asfheader.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 4,662 行 · 第 1/5 页

	.file	1 "asfheader.c"
	.section .mdebug.abi32
	.previous
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"Memory allocation failed.\012\000"
	.section	.text.get_ucs2str,"ax",@progbits
	.align	2
	.align	5
	.ent	get_ucs2str
	.type	get_ucs2str, @function
get_ucs2str:
	.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)
	andi	$16,$5,0xffff
	sw	$17,20($sp)
	li	$5,2			# 0x2
	move	$17,$4
	sw	$31,24($sp)
	jal	uc_calloc
	move	$4,$16

	beq	$2,$0,$L2
	lui	$6,%hi($LC0)

	srl	$5,$16,1
	blez	$5,$L5
	move	$11,$2

	lui	$2,%hi(ff_log2_tab)
	li	$3,1717960704			# 0x66660000
	move	$9,$17
	addiu	$13,$2,%lo(ff_log2_tab)
	ori	$14,$3,0x6667
	move	$7,$11
	move	$10,$0
	li	$12,256			# 0x100
$L6:
	lbu	$2,1($9)
	lbu	$4,0($9)
	sll	$2,$2,8
	or	$8,$2,$4
	sltu	$3,$8,128
	bne	$3,$0,$L21
	andi	$2,$8,0xff00

	move	$3,$8
	beq	$2,$0,$L13
	move	$4,$0

	srl	$3,$8,8
	addiu	$4,$4,8
$L13:
	addu	$3,$3,$13
	lbu	$2,0($3)
	addiu	$4,$4,4
	addu	$2,$2,$4
	mult	$2,$14
	sra	$2,$2,31
	mfhi	$3
	sra	$3,$3,1
	subu	$3,$3,$2
	sll	$4,$3,1
	sll	$2,$3,3
	subu	$2,$2,$4
	addiu	$6,$2,-6
	sra	$3,$12,$3
	subu	$3,$0,$3
	srl	$2,$8,$6
	or	$3,$3,$2
	slt	$4,$6,6
	sb	$3,0($7)
	bne	$4,$0,$L9
	addiu	$7,$7,1

	li	$4,-128			# 0xffffffffffffff80
$L15:
	addiu	$6,$6,-6
	srl	$2,$8,$6
	andi	$2,$2,0x3f
	or	$2,$2,$4
	slt	$3,$6,6
	sb	$2,0($7)
	beq	$3,$0,$L15
	addiu	$7,$7,1

$L9:
	addiu	$10,$10,1
	bne	$10,$5,$L6
	addiu	$9,$9,2

$L5:
	lw	$31,24($sp)
$L22:
	lw	$17,20($sp)
	lw	$16,16($sp)
	move	$2,$11
	j	$31
	addiu	$sp,$sp,32

$L21:
	addiu	$10,$10,1
	sb	$8,0($7)
	addiu	$9,$9,2
	bne	$10,$5,$L6
	addiu	$7,$7,1

	j	$L22
	lw	$31,24($sp)

$L2:
	addiu	$6,$6,%lo($LC0)
	li	$4,8			# 0x8
	jal	mp_msg
	li	$5,1			# 0x1

	j	$L5
	move	$11,$0

	.set	macro
	.set	reorder
	.end	get_ucs2str
	.section	.text.find_asf_guid,"ax",@progbits
	.align	2
	.align	5
	.globl	find_asf_guid
	.ent	find_asf_guid
	.type	find_asf_guid, @function
find_asf_guid:
	.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	$18,24($sp)
	addiu	$18,$7,-19
	slt	$2,$6,$18
	sw	$19,28($sp)
	sw	$31,32($sp)
	sw	$17,20($sp)
	sw	$16,16($sp)
	beq	$2,$0,$L24
	move	$19,$5

	addu	$16,$4,$6
	j	$L26
	move	$17,$6

$L27:
	addiu	$17,$17,1
	slt	$2,$17,$18
	beq	$2,$0,$L32
	lw	$31,32($sp)

$L26:
	move	$4,$16
	move	$5,$19
	jal	memcmp
	li	$6,16			# 0x10

	bne	$2,$0,$L27
	addiu	$16,$16,1

	addiu	$2,$17,24
	lw	$31,32($sp)
	lw	$19,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,40

