asfheader.c File Reference

#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <xine/xineutils.h>
#include "bswap.h"
#include "asfheader.h"

Data Structures
struct	asf_header_internal_s
struct	asf_reader_s

Macros
#define	LOG_MODULE   "asfheader"
#define	LOG_VERBOSE
#define	iconv_open(TO, FROM)   0
#define	iconv(CD, INBUF, INLEFT, OUTBUF, OUTLEFT)   iconv_internal(INBUF, INLEFT, OUTBUF, OUTLEFT)
#define	iconv_close(CD)
#define	ICONV_CONST   const

Typedefs
typedef int	iconv_t
typedef struct asf_header_internal_s	asf_header_internal_t
typedef struct asf_reader_s	asf_reader_t

Functions
size_t	iconv_internal (const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft)
static void	asf_reader_init (asf_reader_t *reader, uint8_t *buffer, int size)
static int	asf_reader_get_16 (asf_reader_t *reader, uint16_t *value)
static int	asf_reader_get_32 (asf_reader_t *reader, uint32_t *value)
static int	asf_reader_get_64 (asf_reader_t *reader, uint64_t *value)
static int	asf_reader_get_guid (asf_reader_t *reader, GUID *value)
static uint8_t *	asf_reader_get_bytes (asf_reader_t *reader, size_t size)
static char *	asf_reader_get_string (asf_reader_t *reader, size_t size, iconv_t cd)
static int	asf_reader_skip (asf_reader_t *reader, size_t size)
static uint8_t *	asf_reader_get_buffer (asf_reader_t *reader)
static int	asf_reader_eos (asf_reader_t *reader)
static size_t	asf_reader_get_size (asf_reader_t *reader)
void	asf_get_guid (uint8_t *buffer, GUID *value)
int	asf_find_object_id (GUID *g)
static int	asf_header_get_stream_id (asf_header_t *header_pub, uint16_t stream_number)
static int	asf_header_parse_file_properties (asf_header_t *header, uint8_t *buffer, int buffer_len)
static void	asf_header_delete_stream_properties (asf_stream_t *asf_stream)
static int	asf_header_parse_stream_properties (asf_header_t *header, uint8_t *buffer, int buffer_len)
static void	asf_header_delete_stream_extended_properties (asf_stream_extension_t *asf_stream_extension)
static int	asf_header_parse_stream_extended_properties (asf_header_t *header, uint8_t *buffer, int buffer_len)
static int	asf_header_parse_stream_bitrate_properties (asf_header_t *header_pub, uint8_t *buffer, int buffer_len)
static int	asf_header_parse_metadata (asf_header_t *header_pub, uint8_t *buffer, int buffer_len)
static int	asf_header_parse_header_extension (asf_header_t *header, uint8_t *buffer, int buffer_len)
static int	asf_header_parse_content_description (asf_header_t *header_pub, uint8_t *buffer, int buffer_len)
asf_header_t *	asf_header_new (uint8_t *buffer, int buffer_len)
static void	asf_header_delete_file_properties (asf_file_t *asf_file)
static void	asf_header_delete_content (asf_content_t *asf_content)
void	asf_header_delete (asf_header_t *header_pub)
static int	asf_header_choose_stream (asf_header_internal_t *header, int stream_type, uint32_t bandwidth)
void	asf_header_choose_streams (asf_header_t *header_pub, uint32_t bandwidth, int *video_id, int *audio_id)
void	asf_header_disable_streams (asf_header_t *header_pub, int video_id, int audio_id)

Macro Definition Documentation

iconv

#define iconv	(		CD,
			INBUF,
			INLEFT,
			OUTBUF,
			OUTLEFT
	)		iconv_internal(INBUF, INLEFT, OUTBUF, OUTLEFT)

Referenced by asf_reader_get_string(), and meta_info_set_unlocked_encoding().

iconv_close

#define iconv_close

(

CD

)

Referenced by asf_header_parse_content_description(), asf_header_parse_metadata(), meta_info_set_unlocked_encoding(), and osd_free_encoding().

