nsvdec.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 1,772 行 · 第 1/2 页

	andi	$2,$5,0x3
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L156
	addiu	$4,$17,-4
	.set	macro
	.set	reorder

$L140:
	move	$4,$17
	.set	noreorder
	.set	nomacro
	jal	memcpy
	li	$6,56			# 0x38
	.set	macro
	.set	reorder

$L145:
	sll	$3,$18,3
$L157:
	sll	$2,$18,6
	subu	$2,$2,$3
	addu	$2,$2,$16
	lw	$3,20($17)
	sw	$0,40($2)
$L135:
	lw	$31,28($sp)
$L159:
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	move	$2,$3
	.set	noreorder
	.set	nomacro
	j	$31
	addiu	$sp,$sp,32
	.set	macro
	.set	reorder

$L156:
	addiu	$6,$17,28
	sltu	$2,$4,$6
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L143
	addiu	$3,$5,-4
	.set	macro
	.set	reorder

$L149:
#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,$0,$L149
$L143:
	addiu	$5,$6,24
	sltu	$2,$4,$5
	beq	$2,$0,$L145
$L150:
#APP
	S32LDI xr1,$3,4
	S32SDI xr1,$4,4
#NO_APP
	sltu	$2,$4,$5
	bne	$2,$0,$L150
	.set	noreorder
	.set	nomacro
	j	$L157
	sll	$3,$18,3
	.set	macro
	.set	reorder

$L155:
	.set	noreorder
	.set	nomacro
	jal	nsv_read_chunk
	move	$5,$0
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bltz	$2,$L135
	move	$3,$2
	.set	macro
	.set	reorder

	lw	$2,40($16)
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L158
	move	$18,$0
	.set	macro
	.set	reorder

	lw	$2,96($16)
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L137
	li	$3,-1			# 0xffffffffffffffff
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L159
	lw	$31,28($sp)
	.set	macro
	.set	reorder

$L131:
	move	$18,$0
$L158:
	.set	noreorder
	.set	nomacro
	j	$L139
	move	$3,$0
	.set	macro
	.set	reorder

	.end	nsv_read_packet
	.section	.rodata.str1.4
	.align	2
$LC4:
	.ascii	"ASPECT\000"
	.align	2
$LC5:
	.ascii	"CREATOR\000"
	.align	2
$LC6:
	.ascii	"Author\000"
	.align	2
$LC7:
	.ascii	"Copyright\000"
	.align	2
$LC8:
	.ascii	"TITLE\000"
	.align	2
$LC9:
	.ascii	"Title\000"
	.section	.text.nsv_read_header,"ax",@progbits
	.align	2
	.align	5
	.ent	nsv_read_header
	.type	nsv_read_header, @function
nsv_read_header:
	.frame	$sp,88,$31		# vars= 24, regs= 10/0, args= 24, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-88
	sw	$23,76($sp)
	sw	$22,72($sp)
	sw	$31,84($sp)
	sw	$fp,80($sp)
	sw	$21,68($sp)
	sw	$20,64($sp)
	sw	$19,60($sp)
	sw	$18,56($sp)
	sw	$17,52($sp)
	sw	$16,48($sp)
	lw	$fp,12($4)
	sw	$4,88($sp)
	sw	$5,92($sp)
	move	$23,$fp
	sw	$0,36($sp)
	addiu	$22,$4,16
	sw	$0,16($fp)
	sw	$0,96($fp)
	sw	$0,40($fp)
$L161:
	li	$3,1314062336			# 0x4e530000
	li	$2,458752			# 0x70000
	ori	$21,$3,0x5673
	ori	$20,$2,0xd000
	move	$4,$0
	move	$17,$0
	li	$19,61374			# 0xefbe
	j	$L162
	ori	$18,$3,0x5666

$L278:
	jal	get_byte
	nop

	or	$4,$16,$2
	andi	$2,$4,0xffff
	beq	$2,$19,$L272
	nop

	beq	$4,$18,$L273
	nop

	beq	$4,$21,$L274
	li	$2,3			# 0x3

	beq	$17,$20,$L285
	lw	$31,84($sp)

$L162:
	sll	$16,$4,8
	jal	url_feof
	move	$4,$22

	addiu	$17,$17,1
	beq	$2,$0,$L278
	move	$4,$22

	li	$2,-1			# 0xffffffffffffffff
	sw	$0,16($23)
$L165:
	lw	$31,84($sp)
	lw	$fp,80($sp)
	lw	$23,76($sp)
	lw	$22,72($sp)
	lw	$21,68($sp)
	lw	$20,64($sp)
	lw	$19,60($sp)
	lw	$18,56($sp)
	lw	$17,52($sp)
	lw	$16,48($sp)
	j	$31
	addiu	$sp,$sp,88

$L272:
	li	$2,5			# 0x5
	sw	$2,16($23)
$L168:
	lw	$3,16($fp)
	li	$2,1			# 0x1
	beq	$3,$2,$L279
	nop

$L175:
	li	$2,3			# 0x3
$L286:
	beq	$3,$2,$L280
	lw	$2,36($sp)

	addiu	$2,$2,1
	sw	$2,36($sp)
	lw	$3,36($sp)
	li	$2,300			# 0x12c
	beq	$3,$2,$L262
	lw	$2,88($sp)

	j	$L161
	lw	$23,12($2)

$L273:
	li	$2,1			# 0x1
	sw	$2,16($23)
	lw	$3,16($fp)
	li	$2,1			# 0x1
	bne	$3,$2,$L286
	li	$2,3			# 0x3

$L279:
	lw	$3,88($sp)
	move	$4,$22
	lw	$19,12($3)
	jal	get_le32
	sw	$0,16($19)

	move	$21,$2
	sltu	$2,$2,28
	beq	$2,$0,$L281
	move	$4,$22

$L269:
	j	$L175
	lw	$3,16($fp)

$L274:
	j	$L168
	sw	$2,16($23)

$L280:
	lw	$5,92($sp)
	jal	nsv_parse_NSVs_header
	lw	$4,88($sp)

$L262:
	lw	$4,88($sp)
	lw	$2,96($4)
	bne	$2,$0,$L289
	lw	$31,84($sp)

$L285:
	lw	$fp,80($sp)
	lw	$23,76($sp)
	lw	$22,72($sp)
	lw	$21,68($sp)
	lw	$20,64($sp)
	lw	$19,60($sp)
	lw	$18,56($sp)
	lw	$17,52($sp)
	lw	$16,48($sp)
	li	$2,-1			# 0xffffffffffffffff
	j	$31
	addiu	$sp,$sp,88

$L281:
	jal	get_le32
	sw	$21,4($19)

	jal	get_le32
	move	$4,$22

	sw	$2,136($19)
	move	$4,$22
	jal	get_le32
	sw	$0,140($19)

	move	$4,$22
	jal	get_le32
	move	$17,$2

	move	$4,$22
	jal	get_le32
	sw	$2,28($sp)

	move	$4,$22
	jal	url_feof
	sw	$2,32($sp)

	bne	$2,$0,$L269
	nop

	blez	$17,$L178
	nop

	jal	av_mallocz
	addiu	$4,$17,1

	move	$5,$2
	move	$4,$22
	move	$6,$17
	addu	$23,$2,$17
	jal	get_buffer
	sw	$2,24($sp)

	lw	$4,24($sp)
	sltu	$3,$4,$23
	beq	$3,$0,$L180
	addiu	$2,$23,-2

	move	$20,$4
	sw	$2,40($sp)
$L182:
	lb	$3,0($20)
	li	$2,32			# 0x20
	bne	$3,$2,$L282
	li	$3,32			# 0x20

	move	$17,$20
	addiu	$17,$17,1
$L287:
	lb	$2,0($17)
	beq	$2,$3,$L287
	addiu	$17,$17,1