$L24:
	lw	$31,32($sp)
$L32:
	lw	$19,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	li	$2,-1			# 0xffffffffffffffff
	j	$31
	addiu	$sp,$sp,40

	.set	macro
	.set	reorder
	.end	find_asf_guid
	.section	.text.get_ext_stream_properties,"ax",@progbits
	.align	2
	.align	5
	.ent	get_ext_stream_properties
	.type	get_ext_stream_properties, @function
get_ext_stream_properties:
	.frame	$sp,56,$31		# vars= 0, regs= 10/0, args= 16, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-56
	sw	$fp,48($sp)
	lw	$fp,72($sp)
	sw	$23,44($sp)
	sw	$22,40($sp)
	sw	$21,36($sp)
	sw	$20,32($sp)
	sw	$19,28($sp)
	sw	$17,20($sp)
	sw	$31,52($sp)
	sw	$18,24($sp)
	sw	$16,16($sp)
	move	$20,$5
	move	$21,$4
	move	$22,$6
	move	$23,$7
	addiu	$19,$5,-19
	move	$17,$0
$L34:
	slt	$2,$17,$19
	beq	$2,$0,$L51
	addu	$16,$17,$21

	j	$L67
	lui	$18,%hi(asf_ext_stream_header)

$L68:
	slt	$2,$17,$19
	beq	$2,$0,$L51
	addiu	$16,$16,1

$L67:
	move	$4,$16
	addiu	$5,$18,%lo(asf_ext_stream_header)
	jal	memcmp
	li	$6,16			# 0x10

	bne	$2,$0,$L68
	addiu	$17,$17,1

	addiu	$17,$17,-1
	addiu	$17,$17,24
	bltz	$17,$L51
	addiu	$2,$17,50

	slt	$2,$20,$2
	bne	$2,$0,$L36
	addu	$8,$21,$17

	addiu	$3,$8,16
	lbu	$4,2($3)
	lbu	$2,3($3)
	lbu	$5,49($8)
	lbu	$6,1($3)
	sll	$2,$2,24
	sll	$4,$4,16
	lbu	$7,16($8)
	lbu	$3,48($8)
	or	$2,$2,$4
	sll	$5,$5,8
	or	$2,$2,$7
	sll	$6,$6,8
	or	$5,$5,$3
	bne	$5,$22,$L34
	or	$6,$6,$2

	addiu	$18,$17,64
	slt	$2,$20,$18
	bne	$2,$0,$L70
	move	$2,$0

	srl	$2,$6,3
	sw	$2,192($23)
	lbu	$3,61($8)
	lbu	$2,60($8)
	sll	$3,$3,8
	or	$9,$3,$2
	lbu	$10,63($8)
	lbu	$4,62($8)
	blez	$9,$L40
	addiu	$16,$8,64

	addiu	$5,$17,68
	slt	$2,$20,$5
	bne	$2,$0,$L70
	move	$2,$0

	lbu	$2,67($8)
	lbu	$3,66($8)
	sll	$2,$2,8
	or	$3,$3,$2
	addu	$18,$3,$5
	slt	$2,$20,$18
	bne	$2,$0,$L36
	move	$6,$0

	addiu	$2,$8,68
	j	$L44
	addu	$16,$3,$2

$L45:
	bne	$2,$0,$L70
	move	$2,$0

	lbu	$2,3($16)
	lbu	$3,2($16)
	sll	$2,$2,8
	or	$3,$2,$3
	addu	$18,$5,$3
	slt	$2,$20,$18
	bne	$2,$0,$L36
	addu	$16,$7,$3

$L44:
	addiu	$5,$18,4
	addiu	$6,$6,1
	addiu	$7,$16,4
	bne	$9,$6,$L45
	slt	$2,$20,$5

