add oxposterframe, decode one frame more

This commit is contained in:
j 2010-04-22 11:14:04 +03:00
parent c39ec38eed
commit ceabbed29f
3 changed files with 68 additions and 3 deletions

View file

@ -26,8 +26,7 @@ ${PROG}: ${SRC}
install: ${PROG} install: ${PROG}
${INSTALL} -c -m 555 -o root -g bin ${PROG} ${BINDIR} ${INSTALL} -c -m 555 -o root -g bin ${PROG} ${BINDIR}
test -d ${MAN1DIR} || ${INSTALL} -d -o root ${MAN1DIR} ${INSTALL} -c -m 555 -o root -g bin oxposterframe ${BINDIR}
${INSTALL} -c -m 444 -o root -g bin ${MAN} ${MAN1DIR}
clean: clean:
-@rm -f ${PROG} *~ core *.core -@rm -f ${PROG} *~ core *.core

View file

@ -224,7 +224,7 @@ int main (int argc, char * argv[]) {
} }
oggplay_set_data_callback(player, dump_frame_callback, NULL); oggplay_set_data_callback(player, dump_frame_callback, NULL);
max_num = ((1<< granuleshift) - 1); max_num = 1 << granuleshift;
offset = 1000* max_num * fps_denom / fps_num; offset = 1000* max_num * fps_denom / fps_num;
//ogg_int64_t duration = oggplay_get_duration(player); //ogg_int64_t duration = oggplay_get_duration(player);

66
oxposterframe Executable file
View file

@ -0,0 +1,66 @@
#!/usr/bin/python
# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
# GPL 2010 <j@mailb.org>
import os
import sys
from optparse import OptionParser
import subprocess
import tempfile
import Image
if __name__ == '__main__':
width = None
height = None
size = None
parser = OptionParser()
parser.add_option('-x', '--size', dest='size', help='scale image to size')
parser.add_option('-p', '--pos', dest='pos', help='frame position in seconds, float')
parser.add_option('-i', '--input', dest='input', help='video input')
parser.add_option('-o', '--output', dest='output', help='path to save frame to, jpg, png supported')
(opts, args) = parser.parse_args()
if None in (opts.input, opts.output, opts.pos):
parser.print_help()
sys.exit()
f, fname = tempfile.mkstemp(suffix='.png')
cmd = ['oxframe', '-i', opts.input, '-o', fname, '-p', opts.pos]
p = subprocess.Popen(cmd + ['-x', opts.size, ])
p.wait()
frame = Image.open(fname)
width = frame.size[0]
height = frame.size[1]
if height > width:
p = subprocess.Popen(cmd + ['-y', opts.size, ])
p.wait()
frame = Image.open(fname)
width = frame.size[0]
height = frame.size[1]
if opts.size:
size = opts.size
else:
size = min(width, height)
if width > height:
width = int(int(opts.size) * (float(width) / height))
height = int(opts.size)
width = width - width % 2
ox = abs(height - width) / 2
oy = 0
else:
height = int(int(opts.size) * (float(height) / width))
width = int(opts.size)
height = height - height % 2
ox = 0
oy = abs(height - width) / 2
frame = frame.resize((width, height), Image.ANTIALIAS)
frame = frame.crop((ox, oy, int(opts.size) + ox, oy + int(opts.size)))
frame.save(opts.output)
if os.path.exists(fname):
os.unlink(fname)