Updated libtheora from 1.1 to 1.1.1, we kept the CMakeLists.txt

--HG-- branch : update-to-libtheora-1.1.1
2026-08-17 19:24:09 +02:00 · 2016-02-12 11:29:23 -05:00
parent cda9f55e33
commit be26fc29ae
340 changed files with 125491 additions and 51558 deletions
@@ -0,0 +1,225 @@
+# see http://www.scons.org if you do not have this tool
+from os.path import join
+import SCons
+
+# TODO: should use lamda and map to work on python 1.5
+def path(prefix, list): return [join(prefix, x) for x in list]
+
+encoder_sources = """
+	apiwrapper.c
+	fragment.c
+	idct.c
+	internal.c
+	state.c
+	quant.c
+	analyze.c
+	encfrag.c
+	encapiwrapper.c
+	encinfo.c
+	encode.c
+	enquant.c
+	fdct.c
+	huffenc.c
+	mathops.c
+	mcenc.c
+	rate.c
+	tokenize.c
+"""
+
+decoder_sources = """
+        apiwrapper.c
+	bitpack.c
+        decapiwrapper.c
+        decinfo.c
+        decode.c
+        dequant.c
+        fragment.c
+        huffdec.c
+        idct.c
+        info.c
+        internal.c
+        quant.c
+        state.c
+"""
+
+env = Environment()
+if env['CC'] == 'gcc':
+  env.Append(CCFLAGS=["-g", "-O2", "-Wall", "-Wno-parentheses"])
+
+def CheckPKGConfig(context, version): 
+  context.Message( 'Checking for pkg-config... ' ) 
+  ret = context.TryAction('pkg-config --atleast-pkgconfig-version=%s' % version)[0] 
+  context.Result( ret ) 
+  return ret 
+
+def CheckPKG(context, name): 
+  context.Message( 'Checking for %s... ' % name )
+  ret = context.TryAction('pkg-config --exists %s' % name)[0]
+  context.Result( ret ) 
+  return ret
+     
+def CheckSDL(context):
+  name = "sdl-config"
+  context.Message( 'Checking for %s... ' % name )
+  ret = SCons.Util.WhereIs('sdl-config')
+  context.Result( ret ) 
+  return ret
+
+# check for appropriate inline asm support
+host_x86_32_test = """
+    int main(int argc, char **argv) {
+#if !defined(__i386__)
+  #error not an x86 host: preprocessor macro __i386__ not defined
+#endif
+  return 0;
+    }
+    """
+def CheckHost_x86_32(context):
+  context.Message('Checking for an x86 host...')
+  result = context.TryCompile(host_x86_32_test, '.c')
+  context.Result(result)
+  return result
+
+host_x86_64_test = """
+    int main(int argc, char **argv) {
+#if !defined(__x86_64__)
+  #error not an x86_64 host: preprocessor macro __x86_64__ not defined
+#endif
+  return 0;
+    }
+    """
+def CheckHost_x86_64(context):
+  context.Message('Checking for an x86_64 host...')
+  result = context.TryCompile(host_x86_64_test, '.c')
+  context.Result(result)
+  return result
+
+conf = Configure(env, custom_tests = {
+  'CheckPKGConfig' : CheckPKGConfig,
+  'CheckPKG' : CheckPKG,
+  'CheckSDL' : CheckSDL,
+  'CheckHost_x86_32' : CheckHost_x86_32,
+  'CheckHost_x86_64' : CheckHost_x86_64,
+  })
+  
+if not conf.CheckPKGConfig('0.15.0'): 
+   print 'pkg-config >= 0.15.0 not found.' 
+   Exit(1)
+
+if not conf.CheckPKG('ogg'): 
+  print 'libogg not found.' 
