demux_avi.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 5,181 行 · 第 1/5 页

	sw	$16,56($sp)
	sw	$17,60($sp)
	move	$18,$0
	move	$19,$0
	move	$14,$0
$L393:
	lw	$3,0($10)
	li	$9,100			# 0x64
	sw	$3,48($sp)
	lbu	$2,0($13)
	lbu	$3,0($12)
	addiu	$2,$2,-48
	addiu	$3,$3,-48
	andi	$4,$2,0x00ff
	andi	$5,$3,0x00ff
	sltu	$2,$4,10
	beq	$2,$0,$L397
	sltu	$6,$5,10

	sll	$3,$4,3
	sll	$2,$4,1
	beq	$6,$0,$L397
	addu	$2,$2,$3

	addu	$9,$2,$5
$L397:
	lw	$2,68($11)
	beq	$9,$2,$L476
	lw	$8,12($10)

	lw	$3,4($23)
	lw	$2,68($3)
	bne	$9,$2,$L400
	lw	$9,56($sp)

	lw	$3,28($21)
	addu	$4,$9,$8
	sltu	$2,$4,$9
	lw	$9,60($sp)
	sra	$7,$8,31
	addu	$5,$9,$7
	addu	$5,$2,$5
	addu	$2,$8,$3
	addiu	$2,$2,-1
	div	$0,$2,$3
	teq	$3,$0,7
	sw	$4,56($sp)
	sw	$5,60($sp)
	mflo	$2
	addu	$19,$19,$2
$L400:
	lw	$2,4($21)
	addiu	$14,$14,1
	slt	$2,$14,$2
	bne	$2,$0,$L393
	addiu	$10,$10,16

	j	$L491
	lw	$2,56($sp)

$L476:
	addu	$6,$16,$8
	sra	$5,$8,31
	sltu	$2,$6,$16
	addu	$7,$17,$5
	addu	$7,$2,$7
	move	$16,$6
	move	$17,$7
	j	$L400
	addiu	$18,$18,1

	.set	macro
	.set	reorder
	.end	demux_open_hack_avi
	.section	.rodata.str1.4
	.align	2
$LC24:
	.ascii	"ON2 AVI format\000"
	.section	.text.avi_check_file,"ax",@progbits
	.align	2
	.align	5
	.ent	avi_check_file
	.type	avi_check_file, @function
avi_check_file:
	.frame	$sp,40,$31		# vars= 0, regs= 6/0, args= 16, gp= 0
	.mask	0x801f0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-40
	sw	$20,32($sp)
	sw	$31,36($sp)
	sw	$19,28($sp)
	sw	$18,24($sp)
	sw	$17,20($sp)
	sw	$16,16($sp)
	lw	$16,16($4)
	move	$20,$4
	lw	$3,36($16)
	lw	$4,40($16)
	sltu	$2,$3,$4
	beq	$2,$0,$L499
	addiu	$5,$3,1

	lw	$2,80($16)
	addu	$2,$3,$2
	lbu	$3,0($2)
	sw	$5,36($16)
	move	$19,$3
$L501:
	sltu	$2,$5,$4
	beq	$2,$0,$L504
	nop

	lw	$2,80($16)
	addu	$2,$5,$2
	lbu	$3,0($2)
	addiu	$5,$5,1
	sll	$18,$3,8
	sw	$5,36($16)
$L506:
	sltu	$2,$5,$4
	beq	$2,$0,$L509
	nop

	lw	$2,80($16)
	addu	$2,$5,$2
	lbu	$3,0($2)
	addiu	$5,$5,1
	sll	$17,$3,16
	sw	$5,36($16)
$L511:
	sltu	$2,$5,$4
	beq	$2,$0,$L514
	nop

	lw	$2,80($16)
	addu	$2,$5,$2
	lbu	$3,0($2)
	addiu	$5,$5,1
	sll	$3,$3,24
	sw	$5,36($16)
$L516:
	or	$4,$3,$19
	li	$2,1178992640			# 0x46460000
	or	$3,$17,$18
	or	$3,$3,$4
	ori	$2,$2,0x4952
	bne	$3,$2,$L570
	li	$2,540147712			# 0x20320000

