Package javaforce.media

Class MediaEncoder

java.lang.Object

javaforce.media.MediaCoder

javaforce.media.MediaEncoder

public class MediaEncoder
extends MediaCoder

Media encoder.

Author:

pquiring

Field Summary

Fields

Modifier and Type	Field	Description
int	audioBitRate
int	compressionLevel
boolean	fps_1000_1001
int	framesPerKeyFrame
int	profileLevel
int	videoBitRate

Fields inherited from class javaforce.media.MediaCoder

AUDIO_FRAME, AV_CODEC_ID_AAC, AV_CODEC_ID_AC3, AV_CODEC_ID_FLAC, AV_CODEC_ID_GSM_MS, AV_CODEC_ID_H263, AV_CODEC_ID_H264, AV_CODEC_ID_H265, AV_CODEC_ID_MP2, AV_CODEC_ID_MP3, AV_CODEC_ID_MPEG1VIDEO, AV_CODEC_ID_MPEG2VIDEO, AV_CODEC_ID_MPEG4, AV_CODEC_ID_NONE, AV_CODEC_ID_OPUS, AV_CODEC_ID_PCM_S16LE, AV_CODEC_ID_THEORA, AV_CODEC_ID_VORBIS, AV_CODEC_ID_VP8, AV_CODEC_ID_VP9, END_FRAME, NULL_FRAME, PROFILE_BASELINE, PROFILE_HIGH, PROFILE_MAIN, SEEK_CUR, SEEK_END, SEEK_SET, VIDEO_FRAME

Constructor Summary

Constructors

Constructor	Description
MediaEncoder()

Method Summary

Modifier and Type	Method	Description
boolean	addAudio(short[] sams)
boolean	addAudio(short[] sams, int offset, int length)
boolean	addAudioEncoded(byte[] packet, int offset, int length)	Adds pre encoded audio.
boolean	addAudioEncodedTS(byte[] packet, int offset, int length, long dts, long pts)	Adds pre encoded audio.
boolean	addVideo(int[] px)
boolean	addVideoEncoded(byte[] packet, int offset, int length, boolean key_frame)	Adds pre encoded video.
boolean	addVideoEncodedTS(byte[] packet, int offset, int length, boolean key_frame, long dts, long pts)	Adds pre encoded video.
void	flush()
int	getAudioFramesize()
String	getCodecMimeType(String codec, boolean doVideo, boolean doAudio)	Returns codecs mimetype.
long	getLastDTS()
long	getLastPTS()
void	set1000over1001(boolean state)	Sets frame rate = fps * 1000 / 1001 (default = false)
void	setAudioBitRate(int rate)	Sets audio bit rate (default = 128000 bits/sec)
void	setCompressionLevel(int level)	Sets compression level (meaning varies per codec) (default = -1)
void	setFramesPerKeyFrame(int count)	Sets frames per key frame (gop) (default = 12)
void	setProfileLevel(int level)	Sets profile level (1=baseline 2=main 3=pro)
void	setVideoBitRate(int rate)	Sets video bit rate (default = 400000 bits/sec)
boolean	start(MediaIO io, int width, int height, int fps, int chs, int freq, String codec, boolean doVideo, boolean doAudio)
void	stop()

Methods inherited from class javaforce.media.MediaCoder

ffmpeg_set_logging

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

fps_1000_1001

public boolean fps_1000_1001

framesPerKeyFrame

public int framesPerKeyFrame

videoBitRate

public int videoBitRate

audioBitRate

public int audioBitRate

compressionLevel

public int compressionLevel

profileLevel

public int profileLevel

Constructor Details

MediaEncoder

public MediaEncoder()

Method Details

start

public boolean start(MediaIO io,
 int width,
 int height,
 int fps,
 int chs,
 int freq,
 String codec,
 boolean doVideo,
 boolean doAudio)

set1000over1001

public void set1000over1001(boolean state)

Sets frame rate = fps * 1000 / 1001 (default = false)

setFramesPerKeyFrame

public void setFramesPerKeyFrame(int count)

Sets frames per key frame (gop) (default = 12)

setVideoBitRate

public void setVideoBitRate(int rate)

Sets video bit rate (default = 400000 bits/sec)

setAudioBitRate

public void setAudioBitRate(int rate)

Sets audio bit rate (default = 128000 bits/sec)

setCompressionLevel

public void setCompressionLevel(int level)

Sets compression level (meaning varies per codec) (default = -1)

setProfileLevel

public void setProfileLevel(int level)

Sets profile level (1=baseline 2=main 3=pro)

addAudio

public boolean addAudio(short[] sams,
 int offset,
 int length)

addAudio

public boolean addAudio(short[] sams)

addVideo

public boolean addVideo(int[] px)

getAudioFramesize

public int getAudioFramesize()

getLastDTS

public long getLastDTS()

getLastPTS

public long getLastPTS()

addAudioEncoded

public boolean addAudioEncoded(byte[] packet,
 int offset,
 int length)

Adds pre encoded audio.

addVideoEncoded

public boolean addVideoEncoded(byte[] packet,
 int offset,
 int length,
 boolean key_frame)

Adds pre encoded video.

addAudioEncodedTS

public boolean addAudioEncodedTS(byte[] packet,
 int offset,
 int length,
 long dts,
 long pts)

Adds pre encoded audio.

addVideoEncodedTS

public boolean addVideoEncodedTS(byte[] packet,
 int offset,
 int length,
 boolean key_frame,
 long dts,
 long pts)

Adds pre encoded video.

flush

public void flush()

stop

public void stop()

getCodecMimeType

public String getCodecMimeType(String codec,
 boolean doVideo,
 boolean doAudio)

Returns codecs mimetype.