libavformat/aviobuf.c File Reference

#include "libavutil/crc.h"
#include "libavutil/intreadwrite.h"
#include "avformat.h"
#include "avio.h"
#include <stdarg.h>

Go to the source code of this file.

Data Structures

struct  DynBuffer

Defines

#define IO_BUFFER_SIZE   32768

Functions

static void fill_buffer (ByteIOContext *s)
int init_put_byte (ByteIOContext *s, unsigned char *buffer, int buffer_size, int write_flag, void *opaque, int(*read_packet)(void *opaque, uint8_t *buf, int buf_size), int(*write_packet)(void *opaque, uint8_t *buf, int buf_size), int64_t(*seek)(void *opaque, int64_t offset, int whence))
ByteIOContextav_alloc_put_byte (unsigned char *buffer, int buffer_size, int write_flag, void *opaque, int(*read_packet)(void *opaque, uint8_t *buf, int buf_size), int(*write_packet)(void *opaque, uint8_t *buf, int buf_size), int64_t(*seek)(void *opaque, int64_t offset, int whence))
static void flush_buffer (ByteIOContext *s)
void put_byte (ByteIOContext *s, int b)
void put_buffer (ByteIOContext *s, const unsigned char *buf, int size)
void put_flush_packet (ByteIOContext *s)
int64_t url_fseek (ByteIOContext *s, int64_t offset, int whence)
 fseek() equivalent for ByteIOContext.
void url_fskip (ByteIOContext *s, int64_t offset)
 Skip given number of bytes forward.
int64_t url_ftell (ByteIOContext *s)
 ftell() equivalent for ByteIOContext.
int64_t url_fsize (ByteIOContext *s)
 Gets the filesize.
int url_feof (ByteIOContext *s)
 feof() equivalent for ByteIOContext.
int url_ferror (ByteIOContext *s)
void put_le32 (ByteIOContext *s, unsigned int val)
void put_be32 (ByteIOContext *s, unsigned int val)
void put_strz (ByteIOContext *s, const char *str)
void put_le64 (ByteIOContext *s, uint64_t val)
void put_be64 (ByteIOContext *s, uint64_t val)
void put_le16 (ByteIOContext *s, unsigned int val)
void put_be16 (ByteIOContext *s, unsigned int val)
void put_le24 (ByteIOContext *s, unsigned int val)
void put_be24 (ByteIOContext *s, unsigned int val)
void put_tag (ByteIOContext *s, const char *tag)
unsigned long ff_crc04C11DB7_update (unsigned long checksum, const uint8_t *buf, unsigned int len)
unsigned long get_checksum (ByteIOContext *s)
void init_checksum (ByteIOContext *s, unsigned long(*update_checksum)(unsigned long c, const uint8_t *p, unsigned int len), unsigned long checksum)
int get_byte (ByteIOContext *s)
int url_fgetc (ByteIOContext *s)
int get_buffer (ByteIOContext *s, unsigned char *buf, int size)
 Reads size bytes from ByteIOContext into buf.
int get_partial_buffer (ByteIOContext *s, unsigned char *buf, int size)
 Reads size bytes from ByteIOContext into buf.
unsigned int get_le16 (ByteIOContext *s)
unsigned int get_le24 (ByteIOContext *s)
unsigned int get_le32 (ByteIOContext *s)
uint64_t get_le64 (ByteIOContext *s)
unsigned int get_be16 (ByteIOContext *s)
unsigned int get_be24 (ByteIOContext *s)
unsigned int get_be32 (ByteIOContext *s)
char * get_strz (ByteIOContext *s, char *buf, int maxlen)
uint64_t get_be64 (ByteIOContext *s)
uint64_t ff_get_v (ByteIOContext *bc)
int url_fdopen (ByteIOContext **s, URLContext *h)
 Creates and initializes a ByteIOContext for accessing the resource referenced by the URLContext h.
int url_setbufsize (ByteIOContext *s, int buf_size)
int url_resetbuf (ByteIOContext *s, int flags)
 Reset the buffer for reading or writing.
int ff_rewind_with_probe_data (ByteIOContext *s, unsigned char *buf, int buf_size)
 Rewinds the ByteIOContext using the specified buffer containing the first buf_size bytes of the file.
int url_fopen (ByteIOContext **s, const char *filename, int flags)
 Creates and initializes a ByteIOContext for accessing the resource indicated by url.
int url_fclose (ByteIOContext *s)
URLContexturl_fileno (ByteIOContext *s)
int url_fprintf (ByteIOContext *s, const char *fmt,...)
char * url_fgets (ByteIOContext *s, char *buf, int buf_size)
int url_fget_max_packet_size (ByteIOContext *s)
 Return the maximum packet size associated to packetized buffered file handle.
int av_url_read_fpause (ByteIOContext *s, int pause)
int64_t av_url_read_fseek (ByteIOContext *s, int stream_index, int64_t timestamp, int flags)
int url_open_buf (ByteIOContext **s, uint8_t *buf, int buf_size, int flags)
int url_close_buf (ByteIOContext *s)
 return the written or read size
static int dyn_buf_write (void *opaque, uint8_t *buf, int buf_size)
static int dyn_packet_buf_write (void *opaque, uint8_t *buf, int buf_size)
static int64_t dyn_buf_seek (void *opaque, int64_t offset, int whence)
static int url_open_dyn_buf_internal (ByteIOContext **s, int max_packet_size)
int url_open_dyn_buf (ByteIOContext **s)
 Open a write only memory stream.
int url_open_dyn_packet_buf (ByteIOContext **s, int max_packet_size)
 Open a write only packetized memory stream with a maximum packet size of 'max_packet_size'.
int url_close_dyn_buf (ByteIOContext *s, uint8_t **pbuffer)
 Return the written size and a pointer to the buffer.


Define Documentation

#define IO_BUFFER_SIZE   32768

Definition at line 28 of file aviobuf.c.

Referenced by fill_buffer(), and url_fdopen().


Function Documentation

ByteIOContext* av_alloc_put_byte ( unsigned char *  buffer,
int  buffer_size,
int  write_flag,
void *  opaque,
int(*)(void *opaque, uint8_t *buf, int buf_size)  read_packet,
int(*)(void *opaque, uint8_t *buf, int buf_size)  write_packet,
int64_t(*)(void *opaque, int64_t offset, int whence)  seek 
)

Definition at line 68 of file aviobuf.c.

Referenced by rdt_parse_packet().

int av_url_read_fpause ( ByteIOContext s,
int  pause 
)

Definition at line 730 of file aviobuf.c.

Referenced by av_read_pause(), and av_read_play().

int64_t av_url_read_fseek ( ByteIOContext s,
int  stream_index,
int64_t  timestamp,
int  flags 
)

Definition at line 737 of file aviobuf.c.