$L519:
	lw	$16,16($20)
	lw	$3,36($16)
	lw	$4,40($16)
	sltu	$2,$3,$4
	beq	$2,$0,$L571
	nop

$L567:
	addiu	$3,$3,1
	sw	$3,36($16)
$L524:
	sltu	$2,$3,$4
	beq	$2,$0,$L572
	nop

$L568:
	addiu	$3,$3,1
	sw	$3,36($16)
$L528:
	sltu	$2,$3,$4
	beq	$2,$0,$L573
	nop

$L569:
	addiu	$3,$3,1
	sltu	$2,$3,$4
	beq	$2,$0,$L534
	sw	$3,36($16)

	addiu	$3,$3,1
$L589:
	sw	$3,36($16)
$L536:
	lw	$16,16($20)
	lw	$3,36($16)
	lw	$6,40($16)
	sltu	$2,$3,$6
	beq	$2,$0,$L538
	nop

$L576:
	lw	$2,80($16)
	addiu	$5,$3,1
	addu	$2,$3,$2
	lbu	$3,0($2)
	sw	$5,36($16)
	move	$19,$3
$L540:
	sltu	$2,$5,$6
	beq	$2,$0,$L543
	nop

$L578:
	lw	$2,80($16)
	addu	$2,$5,$2
	lbu	$3,0($2)
	addiu	$5,$5,1
	sll	$18,$3,8
	sw	$5,36($16)
$L545:
	sltu	$2,$5,$6
	beq	$2,$0,$L548
	nop

$L580:
	lw	$2,80($16)
	addu	$2,$5,$2
	lbu	$3,0($2)
	addiu	$5,$5,1
	sll	$17,$3,16
	sw	$5,36($16)
$L550:
	sltu	$2,$5,$6
	beq	$2,$0,$L553
	nop

$L582:
	lw	$2,80($16)
	addu	$2,$5,$2
	lbu	$3,0($2)
	addiu	$5,$5,1
	sll	$2,$3,24
	sw	$5,36($16)
$L555:
	or	$4,$19,$2
$L590:
	or	$3,$18,$17
	li	$2,541655040			# 0x20490000
	or	$3,$3,$4
	ori	$2,$2,0x5641
	beq	$3,$2,$L558
	li	$2,424214528			# 0x19490000

	ori	$2,$2,0x5641
	beq	$3,$2,$L558
	li	$2,1714552832			# 0x66320000

	ori	$2,$2,0x4e4f
	bne	$3,$2,$L521
	lui	$6,%hi($LC24)

	addiu	$6,$6,%lo($LC24)
	li	$4,5			# 0x5
	jal	mp_msg
	li	$5,4			# 0x4

	lw	$31,36($sp)
	lw	$20,32($sp)
	lw	$19,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	li	$2,3			# 0x3
	j	$31
	addiu	$sp,$sp,40

$L573:
	jal	stream_fill_buffer
	move	$4,$16

	bne	$2,$0,$L574
	nop

	lw	$3,36($16)
	lw	$4,40($16)
	sltu	$2,$3,$4
	bne	$2,$0,$L589
	addiu	$3,$3,1

$L534:
	jal	stream_fill_buffer
	move	$4,$16

	beq	$2,$0,$L536
	nop

	lw	$2,36($16)
	addiu	$2,$2,1
	sw	$2,36($16)
	lw	$16,16($20)
	lw	$3,36($16)
	lw	$6,40($16)
	sltu	$2,$3,$6
	bne	$2,$0,$L576
	nop

$L538:
	jal	stream_fill_buffer
	move	$4,$16

	beq	$2,$0,$L577
	nop

	lw	$5,36($16)
	lw	$2,80($16)
	lw	$6,40($16)
	addu	$2,$2,$5
	lbu	$3,0($2)
	addiu	$5,$5,1
	sltu	$2,$5,$6
	sw	$5,36($16)
	bne	$2,$0,$L578
	move	$19,$3