+  Exit(1) 
+
+if conf.CheckPKG('vorbis vorbisenc'):
+  have_vorbis=True
+else:
+  have_vorbis=False
+
+if conf.CheckPKG('libpng'):
+  have_libpng=True
+else:
+  have_libpng=False
+  
+build_player_example=True
+if not conf.CheckHeader('sys/soundcard.h'):
+  build_player_example=False
+if build_player_example and not conf.CheckSDL():
+  build_player_example=False
+
+if conf.CheckHost_x86_32():
+  env.Append(CPPDEFINES='OC_X86_ASM')
+  decoder_sources += """
+        x86/mmxidct.c
+        x86/mmxfrag.c
+        x86/mmxstate.c
+        x86/x86state.c
+  """
+  encoder_sources += """
+	x86/mmxencfrag.c
+	x86/mmxfdct.c
+	x86/x86enc.c
+	x86/mmxfrag.c
+	x86/mmxidct.c
+	x86/mmxstate.c
+	x86/x86state.c
+  """
+elif conf.CheckHost_x86_64():
+  env.Append(CPPDEFINES=['OC_X86_ASM', 'OC_X86_64_ASM'])
+  decoder_sources += """
+        x86/mmxidct.c
+        x86/mmxfrag.c
+        x86/mmxstate.c
+        x86/x86state.c
+  """
+  encoder_sources += """
+	x86/mmxencfrag.c
+	x86/mmxfdct.c
+	x86/x86enc.c
+	x86/sse2fdct.c
+	x86/mmxfrag.c
+	x86/mmxidct.c
+	x86/mmxstate.c
+	x86/x86state.c
+  """
+
+env = conf.Finish()
+
+env.Append(CPPPATH=['include'])
+env.ParseConfig('pkg-config --cflags --libs ogg')
+
+libtheoradec_Sources = Split(decoder_sources)
+libtheoraenc_Sources = Split(encoder_sources)
+
+libtheoradec_a = env.Library('lib/theoradec',
+	path('lib', libtheoradec_Sources))
+libtheoradec_so = env.SharedLibrary('lib/theoradec',
+	path('lib', libtheoradec_Sources))
+
+libtheoraenc_a = env.Library('lib/theoraenc',
+	path('lib', libtheoraenc_Sources))
+libtheoraenc_so = env.SharedLibrary('lib/theoraenc',
+	path('lib', libtheoraenc_Sources) + [libtheoradec_so])
+
+#installing
+prefix='/usr'
+lib_dir = prefix + '/lib'
+env.Alias('install', prefix)
+env.Install(lib_dir, [libtheoradec_a, libtheoradec_so])
+env.Install(lib_dir, [libtheoraenc_a, libtheoraenc_so])
+
+# example programs
+dump_video = env.Clone()
+dump_video_Sources = Split("""dump_video.c ../lib/libtheoradec.a""")
+dump_video.Program('examples/dump_video', path('examples', dump_video_Sources))
+
+dump_psnr = env.Clone()
+dump_psnr.Append(LIBS='m')
+dump_psnr_Sources = Split("""dump_psnr.c ../lib/libtheoradec.a""")
+dump_psnr.Program('examples/dump_psnr', path('examples', dump_psnr_Sources))
+
+if have_vorbis:
+  encex = dump_video.Clone()
+  encex.ParseConfig('pkg-config --cflags --libs vorbisenc vorbis')
+  encex_Sources = Split("""
+	encoder_example.c
+	../lib/libtheoraenc.a 
+	../lib/libtheoradec.a
+  """)
+  encex.Program('examples/encoder_example', path('examples', encex_Sources))
+
+  if build_player_example:
+    plyex = encex.Clone()
+    plyex_Sources = Split("""
+	player_example.c
+	../lib/libtheoradec.a
+    """)
+    plyex.ParseConfig('sdl-config --cflags --libs')
+    plyex.Program('examples/player_example', path('examples', plyex_Sources))
+
+png2theora = env.Clone()
+png2theora_Sources = Split("""png2theora.c
+	../lib/libtheoraenc.a
+	../lib/libtheoradec.a
+""")
+png2theora.ParseConfig('pkg-config --cflags --libs libpng')
+png2theora.Program('examples/png2theora', path('examples', png2theora_Sources))