hvirtual/quicktime/fastjpg.c File Reference

int quicktime_fastjpg_decode	(	unsigned char *	chunk,
		long	chunk_size,
		unsigned char **	output_rows,
		quicktime_jpeg_t *	jpeg_info,
		int	frame_width,
		int	frame_height,
		int	interlaced
	)

Definition at line 1651 of file fastjpg.c.

References quicktime_jpeg_t::chunk, quicktime_jpeg_t::chunk_size, quicktime_jpeg_comp_header::hvsample, quicktime_jpeg_t::jpg_comps, quicktime_jpeg_t::jpg_comps_in_scan, quicktime_jpeg_t::jpg_height, quicktime_jpeg_t::jpg_num_comps, quicktime_jpeg_t::jpg_saw_DHT, quicktime_jpeg_t::jpg_saw_DQT, quicktime_jpeg_t::jpg_saw_EOI, quicktime_jpeg_t::jpg_saw_SOF, quicktime_jpeg_t::jpg_saw_SOI, quicktime_jpeg_t::jpg_saw_SOS, quicktime_jpeg_t::jpg_std_DHT_flag, quicktime_jpeg_t::jpg_width, M_EOI, quicktime_jpeg_t::marker, quicktime_jpeg_t::mjpa_info, quicktime_fastjpg_buildstdDQT(), quicktime_fastjpg_buildstdhuffman(), quicktime_fastjpg_decode_111111(), quicktime_fastjpg_decode_211111(), quicktime_fastjpg_decode_221111(), quicktime_fastjpg_decode_411111(), quicktime_fastjpg_initMCU(), quicktime_fastjpg_read_markers(), quicktime_fastjpg_readEOI(), quicktime_fastjpg_resethuffman(), and quicktime_mjpa_info::valid.

Referenced by quicktime_decode_jpeg().

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int quicktime_fastjpg_decode_111111	(	quicktime_jpeg_t *	jpeg_info,
		unsigned char **	output_rows,
		int	jpeg_width,
		int	jpeg_height,
		int	interlaced,
		int	row_offset,
		int	frame_width,
		int	frame_height,
		int	grey
	)

Definition at line 1552 of file fastjpg.c.

References DCTSIZE2, quicktime_jpeg_t::jpg_comps, quicktime_jpeg_t::jpg_dct_buf, quicktime_jpeg_t::jpg_h_bbuf, quicktime_jpeg_t::jpg_h_bnum, quicktime_jpeg_t::jpg_rst_interval, quicktime_jpeg_t::marker, memcpy, quicktime_jpeg_comp_header::qtbl_num, quicktime_jpeg_t::quant_tables, quicktime_fastjpg_check_for_marker(), QUICKTIME_FASTJPG_HANDLE_RST, quicktime_fastjpg_huffparse(), quicktime_fastjpg_MCU111111_to_RGB(), QUICKTIME_FASTJPG_TEST_MARKER, quicktime_mjpa_buffs::ubuf, quicktime_mjpa_buffs::vbuf, quicktime_mjpa_buffs::ybuf, and quicktime_jpeg_t::yuvbufs.

Referenced by quicktime_fastjpg_decode().

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int quicktime_fastjpg_decode_211111	(	quicktime_jpeg_t *	jpeg_info,
		unsigned char **	output_rows,
		int	jpeg_width,
		int	jpeg_height,
		int	interlaced,
		int	row_offset,
		int	frame_width,
		int	frame_height
	)

int quicktime_fastjpg_decode_221111	(	quicktime_jpeg_t *	jpeg_info,
		unsigned char **	output_rows,
		int	jpeg_width,
		int	jpeg_height,
		int	interlaced,
		int	row_offset,
		int	frame_width,
		int	frame_height
	)

Definition at line 1276 of file fastjpg.c.