$L543:
	jal	stream_fill_buffer
	move	$4,$16

	beq	$2,$0,$L579
	nop

	lw	$5,36($16)
	lw	$2,80($16)
	lw	$6,40($16)
	addu	$2,$2,$5
	lbu	$3,0($2)
	addiu	$5,$5,1
	sltu	$2,$5,$6
	sw	$5,36($16)
	bne	$2,$0,$L580
	sll	$18,$3,8

$L548:
	jal	stream_fill_buffer
	move	$4,$16

	beq	$2,$0,$L581
	nop

	lw	$5,36($16)
	lw	$2,80($16)
	lw	$6,40($16)
	addu	$2,$2,$5
	lbu	$3,0($2)
	addiu	$5,$5,1
	sltu	$2,$5,$6
	sw	$5,36($16)
	bne	$2,$0,$L582
	sll	$17,$3,16

$L553:
	jal	stream_fill_buffer
	move	$4,$16

	beq	$2,$0,$L590
	or	$4,$19,$2

	lw	$3,36($16)
	lw	$2,80($16)
	addiu	$5,$3,1
	addu	$2,$2,$3
	lbu	$4,0($2)
	sw	$5,36($16)
	j	$L555
	sll	$2,$4,24

$L572:
	jal	stream_fill_buffer
	move	$4,$16

	bne	$2,$0,$L583
	nop

	lw	$3,36($16)
	j	$L528
	lw	$4,40($16)

$L571:
	jal	stream_fill_buffer
	move	$4,$16

	bne	$2,$0,$L584
	nop

	lw	$3,36($16)
	j	$L524
	lw	$4,40($16)

$L514:
	jal	stream_fill_buffer
	move	$4,$16

	beq	$2,$0,$L585
	nop

	lw	$3,36($16)
	lw	$2,80($16)
	addiu	$5,$3,1
	addu	$2,$2,$3
	lbu	$4,0($2)
	sw	$5,36($16)
	j	$L516
	sll	$3,$4,24

$L509:
	jal	stream_fill_buffer
	move	$4,$16

	beq	$2,$0,$L586
	nop

	lw	$5,36($16)
	lw	$2,80($16)
	lw	$4,40($16)
	addu	$2,$2,$5
	lbu	$3,0($2)
	addiu	$5,$5,1
	sll	$17,$3,16
	j	$L511
	sw	$5,36($16)

$L504:
	jal	stream_fill_buffer
	move	$4,$16

	beq	$2,$0,$L587
	nop

	lw	$5,36($16)
	lw	$2,80($16)
	lw	$4,40($16)
	addu	$2,$2,$5
	lbu	$3,0($2)
	addiu	$5,$5,1
	sll	$18,$3,8
	j	$L506
	sw	$5,36($16)

$L499:
	jal	stream_fill_buffer
	move	$4,$16

	beq	$2,$0,$L588
	nop

	lw	$5,36($16)
	lw	$2,80($16)
	lw	$4,40($16)
	addu	$2,$2,$5
	lbu	$3,0($2)
	addiu	$5,$5,1
	move	$19,$3
	j	$L501
	sw	$5,36($16)

$L570:
	ori	$2,$2,0x4e4f
	beq	$3,$2,$L519
	nop

$L521:
	lw	$31,36($sp)
	lw	$20,32($sp)
	lw	$19,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	move	$2,$0
	j	$31
	addiu	$sp,$sp,40

$L588:
	lw	$5,36($16)
	lw	$4,40($16)
	j	$L501
	li	$19,-256			# 0xffffffffffffff00

$L587:
	lw	$5,36($16)
	lw	$4,40($16)
	j	$L506
	li	$18,-65536			# 0xffffffffffff0000

$L586:
	lw	$5,36($16)
	lw	$4,40($16)
	j	$L511
	li	$17,-16777216			# 0xffffffffff000000

$L585:
	j	$L516
	move	$3,$0

$L584:
	lw	$3,36($16)
	j	$L567
	lw	$4,40($16)

$L583:
	lw	$3,36($16)
	j	$L568
	lw	$4,40($16)

$L574:
	lw	$3,36($16)
	j	$L569
	lw	$4,40($16)

$L577:
	lw	$5,36($16)
	lw	$6,40($16)
	j	$L540
	li	$19,-256			# 0xffffffffffffff00

