ao_mpegpes.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 637 行

	.file	1 "ao_mpegpes.c"
	.section .mdebug.abi32
	.previous
	.section	.text.control,"ax",@progbits
	.align	2
	.align	5
	.ent	control
	.type	control, @function
control:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	j	$31
	li	$2,-1			# 0xffffffffffffffff

	.set	macro
	.set	reorder
	.end	control
	.section	.text.uninit,"ax",@progbits
	.align	2
	.align	5
	.ent	uninit
	.type	uninit, @function
uninit:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	j	$31
	nop

	.set	macro
	.set	reorder
	.end	uninit
	.section	.text.reset,"ax",@progbits
	.align	2
	.align	5
	.ent	reset
	.type	reset, @function
reset:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	j	$31
	nop

	.set	macro
	.set	reorder
	.end	reset
	.section	.text.audio_resume,"ax",@progbits
	.align	2
	.align	5
	.ent	audio_resume
	.type	audio_resume, @function
audio_resume:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	j	$31
	nop

	.set	macro
	.set	reorder
	.end	audio_resume
	.globl	__floatsisf
	.globl	__extendsfdf2
	.globl	__muldf3
	.globl	__truncdfsf2
	.globl	__lesf2
	.globl	__mulsf3
	.globl	__fixsfsi
	.section	.rodata.cst8,"aM",@progbits,8
	.align	3
$LC0:
	.word	2074564648
	.word	1055345979
	.section	.text.get_space,"ax",@progbits
	.align	2
	.align	5
	.ent	get_space
	.type	get_space, @function
get_space:
	.frame	$sp,32,$31		# vars= 0, regs= 3/0, args= 16, gp= 0
	.mask	0x80030000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-32
	sw	$17,20($sp)
	sw	$31,24($sp)
	sw	$16,16($sp)
	lui	$2,%hi(vo_mpegpes_fd)
	lui	$3,%hi(ao_data)
	lw	$4,%lo(vo_mpegpes_fd)($2)
	addiu	$17,$3,%lo(ao_data)
	lui	$2,%hi(vo_pts)
	lw	$3,%lo(vo_pts)($2)
	li	$5,32000			# 0x7d00
	bltz	$4,$L12
	lw	$2,24($17)

	jal	__floatsisf
	subu	$4,$3,$2

	jal	__extendsfdf2
	move	$4,$2

	lui	$4,%hi($LC0)
	lw	$6,%lo($LC0)($4)
	lw	$7,%lo($LC0+4)($4)
	move	$5,$3
	jal	__muldf3
	move	$4,$2

	move	$5,$3
	jal	__truncdfsf2
	move	$4,$2

	move	$4,$2
	move	$5,$0
	jal	__lesf2
	move	$16,$2

	blez	$2,$L12
	move	$5,$0

	lui	$2,%hi(freq)
	lw	$4,%lo(freq)($2)
	jal	__floatsisf
	sll	$4,$4,2

	move	$5,$2
	jal	__mulsf3
	move	$4,$16

	jal	__fixsfsi
	move	$4,$2

	lw	$3,16($17)
	li	$5,32000			# 0x7d00
	div	$0,$2,$3
	teq	$3,$0,7
	mflo	$2
	mul	$3,$3,$2
	slt	$2,$3,32001
	movn	$5,$3,$2
$L12:
	lw	$31,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	move	$2,$5
	j	$31
	addiu	$sp,$sp,32

	.set	macro
	.set	reorder
	.end	get_space
	.section	.text.get_delay,"ax",@progbits
	.align	2
	.align	5
	.ent	get_delay
	.type	get_delay, @function
get_delay:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	j	$31
	move	$2,$0

	.set	macro
	.set	reorder
	.end	get_delay
	.section	.text.play,"ax",@progbits
	.align	2
	.align	5
	.ent	play
	.type	play, @function
play:
	.frame	$sp,40,$31		# vars= 0, regs= 2/0, args= 32, gp= 0
	.mask	0x80010000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-40
	lui	$7,%hi(ao_data)
	sw	$16,32($sp)
	sw	$31,36($sp)
	addiu	$6,$7,%lo(ao_data)
	lw	$3,8($6)
	li	$2,192			# 0xc0
	move	$9,$4
	beq	$3,$2,$L30
	move	$16,$5

	li	$2,256			# 0x100
	beq	$3,$2,$L31
	srl	$2,$5,31

$L24:
	addiu	$2,$7,%lo(ao_data)
$L32:
	lw	$8,24($2)
	lui	$3,%hi(freq_id)
	sra	$2,$8,31
	lw	$7,%lo(freq_id)($3)
	sw	$2,20($sp)
	lui	$2,%hi(my_ao_write)
	move	$5,$16
	addiu	$2,$2,%lo(my_ao_write)
	move	$4,$9
	li	$6,160			# 0xa0
	sw	$7,24($sp)
	sw	$2,28($sp)
	jal	send_mpeg_lpcm_packet
	sw	$8,16($sp)

	move	$2,$16
	lw	$31,36($sp)
	lw	$16,32($sp)
	j	$31
	addiu	$sp,$sp,40

$L31:
	addu	$2,$2,$5
	sra	$6,$2,1
	blez	$6,$L24
	move	$5,$0

$L27:
	lhu	$2,0($4)
	addiu	$5,$5,1
	sll	$3,$2,8
	srl	$2,$2,8
	or	$2,$2,$3
	sh	$2,0($4)
	bne	$6,$5,$L27
	addiu	$4,$4,2

	j	$L32
	addiu	$2,$7,%lo(ao_data)

$L30:
	lw	$7,24($6)
	li	$3,1			# 0x1
	sra	$2,$7,31
	sw	$2,20($sp)
	lui	$2,%hi(my_ao_write)
	addiu	$2,$2,%lo(my_ao_write)
	li	$6,448			# 0x1c0
	sw	$3,24($sp)
	sw	$2,28($sp)
	jal	send_mpeg_pes_packet
	sw	$7,16($sp)

	move	$2,$16
	lw	$31,36($sp)
	lw	$16,32($sp)
	j	$31
	addiu	$sp,$sp,40

	.set	macro
	.set	reorder
	.end	play
	.section	.text.my_ao_write,"ax",@progbits
	.align	2
	.align	5
	.ent	my_ao_write
	.type	my_ao_write, @function
my_ao_write:
	.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)
	lui	$2,%hi(vo_mpegpes_fd2)
	sw	$31,20($sp)
	lw	$3,%lo(vo_mpegpes_fd2)($2)
	move	$16,$5
	move	$6,$5
	move	$2,$0
	move	$5,$4
	bltz	$3,$L36
	move	$4,$3

	jal	write
	nop

	move	$2,$16
$L36:
	lw	$31,20($sp)
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	my_ao_write
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC1:
	.ascii	"card\000"
	.align	2
$LC2:
	.ascii	"file\000"
	.align	2
$LC3:
	.ascii	"AO_MPEGPES, Unrecognized options\012\000"
	.align	2
$LC4:
	.ascii	"DVB card number must be between 1 and 4\012\000"
	.align	2
$LC5:
	.ascii	"rb\000"
	.align	2
$LC6:
	.ascii	"ao_mpegpes: %s\012\000"
	.align	2
$LC7:
	.ascii	"[AO MPEGPES] %d Hz not supported, try to resample.\012\000"
	.section	.text.init,"ax",@progbits
	.align	2
	.align	5
	.ent	init
	.type	init, @function
init:
	.frame	$sp,112,$31		# vars= 72, regs= 5/0, args= 16, gp= 0
	.mask	0x800f0000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-112
	sw	$16,88($sp)
	addiu	$16,$sp,24
	sw	$19,100($sp)
	sw	$18,96($sp)
	sw	$17,92($sp)
	move	$5,$0
	li	$17,1			# 0x1
	move	$18,$4
	move	$19,$6
	move	$4,$16
	li	$6,60			# 0x3c
	sw	$31,104($sp)
	sw	$17,16($sp)
	jal	memset
	sw	$0,20($sp)

	lui	$2,%hi($LC1)
	lui	$3,%hi(ao_subdevice)
	addiu	$2,$2,%lo($LC1)
	lw	$4,%lo(ao_subdevice)($3)
	sw	$2,24($sp)
	lui	$2,%hi($LC2)
	addiu	$3,$sp,16
	addiu	$2,$2,%lo($LC2)
	sw	$3,32($sp)
	sw	$2,44($sp)
	li	$3,3			# 0x3
	addiu	$2,$sp,20
	move	$5,$16
	sw	$17,28($sp)
	sw	$3,48($sp)
	jal	subopt_parse
	sw	$2,52($sp)

	bne	$2,$0,$L61
	lw	$2,16($sp)

	addiu	$2,$2,-1
	sltu	$3,$2,4
	beq	$3,$0,$L62
	lw	$4,20($sp)

	beq	$4,$0,$L63
	sw	$2,16($sp)

	lui	$5,%hi($LC5)
	jal	BUFF_Open
	addiu	$5,$5,%lo($LC5)

	lui	$3,%hi(vo_mpegpes_fd2)
	bltz	$2,$L64
	sw	$2,%lo(vo_mpegpes_fd2)($3)

	lui	$16,%hi(ao_data)
$L69:
	addiu	$4,$16,%lo(ao_data)
	li	$2,2			# 0x2
	sw	$2,4($4)
	li	$3,2000			# 0x7d0
	li	$2,192			# 0xc0
	beq	$19,$2,$L50
	sw	$3,16($4)

	li	$2,256			# 0x100
	beq	$19,$2,$L50
	li	$2,8			# 0x8

	beq	$19,$2,$L50
	nop

	sw	$2,8($4)
	li	$2,44100			# 0xac44
	bne	$18,$2,$L67
	slt	$2,$2,$18

$L54:
	li	$2,131072			# 0x20000
	ori	$4,$2,0xb110
	li	$3,2			# 0x2
	lui	$2,%hi(freq_id)
	j	$L58
	sw	$3,%lo(freq_id)($2)

