asf.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 4,817 行 · 第 1/5 页

	.align	2
$LC27:
	.ascii	"AspectRatioY\000"
	.section	.text.asf_read_header,"ax",@progbits
	.align	2
	.align	5
	.ent	asf_read_header
	.type	asf_read_header, @function
asf_read_header:
	.frame	$sp,2680,$31		# vars= 2608, regs= 10/0, args= 32, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	addiu	$sp,$sp,-2680
	sw	$4,2680($sp)
	lw	$3,2680($sp)
	addiu	$2,$sp,568
	sw	$22,2664($sp)
	sw	$31,2676($sp)
	sw	$fp,2672($sp)
	sw	$23,2668($sp)
	sw	$21,2660($sp)
	sw	$20,2656($sp)
	sw	$19,2652($sp)
	sw	$18,2648($sp)
	sw	$17,2644($sp)
	sw	$16,2640($sp)
	sw	$2,2636($sp)
	lw	$23,12($3)
	addiu	$22,$3,16
	addiu	$6,$sp,1592
	move	$3,$2
	li	$4,4			# 0x4
	li	$2,3			# 0x3
	.set	noreorder
	.set	nomacro
	beq	$4,$2,$L341
	sw	$6,2632($sp)
	.set	macro
	.set	reorder

	li	$2,1			# 0x1
	beq	$4,$2,$L628
$L338:
	addiu	$5,$3,-4
	move	$2,$0
#APP
	S32I2M xr1,$2
#NO_APP
	andi	$3,$3,0x1f
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L667
	addiu	$7,$sp,1592
	.set	macro
	.set	reorder

	li	$2,-32			# 0xffffffffffffffe0
	and	$2,$5,$2
	addiu	$4,$2,32
	sltu	$3,$5,$4
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L668
	addiu	$2,$7,-31
	.set	macro
	.set	reorder

$L594:
#APP
	S32SDI xr1,$5,4
#NO_APP
	sltu	$2,$5,$4
	bne	$2,$0,$L594
	addiu	$7,$sp,1592
$L667:
	addiu	$2,$7,-31
$L668:
	li	$3,-32			# 0xffffffffffffffe0
	and	$3,$2,$3
	sltu	$4,$5,$3
	.set	noreorder
	.set	nomacro
	beq	$4,$0,$L669
	addiu	$2,$sp,1592
	.set	macro
	.set	reorder

	addiu	$2,$5,4
$L670:
#APP
	pref 30,0($2)
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
#NO_APP
	sltu	$2,$5,$3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L670
	addiu	$2,$5,4
	.set	macro
	.set	reorder

	addiu	$2,$sp,1592
$L669:
	addiu	$3,$2,-4
	sltu	$2,$5,$3
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L671
	lw	$4,2632($sp)
	.set	macro
	.set	reorder

$L596:
#APP
	S32SDI xr1,$5,4
#NO_APP
	sltu	$2,$5,$3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L596
	lw	$4,2632($sp)
	.set	macro
	.set	reorder

$L671:
	li	$2,3			# 0x3
	andi	$3,$4,0x3
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L352
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	beq	$3,$2,$L629
$L349:
	li	$4,4			# 0x4
	li	$2,3			# 0x3
	.set	noreorder
	.set	nomacro
	beq	$4,$2,$L356
	addiu	$3,$sp,56
	.set	macro
	.set	reorder

$L645:
	li	$2,1			# 0x1
	beq	$4,$2,$L630
$L353:
	addiu	$5,$3,-4
	move	$2,$0
#APP
	S32I2M xr1,$2
#NO_APP
	andi	$3,$3,0x1f
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L357
	li	$2,-32			# 0xffffffffffffffe0
	.set	macro
	.set	reorder

	and	$2,$5,$2
	addiu	$4,$2,32
	sltu	$3,$5,$4
	beq	$3,$0,$L357
$L597:
#APP
	S32SDI xr1,$5,4
#NO_APP
	sltu	$2,$5,$4
	bne	$2,$0,$L597
$L357:
	addiu	$6,$sp,568
	addiu	$2,$6,-31
	li	$3,-32			# 0xffffffffffffffe0
	and	$3,$2,$3
	sltu	$4,$5,$3
	.set	noreorder
	.set	nomacro
	beq	$4,$0,$L672
	addiu	$7,$sp,568
	.set	macro
	.set	reorder

	addiu	$2,$5,4
$L673:
#APP
	pref 30,0($2)
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
#NO_APP
	sltu	$2,$5,$3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L673
	addiu	$2,$5,4
	.set	macro
	.set	reorder

	addiu	$7,$sp,568
$L672:
	addiu	$3,$7,-4
	sltu	$2,$5,$3
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L674
	lw	$2,2636($sp)
	.set	macro
	.set	reorder