References DCTSIZE2, quicktime_jpeg_t::jpg_comps, quicktime_jpeg_t::jpg_dct_buf, quicktime_jpeg_t::jpg_h_bbuf, quicktime_jpeg_t::jpg_h_bnum, quicktime_jpeg_t::jpg_rst_interval, quicktime_jpeg_t::marker, quicktime_jpeg_comp_header::qtbl_num, quicktime_jpeg_t::quant_tables, quicktime_fastjpg_check_for_marker(), QUICKTIME_FASTJPG_HANDLE_RST, quicktime_fastjpg_huffparse(), quicktime_fastjpg_MCU221111_to_RGB(), QUICKTIME_FASTJPG_TEST_MARKER, quicktime_mjpa_buffs::ubuf, quicktime_mjpa_buffs::vbuf, quicktime_mjpa_buffs::ybuf, and quicktime_jpeg_t::yuvbufs.

Referenced by quicktime_fastjpg_decode().

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int quicktime_fastjpg_decode_411111	(	quicktime_jpeg_t *	jpeg_info,
		unsigned char **	output_rows,
		int	jpeg_width,
		int	jpeg_height,
		int	interlaced,
		int	row_offset,
		int	frame_width,
		int	frame_height
	)

Definition at line 1157 of file fastjpg.c.

References DCTSIZE2, quicktime_jpeg_t::jpg_comps, quicktime_jpeg_t::jpg_dct_buf, quicktime_jpeg_t::jpg_h_bbuf, quicktime_jpeg_t::jpg_h_bnum, quicktime_jpeg_t::jpg_rst_interval, quicktime_jpeg_t::marker, quicktime_jpeg_comp_header::qtbl_num, quicktime_jpeg_t::quant_tables, quicktime_fastjpg_check_for_marker(), QUICKTIME_FASTJPG_HANDLE_RST, quicktime_fastjpg_huffparse(), quicktime_fastjpg_MCU411111_to_RGB(), QUICKTIME_FASTJPG_TEST_MARKER, quicktime_mjpa_buffs::ubuf, quicktime_mjpa_buffs::vbuf, quicktime_mjpa_buffs::ybuf, and quicktime_jpeg_t::yuvbufs.

Referenced by quicktime_fastjpg_decode().

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int quicktime_fastjpg_delete ( quicktime_jpeg_t * jpeg_info )

Definition at line 248 of file fastjpg.c.

References quicktime_jpeg_t::jpg_samp_limit, quicktime_jpeg_t::quant_tables, quicktime_fastjpg_deleteMCU(), TOTAL_QUANT_TBLS, quicktime_mjpa_yuvtabs::YUV_UB_tab, quicktime_mjpa_yuvtabs::YUV_UG_tab, quicktime_mjpa_yuvtabs::YUV_VG_tab, quicktime_mjpa_yuvtabs::YUV_VR_tab, quicktime_mjpa_yuvtabs::YUV_Y_tab, and quicktime_jpeg_t::yuvtabs.

Referenced by quicktime_delete_codec_jpeg().

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int quicktime_fastjpg_deleteMCU ( quicktime_jpeg_t * jpeg_info )

Definition at line 232 of file fastjpg.c.

References quicktime_mjpa_buffs::allocated, quicktime_mjpa_buffs::ubuf, quicktime_mjpa_buffs::vbuf, quicktime_mjpa_buffs::ybuf, and quicktime_jpeg_t::yuvbufs.

Referenced by quicktime_fastjpg_delete().

int quicktime_fastjpg_double_mcu	(	unsigned char *	ptr,
		int	mcus
	)

Definition at line 1361 of file fastjpg.c.

Referenced by quicktime_fastjpg_decode_211111().

int quicktime_fastjpg_eof ( quicktime_jpeg_t * jpeg_info )

Definition at line 144 of file fastjpg.c.

References quicktime_jpeg_t::chunk_size.

Referenced by quicktime_fastjpg_get_marker(), quicktime_fastjpg_readDHT(), quicktime_fastjpg_readDQT(), quicktime_fastjpg_readSOF(), quicktime_fastjpg_readSOS(), and quicktime_fastjpg_skip_marker().

int quicktime_fastjpg_get_marker ( quicktime_jpeg_t * jpeg_info )

Definition at line 543 of file fastjpg.c.

References c, quicktime_fastjpg_eof(), and quicktime_fastjpg_readbyte().

Referenced by quicktime_fastjpg_read_markers(), and quicktime_fastjpg_readEOI().

