flvdec.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 1,941 行 · 第 1/2 页

	move	$4,$22

	move	$5,$23
	move	$6,$0
	jal	__ltdf2
	move	$7,$0

	bltz	$2,$L155
	move	$4,$22

	jal	__fixdfsi
	move	$5,$23

	lui	$3,%hi($LC9)
	lw	$6,%lo($LC9)($3)
	lw	$7,%lo($LC9+4)($3)
	sw	$2,392($17)
	move	$4,$22
	jal	__eqdf2
	move	$5,$23

	bne	$2,$0,$L67
	li	$3,-65536			# 0xffffffffffff0000

	lw	$2,228($17)
	addu	$2,$2,$3
	sltu	$2,$2,2
	beq	$2,$0,$L67
	li	$2,65536			# 0x10000

	ori	$2,$2,0x4
	move	$4,$0
	j	$L50
	sw	$2,228($17)

$L155:
	lui	$16,%hi($LC10)
$L203:
	jal	strlen
	addiu	$4,$16,%lo($LC10)

	move	$6,$2
	sltu	$2,$2,4
	beq	$2,$0,$L167
	lw	$4,332($sp)

	lbu	$3,%lo($LC10)($16)
	lbu	$2,0($4)
	addiu	$5,$16,%lo($LC10)
	beq	$6,$0,$L169
	subu	$2,$2,$3

	bne	$2,$0,$L67
	nop

	lbu	$2,1($4)
	lbu	$3,1($5)
	sltu	$4,$6,2
	bne	$4,$0,$L169
	subu	$2,$2,$3

	bne	$2,$0,$L199
	move	$4,$0

	lw	$3,332($sp)
	li	$4,2			# 0x2
	lbu	$2,2($3)
	lbu	$3,2($5)
	beq	$6,$4,$L169
	subu	$2,$2,$3

	bne	$2,$0,$L199
	move	$4,$0

	lw	$4,332($sp)
	lbu	$2,3($5)
	lbu	$3,3($4)
	subu	$2,$3,$2
$L169:
	bne	$2,$0,$L199
	move	$4,$0

	beq	$17,$0,$L67
	move	$4,$22

	move	$5,$23
	move	$6,$0
	jal	__gedf2
	move	$7,$0

	bltz	$2,$L67
	move	$4,$22

	jal	__fixdfsi
	move	$5,$23

	move	$3,$2
	li	$2,11000			# 0x2af8
	beq	$3,$2,$L182
	slt	$2,$3,11001

	beq	$2,$0,$L185
	li	$2,22000			# 0x55f0

	li	$2,5000			# 0x1388
	beq	$3,$2,$L197
	li	$2,5512			# 0x1588

$L180:
	move	$4,$0
	j	$L50
	sw	$3,64($17)

$L197:
	move	$4,$0
	j	$L50
	sw	$2,64($17)

$L105:
	jal	strcmp
	addiu	$5,$16,%lo($LC4)

	j	$L107
	nop

$L130:
	jal	strcmp
	addiu	$5,$16,%lo($LC6)

	j	$L132
	nop

$L78:
	jal	strcmp
	addiu	$5,$16,%lo($LC1)

	j	$L80
	nop

$L151:
	jal	strcmp
	addiu	$5,$16,%lo($LC8)

	j	$L153
	nop

$L167:
	jal	strcmp
	addiu	$5,$16,%lo($LC10)

	j	$L169
	nop

$L123:
	beq	$16,$2,$L121
	li	$2,80			# 0x50

	bne	$16,$2,$L204
	lui	$6,%hi($LC5)

	li	$2,8000			# 0x1f40
	j	$L204
	sw	$2,64($17)

$L120:
	li	$2,65536			# 0x10000
	ori	$2,$2,0x5001
	sw	$2,228($17)
	lw	$2,324($sp)
	li	$3,1			# 0x1
	move	$4,$0
	j	$L50
	sw	$3,108($2)

$L147:
	beq	$16,$2,$L145
	li	$2,5			# 0x5

	bne	$16,$2,$L205
	lui	$6,%hi($LC7)

	li	$2,110			# 0x6e
	sw	$2,228($17)
$L148:
	lw	$2,28($17)
	li	$3,1			# 0x1
	beq	$2,$3,$L149
	nop

	sw	$3,28($17)
	jal	av_malloc
	li	$4,1			# 0x1

	sw	$2,24($17)
$L149:
	lw	$16,24($17)
	jal	get_byte
	move	$4,$19

	move	$4,$0
	j	$L50
	sb	$2,0($16)

