idcin.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 533 行

	.file	1 "idcin.c"
	.section .mdebug.abi32
	.previous
	.section	.text.idcin_probe,"ax",@progbits
	.align	2
	.align	5
	.ent	idcin_probe
	.type	idcin_probe, @function
idcin_probe:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	lw	$6,4($4)
	lbu	$3,3($6)
	lbu	$4,2($6)
	sll	$3,$3,24
	sll	$4,$4,16
	lbu	$2,1($6)
	lbu	$5,0($6)
	or	$3,$3,$4
	or	$3,$3,$5
	sll	$2,$2,8
	or	$2,$2,$3
	addiu	$2,$2,-1
	sltu	$2,$2,1024
	beq	$2,$0,$L9
	move	$7,$0

	lbu	$3,7($6)
	lbu	$4,6($6)
	sll	$3,$3,24
	sll	$4,$4,16
	lbu	$2,5($6)
	lbu	$5,4($6)
	or	$3,$3,$4
	or	$3,$3,$5
	sll	$2,$2,8
	or	$2,$2,$3
	addiu	$2,$2,-1
	sltu	$2,$2,1024
	beq	$2,$0,$L9
	nop

	lbu	$2,11($6)
	lbu	$3,10($6)
	lbu	$4,9($6)
	sll	$3,$3,16
	lbu	$5,8($6)
	sll	$2,$2,24
	or	$2,$2,$3
	or	$2,$2,$5
	sll	$4,$4,8
	or	$4,$4,$2
	addiu	$3,$4,-8000
	li	$2,40000			# 0x9c40
	beq	$4,$0,$L5
	sltu	$3,$2,$3

	bne	$3,$0,$L9
	nop

$L5:
	lbu	$2,15($6)
	lbu	$4,14($6)
	lbu	$3,13($6)
	lbu	$5,12($6)
	sll	$2,$2,24
	sll	$4,$4,16
	or	$2,$2,$4
	or	$2,$2,$5
	sll	$3,$3,8
	or	$3,$3,$2
	sltu	$3,$3,3
	beq	$3,$0,$L9
	nop

	lbu	$3,19($6)
	lbu	$4,18($6)
	lbu	$5,16($6)
	lbu	$2,17($6)
	sll	$3,$3,24
	sll	$4,$4,16
	or	$3,$3,$4
	or	$3,$3,$5
	sll	$2,$2,8
	or	$2,$2,$3
	sltu	$2,$2,3
	bne	$2,$0,$L12
	nop

$L9:
	j	$31
	move	$2,$7

$L12:
	li	$7,50			# 0x32
	j	$31
	move	$2,$7

	.set	macro
	.set	reorder
	.end	idcin_probe
	.section	.text.idcin_read_close,"ax",@progbits
	.align	2
	.align	5
	.ent	idcin_read_close
	.type	idcin_read_close, @function
idcin_read_close:
	.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
	move	$2,$0

	.set	macro
	.set	reorder
	.end	idcin_read_close
	.section	.text.idcin_read_packet,"ax",@progbits
	.align	2
	.align	5
	.ent	idcin_read_packet
	.type	idcin_read_packet, @function
idcin_read_packet:
	.frame	$sp,816,$31		# vars= 768, regs= 5/0, args= 24, gp= 0
	.mask	0x800f0000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-816
	sw	$18,800($sp)
	addiu	$18,$4,16
	sw	$19,804($sp)
	move	$2,$4
	sw	$31,808($sp)
	sw	$17,796($sp)
	sw	$16,792($sp)
	move	$4,$18
	move	$19,$5
	jal	url_feof
	lw	$17,12($2)

	bne	$2,$0,$L36
	li	$8,-5			# 0xfffffffffffffffb

	lw	$2,20($17)
	bne	$2,$0,$L43
	nop

	lw	$2,16($17)
	beq	$2,$0,$L32
	nop

	lw	$16,12($17)
$L34:
	move	$4,$18
	move	$5,$19
	jal	av_get_packet
	move	$6,$16

	bne	$16,$2,$L16
	move	$8,$2

	lw	$2,32($17)
	lw	$3,36($17)
	lw	$7,4($17)
	sw	$2,0($19)
	sw	$3,4($19)
	lw	$4,32($17)
	sw	$7,24($19)
	lw	$5,36($17)
	lw	$6,16($17)
	addiu	$2,$4,6428
	sltu	$7,$2,$4
	xori	$6,$6,0x1
	addu	$3,$7,$5
	sw	$6,16($17)
	sw	$2,32($17)
	sw	$3,36($17)
$L31:
	lw	$2,24($17)
	beq	$2,$0,$L48
	lw	$31,808($sp)

