decode.mid

来自「君正早期ucos系统(只有早期的才不没有打包成库),MPLAYER,文件系统,图」· MID 代码 · 共 1,767 行 · 第 1/2 页

	.file	1 "decode.c"
	.section .mdebug.abi32
	.previous
	.section	.text.mpeg2_info,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_info
	.ent	mpeg2_info
	.type	mpeg2_info, @function
mpeg2_info:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	j	$31
	addiu	$2,$4,16976

	.set	macro
	.set	reorder
	.end	mpeg2_info
	.section	.text.mpeg2_buffer,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_buffer
	.ent	mpeg2_buffer
	.type	mpeg2_buffer, @function
mpeg2_buffer:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	sw	$6,17588($4)
	j	$31
	sw	$5,17584($4)

	.set	macro
	.set	reorder
	.end	mpeg2_buffer
	.section	.text.mpeg2_getpos,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_getpos
	.ent	mpeg2_getpos
	.type	mpeg2_getpos, @function
mpeg2_getpos:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	lw	$3,17584($4)
	lw	$2,17588($4)
	j	$31
	subu	$2,$2,$3

	.set	macro
	.set	reorder
	.end	mpeg2_getpos
	.section	.text.seek_chunk,"ax",@progbits
	.align	2
	.align	5
	.ent	seek_chunk
	.type	seek_chunk, @function
seek_chunk:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	lw	$3,17584($4)
	lw	$2,17588($4)
	subu	$8,$2,$3
	beq	$8,$0,$L8
	move	$10,$3

	lw	$5,17020($4)
	addu	$7,$3,$8
	li	$9,256			# 0x100
$L10:
	lbu	$2,0($3)
	addiu	$3,$3,1
	or	$2,$5,$2
	beq	$5,$9,$L21
	sltu	$6,$3,$7

	bne	$6,$0,$L10
	sll	$5,$2,8

	sw	$5,17020($4)
	sw	$3,17584($4)
$L8:
	lw	$2,17076($4)
	move	$5,$0
	addu	$2,$2,$8
	sw	$2,17076($4)
	j	$31
	move	$2,$5

$L21:
	li	$2,-256			# 0xffffffffffffff00
	subu	$6,$3,$10
	sw	$2,17020($4)
	beq	$6,$0,$L8
	sw	$3,17584($4)

	lw	$2,17076($4)
	li	$5,-1			# 0xffffffffffffffff
	addu	$2,$2,$6
	sw	$2,17076($4)
	lbu	$3,-1($3)
	move	$2,$5
	j	$31
	sb	$3,17052($4)

	.set	macro
	.set	reorder
	.end	seek_chunk
	.section	.text.mpeg2_convert,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_convert
	.ent	mpeg2_convert
	.type	mpeg2_convert, @function
mpeg2_convert:
	.frame	$sp,72,$31		# vars= 24, regs= 4/0, args= 32, gp= 0
	.mask	0x80070000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-72
	sw	$18,64($sp)
	sw	$17,60($sp)
	sw	$16,56($sp)
	lui	$2,%hi(mpeg2_accels)
	sw	$31,68($sp)
	lw	$3,%lo(mpeg2_accels)($2)
	move	$16,$4
	move	$18,$6
	addiu	$2,$sp,32
	move	$17,$5
	move	$4,$0
	move	$5,$0
	addiu	$6,$16,17160
	move	$7,$0
	sw	$3,16($sp)
	sw	$2,24($sp)
	jal	$17
	sw	$18,20($sp)

	bne	$2,$0,$L23
	lw	$3,32($sp)

	sw	$17,17564($16)
	sw	$18,17568($16)
	sw	$3,17572($16)
	sw	$0,17576($16)
$L23:
	lw	$31,68($sp)
	lw	$18,64($sp)
	lw	$17,60($sp)
	lw	$16,56($sp)
	j	$31
	addiu	$sp,$sp,72