Referenced by asf_read_seek().

static int64_t dyn_buf_seek ( void *  opaque,
int64_t  offset,
int  whence 
) [static]

Definition at line 835 of file aviobuf.c.

Referenced by url_open_dyn_buf_internal().

static int dyn_buf_write ( void *  opaque,
uint8_t *  buf,
int  buf_size 
) [static]

Definition at line 790 of file aviobuf.c.

Referenced by dyn_packet_buf_write(), and url_open_dyn_buf_internal().

static int dyn_packet_buf_write ( void *  opaque,
uint8_t *  buf,
int  buf_size 
) [static]

Definition at line 820 of file aviobuf.c.

Referenced by url_open_dyn_buf_internal().

unsigned long ff_crc04C11DB7_update ( unsigned long  checksum,
const uint8_t *  buf,
unsigned int  len 
)

Definition at line 337 of file aviobuf.c.

Referenced by get_packetheader(), ogg_write_page(), put_packet(), and write_packet().

uint64_t ff_get_v ( ByteIOContext bc  ) 

int ff_rewind_with_probe_data ( ByteIOContext s,
unsigned char *  buf,
int  buf_size 
)

Rewinds the ByteIOContext using the specified buffer containing the first buf_size bytes of the file.

Used after probing to avoid seeking. Joins buf and s->buffer, taking any overlap into consideration.

Note:
s->buffer must overlap with buf or they can't be joined and the function fails

This function is NOT part of the public API

Parameters:
s The read-only ByteIOContext to rewind
buf The probe buffer containing the first buf_size bytes of the file
buf_size The size of buf
Returns:
0 in case of success, a negative value corresponding to an AVERROR code in case of failure

Definition at line 623 of file aviobuf.c.

Referenced by ff_probe_input_buffer().

static void fill_buffer ( ByteIOContext s  )  [static]

Definition at line 294 of file aviobuf.c.

Referenced by get_buffer(), get_byte(), get_partial_buffer(), url_fgetc(), and url_fseek().

static void flush_buffer ( ByteIOContext s  )  [static]

Definition at line 83 of file aviobuf.c.

Referenced by put_buffer(), put_byte(), put_flush_packet(), and url_fseek().

unsigned int get_be16 ( ByteIOContext s  ) 

unsigned int get_be24 ( ByteIOContext s  ) 

unsigned int get_be32 ( ByteIOContext s  ) 

Definition at line 505 of file aviobuf.c.

Referenced by aiff_read_header(), amf_parse_object(), au_read_header(), decode_frame_header(), dv_read_header(), dxa_read_header(), ea_read_packet(), ebml_read_float(), ff_id3v2_parse(), ff_mov_read_esds(), ff_rm_read_mdpr_codecdata(), ffm_read_header(), flv_read_header(), flv_read_packet(), get_aiff_header(), get_be64(), get_packetheader(), get_tag(), gxf_material_tags(), gxf_packet(), gxf_resync_media(), gxf_track_tags(), iff_read_header(), lmlm4_read_packet(), matroska_read_header(), mmf_read_header(), mov_read_cmov(), mov_read_ctts(), mov_read_default(), mov_read_dref(), mov_read_elst(), mov_read_ftyp(), mov_read_hdlr(), mov_read_mdhd(), mov_read_mvhd(), mov_read_pasp(), mov_read_stco(), mov_read_stps(), mov_read_stsc(), mov_read_stsd(), mov_read_stss(), mov_read_stsz(), mov_read_stts(), mov_read_tfhd(), mov_read_tkhd(), mov_read_trex(), mov_read_trun(), mov_read_udta_string(), mov_read_wide(), mp3_parse_vbr_tags(), mpegps_psm_parse(), mxf_read_content_storage(), mxf_read_generic_descriptor(), mxf_read_index_table_segment(), mxf_read_material_package(), mxf_read_primer_pack(), mxf_read_sequence(), mxf_read_source_clip(), mxf_read_source_package(), mxf_read_track(), parse_packet_header(), process_audio_header_eacs(), qcp_read_header(), r3d_read_rdvo(), r3d_read_red1(), r3d_read_reda(), r3d_read_redv(), r3d_read_reos(), rdt_load_mdpr(), read_atom(), read_desc_chunk(), read_header(), read_info_chunk(), read_packet(), read_pakt_chunk(), read_part_of_packet(), rl2_read_header(), rm_read_audio_stream_info(), rm_read_header(), rm_read_index(), siff_parse_soun(), siff_parse_vbv1(), sox_read_header(), swf_read_header(), sync(), thp_read_header(), thp_read_packet(), vqf_read_header(), wc3_read_header(), and wc3_read_packet().

uint64_t get_be64 ( ByteIOContext s  ) 

int get_buffer ( ByteIOContext s,
unsigned char *  buf,
int  size 
)

Reads size bytes from ByteIOContext into buf.

Returns:
number of bytes read or AVERROR

Definition at line 388 of file aviobuf.c.