$L599:
#APP
	S32SDI xr1,$5,4
#NO_APP
	sltu	$2,$5,$3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L599
	lw	$2,2636($sp)
	.set	macro
	.set	reorder

$L674:
	andi	$3,$2,0x3
	li	$2,3			# 0x3
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L367
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	beq	$3,$2,$L631
$L364:
	addiu	$fp,$sp,40
	move	$5,$fp
	li	$6,16			# 0x10
	.set	noreorder
	.set	nomacro
	jal	get_buffer
	move	$4,$22
	.set	macro
	.set	reorder

	lui	$5,%hi(asf_header)
	move	$4,$fp
	addiu	$5,$5,%lo(asf_header)
	.set	noreorder
	.set	nomacro
	jal	memcmp
	li	$6,16			# 0x10
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L675
	lw	$3,2680($sp)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	get_le64
	move	$4,$22
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	get_le32
	move	$4,$22
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	get_byte
	move	$4,$22
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	get_byte
	move	$4,$22
	.set	macro
	.set	reorder

	addiu	$4,$23,12
	andi	$2,$4,0x3
	li	$3,4			# 0x4
	subu	$3,$3,$2
	li	$2,2			# 0x2
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L372
	addiu	$6,$23,524
	.set	macro
	.set	reorder

	li	$2,3			# 0x3
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L373
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L632
	li	$2,-1
	.set	macro
	.set	reorder

$L370:
	addiu	$5,$4,-4
	li	$2,-1			# 0xffffffffffffffff
#APP
	S32I2M xr1,$2
#NO_APP
	andi	$3,$4,0x1f
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L676
	addiu	$2,$6,-31
	.set	macro
	.set	reorder

	li	$2,-32			# 0xffffffffffffffe0
	and	$2,$5,$2
	addiu	$4,$2,32
	sltu	$3,$5,$4
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L676
	addiu	$2,$6,-31
	.set	macro
	.set	reorder

$L600:
#APP
	S32SDI xr1,$5,4
#NO_APP
	sltu	$2,$5,$4
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L600
	addiu	$2,$6,-31
	.set	macro
	.set	reorder

$L676:
	li	$3,-32			# 0xffffffffffffffe0
	and	$3,$2,$3
	sltu	$4,$5,$3
	.set	noreorder
	.set	nomacro
	beq	$4,$0,$L677
	addiu	$2,$6,-4
	.set	macro
	.set	reorder

	addiu	$2,$5,4
$L678:
#APP
	pref 30,0($2)
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
#NO_APP
	sltu	$2,$5,$3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L678
	addiu	$2,$5,4
	.set	macro
	.set	reorder

	addiu	$2,$6,-4
$L677:
	li	$3,-4			# 0xfffffffffffffffc
	and	$3,$2,$3
	sltu	$4,$5,$3
	beq	$4,$0,$L379
$L602:
#APP
	S32SDI xr1,$5,4
#NO_APP
	sltu	$2,$5,$3
	bne	$2,$0,$L602
$L379:
	andi	$3,$6,0x3
	li	$2,2			# 0x2
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L383
	addiu	$4,$5,4
	.set	macro
	.set	reorder

	li	$2,3			# 0x3
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L384
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L633
	li	$2,-1
	.set	macro
	.set	reorder

$L627:
	move	$5,$fp
$L658:
	li	$6,16			# 0x10
$L693:
$L695:
	.set	noreorder
	.set	nomacro
	jal	get_buffer
	move	$4,$22
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	get_le64
	move	$4,$22
	.set	macro
	.set	reorder

	move	$19,$3
	lui	$3,%hi(data_header)
	move	$4,$fp
	addiu	$5,$3,%lo(data_header)
	li	$6,16			# 0x10
	.set	noreorder
	.set	nomacro
	jal	memcmp
	move	$18,$2
	.set	macro
	.set	reorder

	beq	$2,$0,$L634
	.set	noreorder
	.set	nomacro
	blez	$19,$L635
	lui	$5,%hi(file_header)
	.set	macro
	.set	reorder

	addiu	$5,$5,%lo(file_header)
$L694:
	move	$4,$fp
	.set	noreorder
	.set	nomacro
	jal	memcmp
	li	$6,16			# 0x10
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L394
	lui	$5,%hi(stream_header)
	.set	macro
	.set	reorder

