avilib.h File Reference

#include <gpac/tools.h>

Include dependency graph for avilib.h:

This graph shows which files directly or indirectly include this file:

Data Structures
struct	video_index_entry
struct	audio_index_entry
struct	avisuperindex_entry
struct	avistdindex_entry
struct	avistdindex_chunk
struct	avisuperindex_chunk
struct	track_t
struct	alBITMAPINFOHEADER
struct	alWAVEFORMATEX
struct	alAVISTREAMHEADER
struct	avi_t
struct	riff_struct
struct	chunk_struct
struct	common_struct
struct	wave_header
struct	AVIStreamHeader

Macros
#define	AVI_MAX_TRACKS   8
#define	AVI_INDEX_OF_INDEXES   0x00
#define	AVI_INDEX_OF_CHUNKS   0x01
#define	AVI_INDEX_IS_DATA   0x80
#define	AVI_INDEX_2FIELD   0x01
#define	AVI_MODE_WRITE   0
#define	AVI_MODE_READ   1
#define	AVI_ERR_SIZELIM
#define	AVI_ERR_OPEN
#define	AVI_ERR_READ   3 /* Error reading from AVI File */
#define	AVI_ERR_WRITE
#define	AVI_ERR_WRITE_INDEX
#define	AVI_ERR_CLOSE
#define	AVI_ERR_NOT_PERM
#define	AVI_ERR_NO_MEM   8 /* malloc failed */
#define	AVI_ERR_NO_AVI   9 /* Not an AVI file */
#define	AVI_ERR_NO_HDRL
#define	AVI_ERR_NO_MOVI
#define	AVI_ERR_NO_VIDS   12 /* AVI file contains no video data */
#define	AVI_ERR_NO_IDX
#define	WAVE_FORMAT_UNKNOWN   (0x0000)
#define	WAVE_FORMAT_PCM   (0x0001)
#define	WAVE_FORMAT_ADPCM   (0x0002)
#define	WAVE_FORMAT_IBM_CVSD   (0x0005)
#define	WAVE_FORMAT_ALAW   (0x0006)
#define	WAVE_FORMAT_MULAW   (0x0007)
#define	WAVE_FORMAT_OKI_ADPCM   (0x0010)
#define	WAVE_FORMAT_DVI_ADPCM   (0x0011)
#define	WAVE_FORMAT_DIGISTD   (0x0015)
#define	WAVE_FORMAT_DIGIFIX   (0x0016)
#define	WAVE_FORMAT_YAMAHA_ADPCM   (0x0020)
#define	WAVE_FORMAT_DSP_TRUESPEECH   (0x0022)
#define	WAVE_FORMAT_GSM610   (0x0031)
#define	IBM_FORMAT_MULAW   (0x0101)
#define	IBM_FORMAT_ALAW   (0x0102)
#define	IBM_FORMAT_ADPCM   (0x0103)
#define	WAVE_FORMAT_MP3   (0x0055)
#define	WAVE_FORMAT_AAC_ADTS   (0x706d)
#define	WAVE_FORMAT_AAC   (0x00FF)
#define	WAVE_FORMAT_AC3   (0x2000)