Referenced by add_metadata(), aiff_read_header(), amf_get_string(), amr_read_header(), amr_read_packet(), apc_read_header(), ape_read_header(), ape_read_packet(), ape_tag_read_field(), asf_read_header(), av_get_packet(), av_read(), avi_read_header(), avi_read_tag(), avs_read_packet(), avs_read_video_packet(), bfi_read_header(), cin_read_packet(), decode_frame(), decode_main_header(), decode_stream_header(), dv_read_header(), dv_read_packet(), dxa_read_packet(), ebml_read_ascii(), ebml_read_binary(), ff_ape_parse_tag(), ff_asf_parse_packet(), ff_get_wav_header(), ff_id3v1_read(), ff_id3v2_parse(), ff_id3v2_read(), ff_mov_read_esds(), ff_probe_input_buffer(), ff_rm_parse_packet(), ffm_read_data(), ffm_read_header(), film_read_header(), film_read_packet(), find_guid(), flac_read_header(), flic_read_header(), flic_read_packet(), flv_get_extradata(), fourxm_read_header(), fourxm_read_packet(), get_aiff_header(), get_codec_data(), get_guid(), get_meta(), get_pts(), get_riff(), get_str(), idcin_read_header(), idcin_read_packet(), iff_read_header(), iff_read_packet(), img_read_packet(), ingenient_read_packet(), ipmovie_read_header(), klv_read_packet(), load_ipmovie_packet(), mmf_read_packet(), mov_read_cmov(), mov_read_dref(), mov_read_extradata(), mov_read_ftyp(), mov_read_glbl(), mov_read_smi(), mov_read_strf(), mov_read_stsz(), mov_read_udta_string(), mov_read_wave(), mpc8_parse_seektable(), mpc8_read_header(), mpc_read_header(), mpc_read_packet(), mpegps_read_packet(), mpegps_read_pes_header(), mpegts_get_pcr(), mpegts_raw_read_packet(), mpegts_read_header(), mxf_decrypt_triplet(), mxf_get_d10_aes3_packet(), mxf_read_content_storage(), mxf_read_cryptographic_context(), mxf_read_generic_descriptor(), mxf_read_local_tags(), mxf_read_material_package(), mxf_read_primer_pack(), mxf_read_sequence(), mxf_read_source_clip(), mxf_read_source_package(), mxf_read_track(), nsv_parse_NSVf_header(), nuv_header(), nuv_packet(), ogg_read_page(), oma_read_header(), process_ipmovie_chunk(), qcp_read_header(), r3d_read_red1(), read_frame(), read_header(), read_kuki_chunk(), read_packet(), read_part_of_packet(), read_seek(), read_ttag(), rl2_read_header(), rm_assemble_video_frame(), rm_read_audio_stream_info(), rm_read_extradata(), roq_read_header(), roq_read_packet(), sdp_read_header(), seq_fill_buffer(), seq_read_packet(), siff_read_packet(), smacker_read_header(), smacker_read_packet(), sox_read_header(), str_read_header(), str_read_packet(), swf_read_packet(), thp_read_header(), tta_read_header(), vc1t_read_header(), vmd_read_header(), vmd_read_packet(), vqf_read_packet(), w64_read_header(), wc3_read_header(), wc3_read_packet(), wsaud_read_header(), wsaud_read_packet(), wsvqa_read_header(), wsvqa_read_packet(), wv_read_block_header(), wv_read_packet(), yop_read_header(), and yop_read_packet().

int get_byte ( ByteIOContext s  ) 

Note:
return 0 if EOF, so you cannot use it if EOF handling is necessary

Definition at line 362 of file aviobuf.c.

Referenced by aea_read_header(), amf_parse_object(), amr_read_packet(), ape_tag_read_field(), asf_read_frame_header(), asf_read_header(), asfrtp_parse_packet(), avi_read_header(), avs_read_packet(), bfi_read_packet(), cin_read_file_header(), cin_read_frame_header(), dv_read_header(), dxa_read_header(), ebml_read_num(), ebml_read_uint(), ff_asf_get_packet(), ff_asf_parse_packet(), ff_get_v(), ff_mov_read_esds(), ff_mp4_read_descr_len(), ffm_read_header(), ffm_resync(), find_any_startcode(), find_next_start_code(), flv_read_header(), flv_read_metabody(), flv_read_packet(), flv_set_video_codec(), get_be16(), get_be24(), get_codec_data(), get_le16(), get_le24(), get_len(), get_line(), get_pts(), get_size(), get_str(), get_str8(), get_strl(), get_strz(), get_token(), gxf_header(), gxf_material_tags(), gxf_packet(), gxf_resync_media(), gxf_track_tags(), iff_read_header(), ipmovie_read_header(), klv_decode_ber_length(), mmf_read_header(), mov_read_ctts(), mov_read_dref(), mov_read_elst(), mov_read_hdlr(), mov_read_mac_string(), mov_read_mdhd(), mov_read_mvhd(), mov_read_stco(), mov_read_stsc(), mov_read_stsd(), mov_read_stss(), mov_read_stsz(), mov_read_stts(), mov_read_tfhd(), mov_read_tkhd(), mov_read_trex(), mov_read_trun(), mp4_read_descr(), mpc8_read_header(), mpc_read_header(), mpegps_psm_parse(), mpegps_read_header(), mpegps_read_packet(), mpegps_read_pes_header(), msnwc_tcp_read_header(), mtv_read_header(), mxf_read_pixel_layout(), mxf_read_sync(), nc_read_packet(), nsv_parse_NSVs_header(), nsv_read_chunk(), nsv_resync(), nut_read_packet(), nuv_header(), parse_packet_header(), process_audio_header_eacs(), process_audio_header_elements(), qcp_read_header(), qcp_read_packet(), r3d_read_red1(), r3d_read_reda(), r3d_read_redv(), read_arbitary(), read_braindead_odml_indx(), read_frame(), read_header(), read_line(), read_part_of_packet(), read_ttag(), rm_assemble_video_frame(), rm_read_audio_stream_info(), rm_read_dts(), rm_read_metadata(), seq_parse_frame_data(), skip_reserved(), smacker_read_header(), smacker_read_packet(), sol_read_header(), swf_read_header(), swf_read_packet(), sync(), tmv_read_header(), vc1t_read_header(), vc1t_read_packet(), vid_read_packet(), voc_get_packet(), wv_read_block_header(), yop_read_header(), yuv4_read_header(), and yuv4_read_packet().

unsigned long get_checksum ( ByteIOContext s  ) 

unsigned int get_le16 ( ByteIOContext s  ) 

unsigned int get_le24 ( ByteIOContext s  ) 

unsigned int get_le32 ( ByteIOContext s  ) 

Definition at line 474 of file aviobuf.c.

Referenced by aiff_read_header(), apc_read_header(), ape_read_header(), ape_tag_read_field(), asf_build_simple_index(), asf_read_frame_header(), asf_read_header(), au_read_header(), avi_load_index(), avi_read_header(), avi_read_idx1(), avi_read_info(), avs_read_header(), bfi_read_header(), bfi_read_packet(), cin_read_file_header(), cin_read_frame_header(), decode_wave_header(), dxa_read_header(), ea_read_packet(), ff_ape_parse_tag(), ff_asf_get_packet(), ff_get_wav_header(), ff_rm_read_mdpr_codecdata(), ffm_read_header(), find_tag(), flac_read_header(), fourxm_read_packet(), get_aiff_header(), get_codec_data(), get_fourcc(), get_le64(), get_riff(), get_swf_tag(), get_tag(), get_value(), guess_ni_flag(), gxf_header(), gxf_read_index(), idcin_read_header(), idcin_read_packet(), iff_read_header(), ingenient_read_packet(), mmf_read_header(), mov_read_cmov(), mov_read_default(), mov_read_dref(), mov_read_hdlr(), mov_read_meta(), mov_read_stsd(), mov_read_udta_string(), mov_read_wide(), mpc8_read_header(), mpc_read_header(), mpc_read_packet(), msnwc_tcp_read_packet(), mtv_read_header(), nsv_parse_NSVf_header(), nsv_parse_NSVs_header(), nsv_read_chunk(), nuv_header(), ogg_read_page(), process_audio_header_eacs(), process_audio_header_sead(), process_ea_header(), process_video_header_vp6(), qcp_read_header(), qcp_read_packet(), rdt_load_mdpr(), read_atom(), read_braindead_odml_indx(), read_header(), read_packet(), rl2_read_header(), rm_read_header(), rm_read_index(), rpl_read_packet(), siff_parse_soun(), siff_parse_vbv1(), siff_read_header(), siff_read_packet(), smacker_read_header(), smacker_read_packet(), sol_read_header(), sox_read_header(), swf_read_header(), tmv_read_header(), tta_read_header(), txd_read_packet(), vc1t_read_header(), vc1t_read_packet(), voc_get_packet(), vqf_read_header(), wav_read_header(), wc3_read_header(), wc3_read_packet(), wv_read_block_header(), and xa_read_header().

uint64_t get_le64 ( ByteIOContext s  ) 

int get_partial_buffer ( ByteIOContext s,
unsigned char *  buf,
int  size 
)

Reads size bytes from ByteIOContext into buf.

