#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"

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."

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_dv_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, AVStream *st)

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 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().

#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().

Function Documentation

static int gxf_find_lines_index ( AVStream * st )

static

Definition at line 121 of file gxfenc.c.

Referenced by gxf_write_header().

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 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().

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 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_dv_auxiliary	(	AVIOContext *	pb,
		AVStream *	st
	)

static

Definition at line 220 of file gxfenc.c.

Referenced by gxf_write_track_description().

static int gxf_write_timecode_auxiliary	(	AVIOContext *	pb,
		GXFContext *	gxf
	)

static

Definition at line 233 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 247 of file gxfenc.c.

Referenced by gxf_write_track_description_section().

static int gxf_write_material_data_section ( AVFormatContext * s )

static

Definition at line 308 of file gxfenc.c.

Referenced by gxf_write_map_packet().

static int gxf_write_track_description_section ( AVFormatContext * s )

static

Definition at line 359 of file gxfenc.c.

Referenced by gxf_write_map_packet().

static int gxf_write_map_packet	(	AVFormatContext *	s,
		int	rewrite
	)

static

Definition at line 376 of file gxfenc.c.

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

static int gxf_write_flt_packet ( AVFormatContext * s )

static

Definition at line 408 of file gxfenc.c.

Referenced by gxf_write_header(), and gxf_write_trailer().

static int gxf_write_umf_material_description ( AVFormatContext * s )

static

Definition at line 433 of file gxfenc.c.

Referenced by gxf_write_umf_packet().

static int gxf_write_umf_payload ( AVFormatContext * s )

static

Definition at line 479 of file gxfenc.c.

Referenced by gxf_write_umf_packet().

static int gxf_write_umf_track_description ( AVFormatContext * s )

static

Definition at line 499 of file gxfenc.c.

Referenced by gxf_write_umf_packet().

static int gxf_write_umf_media_mpeg	(	AVIOContext *	pb,
		AVStream *	st
	)

static

Definition at line 519 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 542 of file gxfenc.c.

Referenced by gxf_write_umf_media_description().

static int gxf_write_umf_media_dv	(	AVIOContext *	pb,
		GXFStreamContext *	sc,
		AVStream *	st
	)

static

Definition at line 555 of file gxfenc.c.

Referenced by gxf_write_umf_media_description().

static int gxf_write_umf_media_audio	(	AVIOContext *	pb,
		GXFStreamContext *	sc
	)

static

Definition at line 572 of file gxfenc.c.

Referenced by gxf_write_umf_media_description().

static int gxf_write_umf_media_description ( AVFormatContext * s )

static

Definition at line 583 of file gxfenc.c.

Referenced by gxf_write_umf_packet().

static int gxf_write_umf_packet ( AVFormatContext * s )

static

Definition at line 645 of file gxfenc.c.

Referenced by gxf_write_header(), and gxf_write_trailer().

static void gxf_init_timecode_track	(	GXFStreamContext *	sc,
		GXFStreamContext *	vsc
	)

static

Definition at line 668 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 683 of file gxfenc.c.

Referenced by gxf_write_header().

static int gxf_write_header ( AVFormatContext * s )

static

Definition at line 702 of file gxfenc.c.

static int gxf_write_eos_packet ( AVIOContext * pb )

static

Definition at line 841 of file gxfenc.c.

Referenced by gxf_write_trailer().

static int gxf_write_trailer ( AVFormatContext * s )

static

Definition at line 849 of file gxfenc.c.

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

static

Definition at line 884 of file gxfenc.c.

Referenced by gxf_write_media_preamble().

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

static

Definition at line 896 of file gxfenc.c.

Referenced by gxf_write_packet().

static int gxf_write_packet	(	AVFormatContext *	s,
		AVPacket *	pkt
	)

static

Definition at line 943 of file gxfenc.c.

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

static

Definition at line 990 of file gxfenc.c.

Referenced by gxf_interleave_packet().

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

static

Definition at line 1012 of file gxfenc.c.

Variable Documentation

int height

Definition at line 89 of file gxfenc.c.

int index

Definition at line 89 of file gxfenc.c.