Functions
avi_t *	AVI_open_output_file (char *filename, u64 opendml_threshold)
void	AVI_set_video (avi_t *AVI, int width, int height, double fps, char *compressor)
void	AVI_set_audio (avi_t *AVI, int channels, int rate, int bits, int format, int mp3rate)
int	AVI_write_frame (avi_t *AVI, u8 *data, int bytes, int keyframe)
int	AVI_write_audio (avi_t *AVI, u8 *data, int bytes)
int	AVI_close (avi_t *AVI)
avi_t *	AVI_open_input_file (char *filename, int getIndex)
avi_t *	AVI_open_input_indexfile (char *filename, int getIndex, char *indexfile)
avi_t *	AVI_open_indexfd (FILE *fd, int getIndex, char *indexfile)
int	avi_parse_input_file (avi_t *AVI, int getIndex)
int	avi_parse_index_from_file (avi_t *AVI, char *filename)
int	AVI_audio_mp3rate (avi_t *AVI)
int	AVI_video_frames (avi_t *AVI)
int	AVI_video_width (avi_t *AVI)
int	AVI_video_height (avi_t *AVI)
double	AVI_frame_rate (avi_t *AVI)
char *	AVI_video_compressor (avi_t *AVI)
int	AVI_audio_channels (avi_t *AVI)
int	AVI_audio_bits (avi_t *AVI)
int	AVI_audio_format (avi_t *AVI)
int	AVI_audio_rate (avi_t *AVI)
u64	AVI_audio_bytes (avi_t *AVI)
int	AVI_audio_chunks (avi_t *AVI)
int	AVI_frame_size (avi_t *AVI, int frame)
int	AVI_audio_size (avi_t *AVI, int frame)
u64	AVI_get_video_position (avi_t *AVI, int frame)
int	AVI_read_frame (avi_t *AVI, u8 *vidbuf, int *keyframe)
int	AVI_read_audio (avi_t *AVI, u8 *audbuf, int bytes, int *continuous)
int	AVI_seek_start (avi_t *AVI)
int	AVI_set_video_position (avi_t *AVI, int frame)
int	AVI_set_audio_position (avi_t *AVI, int byte)
int	AVI_scan (char *name)
int	AVI_dump (char *name, int mode)
char *	AVI_codec2str (short cc)
int	AVI_file_check (char *import_file)
void	AVI_info (avi_t *avifile)
int	avi_update_header (avi_t *AVI)
int	AVI_set_audio_track (avi_t *AVI, u32 track)
int	AVI_get_audio_track (avi_t *AVI)
int	AVI_audio_tracks (avi_t *AVI)
void	AVI_set_comment_fd (avi_t *AVI, int fd)
int	AVI_get_comment_fd (avi_t *AVI)
int	AVI_read_wave_header (int fd, struct wave_header *wave)
int	AVI_write_wave_header (int fd, const struct wave_header *wave)
size_t	AVI_read_wave_pcm_data (int fd, void *buffer, size_t buflen)
size_t	AVI_write_wave_pcm_data (int fd, const void *buffer, size_t buflen)

---

Data Structure Documentation

video_index_entry

struct video_index_entry

Data Fields
u64	key
u64	pos
u64	len

audio_index_entry

struct audio_index_entry

Data Fields
u64	pos
u64	len
u64	tot

avisuperindex_entry

struct avisuperindex_entry

Data Fields
u64	qwOffset
u32	dwSize
u32	dwDuration

avistdindex_entry

struct avistdindex_entry

Data Fields
u32	dwOffset
u32	dwSize

avistdindex_chunk

struct avistdindex_chunk

Collaboration diagram for avistdindex_chunk:

Data Fields
char	fcc[4]
u32	dwSize
u16	wLongsPerEntry
u8	bIndexSubType
u8	bIndexType
u32	nEntriesInUse
char	dwChunkId[4]
u64	qwBaseOffset
u32	dwReserved3
avistdindex_entry *	aIndex

avisuperindex_chunk

struct avisuperindex_chunk

Collaboration diagram for avisuperindex_chunk:

Data Fields
char	fcc[4]
u32	dwSize
u16	wLongsPerEntry
u8	bIndexSubType
u8	bIndexType
u32	nEntriesInUse
char	dwChunkId[4]
u32	dwReserved[3]
avisuperindex_entry *	aIndex
avistdindex_chunk **	stdindex

track_t

struct track_t

Collaboration diagram for track_t:

Data Fields
int	a_fmt
int	a_chans
int	a_rate
int	a_bits
int	mp3rate
int	a_vbr
int	padrate
int	audio_strn
u64	audio_bytes
int	audio_chunks
char	audio_tag[4]
int	audio_posc
int	audio_posb
u64	a_codech_off
u64	a_codecf_off
audio_index_entry *	audio_index
avisuperindex_chunk *	audio_superindex

alBITMAPINFOHEADER

struct alBITMAPINFOHEADER

Data Fields
u32	bi_size
u32	bi_width
u32	bi_height
u16	bi_planes
u16	bi_bit_count
u32	bi_compression
u32	bi_size_image
u32	bi_x_pels_per_meter
u32	bi_y_pels_per_meter
u32	bi_clr_used
u32	bi_clr_important

alWAVEFORMATEX

struct alWAVEFORMATEX

Data Fields
u16	w_format_tag
u16	n_channels
u32	n_samples_per_sec
u32	n_avg_bytes_per_sec
u16	n_block_align
u16	w_bits_per_sample
u16	cb_size