This reads at most 1 packet. If that is not enough fewer bytes will be returned.

Returns:
number of bytes read or AVERROR

Definition at line 435 of file aviobuf.c.

Referenced by ff_raw_read_partial_packet().

char* get_strz ( ByteIOContext s,
char *  buf,
int  maxlen 
)

Definition at line 513 of file aviobuf.c.

Referenced by ffm_read_header(), and read_info_chunk().

void init_checksum ( ByteIOContext s,
unsigned long(*)(unsigned long c, const uint8_t *p, unsigned int len update_checksum,
unsigned long  checksum 
)

Definition at line 350 of file aviobuf.c.

Referenced by get_packetheader(), ogg_write_page(), put_packet(), and write_packet().

int init_put_byte ( ByteIOContext s,
unsigned char *  buffer,
int  buffer_size,
int  write_flag,
void *  opaque,
int(*)(void *opaque, uint8_t *buf, int buf_size)  read_packet,
int(*)(void *opaque, uint8_t *buf, int buf_size)  write_packet,
int64_t(*)(void *opaque, int64_t offset, int whence)  seek 
)

void put_be16 ( ByteIOContext s,
unsigned int  val 
)

void put_be24 ( ByteIOContext s,
unsigned int  val 
)

void put_be32 ( ByteIOContext s,
unsigned int  val 
)

Definition at line 233 of file aviobuf.c.

Referenced by aiff_write_header(), aiff_write_trailer(), au_write_trailer(), end_tag_be(), ff_avc_parse_nal_units(), ff_rtp_send_data(), ffm_write_header(), flush_packet(), flv_write_header(), flv_write_packet(), gxf_write_material_data_section(), gxf_write_media_preamble(), gxf_write_packet_header(), gxf_write_timecode_auxiliary(), gxf_write_track_description(), gxf_write_umf_media_dv(), gxf_write_umf_packet(), id3v2_put_ttag(), img_write_packet(), mmf_write_header(), mov_write_3gp_udta_tag(), mov_write_ac3_tag(), mov_write_amr_tag(), mov_write_audio_tag(), mov_write_avcc_tag(), mov_write_avid_tag(), mov_write_ctts_tag(), mov_write_d263_tag(), mov_write_dinf_tag(), mov_write_dref_tag(), mov_write_edts_tag(), mov_write_enda_tag(), mov_write_esds_tag(), mov_write_ftyp_tag(), mov_write_glbl_tag(), mov_write_gmhd_tag(), mov_write_hdlr_tag(), mov_write_ilst_tag(), mov_write_itunes_hdlr_tag(), mov_write_mdat_tag(), mov_write_mdhd_tag(), mov_write_mdia_tag(), mov_write_meta_tag(), mov_write_minf_tag(), mov_write_moov_tag(), mov_write_mvhd_tag(), mov_write_nmhd_tag(), mov_write_psp_udta_tag(), mov_write_smhd_tag(), mov_write_stbl_tag(), mov_write_stco_tag(), mov_write_string_data_tag(), mov_write_string_tag(), mov_write_stsc_tag(), mov_write_stsd_tag(), mov_write_stss_tag(), mov_write_stsz_tag(), mov_write_stts_tag(), mov_write_subtitle_tag(), mov_write_svq3_tag(), mov_write_tkhd_tag(), mov_write_trailer(), mov_write_trak_tag(), mov_write_trkn_tag(), mov_write_udta_tag(), mov_write_uuid_tag_ipod(), mov_write_uuid_tag_psp(), mov_write_uuidprof_tag(), mov_write_uuidusmt_tag(), mov_write_video_tag(), mov_write_vmhd_tag(), mov_write_wave_tag(), mp3_write_header(), mxf_write_cdci_common(), mxf_write_essence_container_data(), mxf_write_generic_desc(), mxf_write_generic_sound_common(), mxf_write_index_table_segment(), mxf_write_mpegvideo_desc(), mxf_write_multi_descriptor(), mxf_write_partition(), mxf_write_primer_pack(), mxf_write_random_index_pack(), mxf_write_refs_count(), mxf_write_structural_component(), mxf_write_system_item(), mxf_write_track(), mxf_write_wav_common(), ogg_update_checksum(), put_au_header(), put_be64(), put_padding_packet(), rm_write_trailer(), rm_write_video(), rtp_check_and_send_back_rr(), rtp_send_punch_packets(), rv10_write_header(), sox_write_header(), swf_write_video(), updatePacketSize(), updateSize(), write_packet_header(), and write_trailer().

void put_be64 ( ByteIOContext s,
uint64_t  val 
)

void put_buffer ( ByteIOContext s,
const unsigned char *  buf,
int  size 
)

Definition at line 108 of file aviobuf.c.