$L579:
	lw	$5,36($16)
	lw	$6,40($16)
	j	$L545
	li	$18,-65536			# 0xffffffffffff0000

$L581:
	lw	$5,36($16)
	lw	$6,40($16)
	j	$L550
	li	$17,-16777216			# 0xffffffffff000000

$L558:
	lw	$31,36($sp)
	lw	$20,32($sp)
	lw	$19,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	li	$2,3			# 0x3
	j	$31
	addiu	$sp,$sp,40

	.set	macro
	.set	reorder
	.end	avi_check_file
	.section	.rodata.str1.4
	.align	2
$LC25:
	.ascii	"additional RIFF header...\012\000"
	.section	.text.demux_avi_fill_buffer_nini,"ax",@progbits
	.align	2
	.align	5
	.globl	demux_avi_fill_buffer_nini
	.ent	demux_avi_fill_buffer_nini
	.type	demux_avi_fill_buffer_nini, @function
demux_avi_fill_buffer_nini:
	.frame	$sp,80,$31		# vars= 16, regs= 10/0, args= 24, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-80
	sw	$21,60($sp)
	sw	$31,76($sp)
	sw	$fp,72($sp)
	sw	$23,68($sp)
	sw	$22,64($sp)
	sw	$20,56($sp)
	sw	$19,52($sp)
	sw	$18,48($sp)
	sw	$17,44($sp)
	sw	$16,40($sp)
	lw	$2,56($4)
	lw	$3,2248($4)
	move	$21,$4
	sw	$5,84($sp)
	beq	$2,$5,$L733
	sw	$3,36($sp)

	lw	$2,52($4)
	lw	$3,84($sp)
	beq	$3,$2,$L734
	lw	$4,36($sp)

$L595:
	move	$3,$0
$L605:
	lw	$31,76($sp)
	lw	$fp,72($sp)
	lw	$23,68($sp)
	lw	$22,64($sp)
	lw	$21,60($sp)
	lw	$20,56($sp)
	lw	$19,52($sp)
	lw	$18,48($sp)
	lw	$17,44($sp)
	lw	$16,40($sp)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,80

$L734:
	addiu	$4,$4,12
	sw	$4,28($sp)
	move	$2,$4
$L594:
	lw	$17,16($21)
	lw	$5,0($2)
	lw	$3,44($17)
	slt	$2,$5,$3
	beq	$2,$0,$L597
	nop

	lw	$2,40($17)
	subu	$2,$3,$2
	subu	$2,$5,$2
	bltz	$2,$L597
	nop

	sw	$2,36($17)
$L600:
	sw	$0,32($sp)
$L601:
	lw	$3,36($17)
	lw	$2,44($17)
	lw	$4,40($17)
	addu	$2,$2,$3
	lw	$5,12($21)
	subu	$2,$2,$4
	slt	$3,$2,$5
	bne	$3,$0,$L602
	sw	$2,4($21)

	lw	$2,8($21)
	slt	$2,$2,$5
	bne	$2,$0,$L710
	lw	$4,84($sp)

$L602:
	lw	$3,36($17)
	lw	$6,40($17)
	sltu	$2,$3,$6
	beq	$2,$0,$L606
	addiu	$5,$3,1

	lw	$2,80($17)
	addu	$2,$3,$2
	lbu	$3,0($2)
	sw	$5,36($17)
	sw	$3,24($sp)
$L608:
	sltu	$2,$5,$6
	beq	$2,$0,$L611
	nop

$L743:
	lw	$2,80($17)
	addu	$2,$5,$2
	lbu	$3,0($2)
	addiu	$5,$5,1
	sll	$fp,$3,8
	sw	$5,36($17)
$L613:
	sltu	$2,$5,$6
	beq	$2,$0,$L616
	nop

$L744:
	lw	$2,80($17)
	addu	$2,$5,$2
	lbu	$3,0($2)
	addiu	$5,$5,1
	sll	$23,$3,16
	sw	$5,36($17)
$L618:
	sltu	$2,$5,$6
	beq	$2,$0,$L621
	nop