$L40:
	sll	$2,$10,8
	beq	$fp,$0,$L48
	or	$21,$2,$4

	sw	$21,124($23)
	jal	uc_malloc
	sll	$4,$21,2

	sw	$2,116($23)
$L50:
	blez	$21,$L51
	addiu	$17,$18,22

	slt	$2,$20,$17
	bne	$2,$0,$L36
	move	$18,$0

	move	$19,$0
	j	$L54
	lui	$22,%hi(asf_dvr_ms_timing_rep_data)

$L76:
	bne	$fp,$0,$L72
	nop

	sw	$18,180($23)
	addiu	$5,$16,16
$L77:
	lbu	$2,1($5)
	lbu	$4,16($16)
	lw	$3,120($23)
	sll	$2,$2,8
	or	$2,$2,$4
	addu	$3,$3,$19
	sw	$2,0($3)
$L65:
	addiu	$18,$18,1
	beq	$21,$18,$L51
	addiu	$17,$17,22

	slt	$2,$20,$17
	bne	$2,$0,$L36
	addiu	$19,$19,4

	addiu	$16,$5,6
$L54:
	move	$4,$16
	addiu	$5,$22,%lo(asf_dvr_ms_timing_rep_data)
	jal	memcmp
	li	$6,16			# 0x10

	beq	$2,$0,$L76
	nop

	beq	$fp,$0,$L77
	addiu	$5,$16,16

	lui	$5,%hi(asf_dvr_ms_vid_frame_rep_data)
	addiu	$5,$5,%lo(asf_dvr_ms_vid_frame_rep_data)
	move	$4,$16
	jal	memcmp
	li	$6,16			# 0x10

	bne	$2,$0,$L61
	nop

	sw	$18,184($23)
$L61:
	addiu	$5,$16,16
	lbu	$2,1($5)
	lbu	$4,16($16)
	lw	$3,116($23)
	sll	$2,$2,8
	or	$4,$4,$2
	addu	$3,$19,$3
	j	$L65
	sw	$4,0($3)

$L51:
	li	$2,1			# 0x1
$L70:
	lw	$31,52($sp)
	lw	$fp,48($sp)
	lw	$23,44($sp)
	lw	$22,40($sp)
	lw	$21,36($sp)
	lw	$20,32($sp)
	lw	$19,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,56

$L36:
	j	$L70
	move	$2,$0

$L72:
	j	$L61
	sw	$18,176($23)

$L48:
	sw	$21,128($23)
	jal	uc_malloc
	sll	$4,$21,2

	j	$L50
	sw	$2,120($23)

	.set	macro
	.set	reorder
	.end	get_ext_stream_properties
	.section	.rodata.str1.4
	.align	2
$LC1:
	.ascii	"ASF: audio scrambling: %d x %d x %d\012\000"
	.section	.text.asf_init_audio_stream,"ax",@progbits
	.align	2
	.align	5
	.ent	asf_init_audio_stream
	.type	asf_init_audio_stream, @function
asf_init_audio_stream:
	.frame	$sp,48,$31		# vars= 0, regs= 6/0, args= 24, gp= 0
	.mask	0x801f0000,-4
	.fmask	0x00000000,0
	addiu	$sp,$sp,-48
	sw	$20,40($sp)
	sw	$18,32($sp)
	sw	$17,28($sp)
	sw	$31,44($sp)
	sw	$19,36($sp)
	sw	$16,24($sp)
	lwl	$4,43($7)
	li	$2,18			# 0x12
	lwr	$4,40($7)
	move	$18,$5
	sltu	$3,$4,18
	movn	$4,$2,$3
	lw	$2,68($sp)
	lw	$3,64($sp)
	li	$5,1			# 0x1
	move	$17,$7
	move	$20,$6
	lw	$16,0($2)
	.set	noreorder
	.set	nomacro
	jal	uc_calloc
	lw	$19,0($3)
	.set	macro
	.set	reorder

	sw	$2,156($20)
	lwl	$6,43($17)
	move	$4,$2
	lwr	$6,40($17)
	sltu	$2,$6,32
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L79
	andi	$2,$4,0x3
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L105
	andi	$2,$16,0x3
	.set	macro
	.set	reorder

$L79:
	.set	noreorder
	.set	nomacro
	jal	memcpy
	move	$5,$16
	.set	macro
	.set	reorder