$L144:
	li	$2,89			# 0x59
	move	$4,$0
	j	$L50
	sw	$2,228($17)

$L185:
	beq	$3,$2,$L183
	li	$2,44000			# 0xabe0

	bne	$3,$2,$L180
	li	$2,44100			# 0xac44

	move	$4,$0
	j	$L50
	sw	$2,64($17)

$L118:
	lw	$3,392($17)
	beq	$3,$2,$L189
	li	$2,65536			# 0x10000

	ori	$2,$2,0x1
	move	$4,$0
	j	$L50
	sw	$2,228($17)

$L182:
	li	$2,11025			# 0x2b11
	move	$4,$0
	j	$L50
	sw	$2,64($17)

$L121:
	lw	$3,392($17)
	li	$2,8			# 0x8
	beq	$3,$2,$L189
	li	$2,65536			# 0x10000

	move	$4,$0
	j	$L50
	sw	$2,228($17)

$L145:
	li	$2,95			# 0x5f
	j	$L148
	sw	$2,228($17)

$L189:
	li	$2,65536			# 0x10000
	ori	$2,$2,0x4
	move	$4,$0
	j	$L50
	sw	$2,228($17)

$L196:
	move	$4,$0
	j	$L50
	sw	$2,228($17)

$L195:
	ori	$2,$2,0x100d
	move	$4,$0
	j	$L50
	sw	$2,228($17)

$L183:
	li	$2,22050			# 0x5622
	move	$4,$0
	j	$L50
	sw	$2,64($17)

	.set	macro
	.set	reorder
	.end	amf_parse_object
	.section	.rodata.str1.4
	.align	2
$LC11:
	.ascii	"onMetaData\000"
	.align	2
$LC12:
	.ascii	"skipping flv packet: type %d, size %d, flags %d\012\000"
	.align	2
$LC13:
	.ascii	"invalid stream\012\000"
	.section	.text.flv_read_packet,"ax",@progbits
	.align	2
	.align	5
	.ent	flv_read_packet
	.type	flv_read_packet, @function
flv_read_packet:
	.frame	$sp,120,$31		# vars= 40, regs= 10/0, args= 40, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-120
	sw	$19,92($sp)
	sw	$31,116($sp)
	sw	$fp,112($sp)
	sw	$23,108($sp)
	sw	$22,104($sp)
	sw	$21,100($sp)
	sw	$20,96($sp)
	sw	$18,88($sp)
	sw	$17,84($sp)
	sw	$16,80($sp)
	sw	$4,120($sp)
	sw	$5,124($sp)
	addiu	$19,$4,16
$L317:
	jal	url_ftell
	move	$4,$19

	li	$6,4			# 0x4
	move	$7,$0
	move	$4,$19
	jal	url_fskip
	move	$17,$2

	jal	get_byte
	move	$4,$19

	move	$4,$19
	jal	get_be24
	move	$16,$2

	move	$4,$19
	jal	get_be24
	move	$20,$2

	move	$4,$19
	jal	url_feof
	move	$22,$2

	bne	$2,$0,$L209
	move	$4,$19

	li	$6,4			# 0x4
	jal	url_fskip
	move	$7,$0

	beq	$20,$0,$L317
	nop

	jal	url_ftell
	move	$4,$19

	addu	$18,$20,$2
	li	$2,8			# 0x8
	beq	$16,$2,$L318
	move	$23,$20

	li	$2,9			# 0x9
	beq	$16,$2,$L319
	li	$2,18			# 0x12

	bne	$16,$2,$L330
	lui	$6,%hi($LC12)

	slt	$2,$20,19
	beq	$2,$0,$L320
	nop

$L330:
	lw	$4,120($sp)
	addiu	$6,$6,%lo($LC12)
	move	$7,$16
	move	$5,$0
	sw	$20,16($sp)
	jal	av_log
	sw	$0,20($sp)

$L253:
	move	$6,$18
$L328:
	sra	$7,$18,31
	move	$4,$19
	jal	url_fseek
	sw	$0,16($sp)

	j	$L317
	nop

$L209:
	li	$5,-5			# 0xfffffffffffffffb
$L307:
	lw	$31,116($sp)
$L338:
	lw	$fp,112($sp)
	lw	$23,108($sp)
	lw	$22,104($sp)
	lw	$21,100($sp)
	lw	$20,96($sp)
	lw	$19,92($sp)
	lw	$18,88($sp)
	lw	$17,84($sp)
	lw	$16,80($sp)
	move	$2,$5
	j	$31
	addiu	$sp,$sp,120

