nut.c File Reference

#include "libavutil/mathematics.h"
#include "libavutil/tree.h"
#include "nut.h"
#include "riff.h"
#include "internal.h"

Go to the source code of this file.

Functions
void	ff_nut_reset_ts (NUTContext *nut, AVRational time_base, int64_t val)
int64_t	ff_lsb2full (StreamContext *stream, int64_t lsb)
int	ff_nut_sp_pos_cmp (const Syncpoint *a, const Syncpoint *b)
int	ff_nut_sp_pts_cmp (const Syncpoint *a, const Syncpoint *b)
int	ff_nut_add_sp (NUTContext *nut, int64_t pos, int64_t back_ptr, int64_t ts)
static int	enu_free (void *opaque, void *elem)
void	ff_nut_free_sp (NUTContext *nut)

Variables
const AVCodecTag	ff_nut_subtitle_tags []
const AVCodecTag	ff_nut_data_tags []
const AVCodecTag	ff_nut_video_tags []
static const AVCodecTag	nut_audio_extra_tags []
const AVCodecTag	ff_nut_audio_tags []
const AVCodecTag *const	ff_nut_codec_tags []
const Dispositions	ff_nut_dispositions []
const AVMetadataConv	ff_nut_metadata_conv []

Function Documentation

void ff_nut_reset_ts	(	NUTContext *	nut,
		AVRational	time_base,
		int64_t	val
	)

Definition at line 218 of file nut.c.

Referenced by decode_syncpoint(), and nut_write_packet().

int64_t ff_lsb2full	(	StreamContext *	stream,
		int64_t	lsb
	)

Definition at line 229 of file nut.c.

Referenced by decode_frame_header(), and nut_write_packet().

int ff_nut_sp_pos_cmp	(	const Syncpoint *	a,
		const Syncpoint *	b
	)

Definition at line 236 of file nut.c.

Referenced by ff_nut_add_sp(), nut_write_packet(), read_seek(), and write_index().

int ff_nut_sp_pts_cmp	(	const Syncpoint *	a,
		const Syncpoint *	b
	)

Definition at line 241 of file nut.c.

Referenced by read_seek().

int ff_nut_add_sp	(	NUTContext *	nut,
		int64_t	pos,
		int64_t	back_ptr,
		int64_t	ts
	)

Definition at line 246 of file nut.c.

Referenced by decode_syncpoint(), and nut_write_packet().

static int enu_free ( void *  opaque, void *  elem  )

static

Definition at line 271 of file nut.c.

Referenced by ff_nut_free_sp().

void ff_nut_free_sp

(

NUTContext *

nut

)

Definition at line 277 of file nut.c.

Referenced by nut_read_close(), and nut_write_trailer().

Variable Documentation

const AVCodecTag ff_nut_subtitle_tags[]

Initial value:

= {
    { AV_CODEC_ID_TEXT,             MKTAG('U', 'T', 'F', '8') },
    { AV_CODEC_ID_SSA,              MKTAG('S', 'S', 'A',  0 ) },
    { AV_CODEC_ID_DVD_SUBTITLE,     MKTAG('D', 'V', 'D', 'S') },
    { AV_CODEC_ID_DVB_SUBTITLE,     MKTAG('D', 'V', 'B', 'S') },
    { AV_CODEC_ID_DVB_TELETEXT,     MKTAG('D', 'V', 'B', 'T') },
    { AV_CODEC_ID_NONE,             0                         }
}

Definition at line 28 of file nut.c.

Referenced by decode_stream_header().

const AVCodecTag ff_nut_data_tags[]

Initial value:

= {
    { AV_CODEC_ID_TEXT,             MKTAG('U', 'T', 'F', '8') },
    { AV_CODEC_ID_NONE,             0 }
}

Definition at line 37 of file nut.c.

Referenced by decode_stream_header().

const AVCodecTag ff_nut_video_tags[]

Definition at line 42 of file nut.c.

