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| -rw-r--r-- | src/libac3/xine_decoder.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/libac3/xine_decoder.c b/src/libac3/xine_decoder.c new file mode 100644 index 000000000..5d1486f05 --- /dev/null +++ b/src/libac3/xine_decoder.c @@ -0,0 +1,96 @@ +/* + * Copyright (C) 2000-2001 the xine project + * + * This file is part of xine, a unix video player. + * + * xine 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. + * + * xine 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 this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA + * + * $Id: xine_decoder.c,v 1.1 2001/04/29 16:40:33 guenter Exp $ + * + * stuff needed to turn libac3 into a xine decoder plugin + */ + +/* + * FIXME: libac3 uses global variables (that are written) + */ + + +#include <stdlib.h> + +#include "audio_out.h" +#include "ac3.h" +#include "buffer.h" +#include "xine_internal.h" + + +typedef struct ac3dec_decoder_s { + audio_decoder_t audio_decoder; + ac3_config_t ac3c; /* FIXME - global variables, see above */ +} ac3dec_decoder_t; + +int ac3dec_can_handle (audio_decoder_t *this_gen, int buf_type) { + return ((buf_type & 0xFFFF0000) == BUF_AUDIO_AC3) ; +} + + +void ac3dec_init (audio_decoder_t *this_gen, ao_functions_t *audio_out) { + + ac3dec_decoder_t *this = (ac3dec_decoder_t *) this_gen; + + ac3_init (&this->ac3c, audio_out); +} + +void ac3dec_decode_data (audio_decoder_t *this_gen, buf_element_t *buf) { + /* ac3dec_decoder_t *this = (ac3dec_decoder_t *) this_gen;*/ + + ac3_decode_data (buf->content, buf->content + buf->size, + buf->PTS); +} + +void ac3dec_close (audio_decoder_t *this_gen) { + + /* ac3dec_decoder_t *this = (ac3dec_decoder_t *) this_gen; */ + + ac3_reset (); +} + +static char *ac3dec_get_id(void) { + return "ac3dec"; +} + +audio_decoder_t *init_audio_decoder_plugin (int iface_version, config_values_t *cfg) { + + ac3dec_decoder_t *this ; + + if (iface_version != 1) + return NULL; + + this = (ac3dec_decoder_t *) malloc (sizeof (ac3dec_decoder_t)); + + this->ac3c.flags = 0; + this->ac3c.fill_buffer_callback = NULL; + this->ac3c.num_output_ch = 2; /* FIXME */ + this->ac3c.dual_mono_ch_sel = 0; + + this->audio_decoder.interface_version = 1; + this->audio_decoder.can_handle = ac3dec_can_handle; + this->audio_decoder.init = ac3dec_init; + this->audio_decoder.decode_data = ac3dec_decode_data; + this->audio_decoder.close = ac3dec_close; + this->audio_decoder.get_identifier = ac3dec_get_id; + + return (audio_decoder_t *) this; +} + |