gstreamer/gst/flacparse/gstflacparse.h
Sebastian Dröge ba0a1f60ed Add FLAC parser, based on GstBaseParse. Also add the bit and byte reader that will be added to libgstbase later.
Original commit message from CVS:
* configure.ac:
* gst/flacparse/Makefile.am:
* gst/flacparse/gstbaseparse.c: (gst_base_parse_get_type),
(gst_base_parse_base_init), (gst_base_parse_base_finalize),
(gst_base_parse_finalize), (gst_base_parse_class_init),
(gst_base_parse_init), (gst_base_parse_check_frame),
(gst_base_parse_parse_frame), (gst_base_parse_bytepos_to_time),
(gst_base_parse_sink_event), (gst_base_parse_sink_eventfunc),
(gst_base_parse_src_event), (gst_base_parse_src_eventfunc),
(gst_base_parse_is_seekable), (gst_base_parse_push_buffer),
(gst_base_parse_handle_and_push_buffer), (gst_base_parse_drain),
(gst_base_parse_chain), (gst_base_parse_pull_range),
(gst_base_parse_loop), (gst_base_parse_sink_activate),
(gst_base_parse_activate), (gst_base_parse_sink_activate_push),
(gst_base_parse_sink_activate_pull), (gst_base_parse_set_duration),
(gst_base_parse_set_min_frame_size),
(gst_base_parse_get_querytypes), (gst_base_parse_query),
(gst_base_parse_handle_seek), (gst_base_parse_sink_setcaps):
* gst/flacparse/gstbaseparse.h:
* gst/flacparse/gstbitreader.c: (gst_bit_reader_new),
(gst_bit_reader_new_from_buffer), (gst_bit_reader_free),
(gst_bit_reader_init), (gst_bit_reader_init_from_buffer),
(gst_bit_reader_set_pos), (gst_bit_reader_get_pos),
(gst_bit_reader_get_remaining), (gst_bit_reader_skip),
(gst_bit_reader_skip_to_byte):
* gst/flacparse/gstbitreader.h:
* gst/flacparse/gstbytereader.c: (GDOUBLE_SWAP_LE_BE),
(GFLOAT_SWAP_LE_BE), (gst_byte_reader_new),
(gst_byte_reader_new_from_buffer), (gst_byte_reader_free),
(gst_byte_reader_init), (gst_byte_reader_init_from_buffer),
(gst_byte_reader_set_pos), (gst_byte_reader_get_pos),
(gst_byte_reader_get_remaining), (gst_byte_reader_skip),
(gst_byte_reader_get_uint8), (gst_byte_reader_get_int8),
(gst_byte_reader_peek_uint8), (gst_byte_reader_peek_int8),
(gst_byte_reader_get_uint24_le), (gst_byte_reader_get_uint24_be),
(gst_byte_reader_get_int24_le), (gst_byte_reader_get_int24_be),
(gst_byte_reader_peek_uint24_le), (gst_byte_reader_peek_uint24_be),
(gst_byte_reader_peek_int24_le), (gst_byte_reader_peek_int24_be):
* gst/flacparse/gstbytereader.h:
* gst/flacparse/gstflac.c: (plugin_init):
* gst/flacparse/gstflacparse.c: (gst_flac_parse_base_init),
(gst_flac_parse_class_init), (gst_flac_parse_init),
(gst_flac_parse_finalize), (gst_flac_parse_start),
(gst_flac_parse_stop), (gst_flac_parse_get_frame_size),
(gst_flac_parse_check_valid_frame),
(gst_flac_parse_handle_streaminfo),
(gst_flac_parse_handle_vorbiscomment),
(gst_flac_parse_handle_picture), (_value_array_append_buffer),
(gst_flac_parse_handle_headers), (gst_flac_parse_generate_headers),
(gst_flac_parse_parse_frame):
* gst/flacparse/gstflacparse.h:
Add FLAC parser, based on GstBaseParse. Also add the bit and byte reader
that will be added to libgstbase later.
The FLAC parser is currently not 100% bug free and fails to get the
correct frame size for some frames in some streams.
2008-09-29 08:26:54 +00:00

87 lines
2.5 KiB
C

/* GStreamer
*
* Copyright (C) 2008 Sebastian Dröge <sebastian.droege@collabora.co.uk>.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_FLAC_PARSE_H__
#define __GST_FLAC_PARSE_H__
#include <gst/gst.h>
#include "gstbaseparse.h"
G_BEGIN_DECLS
#define GST_TYPE_FLAC_PARSE (gst_base_parse_get_type())
#define GST_FLAC_PARSE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_FLAC_PARSE,GstFlacParse))
#define GST_FLAC_PARSE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_FLAC_PARSE,GstFlacParseClass))
#define GST_FLAC_PARSE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_FLAC_PARSE,GstFlacParseClass))
#define GST_IS_FLAC_PARSE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_FLAC_PARSE))
#define GST_IS_FLAC_PARSE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_FLAC_PARSE))
#define GST_FLAC_PARSE_CAST(obj) ((GstFlacParse *)(obj))
typedef struct _GstFlacParse GstFlacParse;
typedef struct _GstFlacParseClass GstFlacParseClass;
typedef enum {
GST_FLAC_PARSE_STATE_INIT,
GST_FLAC_PARSE_STATE_HEADERS,
GST_FLAC_PARSE_STATE_GENERATE_HEADERS,
GST_FLAC_PARSE_STATE_DATA
} GstFlacParseState;
typedef struct {
guint8 type;
} GstFlacParseSubFrame;
struct _GstFlacParse {
GstBaseParse parent;
GstFlacParseState state;
gint64 upstream_length;
/* STREAMINFO content */
guint16 min_blocksize, max_blocksize;
guint32 min_framesize, max_framesize;
guint32 samplerate;
guint8 channels;
guint8 bps;
guint64 total_samples;
guint requested_frame_size;
/* Current frame */
guint64 offset;
guint8 blocking_strategy;
guint16 block_size;
guint64 sample_number;
GstTagList *tags;
GList *headers;
};
struct _GstFlacParseClass {
GstBaseParseClass parent_class;
};
GType gst_flac_parse_get_type (void);
G_END_DECLS
#endif /* __GST_FLAC_PARSE_H__ */