#include <stdint.h>
#include <string.h>
#include "libavutil/pixdesc.h"
#include "libavutil/pixfmt.h"
#include "avcodec.h"
#include "idctdsp.h"
#include "jpegtables.h"
#include "put_bits.h"
#include "mjpegenc.h"
#include "mjpegenc_common.h"
#include "mjpeg.h"
#include "version.h"

Enumerations
enum	{ ICC_HDR_SIZE = 16 , ICC_CHUNK_SIZE = UINT16_MAX - ICC_HDR_SIZE , ICC_MAX_CHUNKS = UINT8_MAX }

Functions
static int	put_huffman_table (PutBitContext p, int table_class, int table_id, const uint8_t bits_table, const uint8_t *value_table)

static void	jpeg_table_header (AVCodecContext avctx, PutBitContext p, const MJpegContext *m, const uint8_t intra_matrix_permutation[64], const uint16_t luma_intra_matrix[64], const uint16_t chroma_intra_matrix[64], int hsample[3], int use_slices, int matrices_differ)

int	ff_mjpeg_add_icc_profile_size (AVCodecContext avctx, const AVFrame frame, size_t *max_pkt_size)

static void	jpeg_put_comments (AVCodecContext avctx, PutBitContext p, const AVFrame *frame)

void	ff_mjpeg_init_hvsample (const AVCodecContext *avctx, int hsample[4], int vsample[4])

void	ff_mjpeg_encode_picture_header (AVCodecContext avctx, PutBitContext pb, const AVFrame frame, const struct MJpegContext m, const uint8_t intra_matrix_permutation[64], int pred, const uint16_t luma_intra_matrix[64], const uint16_t chroma_intra_matrix[64], int use_slices)

void	ff_mjpeg_escape_FF (PutBitContext *pb, int start)

void	ff_mjpeg_build_huffman_codes (uint8_t huff_size, uint16_t huff_code, const uint8_t bits_table, const uint8_t val_table)

void	ff_mjpeg_encode_picture_trailer (PutBitContext *pb, int header_bits)

void	ff_mjpeg_encode_dc (PutBitContext *pb, int val, const uint8_t huff_size[], const uint16_t huff_code[])

int	ff_mjpeg_encode_check_pix_fmt (AVCodecContext *avctx)

Enumeration Type Documentation

◆ anonymous enum

anonymous enum

Enumerator
ICC_HDR_SIZE
ICC_CHUNK_SIZE
ICC_MAX_CHUNKS

Definition at line 131 of file mjpegenc_common.c.

Function Documentation

◆ put_huffman_table()

static int put_huffman_table	(	PutBitContext *	p,
		int	table_class,
		int	table_id,
		const uint8_t *	bits_table,
		const uint8_t *	value_table )

static

Definition at line 39 of file mjpegenc_common.c.

Referenced by jpeg_table_header().

◆ jpeg_table_header()

static void jpeg_table_header	(	AVCodecContext *	avctx,
		PutBitContext *	p,
		const MJpegContext *	m,
		const uint8_t	intra_matrix_permutation[64],
		const uint16_t	luma_intra_matrix[64],
		const uint16_t	chroma_intra_matrix[64],
		int	hsample[3],
		int	use_slices,
		int	matrices_differ )

static

Definition at line 58 of file mjpegenc_common.c.

Referenced by ff_mjpeg_encode_picture_header().

◆ ff_mjpeg_add_icc_profile_size()

int ff_mjpeg_add_icc_profile_size	(	AVCodecContext *	avctx,
		const AVFrame *	frame,
		size_t *	max_pkt_size )

Definition at line 137 of file mjpegenc_common.c.

Referenced by ff_mpv_encode_picture(), and ljpeg_encode_frame().

◆ jpeg_put_comments()

static void jpeg_put_comments	(	AVCodecContext *	avctx,
		PutBitContext *	p,
		const AVFrame *	frame )

static

Definition at line 162 of file mjpegenc_common.c.

Referenced by ff_mjpeg_encode_picture_header().

◆ ff_mjpeg_init_hvsample()

void ff_mjpeg_init_hvsample	(	const AVCodecContext *	avctx,
		int	hsample[4],
		int	vsample[4] )

Definition at line 249 of file mjpegenc_common.c.

Referenced by ff_mjpeg_encode_picture_header(), and ljpeg_encode_init().

◆ ff_mjpeg_encode_picture_header()

void ff_mjpeg_encode_picture_header	(	AVCodecContext *	avctx,
		PutBitContext *	pb,
		const AVFrame *	frame,
		const struct MJpegContext *	m,
		const uint8_t	intra_matrix_permutation[64],
		int	pred,
		const uint16_t	luma_intra_matrix[64],
		const uint16_t	chroma_intra_matrix[64],
		int	use_slices )