$L745:
	lw	$2,80($17)
	addu	$2,$5,$2
	lbu	$3,0($2)
	addiu	$5,$5,1
	sll	$20,$3,24
	sw	$5,36($17)
$L623:
	lw	$16,16($21)
	lw	$3,36($16)
	lw	$4,40($16)
	sltu	$2,$3,$4
	beq	$2,$0,$L626
	nop

$L746:
	lw	$2,80($16)
	addiu	$5,$3,1
	addu	$2,$3,$2
	lbu	$3,0($2)
	sw	$5,36($16)
	move	$22,$3
$L628:
	sltu	$2,$5,$4
	beq	$2,$0,$L631
	nop

	lw	$2,80($16)
	addu	$2,$5,$2
	lbu	$3,0($2)
	addiu	$5,$5,1
	sll	$19,$3,8
	sw	$5,36($16)
$L633:
	sltu	$2,$5,$4
	beq	$2,$0,$L636
	nop

	lw	$2,80($16)
	addu	$2,$5,$2
	lbu	$3,0($2)
	addiu	$5,$5,1
	sll	$18,$3,16
	sw	$5,36($16)
$L638:
	sltu	$2,$5,$4
	beq	$2,$0,$L641
	nop

$L742:
	lw	$2,80($16)
	addu	$2,$5,$2
	lbu	$3,0($2)
	addiu	$5,$5,1
	sll	$6,$3,24
	sw	$5,36($16)
$L643:
	lw	$17,16($21)
	lw	$2,56($17)
	bne	$2,$0,$L595
	lw	$2,24($sp)

	or	$4,$fp,$23
	or	$3,$2,$20
	li	$2,1414725632			# 0x54530000
	or	$16,$4,$3
	ori	$2,$2,0x494c
	beq	$16,$2,$L731
	li	$2,1178992640			# 0x46460000

	ori	$2,$2,0x4952
	beq	$16,$2,$L735
	or	$3,$19,$18

	or	$2,$22,$6
	move	$4,$21
	move	$5,$16
	jal	demux_avi_select_stream
	or	$17,$3,$2

	lw	$3,84($sp)
	beq	$3,$2,$L736
	li	$2,-2			# 0xfffffffffffffffe

	addiu	$3,$17,1
	and	$16,$3,$2
	bltz	$16,$L737
	lw	$17,16($21)

	li	$2,262144			# 0x40000
	slt	$2,$2,$16
	bne	$2,$0,$L687
	nop

	blez	$16,$L748
	lw	$3,32($sp)

$L708:
	lw	$6,40($17)
	j	$L711
	lw	$5,36($17)

$L695:
	slt	$2,$3,$16
	movz	$3,$16,$2
	addu	$4,$5,$3
	subu	$16,$16,$3
	move	$5,$4
	blez	$16,$L709
	sw	$4,36($17)

$L711:
	subu	$2,$6,$5
	move	$4,$17
	bne	$2,$0,$L695
	move	$3,$2

	jal	stream_fill_buffer
	nop

	beq	$2,$0,$L709
	nop

	lw	$5,36($17)
	lw	$6,40($17)
	subu	$3,$6,$5
	slt	$2,$3,$16
	movz	$3,$16,$2
	addu	$4,$5,$3
	subu	$16,$16,$3
	move	$5,$4
	bgtz	$16,$L711
	sw	$4,36($17)

$L709:
	lw	$17,16($21)
	lw	$3,32($sp)
$L748:
	li	$2,1			# 0x1
	bne	$3,$2,$L601
	nop

	lw	$3,36($17)
	lw	$2,44($17)
	lw	$4,40($17)
	addu	$2,$2,$3
	subu	$2,$2,$4
	lw	$4,28($sp)
	li	$3,1			# 0x1
	sw	$2,0($4)
$L741:
	lw	$31,76($sp)
	lw	$fp,72($sp)
	lw	$23,68($sp)
	lw	$22,64($sp)
	lw	$21,60($sp)
	lw	$20,56($sp)
	lw	$19,52($sp)
	lw	$18,48($sp)
	lw	$17,44($sp)
	lw	$16,40($sp)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,80