	addiu	$17,$17,-1
$L185:
	lw	$3,40($sp)
	sltu	$2,$17,$3
	beq	$2,$0,$L180
	move	$4,$17

	jal	strchr
	li	$5,61			# 0x3d

	beq	$2,$0,$L180
	move	$3,$2

	lw	$4,40($sp)
	sltu	$2,$2,$4
	beq	$2,$0,$L180
	addiu	$16,$3,2

	lb	$5,1($3)
	sb	$0,0($3)
	jal	strchr
	move	$4,$16

	beq	$2,$0,$L180
	move	$3,$2

	sltu	$2,$2,$23
	beq	$2,$0,$L180
	lui	$18,%hi($LC4)

	sb	$0,0($3)
	addiu	$4,$18,%lo($LC4)
	jal	strlen
	addiu	$20,$3,1

	move	$6,$2
	sltu	$2,$2,4
	beq	$2,$0,$L191
	lbu	$3,%lo($LC4)($18)

	lbu	$2,0($17)
	beq	$6,$0,$L193
	subu	$2,$2,$3

	bne	$2,$0,$L195
	addiu	$4,$18,%lo($LC4)

	lbu	$3,1($4)
	lbu	$2,1($17)
	sltu	$4,$6,2
	bne	$4,$0,$L193
	subu	$2,$2,$3

	bne	$2,$0,$L195
	addiu	$4,$18,%lo($LC4)

	lbu	$3,2($17)
	lbu	$2,2($4)
	subu	$2,$3,$2
	li	$3,2			# 0x2
	beq	$6,$3,$L193
	nop

	bne	$2,$0,$L195
	nop

	lbu	$3,3($17)
	lbu	$2,3($4)
	subu	$2,$3,$2
$L193:
	beq	$2,$0,$L283
	sltu	$2,$20,$23

$L195:
	lui	$18,%hi($LC5)
	jal	strlen
	addiu	$4,$18,%lo($LC5)

	move	$6,$2
	sltu	$2,$2,4
	beq	$2,$0,$L202
	lbu	$3,%lo($LC5)($18)

	lbu	$2,0($17)
	beq	$6,$0,$L204
	subu	$2,$2,$3

	bne	$2,$0,$L206
	addiu	$4,$18,%lo($LC5)

	lbu	$3,1($4)
	lbu	$2,1($17)
	sltu	$4,$6,2
	bne	$4,$0,$L204
	subu	$2,$2,$3

	bne	$2,$0,$L206
	addiu	$4,$18,%lo($LC5)

	lbu	$3,2($17)
	lbu	$2,2($4)
	subu	$2,$3,$2
	li	$3,2			# 0x2
	beq	$6,$3,$L204
	nop

	bne	$2,$0,$L206
	nop

	lbu	$3,3($17)
	lbu	$2,3($4)
	subu	$2,$3,$2
$L204:
	beq	$2,$0,$L288
	lw	$2,88($sp)

$L206:
	lui	$18,%hi($LC6)
	jal	strlen
	addiu	$4,$18,%lo($LC6)

	move	$6,$2
	sltu	$2,$2,4
	beq	$2,$0,$L213
	lbu	$3,%lo($LC6)($18)

	lbu	$2,0($17)
	beq	$6,$0,$L215
	subu	$2,$2,$3

	bne	$2,$0,$L217
	addiu	$4,$18,%lo($LC6)

	lbu	$3,1($4)
	lbu	$2,1($17)
	sltu	$4,$6,2
	bne	$4,$0,$L215
	subu	$2,$2,$3

	bne	$2,$0,$L217
	addiu	$4,$18,%lo($LC6)

	lbu	$3,2($17)
	lbu	$2,2($4)
	subu	$2,$3,$2
	li	$3,2			# 0x2
	beq	$6,$3,$L215
	nop

	bne	$2,$0,$L217
	nop

	lbu	$3,3($17)
	lbu	$2,3($4)
	subu	$2,$3,$2
$L215:
	beq	$2,$0,$L212
	lw	$2,88($sp)

