mtv.mid

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,图片解码,浏览,电子书,录音,想学ucos,识货的人就下吧 russblock fmradio explore set

	.file	1 "mtv.c"
	.section .mdebug.abi32
	.previous
	.section	.text.mtv_probe,"ax",@progbits
	.align	2
	.align	5
	.ent	mtv_probe
	.type	mtv_probe, @function
mtv_probe:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	lw	$4,4($4)
	li	$2,65			# 0x41
	lbu	$3,0($4)
	beq	$3,$2,$L9
	nop

$L2:
	move	$4,$0
$L6:
	j	$31
	move	$2,$4

$L9:
	lbu	$3,1($4)
	li	$2,77			# 0x4d
	bne	$3,$2,$L2
	nop

	lbu	$3,2($4)
	li	$2,86			# 0x56
	bne	$3,$2,$L2
	li	$4,100			# 0x64

	j	$L6
	nop

	.set	macro
	.set	reorder
	.end	mtv_probe
	.section	.text.mtv_read_packet,"ax",@progbits
	.align	2
	.align	5
	.ent	mtv_read_packet
	.type	mtv_read_packet, @function
mtv_read_packet:
	.frame	$sp,32,$31		# vars= 0, regs= 4/0, args= 16, gp= 0
	.mask	0x80070000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-32
	sw	$18,24($sp)
	sw	$16,16($sp)
	sw	$31,28($sp)
	sw	$17,20($sp)
	lw	$17,12($4)
	addiu	$16,$4,16
	lbu	$3,44($17)
	lw	$2,40($17)
	sltu	$2,$2,$3
	bne	$2,$0,$L11
	move	$18,$5

	move	$7,$0
	li	$6,12			# 0xc
	jal	url_fskip
	move	$4,$16

	move	$4,$16
	move	$5,$18
	jal	av_get_packet
	li	$6,500			# 0x1f4

	move	$7,$2
	li	$2,500			# 0x1f4
	bne	$7,$2,$L13
	li	$3,1			# 0x1

	lbu	$2,44($17)
	addiu	$2,$2,1
	sb	$2,44($17)
	sw	$3,24($18)
	lw	$31,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	move	$2,$7
	j	$31
	addiu	$sp,$sp,32

$L11:
	lw	$6,32($17)
	jal	av_get_packet
	move	$4,$16

	move	$7,$2
	lw	$2,32($17)
	beq	$7,$2,$L22
	srl	$2,$7,1

$L13:
	li	$7,-5			# 0xfffffffffffffffb
	lw	$31,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	move	$2,$7
	j	$31
	addiu	$sp,$sp,32

$L22:
	beq	$2,$0,$L17
	nop

	lw	$9,16($18)
	move	$8,$2
	move	$4,$0
	move	$6,$0
$L19:
	sll	$3,$6,1
	addu	$3,$3,$9
	lhu	$2,0($3)
	addiu	$6,$4,1
	sll	$4,$2,8
	srl	$2,$2,8
	or	$2,$2,$4
	sltu	$5,$6,$8
	sh	$2,0($3)
	bne	$5,$0,$L19
	move	$4,$6

$L17:
	li	$2,1
	sb	$2,44($17)
	sw	$0,24($18)
	lw	$31,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	move	$2,$7
	j	$31
	addiu	$sp,$sp,32

	.set	macro
	.set	reorder
	.end	mtv_read_packet
	.section	.text.mtv_read_header,"ax",@progbits
	.align	2
	.align	5
	.ent	mtv_read_header
	.type	mtv_read_header, @function
mtv_read_header:
	.frame	$sp,48,$31		# vars= 0, regs= 5/0, args= 24, gp= 0
	.mask	0x800f0000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-48
	sw	$17,28($sp)
	addiu	$17,$4,16
	sw	$31,40($sp)
	li	$6,3			# 0x3
	move	$7,$0
	sw	$19,36($sp)
	sw	$18,32($sp)
	move	$19,$4
	sw	$16,24($sp)
	move	$4,$17
	jal	url_fskip
	lw	$16,12($19)

