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fix(video): remove vaapi presets and add compression level

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This commit is contained in:
Gabe Kangas 2024-04-10 16:38:02 -07:00
parent dfbece4eb5
commit 926287881e
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GPG key ID: 4345B2060657F330
2 changed files with 5 additions and 18 deletions
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21
core/transcoder/codecs.go
View file

@ -330,27 +330,14 @@ func (c *VaapiCodec) ExtraArguments() string {
// VariantFlags returns a string representing a single variant processed by this codec.
func (c *VaapiCodec) VariantFlags(v *HLSVariant) string {
return ""
return "-compression_level 0"
}
// GetPresetForLevel returns the string preset for this codec given an integer level.
func (c *VaapiCodec) GetPresetForLevel(l int) string {
presetMapping := map[int]string{
0: "ultrafast",
1: "superfast",
2: "veryfast",
3: "faster",
4: "fast",
}
preset, ok := presetMapping[l]
if !ok {
defaultPreset := presetMapping[1]
log.Errorf("Invalid level for vaapi preset %d, defaulting to %s", l, defaultPreset)
return defaultPreset
}
return preset
// This codec does not support presets. It uses a compression level instead.
// See the VariantFlags method.
return ""
}
// GetRepresentation returns the simplified codec representation of this codec.

2
core/transcoder/transcoder_vaapi_test.go
View file

@ -42,7 +42,7 @@ func TestFFmpegVaapiCommand(t *testing.T) {
cmd := transcoder.getString()
expectedLogPath := filepath.Join("data", "logs", "transcoder.log")
expected := `FFREPORT=file="` + expectedLogPath + `":level=32 ` + transcoder.ffmpegPath + ` -hide_banner -loglevel warning -hwaccel vaapi -hwaccel_output_format vaapi -vaapi_device /dev/dri/renderD128 -fflags +genpts -flags +cgop -i fakecontent.flv -map v:0 -c:v:0 h264_vaapi -b:v:0 1008k -maxrate:v:0 1088k -g:v:0 90 -keyint_min:v:0 90 -r:v:0 30 -map a:0? -c:a:0 copy -preset veryfast -map v:0 -c:v:1 h264_vaapi -b:v:1 3308k -maxrate:v:1 3572k -g:v:1 72 -keyint_min:v:1 72 -r:v:1 24 -map a:0? -c:a:1 copy -preset fast -map v:0 -c:v:2 copy -map a:0? -c:a:2 copy -preset ultrafast -var_stream_map "v:0,a:0 v:1,a:1 v:2,a:2 " -f hls -hls_time 3 -hls_list_size 10 -hls_flags program_date_time+independent_segments+omit_endlist -segment_format_options mpegts_flags=mpegts_copyts=1 -pix_fmt vaapi -sc_threshold 0 -master_pl_name stream.m3u8 -hls_segment_filename http://127.0.0.1:8123/%v/stream-jdofFGg-%d.ts -max_muxing_queue_size 400 -method PUT http://127.0.0.1:8123/%v/stream.m3u8`
expected := `FFREPORT=file="` + expectedLogPath + `":level=32 ` + transcoder.ffmpegPath + ` -hide_banner -loglevel warning -hwaccel vaapi -hwaccel_output_format vaapi -vaapi_device /dev/dri/renderD128 -fflags +genpts -flags +cgop -i fakecontent.flv -map v:0 -c:v:0 h264_vaapi -b:v:0 1008k -maxrate:v:0 1088k -g:v:0 90 -keyint_min:v:0 90 -r:v:0 30 -compression_level 0 -map a:0? -c:a:0 copy -map v:0 -c:v:1 h264_vaapi -b:v:1 3308k -maxrate:v:1 3572k -g:v:1 72 -keyint_min:v:1 72 -r:v:1 24 -compression_level 0 -map a:0? -c:a:1 copy -map v:0 -c:v:2 copy -map a:0? -c:a:2 copy -var_stream_map "v:0,a:0 v:1,a:1 v:2,a:2 " -f hls -hls_time 3 -hls_list_size 10 -hls_flags program_date_time+independent_segments+omit_endlist -segment_format_options mpegts_flags=mpegts_copyts=1 -pix_fmt vaapi -sc_threshold 0 -master_pl_name stream.m3u8 -hls_segment_filename http://127.0.0.1:8123/%v/stream-jdofFGg-%d.ts -max_muxing_queue_size 400 -method PUT http://127.0.0.1:8123/%v/stream.m3u8`
if cmd != expected {
t.Errorf("ffmpeg command does not match expected.\nGot %s\n, want: %s", cmd, expected)