$L217:
	lui	$18,%hi($LC7)
	jal	strlen
	addiu	$4,$18,%lo($LC7)

	move	$6,$2
	sltu	$2,$2,4
	beq	$2,$0,$L223
	lbu	$3,%lo($LC7)($18)

	lbu	$2,0($17)
	beq	$6,$0,$L225
	subu	$2,$2,$3

	bne	$2,$0,$L227
	addiu	$4,$18,%lo($LC7)

	lbu	$3,1($4)
	lbu	$2,1($17)
	sltu	$4,$6,2
	bne	$4,$0,$L225
	subu	$2,$2,$3

	bne	$2,$0,$L227
	addiu	$4,$18,%lo($LC7)

	lbu	$3,2($17)
	lbu	$2,2($4)
	subu	$2,$3,$2
	li	$3,2			# 0x2
	beq	$6,$3,$L225
	nop

	bne	$2,$0,$L227
	nop

	lbu	$3,3($17)
	lbu	$2,3($4)
	subu	$2,$3,$2
$L225:
	bne	$2,$0,$L227
	lw	$2,88($sp)

	move	$5,$16
	addiu	$4,$2,2240
	jal	strncpy
	li	$6,511			# 0x1ff

$L201:
	sltu	$2,$20,$23
$L283:
	bne	$2,$0,$L182
	nop

$L180:
	jal	av_free
	lw	$4,24($sp)

$L178:
	jal	url_feof
	move	$4,$22

	bne	$2,$0,$L269
	nop

	lw	$3,32($sp)
	blez	$3,$L256
	li	$2,1073676288			# 0x3fff0000

	lw	$4,28($sp)
	ori	$2,$2,0xfffe
	sltu	$2,$2,$4
	bne	$2,$0,$L269
	sw	$3,12($19)

	sll	$16,$4,2
	jal	av_malloc
	move	$4,$16

	sw	$2,8($19)
	move	$5,$2
	move	$6,$16
	jal	get_buffer
	move	$4,$22

$L256:
	lw	$6,0($19)
	move	$4,$22
	addu	$6,$21,$6
	move	$7,$0
	jal	url_fseek
	sw	$0,16($sp)

	jal	url_feof
	move	$4,$22

	bne	$2,$0,$L269
	li	$2,2			# 0x2

	sw	$2,16($19)
	j	$L175
	lw	$3,16($fp)

$L289:
	jal	nsv_read_chunk
	li	$5,1			# 0x1

	j	$L165
	move	$2,$0

$L212:
$L288:
	move	$5,$16
	addiu	$4,$2,1728
	jal	strncpy
	li	$6,511			# 0x1ff

	j	$L283
	sltu	$2,$20,$23

$L191:
	addiu	$5,$18,%lo($LC4)
	jal	strcmp
	move	$4,$17

	j	$L193
	nop

$L227:
	lui	$18,%hi($LC8)
	jal	strlen
	addiu	$4,$18,%lo($LC8)

	move	$6,$2
	sltu	$2,$2,4
	beq	$2,$0,$L234
	lbu	$3,%lo($LC8)($18)

	lbu	$2,0($17)
	beq	$6,$0,$L236
	subu	$2,$2,$3

	bne	$2,$0,$L238
	addiu	$4,$18,%lo($LC8)

	lbu	$3,1($4)
	lbu	$2,1($17)
	sltu	$4,$6,2
	bne	$4,$0,$L236
	subu	$2,$2,$3

	bne	$2,$0,$L238
	addiu	$4,$18,%lo($LC8)

	lbu	$3,2($17)
	lbu	$2,2($4)
	subu	$2,$3,$2
	li	$3,2			# 0x2
	beq	$6,$3,$L236
	nop

	bne	$2,$0,$L238
	nop

	lbu	$3,3($17)
	lbu	$2,3($4)
	subu	$2,$3,$2
$L236:
	bne	$2,$0,$L238
	lw	$2,88($sp)

	move	$5,$16
$L290:
	addiu	$4,$2,1216
	jal	strncpy
	li	$6,511			# 0x1ff

	j	$L283
	sltu	$2,$20,$23

$L202:
	addiu	$5,$18,%lo($LC5)
	jal	strcmp
	move	$4,$17

	j	$L204
	nop

$L238:
	lui	$18,%hi($LC9)
	jal	strlen
	addiu	$4,$18,%lo($LC9)

	move	$6,$2
	sltu	$2,$2,4
	beq	$2,$0,$L245
	lbu	$3,%lo($LC9)($18)

	lbu	$2,0($17)
	beq	$6,$0,$L247
	subu	$2,$2,$3

	bne	$2,$0,$L201
	addiu	$4,$18,%lo($LC9)

	lbu	$3,1($4)
	lbu	$2,1($17)
	sltu	$4,$6,2
	bne	$4,$0,$L247
	subu	$2,$2,$3

	bne	$2,$0,$L283
	sltu	$2,$20,$23

	addiu	$4,$18,%lo($LC9)
	lbu	$3,2($17)
	lbu	$2,2($4)
	subu	$2,$3,$2
	li	$3,2			# 0x2
	beq	$6,$3,$L247
	nop

	bne	$2,$0,$L283
	sltu	$2,$20,$23

	lbu	$3,3($17)
	lbu	$2,3($4)
	subu	$2,$3,$2
$L247:
	bne	$2,$0,$L201
	lw	$2,88($sp)

	j	$L290
	move	$5,$16

$L213:
	addiu	$5,$18,%lo($LC6)
	jal	strcmp
	move	$4,$17

	j	$L215
	nop

$L282:
	j	$L185
	move	$17,$20

$L223:
	addiu	$5,$18,%lo($LC7)
	jal	strcmp
	move	$4,$17

	j	$L225
	nop

$L234:
	addiu	$5,$18,%lo($LC8)
	jal	strcmp
	move	$4,$17

	j	$L236
	nop

$L245:
	move	$4,$17
	jal	strcmp
	addiu	$5,$18,%lo($LC9)

	bne	$2,$0,$L201
	lw	$2,88($sp)

	j	$L290
	move	$5,$16

	.set	macro
	.set	reorder
	.end	nsv_read_header
	.globl	nsv_demuxer
	.section	.rodata.str1.4
	.align	2
$LC10:
	.ascii	"NullSoft Video format\000"
	.data
	.align	2
	.type	nsv_demuxer, @object
	.size	nsv_demuxer, 64
nsv_demuxer:
	.word	$LC0
	.word	$LC10
	.word	160
	.word	nsv_probe
	.word	nsv_read_header
	.word	nsv_read_packet
	.word	nsv_read_close
	.word	nsv_read_seek
	.space	32
	.rdata
	.align	2
	.type	C.56.6239, @object
	.size	C.56.6239, 8
C.56.6239:
	.space	8
	.align	2
	.type	nsv_codec_video_tags, @object
	.size	nsv_codec_video_tags, 96
nsv_codec_video_tags:
	.word	30
	.word	540233814
	.word	30
	.word	808669270
	.word	30
	.word	825446486
	.word	93
	.word	540364886
	.word	93
	.word	808800342
	.word	94
	.word	540430422
	.word	94
	.word	808865878
	.word	94
	.word	825643094
	.word	94
	.word	842420310
	.word	13
	.word	1145656920
	.word	14
	.word	859981650
	.word	0
	.word	0
	.align	2
	.type	nsv_codec_audio_tags, @object
	.size	nsv_codec_audio_tags, 40
nsv_codec_audio_tags:
	.word	86017
	.word	540233805
	.word	86018
	.word	541278529
	.word	86018
	.word	1346584897
	.word	65538
	.word	541934416
	.word	0
	.word	0
	.ident	"GCC: (GNU) 4.1.2"