alAVISTREAMHEADER

struct alAVISTREAMHEADER

Data Fields
u32	fcc_type
u32	fcc_handler
u32	dw_flags
u32	dw_caps
u16	w_priority
u16	w_language
u32	dw_scale
u32	dw_rate
u32	dw_start
u32	dw_length
u32	dw_initial_frames
u32	dw_suggested_buffer_size
u32	dw_quality
u32	dw_sample_size
u16	dw_left
u16	dw_top
u16	dw_right
u16	dw_bottom

avi_t

struct avi_t

Collaboration diagram for avi_t:

Data Fields
FILE *	fdes
int	mode
int	width
int	height
double	fps
char	compressor[8]
char	compressor2[8]
u32	video_strn
int	video_frames
char	video_tag[4]
int	video_pos
alAVISTREAMHEADER	video_stream_header
u32	max_len
track_t	track[AVI_MAX_TRACKS]
s64	pos
int	n_idx
int	max_idx
s64	v_codech_off
s64	v_codecf_off
u8(*	idx)[16]
video_index_entry *	video_index
avisuperindex_chunk *	video_superindex
int	is_opendml
s64	last_pos
u32	last_len
int	must_use_index
s64	movi_start
int	total_frames
u32	anum
u32	aptr
char *	index_file
alBITMAPINFOHEADER *	bitmap_info_header
alWAVEFORMATEX *	wave_format_ex[AVI_MAX_TRACKS]
alAVISTREAMHEADER	stream_headers[AVI_MAX_TRACKS]
void *	extradata
unsigned int	extradata_size
u64	new_riff_threshold

riff_struct

struct riff_struct

Data Fields
u8	id[4]
u32	len
u8	wave_id[4]

chunk_struct

struct chunk_struct

Data Fields
u8	id[4]
u32	len

common_struct

struct common_struct

Data Fields
u16	wFormatTag
u16	wChannels
u32	dwSamplesPerSec
u32	dwAvgBytesPerSec
u16	wBlockAlign
u16	wBitsPerSample

wave_header

struct wave_header

Collaboration diagram for wave_header:

Data Fields
struct riff_struct	riff
struct chunk_struct	format
struct common_struct	common
struct chunk_struct	data

AVIStreamHeader

struct AVIStreamHeader

Data Fields
int	fccType
int	fccHandler
int	dwFlags
int	dwPriority
int	dwInitialFrames
int	dwScale
int	dwRate
int	dwStart
int	dwLength
int	dwSuggestedBufferSize
int	dwQuality
int	dwSampleSize

Macro Definition Documentation

AVI_MAX_TRACKS

#define AVI_MAX_TRACKS   8

AVI_INDEX_OF_INDEXES

#define AVI_INDEX_OF_INDEXES   0x00

AVI_INDEX_OF_CHUNKS

#define AVI_INDEX_OF_CHUNKS   0x01

AVI_INDEX_IS_DATA

#define AVI_INDEX_IS_DATA   0x80

AVI_INDEX_2FIELD

#define AVI_INDEX_2FIELD   0x01

AVI_MODE_WRITE

#define AVI_MODE_WRITE   0

AVI_MODE_READ

#define AVI_MODE_READ   1

AVI_ERR_SIZELIM

#define AVI_ERR_SIZELIM

Value:

                                      1     /* The write of the data would exceed
                                      the maximum size of the AVI file.
                                      This is more a warning than an error
                                      since the file may be closed safely */

AVI_ERR_OPEN

#define AVI_ERR_OPEN

Value:

                                      2     /* Error opening the AVI file - wrong path
                                      name or file nor readable/writable */

AVI_ERR_READ

#define AVI_ERR_READ   3 /* Error reading from AVI File */

AVI_ERR_WRITE

#define AVI_ERR_WRITE

Value:

                                      4     /* Error writing to AVI File,
                                      disk full ??? */

AVI_ERR_WRITE_INDEX

#define AVI_ERR_WRITE_INDEX

Value:

                                      5     /* Could not write index to AVI file
                                      during close, file may still be
                                      usable */

AVI_ERR_CLOSE

#define AVI_ERR_CLOSE

Value:

                                      6     /* Could not write header to AVI file
                                      or not truncate the file during close,
                                      file is most probably corrupted */

AVI_ERR_NOT_PERM

#define AVI_ERR_NOT_PERM

Value:

                                      7     /* Operation not permitted:
                                      trying to read from a file open
                                      for writing or vice versa */

AVI_ERR_NO_MEM

#define AVI_ERR_NO_MEM   8 /* malloc failed */

AVI_ERR_NO_AVI

#define AVI_ERR_NO_AVI   9 /* Not an AVI file */

AVI_ERR_NO_HDRL

#define AVI_ERR_NO_HDRL

Value:

                                      10     /* AVI file has no has no header list,
                                      corrupted ??? */

AVI_ERR_NO_MOVI

#define AVI_ERR_NO_MOVI

Value:

                                      11     /* AVI file has no has no MOVI list,
                                      corrupted ??? */

AVI_ERR_NO_VIDS

#define AVI_ERR_NO_VIDS   12 /* AVI file contains no video data */

AVI_ERR_NO_IDX

#define AVI_ERR_NO_IDX

Value:

                                      13     /* The file has been opened with
                                      getIndex==0, but an operation has been
                                      performed that needs an index */

WAVE_FORMAT_UNKNOWN

#define WAVE_FORMAT_UNKNOWN   (0x0000)

WAVE_FORMAT_PCM

#define WAVE_FORMAT_PCM   (0x0001)

WAVE_FORMAT_ADPCM

#define WAVE_FORMAT_ADPCM   (0x0002)

WAVE_FORMAT_IBM_CVSD

#define WAVE_FORMAT_IBM_CVSD   (0x0005)

WAVE_FORMAT_ALAW

#define WAVE_FORMAT_ALAW   (0x0006)

WAVE_FORMAT_MULAW

#define WAVE_FORMAT_MULAW   (0x0007)

WAVE_FORMAT_OKI_ADPCM

#define WAVE_FORMAT_OKI_ADPCM   (0x0010)

WAVE_FORMAT_DVI_ADPCM

#define WAVE_FORMAT_DVI_ADPCM   (0x0011)

WAVE_FORMAT_DIGISTD

#define WAVE_FORMAT_DIGISTD   (0x0015)

WAVE_FORMAT_DIGIFIX

#define WAVE_FORMAT_DIGIFIX   (0x0016)

WAVE_FORMAT_YAMAHA_ADPCM

#define WAVE_FORMAT_YAMAHA_ADPCM   (0x0020)

WAVE_FORMAT_DSP_TRUESPEECH

#define WAVE_FORMAT_DSP_TRUESPEECH   (0x0022)

WAVE_FORMAT_GSM610

#define WAVE_FORMAT_GSM610   (0x0031)

IBM_FORMAT_MULAW

#define IBM_FORMAT_MULAW   (0x0101)

IBM_FORMAT_ALAW

#define IBM_FORMAT_ALAW   (0x0102)

IBM_FORMAT_ADPCM

#define IBM_FORMAT_ADPCM   (0x0103)

WAVE_FORMAT_MP3

#define WAVE_FORMAT_MP3   (0x0055)

WAVE_FORMAT_AAC_ADTS

#define WAVE_FORMAT_AAC_ADTS   (0x706d)

WAVE_FORMAT_AAC

#define WAVE_FORMAT_AAC   (0x00FF)

WAVE_FORMAT_AC3

#define WAVE_FORMAT_AC3   (0x2000)

Function Documentation

AVI_open_output_file()

avi_t* AVI_open_output_file	(	char *	filename,
		u64	opendml_threshold
	)

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AVI_set_video()

void AVI_set_video	(	avi_t *	AVI,
		int	width,
		int	height,
		double	fps,
		char *	compressor
	)

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AVI_set_audio()

void AVI_set_audio	(	avi_t *	AVI,
		int	channels,
		int	rate,
		int	bits,
		int	format,
		int	mp3rate
	)

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AVI_write_frame()

int AVI_write_frame	(	avi_t *	AVI,
		u8 *	data,
		int	bytes,
		int	keyframe
	)

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AVI_write_audio()

int AVI_write_audio	(	avi_t *	AVI,
		u8 *	data,
		int	bytes
	)

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AVI_close()

int AVI_close

(

avi_t *

AVI

)

