demux_smjpeg.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 3,444 行 · 第 1/4 页

	.file	1 "demux_smjpeg.c"
	.section .mdebug.abi32
	.previous
	.section	.text.demux_close_smjpeg,"ax",@progbits
	.align	2
	.align	5
	.ent	demux_close_smjpeg
	.type	demux_close_smjpeg, @function
demux_close_smjpeg:
	.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
	nop

	.set	macro
	.set	reorder
	.end	demux_close_smjpeg
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"Checking for SMJPEG\012\000"
	.align	2
$LC1:
	.ascii	"stream_read: WARNING! s->buf_pos>s->buf_len\012\000"
	.align	2
$LC2:
	.ascii	"SMJPEG\000"
	.align	2
$LC3:
	.ascii	"Failed: SMJPEG\012\000"
	.align	2
$LC4:
	.ascii	"Unknown version (%d) of SMJPEG. Please report!\012\000"
	.section	.text.smjpeg_check_file,"ax",@progbits
	.align	2
	.align	5
	.ent	smjpeg_check_file
	.type	smjpeg_check_file, @function
smjpeg_check_file:
	.frame	$sp,64,$31		# vars= 8, regs= 10/0, args= 16, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	addiu	$sp,$sp,-64
	sw	$20,40($sp)
	sw	$16,24($sp)
	sw	$31,60($sp)
	sw	$fp,56($sp)
	sw	$23,52($sp)
	sw	$22,48($sp)
	sw	$21,44($sp)
	sw	$19,36($sp)
	sw	$18,32($sp)
	sw	$17,28($sp)
	lw	$2,16($4)
	lui	$6,%hi($LC0)
	move	$20,$4
	li	$5,6			# 0x6
	addiu	$6,$6,%lo($LC0)
	li	$4,7			# 0x7
	lw	$fp,40($2)
	lw	$22,44($2)
	.set	noreorder
	.set	nomacro
	jal	mp_msg
	lw	$23,36($2)
	.set	macro
	.set	reorder

	lw	$16,16($20)
	lw	$3,36($16)
	lw	$5,40($16)
	sltu	$2,$3,$5
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L4
	addiu	$4,$3,1
	.set	macro
	.set	reorder

	lw	$2,80($16)
	addu	$2,$3,$2
	lbu	$3,0($2)
	sw	$4,36($16)
	sll	$17,$3,8
$L6:
	sltu	$2,$4,$5
	beq	$2,$0,$L9
	lw	$2,80($16)
	addu	$2,$4,$2
	addiu	$4,$4,1
	lbu	$2,0($2)
	sw	$4,36($16)
$L11:
	or	$3,$17,$2
	li	$2,10			# 0xa
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L86
	move	$2,$0
	.set	macro
	.set	reorder

$L16:
	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)
	.set	noreorder
	.set	nomacro
	j	$31
	addiu	$sp,$sp,64
	.set	macro
	.set	reorder

$L86:
	lw	$17,16($20)
	addiu	$21,$sp,16
	lw	$5,36($17)
	lw	$3,40($17)
	move	$19,$21
	subu	$2,$3,$5
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L18
	li	$18,6			# 0x6
	.set	macro
	.set	reorder

$L89:
	move	$16,$2
	sltu	$2,$3,$5
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L103
	lui	$6,%hi($LC1)
	.set	macro
	.set	reorder

$L23:
	slt	$2,$18,$16
	movn	$16,$18,$2
	lw	$3,80($17)
	sltu	$2,$16,32
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L25
	addu	$5,$3,$5
	.set	macro
	.set	reorder

$L90:
	andi	$2,$19,0x3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L104
	move	$4,$19
	.set	macro
	.set	reorder

	andi	$2,$5,0x3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L104
	li	$2,-32			# 0xffffffffffffffe0
	.set	macro
	.set	reorder

	addiu	$4,$19,-4
	and	$2,$16,$2
	addu	$6,$4,$2
	sltu	$3,$4,$6
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L29
	addiu	$5,$5,-4
	.set	macro
	.set	reorder

$L78:
#APP
	S32LDI xr1,$5,4
	S32LDI xr2,$5,4
	S32LDI xr3,$5,4
	S32LDI xr4,$5,4
	S32LDI xr5,$5,4
	S32LDI xr6,$5,4
	S32LDI xr7,$5,4
	S32LDI xr8,$5,4
	S32SDI xr1,$4,4
	S32SDI xr2,$4,4
	S32SDI xr3,$4,4
	S32SDI xr4,$4,4
	S32SDI xr5,$4,4
	S32SDI xr6,$4,4
	S32SDI xr7,$4,4
	S32SDI xr8,$4,4
#NO_APP
	sltu	$2,$4,$6
	bne	$2,$0,$L78
$L29:
	andi	$2,$16,0x1c
	addu	$6,$6,$2
	sltu	$3,$4,$6
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L105
	andi	$3,$16,0x3
	.set	macro
	.set	reorder

$L79:
#APP
	S32LDI xr1,$5,4
	S32SDI xr1,$4,4
#NO_APP
	sltu	$2,$4,$6
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L79
	andi	$3,$16,0x3
	.set	macro
	.set	reorder

$L105:
	li	$2,2			# 0x2
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L35
	li	$2,3			# 0x3
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L36
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	beq	$3,$2,$L88
$L33:
	lw	$5,36($17)
	subu	$18,$18,$16
	addu	$2,$5,$16
	move	$5,$2
	.set	noreorder
	.set	nomacro
	blez	$18,$L21
	sw	$2,36($17)
	.set	macro
	.set	reorder

$L91:
	lw	$3,40($17)
	subu	$2,$3,$5
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L89
	addu	$19,$19,$16
	.set	macro
	.set	reorder

$L18:
	.set	noreorder
	.set	nomacro
	jal	stream_fill_buffer
	move	$4,$17
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L106
	lui	$16,%hi($LC2)
	.set	macro
	.set	reorder

	lw	$3,40($17)
	lw	$5,36($17)
	sltu	$2,$3,$5
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L23
	subu	$16,$3,$5
	.set	macro
	.set	reorder

	lui	$6,%hi($LC1)
$L103:
	li	$5,2			# 0x2
	addiu	$6,$6,%lo($LC1)
	.set	noreorder
	.set	nomacro
	jal	mp_msg
	li	$4,7			# 0x7
	.set	macro
	.set	reorder

	slt	$2,$18,$16
	lw	$5,36($17)
	movn	$16,$18,$2
	lw	$3,80($17)
	sltu	$2,$16,32
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L90
	addu	$5,$3,$5
	.set	macro
	.set	reorder

$L25:
	move	$4,$19
$L104:
	.set	noreorder
	.set	nomacro
	jal	memcpy
	move	$6,$16
	.set	macro
	.set	reorder

	lw	$5,36($17)
	subu	$18,$18,$16
	addu	$2,$5,$16
	move	$5,$2
	.set	noreorder
	.set	nomacro
	bgtz	$18,$L91
	sw	$2,36($17)
	.set	macro
	.set	reorder

$L21:
	lui	$16,%hi($LC2)
$L106:
	sb	$0,23($sp)
	.set	noreorder
	.set	nomacro
	jal	strlen
	addiu	$4,$16,%lo($LC2)
	.set	macro
	.set	reorder

	move	$5,$2
	sltu	$2,$2,6
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L38
	sltu	$2,$5,4
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L40
	lbu	$3,%lo($LC2)($16)
	.set	macro
	.set	reorder

	lbu	$2,16($sp)
	addiu	$6,$16,%lo($LC2)
	.set	noreorder
	.set	nomacro
	bne	$5,$0,$L92
	subu	$2,$3,$2
	.set	macro
	.set	reorder

$L82:
	sltu	$2,$0,$2
$L102:
	bne	$2,$0,$L93
$L50:
	lw	$16,16($20)
	lw	$3,36($16)
	lw	$4,40($16)
	sltu	$2,$3,$4
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L52
	addiu	$5,$3,1
	.set	macro
	.set	reorder

	lw	$2,80($16)
	addu	$2,$3,$2
	lbu	$3,0($2)
	sw	$5,36($16)
	sll	$19,$3,8
$L54:
	sltu	$2,$5,$4
	beq	$2,$0,$L57
	lw	$2,80($16)
	addu	$2,$5,$2
	lbu	$3,0($2)
	addiu	$5,$5,1
	move	$18,$3
	sw	$5,36($16)
$L59:
	sltu	$2,$5,$4
	beq	$2,$0,$L62
	lw	$2,80($16)
	addu	$2,$5,$2
	lbu	$3,0($2)
	addiu	$5,$5,1
	move	$17,$3
	sw	$5,36($16)
$L64:
	sltu	$2,$5,$4
	beq	$2,$0,$L67
	lw	$2,80($16)
	addu	$2,$5,$2
	addiu	$5,$5,1
	lbu	$3,0($2)
	sw	$5,36($16)
$L69:
	or	$2,$18,$19
	sll	$2,$2,8
	or	$2,$2,$17
	sll	$2,$2,8
	or	$7,$2,$3
	.set	noreorder
	.set	nomacro
	bne	$7,$0,$L94
	addu	$3,$22,$23
	.set	macro
	.set	reorder

	lw	$4,16($20)
	lw	$6,44($4)
	subu	$5,$3,$fp
	slt	$2,$5,$6
	bne	$2,$0,$L95
$L74:
	jal	stream_seek_long
	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)
	li	$2,24			# 0x18
	.set	noreorder
	.set	nomacro
	j	$31
	addiu	$sp,$sp,64
	.set	macro
	.set	reorder

$L9:
	.set	noreorder
	.set	nomacro
	jal	stream_fill_buffer
	move	$4,$16
	.set	macro
	.set	reorder

	beq	$2,$0,$L96
	lw	$2,36($16)
	lw	$3,80($16)
	addiu	$4,$2,1
	addu	$3,$3,$2
	lbu	$2,0($3)
	.set	noreorder
	.set	nomacro
	j	$L11
	sw	$4,36($16)
	.set	macro
	.set	reorder

$L4:
	.set	noreorder
	.set	nomacro
	jal	stream_fill_buffer
	move	$4,$16
	.set	macro
	.set	reorder

	beq	$2,$0,$L97
	lw	$4,36($16)
	lw	$2,80($16)
	lw	$5,40($16)
	addu	$2,$2,$4
	lbu	$3,0($2)
	addiu	$4,$4,1
	sll	$17,$3,8
	.set	noreorder
	.set	nomacro
	j	$L6
	sw	$4,36($16)
	.set	macro
	.set	reorder

$L97:
	lw	$4,36($16)
	lw	$5,40($16)
	.set	noreorder
	.set	nomacro
	j	$L6
	li	$17,-65536			# 0xffffffffffff0000
	.set	macro
	.set	reorder

$L96:
	.set	noreorder
	.set	nomacro
	j	$L11
	li	$2,-256			# 0xffffffffffffff00
	.set	macro
	.set	reorder

$L92:
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L82
	lbu	$3,17($sp)
	.set	macro
	.set	reorder

	lbu	$2,1($6)
	sltu	$4,$5,2
	.set	noreorder
	.set	nomacro
	bne	$4,$0,$L82
	subu	$2,$2,$3
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L82
	lbu	$3,18($sp)
	.set	macro
	.set	reorder

	lbu	$2,2($6)
	li	$4,2			# 0x2
	.set	noreorder
	.set	nomacro
	beq	$5,$4,$L82
	subu	$2,$2,$3
	.set	macro
	.set	reorder

	bne	$2,$0,$L82
	lbu	$3,3($6)
	lbu	$2,19($sp)
	.set	noreorder
	.set	nomacro
	j	$L82
	subu	$2,$3,$2
	.set	macro
	.set	reorder

$L35:
	lbu	$2,4($5)
	sb	$2,4($4)
	lbu	$3,5($5)
	.set	noreorder
	.set	nomacro
	j	$L33
	sb	$3,5($4)
	.set	macro
	.set	reorder

$L38:
	addiu	$4,$16,%lo($LC2)
	move	$5,$21
	.set	noreorder
	.set	nomacro
	jal	strncmp
	li	$6,6			# 0x6
	.set	macro
	.set	reorder

	sltu	$2,$0,$2
	beq	$2,$0,$L50
$L93:
	lui	$6,%hi($LC3)
	addiu	$6,$6,%lo($LC3)
	li	$4,7			# 0x7
	.set	noreorder
	.set	nomacro
	jal	mp_msg
	li	$5,7			# 0x7
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L16
	move	$2,$0
	.set	macro
	.set	reorder

$L36:
	lbu	$2,4($5)
	sb	$2,4($4)
	lbu	$3,5($5)
	sb	$3,5($4)
	lbu	$2,6($5)
	.set	noreorder
	.set	nomacro
	j	$L33
	sb	$2,6($4)
	.set	macro
	.set	reorder

$L52:
	.set	noreorder
	.set	nomacro
	jal	stream_fill_buffer
	move	$4,$16
	.set	macro
	.set	reorder

	beq	$2,$0,$L98
	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	$19,$3,8
	.set	noreorder
	.set	nomacro
	j	$L54
	sw	$5,36($16)
	.set	macro
	.set	reorder