	addiu	$5,$23,17704
	li	$6,16			# 0x10
	.set	noreorder
	.set	nomacro
	jal	get_buffer
	move	$4,$22
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	get_le64
	move	$4,$22
	.set	macro
	.set	reorder

	sw	$2,17720($23)
	move	$4,$22
	.set	noreorder
	.set	nomacro
	jal	get_le64
	sw	$3,17724($23)
	.set	macro
	.set	reorder

	sw	$2,17728($23)
	move	$4,$22
	.set	noreorder
	.set	nomacro
	jal	get_le64
	sw	$3,17732($23)
	.set	macro
	.set	reorder

	sw	$2,14352($23)
	move	$4,$22
	.set	noreorder
	.set	nomacro
	jal	get_le64
	sw	$3,14356($23)
	.set	macro
	.set	reorder

	sw	$2,17744($23)
	move	$4,$22
	.set	noreorder
	.set	nomacro
	jal	get_le64
	sw	$3,17748($23)
	.set	macro
	.set	reorder

	sw	$3,17740($23)
	move	$4,$22
	.set	noreorder
	.set	nomacro
	jal	get_le32
	sw	$2,17736($23)
	.set	macro
	.set	reorder

	sw	$2,17752($23)
	.set	noreorder
	.set	nomacro
	jal	get_le32
	move	$4,$22
	.set	macro
	.set	reorder

	sw	$2,17756($23)
	.set	noreorder
	.set	nomacro
	jal	get_le32
	move	$4,$22
	.set	macro
	.set	reorder

	sw	$2,17760($23)
	.set	noreorder
	.set	nomacro
	jal	get_le32
	move	$4,$22
	.set	macro
	.set	reorder

	sw	$2,17764($23)
	.set	noreorder
	.set	nomacro
	jal	get_le32
	move	$4,$22
	.set	macro
	.set	reorder

	sw	$2,17768($23)
	.set	noreorder
	.set	nomacro
	jal	get_le32
	move	$4,$22
	.set	macro
	.set	reorder

	lw	$3,17768($23)
	sw	$2,17772($23)
	.set	noreorder
	.set	nomacro
	j	$L627
	sw	$3,4($23)
	.set	macro
	.set	reorder

$L654:
	.set	noreorder
	.set	nomacro
	bne	$19,$0,$L679
	li	$2,-1			# 0xffffffffffffffff
	.set	macro
	.set	reorder

	sltu	$2,$18,100
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L680
	addiu	$2,$18,-24
	.set	macro
	.set	reorder

$L387:
	li	$2,-1			# 0xffffffffffffffff
$L679:
	li	$3,-1			# 0xffffffffffffffff
	sw	$2,17688($23)
	sw	$3,17692($23)
$L391:
	move	$5,$fp
	li	$6,16			# 0x10
	.set	noreorder
	.set	nomacro
	jal	get_buffer
	move	$4,$22
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	get_le64
	move	$4,$22
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	get_byte
	move	$4,$22
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	get_byte
	move	$4,$22
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	url_feof
	move	$4,$22
	.set	macro
	.set	reorder

	beq	$2,$0,$L636
$L368:
	lw	$3,2680($sp)
$L675:
	lw	$2,96($3)
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L584
	move	$17,$3
	.set	macro
	.set	reorder

	move	$18,$0
$L586:
	lw	$16,100($17)
	addiu	$18,$18,1
	.set	noreorder
	.set	nomacro
	beq	$16,$0,$L587
	addiu	$17,$17,4
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	av_free
	lw	$4,20($16)
	.set	macro
	.set	reorder

	lw	$2,8($16)
	.set	noreorder
	.set	nomacro
	jal	av_free
	lw	$4,24($2)
	.set	macro
	.set	reorder

$L587:
	.set	noreorder
	.set	nomacro
	jal	av_free
	move	$4,$16
	.set	macro
	.set	reorder

	lw	$4,2680($sp)
	lw	$2,96($4)
	sltu	$2,$18,$2
	bne	$2,$0,$L586
$L584:
	li	$2,-1			# 0xffffffffffffffff
$L583:
	lw	$31,2676($sp)
	lw	$fp,2672($sp)
	lw	$23,2668($sp)
	lw	$22,2664($sp)
	lw	$21,2660($sp)
	lw	$20,2656($sp)
	lw	$19,2652($sp)
	lw	$18,2648($sp)
	lw	$17,2644($sp)
	lw	$16,2640($sp)
	.set	noreorder
	.set	nomacro
	j	$31
	addiu	$sp,$sp,2680
	.set	macro
	.set	reorder