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int quicktime_fastjpg_huffparse	(	quicktime_jpeg_t *	jpeg_info,
		quicktime_jpeg_comp_header *	comp,
		int16_t *	dct_buf,
		unsigned long *	qtab,
		unsigned char *	OBuf
	)

Definition at line 1041 of file fastjpg.c.

References quicktime_jpeg_comp_header::ac_htbl_num, bits, quicktime_jpeg_huffman::cache, CENTERJSAMPLE, quicktime_jpeg_comp_header::dc, quicktime_jpeg_comp_header::dc_htbl_num, DCTSIZE2, JJ_ZAG, quicktime_jpeg_t::jpg_ac_huff, quicktime_jpeg_t::jpg_dc_huff, quicktime_jpeg_t::jpg_h_bbuf, quicktime_jpeg_t::jpg_h_bnum, quicktime_jpeg_t::jpg_samp_limit, level, MAXJSAMPLE, QUICKTIME_FASTJPG_GET_BITS, QUICKTIME_FASTJPG_HUFF_DECODE, QUICKTIME_FASTJPG_HUFF_EXTEND, quicktime_rev_dct(), RANGE_MASK, and run.

Referenced by quicktime_fastjpg_decode_111111(), quicktime_fastjpg_decode_211111(), quicktime_fastjpg_decode_221111(), and quicktime_fastjpg_decode_411111().

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int quicktime_fastjpg_init ( quicktime_jpeg_t * jpeg_info )

Definition at line 216 of file fastjpg.c.

References quicktime_mjpa_buffs::allocated, quicktime_jpeg_t::jpg_std_DHT_flag, quicktime_jpeg_t::mjpa_info, quicktime_jpeg_t::mjpg_kludge, quicktime_jpeg_t::quant_tables, quicktime_fastjpg_init_limittable(), quicktime_fastjpg_init_yuv(), TOTAL_QUANT_TBLS, quicktime_mjpa_buffs::ubuf, quicktime_mjpa_info::valid, quicktime_mjpa_buffs::vbuf, quicktime_mjpa_buffs::ybuf, and quicktime_jpeg_t::yuvbufs.

Referenced by quicktime_init_codec_jpeg().

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int quicktime_fastjpg_init_limittable ( quicktime_jpeg_t * jpeg_info )

Definition at line 152 of file fastjpg.c.

References quicktime_jpeg_t::byte_limit, CENTERJSAMPLE, quicktime_jpeg_t::jpg_samp_limit, MAXJSAMPLE, and memcpy.

Referenced by quicktime_fastjpg_init().

int quicktime_fastjpg_init_yuv ( quicktime_jpeg_t * jpeg_info )

Definition at line 182 of file fastjpg.c.

References quicktime_mjpa_yuvtabs::YUV_UB_tab, quicktime_mjpa_yuvtabs::YUV_UG_tab, quicktime_mjpa_yuvtabs::YUV_VG_tab, quicktime_mjpa_yuvtabs::YUV_VR_tab, quicktime_mjpa_yuvtabs::YUV_Y_tab, and quicktime_jpeg_t::yuvtabs.

Referenced by quicktime_fastjpg_init().

int quicktime_fastjpg_initMCU	(	quicktime_jpeg_t *	jpeg_info,
		int	width,
		int	height,
		int	full_flag
	)

Definition at line 997 of file fastjpg.c.

References quicktime_mjpa_buffs::allocated, DCTSIZE2, quicktime_mjpa_buffs::ubuf, quicktime_mjpa_buffs::vbuf, quicktime_mjpa_buffs::ybuf, and quicktime_jpeg_t::yuvbufs.

Referenced by quicktime_fastjpg_decode().

int quicktime_fastjpg_MCU111111_to_RGB ( QUICKTIME_MCU_ARGS )

Definition at line 1519 of file fastjpg.c.

References cb, frame_height, QUICKTIME_MCU111111_MID_DECL, QUICKTIME_MCU111111_MID_VARS, QUICKTIME_MCU1H_INNER_TAIL, QUICKTIME_MCU_INNER_INIT, QUICKTIME_MCU_INNER_VARS, QUICKTIME_MCU_VARS, QUICKTIME_MCU_YUV_TO_RGB, and row_pointers.

