File: SConstruct

package info (click to toggle)
ffmpeg2theora 0.29.0~git%2B20140316-3
  • links: PTS, VCS
  • area: main
  • in suites: jessie, jessie-kfreebsd
  • size: 748 kB
  • ctags: 650
  • sloc: ansic: 5,765; python: 1,021; sh: 83; makefile: 16; xml: 1
file content (237 lines) | stat: -rw-r--r-- 6,817 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
# SCons build specification
# vi:si:et:sw=2:sts=2:ts=2
from glob import glob
import os

import SCons

def version():
    #return "0.29"
    f = os.popen("./version.sh")
    version = f.read().strip()
    f.close()
    return version

pkg_version=version()

pkg_name="ffmpeg2theora"

scons_version=(1,2,0)

try:
    EnsureSConsVersion(*scons_version)
except TypeError:
    print 'SCons %d.%d.%d or greater is required, but you have an older version' % scons_version
    Exit(2)

opts = Variables()
opts.AddVariables(
  BoolVariable('static', 'Set to 1 for static linking', 0),
  BoolVariable('debug', 'Set to 1 to enable debugging', 0),
  BoolVariable('build_ffmpeg', 'Set to 1 to build local copy of ffmpeg', 0),
  ('prefix', 'install files in', '/usr/local'),
  ('bindir', 'user executables', 'PREFIX/bin'),
  ('mandir', 'man documentation', 'PREFIX/man'),
  ('destdir', 'extra install time prefix', ''),
  ('APPEND_CCFLAGS', 'Additional C/C++ compiler flags'),
  ('APPEND_LINKFLAGS', 'Additional linker flags'),
  BoolVariable('libkate', 'enable libkate support', 1),
  BoolVariable('crossmingw', 'Set to 1 for crosscompile with mingw', 0)
)
env = Environment(options = opts)
Help(opts.GenerateHelpText(env))

pkg_flags="--cflags --libs"
if env['static']:
  pkg_flags+=" --static"
  env.Append(LINKFLAGS=["-static"])

if env['crossmingw']:
    env.Tool('crossmingw', toolpath = ['scons-tools'])

prefix = env['prefix']
if env['destdir']:
  if prefix.startswith('/'): prefix = prefix[1:]
  prefix = os.path.join(env['destdir'], prefix)
man_dir = env['mandir'].replace('PREFIX', prefix)
bin_dir = env['bindir'].replace('PREFIX', prefix)

env.Append(CPPPATH=['.'])
env.Append(CCFLAGS=[
  '-DPACKAGE_VERSION=\\"%s\\"' % pkg_version,
  '-DPACKAGE_STRING=\\"%s-%s\\"' % (pkg_name, pkg_version),
  '-DPACKAGE=\\"%s\\"' % pkg_name,
  '-D_FILE_OFFSET_BITS=64'
])

env.Append(CCFLAGS = Split('$APPEND_CCFLAGS'))
env.Append(LINKFLAGS = Split('$APPEND_LINKFLAGS'))

if env['debug'] and env['CC'] == 'gcc':
  env.Append(CCFLAGS=["-g", "-O2", "-Wall"])

if GetOption("help"):
    Return()

def ParsePKGConfig(env, name): 
  if os.environ.get('PKG_CONFIG_PATH', ''):
    action = 'PKG_CONFIG_PATH=%s pkg-config %s "%s"' % (os.environ['PKG_CONFIG_PATH'], pkg_flags, name)
  else:
    action = 'pkg-config %s "%s"' % (pkg_flags, name)
  return env.ParseConfig(action)

def TryAction(action):
    import os
    ret = os.system(action)
    if ret == 0:
        return (1, '')
    return (0, '')

def CheckPKGConfig(context, version): 
  context.Message( 'Checking for pkg-config... ' ) 
  ret = TryAction('pkg-config --atleast-pkgconfig-version=%s' % version)[0] 
  context.Result( ret ) 
  return ret 

def CheckPKG(context, name): 
  context.Message( 'Checking for %s... ' % name )
  if os.environ.get('PKG_CONFIG_PATH', ''):
    action = 'PKG_CONFIG_PATH=%s pkg-config --exists "%s"' % (os.environ['PKG_CONFIG_PATH'], name)
  else:
    action = 'pkg-config --exists "%s"' % name
  ret = TryAction(action)[0]
  context.Result( ret ) 
  return ret

env.PrependENVPath ('PATH', os.environ['PATH'])

conf = Configure(env, custom_tests = {
  'CheckPKGConfig' : CheckPKGConfig,
  'CheckPKG' : CheckPKG,
})

if env["build_ffmpeg"]:
  if env.GetOption('clean'):
    TryAction("cd ffmpeg;make distclean")
  else:
    TryAction("./build_ffmpeg.sh")

if not env.GetOption('clean'):
  pkgconfig_version='0.15.0'
  if not conf.CheckPKGConfig(pkgconfig_version): 
     print 'pkg-config >= %s not found.' % pkgconfig_version 
     Exit(1)

  if not conf.CheckPKG("ogg >= 1.1"): 
    print 'ogg >= 1.1 missing'
    Exit(1) 

  if not conf.CheckPKG("vorbis"): 
    print 'vorbis missing'
    Exit(1) 

  if not conf.CheckPKG("vorbisenc"): 
    print 'vorbisenc missing'
    Exit(1) 

  if not conf.CheckPKG("theoraenc >= 1.1.0"): 
    print 'theoraenc >= 1.1.0 missing'
    Exit(1) 