ICONV_CONST

#define ICONV_CONST   const

Referenced by asf_reader_get_string(), meta_info_set_unlocked_encoding(), mms_connect(), osd_get_text_size(), and osd_render_text().

iconv_open

#define iconv_open	(		TO,
			FROM
	)		0

Referenced by asf_header_parse_content_description(), asf_header_parse_metadata(), meta_info_set_unlocked_encoding(), and osd_set_encoding().

LOG_MODULE

#define LOG_MODULE   "asfheader"

LOG_VERBOSE

#define LOG_VERBOSE

Typedef Documentation

asf_header_internal_t

typedef struct asf_header_internal_s asf_header_internal_t

asf_reader_t

typedef struct asf_reader_s asf_reader_t

iconv_t

typedef int iconv_t

Function Documentation

asf_find_object_id()

int asf_find_object_id

(

GUID *

g

)

References _GUID::Data1, _GUID::Data2, _GUID::Data3, _GUID::Data4, guid, GUID_END, GUID_ERROR, guids, lprintf, and name.

Referenced by asf_header_new(), asf_header_parse_header_extension(), asf_header_parse_stream_extended_properties(), and asf_header_parse_stream_properties().

asf_get_guid()

void asf_get_guid	(	uint8_t *	buffer,
		GUID *	value
	)

References _X_LE_16, _X_LE_32, _GUID::Data1, _GUID::Data2, _GUID::Data3, and _GUID::Data4.

Referenced by asf_reader_get_guid().

asf_header_choose_stream()

static int asf_header_choose_stream ( asf_header_internal_t *  header, int  stream_type, uint32_t  bandwidth  )

static

References asf_header_s::bitrates, asf_header_internal_s::pub, asf_header_s::stream_count, asf_stream_s::stream_type, and asf_header_s::streams.

Referenced by asf_header_choose_streams().

asf_header_choose_streams()

void asf_header_choose_streams	(	asf_header_t *	header_pub,
		uint32_t	bandwidth,
		int *	video_id,
		int *	audio_id
	)

References asf_header_choose_stream(), asf_header_s::bitrates, GUID_ASF_AUDIO_MEDIA, GUID_ASF_VIDEO_MEDIA, lprintf, asf_header_internal_s::pub, asf_header_s::stream_count, asf_stream_s::stream_number, and asf_header_s::streams.

Referenced by demux_asf_send_headers_common(), mms_choose_best_streams(), and mmsh_connect_int().

asf_header_delete()

void asf_header_delete

(

asf_header_t *

header_pub

)

References asf_header_delete_content(), asf_header_delete_file_properties(), asf_header_delete_stream_extended_properties(), asf_header_delete_stream_properties(), ASF_MAX_NUM_STREAMS, asf_header_s::content, asf_header_s::file, asf_header_internal_s::pub, asf_header_s::stream_extensions, and asf_header_s::streams.

Referenced by asf_header_new(), asf_read_header(), demux_asf_dispose(), interp_asf_header(), interp_header(), mms_close(), and mmsh_close().

asf_header_delete_content()

static void asf_header_delete_content ( asf_content_t *  asf_content )

static

References asf_content_s::author, asf_content_s::copyright, asf_content_s::description, asf_content_s::rating, and asf_content_s::title.

Referenced by asf_header_delete().

asf_header_delete_file_properties()

static void asf_header_delete_file_properties ( asf_file_t *  asf_file )

static

Referenced by asf_header_delete().

asf_header_delete_stream_extended_properties()

static void asf_header_delete_stream_extended_properties ( asf_stream_extension_t *  asf_stream_extension )

static

References asf_stream_extension_s::stream_name_count, and asf_stream_extension_s::stream_names.

Referenced by asf_header_delete(), and asf_header_parse_stream_extended_properties().

asf_header_delete_stream_properties()

static void asf_header_delete_stream_properties ( asf_stream_t *  asf_stream )

static

References asf_stream_s::error_correction_data, and asf_stream_s::private_data.

Referenced by asf_header_delete(), and asf_header_parse_stream_properties().

asf_header_disable_streams()

void asf_header_disable_streams	(	asf_header_t *	header_pub,
		int	video_id,
		int	audio_id
	)

References asf_header_internal_s::bitrate_pointers, GUID_ASF_AUDIO_MEDIA, GUID_ASF_VIDEO_MEDIA, lprintf, asf_header_internal_s::pub, asf_header_s::stream_count, asf_stream_s::stream_number, asf_stream_s::stream_type, and asf_header_s::streams.

