screen-recorder) to stop and save the recording. When in replay mode this stops recording without saving.\n");
fprintf(stderr, " Send signal SIGUSR1 to gpu-screen-recorder (killall -SIGUSR1 gpu-screen-recorder) to save a replay (when in replay mode).\n");
@@ -1298,6 +1298,12 @@ static bool is_livestream_path(const char *str) {
return true;
else if((len >= 7 && memcmp(str, "rtmp://", 7) == 0) || (len >= 8 && memcmp(str, "rtmps://", 8) == 0))
return true;
+ else if((len >= 6 && memcmp(str, "srt://", 6) == 0))
+ return true;
+ else if((len >= 6 && memcmp(str, "tcp://", 6) == 0))
+ return true;
+ else if((len >= 6 && memcmp(str, "udp://", 6) == 0))
+ return true;
else
return false;
}
@@ -1736,7 +1742,7 @@ int main(int argc, char **argv) {
}
}
- VideoCodec video_codec = VideoCodec::HEVC;
+ VideoCodec video_codec = VideoCodec::H264;
const char *video_codec_to_use = args["-k"].value();
if(!video_codec_to_use)
video_codec_to_use = "auto";
@@ -2122,14 +2128,18 @@ int main(int argc, char **argv) {
}
}
+ const bool is_output_piped = strcmp(filename, "/dev/stdout") == 0;
+
AVFormatContext *av_format_context;
// The output format is automatically guessed by the file extension
avformat_alloc_output_context2(&av_format_context, nullptr, container_format, filename);
if (!av_format_context) {
- if(container_format)
+ if(container_format) {
fprintf(stderr, "Error: Container format '%s' (argument -c) is not valid\n", container_format);
- else
- fprintf(stderr, "Error: Failed to deduce container format from file extension\n");
+ } else {
+ fprintf(stderr, "Error: Failed to deduce container format from file extension. Use the '-c' option to specify container format\n");
+ usage();
+ }
_exit(1);
}
@@ -2142,7 +2152,7 @@ int main(int argc, char **argv) {
file_extension = file_extension.substr(0, comma_index);
}
- const bool force_no_audio_offset = is_livestream || (file_extension != "mp4" && file_extension != "mkv" && file_extension != "webm");
+ const bool force_no_audio_offset = is_livestream || is_output_piped || (file_extension != "mp4" && file_extension != "mkv" && file_extension != "webm");
switch(audio_codec) {
case AudioCodec::AAC: {
@@ -2322,8 +2332,9 @@ int main(int argc, char **argv) {
AVStream *video_stream = nullptr;
std::vector<AudioTrack> audio_tracks;
const bool hdr = video_codec_is_hdr(video_codec);
+ const bool low_latency_recording = is_livestream || is_output_piped;
- AVCodecContext *video_codec_context = create_video_codec_context(egl.gpu_info.vendor == GSR_GPU_VENDOR_NVIDIA ? AV_PIX_FMT_CUDA : AV_PIX_FMT_VAAPI, quality, fps, video_codec_f, is_livestream, egl.gpu_info.vendor, framerate_mode, hdr, color_range, keyint);
+ AVCodecContext *video_codec_context = create_video_codec_context(egl.gpu_info.vendor == GSR_GPU_VENDOR_NVIDIA ? AV_PIX_FMT_CUDA : AV_PIX_FMT_VAAPI, quality, fps, video_codec_f, low_latency_recording, egl.gpu_info.vendor, framerate_mode, hdr, color_range, keyint);
if(replay_buffer_size_secs == -1)
video_stream = create_stream(av_format_context, video_codec_context);