Referenced by acb_search(), add_index_entry(), add_tone(), adpcm_decode_frame(), aix_read_packet(), alac_linear_predictor(), alloc_table(), analyze_sample_buffer(), ape_read_seek(), apply_dependent_coupling(), apply_dependent_coupling_fixed(), apply_independent_coupling(), apply_independent_coupling_fixed(), asf_read_seek(), asv1_encode_block(), asv1_put_level(), asv2_encode_block(), asv2_put_level(), av_get_standard_channel_layout(), av_parser_parse2(), av_resample(), av_shr_i(), avf_read_header(), avfilter_graph_parse2(), avfilter_graph_parse_ptr(), avformat_match_stream_specifier(), avi_read_idx1(), avi_read_packet(), avi_read_seek(), avs_array_elt(), build_basis(), build_canonical_huff(), build_def_list(), build_frame_code(), build_table(), build_vlc(), callback(), categorize(), cdxl_decode_ham6(), cdxl_decode_ham8(), check_4block_inter(), check_block(), codec2subblock(), comp_block(), comp_interp_index(), compute_scale_factors(), copy_restart_frame_params(), copy_TMPL(), cqueue_peek(), decode(), decode_bgr_1(), decode_cabac_luma_residual(), decode_cabac_residual_internal(), decode_fixed_sparse(), decode_frame(), decode_gain_info(), decode_i2_frame(), decode_init(), decode_luma_residual(), decode_mb_mode(), decode_p_block(), decode_plane_bitstream(), decode_q_branch(), decode_vectors(), detect_peak(), direct_search(), dnxhd_encode_init(), dnxhd_init_vlc(), draw_glyph(), dss_sp_unpack_coeffs(), dv_decode_ac(), encode_dc(), encode_q_branch(), encode_q_branch2(), estimate_pitch(), execute_code(), fcb_search(), ff_add_index_entry(), ff_dca_seek_bits(), ff_dct_unquantize_h263_inter_msa(), ff_dct_unquantize_h263_intra_msa(), ff_ebur128_loudness_range_multiple(), ff_fft_lut_init(), ff_gmc_c(), ff_h261_reorder_mb_index(), ff_h264_build_ref_list(), 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_init_ff_sine_windows(), ff_init_filters(), ff_mediacodec_dec_decode(), ff_mjpeg_decode_dht(), ff_mjpeg_decode_dqt(), ff_mjpeg_decode_frame(), ff_mjpeg_decode_sos(), ff_mlp_rematrix_channel(), ff_mov_init_hinting(), ff_mpeg1_encode_init(), ff_seek_frame_binary(), ff_srtp_decrypt(), ff_srtp_encrypt(), ff_vaapi_decode_make_slice_buffer(), fill_slice_long(), filter(), finish_file(), flac_seek(), gather_data_for_cel(), gen_fcb_excitation(), get(), get_bits1(), get_block_bits(), get_block_rate(), get_dc(), get_mvdata_interlaced(), get_rl_index(), get_sample_rate(), handle_pac(), hds_flush(), heap_bubble_down(), heap_bubble_up(), hpel_motion_search(), hvcc_array_add_nal_unit(), idct_put(), img_read_seek(), init_pass2(), init_uni_h261_rl_tab(), init_uni_h263_rl_tab(), init_uni_mpeg4_rl_tab(), input_to_sample_buffer(), interpolate_delay(), iterative_me(), ivr_read_packet(), lag_decode_line(), libAVMemInputPin_Receive(), libopenjpeg_copy_to_packed16(), libopenjpeg_copy_to_packed8(), libopenjpeg_copyto16(), libopenjpeg_copyto8(), libopenjpeg_guess_pix_fmt(), lin_calc(), lsp2lpc(), matroska_add_index_entries(), matroska_read_seek(), mediacodec_wrap_hw_buffer(), mlp_encode_frame(), mlp_encode_init(), mov_create_timecode_track(), mov_fix_index(), mov_get_stsc_samples(), mov_read_close(), mov_read_sidx(), mov_read_tfhd(), mov_read_udta_string(), mov_seek_auxiliary_info(), mov_seek_fragment(), mov_switch_root(), 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_filter_param(), open_output_file(), output_client_manifest(), paf_video_decode(), parse_aux_data(), parse_coding_header(), parse_dmix_coeffs(), parse_forced_key_frames(), parse_subframe_audio(), probe(), process_block(), qpel_motion_search(), qtkit_read_header(), quant_array_idx(), quantize(), read_packet(), read_seek(), read_tfra(), resample(), resample_common_TMPL(), resample_cubic(), resample_linear(), resample_linear_TMPL(), resample_nearest(), resample_one(), rl2_read_seek(), rpza_decode_stream(), rtsp_send_reply(), sad_hpel_motion_search(), scalar_dequant_float(), scan_mmco_reset(), seek_frame_generic(), set(), set_best_codebook(), set_blocks(), set_major_params(), shall_we_drop(), silk_decode_frame(), silk_decode_lpc(), silk_lsf2lpc(), small_diamond_search(), store_table(), svq3_decode_block(), svq3_decode_mb(), synthfilt_build_sb_samples(), tak_parse(), true_peak_limiter(), truemotion1_decode_16bit(), truemotion1_decode_24bit(), tta_read_seek(), unlayer_stream(), unpack_parse_unit(), update_palette_index(), value_string(), vc1_decode_ac_coeff(), vc1_decode_b_mb(), vc1_decode_p_mb(), voc_read_seek(), vqa_decode_chunk(), webm_clusters_start_with_keyframe(), webp_get_vlc(), wma_decode_block(), write_abst(), write_manifest(), xan_wc3_output_pixel_run(), and xpm_decode_frame().

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 666 of file gxfenc.c.

Referenced by gxf_write_header().

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 1020 of file gxfenc.c.

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

Function Documentation

Variable Documentation