Referenced by mmsh_connect_int(), and mmsh_connect_int2().

asf_header_get_stream_id()

static int asf_header_get_stream_id ( asf_header_t *  header_pub, uint16_t  stream_number  )

static

References ASF_MAX_NUM_STREAMS, lprintf, asf_header_internal_s::number_count, and asf_header_internal_s::numbers.

Referenced by asf_header_parse_metadata(), asf_header_parse_stream_bitrate_properties(), asf_header_parse_stream_extended_properties(), and asf_header_parse_stream_properties().

asf_header_new()

asf_header_t* asf_header_new	(	uint8_t *	buffer,
		int	buffer_len
	)

References asf_find_object_id(), asf_header_delete(), asf_header_parse_content_description(), asf_header_parse_file_properties(), asf_header_parse_header_extension(), asf_header_parse_stream_bitrate_properties(), asf_header_parse_stream_properties(), asf_reader_eos(), asf_reader_get_16(), asf_reader_get_32(), asf_reader_get_64(), asf_reader_get_buffer(), asf_reader_get_guid(), asf_reader_get_size(), asf_reader_init(), asf_reader_skip(), asf_header_s::content, asf_header_s::file, guid, GUID_ASF_BITRATE_MUTUAL_EXCLUSION, GUID_ASF_CODEC_LIST, GUID_ASF_CONTENT_DESCRIPTION, GUID_ASF_ERROR_CORRECTION, GUID_ASF_EXTENDED_CONTENT_DESCRIPTION, GUID_ASF_EXTENDED_CONTENT_ENCRYPTION, GUID_ASF_FILE_PROPERTIES, GUID_ASF_HEADER_EXTENSION, GUID_ASF_MARKER, GUID_ASF_PADDING, GUID_ASF_SCRIPT_COMMAND, GUID_ASF_STREAM_BITRATE_PROPERTIES, GUID_ASF_STREAM_PROPERTIES, lprintf, NULL, and asf_header_internal_s::pub.

Referenced by asf_read_header(), interp_asf_header(), and interp_header().

asf_header_parse_content_description()

static int asf_header_parse_content_description ( asf_header_t *  header_pub, uint8_t *  buffer, int  buffer_len  )

static

References asf_reader_get_16(), asf_reader_get_string(), asf_reader_init(), asf_content_s::author, asf_header_s::content, asf_content_s::copyright, asf_content_s::description, iconv_close, iconv_open, lprintf, asf_header_internal_s::pub, asf_content_s::rating, and asf_content_s::title.

Referenced by asf_header_new().

asf_header_parse_file_properties()

static int asf_header_parse_file_properties ( asf_header_t *  header, uint8_t *  buffer, int  buffer_len  )

static

References asf_reader_get_32(), asf_reader_get_64(), asf_reader_get_guid(), asf_reader_init(), asf_reader_skip(), asf_file_s::broadcast_flag, _GUID::Data1, asf_file_s::data_packet_count, asf_header_s::file, asf_file_s::file_id, asf_file_s::file_size, lprintf, asf_file_s::max_bitrate, asf_file_s::packet_size, asf_file_s::play_duration, asf_file_s::preroll, asf_file_s::seekable_flag, and asf_file_s::send_duration.

Referenced by asf_header_new().

asf_header_parse_header_extension()

static int asf_header_parse_header_extension ( asf_header_t *  header, uint8_t *  buffer, int  buffer_len  )

static

References asf_find_object_id(), asf_header_parse_metadata(), asf_header_parse_stream_extended_properties(), asf_reader_eos(), asf_reader_get_16(), asf_reader_get_32(), asf_reader_get_64(), asf_reader_get_buffer(), asf_reader_get_guid(), asf_reader_get_size(), asf_reader_init(), asf_reader_skip(), guid, GUID_ADVANCED_CONTENT_ENCRYPTION, GUID_ADVANCED_MUTUAL_EXCLUSION, GUID_ASF_PADDING, GUID_BANDWIDTH_SHARING, GUID_COMPATIBILITY, GUID_EXTENDED_STREAM_PROPERTIES, GUID_GROUP_MUTUAL_EXCLUSION, GUID_INDEX_PARAMETERS, GUID_LANGUAGE_LIST, GUID_MEDIA_OBJECT_INDEX_PARAMETERS, GUID_METADATA, GUID_METADATA_LIBRARY, GUID_STREAM_PRIORITIZATION, GUID_TIMECODE_INDEX_PARAMETERS, and lprintf.