$L87:
	li	$4,8			# 0x8
	.set	noreorder
	.set	nomacro
	jal	mp_msg_test
	li	$5,6			# 0x6
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L106
	addiu	$2,$17,16
	.set	macro
	.set	reorder

	lbu	$5,2($2)
	lbu	$3,3($2)
	lbu	$4,1($2)
	sll	$5,$5,16
	sll	$3,$3,24
	lbu	$6,16($17)
	or	$3,$3,$5
	or	$3,$3,$6
	sll	$4,$4,8
	li	$2,-1077739520			# 0xffffffffbfc30000
	or	$4,$4,$3
	ori	$2,$2,0xcd50
	.set	noreorder
	.set	nomacro
	beq	$4,$2,$L107
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

$L109:
	sw	$2,44($18)
	sw	$2,40($18)
	sw	$2,36($18)
$L98:
	lw	$2,40($18)
	lw	$7,36($18)
	lw	$3,44($18)
	lui	$6,%hi($LC1)
	addiu	$6,$6,%lo($LC1)
	li	$4,8			# 0x8
	li	$5,6			# 0x6
	sw	$2,16($sp)
	.set	noreorder
	.set	nomacro
	jal	mp_msg
	sw	$3,20($sp)
	.set	macro
	.set	reorder

	li	$2,1			# 0x1
$L97:
	lw	$31,44($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,48
	.set	macro
	.set	reorder

$L105:
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L79
	li	$2,-32			# 0xffffffffffffffe0
	.set	macro
	.set	reorder

	addiu	$4,$4,-4
	and	$2,$6,$2
	addu	$7,$4,$2
	sltu	$3,$4,$7
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L83
	addiu	$5,$16,-4
	.set	macro
	.set	reorder

$L101:
#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,$7
	bne	$2,$0,$L101
$L83:
	andi	$2,$6,0x1c
	addu	$7,$7,$2
	sltu	$3,$4,$7
	beq	$3,$0,$L85
$L102:
#APP
	S32LDI xr1,$5,4
	S32SDI xr1,$4,4
#NO_APP
	sltu	$2,$4,$7
	bne	$2,$0,$L102
$L85:
	andi	$6,$6,0x3
	li	$2,2			# 0x2
	.set	noreorder
	.set	nomacro
	beq	$6,$2,$L89
	li	$2,3			# 0x3
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$6,$2,$L90
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	bne	$6,$2,$L87
	lbu	$2,4($5)
	.set	noreorder
	.set	nomacro
	j	$L87
	sb	$2,4($4)
	.set	macro
	.set	reorder

$L106:
	lw	$4,156($20)
	.set	noreorder
	.set	nomacro
	jal	print_wave_header
	li	$5,6			# 0x6
	.set	macro
	.set	reorder

	addiu	$2,$17,16
	lbu	$5,2($2)
	lbu	$3,3($2)
	lbu	$4,1($2)
	sll	$5,$5,16
	sll	$3,$3,24
	lbu	$6,16($17)
	or	$3,$3,$5
	or	$3,$3,$6
	sll	$4,$4,8
	li	$2,-1077739520			# 0xffffffffbfc30000
	or	$4,$4,$3
	ori	$2,$2,0xcd50
	.set	noreorder
	.set	nomacro
	bne	$4,$2,$L109
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

$L107:
	lwl	$2,47($17)
	lw	$3,76($sp)
	lwr	$2,44($17)
	addu	$2,$19,$2
	sltu	$2,$3,$2
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L97
	move	$2,$0
	.set	macro
	.set	reorder

	lw	$2,72($sp)
	addu	$2,$19,$2
	lbu	$4,0($2)
	sw	$4,36($18)
	lbu	$3,2($2)
	lbu	$4,1($2)
	sll	$3,$3,8
	or	$5,$3,$4
	sw	$5,40($18)
	lbu	$3,4($2)
	lbu	$4,3($2)
	sll	$3,$3,8
	or	$2,$3,$4
	.set	noreorder
	.set	nomacro
	blez	$2,$L98
	sw	$2,44($18)
	.set	macro
	.set	reorder

	div	$0,$5,$2
	teq	$2,$0,7
	mflo	$2
	.set	noreorder
	.set	nomacro
	j	$L98
	sw	$2,40($18)
	.set	macro
	.set	reorder