Referenced by quicktime_fastjpg_decode_111111().

int quicktime_fastjpg_MCU211111_to_RGB ( QUICKTIME_MCU_ARGS )

Definition at line 1394 of file fastjpg.c.

References cb, frame_height, QUICKTIME_MCU111111_MID_DECL, QUICKTIME_MCU111111_MID_VARS, QUICKTIME_MCU2H_INNER_TAIL, QUICKTIME_MCU_INNER_INIT, QUICKTIME_MCU_INNER_VARS, QUICKTIME_MCU_VARS, QUICKTIME_MCU_YUV_TO_RGB, and row_pointers.

Referenced by quicktime_fastjpg_decode_211111().

int quicktime_fastjpg_MCU221111_to_RGB ( QUICKTIME_MCU_ARGS )

Definition at line 1242 of file fastjpg.c.

References cb, frame_height, QUICKTIME_MCU221111_MID_DECL, QUICKTIME_MCU221111_MID_VARS, QUICKTIME_MCU2H_INNER_TAIL, QUICKTIME_MCU_INNER_INIT, QUICKTIME_MCU_INNER_VARS, QUICKTIME_MCU_VARS, and QUICKTIME_MCU_YUV_TO_RGB.

Referenced by quicktime_fastjpg_decode_221111().

int quicktime_fastjpg_MCU411111_to_RGB ( QUICKTIME_MCU_ARGS )

Definition at line 1121 of file fastjpg.c.

References cb, frame_height, QUICKTIME_MCU111111_MID_DECL, QUICKTIME_MCU111111_MID_VARS, QUICKTIME_MCU4H_INNER_TAIL, QUICKTIME_MCU_INNER_INIT, QUICKTIME_MCU_INNER_VARS, QUICKTIME_MCU_VARS, QUICKTIME_MCU_YUV_TO_RGB, and row_pointers.

Referenced by quicktime_fastjpg_decode_411111().

int quicktime_fastjpg_read_markers ( quicktime_jpeg_t * jpeg_info )

Definition at line 885 of file fastjpg.c.

Referenced by quicktime_fastjpg_decode().

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int quicktime_fastjpg_readAPPX ( quicktime_jpeg_t * jpeg_info )

Definition at line 817 of file fastjpg.c.

References quicktime_mjpa_info::data_off, quicktime_mjpa_info::field_sz, quicktime_mjpa_info::huff_off, quicktime_mjpa_info::image_off, JPEG_APP1_MJPA, quicktime_jpeg_t::mjpa_info, quicktime_mjpa_info::next_off, quicktime_mjpa_info::pad_field_sz, quicktime_mjpa_info::quant_off, quicktime_fastjpg_readint32(), quicktime_fastjpg_skip(), quicktime_mjpa_info::scan_off, and quicktime_mjpa_info::valid.

Referenced by quicktime_fastjpg_read_markers().

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int quicktime_fastjpg_readbyte ( quicktime_jpeg_t * jpeg_info )

Definition at line 107 of file fastjpg.c.

References quicktime_jpeg_t::chunk, and quicktime_jpeg_t::chunk_size.

Referenced by quicktime_fastjpg_get_marker(), quicktime_fastjpg_read_markers(), quicktime_fastjpg_readDHT(), quicktime_fastjpg_readDQT(), quicktime_fastjpg_readSOF(), quicktime_fastjpg_readSOS(), and quicktime_fastjpg_skip_marker().

int quicktime_fastjpg_readDHT ( quicktime_jpeg_t * jpeg_info )

Definition at line 680 of file fastjpg.c.

References quicktime_jpeg_huffman::bits, quicktime_jpeg_t::jpg_ac_huff, quicktime_jpeg_t::jpg_dc_huff, quicktime_jpeg_t::jpg_std_DHT_flag, quicktime_jpeg_t::mjpg_kludge, quicktime_fastjpg_buildhuffman(), quicktime_fastjpg_buildstdhuffman(), quicktime_fastjpg_eof(), quicktime_fastjpg_readbyte(), quicktime_fastjpg_readint16(), TOTAL_HUFF_TBLS, and quicktime_jpeg_huffman::vals.