Referenced by decode_stream_header().

const AVCodecTag nut_audio_extra_tags[]

static

Initial value:

= {
    { AV_CODEC_ID_PCM_ALAW,         MKTAG('A', 'L', 'A', 'W') },
    { AV_CODEC_ID_PCM_MULAW,        MKTAG('U', 'L', 'A', 'W') },
    { AV_CODEC_ID_MP3,              MKTAG('M', 'P', '3', ' ') },
    { AV_CODEC_ID_NONE,             0                         }
}

Definition at line 179 of file nut.c.

const AVCodecTag ff_nut_audio_tags[]

Initial value:

= {
    { AV_CODEC_ID_PCM_F32BE,        MKTAG(32 , 'D', 'F', 'P') },
    { AV_CODEC_ID_PCM_F32LE,        MKTAG('P', 'F', 'D', 32 ) },
    { AV_CODEC_ID_PCM_F64BE,        MKTAG(64 , 'D', 'F', 'P') },
    { AV_CODEC_ID_PCM_F64LE,        MKTAG('P', 'F', 'D', 64 ) },
    { AV_CODEC_ID_PCM_S16BE,        MKTAG(16 , 'D', 'S', 'P') },
    { AV_CODEC_ID_PCM_S16LE,        MKTAG('P', 'S', 'D', 16 ) },
    { AV_CODEC_ID_PCM_S24BE,        MKTAG(24 , 'D', 'S', 'P') },
    { AV_CODEC_ID_PCM_S24LE,        MKTAG('P', 'S', 'D', 24 ) },
    { AV_CODEC_ID_PCM_S32BE,        MKTAG(32 , 'D', 'S', 'P') },
    { AV_CODEC_ID_PCM_S32LE,        MKTAG('P', 'S', 'D', 32 ) },
    { AV_CODEC_ID_PCM_S8,           MKTAG('P', 'S', 'D',  8 ) },
    { AV_CODEC_ID_PCM_U16BE,        MKTAG(16 , 'D', 'U', 'P') },
    { AV_CODEC_ID_PCM_U16LE,        MKTAG('P', 'U', 'D', 16 ) },
    { AV_CODEC_ID_PCM_U24BE,        MKTAG(24 , 'D', 'U', 'P') },
    { AV_CODEC_ID_PCM_U24LE,        MKTAG('P', 'U', 'D', 24 ) },
    { AV_CODEC_ID_PCM_U32BE,        MKTAG(32 , 'D', 'U', 'P') },
    { AV_CODEC_ID_PCM_U32LE,        MKTAG('P', 'U', 'D', 32 ) },
    { AV_CODEC_ID_PCM_U8,           MKTAG('P', 'U', 'D',  8 ) },
    { AV_CODEC_ID_PCM_S8_PLANAR,    MKTAG('P', 'S', 'P',  8 ) },
    { AV_CODEC_ID_PCM_S16BE_PLANAR, MKTAG(16 , 'P', 'S', 'P') },
    { AV_CODEC_ID_PCM_S16LE_PLANAR, MKTAG('P', 'S', 'P', 16 ) },
    { AV_CODEC_ID_PCM_S24LE_PLANAR, MKTAG('P', 'S', 'P', 24 ) },
    { AV_CODEC_ID_PCM_S32LE_PLANAR, MKTAG('P', 'S', 'P', 32 ) },
    { AV_CODEC_ID_NONE,             0                         }
}

Definition at line 186 of file nut.c.

Referenced by decode_stream_header().

const AVCodecTag* const ff_nut_codec_tags[]

Initial value:

= {
    ff_nut_video_tags, ff_nut_audio_tags, ff_nut_subtitle_tags,
    ff_codec_bmp_tags, ff_codec_wav_tags, nut_audio_extra_tags, ff_nut_data_tags, 0
}

Definition at line 213 of file nut.c.

const Dispositions ff_nut_dispositions[]

Initial value:

= {
    { "default",        AV_DISPOSITION_DEFAULT  },
    { "dub",            AV_DISPOSITION_DUB      },
    { "original",       AV_DISPOSITION_ORIGINAL },
    { "comment",        AV_DISPOSITION_COMMENT  },
    { "lyrics",         AV_DISPOSITION_LYRICS   },
    { "karaoke",        AV_DISPOSITION_KARAOKE  },
    { "",               0                       }
}

Definition at line 283 of file nut.c.

Referenced by set_disposition_bits(), and write_streaminfo().

const AVMetadataConv ff_nut_metadata_conv[]

Initial value:

= {
    { "Author",         "artist"      },
    { "X-CreationTime", "date"        },
    { "CreationTime",   "date"        },
    { "SourceFilename", "filename"    },
    { "X-Language",     "language"    },
    { "X-Disposition",  "disposition" },
    { "X-Replaces",     "replaces"    },
    { "X-Depends",      "depends"     },
    { "X-Uses",         "uses"        },
    { "X-UsesFont",     "usesfont"    },
    { 0 },
}

Definition at line 293 of file nut.c.

Referenced by nut_read_header(), and write_headers().