FB2PNG: Add fb2png source to TWRP
* Add Source of fb2png to TWRP tree
* Android.mk by PhilZ-cwm6
* Makefile for CrossCompiling via external toolchan by me (Talustus)
Change-Id: If9680688df6e4c9c567f74f46dfc303566b868ba
diff --git a/fb2png/ascreenshooter.py b/fb2png/ascreenshooter.py
new file mode 100644
index 0000000..1e99484
--- /dev/null
+++ b/fb2png/ascreenshooter.py
@@ -0,0 +1,106 @@
+#!/usr/bin/python
+
+import socket
+import sys
+import struct
+import time
+
+# debug
+VERBOSE = True
+
+def D(msg):
+ if VERBOSE: print(msg)
+
+# "struct fbinfo" is defined in $T/system/core/adb/framebuffer_service.c
+def fbinfo_unpack(data):
+ keys = ("version",
+ "bpp",
+ "size",
+ "width",
+ "height",
+ "red_offset",
+ "red_length",
+ "blue_offset",
+ "blue_length",
+ "green_offset",
+ "green_length",
+ "alpha_offset",
+ "alpha_length"
+ )
+ # the data is little-endian
+ values = struct.unpack("<IIIIIIIIIIIII",data)
+
+ D("dump struct fbinfo")
+ i = 0
+ for key in keys:
+ D("%14s: %-12d" % (key, values[i]))
+ i = i + 1
+
+
+
+def save():
+ f = open('dump', 'w')
+ while True:
+ data = s.recv(4096 * 16)
+ if data == "":
+ break
+ f.write(data)
+ f.close()
+
+
+def communicate(cmd=None):
+ if cmd != None:
+ buf = "%04x%s" % (len(cmd), cmd)
+ D("<< " + buf)
+ s.send(buf)
+ data = s.recv(4096)
+
+ D(">> [%s]" % len(data))
+ D(data)
+
+ if data[0:4] == 'FAIL':
+ return False
+ else:
+ return True
+
+
+target = ''
+# use getopt module in future
+for arg in sys.argv:
+ if arg == '-q':
+ VERBOSE = False
+ if target != 'any':
+ # compatiable with "adb -d", redirect commands to usb
+ if arg == '-d':
+ target = 'usb'
+ # compatiable with "adb -e", redirect commands to emulator
+ elif arg == '-e':
+ target = 'local'
+
+if target == '': target ='any'
+
+s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+
+D("connecting")
+try:
+ s.connect(("localhost", 5037))
+except socket.error:
+ print 'Cannot connect to localhost:5037'
+ print socket.error
+ sys.exit(0)
+
+D("connected")
+
+if not communicate("host:transport-%s" % target):
+ sys.exit(1)
+#communicate("host:transport-usb:shell:ls /data")
+communicate("framebuffer:")
+
+data = s.recv(52)
+fbinfo_unpack(data)
+
+t0 = float(time.time())
+save()
+t1 = float(time.time())
+print t1 - t0
+