Referenced by adts_write_packet(), aiff_write_header(), aiff_write_packet(), amr_write_packet(), asf_write_header1(), asfrtp_parse_packet(), au_write_packet(), avi_write_packet(), crc_write_trailer(), daud_write_packet(), dv_write_packet(), ff_avc_parse_nal_units(), ff_flac_write_header(), ff_isom_write_avcc(), ff_put_bmp_header(), ff_put_wav_header(), ff_rtp_send_data(), ffm_write_header(), flac_write_block_comment(), flac_write_packet(), flac_write_trailer(), flush_packet(), flv_write_header(), flv_write_packet(), framecrc_write_packet(), gif_image_write_header(), gif_image_write_image(), gxf_write_mpeg_auxiliary(), gxf_write_packet(), gxf_write_umf_media_description(), http_send_data(), id3v2_put_ttag(), img_write_packet(), matroska_read_header(), mkv_flush_dynbuf(), mkv_write_ass_blocks(), mkv_write_block(), mkv_write_codecprivate(), mmf_write_header(), mmf_write_packet(), mmf_write_trailer(), mov_write_3gp_udta_tag(), mov_write_ac3_tag(), mov_write_esds_tag(), mov_write_extradata_tag(), mov_write_glbl_tag(), mov_write_hdlr_tag(), mov_write_packet(), mov_write_string_data_tag(), mov_write_subtitle_tag(), mov_write_udta_tag(), mov_write_video_tag(), mp3_write_packet(), mp3_write_trailer(), mpegts_insert_null_packet(), mpegts_insert_pcr_only(), mpegts_write_pes(), mpjpeg_write_header(), mpjpeg_write_packet(), mxf_write_cdci_common(), mxf_write_common_fields(), mxf_write_d10_video_packet(), mxf_write_essence_container_refs(), mxf_write_generic_desc(), mxf_write_index_table_segment(), mxf_write_klv_fill(), mxf_write_metadata_key(), mxf_write_multi_descriptor(), mxf_write_packet(), mxf_write_partition(), mxf_write_preface(), mxf_write_primer_pack(), mxf_write_random_index_pack(), mxf_write_system_item(), mxf_write_track(), mxf_write_umid(), mxf_write_uuid(), ogg_write_page(), put_amf_string(), put_ebml_binary(), put_frame(), put_guid(), put_packet(), put_str(), put_str16(), put_strz(), put_swf_matrix(), put_swf_rect(), put_xiph_codecpriv(), raw_write_packet(), rm_write_audio(), rm_write_video(), roq_write_header(), rtp_check_and_send_back_rr(), rtsp_cmd_describe(), section_write_packet(), sox_write_header(), sox_write_packet(), spdif_write_packet(), swf_write_header(), swf_write_video(), url_fprintf(), vc1test_write_header(), vc1test_write_packet(), voc_write_header(), voc_write_packet(), wav_write_packet(), write_globalinfo(), write_header(), write_mainheader(), write_packet(), write_streamheader(), write_streaminfo(), write_trailer(), xiph_handle_packet(), and yuv4_write_packet().

void put_byte ( ByteIOContext s,
int  b 
)

Definition at line 101 of file aviobuf.c.

Referenced by aiff_write_trailer(), asf_write_header1(), avi_write_header(), avi_write_info_tag(), avi_write_ix(), avi_write_packet(), ff_isom_write_avcc(), ff_put_bmp_header(), ff_put_wav_header(), ff_rtp_send_data(), ffm_write_header(), flac_write_block_padding(), flush_packet(), flv_write_header(), flv_write_packet(), gif_image_write_header(), gif_image_write_image(), gif_write_trailer(), gif_write_video(), gxf_write_map_packet(), gxf_write_material_data_section(), gxf_write_media_preamble(), gxf_write_mpeg_auxiliary(), gxf_write_packet_header(), gxf_write_padding(), gxf_write_timecode_auxiliary(), gxf_write_track_description(), gxf_write_umf_media_description(), gxf_write_umf_packet(), id3v2_put_size(), id3v2_put_ttag(), klv_encode_ber4_length(), klv_encode_ber_length(), mkv_write_ass_blocks(), mkv_write_block(), mmf_write_header(), mmf_write_trailer(), mov_write_3gp_udta_tag(), mov_write_amr_tag(), mov_write_d263_tag(), mov_write_esds_tag(), mov_write_hdlr_tag(), mov_write_itunes_hdlr_tag(), mov_write_mdhd_tag(), mov_write_mvhd_tag(), mov_write_svq3_tag(), mov_write_tkhd_tag(), mov_write_video_tag(), mp3_write_header(), mxf_write_cdci_common(), mxf_write_d10_audio_packet(), mxf_write_d10_video_packet(), mxf_write_generic_sound_common(), mxf_write_index_table_segment(), mxf_write_klv_fill(), mxf_write_mpegvideo_desc(), mxf_write_system_item(), mxf_write_timecode_component(), mxf_write_umid(), ogg_write_page(), put_amf_bool(), put_amf_double(), put_be16(), put_be24(), put_be32(), put_ebml_id(), put_ebml_num(), put_ebml_size_unknown(), put_ebml_uint(), put_ebml_void(), put_le16(), put_le24(), put_le32(), put_padding_packet(), put_payload_header(), put_payload_parsing_info(), put_str(), put_str8(), put_strz(), put_tag(), put_timestamp(), put_v(), put_varlength(), put_vcd_padding_sector(), put_xiph_codecpriv(), put_xiph_size(), putDescr(), rm_write_video(), rtp_check_and_send_back_rr(), rtp_send_punch_packets(), rv10_write_header(), sox_write_header(), swf_write_header(), swf_write_video(), vc1test_write_header(), voc_write_packet(), voc_write_trailer(), write_header(), write_packet(), write_packet_header(), write_streamheader(), and write_trailer().

void put_flush_packet ( ByteIOContext s  ) 

Definition at line 123 of file aviobuf.c.

Referenced by adts_write_packet(), aiff_write_header(), aiff_write_trailer(), amr_write_header(), amr_write_packet(), asf_write_header(), asf_write_trailer(), au_write_header(), au_write_trailer(), avi_write_ix(), avi_write_packet(), avi_write_trailer(), crc_write_trailer(), daud_write_packet(), dv_write_packet(), ff_rtp_send_data(), ffm_write_header(), ffm_write_trailer(), flac_write_packet(), flac_write_trailer(), flush_packet(), flv_write_packet(), framecrc_write_packet(), gif_write_header(), gif_write_trailer(), gif_write_video(), gxf_write_header(), gxf_write_packet(), gxf_write_trailer(), img_write_packet(), mkv_write_header(), mkv_write_trailer(), mmf_write_header(), mmf_write_trailer(), mov_write_header(), mov_write_packet(), mov_write_trailer(), mp3_write_packet(), mp3_write_trailer(), mpegts_write_end(), mpegts_write_header(), mpegts_write_pes(), mpjpeg_write_header(), mpjpeg_write_packet(), mxf_write_footer(), mxf_write_packet(), mxf_write_partition(), ogg_write_page(), put_vcd_padding_sector(), raw_write_packet(), rm_write_audio(), rm_write_header(), rm_write_trailer(), rm_write_video(), roq_write_header(), rtp_check_and_send_back_rr(), rtp_send_punch_packets(), sox_write_header(), sox_write_trailer(), spdif_write_packet(), swf_write_header(), swf_write_trailer(), swf_write_video(), url_close_buf(), url_close_dyn_buf(), vc1test_write_packet(), vc1test_write_trailer(), wav_write_header(), wav_write_trailer(), write_header(), write_packet(), write_trailer(), and yuv4_write_packet().

void put_le16 ( ByteIOContext s,
unsigned int  val 
)

void put_le24 ( ByteIOContext s,
unsigned int  val 
)

Definition at line 273 of file aviobuf.c.

Referenced by vc1test_write_header(), vc1test_write_trailer(), and voc_write_packet().

void put_le32 ( ByteIOContext s,
unsigned int  val 
)

void put_le64 ( ByteIOContext s,
uint64_t  val 
)

void put_strz ( ByteIOContext s,
const char *  str 
)

Definition at line 241 of file aviobuf.c.

Referenced by avi_write_info_tag(), and ffm_write_header().

void put_tag ( ByteIOContext s,
const char *  tag 
)

Definition at line 285 of file aviobuf.c.

Referenced by aiff_write_header(), amr_write_header(), avi_start_new_riff(), avi_write_header(), avi_write_idx1(), avi_write_info_tag(), avi_write_ix(), avi_write_trailer(), ff_start_tag(), flv_write_header(), gif_image_write_header(), gxf_write_material_data_section(), gxf_write_track_description(), img_write_packet(), mmf_write_header(), mov_write_3gp_udta_tag(), mov_write_ac3_tag(), mov_write_amr_tag(), mov_write_avcc_tag(), mov_write_avid_tag(), mov_write_ctts_tag(), mov_write_d263_tag(), mov_write_dinf_tag(), mov_write_dref_tag(), mov_write_edts_tag(), mov_write_enda_tag(), mov_write_esds_tag(), mov_write_ftyp_tag(), mov_write_glbl_tag(), mov_write_gmhd_tag(), mov_write_hdlr_tag(), mov_write_ilst_tag(), mov_write_itunes_hdlr_tag(), mov_write_mdat_tag(), mov_write_mdhd_tag(), mov_write_mdia_tag(), mov_write_meta_tag(), mov_write_minf_tag(), mov_write_moov_tag(), mov_write_mvhd_tag(), mov_write_nmhd_tag(), mov_write_smhd_tag(), mov_write_stbl_tag(), mov_write_stco_tag(), mov_write_string_data_tag(), mov_write_string_tag(), mov_write_stsc_tag(), mov_write_stsd_tag(), mov_write_stss_tag(), mov_write_stsz_tag(), mov_write_stts_tag(), mov_write_svq3_tag(), mov_write_tkhd_tag(), mov_write_trailer(), mov_write_trak_tag(), mov_write_trkn_tag(), mov_write_udta_tag(), mov_write_uuid_tag_ipod(), mov_write_uuid_tag_psp(), mov_write_uuidprof_tag(), mov_write_uuidusmt_tag(), mov_write_video_tag(), mov_write_vmhd_tag(), mov_write_wave_tag(), ogg_write_page(), put_au_header(), rv10_write_header(), sox_write_header(), swf_write_header(), swf_write_video(), and wav_write_header().

int url_close_buf ( ByteIOContext s  ) 

return the written or read size

Definition at line 775 of file aviobuf.c.

int url_close_dyn_buf ( ByteIOContext s,
uint8_t **  pbuffer 
)

int url_fclose ( ByteIOContext s  ) 

int url_fdopen ( ByteIOContext **  s,
URLContext h 
)

Creates and initializes a ByteIOContext for accessing the resource referenced by the URLContext h.

Note:
When the URLContext h has been opened in read+write mode, the ByteIOContext can be used only for writing.
Parameters:
s Used to return the pointer to the created ByteIOContext. In case of failure the pointed to value is set to NULL.
Returns:
0 in case of success, a negative value corresponding to an AVERROR code in case of failure

Definition at line 547 of file aviobuf.c.

Referenced by rtsp_rtp_mux_open(), and url_fopen().

int url_feof ( ByteIOContext s  ) 

int url_ferror ( ByteIOContext s  ) 

int url_fget_max_packet_size ( ByteIOContext s  ) 

Return the maximum packet size associated to packetized buffered file handle.

If the file is not packetized (stream like http or file on disk), then 0 is returned.

Parameters:
s buffered file handle
Returns:
maximum packet size in bytes

Definition at line 725 of file aviobuf.c.

Referenced by rtp_write_header().

int url_fgetc ( ByteIOContext s  ) 

Note:
return URL_EOF (-1) if EOF

Definition at line 375 of file aviobuf.c.

Referenced by mpegts_resync(), ogg_read_page(), and url_fgets().

char* url_fgets ( ByteIOContext s,
char *  buf,
int  buf_size 
)

Note:
unlike fgets, the EOL character is not returned and a whole line is parsed. return NULL if first char read was EOF

Definition at line 704 of file aviobuf.c.

URLContext* url_fileno ( ByteIOContext s  ) 

Definition at line 684 of file aviobuf.c.

int url_fopen ( ByteIOContext **  s,
const char *  url,
int  flags 
)

Creates and initializes a ByteIOContext for accessing the resource indicated by url.

Note:
When the resource indicated by url has been opened in read+write mode, the ByteIOContext can be used only for writing.
Parameters:
s Used to return the pointer to the created ByteIOContext. In case of failure the pointed to value is set to NULL.
flags flags which control how the resource indicated by url is to be opened
Returns:
0 in case of success, a negative value corresponding to an AVERROR code in case of failure

Definition at line 659 of file aviobuf.c.

Referenced by av_open_input_file(), build_feed_streams(), img_read_packet(), img_write_packet(), main(), mov_open_dref(), and opt_output_file().

int url_fprintf ( ByteIOContext s,
const char *  fmt,
  ... 
)

int64_t url_fseek ( ByteIOContext s,
int64_t  offset,
int  whence 
)

fseek() equivalent for ByteIOContext.

Returns:
new position or AVERROR.

Definition at line 129 of file aviobuf.c.