	.set	macro
	.set	reorder
	.end	mpeg2_convert
	.section	.text.mpeg2_stride,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_stride
	.ent	mpeg2_stride
	.type	mpeg2_stride, @function
mpeg2_stride:
	.frame	$sp,64,$31		# vars= 24, regs= 2/0, args= 32, gp= 0
	.mask	0x80010000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-64
	sw	$16,56($sp)
	sw	$31,60($sp)
	move	$16,$4
	lw	$9,17564($16)
	addiu	$6,$4,17160
	move	$8,$5
	move	$7,$5
	li	$4,1			# 0x1
	beq	$9,$0,$L31
	move	$5,$0

	lui	$2,%hi(mpeg2_accels)
	lw	$3,%lo(mpeg2_accels)($2)
	lw	$8,17568($16)
	addiu	$2,$sp,32
	sw	$2,24($sp)
	sw	$3,16($sp)
	jal	$9
	sw	$8,20($sp)

	move	$5,$2
	lw	$2,32($sp)
	sw	$5,17576($16)
	sw	$2,17572($16)
	lw	$31,60($sp)
	lw	$16,56($sp)
	move	$2,$5
	j	$31
	addiu	$sp,$sp,64

$L31:
	lw	$3,17160($16)
	slt	$2,$8,$3
	move	$5,$3
	movz	$5,$8,$2
	sw	$5,44($16)
	lw	$31,60($sp)
	lw	$16,56($sp)
	move	$2,$5
	j	$31
	addiu	$sp,$sp,64

	.set	macro
	.set	reorder
	.end	mpeg2_stride
	.section	.text.mpeg2_custom_fbuf,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_custom_fbuf
	.ent	mpeg2_custom_fbuf
	.type	mpeg2_custom_fbuf, @function
mpeg2_custom_fbuf:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	j	$31
	sw	$5,17520($4)

	.set	macro
	.set	reorder
	.end	mpeg2_custom_fbuf
	.section	.text.mpeg2_skip,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_skip
	.ent	mpeg2_skip
	.type	mpeg2_skip, @function
mpeg2_skip:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	li	$2,175			# 0xaf
	movn	$2,$0,$5
	li	$3,1
	sb	$2,17093($4)
	j	$31
	sb	$3,17092($4)

	.set	macro
	.set	reorder
	.end	mpeg2_skip
	.section	.text.mpeg2_slice_region,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_slice_region
	.ent	mpeg2_slice_region
	.type	mpeg2_slice_region, @function
mpeg2_slice_region:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	li	$7,176			# 0xb0
	slt	$2,$5,177
	movn	$7,$5,$2
	li	$9,1			# 0x1
	blez	$5,$L47
	move	$8,$4

	andi	$9,$7,0x00ff
$L42:
	slt	$3,$6,177
	li	$2,176			# 0xb0
	movn	$2,$6,$3
	slt	$4,$6,$7
	subu	$2,$2,$7
	bne	$4,$0,$L45
	move	$3,$0

	andi	$3,$2,0x00ff
$L45:
	sb	$3,17093($8)
	j	$31
	sb	$9,17092($8)

$L47:
	j	$L42
	li	$7,1			# 0x1

	.set	macro
	.set	reorder
	.end	mpeg2_slice_region
	.section	.text.mpeg2_tag_picture,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_tag_picture
	.ent	mpeg2_tag_picture
	.type	mpeg2_tag_picture, @function
mpeg2_tag_picture:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	lw	$2,17072($4)
	lw	$3,17056($4)
	lw	$7,17060($4)
	addiu	$2,$2,1
	sw	$3,17064($4)
	sw	$7,17068($4)
	sw	$5,17056($4)
	sw	$6,17060($4)
	sw	$2,17072($4)
	j	$31
	sw	$0,17076($4)

	.set	macro
	.set	reorder
	.end	mpeg2_tag_picture
	.section	.text.mpeg2_init_var,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_init_var
	.ent	mpeg2_init_var
	.type	mpeg2_init_var, @function
mpeg2_init_var:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	lui	$2,%hi(mpeg2_accels)
	j	$31
	sw	$0,%lo(mpeg2_accels)($2)

