Package tv.hd3g.fflauncher

Class FFmpeg

  • All Implemented Interfaces:
    tv.hd3g.processlauncher.tool.ExecutableTool
    public class FFmpeg
extends FFbase

    • Constructor Detail

      • FFmpeg

        public FFmpeg​(String execName,
              tv.hd3g.processlauncher.cmdline.Parameters parameters)

    • Method Detail

      • addSimpleOutputDestination

        public FFmpeg addSimpleOutputDestination​(String destination_name,
                                         String destination_container)
        Define cmd var name like <%OUT_AUTOMATIC_n%> with "n" the # of setted destination. Add "-f container destination"

      • addSimpleOutputDestination

        public FFmpeg addSimpleOutputDestination​(File destination_file,
                                         String destination_container)
        Define cmd var name like <%OUT_AUTOMATIC_n%> with "n" the # of setted destination. Add "-f container /destination"

      • addFastStartMovMp4File

        public FFmpeg addFastStartMovMp4File()
        Add "-movflags faststart" Please, put it a the end of command line, before output stream.

      • addHardwareNVScalerFilter

        public FFmpeg addHardwareNVScalerFilter​(Point new_size,
                                        String pixel_format,
                                        String interp_algo)
        Not checks will be done NVIDIA Performance Primitives via libnpp. Via -vf ffmpeg's option.
        Parameters:
        new_size - like 1280x720 or -1x720
        pixel_format - can be null (== same) or nv12, yuv444p16...
        interp_algo - can be null or nn (Nearest neighbour), linear (2-parameter cubic (B=1, C=0)), cubic2p_catmullrom (2-parameter cubic (B=0, C=1/2)), cubic2p_b05c03 (2-parameter cubic (B=1/2, C=3/10)), super (Supersampling), lanczos ...

      • addHardwareNVMultipleScalerFilterComplex

        public FFmpeg addHardwareNVMultipleScalerFilterComplex​(LinkedHashMap<String,​String> configuration)
        Use nvresize Not checks will be done
        Parameters:
        configuration - resolution -> filter out name ; resolution can be litteral like hd1080 or cif and filter out name can be "out0", usable after with "-map [out0] -vcodec xxx out.ext"

      • getFirstVideoStream

        public static Optional<org.ffmpeg.ffprobe.StreamType> getFirstVideoStream​(tv.hd3g.ffprobejaxb.FFprobeJAXB analysing_result)

      • setDeviceIdToUse

        public FFmpeg setDeviceIdToUse​(int device_id_to_use)
        Used with hardware transcoding.
        Parameters:
        device_id_to_use - -1 by default

      • getDevice_id_to_use

        public int getDevice_id_to_use()
        Returns:
        -1 by default

      • addHardwareVideoDecoding

        public FFmpeg addHardwareVideoDecoding​(String source,
                                       tv.hd3g.ffprobejaxb.FFprobeJAXB analysing_result,
                                       FFmpeg.FFHardwareCodec hardware_codec,
                                       FFAbout about)
                                throws MediaException
        "Patch" ffmpeg command line for hardware decoding. Only first video stream will be decoded. Hardware decoding often works in tandem with hardware coding.
        Throws:
        MediaException - if hardware decoding is not possible.

      • addHardwareVideoEncoding

        public FFmpeg addHardwareVideoEncoding​(String dest_codec_name,
                                       int output_video_stream_index,
                                       FFmpeg.FFHardwareCodec hardware_codec,
                                       FFAbout about)
                                throws MediaException
        Set codec name, and if it possible, use hardware encoding.
        Parameters:
        dest_codec_name -
        output_video_stream_index - (-1 by default), X -> -c:v:X
        Throws:
        MediaException

      • addBitrate

        public FFmpeg addBitrate​(int bitrate,
                         FFUnit bitrate_unit,
                         int output_video_stream_index)
        Parameters:
        output_video_stream_index - -1 by default

      • addBitrateControl

        public FFmpeg addBitrateControl​(int min_rate,
                                int max_rate,
                                int bufsize,
                                FFUnit bitrate_unit)
        Parameters:
        min_rate - set -1 for default
        max_rate - set -1 for default
        bufsize - set -1 for default

      • addCRF

        public FFmpeg addCRF​(int crf)
        Constant bitrate factor, 0=lossless.

      • addVideoCodecName

        public FFmpeg addVideoCodecName​(String codec_name,
                                int output_video_stream_index)
        No checks will be done. See FFmpeg.addVideoEncoding for hardware use
        Parameters:
        output_video_stream_index - -1 by default

      • addGOPControl

        public FFmpeg addGOPControl​(int b_frames,
                            int gop_size,
                            int ref_frames)
        Parameters:
        b_frames - set 0 for default
        gop_size - set 0 for default
        ref_frames - set 0 for default

      • addIBQfactor

        public FFmpeg addIBQfactor​(float i_qfactor,
                           float b_qfactor)
        Parameters:
        i_qfactor - set 0 for default
        b_qfactor - set 0 for default

      • addQMinMax

        public FFmpeg addQMinMax​(int qmin,
                         int qmax)
        Parameters:
        qmin - set 0 for default
        qmax - set 0 for default

      • addAudioCodecName

        public FFmpeg addAudioCodecName​(String codec_name,
                                int output_audio_stream_index)
        No checks will be done.
        Parameters:
        output_audio_stream_index - -1 by default

      • addVsync

        public FFmpeg addVsync​(int value)
        No checks will be done. like -vsync value

      • addMap

        public FFmpeg addMap​(int source_index,
                     int stream_index_in_source)
        No checks will be done. like -map source_index:stream_index_in_source ; 0 is the first.