	lw	$2,20($17)
	xori	$2,$2,0x1
	sw	$2,20($17)
	lw	$31,808($sp)
	lw	$19,804($sp)
	lw	$18,800($sp)
	lw	$17,796($sp)
	lw	$16,792($sp)
	move	$2,$8
	j	$31
	addiu	$sp,$sp,816

$L43:
	jal	get_le32
	move	$4,$18

	move	$3,$2
	li	$2,2			# 0x2
	bne	$3,$2,$L44
	li	$2,1			# 0x1

$L16:
	li	$8,-5			# 0xfffffffffffffffb
$L36:
	lw	$31,808($sp)
$L48:
	lw	$19,804($sp)
	lw	$18,800($sp)
	lw	$17,796($sp)
	lw	$16,792($sp)
	move	$2,$8
	j	$31
	addiu	$sp,$sp,816

$L32:
	j	$L34
	lw	$16,8($17)

$L44:
	beq	$3,$2,$L45
	addiu	$16,$sp,24

$L21:
	jal	get_le32
	move	$4,$18

	addiu	$16,$2,-4
	li	$6,4			# 0x4
	move	$7,$0
	move	$4,$18
	li	$2,1			# 0x1
	jal	url_fseek
	sw	$2,16($sp)

	move	$4,$18
	move	$5,$19
	jal	av_get_packet
	move	$6,$16

	bne	$16,$2,$L16
	move	$8,$2

	lw	$2,32($17)
	lw	$3,36($17)
	lw	$4,0($17)
	sw	$2,0($19)
	sw	$4,24($19)
	j	$L31
	sw	$3,4($19)

$L45:
	sw	$3,40($17)
	move	$4,$18
	move	$5,$16
	jal	get_buffer
	li	$6,768			# 0x300

	li	$3,768			# 0x300
	bne	$2,$3,$L16
	addiu	$8,$sp,792

	j	$L24
	move	$3,$16

$L47:
	beq	$3,$8,$L27
	li	$7,2			# 0x2

$L24:
	lbu	$2,0($3)
	sltu	$2,$2,64
	bne	$2,$0,$L47
	addiu	$3,$3,1

	move	$7,$0
$L27:
	move	$5,$16
	move	$6,$17
$L29:
	lbu	$2,0($5)
	lbu	$3,1($5)
	lbu	$4,2($5)
	sll	$2,$2,$7
	sll	$3,$3,$7
	andi	$2,$2,0x00ff
	sll	$4,$4,$7
	andi	$3,$3,0x00ff
	sll	$2,$2,16
	andi	$4,$4,0x00ff
	or	$2,$2,$4
	sll	$3,$3,8
	or	$3,$3,$2
	addiu	$5,$5,3
	sw	$3,44($6)
	bne	$5,$8,$L29
	addiu	$6,$6,4

	j	$L21
	nop

	.set	macro
	.set	reorder
	.end	idcin_read_packet
	.section	.text.idcin_read_header,"ax",@progbits
	.align	2
	.align	5
	.ent	idcin_read_header
	.type	idcin_read_header, @function
idcin_read_header:
	.frame	$sp,64,$31		# vars= 8, regs= 10/0, args= 16, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-64
	sw	$18,32($sp)
	addiu	$18,$4,16
	sw	$31,60($sp)
	sw	$fp,56($sp)
	sw	$22,48($sp)
	sw	$21,44($sp)
	sw	$20,40($sp)
	sw	$19,36($sp)
	sw	$17,28($sp)
	move	$20,$4
	sw	$23,52($sp)
	sw	$16,24($sp)
	move	$4,$18
	jal	get_le32
	lw	$23,12($20)

	move	$4,$18
	jal	get_le32
	move	$22,$2

	move	$4,$18
	jal	get_le32
	move	$21,$2

	move	$4,$18
	jal	get_le32
	sw	$2,16($sp)

	move	$4,$18
	jal	get_le32
	move	$17,$2

	move	$4,$20
	move	$5,$0
	jal	av_new_stream
	move	$fp,$2

	bne	$2,$0,$L66
	move	$19,$2

$L50:
	li	$3,-12			# 0xfffffffffffffff4
$L54:
	lw	$31,60($sp)
	lw	$fp,56($sp)
	lw	$23,52($sp)
	lw	$22,48($sp)
	lw	$21,44($sp)
	lw	$20,40($sp)
	lw	$19,36($sp)
	lw	$18,32($sp)
	lw	$17,28($sp)
	lw	$16,24($sp)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,64

$L66:
	li	$2,65536			# 0x10000
	ori	$7,$2,0x5f90
	li	$5,33			# 0x21
	li	$6,1			# 0x1
	jal	av_set_pts_info
	move	$4,$19

	lw	$16,8($19)
	lw	$2,0($19)
	li	$3,48			# 0x30
	li	$4,65536			# 0x10000
	sw	$2,0($23)
	sw	$3,228($16)
	sw	$4,28($16)
	sw	$22,40($16)
	sw	$21,44($16)
	sw	$0,224($16)
	jal	av_malloc
	sw	$0,232($16)

	lw	$3,8($19)
	sw	$2,24($16)
	lw	$5,24($3)
	move	$4,$18
	jal	get_buffer
	li	$6,65536			# 0x10000

	li	$5,65536			# 0x10000
	beq	$2,$5,$L52
	move	$16,$2

	j	$L54
	li	$3,-5			# 0xfffffffffffffffb

$L52:
	lw	$3,8($19)
	addiu	$2,$23,40
	sw	$2,584($3)
	lw	$2,16($sp)
	bne	$2,$0,$L67
	li	$2,1			# 0x1

	sw	$2,24($23)
$L64:
	li	$2,1			# 0x1
	move	$4,$0
	move	$5,$0
	move	$3,$0
	sw	$2,20($23)
	sw	$4,32($23)
	j	$L54
	sw	$5,36($23)

$L67:
	li	$19,1			# 0x1
	sw	$19,24($23)
	move	$4,$20
	jal	av_new_stream
	move	$5,$0

	beq	$2,$0,$L50
	move	$18,$2

	move	$4,$2
	li	$5,33			# 0x21
	li	$6,1			# 0x1
	jal	av_set_pts_info
	ori	$7,$16,0x5f90

	lw	$2,16($sp)
	mul	$6,$17,$fp
	mul	$4,$2,$17
	sll	$2,$fp,3
	mul	$4,$4,$2
	lw	$2,0($18)
	lw	$5,8($18)
	sw	$2,4($23)
	lw	$2,16($sp)
	sll	$3,$17,3
	sw	$3,392($5)
	sw	$4,4($5)
	sw	$19,224($5)
	sw	$19,232($5)
	sw	$fp,68($5)
	sw	$2,64($5)
	beq	$17,$19,$L68
	sw	$6,272($5)

	sw	$16,228($5)
$L60:
	lw	$4,16($sp)
	li	$2,-1840709632			# 0xffffffff92490000
	srl	$3,$4,1
	ori	$2,$2,0x2493
	multu	$3,$2
	mfhi	$3
	srl	$3,$3,2
	sll	$4,$3,1
	sll	$2,$3,4
	subu	$2,$2,$4
	lw	$4,16($sp)
	beq	$4,$2,$L61
	mul	$2,$6,$3

	addiu	$2,$3,1
	mul	$2,$6,$2
	mul	$3,$6,$3
	sw	$2,12($23)
	sw	$3,8($23)
	j	$L64
	sw	$0,16($23)

$L61:
	sw	$0,16($23)
	sw	$2,8($23)
	j	$L64
	sw	$2,12($23)

$L68:
	ori	$2,$16,0x5
	j	$L60
	sw	$2,228($5)

	.set	macro
	.set	reorder
	.end	idcin_read_header
	.globl	idcin_demuxer
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"idcin\000"
	.align	2
$LC1:
	.ascii	"Id CIN format\000"
	.data
	.align	2
	.type	idcin_demuxer, @object
	.size	idcin_demuxer, 64
idcin_demuxer:
	.word	$LC0
	.word	$LC1
	.word	1072
	.word	idcin_probe
	.word	idcin_read_header
	.word	idcin_read_packet
	.word	idcin_read_close
	.space	36
	.ident	"GCC: (GNU) 4.1.2"