	.set	macro
	.set	reorder
	.end	mpeg2_init_var
	.section	.text.mpeg2_close,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_close
	.ent	mpeg2_close
	.type	mpeg2_close, @function
mpeg2_close:
	.frame	$sp,24,$31		# vars= 0, regs= 2/0, args= 16, gp= 0
	.mask	0x80010000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-24
	sw	$16,16($sp)
	sw	$31,20($sp)
	jal	mpeg2_header_state_init
	move	$16,$4

	jal	mpeg2_free
	lw	$4,17040($16)

	move	$4,$16
	lw	$31,20($sp)
	lw	$16,16($sp)
	j	mpeg2_free
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	mpeg2_close
	.section	.text.mpeg2_reset,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_reset
	.ent	mpeg2_reset
	.type	mpeg2_reset, @function
mpeg2_reset:
	.frame	$sp,32,$31		# vars= 0, regs= 3/0, args= 16, gp= 0
	.mask	0x80030000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-32
	li	$2,-256			# 0xffffffffffffff00
	sw	$17,20($sp)
	sw	$16,16($sp)
	sw	$31,24($sp)
	sw	$2,17020($4)
	lui	$2,%hi(mpeg2_seek_header)
	li	$3,-76
	addiu	$2,$2,%lo(mpeg2_seek_header)
	sb	$3,17052($4)
	sw	$2,17028($4)
	li	$3,9			# 0x9
	li	$2,1			# 0x1
	move	$17,$4
	sw	$3,17032($4)
	sw	$2,17080($4)
	sw	$0,17588($4)
	sw	$0,17584($4)
	sw	$0,17072($4)
	move	$16,$5
	jal	mpeg2_reset_info
	addiu	$4,$4,16976

	move	$4,$17
	sw	$0,16980($17)
	sw	$0,17012($17)
	bne	$16,$0,$L58
	sw	$0,17016($17)

	lw	$31,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,32

$L58:
	sw	$0,16976($17)
	lw	$31,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	j	mpeg2_header_state_init
	addiu	$sp,$sp,32

	.set	macro
	.set	reorder
	.end	mpeg2_reset
	.section	.text.mpeg2_accel,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_accel
	.ent	mpeg2_accel
	.type	mpeg2_accel, @function
mpeg2_accel:
	.frame	$sp,32,$31		# vars= 0, regs= 4/0, args= 16, gp= 0
	.mask	0x80070000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-32
	sw	$18,24($sp)
	lui	$18,%hi(mpeg2_accels)
	sw	$17,20($sp)
	sw	$31,28($sp)
	sw	$16,16($sp)
	move	$17,$4
	bltz	$4,$L63
	sw	$0,%lo(mpeg2_accels)($18)

	li	$16,-2147483648			# 0xffffffff80000000
$L64:
	or	$16,$17,$16
	move	$4,$16
	jal	mpeg2_cpu_state_init
	sw	$16,%lo(mpeg2_accels)($18)

	jal	mpeg2_idct_init
	move	$4,$16

	jal	mpeg2_mc_init
	move	$4,$16

	lw	$3,%lo(mpeg2_accels)($18)
	li	$2,2147418112			# 0x7fff0000
	ori	$2,$2,0xffff
	lw	$31,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	and	$2,$3,$2
	j	$31
	addiu	$sp,$sp,32

$L63:
	jal	mpeg2_detect_accel
	li	$16,-2147483648			# 0xffffffff80000000

	j	$L64
	or	$17,$17,$2

	.set	macro
	.set	reorder
	.end	mpeg2_accel
	.section	.text.mpeg2_set_buf,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_set_buf
	.ent	mpeg2_set_buf
	.type	mpeg2_set_buf, @function
mpeg2_set_buf:
	.frame	$sp,32,$31		# vars= 0, regs= 4/0, args= 16, gp= 0
	.mask	0x80070000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-32
	sw	$18,24($sp)
	sw	$17,20($sp)
	sw	$16,16($sp)
	sw	$31,28($sp)
	lw	$7,17520($4)
	move	$16,$4
	move	$17,$5
	beq	$7,$0,$L66
	move	$18,$6

	lw	$3,17032($4)
	li	$2,1			# 0x1
	beq	$3,$2,$L77
	nop

$L68:
	lw	$5,16788($16)
	xori	$5,$5,0x3
	jal	mpeg2_set_fbuf
	sltu	$5,$5,1

	lw	$5,17460($16)
	lw	$2,0($17)
	lw	$4,17464($16)
	sw	$2,0($5)
	lw	$3,4($17)
	lw	$7,17520($16)
	sw	$3,4($5)
	lw	$2,8($17)
	sw	$18,12($5)
	beq	$4,$0,$L78
	sw	$2,8($5)