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AVI_open_input_file()

avi_t* AVI_open_input_file	(	char *	filename,
		int	getIndex
	)

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AVI_open_input_indexfile()

avi_t* AVI_open_input_indexfile	(	char *	filename,
		int	getIndex,
		char *	indexfile
	)

AVI_open_indexfd()

avi_t* AVI_open_indexfd	(	FILE *	fd,
		int	getIndex,
		char *	indexfile
	)

avi_parse_input_file()

int avi_parse_input_file	(	avi_t *	AVI,
		int	getIndex
	)

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avi_parse_index_from_file()

int avi_parse_index_from_file	(	avi_t *	AVI,
		char *	filename
	)

AVI_audio_mp3rate()

int AVI_audio_mp3rate

(

avi_t *

AVI

)

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AVI_video_frames()

int AVI_video_frames

(

avi_t *

AVI

)

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AVI_video_width()

int AVI_video_width

(

avi_t *

AVI

)

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AVI_video_height()

int AVI_video_height

(

avi_t *

AVI

)

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AVI_frame_rate()

double AVI_frame_rate

(

avi_t *

AVI

)

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AVI_video_compressor()

char* AVI_video_compressor

(

avi_t *

AVI

)

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AVI_audio_channels()

int AVI_audio_channels

(

avi_t *

AVI

)

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AVI_audio_bits()

int AVI_audio_bits

(

avi_t *

AVI

)

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AVI_audio_format()

int AVI_audio_format

(

avi_t *

AVI

)

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AVI_audio_rate()

int AVI_audio_rate

(

avi_t *

AVI

)

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AVI_audio_bytes()

u64 AVI_audio_bytes

(

avi_t *

AVI

)

AVI_audio_chunks()

int AVI_audio_chunks

(

avi_t *

AVI

)

AVI_frame_size()

int AVI_frame_size	(	avi_t *	AVI,
		int	frame
	)

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AVI_audio_size()

int AVI_audio_size	(	avi_t *	AVI,
		int	frame
	)

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AVI_get_video_position()

u64 AVI_get_video_position	(	avi_t *	AVI,
		int	frame
	)

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AVI_read_frame()

int AVI_read_frame	(	avi_t *	AVI,
		u8 *	vidbuf,
		int *	keyframe
	)

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AVI_read_audio()

int AVI_read_audio	(	avi_t *	AVI,
		u8 *	audbuf,
		int	bytes,
		int *	continuous
	)

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AVI_seek_start()

int AVI_seek_start

(

avi_t *

AVI

)

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AVI_set_video_position()

int AVI_set_video_position	(	avi_t *	AVI,
		int	frame
	)

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AVI_set_audio_position()

int AVI_set_audio_position	(	avi_t *	AVI,
		int	byte
	)

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AVI_scan()

int AVI_scan

(

char *

name

)

AVI_dump()

int AVI_dump	(	char *	name,
		int	mode
	)

AVI_codec2str()

char* AVI_codec2str

(

short

cc

)

AVI_file_check()

int AVI_file_check

(

char *

import_file

)

AVI_info()

void AVI_info

(

avi_t *

avifile

)

avi_update_header()

int avi_update_header

(

avi_t *

AVI

)

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AVI_set_audio_track()

int AVI_set_audio_track	(	avi_t *	AVI,
		u32	track
	)

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AVI_get_audio_track()

int AVI_get_audio_track

(

avi_t *

AVI

)

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AVI_audio_tracks()

int AVI_audio_tracks

(

avi_t *

AVI

)

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AVI_set_comment_fd()

void AVI_set_comment_fd	(	avi_t *	AVI,
		int	fd
	)

AVI_get_comment_fd()

int AVI_get_comment_fd

(

avi_t *

AVI

)

AVI_read_wave_header()

int AVI_read_wave_header	(	int	fd,
		struct wave_header *	wave
	)

AVI_write_wave_header()

int AVI_write_wave_header	(	int	fd,
		const struct wave_header *	wave
	)

AVI_read_wave_pcm_data()

size_t AVI_read_wave_pcm_data	(	int	fd,
		void *	buffer,
		size_t	buflen
	)

AVI_write_wave_pcm_data()

size_t AVI_write_wave_pcm_data	(	int	fd,
		const void *	buffer,
		size_t	buflen
	)