af_channels.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 1,270 行 · 第 1/2 页

	.file	1 "af_channels.c"
	.section .mdebug.abi32
	.previous
	.section	.text.af_open,"ax",@progbits
	.align	2
	.align	5
	.ent	af_open
	.type	af_open, @function
af_open:
	.frame	$sp,24,$31		# vars= 0, regs= 2/0, args= 16, gp= 0
	.mask	0x80010000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-24
	lui	$2,%hi(control)
	sw	$16,16($sp)
	addiu	$2,$2,%lo(control)
	move	$16,$4
	sw	$31,20($sp)
	lui	$3,%hi(uninit)
	sw	$2,4($16)
	lui	$2,%hi(play)
	li	$4,1			# 0x1
	addiu	$3,$3,%lo(uninit)
	addiu	$2,$2,%lo(play)
	sw	$3,8($16)
	sw	$4,44($16)
	sw	$4,40($16)
	li	$5,24			# 0x18
	jal	uc_calloc
	sw	$2,12($16)

	sw	$2,20($16)
	li	$4,1			# 0x1
	jal	uc_calloc
	li	$5,56			# 0x38

	move	$3,$2
	lw	$2,20($16)
	beq	$2,$0,$L2
	sw	$3,16($16)

	beq	$3,$0,$L2
	li	$2,1			# 0x1

	lw	$31,20($sp)
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,24

$L2:
	lw	$31,20($sp)
	lw	$16,16($sp)
	li	$2,-2			# 0xfffffffffffffffe
	j	$31
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	af_open
	.section	.text.uninit,"ax",@progbits
	.align	2
	.align	5
	.ent	uninit
	.type	uninit, @function
uninit:
	.frame	$sp,24,$31		# vars= 0, regs= 2/0, args= 16, gp= 0
	.mask	0x80010000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-24
	sw	$16,16($sp)
	sw	$31,20($sp)
	move	$16,$4
	jal	uc_free
	lw	$4,16($4)

	lw	$4,20($16)
	beq	$4,$0,$L12
	lw	$31,20($sp)

	jal	uc_free
	lw	$4,0($4)

	lw	$4,20($16)
	lw	$31,20($sp)
$L12:
	lw	$16,16($sp)
	j	uc_free
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	uninit
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"[channels] The number of routing pairs must be between 1"
	.ascii	" and %i. Current value is %i\012\000"
	.align	2
$LC1:
	.ascii	"[channels] Invalid routing in pair nr. %i.\012\000"
	.align	2
$LC2:
	.ascii	"%i:%i%n\000"
	.align	2
$LC3:
	.ascii	":%i:%i%n\000"
	.align	2
$LC4:
	.ascii	"[channels] Routing from channel %i to channel %i\012\000"
	.align	2
$LC5:
	.ascii	"[channels] The number of output channels must be between"
	.ascii	" 1 and %i. Current value is %i\012\000"
	.align	2
$LC6:
	.ascii	"[channels] Changing number of channels to %i\012\000"
	.section	.text.control,"ax",@progbits
	.align	2
	.align	5
	.ent	control
	.type	control, @function
control:
	.frame	$sp,72,$31		# vars= 8, regs= 10/0, args= 24, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-72
	li	$3,1073741824			# 0x40000000
	sw	$21,52($sp)
	sw	$16,32($sp)
	sw	$31,68($sp)
	sw	$fp,64($sp)
	sw	$23,60($sp)
	sw	$22,56($sp)
	sw	$20,48($sp)
	sw	$19,44($sp)
	sw	$18,40($sp)
	sw	$17,36($sp)
	ori	$2,$3,0x800
	move	$21,$4
	move	$16,$6
	beq	$5,$2,$L19
	lw	$19,16($4)