  XIPH_LIBS="ogg >= 1.1 vorbis vorbisenc theoraenc >= 1.1.0"

  if not conf.CheckPKG(XIPH_LIBS): 
    print 'some xiph libs are missing, ffmpeg2theora depends on %s' % XIPH_LIBS
    Exit(1) 
  ParsePKGConfig(env, XIPH_LIBS)

  FFMPEG_LIBS=[
      "libavdevice",
      "libavformat",
      "libavfilter",
      "libavcodec >= 52.30.0",
      "libpostproc",
      "libswscale",
      "libavutil",
  ]
  if os.path.exists("./ffmpeg"):
    pkg_path = list(set(map(os.path.dirname, glob('./ffmpeg/*/*.pc'))))
    pkg_path.append(os.environ.get('PKG_CONFIG_PATH', ''))
    os.environ['PKG_CONFIG_PATH'] = ':'.join(pkg_path)
    env.Append(CCFLAGS=[
      '-Iffmpeg'
    ])
    for lib in FFMPEG_LIBS:
      lib = lib.split(' ')[0]
      env.Append(LINKFLAGS=[
        '-Lffmpeg/' + lib
      ])

  if conf.CheckPKG('libavresample'):
    FFMPEG_LIBS.append('libavresample')
  else:
    FFMPEG_LIBS.append('libswresample')
    env.Append(CCFLAGS=[
      '-DUSE_SWRESAMPLE'
    ])

  if not conf.CheckPKG(' '.join(FFMPEG_LIBS)): 
    print """
        Could not find %s.
        You can install it via
         sudo apt-get install %s
        or update PKG_CONFIG_PATH to point to ffmpeg's source folder
        or run ./get_ffmpeg.sh (for more information see INSTALL)
    """ %(" ".join(FFMPEG_LIBS), " ".join(["%s-dev"%l.split()[0] for l in FFMPEG_LIBS]))
    Exit(1) 

  for lib in FFMPEG_LIBS:
      ParsePKGConfig(env, lib)

  if conf.CheckCHeader('libavformat/framehook.h'):
      env.Append(CCFLAGS=[
        '-DHAVE_FRAMEHOOK'
      ])

  KATE_LIBS="oggkate"
  if env['libkate']:
    if os.path.exists("./libkate/misc/pkgconfig"):
      os.environ['PKG_CONFIG_PATH'] = "./libkate/misc/pkgconfig:" + os.environ.get('PKG_CONFIG_PATH', '')
    if os.path.exists("./libkate/pkg/pkgconfig"):
      os.environ['PKG_CONFIG_PATH'] = "./libkate/pkg/pkgconfig:" + os.environ.get('PKG_CONFIG_PATH', '')
    if conf.CheckPKG(KATE_LIBS):
      ParsePKGConfig(env, KATE_LIBS)
      env.Append(CCFLAGS=['-DHAVE_KATE', '-DHAVE_OGGKATE'])
    else:
      print """
          Could not find libkate. Subtitles support will be disabled.
          You can also run ./get_libkate.sh (for more information see INSTALL)
          or update PKG_CONFIG_PATH to point to libkate's source folder
      """

  if conf.CheckCHeader('iconv.h'):
      env.Append(CCFLAGS=[
        '-DHAVE_ICONV'
      ])
      if conf.CheckLib('iconv'):
          env.Append(LIBS=['iconv'])

  if env['crossmingw']:
      env.Append(CCFLAGS=['-Wl,-subsystem,windows'])
      env.Append(LIBS=['m'])
  elif env['static']:
      env.Append(LIBS=['m', 'dl'])
  else:
      env.Append(LIBS=['m'])


env = conf.Finish()

# ffmpeg2theora 
ffmpeg2theora = env.Clone()
ffmpeg2theora_sources = glob('src/*.c')
ffmpeg2theora.Program('ffmpeg2theora', ffmpeg2theora_sources)

ffmpeg2theora.Install(bin_dir, 'ffmpeg2theora')
ffmpeg2theora.Install(man_dir + "/man1", 'ffmpeg2theora.1')
ffmpeg2theora.Alias('install', prefix)