Referenced by adjust_write_index(), aiff_read_header(), aiff_write_trailer(), ape_read_header(), ape_read_packet(), asf_build_simple_index(), asf_read_header(), asf_read_pts(), asf_read_seek(), asf_write_header1(), asf_write_trailer(), au_read_header(), au_write_trailer(), av_estimate_timings_from_pts(), av_seek(), av_seek_frame_binary(), av_seek_frame_byte(), av_seek_frame_generic(), avi_load_index(), avi_read_header(), avi_read_packet(), avi_read_seek(), avi_write_counters(), avi_write_ix(), avi_write_trailer(), bfi_read_header(), dv_read_header(), dv_read_seek(), dxa_read_header(), dxa_read_packet(), ea_read_packet(), ebml_parse_elem(), end_ebml_master(), end_header(), end_tag_be(), ff_ape_parse_tag(), ff_asf_get_packet(), ff_end_tag(), ff_gen_syncpoint_search(), ff_id3v1_read(), ff_id3v2_parse(), ff_id3v2_read(), ff_restore_parser_state(), ffm_read_data(), ffm_seek1(), film_read_packet(), find_and_decode_index(), find_any_startcode(), find_tag(), flac_read_header(), flac_write_trailer(), flic_read_header(), flic_read_packet(), flv_read_header(), flv_read_packet(), flv_write_header(), flv_write_trailer(), fourxm_read_header(), fourxm_read_packet(), get_aiff_header(), guess_ni_flag(), gxf_read_timestamp(), gxf_resync_media(), gxf_seek(), gxf_write_trailer(), gxf_write_umf_media_description(), idcin_read_packet(), iff_read_header(), ipmovie_read_header(), load_ipmovie_packet(), matroska_execute_seekhead(), matroska_read_seek(), mkv_write_seekhead(), mkv_write_trailer(), mmf_read_header(), mmf_write_trailer(), mov_read_dref(), mov_read_meta(), mov_write_stsc_tag(), mov_write_stss_tag(), mov_write_trailer(), mp3_parse_vbr_tags(), mp3_read_header(), mp3_write_header(), mpc8_handle_chunk(), mpc8_parse_seektable(), mpc8_read_seek(), mpc_read_header(), mpc_read_packet(), mpegps_read_dts(), mpegps_read_packet(), mpegps_read_pes_header(), mpegts_get_pcr(), mpegts_raw_read_packet(), mpegts_read_header(), mpegts_resync(), mtv_read_header(), mxf_read_header(), mxf_read_local_tags(), mxf_read_seek(), mxf_write_footer(), mxf_write_partition(), nsv_parse_NSVf_header(), nsv_read_seek(), nut_read_header(), nut_read_packet(), ogg_get_length(), ogg_read_timestamp(), ogg_restore(), ogg_update_checksum(), oma_read_header(), pcm_read_seek(), process_ea_header(), process_ipmovie_chunk(), put_swf_end_tag(), pva_read_timestamp(), r3d_read_header(), r3d_seek(), rdt_load_mdpr(), read_braindead_odml_indx(), read_frame(), read_header(), read_packet(), read_seek(), rl2_read_packet(), rm_read_dts(), rm_read_header(), rm_read_index(), rm_write_trailer(), roq_read_packet(), rpl_read_header(), rpl_read_packet(), seq_fill_buffer(), seq_init_frame_buffers(), seq_parse_frame_data(), seq_read_packet(), skip_reserved(), smacker_read_packet(), sox_write_trailer(), str_read_header(), swf_write_trailer(), thp_read_header(), thp_read_packet(), tmv_read_seek(), tta_read_header(), tta_read_seek(), updatePacketSize(), updateSize(), url_fskip(), url_ftell(), vc1test_write_trailer(), vid_read_header(), vid_read_packet(), vmd_read_header(), vmd_read_packet(), vqf_read_seek(), wav_write_trailer(), wc3_read_header(), wc3_read_packet(), wsvqa_read_header(), wsvqa_read_packet(), wv_read_block_header(), wv_read_header(), wv_read_seek(), yop_read_header(), and yop_read_seek().

int64_t url_fsize ( ByteIOContext s  ) 

void url_fskip ( ByteIOContext s,
int64_t  offset 
)

Skip given number of bytes forward.

Parameters:
offset number of bytes

Definition at line 182 of file aviobuf.c.

Referenced by aea_read_header(), aiff_read_header(), amf_get_string(), amf_parse_object(), ape_read_header(), asf_read_frame_header(), asf_read_header(), asfrtp_parse_packet(), avi_read_header(), avi_write_ix(), avi_write_trailer(), avs_read_header(), avs_read_packet(), bfi_read_header(), cdata_read_header(), decode_frame(), dxa_read_header(), ea_read_packet(), ff_asf_parse_packet(), ff_get_wav_header(), ff_id3v2_parse(), ff_rm_read_mdpr_codecdata(), find_guid(), flv_read_header(), flv_read_packet(), get_codec_data(), get_dts(), get_meta(), get_str16_nolen(), get_tag(), gxf_header(), gxf_material_tags(), gxf_packet(), gxf_read_index(), gxf_track_tags(), iff_read_header(), ingenient_read_packet(), lmlm4_read_packet(), matroska_read_header(), mov_read_default(), mov_read_dref(), mov_read_mvhd(), mov_read_strf(), mov_read_stsd(), mov_read_wave(), mov_read_wide(), mpc8_handle_chunk(), mpc8_read_header(), mpc_read_header(), mpegps_psm_parse(), mpegps_read_dts(), mpegps_read_packet(), mpegps_read_pes_header(), msnwc_tcp_read_packet(), mtv_read_header(), mtv_read_packet(), mxf_decrypt_triplet(), mxf_read_content_storage(), mxf_read_generic_descriptor(), mxf_read_header(), mxf_read_material_package(), mxf_read_packet(), mxf_read_sequence(), mxf_read_source_clip(), mxf_read_source_package(), nc_read_packet(), nsv_read_chunk(), nuv_header(), nuv_packet(), process_audio_header_eacs(), process_ea_header(), process_video_header_mdec(), process_video_header_vp6(), qcp_read_header(), qcp_read_packet(), r3d_read_packet(), r3d_read_red1(), r3d_read_reos(), rdt_load_mdpr(), read_header(), read_kuki_chunk(), read_packet(), read_part_of_packet(), rl2_read_header(), rm_read_audio_stream_info(), rm_read_dts(), rm_read_header(), rm_read_index(), siff_parse_soun(), siff_parse_vbv1(), siff_read_header(), sox_read_header(), swf_read_header(), swf_read_packet(), sync(), tmv_read_packet(), tta_read_header(), txd_read_packet(), vc1t_read_header(), voc_get_packet(), voc_read_header(), vqf_read_header(), w64_read_header(), wav_read_header(), wv_read_block_header(), xa_read_header(), yop_read_header(), and yop_read_packet().

int64_t url_ftell ( ByteIOContext s  ) 

ftell() equivalent for ByteIOContext.

Returns:
position or AVERROR.

Definition at line 187 of file aviobuf.c.