	slt	$2,$2,$5
	beq	$2,$0,$L69
	li	$2,536870912			# 0x20000000

	ori	$2,$3,0x901
	beq	$5,$2,$L22
	slt	$2,$2,$5

	beq	$2,$0,$L70
	ori	$2,$3,0x801

	ori	$2,$3,0xa00
	beq	$5,$2,$L23
	ori	$2,$3,0xa01

	beq	$5,$2,$L24
	li	$8,1			# 0x1

$L14:
	li	$8,-1			# 0xffffffffffffffff
$L80:
	lw	$31,68($sp)
	lw	$fp,64($sp)
	lw	$23,60($sp)
	lw	$22,56($sp)
	lw	$21,52($sp)
	lw	$20,48($sp)
	lw	$19,44($sp)
	lw	$18,40($sp)
	lw	$17,36($sp)
	lw	$16,32($sp)
	move	$2,$8
	j	$31
	addiu	$sp,$sp,72

$L69:
	ori	$2,$2,0x300
	beq	$5,$2,$L16
	slt	$2,$2,$5

	beq	$2,$0,$L71
	li	$2,268435456			# 0x10000000

	ori	$2,$3,0x600
	beq	$5,$2,$L17
	ori	$2,$3,0x601

	bne	$5,$2,$L14
	li	$8,1			# 0x1

	lw	$3,20($4)
	lw	$2,12($3)
	j	$L28
	sw	$2,0($6)

$L19:
	lw	$2,4($6)
	lw	$5,0($6)
	sll	$2,$2,3
	lw	$4,0($5)
	addu	$2,$2,$19
	sw	$4,0($2)
	lw	$3,4($5)
	li	$8,1			# 0x1
	sw	$3,4($2)
$L28:
	lw	$31,68($sp)
$L83:
	lw	$fp,64($sp)
	lw	$23,60($sp)
	lw	$22,56($sp)
	lw	$21,52($sp)
	lw	$20,48($sp)
	lw	$19,44($sp)
	lw	$18,40($sp)
	lw	$17,36($sp)
	lw	$16,32($sp)
	move	$2,$8
	j	$31
	addiu	$sp,$sp,72

$L70:
	beq	$5,$2,$L20
	ori	$2,$3,0x900

	bne	$5,$2,$L14
	li	$8,1			# 0x1

	lw	$2,0($6)
	j	$L28
	sw	$2,48($19)

$L71:
	ori	$2,$2,0x100
	bne	$5,$2,$L80
	li	$8,-1			# 0xffffffffffffffff

	lw	$2,52($19)
	bne	$2,$0,$L72
	nop

	lw	$6,20($4)
	lw	$3,12($16)
	lw	$4,12($6)
	beq	$4,$3,$L73
	li	$2,1			# 0x1

	beq	$3,$2,$L74
	slt	$2,$3,$4

	move	$5,$3
	movz	$5,$4,$2
	blez	$5,$L31
	sw	$5,48($19)

	move	$3,$19
	move	$4,$0
$L39:
	sw	$4,0($3)
	sw	$4,4($3)
	addiu	$4,$4,1
	slt	$2,$4,$5
	bne	$2,$0,$L39
	addiu	$3,$3,8

$L31:
	lw	$2,8($16)
$L79:
	lw	$3,16($16)
	lw	$4,20($16)
	lw	$5,12($6)
	sw	$2,8($6)
	sw	$3,16($6)
	sw	$4,20($6)
	sw	$5,40($21)
	lw	$2,12($16)
	addiu	$4,$21,40
	jal	af_frac_cancel
	sw	$2,44($21)

	lw	$9,48($19)
	lw	$3,20($21)
	addiu	$2,$9,-1
	sltu	$2,$2,6
	lw	$5,12($16)
	beq	$2,$0,$L40
	lw	$4,12($3)

	blez	$9,$L81
	li	$8,1			# 0x1

	lw	$2,0($19)
	slt	$2,$2,$5
	beq	$2,$0,$L48
	move	$8,$0

	lw	$2,4($19)
	slt	$2,$2,$4
	beq	$2,$0,$L48
	move	$7,$19

	j	$L84
	addiu	$8,$8,1

$L47:
	lw	$2,8($7)
	slt	$2,$2,$5
	beq	$2,$0,$L48
	addiu	$7,$7,8

	lw	$2,12($3)
	slt	$2,$2,$4
	beq	$2,$0,$L82
	lui	$6,%hi($LC1)

	addiu	$8,$8,1
$L84:
	bne	$9,$8,$L47
	move	$3,$7

$L42:
	li	$8,1			# 0x1
$L81:
	lw	$31,68($sp)
	lw	$fp,64($sp)
	lw	$23,60($sp)
	lw	$22,56($sp)
	lw	$21,52($sp)
	lw	$20,48($sp)
	lw	$19,44($sp)
	lw	$18,40($sp)
	lw	$17,36($sp)
	lw	$16,32($sp)
	move	$2,$8
	j	$31
	addiu	$sp,$sp,72

$L16:
	lui	$5,%hi($LC2)
	move	$4,$6
	addiu	$2,$sp,28
	addiu	$5,$5,%lo($LC2)
	addiu	$6,$sp,24
	addiu	$7,$19,48
	sw	$0,24($sp)
	sw	$0,28($sp)
	jal	sscanf
	sw	$2,16($sp)

	lw	$8,48($19)
	beq	$8,$0,$L51
	addiu	$2,$8,-1

	lw	$3,28($sp)
	sltu	$2,$2,6
	beq	$2,$0,$L75
	addu	$18,$16,$3

	li	$2,1			# 0x1
$L78:
	sw	$2,52($19)
	lb	$3,0($18)
	li	$2,58			# 0x3a
	bne	$3,$2,$L51
	nop

	lw	$2,48($19)
	blez	$2,$L51
	move	$17,$19

	move	$20,$0
	lui	$fp,%hi($LC3)
	lui	$23,%hi($LC4)
	li	$22,58			# 0x3a
	j	$L57
	move	$16,$19

$L76:
	lw	$2,48($19)
	slt	$2,$20,$2
	beq	$2,$0,$L51
	nop

$L57:
	move	$4,$18
	move	$6,$16
	addiu	$7,$16,4
	addiu	$5,$fp,%lo($LC3)
	addiu	$2,$sp,28
	jal	sscanf
	sw	$2,16($sp)

	lw	$2,4($17)
	lw	$7,0($17)
	li	$4,37			# 0x25
	li	$5,6			# 0x6
	addiu	$6,$23,%lo($LC4)
	jal	mp_msg
	sw	$2,16($sp)

	lw	$2,28($sp)
	addiu	$20,$20,1
	addu	$18,$18,$2
	lb	$3,0($18)
	addiu	$16,$16,8
	beq	$3,$22,$L76
	addiu	$17,$17,8

$L51:
	lw	$2,4($21)
	li	$5,1073741824			# 0x40000000
	move	$4,$21
	ori	$5,$5,0x600
	jal	$2
	addiu	$6,$sp,24

	li	$3,1			# 0x1
	beq	$2,$3,$L42
	li	$8,-2			# 0xfffffffffffffffe

	j	$L83
	lw	$31,68($sp)

$L22:
	lw	$2,48($19)
	li	$8,1			# 0x1
	sw	$2,0($6)
	lw	$31,68($sp)
	lw	$fp,64($sp)
	lw	$23,60($sp)
	lw	$22,56($sp)
	lw	$21,52($sp)
	lw	$20,48($sp)
	lw	$19,44($sp)
	lw	$18,40($sp)
	lw	$17,36($sp)
	lw	$16,32($sp)
	move	$2,$8
	j	$31
	addiu	$sp,$sp,72

$L24:
	lw	$2,52($19)
	j	$L28
	sw	$2,0($6)

$L75:
	lui	$6,%hi($LC0)
	addiu	$6,$6,%lo($LC0)
	li	$4,37			# 0x25
	li	$5,1			# 0x1
	li	$7,6			# 0x6
	jal	mp_msg
	sw	$8,16($sp)

	j	$L78
	li	$2,1			# 0x1

$L20:
	lw	$2,4($6)
	lw	$5,0($6)
	sll	$2,$2,3
	addu	$2,$2,$19
	lw	$4,0($2)
	li	$8,1			# 0x1
	sw	$4,0($5)
	lw	$3,4($2)
	j	$L28
	sw	$3,4($5)