$L89:
	lbu	$2,4($5)
	sb	$2,4($4)
	lbu	$3,5($5)
	.set	noreorder
	.set	nomacro
	j	$L87
	sb	$3,5($4)
	.set	macro
	.set	reorder

$L90:
	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	$L87
	sb	$2,6($4)
	.set	macro
	.set	reorder

	.end	asf_init_audio_stream
	.section	.rodata.str1.4
	.align	2
$LC2:
	.ascii	"stream_read: WARNING! s->buf_pos>s->buf_len\012\000"
	.align	2
$LC3:
	.ascii	"ASF_check: not ASF guid!\012\000"
	.align	2
$LC4:
	.ascii	"ASF_check: invalid subchunks_no %d\012\000"
	.section	.text.asf_check_header,"ax",@progbits
	.align	2
	.align	5
	.globl	asf_check_header
	.ent	asf_check_header
	.type	asf_check_header, @function
asf_check_header:
	.frame	$sp,64,$31		# vars= 16, regs= 7/0, args= 16, gp= 0
	.mask	0x803f0000,-8
	.fmask	0x00000000,0
	lui	$3,%hi(C.48.4004)
	addiu	$2,$3,%lo(C.48.4004)
	lwl	$6,3($2)
	lwl	$7,7($2)
	lwl	$8,11($2)
	lwl	$9,15($2)
	addiu	$sp,$sp,-64
	lwr	$6,%lo(C.48.4004)($3)
	lwr	$9,12($2)
	lwr	$7,4($2)
	lwr	$8,8($2)
	sw	$21,52($sp)
	li	$5,200			# 0xc8
	move	$21,$4
	li	$4,1			# 0x1
	sw	$20,48($sp)
	sw	$19,44($sp)
	sw	$18,40($sp)
	sw	$17,36($sp)
	sw	$31,56($sp)
	sw	$16,32($sp)
	sw	$6,16($sp)
	sw	$7,20($sp)
	sw	$8,24($sp)
	.set	noreorder
	.set	nomacro
	jal	uc_calloc
	sw	$9,28($sp)
	.set	macro
	.set	reorder

	move	$20,$2
	lw	$17,16($21)
	li	$2,1			# 0x1
	sw	$2,36($20)
	sw	$2,44($20)
	sw	$2,40($20)
	lw	$5,36($17)
	lw	$3,40($17)
	move	$18,$20
	subu	$2,$3,$5
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L112
	li	$19,30			# 0x1e
	.set	macro
	.set	reorder

$L144:
	move	$16,$2
	sltu	$2,$3,$5
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L149
	lui	$6,%hi($LC2)
	.set	macro
	.set	reorder

$L117:
	slt	$2,$19,$16
	movn	$16,$19,$2
	lw	$3,80($17)
	sltu	$2,$16,32
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L119
	addu	$5,$3,$5
	.set	macro
	.set	reorder

$L145:
	andi	$2,$18,0x3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L150
	move	$4,$18
	.set	macro
	.set	reorder

	andi	$2,$5,0x3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L150
	li	$2,-32			# 0xffffffffffffffe0
	.set	macro
	.set	reorder

	addiu	$4,$18,-4
	and	$2,$16,$2
	addu	$6,$4,$2
	sltu	$3,$4,$6
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L123
	addiu	$5,$5,-4
	.set	macro
	.set	reorder

$L138:
#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,$0,$L138
$L123:
	andi	$2,$16,0x1c
	addu	$6,$6,$2
	sltu	$3,$4,$6
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L151
	andi	$3,$16,0x3
	.set	macro
	.set	reorder

$L139:
#APP
	S32LDI xr1,$5,4
	S32SDI xr1,$4,4
#NO_APP
	sltu	$2,$4,$6
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L139
	andi	$3,$16,0x3
	.set	macro
	.set	reorder

$L151:
	li	$2,2			# 0x2
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L129
	li	$2,3			# 0x3
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L130
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	beq	$3,$2,$L143
$L127: