gxfenc.c File Reference
#include "libavutil/avassert.h"
#include "libavutil/intfloat.h"
#include "libavutil/opt.h"
#include "libavutil/mathematics.h"
#include "libavutil/timecode.h"
#include "avformat.h"
#include "internal.h"
#include "gxf.h"
#include "audiointerleave.h"
Include dependency graph for gxfenc.c:

Go to the source code of this file.

Data Structures

struct  GXFTimecode
 
struct  GXFStreamContext
 
struct  GXFContext
 

Macros

#define GXF_AUDIO_PACKET_SIZE   65536
 
#define GXF_TIMECODE(c, d, h, m, s, f)   ((c) << 30 | (d) << 29 | (h) << 24 | (m) << 16 | (s) << 8 | (f))
 
#define SERVER_PATH   "EXT:/PDR/default/"
 
#define ES_NAME_PATTERN   "EXT:/PDR/default/ES."
 

Typedefs

typedef struct GXFTimecode GXFTimecode
 
typedef struct GXFStreamContext GXFStreamContext
 
typedef struct GXFContext GXFContext
 

Functions

static int gxf_find_lines_index (AVStream *st)
 
static void gxf_write_padding (AVIOContext *pb, int64_t to_pad)
 
static int64_t updatePacketSize (AVIOContext *pb, int64_t pos)
 
static int64_t updateSize (AVIOContext *pb, int64_t pos)
 
static void gxf_write_packet_header (AVIOContext *pb, GXFPktType type)
 
static int gxf_write_mpeg_auxiliary (AVIOContext *pb, AVStream *st)
 
static int gxf_write_timecode_auxiliary (AVIOContext *pb, GXFContext *gxf)
 
static int gxf_write_track_description (AVFormatContext *s, GXFStreamContext *sc, int index)
 
static int gxf_write_material_data_section (AVFormatContext *s)
 
static int gxf_write_track_description_section (AVFormatContext *s)
 
static int gxf_write_map_packet (AVFormatContext *s, int rewrite)
 
static int gxf_write_flt_packet (AVFormatContext *s)
 
static int gxf_write_umf_material_description (AVFormatContext *s)
 
static int gxf_write_umf_payload (AVFormatContext *s)
 
static int gxf_write_umf_track_description (AVFormatContext *s)
 
static int gxf_write_umf_media_mpeg (AVIOContext *pb, AVStream *st)
 
static int gxf_write_umf_media_timecode (AVIOContext *pb, int drop)
 
static int gxf_write_umf_media_dv (AVIOContext *pb, GXFStreamContext *sc)
 
static int gxf_write_umf_media_audio (AVIOContext *pb, GXFStreamContext *sc)
 
static int gxf_write_umf_media_description (AVFormatContext *s)
 
static int gxf_write_umf_packet (AVFormatContext *s)
 
static void gxf_init_timecode_track (GXFStreamContext *sc, GXFStreamContext *vsc)
 
static int gxf_init_timecode (AVFormatContext *s, GXFTimecode *tc, const char *tcstr, int fields)
 
static int gxf_write_header (AVFormatContext *s)
 
static int gxf_write_eos_packet (AVIOContext *pb)
 
static int gxf_write_trailer (AVFormatContext *s)
 
static int gxf_parse_mpeg_frame (GXFStreamContext *sc, const uint8_t *buf, int size)
 
static int gxf_write_media_preamble (AVFormatContext *s, AVPacket *pkt, int size)
 
static int gxf_write_packet (AVFormatContext *s, AVPacket *pkt)
 
static int gxf_compare_field_nb (AVFormatContext *s, AVPacket *next, AVPacket *cur)
 
static int gxf_interleave_packet (AVFormatContext *s, AVPacket *out, AVPacket *pkt, int flush)
 

Variables

struct {
   int   height
 
   int   index
 
gxf_lines_tab []
 
static const AVCodecTag gxf_media_types []
 
static const int GXF_samples_per_frame [] = { 32768, 0 }
 
AVOutputFormat ff_gxf_muxer
 

Macro Definition Documentation

#define ES_NAME_PATTERN   "EXT:/PDR/default/ES."

Definition at line 119 of file gxfenc.c.

Referenced by gxf_write_track_description(), and gxf_write_umf_media_description().

#define GXF_AUDIO_PACKET_SIZE   65536

Definition at line 32 of file gxfenc.c.

Referenced by gxf_write_packet().

#define GXF_TIMECODE (   c,
  d,
  h,
  m,
  s,
  f 
)    ((c) << 30 | (d) << 29 | (h) << 24 | (m) << 16 | (s) << 8 | (f))

Definition at line 34 of file gxfenc.c.

Referenced by gxf_write_timecode_auxiliary(), and gxf_write_umf_material_description().

#define SERVER_PATH   "EXT:/PDR/default/"

Definition at line 118 of file gxfenc.c.

Referenced by gxf_write_material_data_section().

Typedef Documentation

typedef struct GXFContext GXFContext
typedef struct GXFTimecode GXFTimecode

Function Documentation

static int gxf_compare_field_nb ( AVFormatContext s,
AVPacket next,
AVPacket cur 
)
static

Definition at line 956 of file gxfenc.c.

Referenced by gxf_interleave_packet().

static int gxf_find_lines_index ( AVStream st)
static

Definition at line 121 of file gxfenc.c.

Referenced by gxf_write_header().

static int gxf_init_timecode ( AVFormatContext s,
GXFTimecode tc,
const char *  tcstr,
int  fields 
)
static

Definition at line 658 of file gxfenc.c.

Referenced by gxf_write_header().

static void gxf_init_timecode_track ( GXFStreamContext sc,
GXFStreamContext vsc 
)
static

Definition at line 643 of file gxfenc.c.

Referenced by gxf_write_header().

static int gxf_interleave_packet ( AVFormatContext s,
AVPacket out,
AVPacket pkt,
int  flush 
)
static

Definition at line 978 of file gxfenc.c.

static int gxf_parse_mpeg_frame ( GXFStreamContext sc,
const uint8_t buf,
int  size 
)
static

Definition at line 854 of file gxfenc.c.

Referenced by gxf_write_media_preamble().

static int gxf_write_eos_packet ( AVIOContext pb)
static

Definition at line 814 of file gxfenc.c.

Referenced by gxf_write_trailer().

static int gxf_write_flt_packet ( AVFormatContext s)
static

Definition at line 388 of file gxfenc.c.

Referenced by gxf_write_header(), and gxf_write_trailer().

static int gxf_write_header ( AVFormatContext s)
static

Definition at line 677 of file gxfenc.c.

static int gxf_write_map_packet ( AVFormatContext s,
int  rewrite 
)
static

Definition at line 357 of file gxfenc.c.

Referenced by gxf_write_header(), gxf_write_packet(), and gxf_write_trailer().

static int gxf_write_material_data_section ( AVFormatContext s)
static

Definition at line 289 of file gxfenc.c.

Referenced by gxf_write_map_packet().

static int gxf_write_media_preamble ( AVFormatContext s,
AVPacket pkt,
int  size 
)
static

Definition at line 866 of file gxfenc.c.

Referenced by gxf_write_packet().

static int gxf_write_mpeg_auxiliary ( AVIOContext pb,
AVStream st 
)
static

Definition at line 181 of file gxfenc.c.

Referenced by gxf_write_track_description().

static int gxf_write_packet ( AVFormatContext s,
AVPacket pkt 
)
static

Definition at line 913 of file gxfenc.c.

static void gxf_write_packet_header ( AVIOContext pb,
GXFPktType  type 
)
static
static void gxf_write_padding ( AVIOContext pb,
int64_t  to_pad 
)
static

Definition at line 135 of file gxfenc.c.

Referenced by gxf_write_packet(), and updatePacketSize().

static int gxf_write_timecode_auxiliary ( AVIOContext pb,
GXFContext gxf 
)
static

Definition at line 220 of file gxfenc.c.

Referenced by gxf_write_track_description().

static int gxf_write_track_description ( AVFormatContext s,
GXFStreamContext sc,
int  index 
)
static

Definition at line 232 of file gxfenc.c.