$L318:
	jal	get_byte
	move	$4,$19

	sw	$2,56($sp)
	li	$fp,1			# 0x1
$L214:
	lw	$3,120($sp)
	lw	$5,96($3)
	beq	$5,$0,$L331
	lui	$6,%hi($LC13)

	lw	$21,100($3)
	lw	$2,4($21)
	beq	$fp,$2,$L245
	move	$4,$3

	j	$L247
	move	$6,$0

$L248:
	lw	$21,104($4)
	lw	$2,4($21)
	beq	$fp,$2,$L249
	addiu	$4,$4,4

$L247:
	addiu	$3,$6,1
	bne	$5,$3,$L248
	move	$6,$3

	lui	$6,%hi($LC13)
$L331:
	addiu	$6,$6,%lo($LC13)
	move	$4,$0
	jal	av_log
	move	$5,$0

	j	$L328
	move	$6,$18

$L319:
	jal	get_byte
	move	$4,$19

	move	$fp,$0
	j	$L214
	sw	$2,56($sp)

$L249:
	beq	$5,$3,$L331
	lui	$6,%hi($LC13)

$L245:
	lw	$4,80($21)
	slt	$2,$4,32
	bne	$2,$0,$L332
	slt	$2,$4,16

	lw	$5,56($sp)
	li	$2,16			# 0x10
	andi	$3,$5,0xf0
	beq	$3,$2,$L332
	slt	$2,$4,16

	beq	$fp,$0,$L328
	move	$6,$18

	slt	$2,$4,16
$L332:
	bne	$2,$0,$L333
	slt	$2,$4,48

	lw	$6,56($sp)
	li	$2,48			# 0x30
	andi	$3,$6,0xf0
	bne	$3,$2,$L333
	slt	$2,$4,48

	beq	$fp,$0,$L328
	move	$6,$18

	slt	$2,$4,48
$L333:
	beq	$2,$0,$L328
	move	$6,$18

	lw	$2,56($sp)
	andi	$2,$2,0xf0
	sw	$2,72($sp)
	lw	$3,72($sp)
	li	$2,16			# 0x10
	beq	$3,$2,$L321
	sra	$3,$22,31

	lw	$2,52($19)
$L329:
	bne	$2,$0,$L260
	lw	$4,120($sp)

	lw	$2,3832($4)
	bne	$2,$0,$L260
	li	$2,-2147483648			# 0xffffffff80000000

	lw	$3,3836($4)
	beq	$3,$2,$L322
	nop

$L260:
	beq	$fp,$0,$L265
	lw	$2,56($sp)

	lw	$17,8($21)
	lw	$2,64($17)
	beq	$2,$0,$L334
	lw	$3,56($sp)

	lw	$2,392($17)
	beq	$2,$0,$L335
	li	$2,2			# 0x2

	lw	$2,228($17)
	bne	$2,$0,$L336
	lw	$5,124($sp)

	lw	$2,232($17)
	bne	$2,$0,$L337
	move	$4,$19

	lw	$3,56($sp)
$L334:
	li	$2,2			# 0x2
$L335:
	andi	$4,$3,0x1
	li	$3,1			# 0x1
	movz	$2,$3,$4
	lw	$4,72($sp)
	li	$3,80			# 0x50
	beq	$4,$3,$L323
	sw	$2,68($17)

	lw	$5,56($sp)
	li	$2,44100			# 0xac44
	andi	$3,$5,0xc
	sra	$3,$3,2
	sll	$2,$2,$3
	sra	$2,$2,3
	sw	$2,64($17)
$L277:
	lw	$6,56($sp)
	li	$5,16			# 0x10
	andi	$2,$6,0x2
	li	$4,8			# 0x8
	move	$3,$5
	lw	$6,72($sp)
	movz	$3,$4,$2
	li	$2,32			# 0x20
	beq	$6,$2,$L284
	sw	$3,392($17)

	slt	$2,$6,33
	beq	$2,$0,$L287
	nop

	beq	$6,$0,$L282
	nop

	beq	$6,$5,$L324
	li	$2,65536			# 0x10000

$L281:
	lw	$6,72($sp)
	lw	$4,120($sp)
	sra	$16,$6,4
	lui	$6,%hi($LC5)
	addiu	$6,$6,%lo($LC5)
	li	$5,1			# 0x1
	jal	av_log
	move	$7,$16

	sw	$16,232($17)
$L270:
	lw	$5,124($sp)
$L336:
	move	$4,$19
$L337:
	jal	av_get_packet
	addiu	$6,$23,-1

	blez	$2,$L209
	move	$5,$2

	lw	$3,124($sp)
	lw	$4,124($sp)
	sw	$2,20($3)
	lw	$3,0($21)
	sra	$2,$22,31
	sw	$2,4($4)
	sw	$3,24($4)
	bne	$fp,$0,$L305
	sw	$22,0($4)

	lw	$6,72($sp)
	li	$2,16			# 0x10
	bne	$6,$2,$L338
	lw	$31,116($sp)

$L305:
	lw	$3,124($sp)
	lw	$2,28($3)
	ori	$2,$2,0x1
	j	$L307
	sw	$2,28($3)

$L320:
	jal	get_byte
	move	$4,$19

	move	$17,$2
	li	$2,2			# 0x2
	bne	$17,$2,$L328
	move	$6,$18

	jal	get_be16
	move	$4,$19

	move	$16,$2
	slt	$2,$2,11
	beq	$2,$0,$L325
	move	$6,$16

	addiu	$20,$sp,40
	move	$4,$19
	move	$5,$20
	jal	get_buffer
	move	$6,$16

	addu	$3,$20,$16
	bltz	$16,$L253
	sb	$0,0($3)

	lui	$16,%hi($LC11)
	jal	strlen
	addiu	$4,$16,%lo($LC11)

	move	$6,$2
	sltu	$2,$2,4
	beq	$2,$0,$L225
	lbu	$3,%lo($LC11)($16)

	lbu	$2,40($sp)
	addiu	$5,$16,%lo($LC11)
	beq	$6,$0,$L227
	subu	$2,$2,$3

	bne	$2,$0,$L253
	lbu	$2,41($sp)

	lbu	$3,1($5)
	sltu	$4,$6,2
	bne	$4,$0,$L227
	subu	$2,$2,$3

	bne	$2,$0,$L253
	lbu	$3,42($sp)

	lbu	$2,2($5)
	beq	$6,$17,$L227
	subu	$2,$3,$2

	bne	$2,$0,$L328
	move	$6,$18

	lbu	$3,3($5)
	lbu	$2,43($sp)
	subu	$2,$2,$3
$L227:
	bne	$2,$0,$L328
	move	$6,$18

	lw	$2,120($sp)
	lw	$8,96($2)
	beq	$8,$0,$L326
	move	$5,$0

	lw	$4,120($sp)
	move	$6,$0
	move	$7,$0
	j	$L238
	li	$9,1			# 0x1

$L239:
	movz	$6,$3,$2
$L241:
	addiu	$7,$7,1
	beq	$8,$7,$L237
	addiu	$4,$4,4

$L238:
	lw	$3,100($4)
	lw	$2,8($3)
	lw	$2,224($2)
	bne	$2,$9,$L239
	nop

	j	$L241
	move	$5,$3

$L325:
	sra	$7,$16,31
	jal	url_fskip
	move	$4,$19

	j	$L328
	move	$6,$18

$L326:
	move	$6,$0
$L237:
	lw	$4,120($sp)
	move	$7,$20
	sw	$18,16($sp)
	jal	amf_parse_object
	sw	$0,20($sp)

	j	$L328
	move	$6,$18

$L225:
	addiu	$5,$16,%lo($LC11)
	jal	strcmp
	move	$4,$20

	j	$L227
	nop

$L265:
	andi	$16,$2,0xf
	li	$2,3			# 0x3
	beq	$16,$2,$L296
	lw	$17,8($21)

	slt	$2,$16,4
	beq	$2,$0,$L299
	li	$2,4			# 0x4

	li	$2,2			# 0x2
	beq	$16,$2,$L327
	li	$2,22			# 0x16

	lw	$4,120($sp)
$L339:
	lui	$6,%hi($LC7)
	addiu	$6,$6,%lo($LC7)
	li	$5,1			# 0x1
	jal	av_log
	move	$7,$16

	move	$6,$0
	subu	$23,$20,$6
	j	$L270
	sw	$16,232($17)

$L327:
	move	$6,$0
	subu	$23,$20,$6
	j	$L270
	sw	$2,228($17)

$L299:
	beq	$16,$2,$L297
	li	$2,5			# 0x5

	bne	$16,$2,$L339
	lw	$4,120($sp)

	li	$2,110			# 0x6e
	sw	$2,228($17)
$L301:
	lw	$2,28($17)
	li	$3,1			# 0x1
	beq	$2,$3,$L340
	move	$4,$19

	sw	$3,28($17)
	jal	av_malloc
	li	$4,1			# 0x1

	sw	$2,24($17)
	move	$4,$19
$L340:
	jal	get_byte
	lw	$16,24($17)

	li	$6,1			# 0x1
	subu	$23,$20,$6
	j	$L270
	sb	$2,0($16)

$L297:
	li	$2,95			# 0x5f
	j	$L301
	sw	$2,228($17)

$L296:
	move	$6,$0
	li	$2,89			# 0x59
	subu	$23,$20,$6
	j	$L270
	sw	$2,228($17)

$L324:
	ori	$2,$2,0x100d
$L315:
	j	$L270
	sw	$2,228($17)

$L282:
	beq	$3,$4,$L316
	nop

	li	$2,65536			# 0x10000
	j	$L315
	ori	$2,$2,0x1

$L287:
	lw	$5,72($sp)
	li	$2,48			# 0x30
	beq	$5,$2,$L285
	li	$2,80			# 0x50

	bne	$5,$2,$L281
	li	$2,8000			# 0x1f40

	j	$L281
	sw	$2,64($17)

$L316:
	li	$2,65536			# 0x10000
	j	$L315
	ori	$2,$2,0x4

$L285:
	beq	$3,$4,$L316
	nop

	j	$L315
	li	$2,65536			# 0x10000

$L284:
	li	$2,65536			# 0x10000
	ori	$2,$2,0x5001
	li	$3,1			# 0x1
	sw	$2,228($17)
	j	$L270
	sw	$3,108($21)

$L323:
	li	$2,8000			# 0x1f40
	j	$L277
	sw	$2,64($17)

$L322:
	jal	url_ftell
	move	$4,$19

	move	$4,$19
	sw	$2,64($sp)
	jal	url_fsize
	sw	$3,68($sp)

	addiu	$6,$2,-4
	sra	$7,$6,31
	move	$4,$19
	move	$16,$2
	jal	url_fseek
	sw	$0,16($sp)

	jal	get_be32
	move	$4,$19

	subu	$16,$16,$2
	addiu	$16,$16,-3
	sra	$17,$16,31
	move	$6,$16
	move	$7,$17
	move	$4,$19
	move	$18,$2
	jal	url_fseek
	sw	$0,16($sp)

	jal	get_be24
	move	$4,$19

	addiu	$2,$2,11
	bne	$18,$2,$L341
	lw	$5,64($sp)

	jal	get_be24
	move	$4,$19

	li	$4,1000			# 0x3e8
	multu	$2,$4
	lw	$4,120($sp)
	mflo	$2
	mfhi	$3
	sw	$2,3832($4)
	sw	$3,3836($4)
	lw	$5,64($sp)
$L341:
	move	$4,$19
	move	$6,$5
	sra	$7,$5,31
	jal	url_fseek
	sw	$0,16($sp)

	j	$L260
	nop

$L321:
	move	$6,$17
	sra	$7,$17,31
	move	$4,$21
	li	$2,1			# 0x1
	sw	$3,20($sp)
	sw	$2,32($sp)
	sw	$22,16($sp)
	sw	$20,24($sp)
	jal	av_add_index_entry
	sw	$0,28($sp)

	j	$L329
	lw	$2,52($19)

	.set	macro
	.set	reorder
	.end	flv_read_packet
	.globl	flv_demuxer
	.section	.rodata.str1.4
	.align	2
$LC14:
	.ascii	"flv\000"
	.align	2
$LC15:
	.ascii	"flv format\000"
	.data
	.align	2
	.type	flv_demuxer, @object
	.size	flv_demuxer, 64
flv_demuxer:
	.word	$LC14
	.word	$LC15
	.word	0
	.word	flv_probe
	.word	flv_read_header
	.word	flv_read_packet
	.word	flv_read_close
	.word	flv_read_seek
	.space	8
	.word	$LC14
	.word	22
	.space	16
	.ident	"GCC: (GNU) 4.1.2"