Referenced by adjust_write_index(), aiff_read_header(), aiff_read_packet(), aiff_write_header(), aiff_write_trailer(), amf_parse_object(), amr_read_packet(), asf_build_simple_index(), asf_read_header(), asf_write_header1(), asf_write_trailer(), asfrtp_parse_packet(), au_write_trailer(), av_find_stream_info(), av_get_packet(), av_open_input_stream(), av_transcode(), avi_load_index(), avi_read_header(), avi_read_info(), avi_write_counters(), avi_write_header(), avi_write_ix(), avi_write_packet(), avi_write_trailer(), avs_read_audio_packet(), decode_frame(), decode_frame_header(), decode_info_header(), decode_main_header(), decode_stream_header(), decode_syncpoint(), dv_read_header(), dxa_read_header(), dxa_read_packet(), ebml_level_end(), ebml_parse_elem(), ebml_read_binary(), ebml_read_master(), ebml_read_num(), end_ebml_master(), end_header(), end_tag_be(), event_loop(), ff_asf_get_packet(), ff_asf_parse_packet(), ff_end_tag(), ff_id3v2_parse(), ff_raw_read_partial_packet(), ff_rm_read_mdpr_codecdata(), ff_start_tag(), ff_store_parser_state(), ff_wms_parse_sdp_a_line(), ffm_is_avail_data(), ffm_read_data(), ffm_read_header(), ffm_read_packet(), ffm_write_header(), film_read_packet(), find_and_decode_index(), find_startcode(), flac_write_trailer(), flic_read_packet(), flush_packet(), flv_read_packet(), flv_write_header(), flv_write_trailer(), fourxm_read_packet(), get_riff(), guess_ni_flag(), gxf_read_timestamp(), gxf_resync_media(), gxf_write_eos_packet(), gxf_write_flt_packet(), gxf_write_map_packet(), gxf_write_material_data_section(), gxf_write_packet(), gxf_write_track_description(), gxf_write_track_description_section(), gxf_write_trailer(), gxf_write_umf_media_description(), gxf_write_umf_packet(), gxf_write_umf_track_description(), handle_packet(), ingenient_read_packet(), ipmovie_read_header(), iss_read_header(), iss_read_packet(), klv_read_packet(), matroska_execute_seekhead(), matroska_parse_cluster(), mkv_start_seekhead(), mkv_write_ass_blocks(), mkv_write_block(), mkv_write_chapters(), mkv_write_cues(), mkv_write_header(), mkv_write_packet(), mkv_write_seekhead(), mkv_write_tracks(), mkv_write_trailer(), mmf_write_header(), mmf_write_trailer(), mov_read_default(), mov_read_dref(), mov_read_header(), mov_read_moof(), mov_read_packet(), mov_read_stsd(), mov_write_3gp_udta_tag(), mov_write_audio_tag(), mov_write_avcc_tag(), mov_write_dinf_tag(), mov_write_esds_tag(), mov_write_ftyp_tag(), mov_write_hdlr_tag(), mov_write_ilst_tag(), mov_write_mdat_tag(), mov_write_mdia_tag(), mov_write_meta_tag(), mov_write_minf_tag(), mov_write_moov_tag(), mov_write_packet(), mov_write_stbl_tag(), mov_write_stco_tag(), mov_write_string_tag(), mov_write_stsc_tag(), mov_write_stsd_tag(), mov_write_stss_tag(), mov_write_stsz_tag(), mov_write_subtitle_tag(), mov_write_trailer(), mov_write_trak_tag(), mov_write_uuidusmt_tag(), mov_write_video_tag(), mov_write_wave_tag(), mp3_read_header(), mp3_write_header(), mpc8_get_chunk_header(), mpc8_handle_chunk(), mpc8_read_header(), mpc8_read_packet(), mpc_read_header(), mpc_read_packet(), mpegps_read_pes_header(), mpegts_raw_read_packet(), mpegts_read_header(), mpegts_read_packet(), mtv_read_packet(), mxf_decrypt_triplet(), mxf_read_local_tags(), mxf_write_d10_video_packet(), mxf_write_footer(), mxf_write_klv_fill(), mxf_write_partition(), mxf_write_random_index_pack(), nsv_parse_NSVf_header(), nsv_resync(), nut_read_header(), nut_read_packet(), nuv_packet(), ogg_read_page(), ogg_read_timestamp(), ogg_save(), ogg_update_checksum(), ogg_write_page(), print_report(), process_ea_header(), process_ipmovie_chunk(), put_ebml_void(), put_header(), put_payload_parsing_info(), put_swf_end_tag(), put_swf_tag(), pva_read_timestamp(), qcp_read_packet(), r3d_read_header(), r3d_read_reda(), r3d_read_redv(), rdt_parse_packet(), read_atom(), read_braindead_odml_indx(), read_frame(), read_header(), read_kuki_chunk(), read_packet(), read_pakt_chunk(), read_part_of_packet(), read_seek(), rm_assemble_video_frame(), rm_read_audio_stream_info(), rm_read_header(), rm_read_index(), rm_read_packet(), roq_read_packet(), skip_reserved(), smacker_read_header(), smacker_read_packet(), sox_write_trailer(), start_ebml_master(), str_read_packet(), swf_read_packet(), swf_write_header(), swf_write_trailer(), swf_write_video(), sync(), tta_read_header(), updatePacketSize(), updateSize(), vmd_read_packet(), voc_get_packet(), vqf_read_packet(), w64_read_header(), wav_read_header(), wav_read_packet(), wav_write_trailer(), write_packet(), wv_read_block_header(), wv_read_header(), wv_read_seek(), and yop_read_packet().

int url_open_buf ( ByteIOContext **  s,
uint8_t *  buf,
int  buf_size,
int  flags 
)

Definition at line 761 of file aviobuf.c.

Referenced by http_receive_data().

int url_open_dyn_buf ( ByteIOContext **  s  ) 

static int url_open_dyn_buf_internal ( ByteIOContext **  s,
int  max_packet_size 
) [static]

Definition at line 849 of file aviobuf.c.

Referenced by url_open_dyn_buf(), and url_open_dyn_packet_buf().

int url_open_dyn_packet_buf ( ByteIOContext **  s,
int  max_packet_size 
)

Open a write only packetized memory stream with a maximum packet size of 'max_packet_size'.

The stream is stored in a memory buffer with a big endian 4 byte header giving the packet size in bytes.

Parameters:
s new IO context
max_packet_size maximum packet size (must be > 0)
Returns:
zero if no error.

Definition at line 884 of file aviobuf.c.

Referenced by http_prepare_data(), rtp_new_av_stream(), rtsp_rtp_mux_open(), and tcp_write_packet().

int url_resetbuf ( ByteIOContext s,
int  flags 
)

Reset the buffer for reading or writing.

Note:
Will drop any data currently in the buffer without transmitting it.
Parameters:
flags URL_RDONLY to set up the buffer for reading, or URL_WRONLY to set up the buffer for writing.

Definition at line 600 of file aviobuf.c.

Referenced by init_put_byte(), and url_setbufsize().

int url_setbufsize ( ByteIOContext s,
int  buf_size 
)

Warning:
must be called before any I/O

Definition at line 584 of file aviobuf.c.

Referenced by av_open_input_file(), and fill_buffer().


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