Referenced by gxf_write_track_description_section().

static int gxf_write_track_description_section ( AVFormatContext s)
static

Definition at line 340 of file gxfenc.c.

Referenced by gxf_write_map_packet().

static int gxf_write_trailer ( AVFormatContext s)
static

Definition at line 822 of file gxfenc.c.

static int gxf_write_umf_material_description ( AVFormatContext s)
static

Definition at line 413 of file gxfenc.c.

Referenced by gxf_write_umf_packet().

static int gxf_write_umf_media_audio ( AVIOContext pb,
GXFStreamContext sc 
)
static

Definition at line 547 of file gxfenc.c.

Referenced by gxf_write_umf_media_description().

static int gxf_write_umf_media_description ( AVFormatContext s)
static

Definition at line 558 of file gxfenc.c.

Referenced by gxf_write_umf_packet().

static int gxf_write_umf_media_dv ( AVIOContext pb,
GXFStreamContext sc 
)
static

Definition at line 537 of file gxfenc.c.

Referenced by gxf_write_umf_media_description().

static int gxf_write_umf_media_mpeg ( AVIOContext pb,
AVStream st 
)
static

Definition at line 501 of file gxfenc.c.

Referenced by gxf_write_umf_media_description().

static int gxf_write_umf_media_timecode ( AVIOContext pb,
int  drop 
)
static

Definition at line 524 of file gxfenc.c.

Referenced by gxf_write_umf_media_description().

static int gxf_write_umf_packet ( AVFormatContext s)
static

Definition at line 620 of file gxfenc.c.

Referenced by gxf_write_header(), and gxf_write_trailer().

static int gxf_write_umf_payload ( AVFormatContext s)
static

Definition at line 461 of file gxfenc.c.

Referenced by gxf_write_umf_packet().

static int gxf_write_umf_track_description ( AVFormatContext s)
static

Definition at line 481 of file gxfenc.c.

Referenced by gxf_write_umf_packet().

static int64_t updatePacketSize ( AVIOContext pb,
int64_t  pos 
)
static
static int64_t updateSize ( AVIOContext pb,
int64_t  pos 
)
static

Variable Documentation

AVOutputFormat ff_gxf_muxer
Initial value:
= {
.name = "gxf",
.long_name = NULL_IF_CONFIG_SMALL("GXF (General eXchange Format)"),
.extensions = "gxf",
.priv_data_size = sizeof(GXFContext),
.audio_codec = AV_CODEC_ID_PCM_S16LE,
.video_codec = AV_CODEC_ID_MPEG2VIDEO,
}
static int gxf_write_header(AVFormatContext *s)
Definition: gxfenc.c:677
static int write_packet(AVFormatContext *s, AVPacket *pkt)
static int interleave_packet(AVFormatContext *s, AVPacket *out, AVPacket *in, int flush)
Interleave an AVPacket correctly so it can be muxed.
Definition: mux.c:715
static int write_trailer(AVFormatContext *s)
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
struct GXFContext GXFContext
static int gxf_interleave_packet(AVFormatContext *s, AVPacket *out, AVPacket *pkt, int flush)
Definition: gxfenc.c:978
preferred ID for MPEG-1/2 video decoding
static int gxf_write_trailer(AVFormatContext *s)
Definition: gxfenc.c:822
static void write_header(FFV1Context *f)
Definition: ffv1enc.c:470
static int gxf_write_packet(AVFormatContext *s, AVPacket *pkt)
Definition: gxfenc.c:913

Definition at line 986 of file gxfenc.c.

const { ... } gxf_lines_tab[]
Initial value:
= {
{ 480, 1 },
{ 512, 1 },
{ 576, 2 },
{ 608, 2 },
{ 1080, 4 },
{ 720, 6 },
}

Referenced by gxf_find_lines_index().

const int GXF_samples_per_frame[] = { 32768, 0 }
static

Definition at line 641 of file gxfenc.c.

Referenced by gxf_write_header().

int height

Definition at line 89 of file gxfenc.c.

int index

Definition at line 89 of file gxfenc.c.

Referenced by aac_encode_init(), adpcm_decode_frame(), alac_linear_predictor(), alloc_table(), allocStuff(), ape_read_seek(), apply_dependent_coupling(), apply_independent_coupling(), asf_read_seek(), asv1_encode_block(), asv1_put_level(), asv2_encode_block(), asv2_put_level(), av_get_standard_channel_layout(), av_parser_parse2(), av_shr_i(), avfilter_graph_parse(), avfilter_graph_parse2(), avformat_match_stream_specifier(), avi_read_idx1(), avi_read_packet(), avi_read_seek(), avs_array_elt(), band_delta_factor(), build_basis(), build_def_list(), build_frame_code(), build_table(), callback(), categorize(), cdxl_decode_ham6(), cdxl_decode_ham8(), check_4block_inter(), check_block(), check_format(), codec2subblock(), comp_block(), comp_interp_index(), compute_scale_factors(), copy(), decode(), decode_cabac_luma_residual(), decode_cabac_residual_internal(), decode_fixed_sparse(), decode_gain_info(), decode_i2_frame(), decode_init(), decode_luma_residual(), decode_p_block(), decode_q_branch(), decode_vectors(), direct_search(), dnxhd_encode_init(), dnxhd_init_vlc(), draw_glyph(), dv_decode_ac(), encode_dc(), encode_q_branch(), encode_q_branch2(), execute_code(), ff_add_index_entry(), ff_fft_lut_init(), ff_gmc_c(), ff_h261_reorder_mb_index(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_decode_ref_pic_list_reordering(), ff_huffyuv_generate_bits_table(), ff_init_ff_cos_tabs(), ff_mjpeg_decode_dht(), ff_mjpeg_decode_dqt(), ff_mjpeg_decode_frame(), ff_mjpeg_decode_sos(), ff_mov_init_hinting(), ff_mpeg1_encode_init(), ff_seek_frame_binary(), ff_srtp_decrypt(), ff_srtp_encrypt(), filter(), finish_file(), gather_data_for_cel(), gen_fcb_excitation(), get(), get_block_bits(), get_block_rate(), get_dc(), get_mvdata_interlaced(), get_rl_index(), get_sample_rate(), heap_bubble_down(), heap_bubble_up(), hpel_motion_search(), idct_put(), init_pass2(), init_uni_h263_rl_tab(), init_uni_mpeg4_rl_tab(), interpolate_delay(), iterative_me(), lag_decode_line(), libAVMemInputPin_Receive(), libopenjpeg_copy_to_packed16(), libopenjpeg_copy_to_packed8(), libopenjpeg_copyto16(), libopenjpeg_copyto8(), libopenjpeg_guess_pix_fmt(), load_font_file(), lsp2lpc(), matroska_add_index_entries(), matroska_read_seek(), mov_create_timecode_track(), mov_write_stsc_tag(), mov_write_stss_tag(), mov_write_tfrf_tag(), mpc8_read_seek(), mpc_read_seek(), mpeg4_encode_block(), mpeg4_get_block_length(), mv_read_packet(), mxf_compute_ptses_fake_index(), mxf_decrypt_triplet(), mxf_edit_unit_absolute_offset(), mxf_read_packet_old(), nsv_read_seek(), nut_write_packet(), open_output_file(), output_client_manifest(), paf_vid_decode(), parse_forced_key_frames(), probe(), process_block(), qpel_motion_search(), quantize(), read_seek(), rematrix_channels(), resample_one(), resampleCubic(), resampleLinear(), rl2_read_seek(), rpza_decode_stream(), rtsp_send_reply(), sad_hpel_motion_search(), scalar_dequant_float(), seek_frame_generic(), set(), set_blocks(), small_diamond_search(), snow_set_blocks(), store_table(), svq3_decode_block(), svq3_decode_mb(), swri_resample(), synthfilt_build_sb_samples(), truemotion1_decode_16bit(), truemotion1_decode_24bit(), tta_read_seek(), update_palette_index(), value_string(), vc1_decode_ac_coeff(), vc1_decode_b_mb(), vc1_decode_p_mb(), vqa_decode_chunk(), wma_decode_block(), write_manifest(), wv_read_seek(), and xan_wc3_output_pixel_run().