	jal	get_le32
	move	$4,$17

	sw	$2,0($16)
	jal	get_le32
	move	$4,$17

	sw	$2,4($16)
	li	$6,32			# 0x20
	move	$7,$0
	jal	url_fskip
	move	$4,$17

	jal	get_le24
	move	$4,$17

	sw	$2,8($16)
	jal	get_le16
	move	$4,$17

	sw	$2,12($16)
	jal	get_le24
	move	$4,$17

	sw	$2,16($16)
	jal	get_byte
	move	$4,$17

	sw	$2,20($16)
	jal	get_le16
	move	$4,$17

	sw	$2,24($16)
	jal	get_le16
	move	$4,$17

	sw	$2,28($16)
	jal	get_le16
	move	$4,$17

	sw	$2,32($16)
	li	$6,4			# 0x4
	move	$7,$0
	jal	url_fskip
	move	$4,$17

	jal	get_le16
	move	$4,$17

	lw	$6,12($16)
	li	$3,1
	srl	$6,$6,2
	divu	$0,$6,$2
	teq	$2,$0,7
	sb	$3,44($16)
	sw	$2,40($16)
	move	$4,$19
	move	$5,$0
	mflo	$6
	jal	av_new_stream
	sw	$6,36($16)

	bne	$2,$0,$L32
	move	$18,$2

$L24:
	li	$2,-12			# 0xfffffffffffffff4
$L30:
	lw	$31,40($sp)
	lw	$19,36($sp)
	lw	$18,32($sp)
	lw	$17,28($sp)
	lw	$16,24($sp)
	j	$31
	addiu	$sp,$sp,48

$L32:
	lw	$7,36($16)
	move	$4,$2
	li	$5,64			# 0x40
	jal	av_set_pts_info
	li	$6,1			# 0x1

	lw	$3,20($16)
	li	$2,4325376			# 0x420000
	lw	$5,8($18)
	ori	$2,$2,0x4752
	sll	$3,$3,24
	or	$3,$3,$2
	sw	$3,232($5)
	lw	$2,24($16)
	sw	$0,224($5)
	sw	$2,40($5)
	lw	$3,28($16)
	li	$2,14			# 0xe
	sw	$3,44($5)
	sw	$2,228($5)
	lw	$2,20($16)
	move	$4,$19
	sw	$2,392($5)
	lw	$3,36($16)
	sw	$3,64($5)
	jal	av_new_stream
	li	$5,1			# 0x1

	beq	$2,$0,$L24
	move	$18,$2

	move	$4,$2
	li	$5,64			# 0x40
	li	$6,1			# 0x1
	jal	av_set_pts_info
	li	$7,44100			# 0xac44

	lw	$3,8($18)
	lw	$2,12($16)
	li	$4,1			# 0x1
	sw	$2,4($3)
	li	$2,65536			# 0x10000
	ori	$2,$2,0x5001
	sw	$4,108($18)
	sw	$4,224($3)
	sw	$2,228($3)
	move	$4,$17
	li	$6,512			# 0x200
	move	$7,$0
	jal	url_fseek
	sw	$0,16($sp)

	move	$4,$2
	li	$2,512			# 0x200
	beq	$4,$2,$L33
	nop

$L29:
	j	$L30
	li	$2,-5			# 0xfffffffffffffffb

$L33:
	bne	$3,$0,$L29
	nop

	j	$L30
	move	$2,$0

	.set	macro
	.set	reorder
	.end	mtv_read_header
	.globl	mtv_demuxer
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"MTV\000"
	.align	2
$LC1:
	.ascii	"MTV format\000"
	.data
	.align	2
	.type	mtv_demuxer, @object
	.size	mtv_demuxer, 64
mtv_demuxer:
	.word	$LC0
	.word	$LC1
	.word	48
	.word	mtv_probe
	.word	mtv_read_header
	.word	mtv_read_packet
	.space	40
	.ident	"GCC: (GNU) 4.1.2"