smacker.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 1,474 行 · 第 1/2 页

	.set	nomacro
	jal	url_fseek
	sw	$0,16($sp)
	.set	macro
	.set	reorder

	lw	$5,112($20)
	lw	$4,104($20)
	lw	$3,108($20)
	sll	$2,$5,2
	addu	$2,$2,$4
	addu	$3,$3,$5
	lw	$6,0($2)
	lbu	$fp,0($3)
	move	$4,$19
	li	$2,-4			# 0xfffffffffffffffc
	.set	noreorder
	.set	nomacro
	jal	url_ftell
	and	$23,$6,$2
	.set	macro
	.set	reorder

	andi	$4,$fp,0x1
	bne	$4,$0,$L98
	sw	$0,792($sp)
$L100:
	li	$2,-1			# 0xffffffffffffffff
	sw	$2,1012($20)
	sra	$18,$fp,1
	move	$21,$0
	andi	$2,$18,0x1
$L165:
	move	$4,$19
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L161
	sra	$18,$18,1
	.set	macro
	.set	reorder

$L119:
	addiu	$21,$21,4
	li	$2,28			# 0x1c
	.set	noreorder
	.set	nomacro
	bne	$21,$2,$L165
	andi	$2,$18,0x1
	.set	macro
	.set	reorder

	move	$4,$22
	.set	noreorder
	.set	nomacro
	jal	av_new_packet
	addiu	$5,$23,768
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L135
	li	$12,-12			# 0xfffffffffffffff4
	.set	macro
	.set	reorder

	lw	$2,112($20)
	lw	$4,104($20)
	sll	$2,$2,2
	addu	$2,$2,$4
	lw	$3,0($2)
	lw	$5,792($sp)
	andi	$3,$3,0x1
	ori	$4,$5,0x2
	lw	$2,16($22)
	movn	$5,$4,$3
	sb	$5,0($2)
	lw	$5,16($22)
	addiu	$4,$5,1
	andi	$2,$4,0x3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L128
	addiu	$3,$20,128
	.set	macro
	.set	reorder

	andi	$2,$3,0x3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L128
	addiu	$6,$5,765
	.set	macro
	.set	reorder

	addiu	$4,$5,-3
	sltu	$2,$4,$6
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L131
	addiu	$3,$20,124
	.set	macro
	.set	reorder

$L133:
#APP
	S32LDI xr1,$3,4
	S32LDI xr2,$3,4
	S32LDI xr3,$3,4
	S32LDI xr4,$3,4
	S32LDI xr5,$3,4
	S32LDI xr6,$3,4
	S32LDI xr7,$3,4
	S32LDI xr8,$3,4
	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,$0,$L133
	lw	$5,16($22)
$L131:
	addiu	$5,$5,769
	move	$4,$19
	.set	noreorder
	.set	nomacro
	jal	get_buffer
	move	$6,$23
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$23,$2,$L93
	addiu	$2,$23,769
	.set	macro
	.set	reorder

	lw	$3,924($20)
	sw	$2,20($22)
	sw	$3,24($22)
	lw	$2,112($20)
	move	$4,$19
	addiu	$2,$2,1
	.set	noreorder
	.set	nomacro
	jal	url_ftell
	sw	$2,112($20)
	.set	macro
	.set	reorder

	move	$12,$0
	sw	$2,1016($20)
	.set	noreorder
	.set	nomacro
	j	$L135
	sw	$3,1020($20)
	.set	macro
	.set	reorder

$L98:
	addiu	$18,$20,128
	andi	$2,$18,0x3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L101
	addiu	$4,$sp,24
	.set	macro
	.set	reorder

	addiu	$4,$sp,20
	addiu	$5,$sp,788
	sltu	$2,$4,$5
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L104
	addiu	$3,$20,124
	.set	macro
	.set	reorder

$L106:
#APP
	S32LDI xr1,$3,4
	S32LDI xr2,$3,4
	S32LDI xr3,$3,4
	S32LDI xr4,$3,4
	S32LDI xr5,$3,4
	S32LDI xr6,$3,4
	S32LDI xr7,$3,4
	S32LDI xr8,$3,4
	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,$5
	bne	$2,$0,$L106
$L104:
	.set	noreorder
	.set	nomacro
	jal	get_byte
	move	$4,$19
	.set	macro
	.set	reorder

	sll	$16,$2,2
	.set	noreorder
	.set	nomacro
	jal	url_ftell
	move	$4,$19
	.set	macro
	.set	reorder

	subu	$23,$23,$16
	addiu	$16,$16,-1
	addu	$16,$16,$2
	lui	$2,%hi(smk_pal)
	sw	$16,796($sp)
	addiu	$21,$2,%lo(smk_pal)
	.set	noreorder
	.set	nomacro
	j	$L107
	move	$16,$0
	.set	macro
	.set	reorder