$L735:
	lui	$6,%hi($LC25)
	addiu	$6,$6,%lo($LC25)
	li	$4,7			# 0x7
	jal	mp_msg
	li	$5,6			# 0x6

	lw	$17,16($21)
$L731:
	lw	$3,36($17)
	lw	$4,40($17)
	sltu	$2,$3,$4
	beq	$2,$0,$L738
	nop

$L719:
	addiu	$3,$3,1
	sw	$3,36($17)
$L669:
	sltu	$2,$3,$4
	beq	$2,$0,$L739
	nop

$L720:
	addiu	$3,$3,1
	sw	$3,36($17)
$L673:
	sltu	$2,$3,$4
	beq	$2,$0,$L740
	nop

$L721:
	addiu	$3,$3,1
	sw	$3,36($17)
$L677:
	sltu	$2,$3,$4
	beq	$2,$0,$L679
	addiu	$3,$3,1

	sw	$3,36($17)
	lw	$17,16($21)
	lw	$3,32($sp)
$L663:
	li	$2,1			# 0x1
	bne	$3,$2,$L601
	nop

	lw	$3,36($17)
	lw	$2,44($17)
	lw	$4,40($17)
	addu	$2,$2,$3
	subu	$2,$2,$4
	lw	$4,28($sp)
	li	$3,1			# 0x1
	j	$L741
	sw	$2,0($4)

$L740:
	jal	stream_fill_buffer
	move	$4,$17

	beq	$2,$0,$L705
	nop

	lw	$3,36($17)
	j	$L721
	lw	$4,40($17)

$L739:
	jal	stream_fill_buffer
	move	$4,$17

	beq	$2,$0,$L704
	nop

	lw	$3,36($17)
	j	$L720
	lw	$4,40($17)

$L738:
	jal	stream_fill_buffer
	move	$4,$17

	beq	$2,$0,$L703
	nop

	lw	$3,36($17)
	j	$L719
	lw	$4,40($17)

$L636:
	jal	stream_fill_buffer
	move	$4,$16

	bne	$2,$0,$L639
	nop

	lw	$5,36($16)
	lw	$4,40($16)
	sltu	$2,$5,$4
	bne	$2,$0,$L742
	li	$18,-16777216			# 0xffffffffff000000

$L641:
	jal	stream_fill_buffer
	move	$4,$16

	bne	$2,$0,$L644
	nop

	j	$L643
	move	$6,$0

$L631:
	jal	stream_fill_buffer
	move	$4,$16

	bne	$2,$0,$L634
	nop

	lw	$5,36($16)
	lw	$4,40($16)
	j	$L633
	li	$19,-65536			# 0xffffffffffff0000

$L606:
	jal	stream_fill_buffer
	move	$4,$17

	bne	$2,$0,$L609
	li	$3,-256			# 0xffffffffffffff00

	lw	$5,36($17)
	lw	$6,40($17)
	sltu	$2,$5,$6
	bne	$2,$0,$L743
	sw	$3,24($sp)

$L611:
	jal	stream_fill_buffer
	move	$4,$17

	bne	$2,$0,$L614
	nop

	lw	$5,36($17)
	lw	$6,40($17)
	sltu	$2,$5,$6
	bne	$2,$0,$L744
	li	$fp,-65536			# 0xffffffffffff0000

$L616:
	jal	stream_fill_buffer
	move	$4,$17

	bne	$2,$0,$L619
	nop

	lw	$5,36($17)
	lw	$6,40($17)
	sltu	$2,$5,$6
	bne	$2,$0,$L745
	li	$23,-16777216			# 0xffffffffff000000

$L621:
	jal	stream_fill_buffer
	move	$4,$17

	bne	$2,$0,$L624
	nop

	lw	$16,16($21)
	lw	$3,36($16)
	lw	$4,40($16)
	sltu	$2,$3,$4
	bne	$2,$0,$L746
	move	$20,$0

$L626:
	jal	stream_fill_buffer
	move	$4,$16

	bne	$2,$0,$L629
	nop

	lw	$5,36($16)
	lw	$4,40($16)
	j	$L628
	li	$22,-256			# 0xffffffffffffff00

$L687:
	lw	$2,28($17)
	andi	$2,$2,0x4
	beq	$2,$0,$L708