$L23:
	lw	$2,0($6)
	li	$8,1			# 0x1
	j	$L28
	sw	$2,52($19)

$L17:
	lw	$8,0($6)
	addiu	$2,$8,-1
	sltu	$2,$2,6
	beq	$2,$0,$L77
	lui	$6,%hi($LC5)

	lw	$2,20($4)
	sw	$8,12($2)
	lw	$3,52($19)
	bne	$3,$0,$L42
	lui	$6,%hi($LC6)

	move	$7,$8
	addiu	$6,$6,%lo($LC6)
	li	$4,37			# 0x25
	jal	mp_msg
	li	$5,6			# 0x6

	j	$L28
	li	$8,1			# 0x1

$L48:
	lui	$6,%hi($LC1)
$L82:
	move	$7,$8
	addiu	$6,$6,%lo($LC1)
	li	$4,37			# 0x25
	jal	mp_msg
	li	$5,1			# 0x1

	j	$L28
	li	$8,-2			# 0xfffffffffffffffe

$L74:
	li	$5,2			# 0x2
	slt	$2,$4,3
	movn	$5,$4,$2
	blez	$5,$L31
	sw	$5,48($19)

	move	$3,$19
	move	$4,$0
$L37:
	sw	$4,4($3)
	addiu	$4,$4,1
	slt	$2,$4,$5
	sw	$0,0($3)
	bne	$2,$0,$L37
	addiu	$3,$3,8

	j	$L79
	lw	$2,8($16)

$L73:
	j	$L28
	li	$8,2			# 0x2

$L77:
	addiu	$6,$6,%lo($LC5)
	li	$4,37			# 0x25
	li	$5,1			# 0x1
	li	$7,6			# 0x6
	jal	mp_msg
	sw	$8,16($sp)

	j	$L28
	li	$8,-2			# 0xfffffffffffffffe

$L72:
	j	$L31
	lw	$6,20($4)

$L40:
	lui	$6,%hi($LC0)
	addiu	$6,$6,%lo($LC0)
	li	$4,37			# 0x25
	li	$5,1			# 0x1
	li	$7,6			# 0x6
	jal	mp_msg
	sw	$9,16($sp)

	j	$L28
	li	$8,-2			# 0xfffffffffffffffe

	.set	macro
	.set	reorder
	.end	control
	.section	.rodata.str1.4
	.align	2
$LC7:
	.ascii	"[channels] Unsupported number of bytes/sample: %i please"
	.ascii	" report this error on the MPlayer mailing list. \012\000"
	.section	.text.play,"ax",@progbits
	.align	2
	.align	5
	.ent	play
	.type	play, @function
play:
	.frame	$sp,56,$31		# vars= 0, regs= 7/0, args= 24, gp= 0
	.mask	0x803f0000,-8
	.fmask	0x00000000,0
	addiu	$sp,$sp,-56
	sw	$21,44($sp)
	sw	$18,32($sp)
	sw	$31,48($sp)
	sw	$20,40($sp)
	sw	$19,36($sp)
	sw	$17,28($sp)
	sw	$16,24($sp)
	move	$21,$4
	lw	$17,20($4)
	move	$18,$5
	lw	$4,40($4)
	lw	$5,44($21)
	lw	$16,4($17)
	move	$6,$18
	.set	noreorder
	.set	nomacro
	jal	af_lencalc
	lw	$19,16($21)
	.set	macro
	.set	reorder

	slt	$16,$16,$2
	.set	noreorder
	.set	nomacro
	bne	$16,$0,$L158
	move	$4,$21
	.set	macro
	.set	reorder

$L86:
	lw	$10,4($18)
	lw	$2,40($21)
	lw	$4,44($21)
	mul	$2,$10,$2
	div	$0,$2,$4
	teq	$4,$0,7
	mflo	$7
	sltu	$3,$7,40
	.set	noreorder
	.set	nomacro
	bne	$3,$0,$L159
	lw	$6,0($17)
	.set	macro
	.set	reorder