$L163:
	sll	$3,$2,1
	addu	$3,$3,$2
	addu	$3,$3,$18
	addiu	$4,$16,1
	addu	$16,$2,$4
	addiu	$18,$3,3
$L110:
	slt	$2,$16,256
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L166
	lw	$6,796($sp)
	.set	macro
	.set	reorder

$L107:
	.set	noreorder
	.set	nomacro
	jal	get_byte
	move	$4,$19
	.set	macro
	.set	reorder

	move	$17,$2
	andi	$2,$2,0x80
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L163
	andi	$2,$17,0x7f
	.set	macro
	.set	reorder

	andi	$2,$17,0x40
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L111
	addu	$2,$17,$21
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	get_byte
	move	$4,$19
	.set	macro
	.set	reorder

	move	$3,$2
	andi	$5,$17,0x3f
	li	$2,-1			# 0xffffffffffffffff
	.set	noreorder
	.set	nomacro
	beq	$5,$2,$L110
	slt	$2,$16,256
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L114
	sll	$2,$3,1
	.set	macro
	.set	reorder

	addu	$2,$2,$3
	addiu	$3,$sp,24
	addu	$4,$3,$2
	li	$7,-1			# 0xffffffffffffffff
	li	$6,256			# 0x100
$L116:
	lbu	$2,0($4)
	addiu	$5,$5,-1
	sb	$2,0($18)
	lbu	$3,1($4)
	addiu	$16,$16,1
	sb	$3,1($18)
	lbu	$2,2($4)
	addiu	$4,$4,3
	sb	$2,2($18)
	.set	noreorder
	.set	nomacro
	beq	$5,$7,$L110
	addiu	$18,$18,3
	.set	macro
	.set	reorder

	bne	$16,$6,$L116
$L114:
	lw	$6,796($sp)
$L166:
	move	$4,$19
	sra	$7,$6,31
	.set	noreorder
	.set	nomacro
	jal	url_fseek
	sw	$0,16($sp)
	.set	macro
	.set	reorder

	li	$2,1			# 0x1
	.set	noreorder
	.set	nomacro
	j	$L100
	sw	$2,792($sp)
	.set	macro
	.set	reorder

$L111:
	lbu	$3,0($2)
	move	$4,$19
	.set	noreorder
	.set	nomacro
	jal	get_byte
	sb	$3,0($18)
	.set	macro
	.set	reorder

	andi	$2,$2,0x3f
	addu	$2,$2,$21
	lbu	$3,0($2)
	move	$4,$19
	.set	noreorder
	.set	nomacro
	jal	get_byte
	sb	$3,1($18)
	.set	macro
	.set	reorder

	andi	$2,$2,0x3f
	addu	$2,$2,$21
	lbu	$3,0($2)
	addiu	$16,$16,1
	sb	$3,2($18)
	.set	noreorder
	.set	nomacro
	j	$L110
	addiu	$18,$18,3
	.set	macro
	.set	reorder

$L101:
	move	$5,$18
	.set	noreorder
	.set	nomacro
	jal	memcpy
	li	$6,768			# 0x300
	.set	macro
	.set	reorder

	j	$L104
$L96:
	sll	$2,$2,2
	addu	$2,$2,$20
	lw	$5,956($2)
	.set	noreorder
	.set	nomacro
	jal	av_new_packet
	move	$4,$22
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L135
	li	$12,-12			# 0xfffffffffffffff4
	.set	macro
	.set	reorder

	lw	$2,1012($20)
	lw	$4,16($22)
	sll	$2,$2,2
	addu	$2,$2,$20
	lw	$6,956($2)
	sltu	$3,$6,32
	.set	noreorder
	.set	nomacro
	bne	$3,$0,$L137
	lw	$5,928($2)
	.set	macro
	.set	reorder

	andi	$2,$4,0x3
	bne	$2,$0,$L137
	andi	$2,$5,0x3
	bne	$2,$0,$L137
	li	$2,-32			# 0xffffffffffffffe0
	addiu	$4,$4,-4
	and	$2,$6,$2
	addu	$7,$4,$2
	sltu	$3,$4,$7
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L141
	addiu	$5,$5,-4
	.set	macro
	.set	reorder

$L150:
#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,$0,$L150
$L141:
	andi	$2,$6,0x1c
	addu	$7,$7,$2
	sltu	$3,$4,$7
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L167
	andi	$3,$6,0x3
	.set	macro
	.set	reorder

$L151:
#APP
	S32LDI xr1,$5,4
	S32SDI xr1,$4,4
#NO_APP
	sltu	$2,$4,$7
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L151
	andi	$3,$6,0x3
	.set	macro
	.set	reorder

