public/gpu-screen-recorder
1
0
Fork 0
mirror of https://repo.dec05eba.com/gpu-screen-recorder synced 2026-03-31 09:07:13 +09:00
Code Issues Actions Packages Projects Releases Wiki Activity

Increase audio bitrate for all codecs

Browse Source 
Increases AAC to 160kbps, increases Opus and FLAC to 128kbps.
Remove step from TODO.
This commit is contained in:
Stoppedpuma
2024-04-14 01:58:21 +02:00
committed by dec05eba
parent 8c43a25543
commit d066dfc645
2 changed files with 5 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
TODO
View File

@@ -119,5 +119,3 @@ Investigate if there is a way to do gpu->gpu copy directly without touching syst
Maybe something with clEnqueueMigrateMemObjects? on AMD something with DirectGMA maybe?
Fix opus/flac ( variable framerate audio :( ).
Change aac bitrate by default to 160kbps and opus/flac to 128kbps and remove the -ab option.

10
src/main.cpp
View File

@@ -263,12 +263,12 @@ static AVSampleFormat audio_codec_get_sample_format(AudioCodec audio_codec, cons
static int64_t audio_codec_get_get_bitrate(AudioCodec audio_codec) {
switch(audio_codec) {
case AudioCodec::AAC: return 128000;
case AudioCodec::OPUS: return 96000;
case AudioCodec::FLAC: return 96000;
case AudioCodec::AAC: return 160000;
case AudioCodec::OPUS: return 128000;
case AudioCodec::FLAC: return 128000;
}
assert(false);
return 96000;
return 128000;
}
static AudioFormat audio_codec_context_get_audio_format(const AVCodecContext *audio_codec_context) {
@@ -850,7 +850,7 @@ static void usage_full() {
fprintf(stderr, " -ac Audio codec to use. Should be either 'aac', 'opus' or 'flac'. Defaults to 'opus' for .mp4/.mkv files, otherwise defaults to 'aac'.\n");
fprintf(stderr, " 'opus' and 'flac' is only supported by .mp4/.mkv files. 'opus' is recommended for best performance and smallest audio size.\n");
fprintf(stderr, "\n");
fprintf(stderr, " -ab Audio bitrate to use. Optional, by default the bitrate is 96000 for opus and flac and 128000 for aac.\n");
fprintf(stderr, " -ab Audio bitrate to use. Optional, by default the bitrate is 128000 for opus and flac and 160000 for aac.\n");
fprintf(stderr, " If this is set to 0 then it's the same as if it's absent, in which case the bitrate is determined automatically depending on the audio codec.\n");
fprintf(stderr, "\n");
fprintf(stderr, " -oc Overclock memory transfer rate to the maximum performance level. This only applies to NVIDIA on X11 and exists to overcome a bug in NVIDIA driver where performance level\n");