spacecruft
/
sstvdec
1
0
Fork 0
Code Releases Activity

not exactly working yet...

master
debian 2019-12-28 19:56:12 -07:00
parent b8e2736f5f
commit 9b586bdf7e
1 changed files with 13 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
sstv/spec.py
View File

@ -182,6 +182,16 @@ class R72(R36):
HAS_ALT_SCAN = False
# http://www.classicsstv.com/pdmodes.php
# Mode Pixel Line Sync Porch Frame(secs) Resolution VIS VIS+P
# PD120 190 508480 20000 2080 126.103040 640 x 496 95 95
# The line times are for a complete "double" line, comprising sync + porch + Y0 + R-Y + B-Y + Y1. Please note that there are no pulses or porches between the four components.
# Transmission time 126.1 seconds
# Color scan times 121.600ms
# from qsstv
# // name shortName mode imagetime Pix Dis Txl VIS sync fp bp blank synctx fptx bptx blanktx
# "PD120" ,"PD120", PD120, 126.11150,640,496,248,0x5F ,0.02000,0.00000,0.00208,0.00000,0.02000,0.00000,0.00230,0.00000,0.,1900,400
class PD120(object):
NAME = "PD-120"
@ -189,7 +199,7 @@ class PD120(object):
LINE_WIDTH = 640
LINE_COUNT = 496
SCAN_TIME = 0.121600
HALF_SCAN_TIME = 0.069000
HALF_SCAN_TIME = 0.060800
SYNC_PULSE = 0.020000
SYNC_PORCH = 0.002080
SEP_PULSE = 0.000000
@ -206,7 +216,8 @@ class PD120(object):
LINE_TIME = SYNC_PULSE + 3 * CHAN_TIME
PIXEL_TIME = SCAN_TIME / LINE_WIDTH
WINDOW_FACTOR = 3.933
HALF_PIXEL_TIME = HALF_SCAN_TIME / LINE_WIDTH
WINDOW_FACTOR = 10
HAS_START_SYNC = True
HAS_HALF_SCAN = False