Referenced by asf_header_new().

asf_header_parse_metadata()

static int asf_header_parse_metadata ( asf_header_t *  header_pub, uint8_t *  buffer, int  buffer_len  )

static

References asf_header_get_stream_id(), asf_reader_get_16(), asf_reader_get_32(), asf_reader_get_string(), asf_reader_init(), asf_reader_skip(), asf_header_s::aspect_ratios, iconv_close, iconv_open, name, asf_header_internal_s::pub, asf_header_s::x, and asf_header_s::y.

Referenced by asf_header_parse_header_extension().

asf_header_parse_stream_bitrate_properties()

static int asf_header_parse_stream_bitrate_properties ( asf_header_t *  header_pub, uint8_t *  buffer, int  buffer_len  )

static

References asf_header_get_stream_id(), asf_reader_get_16(), asf_reader_get_32(), asf_reader_get_buffer(), asf_reader_init(), asf_header_internal_s::bitrate_pointers, asf_header_s::bitrates, lprintf, and asf_header_internal_s::pub.

Referenced by asf_header_new().

asf_header_parse_stream_extended_properties()

static int asf_header_parse_stream_extended_properties ( asf_header_t *  header, uint8_t *  buffer, int  buffer_len  )

static

References asf_stream_extension_s::alternate_buffer_size, asf_stream_extension_s::alternate_data_bitrate, asf_stream_extension_s::alternate_initial_buffer_fullness, asf_find_object_id(), asf_header_delete_stream_extended_properties(), asf_header_get_stream_id(), asf_header_parse_stream_properties(), asf_reader_get_16(), asf_reader_get_32(), asf_reader_get_64(), asf_reader_get_buffer(), asf_reader_get_bytes(), asf_reader_get_guid(), asf_reader_get_size(), asf_reader_init(), asf_reader_skip(), asf_stream_extension_s::average_time_per_frame, asf_stream_extension_s::buffer_size, asf_stream_extension_s::data_bitrate, asf_stream_extension_s::end_time, guid, GUID_ASF_STREAM_PROPERTIES, asf_stream_extension_s::initial_buffer_fullness, asf_stream_extension_s::language_id, lprintf, asf_stream_extension_s::max_object_size, asf_stream_extension_s::no_cleanpoints_flag, asf_stream_extension_s::payload_extension_system_count, asf_stream_extension_s::reliable_flag, asf_stream_extension_s::resend_live_cleanpoints_flag, asf_stream_extension_s::seekable_flag, asf_stream_extension_s::start_time, asf_header_s::stream_extensions, asf_stream_extension_s::stream_name_count, and asf_stream_extension_s::stream_names.

Referenced by asf_header_parse_header_extension().

asf_header_parse_stream_properties()

static int asf_header_parse_stream_properties ( asf_header_t *  header, uint8_t *  buffer, int  buffer_len  )

static

References asf_find_object_id(), asf_header_delete_stream_properties(), asf_header_get_stream_id(), asf_reader_get_16(), asf_reader_get_32(), asf_reader_get_64(), asf_reader_get_bytes(), asf_reader_get_guid(), asf_reader_init(), asf_stream_s::encrypted_flag, asf_stream_s::error_correction_data, asf_stream_s::error_correction_data_length, asf_stream_s::error_correction_type, guid, guids, lprintf, NULL, asf_stream_s::private_data, asf_stream_s::private_data_length, asf_header_s::stream_count, asf_stream_s::stream_number, asf_stream_s::stream_type, asf_header_s::streams, and asf_stream_s::time_offset.

Referenced by asf_header_new(), and asf_header_parse_stream_extended_properties().

asf_reader_eos()

static int asf_reader_eos ( asf_reader_t *  reader )

static

References asf_reader_s::pos, and asf_reader_s::size.

Referenced by asf_header_new(), and asf_header_parse_header_extension().

asf_reader_get_16()

static int asf_reader_get_16 ( asf_reader_t *  reader, uint16_t *  value  )

static

References _X_LE_16, asf_reader_s::buffer, asf_reader_s::pos, and asf_reader_s::size.

Referenced by asf_header_new(), asf_header_parse_content_description(), asf_header_parse_header_extension(), asf_header_parse_metadata(), asf_header_parse_stream_bitrate_properties(), asf_header_parse_stream_extended_properties(), and asf_header_parse_stream_properties().

asf_reader_get_32()

static int asf_reader_get_32 ( asf_reader_t *  reader, uint32_t *  value  )

static

References _X_LE_32, asf_reader_s::buffer, asf_reader_s::pos, and asf_reader_s::size.

Referenced by asf_header_new(), asf_header_parse_file_properties(), asf_header_parse_header_extension(), asf_header_parse_metadata(), asf_header_parse_stream_bitrate_properties(), asf_header_parse_stream_extended_properties(), and asf_header_parse_stream_properties().

asf_reader_get_64()

static int asf_reader_get_64 ( asf_reader_t *  reader, uint64_t *  value  )

static

References _X_LE_64, asf_reader_s::buffer, asf_reader_s::pos, and asf_reader_s::size.

Referenced by asf_header_new(), asf_header_parse_file_properties(), asf_header_parse_header_extension(), asf_header_parse_stream_extended_properties(), and asf_header_parse_stream_properties().

asf_reader_get_buffer()

static uint8_t* asf_reader_get_buffer ( asf_reader_t *  reader )

static

References asf_reader_s::buffer, and asf_reader_s::pos.

Referenced by asf_header_new(), asf_header_parse_header_extension(), asf_header_parse_stream_bitrate_properties(), and asf_header_parse_stream_extended_properties().

asf_reader_get_bytes()

static uint8_t* asf_reader_get_bytes ( asf_reader_t *  reader, size_t  size  )

static

References asf_reader_s::buffer, NULL, asf_reader_s::pos, and asf_reader_s::size.

Referenced by asf_header_parse_stream_extended_properties(), and asf_header_parse_stream_properties().

asf_reader_get_guid()

static int asf_reader_get_guid ( asf_reader_t *  reader, GUID *  value  )

static

References asf_get_guid(), asf_reader_s::buffer, asf_reader_s::pos, and asf_reader_s::size.

Referenced by asf_header_new(), asf_header_parse_file_properties(), asf_header_parse_header_extension(), asf_header_parse_stream_extended_properties(), and asf_header_parse_stream_properties().

asf_reader_get_size()

static size_t asf_reader_get_size ( asf_reader_t *  reader )

static

References asf_reader_s::pos, and asf_reader_s::size.

Referenced by asf_header_new(), asf_header_parse_header_extension(), and asf_header_parse_stream_extended_properties().

asf_reader_get_string()

static char* asf_reader_get_string ( asf_reader_t *  reader, size_t  size, iconv_t  cd  )

static

References asf_reader_s::buffer, iconv, ICONV_CONST, lprintf, NULL, asf_reader_s::pos, and asf_reader_s::size.

Referenced by asf_header_parse_content_description(), and asf_header_parse_metadata().

asf_reader_init()

static void asf_reader_init ( asf_reader_t *  reader, uint8_t *  buffer, int  size  )

static

References asf_reader_s::buffer, asf_reader_s::pos, and asf_reader_s::size.

Referenced by asf_header_new(), asf_header_parse_content_description(), asf_header_parse_file_properties(), asf_header_parse_header_extension(), asf_header_parse_metadata(), asf_header_parse_stream_bitrate_properties(), asf_header_parse_stream_extended_properties(), and asf_header_parse_stream_properties().

asf_reader_skip()

static int asf_reader_skip ( asf_reader_t *  reader, size_t  size  )

static

References asf_reader_s::pos, and asf_reader_s::size.

Referenced by asf_header_new(), asf_header_parse_file_properties(), asf_header_parse_header_extension(), asf_header_parse_metadata(), and asf_header_parse_stream_extended_properties().

iconv_internal()

size_t iconv_internal	(	const char **	inbuf,
		size_t *	inbytesleft,
		char **	outbuf,
		size_t *	outbytesleft
	)