$L71:
	beq	$7,$0,$L80
	lw	$31,28($sp)

	lw	$4,17464($16)
	lw	$2,0($4)
	beq	$2,$0,$L79
	nop

$L80:
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,32

$L66:
	lw	$2,17088($4)
	sll	$3,$2,4
	addiu	$2,$2,1
	addiu	$3,$3,17472
	sw	$2,17084($4)
	sw	$2,17088($4)
	lw	$2,0($17)
	addu	$5,$4,$3
	sw	$2,0($5)
	lw	$3,4($17)
	lw	$4,17464($16)
	sw	$3,4($5)
	lw	$2,8($17)
	sw	$18,12($5)
	bne	$4,$0,$L71
	sw	$2,8($5)

$L78:
	lw	$2,17460($16)
	sw	$0,17468($16)
	j	$L71
	sw	$2,17464($16)

$L79:
	lw	$2,0($17)
	sw	$0,12($4)
	sw	$2,0($4)
	lw	$3,4($17)
	sw	$3,4($4)
	lw	$2,8($17)
	sw	$2,8($4)
	lw	$31,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,32

$L77:
	lw	$2,17464($4)
	lw	$3,17460($4)
	sw	$2,17468($4)
	j	$L68
	sw	$3,17464($4)

	.set	macro
	.set	reorder
	.end	mpeg2_set_buf
	.section	.text.mpeg2_parse_header,"ax",@progbits
	.align	2
	.align	5
	.globl	mpeg2_parse_header
	.ent	mpeg2_parse_header
	.type	mpeg2_parse_header, @function
mpeg2_parse_header:
	.frame	$sp,24,$31		# vars= 0, regs= 2/0, args= 16, gp= 0
	.mask	0x80010000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-24
	sw	$16,16($sp)
	sw	$31,20($sp)
	lui	$2,%hi(mpeg2_parse_header)
	addiu	$2,$2,%lo(mpeg2_parse_header)
	lw	$8,17584($4)
	lw	$7,17048($4)
	move	$16,$4
	sw	$2,17028($4)
	sw	$0,17012($4)
	sw	$0,17016($4)
$L82:
	lw	$3,17040($16)
	lw	$4,17588($16)
	li	$2,1179648			# 0x120000
	ori	$2,$2,0xa800
	subu	$3,$3,$7
	addu	$9,$3,$2
	subu	$4,$4,$8
	slt	$2,$9,$4
	move	$5,$8
	bne	$2,$0,$L83
	move	$6,$7

	beq	$4,$0,$L90
	move	$11,$0

	lw	$3,17020($16)
	move	$11,$4
	addu	$9,$8,$4
	li	$10,256			# 0x100
$L87:
	lbu	$2,0($5)
	addiu	$5,$5,1
	or	$7,$3,$2
	beq	$3,$10,$L117
	sltu	$8,$5,$9

	sb	$2,0($6)
	sll	$3,$7,8
	bne	$8,$0,$L87
	addiu	$6,$6,1

	lw	$7,17048($16)
	sw	$3,17020($16)
	sw	$5,17584($16)
$L90:
	lw	$2,17076($16)
	addu	$7,$7,$11
	addu	$2,$2,$4
	sw	$2,17076($16)
	sw	$7,17048($16)
	move	$4,$0
	lw	$31,20($sp)
	lw	$16,16($sp)
	move	$2,$4
	j	$31
	addiu	$sp,$sp,24

$L83:
	beq	$9,$0,$L95
	nop

	lw	$2,17020($16)
	addu	$8,$8,$9
	li	$10,256			# 0x100
$L97:
	lbu	$3,0($5)
	addiu	$5,$5,1
	or	$4,$2,$3
	beq	$2,$10,$L118
	sltu	$7,$5,$8

	sb	$3,0($6)
	sll	$2,$4,8
	bne	$7,$0,$L97
	addiu	$6,$6,1

	sw	$2,17020($16)
	sw	$5,17584($16)
$L95:
	lw	$2,17076($16)
	lui	$3,%hi(mpeg2_seek_header)
	addiu	$3,$3,%lo(mpeg2_seek_header)
	addu	$2,$2,$9
	sw	$3,17028($16)
	li	$3,-76
	li	$4,9			# 0x9
	sw	$2,17076($16)
	sb	$3,17052($16)
$L94:
	lw	$31,20($sp)
	lw	$16,16($sp)
	move	$2,$4
	j	$31
	addiu	$sp,$sp,24