Referenced by quicktime_fastjpg_read_markers().

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int quicktime_fastjpg_readDQT ( quicktime_jpeg_t * jpeg_info )

Definition at line 764 of file fastjpg.c.

References DCTSIZE2, JJ_ZAG, quicktime_jpeg_t::mjpg_kludge, quicktime_jpeg_t::quant_tables, quicktime_fastjpg_eof(), quicktime_fastjpg_readbyte(), and quicktime_fastjpg_readint16().

Referenced by quicktime_fastjpg_read_markers().

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int quicktime_fastjpg_readDRI ( quicktime_jpeg_t * jpeg_info )

Definition at line 860 of file fastjpg.c.

References quicktime_jpeg_t::jpg_rst_interval, and quicktime_fastjpg_readint16().

Referenced by quicktime_fastjpg_read_markers().

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int quicktime_fastjpg_readEOI ( quicktime_jpeg_t * jpeg_info )

Definition at line 869 of file fastjpg.c.

References quicktime_jpeg_t::jpg_saw_EOI, M_EOI, quicktime_jpeg_t::marker, and quicktime_fastjpg_get_marker().

Referenced by quicktime_fastjpg_decode().

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int quicktime_fastjpg_readint16 ( quicktime_jpeg_t * jpeg_info )

Definition at line 118 of file fastjpg.c.

References quicktime_jpeg_t::chunk, and quicktime_jpeg_t::chunk_size.

Referenced by quicktime_fastjpg_read_markers(), quicktime_fastjpg_readDHT(), quicktime_fastjpg_readDQT(), quicktime_fastjpg_readDRI(), quicktime_fastjpg_readSOF(), quicktime_fastjpg_readSOS(), and quicktime_fastjpg_skip_marker().

int quicktime_fastjpg_readint32 ( quicktime_jpeg_t * jpeg_info )

Definition at line 130 of file fastjpg.c.

References quicktime_jpeg_t::chunk, and quicktime_jpeg_t::chunk_size.

Referenced by quicktime_fastjpg_readAPPX().

int quicktime_fastjpg_readSOF ( quicktime_jpeg_t * jpeg_info )

Definition at line 613 of file fastjpg.c.

References c, comp, DUMMY_COMP, quicktime_jpeg_comp_header::hvsample, quicktime_jpeg_comp_header::id, quicktime_jpeg_t::jpg_comps, quicktime_jpeg_t::jpg_dprec, quicktime_jpeg_t::jpg_height, quicktime_jpeg_t::jpg_num_comps, quicktime_jpeg_t::jpg_width, MAX_COMPS, quicktime_jpeg_t::mjpg_kludge, quicktime_jpeg_comp_header::qtbl_num, quicktime_fastjpg_eof(), quicktime_fastjpg_readbyte(), and quicktime_fastjpg_readint16().

Referenced by quicktime_fastjpg_read_markers().

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int quicktime_fastjpg_readSOI ( quicktime_jpeg_t * jpeg_info )

Definition at line 607 of file fastjpg.c.

References quicktime_jpeg_t::jpg_rst_interval.

Referenced by quicktime_fastjpg_read_markers().

int quicktime_fastjpg_readSOS ( quicktime_jpeg_t * jpeg_info )

Definition at line 644 of file fastjpg.c.

References quicktime_jpeg_comp_header::ac_htbl_num, comp, quicktime_jpeg_comp_header::dc_htbl_num, quicktime_jpeg_comp_header::id, quicktime_jpeg_t::jpg_comps, quicktime_jpeg_t::jpg_comps_in_scan, quicktime_jpeg_t::jpg_num_comps, quicktime_fastjpg_eof(), quicktime_fastjpg_readbyte(), and quicktime_fastjpg_readint16().

Referenced by quicktime_fastjpg_read_markers().

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int quicktime_fastjpg_resethuffman ( quicktime_jpeg_t * jpeg_info )

Definition at line 273 of file fastjpg.c.

References quicktime_jpeg_comp_header::dc, quicktime_jpeg_t::jpg_comps, quicktime_jpeg_t::jpg_h_bbuf, and quicktime_jpeg_t::jpg_h_bnum.

Referenced by quicktime_fastjpg_decode().

int quicktime_fastjpg_skip	(	quicktime_jpeg_t *	jpeg_info,
		long	len
	)

Definition at line 97 of file fastjpg.c.

References quicktime_jpeg_t::chunk, and quicktime_jpeg_t::chunk_size.

Referenced by quicktime_fastjpg_readAPPX().

int quicktime_fastjpg_skip_marker ( quicktime_jpeg_t * jpeg_info )

Definition at line 574 of file fastjpg.c.

References quicktime_fastjpg_eof(), quicktime_fastjpg_readbyte(), and quicktime_fastjpg_readint16().

Referenced by quicktime_fastjpg_read_markers().

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int quicktime_fastjpg_skip_to_next_rst ( quicktime_jpeg_t * jpeg_info )

Definition at line 1020 of file fastjpg.c.

References quicktime_jpeg_t::chunk, quicktime_jpeg_t::chunk_size, quicktime_jpeg_t::jpg_h_bbuf, quicktime_jpeg_t::jpg_h_bnum, and M_EOI.

Variable Documentation

long JJ_ZAG[DCTSIZE2+16] [static]

Initial value:

 
{
  0,  1,  8, 16,  9,  2,  3, 10,
 17, 24, 32, 25, 18, 11,  4,  5,
 12, 19, 26, 33, 40, 48, 41, 34,
 27, 20, 13,  6,  7, 14, 21, 28,
 35, 42, 49, 56, 57, 50, 43, 36,
 29, 22, 15, 23, 30, 37, 44, 51,
 58, 59, 52, 45, 38, 31, 39, 46,
 53, 60, 61, 54, 47, 55, 62, 63,
  0,  0,  0,  0,  0,  0,  0,  0, 
  0,  0,  0,  0,  0,  0,  0,  0
}

Definition at line 61 of file fastjpg.c.

Referenced by quicktime_fastjpg_huffparse(), and quicktime_fastjpg_readDQT().

char std_chrominance_quant_tbl[64] [static]

Initial value:

 {
  17,  18,  18,  24,  21,  24,  47,  26,
  26,  47,  99,  66,  56,  66,  99,  99,
  99,  99,  99,  99,  99,  99,  99,  99,
  99,  99,  99,  99,  99,  99,  99,  99,
  99,  99,  99,  99,  99,  99,  99,  99,
  99,  99,  99,  99,  99,  99,  99,  99,
  99,  99,  99,  99,  99,  99,  99,  99,
  99,  99,  99,  99,  99,  99,  99,  99
}

Definition at line 86 of file fastjpg.c.

Referenced by quicktime_fastjpg_buildstdDQT().

char std_luminance_quant_tbl[64] [static]

Initial value:

 {
  16,  11,  12,  14,  12,  10,  16,  14,
  13,  14,  18,  17,  16,  19,  24,  40,
  26,  24,  22,  22,  24,  49,  35,  37,
  29,  40,  58,  51,  61,  60,  57,  51,
  56,  55,  64,  72,  92,  78,  64,  68,
  87,  69,  55,  56,  80, 109,  81,  87,
  95,  98, 103, 104, 103,  62,  77, 113,
 121, 112, 100, 120,  92, 101, 103,  99
}

Definition at line 75 of file fastjpg.c.

Referenced by quicktime_fastjpg_buildstdDQT().


Defines
#define	M_SOF0 0xc0
#define	M_SOF1 0xc1
#define	M_SOF2 0xc2
#define	M_SOF3 0xc3
#define	M_SOF5 0xc5
#define	M_SOF6 0xc6
#define	M_SOF7 0xc7
#define	M_JPG 0xc8
#define	M_SOF9 0xc9
#define	M_SOF10 0xca
#define	M_SOF11 0xcb
#define	M_SOF13 0xcd
#define	M_SOF14 0xce
#define	M_SOF15 0xcf
#define	M_DHT 0xc4
#define	M_DAC 0xcc
#define	M_RST0 0xd0
#define	M_RST1 0xd1
#define	M_RST2 0xd2
#define	M_RST3 0xd3
#define	M_RST4 0xd4
#define	M_RST5 0xd5
#define	M_RST6 0xd6
#define	M_RST7 0xd7
#define	M_SOI 0xd8
#define	M_EOI 0xd9
#define	M_SOS 0xda
#define	M_DQT 0xdb
#define	M_DNL 0xdc
#define	M_DRI 0xdd
#define	M_DHP 0xde
#define	M_EXP 0xdf
#define	M_APP0 0xe0
#define	M_APP1 0xe1
#define	M_APP2 0xe2
#define	M_APP3 0xe3
#define	M_APP4 0xe4
#define	M_APP5 0xe5
#define	M_APP6 0xe6
#define	M_APP7 0xe7
#define	M_APP8 0xe8
#define	M_APP9 0xe9
#define	M_APP10 0xea
#define	M_APP11 0xeb
#define	M_APP12 0xec
#define	M_APP13 0xed
#define	M_APP14 0xee
#define	M_APP15 0xef
#define	M_JPG0 0xf0
#define	M_JPG13 0xfd
#define	M_COM 0xfe
#define	M_TEM 0x01
#define	M_ERROR 0x100
Functions
int	quicktime_fastjpg_skip (quicktime_jpeg_t *jpeg_info, long len)
int	quicktime_fastjpg_readbyte (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_readint16 (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_readint32 (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_eof (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_init_limittable (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_init_yuv (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_init (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_deleteMCU (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_delete (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_resethuffman (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_buildhuffman (quicktime_jpeg_t jpeg_info, quicktime_jpeg_huffman htable, unsigned char hbits, unsigned char hvals)
int	quicktime_fastjpg_buildstdhuffman (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_buildstdDQT (quicktime_jpeg_t *jpeg_info, long scale)
int	quicktime_fastjpg_get_marker (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_skip_marker (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_check_for_marker (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_readSOI (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_readSOF (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_readSOS (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_readDHT (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_readDQT (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_readAPPX (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_readDRI (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_readEOI (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_read_markers (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_initMCU (quicktime_jpeg_t *jpeg_info, int width, int height, int full_flag)
int	quicktime_fastjpg_skip_to_next_rst (quicktime_jpeg_t *jpeg_info)
int	quicktime_fastjpg_huffparse (quicktime_jpeg_t jpeg_info, quicktime_jpeg_comp_header comp, int16_t dct_buf, unsigned long qtab, unsigned char *OBuf)
int	quicktime_fastjpg_MCU411111_to_RGB (QUICKTIME_MCU_ARGS)
int	quicktime_fastjpg_decode_411111 (quicktime_jpeg_t jpeg_info, unsigned char *output_rows, int jpeg_width, int jpeg_height, int interlaced, int row_offset, int frame_width, int frame_height)
int	quicktime_fastjpg_MCU221111_to_RGB (QUICKTIME_MCU_ARGS)
int	quicktime_fastjpg_decode_221111 (quicktime_jpeg_t jpeg_info, unsigned char *output_rows, int jpeg_width, int jpeg_height, int interlaced, int row_offset, int frame_width, int frame_height)
int	quicktime_fastjpg_double_mcu (unsigned char *ptr, int mcus)
int	quicktime_fastjpg_MCU211111_to_RGB (QUICKTIME_MCU_ARGS)
int	quicktime_fastjpg_decode_211111 (quicktime_jpeg_t jpeg_info, unsigned char *output_rows, int jpeg_width, int jpeg_height, int interlaced, int row_offset, int frame_width, int frame_height)
int	quicktime_fastjpg_MCU111111_to_RGB (QUICKTIME_MCU_ARGS)
int	quicktime_fastjpg_decode_111111 (quicktime_jpeg_t jpeg_info, unsigned char *output_rows, int jpeg_width, int jpeg_height, int interlaced, int row_offset, int frame_width, int frame_height, int grey)
int	quicktime_fastjpg_decode (unsigned char chunk, long chunk_size, unsigned char output_rows, quicktime_jpeg_t jpeg_info, int frame_width, int frame_height, int interlaced)
Variables
static long	JJ_ZAG [DCTSIZE2+16]
static char	std_luminance_quant_tbl [64]
static char	std_chrominance_quant_tbl [64]