$L167:
	li	$2,2			# 0x2
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L147
	li	$2,3			# 0x3
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L148
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	bne	$3,$2,$L145
	lbu	$2,4($5)
	sb	$2,4($4)
$L145:
	lw	$2,1012($20)
$L164:
	lw	$6,16($22)
	sll	$2,$2,2
	addu	$2,$2,$20
	lw	$3,956($2)
	move	$12,$0
	sw	$3,20($22)
	lw	$2,1012($20)
	sll	$2,$2,2
	addu	$2,$2,$20
	lw	$3,984($2)
	sw	$3,24($22)
	lw	$11,1012($20)
	sll	$10,$11,3
	addu	$10,$10,$20
	lw	$2,1024($10)
	lw	$3,1028($10)
	sw	$2,0($22)
	sw	$3,4($22)
	lbu	$4,3($6)
	lbu	$5,2($6)
	lbu	$7,0($6)
	lbu	$2,1($6)
	sll	$4,$4,24
	sll	$5,$5,16
	or	$4,$4,$5
	or	$4,$4,$7
	lw	$6,1024($10)
	sll	$2,$2,8
	or	$2,$2,$4
	lw	$7,1028($10)
	addu	$8,$6,$2
	sra	$3,$2,31
	sltu	$4,$8,$6
	addu	$9,$7,$3
	addiu	$11,$11,-1
	addu	$9,$4,$9
	sw	$8,1024($10)
	sw	$9,1028($10)
	.set	noreorder
	.set	nomacro
	j	$L135
	sw	$11,1012($20)
	.set	macro
	.set	reorder

$L161:
	jal	get_le32
	lw	$3,1012($20)
	addiu	$17,$2,-4
	addiu	$3,$3,1
	sll	$16,$3,2
	addu	$16,$16,$20
	lw	$4,928($16)
	sw	$3,1012($20)
	.set	noreorder
	.set	nomacro
	jal	av_realloc
	move	$5,$17
	.set	macro
	.set	reorder

	lw	$3,1012($20)
	sw	$2,928($16)
	sll	$3,$3,2
	addu	$3,$3,$20
	lw	$5,928($3)
	sw	$17,956($3)
	move	$4,$19
	.set	noreorder
	.set	nomacro
	jal	get_buffer
	move	$6,$17
	.set	macro
	.set	reorder

	addu	$3,$20,$21
	.set	noreorder
	.set	nomacro
	bne	$17,$2,$L93
	subu	$5,$23,$17
	.set	macro
	.set	reorder

	lw	$2,1012($20)
	lw	$3,896($3)
	sll	$2,$2,2
	addu	$2,$2,$20
	addiu	$23,$5,-4
	.set	noreorder
	.set	nomacro
	j	$L119
	sw	$3,984($2)
	.set	macro
	.set	reorder

$L137:
	jal	memcpy
	.set	noreorder
	.set	nomacro
	j	$L164
	lw	$2,1012($20)
	.set	macro
	.set	reorder

$L128:
	move	$5,$3
	.set	noreorder
	.set	nomacro
	jal	memcpy
	li	$6,768			# 0x300
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L131
	lw	$5,16($22)
	.set	macro
	.set	reorder

$L147:
	lbu	$2,4($5)
	sb	$2,4($4)
	lbu	$3,5($5)
	.set	noreorder
	.set	nomacro
	j	$L145
	sb	$3,5($4)
	.set	macro
	.set	reorder

$L148:
	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	$L145
	sb	$2,6($4)
	.set	macro
	.set	reorder

	.end	smacker_read_packet
	.globl	smacker_demuxer
	.section	.rodata.str1.4
	.align	2
$LC3:
	.ascii	"smk\000"
	.align	2
$LC4:
	.ascii	"Smacker Video\000"
	.data
	.align	2
	.type	smacker_demuxer, @object
	.size	smacker_demuxer, 64
smacker_demuxer:
	.word	$LC3
	.word	$LC4
	.word	1080
	.word	smacker_probe
	.word	smacker_read_header
	.word	smacker_read_packet
	.word	smacker_read_close
	.space	36
	.rdata
	.align	2
	.type	smk_pal, @object
	.size	smk_pal, 64
smk_pal:
	.byte	0
	.byte	4
	.byte	8
	.byte	12
	.byte	16
	.byte	20
	.byte	24
	.byte	28
	.byte	32
	.byte	36
	.byte	40
	.byte	44
	.byte	48
	.byte	52
	.byte	56
	.byte	60
	.byte	65
	.byte	69
	.byte	73
	.byte	77
	.byte	81
	.byte	85
	.byte	89
	.byte	93
	.byte	97
	.byte	101
	.byte	105
	.byte	109
	.byte	113
	.byte	117
	.byte	121
	.byte	125
	.byte	-126
	.byte	-122
	.byte	-118
	.byte	-114
	.byte	-110
	.byte	-106
	.byte	-102
	.byte	-98
	.byte	-94
	.byte	-90
	.byte	-86
	.byte	-82
	.byte	-78
	.byte	-74
	.byte	-70
	.byte	-66
	.byte	-61
	.byte	-57
	.byte	-53
	.byte	-49
	.byte	-45
	.byte	-41
	.byte	-37
	.byte	-33
	.byte	-29
	.byte	-25
	.byte	-21
	.byte	-17
	.byte	-13
	.byte	-9
	.byte	-5
	.byte	-1
	.ident	"GCC: (GNU) 4.1.2"