$L118:
	lw	$3,17584($16)
	addiu	$7,$6,1
	li	$2,-256			# 0xffffffffffffff00
	subu	$6,$5,$3
	sw	$2,17020($16)
	sw	$7,17048($16)
	beq	$6,$0,$L95
	sw	$5,17584($16)

$L91:
	lbu	$3,17052($16)
	lui	$2,%hi(process_header.3277)
	andi	$3,$3,0xb
	lw	$4,17076($16)
	addiu	$2,$2,%lo(process_header.3277)
	sll	$3,$3,2
	addu	$3,$3,$2
	addu	$4,$4,$6
	lw	$2,0($3)
	sw	$4,17076($16)
	jal	$2
	move	$4,$16

	bne	$2,$0,$L116
	lui	$3,%hi(mpeg2_seek_header)

	lw	$8,17584($16)
	lw	$2,17032($16)
	lbu	$3,-1($8)
	sll	$2,$2,8
	addu	$4,$2,$3
	li	$2,946			# 0x3b2
	beq	$4,$2,$L106
	sb	$3,17052($16)

	sltu	$2,$4,947
	beq	$2,$0,$L110
	li	$2,1205			# 0x4b5

	li	$2,437			# 0x1b5
	beq	$4,$2,$L106
	sltu	$2,$4,438

	bne	$2,$0,$L119
	li	$2,256			# 0x100

	li	$2,440			# 0x1b8
	beq	$4,$2,$L107
	nop

	li	$2,768			# 0x300
	bne	$4,$2,$L122
	lui	$2,%hi(mpeg2_seek_header)

	jal	mpeg2_header_gop_finalize
	move	$4,$16

	lui	$2,%hi(mpeg2_header_picture_start)
	addiu	$2,$2,%lo(mpeg2_header_picture_start)
	j	$L113
	sw	$2,17028($16)

$L119:
	beq	$4,$2,$L105
	lui	$2,%hi(mpeg2_header_picture_start)

	li	$2,434			# 0x1b2
	bne	$4,$2,$L122
	lui	$2,%hi(mpeg2_seek_header)

$L106:
	lw	$7,17044($16)
	j	$L82
	sw	$7,17048($16)

$L117:
	lw	$3,17584($16)
	addiu	$7,$6,1
	li	$2,-256			# 0xffffffffffffff00
	subu	$6,$5,$3
	sw	$2,17020($16)
	sw	$7,17048($16)
	bne	$6,$0,$L91
	sw	$5,17584($16)

	j	$L90
	lw	$7,17048($16)

$L110:
	beq	$4,$2,$L106
	sltu	$2,$4,1206

	bne	$2,$0,$L120
	li	$2,1025			# 0x401

	li	$2,1714			# 0x6b2
	beq	$4,$2,$L106
	li	$2,1717			# 0x6b5

	beq	$4,$2,$L106
	li	$2,1537			# 0x601

	bne	$4,$2,$L122
	lui	$2,%hi(mpeg2_seek_header)

$L109:
	lui	$2,%hi(mpeg2_accels)
	lw	$5,%lo(mpeg2_accels)($2)
	jal	mpeg2_header_picture_finalize
	move	$4,$16

	lui	$2,%hi(mpeg2_header_slice_start)
	addiu	$2,$2,%lo(mpeg2_header_slice_start)
	sw	$2,17028($16)
$L113:
	lw	$2,17040($16)
$L121:
	lw	$4,17032($16)
	sw	$0,17096($16)
	sw	$2,17044($16)
	j	$L94
	sw	$2,17048($16)

$L120:
	beq	$4,$2,$L109
	li	$2,1202			# 0x4b2

	beq	$4,$2,$L106
	lui	$2,%hi(mpeg2_seek_header)

$L122:
	addiu	$2,$2,%lo(mpeg2_seek_header)
	li	$4,9			# 0x9
	j	$L94
	sw	$2,17028($16)

$L105:
	addiu	$2,$2,%lo(mpeg2_header_picture_start)
	sw	$2,17028($16)
$L107:
	jal	mpeg2_header_sequence_finalize
	move	$4,$16

	j	$L121
	lw	$2,17040($16)

$L116:
	lw	$2,17584($16)