2018-02-27 18:10:38 +03:00
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/*
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NAME
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Config.go
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DESCRIPTION
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See Readme.md
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AUTHORS
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Saxon A. Nelson-Milton <saxon@ausocean.org>
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LICENSE
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Config.go is Copyright (C) 2017 the Australian Ocean Lab (AusOcean)
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It is free software: you can redistribute it and/or modify them
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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It is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with revid in gpl.txt. If not, see [GNU licenses](http://www.gnu.org/licenses).
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*/
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2018-02-10 10:08:14 +03:00
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package revid
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2018-02-12 10:58:29 +03:00
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import (
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"errors"
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"strconv"
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2018-03-13 08:15:42 +03:00
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"bitbucket.org/ausocean/utils/smartLogger"
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//"../../utils/smartLogger"
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2018-02-12 10:58:29 +03:00
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)
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2018-02-10 10:08:14 +03:00
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// Config provides parameters relevant to a revid instance. A new config must
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// be passed to the constructor.
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type Config struct {
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Input uint8
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InputCodec uint8
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Output uint8
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RtmpEncodingMethod uint8
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2018-03-14 04:18:03 +03:00
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RtmpMethod uint8
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Packetization uint8
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2018-03-14 04:18:03 +03:00
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QuantizationMode uint8
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Verbosity uint8
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FramesPerClip int
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RtmpUrl string
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Bitrate string
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OutputFileName string
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InputFileName string
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Height string
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Width string
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FrameRate string
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HttpAddress string
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Quantization string
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Timeout string
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IntraRefreshPeriod string
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Logger smartLogger.LogInstance
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}
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// Enums for config struct
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const (
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NothingDefined = 0
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Raspivid = 1
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Rtp = 2
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H264Codec = 3
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File = 4
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Http = 5
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H264 = 6
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Mjpeg = 7
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None = 8
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Mpegts = 9
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Rtmp = 10
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Ffmpeg = 11
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Flv = 13
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LibRtmp = 14
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QuantizationOn = 15
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QuantizationOff = 16
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Yes = 17
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No = 18
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2018-04-16 08:25:28 +03:00
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NativeRtmp = 19
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2018-04-19 07:12:36 +03:00
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FfmpegRtmp = 20
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)
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// Default config settings
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const (
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defaultFrameRate = "25"
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defaultWidth = "1280"
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defaultHeight = "720"
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defaultIntraRefreshPeriod = "100"
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defaultTimeout = "0"
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defaultQuantization = "40"
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defaultBitrate = "0"
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defaultQuantizationMode = QuantizationOff
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defaultFramesPerClip = 1
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)
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2018-03-17 16:29:42 +03:00
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// Validate checks for any errors in the config fields and defaults settings
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// if particular parameters have not been defined.
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func (config *Config) Validate(r *revid) error {
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switch config.Verbosity {
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case Yes:
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case No:
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case NothingDefined:
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config.Verbosity = No
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r.Log(Warning, "No verbosity mode defined, defaulting to no Verbosity!")
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default:
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return errors.New("Bad Verbosity defined in config!")
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}
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2018-03-14 04:02:22 +03:00
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switch config.QuantizationMode {
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case QuantizationOn:
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case QuantizationOff:
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case NothingDefined:
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r.Log(Warning, "No quantization mode defined, defaulting to QuantizationOff!")
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config.QuantizationMode = QuantizationOff
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default:
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return errors.New("Bad QuantizationMode defined in config!")
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}
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2018-02-10 10:08:14 +03:00
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switch config.Input {
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case Rtp:
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case Raspivid:
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case File:
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case NothingDefined:
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r.Log(Warning, "No input type defined, defaulting to raspivid!")
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config.Input = Raspivid
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default:
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return errors.New("Bad input type defined in config!")
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}
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switch config.InputCodec {
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case H264:
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if config.Bitrate != "" && config.Quantization != "" {
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bitrate, err := strconv.Atoi(config.Bitrate)
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if err != nil {
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return errors.New("Something is wrong with bitrate in conig!")
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}
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quantization, err := strconv.Atoi(config.Quantization)
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if err != nil {
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return errors.New("Something is wrong with quantization in config!")
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}
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if (bitrate > 0 && quantization > 0) || (bitrate == 0 && quantization == 0) {
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return errors.New("Bad bitrate and quantization combination for H264 input!")
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}
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}
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case Mjpeg:
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if config.Quantization != "" {
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quantization, err := strconv.Atoi(config.Quantization)
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if err != nil {
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return errors.New("Something is wrong with quantization in config!")
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}
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if quantization > 0 || config.Bitrate == "" {
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return errors.New("Bad bitrate or quantization for mjpeg input!")
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}
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}
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case NothingDefined:
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r.Log(Warning, "No input codec defined, defaulting to h264!")
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config.InputCodec = H264
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r.Log(Warning, "Defaulting bitrate to 0 and quantization to 35!")
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config.Bitrate = defaultBitrate
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config.Quantization = defaultQuantization
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default:
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return errors.New("Bad input codec defined in config!")
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}
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switch config.Output {
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case Http:
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case File:
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case NativeRtmp:
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if config.RtmpUrl == "" {
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return errors.New("Bad RTMP URL")
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}
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r.Log(Info, "Defaulting frames per clip to 1 for rtmp output!")
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config.FramesPerClip = 1
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case FfmpegRtmp:
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if config.RtmpUrl == "" {
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return errors.New("Bad RTMP URL")
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}
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r.Log(Info, "Defaulting frames per clip to 1 for rtmp output!")
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config.FramesPerClip = 1
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case NothingDefined:
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r.Log(Warning, "No output defined, defaulting to httpOut!")
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config.Output = Http
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default:
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return errors.New("Bad output type defined in config!")
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}
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switch config.Packetization {
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case None:
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case Mpegts:
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case Flv:
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case NothingDefined:
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r.Log(Warning, "No packetization option defined, defaulting to none!")
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config.Packetization = None
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default:
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return errors.New("Bad packetization option defined in config!")
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}
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switch {
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case config.FramesPerClip > 0:
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case config.FramesPerClip == 0:
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r.Log(Warning, "No frames per clip defined, defaulting to 1!")
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config.FramesPerClip = defaultFramesPerClip
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case config.FramesPerClip < 0:
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return errors.New("Bad frames per clip given!")
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}
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if config.Width == "" {
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r.Log(Warning, "No width defined, defaulting to 1280!")
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config.Width = defaultWidth
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} else {
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if integer, err := strconv.Atoi(config.Width); integer < 0 || err != nil {
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return errors.New("Bad width defined in config!")
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}
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}
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if config.Height == "" {
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r.Log(Warning, "No height defined, defaulting to 720!")
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config.Height = defaultHeight
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} else {
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if integer, err := strconv.Atoi(config.Height); integer < 0 || err != nil {
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return errors.New("Bad height defined in config!")
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}
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}
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if config.FrameRate == "" {
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r.Log(Warning, "No frame rate defined, defaulting to 25!")
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config.FrameRate = defaultFrameRate
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} else {
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if integer, err := strconv.Atoi(config.FrameRate); integer < 0 || err != nil {
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return errors.New("Bad frame rate defined in config!")
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}
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}
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if config.Timeout == "" {
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r.Log(Warning, "No timeout defined, defaulting to 0!")
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config.Timeout = defaultTimeout
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} else {
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if integer, err := strconv.Atoi(config.Timeout); integer < 0 || err != nil {
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return errors.New("Bad timeout defined in config!")
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}
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}
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if config.IntraRefreshPeriod == "" {
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r.Log(Warning, "No intra refresh defined, defaulting to 100!")
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config.IntraRefreshPeriod = defaultIntraRefreshPeriod
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} else {
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if integer, err := strconv.Atoi(config.IntraRefreshPeriod); integer < 0 || err != nil {
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return errors.New("Bad intra refresh defined in config!")
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}
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}
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if config.Quantization == "" {
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r.Log(Warning, "No quantization defined, defaulting to 35!")
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config.Quantization = defaultQuantization
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} else {
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if integer, err := strconv.Atoi(config.Quantization); integer < 0 || integer > 51 || err != nil {
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return errors.New("Bad quantization defined in config!")
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}
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}
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return nil
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}
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