# -*- coding: utf-8 -*-
#
# Copyright (c) 2010 Paul Brossier <piem@piem.org>
# Copyright (c) 2010 Guillaume Pellerin <yomguy@parisson.com>

# This file is part of TimeSide.

# TimeSide is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.

# TimeSide is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with TimeSide.  If not, see <http://www.gnu.org/licenses/>.


from timeside.core import Processor, implements, interfacedoc
from timeside.encoder.core import GstEncoder
from timeside.api import IEncoder
from timeside.tools import *


class AacEncoder(GstEncoder):
    """ gstreamer-based AAC encoder """
    implements(IEncoder)

    def __init__(self, *args, **kwargs):
        super(AacEncoder, self).__init__( *args, **kwargs)
        if self.streaming:
            raise Exception("Streaming not supported")

    @interfacedoc
    def setup(self, channels=None, samplerate=None, blocksize=None, totalframes=None):
        super(AacEncoder, self).setup(channels, samplerate, blocksize, totalframes)

        self.streaming = False
        self.pipe = ''' appsrc name=src
            ! audioconvert
            ! voaacenc
            ! matroskamux
            '''

        if self.filename and self.streaming:
            self.pipe += ''' ! tee name=t
            ! queue ! filesink location=%s
            t. ! queue ! appsink name=app sync=False
            ''' % self.filename

        elif self.filename :
            self.pipe += '! filesink location=%s async=False sync=False ' % self.filename
        else:
            self.pipe += '! queue ! appsink name=app sync=False '

        self.start_pipeline(channels, samplerate)


    @staticmethod
    @interfacedoc
    def id():
        return "gst_aac_enc"

    @staticmethod
    @interfacedoc
    def description():
        return "AAC GStreamer based encoder"

    @staticmethod
    @interfacedoc
    def format():
        return "AAC"

    @staticmethod
    @interfacedoc
    def file_extension():
        return "m4a"

    @staticmethod
    @interfacedoc
    def mime_type():
        return "audio/x-m4a"

    @interfacedoc
    def set_metadata(self, metadata):
        self.metadata = metadata

@@ -818,19 +818,8 @@
 port
- Processor,
  imp
@@ -1069,31 +1069,60 @@
 _(self, 
-*args, **kwargs
+output, streaming = False, overwrite = False
 ):%0A     
@@ -1161,24 +1161,36 @@
 t__(
- *args, **kwargs
+output, streaming, overwrite
 )%0A  

fix calling arguments for m4a