#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"

Data Structures
struct	GXFTimecode

struct	GXFStreamContext

struct	GXFContext

Macros
#define	GXF_SAMPLES_PER_FRAME 32768

#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 void	gxf_deinit (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, const AVPacket next, const 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 []

AVOutputFormat	ff_gxf_muxer

Macro Definition Documentation

#define GXF_SAMPLES_PER_FRAME 32768

Definition at line 31 of file gxfenc.c.

Referenced by gxf_interleave_packet(), and gxf_write_header().

#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 666 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 681 of file gxfenc.c.

Referenced by gxf_write_header().

static int gxf_write_header ( AVFormatContext * s )

static

Definition at line 700 of file gxfenc.c.

static int gxf_write_eos_packet ( AVIOContext * pb )

static

Definition at line 838 of file gxfenc.c.

Referenced by gxf_write_trailer().

static int gxf_write_trailer ( AVFormatContext * s )

static

Definition at line 846 of file gxfenc.c.

static void gxf_deinit ( AVFormatContext * s )

static

Definition at line 874 of file gxfenc.c.

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

static

Definition at line 882 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 894 of file gxfenc.c.

Referenced by gxf_write_packet().

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

static

Definition at line 941 of file gxfenc.c.

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

static

Definition at line 988 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 1011 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.

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.

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,
    .deinit            = gxf_deinit,
    .interleave_packet = gxf_interleave_packet,
}

Definition at line 1028 of file gxfenc.c.

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

Function Documentation

Variable Documentation