contrib: Move the shared code into a new file

This commit is contained in:
Holger Hans Peter Freyther 2012-08-05 09:27:20 +02:00
parent 4552d8061a
commit 602559fd9f
2 changed files with 71 additions and 62 deletions

View File

@ -3,73 +3,13 @@ Simple UDP replay from the state files
"
PackageLoader fileInPackage: #Sockets.
FileStream fileIn: 'rtp_replay_shared.st'.
Object subclass: RTPReplay [
| filename |
RTPReplay class >> on: aFile [
^ self new
file: aFile; yourself
]
file: aFile [
filename := aFile
]
streamAudio: aHost port: aPort [
| file last_time last_image udp_send socket dest |
last_time := nil.
last_image := nil.
file := FileStream open: filename.
"Send the payload"
dest := Sockets.SocketAddress byName: aHost.
socket := Sockets.DatagramSocket new.
udp_send := [:payload | | datagram |
datagram := Sockets.Datagram data: payload contents address: dest port: aPort.
socket nextPut: datagram
].
[file atEnd] whileFalse: [
| lineStream time data now_image |
lineStream := file nextLine readStream.
"Read the time, skip the blank, parse the data"
time := Number readFrom: lineStream.
lineStream skip: 1.
data := WriteStream on: (ByteArray new: 30).
[lineStream atEnd] whileFalse: [
| hex |
hex := lineStream next: 2.
data nextPut: (Number readFrom: hex readStream radix: 16).
].
last_time isNil
ifTrue: [
"First time, send it right now"
last_time := time.
last_image := Time millisecondClockValue.
udp_send value: data.
]
ifFalse: [
| wait_image new_image_time |
"How long to wait?"
wait_image := last_image + ((time - last_time) * 1000).
[ wait_image > Time millisecondClockValue ] whileTrue: [].
udp_send value: data.
last_time := time.
last_image := wait_image.
]
]
]
]
Eval [
| replay |
replay := RTPReplay on: 'rtp_ssrc6976010.240.240.1_to_10.240.240.50.state'.
Transcript nextPutAll: 'Going to stream now'; nl.

View File

@ -0,0 +1,69 @@
"
Simple UDP replay from the state files
"
PackageLoader fileInPackage: #Sockets.
Object subclass: RTPReplay [
| filename |
RTPReplay class >> on: aFile [
^ self new
file: aFile; yourself
]
file: aFile [
filename := aFile
]
streamAudio: aHost port: aPort [
| file last_time last_image udp_send socket dest |
last_time := nil.
last_image := nil.
file := FileStream open: filename.
"Send the payload"
dest := Sockets.SocketAddress byName: aHost.
socket := Sockets.DatagramSocket new.
udp_send := [:payload | | datagram |
datagram := Sockets.Datagram data: payload contents address: dest port: aPort.
socket nextPut: datagram
].
[file atEnd] whileFalse: [
| lineStream time data now_image |
lineStream := file nextLine readStream.
"Read the time, skip the blank, parse the data"
time := Number readFrom: lineStream.
lineStream skip: 1.
data := WriteStream on: (ByteArray new: 30).
[lineStream atEnd] whileFalse: [
| hex |
hex := lineStream next: 2.
data nextPut: (Number readFrom: hex readStream radix: 16).
].
last_time isNil
ifTrue: [
"First time, send it right now"
last_time := time.
last_image := Time millisecondClockValue.
udp_send value: data.
]
ifFalse: [
| wait_image new_image_time |
"How long to wait?"
wait_image := last_image + ((time - last_time) * 1000).
[ wait_image > Time millisecondClockValue ] whileTrue: [].
udp_send value: data.
last_time := time.
last_image := wait_image.
]
]
]
]