dsicin.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 432 行

	.file	1 "dsicin.c"
	.section .mdebug.abi32
	.previous
	.section	.text.cin_probe,"ax",@progbits
	.align	2
	.align	5
	.ent	cin_probe
	.type	cin_probe, @function
cin_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	$2,3($6)
	lbu	$3,2($6)
	sll	$2,$2,24
	sll	$3,$3,16
	lbu	$4,1($6)
	lbu	$5,0($6)
	or	$2,$2,$3
	or	$2,$2,$5
	sll	$4,$4,8
	or	$4,$4,$2
	li	$3,1437204480			# 0x55aa0000
	beq	$4,$3,$L10
	nop

$L2:
	move	$3,$0
$L7:
$L11:
	j	$31
	move	$2,$3

$L10:
	lbu	$3,15($6)
	lbu	$2,14($6)
	sll	$3,$3,24
	sll	$2,$2,16
	lbu	$4,13($6)
	lbu	$5,12($6)
	or	$3,$3,$2
	or	$3,$3,$5
	sll	$4,$4,8
	or	$4,$4,$3
	li	$2,22050			# 0x5622
	bne	$4,$2,$L11
	move	$3,$0

	lbu	$3,16($6)
	li	$2,16			# 0x10
	bne	$3,$2,$L11
	move	$3,$0

	lbu	$2,17($6)
	bne	$2,$0,$L2
	li	$3,100			# 0x64

	j	$L7
	nop

	.set	macro
	.set	reorder
	.end	cin_probe
	.section	.text.cin_read_packet,"ax",@progbits
	.align	2
	.align	5
	.ent	cin_read_packet
	.type	cin_read_packet, @function
cin_read_packet:
	.frame	$sp,48,$31		# vars= 0, regs= 7/0, args= 16, gp= 0
	.mask	0x803f0000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-48
	sw	$19,28($sp)
	sw	$16,16($sp)
	sw	$31,40($sp)
	sw	$21,36($sp)
	sw	$20,32($sp)
	sw	$18,24($sp)
	sw	$17,20($sp)
	lw	$18,12($4)
	move	$19,$5
	lw	$5,76($18)
	bne	$5,$0,$L13
	addiu	$16,$4,16

	move	$4,$16
	jal	get_byte
	addiu	$17,$18,56

	sw	$2,4($17)
	jal	get_byte
	move	$4,$16

	sw	$2,56($18)
	jal	get_le16
	move	$4,$16

	sw	$2,8($17)
	jal	get_le32
	move	$4,$16

	sw	$2,16($17)
	jal	get_le32
	move	$4,$16

	sw	$2,12($17)
	jal	url_feof
	move	$4,$16

	beq	$2,$0,$L31
	nop

$L25:
	li	$3,-5			# 0xfffffffffffffffb
$L20:
	lw	$31,40($sp)
$L33:
	lw	$21,36($sp)
	lw	$20,32($sp)
	lw	$19,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,48

$L31:
	jal	url_ferror
	move	$4,$16

	bne	$2,$0,$L20
	li	$3,-5			# 0xfffffffffffffffb

	jal	get_le32
	move	$4,$16

	li	$3,-1437270016			# 0xffffffffaa550000
	ori	$3,$3,0xaa55
	beq	$2,$3,$L18
	li	$3,-22			# 0xffffffffffffffea

	j	$L33
	lw	$31,40($sp)

$L13:
	jal	av_new_packet
	move	$4,$19

	bne	$2,$0,$L20
	li	$3,-12			# 0xfffffffffffffff4

	lw	$2,0($18)
	lw	$10,40($18)
	sw	$2,24($19)
	lw	$6,76($18)
	lw	$4,32($18)
	sll	$2,$6,1
	div	$0,$2,$4
	teq	$4,$0,7
	lw	$11,44($18)
	lw	$5,16($19)
	sw	$10,0($19)
	sw	$11,4($19)
	mflo	$2
	sra	$3,$2,31
	addu	$8,$10,$2
	sltu	$4,$8,$10
	addu	$9,$11,$3
	addu	$9,$4,$9
	sw	$8,40($18)
	sw	$9,44($18)
	jal	get_buffer
	move	$4,$16

	lw	$3,76($18)
	bne	$2,$3,$L25
	move	$3,$0

	j	$L20
	sw	$0,76($18)

$L18:
	lw	$5,8($17)
	sll	$2,$5,16
	sra	$2,$2,16
	bltz	$2,$L21
	li	$21,1			# 0x1

	move	$21,$0
	li	$6,3			# 0x3
$L22:
	mul	$3,$6,$5
	lw	$2,16($17)
	move	$4,$19
	addu	$20,$3,$2
	jal	av_new_packet
	addiu	$5,$20,4

	bne	$2,$0,$L20
	li	$3,-12			# 0xfffffffffffffff4

	lw	$4,48($18)
	lw	$5,52($18)
	addiu	$2,$4,1
	lw	$7,4($18)
	lw	$8,16($19)
	sltu	$6,$2,$4
	addu	$3,$6,$5
	sw	$7,24($19)
	sw	$4,0($19)
	sw	$5,4($19)
	sw	$2,48($18)
	sw	$3,52($18)
	sb	$21,0($8)
	lw	$5,16($19)
	lw	$3,8($17)
	move	$4,$16
	sb	$3,1($5)
	lw	$2,8($17)
	lw	$3,16($19)
	sra	$2,$2,8
	sb	$2,2($3)
	lw	$5,16($19)
	lw	$2,4($17)
	move	$6,$20
	sb	$2,3($5)
	lw	$5,16($19)
	jal	get_buffer
	addiu	$5,$5,4

	bne	$20,$2,$L25
	move	$3,$0

	lw	$2,12($17)
	j	$L20
	sw	$2,76($18)

$L21:
	subu	$5,$0,$2
	li	$6,4			# 0x4
	j	$L22
	sw	$5,8($17)

	.set	macro
	.set	reorder
	.end	cin_read_packet
	.section	.text.cin_read_header,"ax",@progbits
	.align	2
	.align	5
	.ent	cin_read_header
	.type	cin_read_header, @function
cin_read_header:
	.frame	$sp,40,$31		# vars= 0, regs= 5/0, args= 16, gp= 0
	.mask	0x800f0000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-40
	sw	$16,16($sp)
	addiu	$16,$4,16
	sw	$19,28($sp)
	sw	$31,32($sp)
	sw	$18,24($sp)
	sw	$17,20($sp)
	move	$19,$4
	move	$4,$16
	jal	get_le32
	lw	$18,12($19)

	li	$3,1437204480			# 0x55aa0000
	bne	$2,$3,$L43
	li	$8,-22			# 0xffffffffffffffea

	jal	get_le32
	move	$4,$16

	sw	$2,8($18)
	move	$4,$16
	jal	get_le16
	addiu	$17,$18,8

	sw	$2,4($17)
	jal	get_le16
	move	$4,$16

	sw	$2,8($17)
	jal	get_le32
	move	$4,$16

	sw	$2,12($17)
	jal	get_byte
	move	$4,$16

	sw	$2,16($17)
	jal	get_byte
	move	$4,$16

	sw	$2,20($17)
	jal	get_le16
	move	$4,$16

	lw	$3,12($17)
	sw	$2,24($17)
	li	$2,22050			# 0x5622
	beq	$3,$2,$L47
	li	$2,16			# 0x10

	li	$8,-22			# 0xffffffffffffffea
$L43:
	lw	$31,32($sp)
$L49:
	lw	$19,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	move	$2,$8
	j	$31
	addiu	$sp,$sp,40

$L47:
	lw	$3,16($17)
	bne	$3,$2,$L43
	li	$8,-22			# 0xffffffffffffffea

	lw	$2,20($17)
	bne	$2,$0,$L49
	lw	$31,32($sp)

	move	$2,$0
	move	$3,$0
	sw	$2,48($18)
	sw	$3,52($18)
	sw	$2,40($18)
	sw	$3,44($18)
	sw	$0,76($18)
	move	$4,$19
	jal	av_new_stream
	move	$5,$0

	bne	$2,$0,$L48
	move	$16,$2

$L41:
	j	$L43
	li	$8,-12			# 0xfffffffffffffff4

$L48:
	move	$4,$16
	li	$5,32			# 0x20
	li	$6,1			# 0x1
	jal	av_set_pts_info
	li	$7,12			# 0xc

	lw	$3,8($16)
	lw	$2,0($16)
	sw	$0,224($3)
	sw	$2,4($18)
	sw	$0,232($3)
	lw	$4,4($17)
	li	$2,97			# 0x61
	sw	$4,40($3)
	sw	$2,228($3)
	lw	$2,8($17)
	move	$4,$19
	sw	$2,44($3)
	jal	av_new_stream
	move	$5,$0

	beq	$2,$0,$L41
	move	$16,$2

	move	$4,$2
	li	$5,32			# 0x20
	li	$6,1			# 0x1
	jal	av_set_pts_info
	li	$7,22050			# 0x5622

	lw	$2,0($16)
	lw	$3,8($16)
	sw	$2,0($18)
	li	$4,22050			# 0x5622
	li	$2,65536			# 0x10000
	li	$6,1			# 0x1
	li	$7,16			# 0x10
	sll	$5,$4,4
	ori	$2,$2,0x501d
	move	$8,$0
	sw	$7,272($3)
	sw	$2,228($3)
	sw	$6,68($3)
	sw	$5,4($3)
	sw	$6,224($3)
	sw	$0,232($3)
	sw	$4,64($3)
	j	$L43
	sw	$7,392($3)

	.set	macro
	.set	reorder
	.end	cin_read_header
	.globl	dsicin_demuxer
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"dsicin\000"
	.align	2
$LC1:
	.ascii	"Delphine Software International CIN format\000"
	.data
	.align	2
	.type	dsicin_demuxer, @object
	.size	dsicin_demuxer, 64
dsicin_demuxer:
	.word	$LC0
	.word	$LC1
	.word	80
	.word	cin_probe
	.word	cin_read_header
	.word	cin_read_packet
	.space	40
	.ident	"GCC: (GNU) 4.1.2"