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 GXFStreamContext GXFStreamContext

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

Definition at line 170 of file gxfenc.c.

Referenced by gxf_write_eos_packet(), gxf_write_flt_packet(), gxf_write_map_packet(), gxf_write_packet(), and gxf_write_umf_packet().

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

Definition at line 142 of file gxfenc.c.

Referenced by gxf_write_eos_packet(), gxf_write_flt_packet(), gxf_write_map_packet(), gxf_write_packet(), and gxf_write_umf_packet().

static int64_t updateSize ( AVIOContext *  pb, int64_t  pos  )

static

Definition at line 159 of file gxfenc.c.

Referenced by gxf_write_material_data_section(), gxf_write_track_description(), and gxf_write_track_description_section().

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,
    .write_header      = gxf_write_header,
    .write_packet      = gxf_write_packet,
    .write_trailer     = gxf_write_trailer,
    .interleave_packet = gxf_interleave_packet,
}

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 AVCodecTag gxf_media_types[]

static

Initial value:

= {
    { AV_CODEC_ID_MJPEG     ,   3 }, 
    { AV_CODEC_ID_MJPEG     ,   4 }, 
    { AV_CODEC_ID_PCM_S24LE ,   9 },
    { AV_CODEC_ID_PCM_S16LE ,  10 },
    { AV_CODEC_ID_MPEG2VIDEO,  11 }, 
    { AV_CODEC_ID_MPEG2VIDEO,  12 }, 
    { AV_CODEC_ID_DVVIDEO   ,  13 }, 
    { AV_CODEC_ID_DVVIDEO   ,  14 }, 
    { AV_CODEC_ID_DVVIDEO   ,  15 }, 
    { AV_CODEC_ID_DVVIDEO   ,  16 }, 
    { AV_CODEC_ID_AC3       ,  17 },
    
    { AV_CODEC_ID_MPEG2VIDEO,  20 }, 
    { AV_CODEC_ID_MPEG1VIDEO,  22 }, 
    { AV_CODEC_ID_MPEG1VIDEO,  23 }, 
    { AV_CODEC_ID_NONE,         0 },
}

Definition at line 99 of file gxfenc.c.

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().