$L40:
	addiu	$4,$16,%lo($LC2)
	.set	noreorder
	.set	nomacro
	jal	strcmp
	move	$5,$21
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L102
	sltu	$2,$0,$2
	.set	macro
	.set	reorder

$L94:
	lui	$6,%hi($LC4)
	addiu	$6,$6,%lo($LC4)
	li	$4,7			# 0x7
	.set	noreorder
	.set	nomacro
	jal	mp_msg
	li	$5,1			# 0x1
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L16
	move	$2,$0
	.set	macro
	.set	reorder

$L67:
	.set	noreorder
	.set	nomacro
	jal	stream_fill_buffer
	move	$4,$16
	.set	macro
	.set	reorder

	beq	$2,$0,$L99
	lw	$3,36($16)
	lw	$2,80($16)
	addiu	$5,$3,1
	addu	$2,$2,$3
	lbu	$4,0($2)
	sw	$5,36($16)
	.set	noreorder
	.set	nomacro
	j	$L69
	move	$3,$4
	.set	macro
	.set	reorder

$L62:
	.set	noreorder
	.set	nomacro
	jal	stream_fill_buffer
	move	$4,$16
	.set	macro
	.set	reorder

	beq	$2,$0,$L100
	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	$17,$3
	.set	noreorder
	.set	nomacro
	j	$L64
	sw	$5,36($16)
	.set	macro
	.set	reorder

$L57:
	.set	noreorder
	.set	nomacro
	jal	stream_fill_buffer
	move	$4,$16
	.set	macro
	.set	reorder

	beq	$2,$0,$L101
	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	$18,$3
	.set	noreorder
	.set	nomacro
	j	$L59
	sw	$5,36($16)
	.set	macro
	.set	reorder

$L88:
	lbu	$2,4($5)
	.set	noreorder
	.set	nomacro
	j	$L33
	sb	$2,4($4)
	.set	macro
	.set	reorder

$L101:
	lw	$5,36($16)
	lw	$4,40($16)
	.set	noreorder
	.set	nomacro
	j	$L59
	li	$18,-256			# 0xffffffffffffff00
	.set	macro
	.set	reorder

$L100:
	lw	$5,36($16)
	lw	$4,40($16)
	.set	noreorder
	.set	nomacro
	j	$L64
	li	$17,-256			# 0xffffffffffffff00
	.set	macro
	.set	reorder

$L99:
	.set	noreorder
	.set	nomacro
	j	$L69
	li	$3,-256			# 0xffffffffffffff00
	.set	macro
	.set	reorder

$L98:
	lw	$5,36($16)
	lw	$4,40($16)
	.set	noreorder
	.set	nomacro
	j	$L54
	li	$19,-65536			# 0xffffffffffff0000
	.set	macro
	.set	reorder

$L95:
	lw	$2,40($4)
	subu	$2,$6,$2
	subu	$3,$5,$2
	.set	noreorder
	.set	nomacro
	bltz	$3,$L74
	li	$2,24			# 0x18
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L16
	sw	$3,36($4)
	.set	macro
	.set	reorder

	.end	smjpeg_check_file
	.globl	__floatsisf
	.globl	__extendsfdf2
	.globl	__muldf3
	.section	.rodata.cst8,"aM",@progbits,8
	.align	3
$LC5:
	.word	-755914244
	.word	1062232653
	.section	.text.demux_smjpeg_fill_buffer,"ax",@progbits
	.align	2
	.align	5
	.ent	demux_smjpeg_fill_buffer
	.type	demux_smjpeg_fill_buffer, @function
demux_smjpeg_fill_buffer:
	.frame	$sp,80,$31		# vars= 8, regs= 10/0, args= 32, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-80
	sw	$20,56($sp)
	sw	$31,76($sp)
	sw	$fp,72($sp)
	sw	$23,68($sp)
	sw	$22,64($sp)
	sw	$21,60($sp)
	sw	$19,52($sp)
	sw	$18,48($sp)
	sw	$17,44($sp)
	sw	$16,40($sp)
	lw	$16,16($4)
	move	$20,$4
	lw	$3,36($16)
	lw	$2,44($16)
	lw	$4,40($16)
	addu	$2,$2,$3
	subu	$2,$2,$4
	sw	$2,4($20)
	lw	$3,36($16)
	lw	$4,40($16)
	sltu	$2,$3,$4
	beq	$2,$0,$L108
	addiu	$5,$3,1

	lw	$2,80($16)
	addu	$2,$3,$2
	lbu	$3,0($2)
	sw	$5,36($16)