Use regexp to filter out context and loglevel

This commit is contained in:
Ingo Oppermann
2025-01-14 17:11:44 +01:00
parent 3bf461fb92
commit 2a787c4f4f
2 changed files with 26 additions and 23 deletions

View File

@@ -58,6 +58,7 @@ type Config struct {
type parser struct { type parser struct {
re struct { re struct {
logline *regexp.Regexp
frame *regexp.Regexp frame *regexp.Regexp
quantizer *regexp.Regexp quantizer *regexp.Regexp
size *regexp.Regexp size *regexp.Regexp
@@ -147,6 +148,7 @@ func New(config Config) Parser {
p.averager.window = 30 * time.Second p.averager.window = 30 * time.Second
p.averager.granularity = time.Second p.averager.granularity = time.Second
p.re.logline = regexp.MustCompile(`^(?:\[.*? @ .*?\] )?(?:\[[a-z]+\] )?(.*)`)
p.re.frame = regexp.MustCompile(`frame=\s*([0-9]+)`) p.re.frame = regexp.MustCompile(`frame=\s*([0-9]+)`)
p.re.quantizer = regexp.MustCompile(`q=\s*([0-9\.]+)`) p.re.quantizer = regexp.MustCompile(`q=\s*([0-9\.]+)`)
p.re.size = regexp.MustCompile(`size=\s*([0-9]+)kB`) p.re.size = regexp.MustCompile(`size=\s*([0-9]+)kB`)
@@ -201,13 +203,16 @@ func New(config Config) Parser {
} }
func (p *parser) Parse(line []byte) uint64 { func (p *parser) Parse(line []byte) uint64 {
isDefaultProgress := bytes.HasPrefix(line, []byte("frame=")) matches := p.re.logline.FindSubmatch(line)
isFFmpegInputs := bytes.Contains(line, []byte("ffmpeg.inputs:")) msg := matches[1]
isFFmpegOutputs := bytes.Contains(line, []byte("ffmpeg.outputs:"))
isFFmpegMapping := bytes.Contains(line, []byte("ffmpeg.mapping:")) isDefaultProgress := bytes.HasPrefix(msg, []byte("frame="))
isFFmpegProgress := bytes.Contains(line, []byte("ffmpeg.progress:")) isFFmpegInputs := bytes.HasPrefix(msg, []byte("ffmpeg.inputs:"))
isHLSStreamMap := bytes.Contains(line, []byte("hls.streammap:")) isFFmpegOutputs := bytes.HasPrefix(msg, []byte("ffmpeg.outputs:"))
isAVstreamProgress := bytes.Contains(line, []byte("avstream.progress:")) isFFmpegMapping := bytes.HasPrefix(msg, []byte("ffmpeg.mapping:"))
isFFmpegProgress := bytes.HasPrefix(msg, []byte("ffmpeg.progress:"))
isHLSStreamMap := bytes.HasPrefix(msg, []byte("hls.streammap:"))
isAVstreamProgress := bytes.HasPrefix(msg, []byte("avstream.progress:"))
p.lock.log.Lock() p.lock.log.Lock()
if p.logStart.IsZero() { if p.logStart.IsZero() {
@@ -238,8 +243,7 @@ func (p *parser) Parse(line []byte) uint64 {
p.lock.progress.Lock() p.lock.progress.Lock()
defer p.lock.progress.Unlock() defer p.lock.progress.Unlock()
_, line, _ = bytes.Cut(line, []byte("ffmpeg.inputs:")) if err := p.parseFFmpegIO("input", bytes.TrimPrefix(msg, []byte("ffmpeg.inputs:"))); err != nil {
if err := p.parseFFmpegIO("input", line); err != nil {
p.logger.WithFields(log.Fields{ p.logger.WithFields(log.Fields{
"line": line, "line": line,
"error": err, "error": err,
@@ -253,8 +257,7 @@ func (p *parser) Parse(line []byte) uint64 {
p.lock.progress.Lock() p.lock.progress.Lock()
defer p.lock.progress.Unlock() defer p.lock.progress.Unlock()
_, line, _ = bytes.Cut(line, []byte("hls.streammap:")) if err := p.parseHLSStreamMap(bytes.TrimPrefix(msg, []byte("hls.streammap:"))); err != nil {
if err := p.parseHLSStreamMap(line); err != nil {
p.logger.WithFields(log.Fields{ p.logger.WithFields(log.Fields{
"line": line, "line": line,
"error": err, "error": err,
@@ -268,8 +271,7 @@ func (p *parser) Parse(line []byte) uint64 {
p.lock.progress.Lock() p.lock.progress.Lock()
defer p.lock.progress.Unlock() defer p.lock.progress.Unlock()
_, line, _ = bytes.Cut(line, []byte("ffmpeg.outputs:")) if err := p.parseFFmpegIO("output", bytes.TrimPrefix(msg, []byte("ffmpeg.outputs:"))); err != nil {
if err := p.parseFFmpegIO("output", line); err != nil {
p.logger.WithFields(log.Fields{ p.logger.WithFields(log.Fields{
"line": line, "line": line,
"error": err, "error": err,
@@ -302,8 +304,7 @@ func (p *parser) Parse(line []byte) uint64 {
p.lock.progress.Lock() p.lock.progress.Lock()
defer p.lock.progress.Unlock() defer p.lock.progress.Unlock()
_, line, _ = bytes.Cut(line, []byte("ffmpeg.mapping:")) if err := p.parseFFmpegMapping(bytes.TrimPrefix(msg, []byte("ffmpeg.mapping:"))); err != nil {
if err := p.parseFFmpegMapping(line); err != nil {
p.logger.WithFields(log.Fields{ p.logger.WithFields(log.Fields{
"line": line, "line": line,
"error": err, "error": err,
@@ -380,8 +381,7 @@ func (p *parser) Parse(line []byte) uint64 {
// Update the progress // Update the progress
if isAVstreamProgress { if isAVstreamProgress {
_, line, _ = bytes.Cut(line, []byte("avstream.progress:")) if err := p.parseAVstreamProgress(bytes.TrimPrefix(msg, []byte("avstream.progress:"))); err != nil {
if err := p.parseAVstreamProgress(line); err != nil {
p.logger.WithFields(log.Fields{ p.logger.WithFields(log.Fields{
"line": line, "line": line,
"error": err, "error": err,
@@ -392,7 +392,7 @@ func (p *parser) Parse(line []byte) uint64 {
} }
if isDefaultProgress { if isDefaultProgress {
if err := p.parseDefaultProgress(line); err != nil { if err := p.parseDefaultProgress(msg); err != nil {
p.logger.WithFields(log.Fields{ p.logger.WithFields(log.Fields{
"line": line, "line": line,
"error": err, "error": err,
@@ -400,8 +400,7 @@ func (p *parser) Parse(line []byte) uint64 {
return 0 return 0
} }
} else if isFFmpegProgress { } else if isFFmpegProgress {
_, line, _ = bytes.Cut(line, []byte("ffmpeg.progress:")) if err := p.parseFFmpegProgress(bytes.TrimPrefix(msg, []byte("ffmpeg.progress:"))); err != nil {
if err := p.parseFFmpegProgress(line); err != nil {
p.logger.WithFields(log.Fields{ p.logger.WithFields(log.Fields{
"line": line, "line": line,
"error": err, "error": err,

View File

@@ -34,10 +34,11 @@ type IO struct {
// Parse parses the inputs and outputs from the default FFmpeg output. It returns a list of // Parse parses the inputs and outputs from the default FFmpeg output. It returns a list of
// detected inputs and outputs as well as the number of outputs according to the stream mapping. // detected inputs and outputs as well as the number of outputs according to the stream mapping.
func Parse(lines []string) (inputs, outputs []IO, noutputs int) { func Parse(lines []string) (inputs, outputs []IO, noutputs int) {
reLogline := regexp.MustCompile(`^(?:\[.*? @ .*?\] )?(?:\[[a-z]+\] )?(.*)`)
// Input #0, lavfi, from 'testsrc=size=1280x720:rate=25': // Input #0, lavfi, from 'testsrc=size=1280x720:rate=25':
// Input #1, lavfi, from 'anullsrc=r=44100:cl=stereo': // Input #1, lavfi, from 'anullsrc=r=44100:cl=stereo':
// Output #0, hls, to './data/testsrc.m3u8': // Output #0, hls, to './data/testsrc.m3u8':
reFormat := regexp.MustCompile(`^(?:\[[a-z]+\] )?(Input|Output) #([0-9]+), (.*?), (from|to) '([^']+)`) reFormat := regexp.MustCompile(`^(Input|Output) #([0-9]+), (.*?), (from|to) '([^']+)`)
// Duration: 00:01:02.28, start: 0.000000, bitrate: 5895 kb/s // Duration: 00:01:02.28, start: 0.000000, bitrate: 5895 kb/s
// Duration: N/A, start: 0.000000, bitrate: 5895 kb/s // Duration: N/A, start: 0.000000, bitrate: 5895 kb/s
@@ -56,8 +57,8 @@ func Parse(lines []string) (inputs, outputs []IO, noutputs int) {
reStreamAudio := regexp.MustCompile(`, ([0-9]+) Hz, ([^,]+)`) reStreamAudio := regexp.MustCompile(`, ([0-9]+) Hz, ([^,]+)`)
reStreamBitrate := regexp.MustCompile(`, ([0-9]+) kb/s`) reStreamBitrate := regexp.MustCompile(`, ([0-9]+) kb/s`)
reStreamMapping := regexp.MustCompile(`^(?:\[[a-z]+\] )?Stream mapping:`) reStreamMapping := regexp.MustCompile(`^Stream mapping:`)
reStreamMap := regexp.MustCompile(`^(?:\[[a-z]+\])?[\s]+Stream #[0-9]+:[0-9]+`) reStreamMap := regexp.MustCompile(`^[\s]+Stream #[0-9]+:[0-9]+`)
iotype := "" iotype := ""
format := "" format := ""
@@ -67,6 +68,9 @@ func Parse(lines []string) (inputs, outputs []IO, noutputs int) {
streamMapping := false streamMapping := false
for _, line := range lines { for _, line := range lines {
matches := reLogline.FindStringSubmatch(line)
line := matches[1]
if reStreamMapping.MatchString(line) { if reStreamMapping.MatchString(line) {
streamMapping = true streamMapping = true
continue continue