$L394:
	addiu	$5,$5,%lo(stream_header)
	move	$4,$fp
	.set	noreorder
	.set	nomacro
	jal	memcmp
	li	$6,16			# 0x10
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L396
	lui	$5,%hi(comment_header)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	url_ftell
	move	$4,$22
	.set	macro
	.set	reorder

	lw	$4,2680($sp)
	move	$5,$0
	sw	$2,2624($sp)
	.set	noreorder
	.set	nomacro
	jal	av_new_stream
	sw	$3,2628($sp)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L368
	move	$20,$2
	.set	macro
	.set	reorder

	move	$4,$2
	li	$5,32			# 0x20
	li	$6,1			# 0x1
	.set	noreorder
	.set	nomacro
	jal	av_set_pts_info
	li	$7,1000			# 0x3e8
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	av_mallocz
	li	$4,104			# 0x68
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L368
	move	$17,$2
	.set	macro
	.set	reorder

	lw	$2,17760($23)
	sw	$17,20($20)
	andi	$2,$2,0x1
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L400
	lw	$16,17752($23)
	.set	macro
	.set	reorder

	lw	$4,17744($23)
	lw	$5,17748($23)
	move	$7,$0
	.set	noreorder
	.set	nomacro
	jal	__udivdi3
	li	$6,10000			# 0x2710
	.set	macro
	.set	reorder

	subu	$4,$2,$16
	move	$7,$0
	sltu	$8,$2,$4
	subu	$5,$3,$7
	subu	$5,$5,$8
	sw	$4,96($20)
	sw	$5,100($20)
$L400:
	move	$5,$fp
	li	$6,16			# 0x10
	.set	noreorder
	.set	nomacro
	jal	get_buffer
	move	$4,$22
	.set	macro
	.set	reorder

	lui	$5,%hi(audio_stream)
	move	$4,$fp
	addiu	$5,$5,%lo(audio_stream)
	.set	noreorder
	.set	nomacro
	jal	memcmp
	li	$6,16			# 0x10
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L402
	lui	$5,%hi(video_stream)
	.set	macro
	.set	reorder

	li	$16,1			# 0x1
	sw	$0,2620($sp)
$L404:
	move	$5,$fp
	li	$6,16			# 0x10
	.set	noreorder
	.set	nomacro
	jal	get_buffer
	move	$4,$22
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	get_le64
	move	$4,$22
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	get_le32
	move	$4,$22
	.set	macro
	.set	reorder

	move	$4,$22
	.set	noreorder
	.set	nomacro
	jal	get_le32
	move	$21,$2
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	get_le16
	move	$4,$22
	.set	macro
	.set	reorder

	andi	$2,$2,0x7f
	lw	$6,2680($sp)
	sw	$2,4($20)
	lw	$3,96($6)
	sll	$2,$2,2
	addu	$2,$2,$23
	addiu	$3,$3,-1
	sw	$3,12($2)
	.set	noreorder
	.set	nomacro
	jal	get_le32
	move	$4,$22
	.set	macro
	.set	reorder

	lw	$7,2620($sp)
	.set	noreorder
	.set	nomacro
	bne	$7,$0,$L637
	move	$5,$fp
	.set	macro
	.set	reorder

$L410:
	lw	$5,8($20)
	li	$2,1			# 0x1
	.set	noreorder
	.set	nomacro
	beq	$16,$2,$L638
	sw	$16,224($5)
	.set	macro
	.set	reorder

	beq	$16,$0,$L639
$L427:
	.set	noreorder
	.set	nomacro
	jal	url_ftell
	move	$4,$22
	.set	macro
	.set	reorder

	lw	$6,2624($sp)
	lw	$7,2628($sp)
	subu	$4,$6,$2
	sltu	$6,$6,$4
	subu	$5,$7,$3
	addu	$2,$18,$4
	subu	$5,$5,$6
	sltu	$8,$2,$18
	addu	$3,$19,$5
	addu	$3,$8,$3
	addiu	$6,$2,-24
	sltu	$4,$6,$2
	addiu	$7,$3,-1
	addu	$7,$4,$7
	.set	noreorder
	.set	nomacro
	jal	url_fskip
	move	$4,$22
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L658
	move	$5,$fp
	.set	macro
	.set	reorder

$L396: