apc.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 271 行

	.file	1 "apc.c"
	.section .mdebug.abi32
	.previous
	.section	.text.apc_read_packet,"ax",@progbits
	.align	2
	.align	5
	.ent	apc_read_packet
	.type	apc_read_packet, @function
apc_read_packet:
	.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
	addiu	$4,$4,16
	li	$6,4096			# 0x1000
	sw	$16,16($sp)
	sw	$31,20($sp)
	jal	av_get_packet
	move	$16,$5

	blez	$2,$L4
	li	$3,-5			# 0xfffffffffffffffb

	sw	$0,24($16)
	move	$3,$0
$L4:
	lw	$31,20($sp)
	lw	$16,16($sp)
	move	$2,$3
	j	$31
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	apc_read_packet
	.section	.text.apc_read_header,"ax",@progbits
	.align	2
	.align	5
	.ent	apc_read_header
	.type	apc_read_header, @function
apc_read_header:
	.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	$18,24($sp)
	addiu	$18,$4,16
	sw	$16,16($sp)
	move	$16,$4
	move	$4,$18
	sw	$31,36($sp)
	sw	$20,32($sp)
	sw	$19,28($sp)
	jal	get_le32
	sw	$17,20($sp)

	jal	get_le32
	move	$4,$18

	jal	get_le32
	move	$4,$18

	move	$4,$16
	jal	av_new_stream
	move	$5,$0

	li	$20,1			# 0x1
	move	$19,$2
	bne	$2,$0,$L16
	move	$4,$18

$L8:
	li	$5,-12			# 0xfffffffffffffff4
$L13:
	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,$5
	j	$31
	addiu	$sp,$sp,40

$L16:
	lw	$3,8($2)
	li	$2,65536			# 0x10000
	ori	$2,$2,0x1004
	sw	$2,228($3)
	jal	get_le32
	sw	$20,224($3)

	move	$4,$18
	jal	get_le32
	lw	$16,8($19)

	lw	$17,8($19)
	sw	$2,64($16)
	li	$2,8			# 0x8
	li	$4,16			# 0x10
	jal	av_malloc
	sw	$2,28($17)

	lw	$3,8($19)
	sw	$2,24($17)
	lw	$2,24($3)
	move	$4,$18
	li	$6,8			# 0x8
	beq	$2,$0,$L8
	move	$5,$2

	jal	get_buffer
	nop

	lw	$3,8($19)
	move	$4,$18
	jal	get_le32
	sw	$20,68($3)

	beq	$2,$0,$L15
	nop

	lw	$6,8($19)
	li	$2,2			# 0x2
	sw	$2,68($6)
$L11:
	lw	$4,64($6)
	sll	$2,$2,2
	mul	$2,$2,$4
	li	$3,4			# 0x4
	move	$5,$0
	sw	$20,272($6)
	sw	$3,392($6)
	j	$L13
	sw	$2,4($6)

$L15:
	lw	$6,8($19)
	j	$L11
	lw	$2,68($6)

	.set	macro
	.set	reorder
	.end	apc_read_header
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"CRYO_APC\000"
	.section	.text.apc_probe,"ax",@progbits
	.align	2
	.align	5
	.ent	apc_probe
	.type	apc_probe, @function
apc_probe:
	.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
	sw	$16,16($sp)
	lui	$16,%hi($LC0)
	sw	$17,20($sp)
	sw	$31,24($sp)
	move	$17,$4
	jal	strlen
	addiu	$4,$16,%lo($LC0)

	move	$6,$2
	sltu	$2,$2,8
	beq	$2,$0,$L18
	sltu	$2,$6,4

	beq	$2,$0,$L20
	lbu	$3,%lo($LC0)($16)

	lw	$7,4($17)
	lbu	$2,0($7)
	addiu	$5,$16,%lo($LC0)
	beq	$6,$0,$L34
	subu	$2,$2,$3

	bne	$2,$0,$L35
	sltu	$3,$2,1

	lbu	$2,1($7)
	lbu	$3,1($5)
	sltu	$4,$6,2
	bne	$4,$0,$L34
	subu	$2,$2,$3

	bne	$2,$0,$L35
	sltu	$3,$2,1

	lbu	$2,2($7)
	lbu	$3,2($5)
	li	$4,2			# 0x2
	beq	$6,$4,$L34
	subu	$2,$2,$3

	bne	$2,$0,$L35
	sltu	$3,$2,1

	lbu	$3,3($7)
	lbu	$2,3($5)
	j	$L34
	subu	$2,$3,$2

$L20:
	lw	$4,4($17)
	jal	strcmp
	addiu	$5,$16,%lo($LC0)

$L34:
	sltu	$3,$2,1
$L35:
	lw	$31,24($sp)
	li	$2,100			# 0x64
	lw	$17,20($sp)
	lw	$16,16($sp)
	movz	$2,$0,$3
	j	$31
	addiu	$sp,$sp,32

$L18:
	lw	$4,4($17)
	addiu	$5,$16,%lo($LC0)
	jal	strncmp
	li	$6,8			# 0x8

	sltu	$3,$2,1
	lw	$31,24($sp)
	li	$2,100			# 0x64
	lw	$17,20($sp)
	lw	$16,16($sp)
	movz	$2,$0,$3
	j	$31
	addiu	$sp,$sp,32

	.set	macro
	.set	reorder
	.end	apc_probe
	.globl	apc_demuxer
	.section	.rodata.str1.4
	.align	2
$LC1:
	.ascii	"apc\000"
	.align	2
$LC2:
	.ascii	"CRYO APC format\000"
	.data
	.align	2
	.type	apc_demuxer, @object
	.size	apc_demuxer, 64
apc_demuxer:
	.word	$LC1
	.word	$LC2
	.word	0
	.word	apc_probe
	.word	apc_read_header
	.word	apc_read_packet
	.space	40
	.ident	"GCC: (GNU) 4.1.2"