$L62:
	lui	$6,%hi($LC4)
	addiu	$6,$6,%lo($LC4)
	li	$4,3			# 0x3
	jal	mp_msg
	li	$5,1			# 0x1

	move	$2,$0
$L41:
	lw	$31,104($sp)
	lw	$19,100($sp)
	lw	$18,96($sp)
	lw	$17,92($sp)
	lw	$16,88($sp)
	j	$31
	addiu	$sp,$sp,112

$L50:
	addiu	$2,$16,%lo(ao_data)
	sw	$19,8($2)
	li	$2,44100			# 0xac44
	beq	$18,$2,$L54
	slt	$2,$2,$18

$L67:
	bne	$2,$0,$L57
	li	$2,48000			# 0xbb80

	li	$2,32000			# 0x7d00
	beq	$18,$2,$L66
	li	$2,65536			# 0x10000

	lui	$6,%hi($LC7)
$L68:
	move	$7,$18
	li	$4,4			# 0x4
	addiu	$6,$6,%lo($LC7)
	jal	mp_msg
	li	$5,1			# 0x1

	lui	$2,%hi(freq_id)
	li	$3,131072			# 0x20000
	sw	$0,%lo(freq_id)($2)
	ori	$4,$3,0xee00
	li	$18,48000			# 0xbb80
$L58:
	addiu	$2,$16,%lo(ao_data)
	lui	$3,%hi(freq)
	sw	$4,12($2)
	sw	$18,%lo(freq)($3)
	sw	$18,%lo(ao_data)($16)
	lw	$31,104($sp)
	lw	$19,100($sp)
	lw	$18,96($sp)
	lw	$17,92($sp)
	lw	$16,88($sp)
	li	$2,1			# 0x1
	j	$31
	addiu	$sp,$sp,112

$L61:
	lui	$6,%hi($LC3)
	addiu	$6,$6,%lo($LC3)
	li	$4,3			# 0x3
	jal	mp_msg
	li	$5,1			# 0x1

	lw	$31,104($sp)
	lw	$19,100($sp)
	lw	$18,96($sp)
	lw	$17,92($sp)
	lw	$16,88($sp)
	move	$2,$0
	j	$31
	addiu	$sp,$sp,112

$L57:
	beq	$18,$2,$L55
	li	$2,65536			# 0x10000

	ori	$2,$2,0x7700
	bne	$18,$2,$L68
	lui	$6,%hi($LC7)

	li	$2,327680			# 0x50000
	ori	$4,$2,0xdc00
	li	$3,1			# 0x1
	lui	$2,%hi(freq_id)
	j	$L58
	sw	$3,%lo(freq_id)($2)

$L63:
	lui	$2,%hi(vo_mpegpes_fd)
	lw	$3,%lo(vo_mpegpes_fd)($2)
	bgez	$3,$L69
	lui	$16,%hi(ao_data)

	j	$L41
	move	$2,$0

$L55:
	li	$2,131072			# 0x20000
	lui	$3,%hi(freq_id)
	ori	$4,$2,0xee00
	j	$L58
	sw	$0,%lo(freq_id)($3)

$L66:
	ori	$4,$2,0xf400
	li	$3,3			# 0x3
	lui	$2,%hi(freq_id)
	j	$L58
	sw	$3,%lo(freq_id)($2)

$L64:
	jal	__errno_location
	nop

	jal	strerror
	lw	$4,0($2)

	lui	$6,%hi($LC6)
	move	$7,$2
	addiu	$6,$6,%lo($LC6)
	li	$4,3			# 0x3
	jal	mp_msg
	li	$5,1			# 0x1

	j	$L41
	move	$2,$0

	.set	macro
	.set	reorder
	.end	init
	.section	.text.audio_pause,"ax",@progbits
	.align	2
	.align	5
	.ent	audio_pause
	.type	audio_pause, @function
audio_pause:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	j	$31
	nop

	.set	macro
	.set	reorder
	.end	audio_pause
	.globl	vo_mpegpes_fd2
	.data
	.align	2
	.type	vo_mpegpes_fd2, @object
	.size	vo_mpegpes_fd2, 4
vo_mpegpes_fd2:
	.word	-1
	.globl	audio_out_mpegpes
	.align	2
	.type	audio_out_mpegpes, @object
	.size	audio_out_mpegpes, 40
audio_out_mpegpes:
	.word	info
	.word	control
	.word	init
	.word	uninit
	.word	reset
	.word	get_space
	.word	play
	.word	get_delay
	.word	audio_pause
	.word	audio_resume
	.local	freq_id
	.comm	freq_id,4,4
	.local	freq
	.comm	freq,4,4
	.section	.rodata.str1.4
	.align	2
$LC8:
	.ascii	"Mpeg-PES audio output\000"
	.align	2
$LC9:
	.ascii	"mpegpes\000"
	.align	2
$LC10:
	.ascii	"A'rpi\000"
	.subsection	-1
	.align	2
$LC11:
	.ascii	"\000"
	.data
	.align	2
	.type	info, @object
	.size	info, 16
info:
	.word	$LC8
	.word	$LC9
	.word	$LC10
	.word	$LC11
	.ident	"GCC: (GNU) 4.1.2"