dec_audio.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 2,752 行 · 第 1/3 页

	.file	1 "dec_audio.c"
	.section .mdebug.abi32
	.previous
	.section	.text.resync_audio_stream,"ax",@progbits
	.align	2
	.align	5
	.globl	resync_audio_stream
	.ent	resync_audio_stream
	.type	resync_audio_stream, @function
resync_audio_stream:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	lw	$2,16($4)
	li	$5,1			# 0x1
	move	$6,$0
	bne	$2,$0,$L6
	sw	$0,56($4)

	j	$31
	nop

$L6:
	lw	$2,96($4)
	lw	$25,16($2)
	jr	$25
	nop

	.set	macro
	.set	reorder
	.end	resync_audio_stream
	.section	.text.skip_audio_frame,"ax",@progbits
	.align	2
	.align	5
	.globl	skip_audio_frame
	.ent	skip_audio_frame
	.type	skip_audio_frame, @function
skip_audio_frame:
	.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)
	lw	$2,16($4)
	move	$16,$4
	li	$5,2			# 0x2
	bne	$2,$0,$L14
	move	$6,$0

$L13:
	lw	$31,20($sp)
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,24

$L14:
	lw	$3,96($4)
	lw	$2,16($3)
	jal	$2
	nop

	li	$3,1			# 0x1
	beq	$2,$3,$L13
	lw	$31,20($sp)

	lw	$4,4($16)
	lw	$16,16($sp)
	j	ds_fill_buffer
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	skip_audio_frame
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"Available (compiled-in) audio codec families/drivers:\012"
	.ascii	"\000"
	.align	2
$LC1:
	.ascii	"ID_AUDIO_DRIVERS\012\000"
	.align	2
$LC2:
	.ascii	"    afm:    info:  (comment)\012\000"
	.align	2
$LC3:
	.ascii	"%9s  %s (%s)\012\000"
	.align	2
$LC4:
	.ascii	"%9s  %s\012\000"
	.section	.text.afm_help,"ax",@progbits
	.align	2
	.align	5
	.globl	afm_help
	.ent	afm_help
	.type	afm_help, @function
afm_help:
	.frame	$sp,40,$31		# vars= 0, regs= 4/0, args= 24, gp= 0
	.mask	0x80070000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	lui	$6,%hi($LC0)
	addiu	$sp,$sp,-40
	addiu	$6,$6,%lo($LC0)
	li	$4,12			# 0xc
	li	$5,4			# 0x4
	sw	$31,36($sp)
	sw	$18,32($sp)
	sw	$17,28($sp)
	jal	mp_msg
	sw	$16,24($sp)

	lui	$6,%hi($LC1)
	addiu	$6,$6,%lo($LC1)
	li	$4,41			# 0x29
	jal	mp_msg
	li	$5,4			# 0x4

	lui	$6,%hi($LC2)
	addiu	$6,$6,%lo($LC2)
	li	$4,12			# 0xc
	jal	mp_msg
	li	$5,4			# 0x4

	lui	$2,%hi(mpcodecs_ad_drivers)
	lw	$3,%lo(mpcodecs_ad_drivers)($2)
	beq	$3,$0,$L23
	lui	$2,%hi(mpcodecs_ad_drivers+4)

	addiu	$16,$2,%lo(mpcodecs_ad_drivers+4)
	lui	$18,%hi($LC3)
	j	$L18
	lui	$17,%hi($LC4)

$L19:
	lw	$7,4($3)
	lw	$2,0($3)
	jal	mp_msg
	sw	$2,16($sp)

	lw	$3,0($16)
	beq	$3,$0,$L23
	addiu	$16,$16,4

$L18:
	lw	$3,0($3)
	li	$4,12			# 0xc
	lw	$8,16($3)
	li	$5,4			# 0x4
	beq	$8,$0,$L19
	addiu	$6,$17,%lo($LC4)

	lb	$2,0($8)
	beq	$2,$0,$L19
	nop

	lw	$7,4($3)
	lw	$2,0($3)
	addiu	$6,$18,%lo($LC3)
	sw	$8,20($sp)
	jal	mp_msg
	sw	$2,16($sp)

	lw	$3,0($16)
	bne	$3,$0,$L18
	addiu	$16,$16,4

$L23:
	lw	$31,36($sp)
	lw	$18,32($sp)
	lw	$17,28($sp)
	lw	$16,24($sp)
	j	$31
	addiu	$sp,$sp,40

	.set	macro
	.set	reorder
	.end	afm_help
	.section	.rodata.str1.4
	.align	2
$LC5:
	.ascii	"\012decaudio: minlen=%d maxlen=%d declen=%d (max=%d)\012"
	.ascii	"\000"
	.align	2
$LC6:
	.ascii	"decaudio: decoding %d bytes, max: %d (%d)\012\000"
	.align	2
$LC7:
	.ascii	"decaudio: declen=%d out=%d (max %d)\012\000"
	.align	2
$LC8:
	.ascii	"%i bytes of audio data lost due to buffer overflow, len "
	.ascii	"= %i\012\000"
	.section	.text.decode_audio,"ax",@progbits
	.align	2
	.align	5
	.globl	decode_audio
	.ent	decode_audio
	.type	decode_audio, @function
decode_audio:
	.frame	$sp,96,$31		# vars= 24, regs= 9/0, args= 32, gp= 0
	.mask	0x80ff0000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-96
	sw	$22,80($sp)
	sw	$21,76($sp)
	sw	$18,64($sp)
	sw	$16,56($sp)
	sw	$31,88($sp)
	sw	$23,84($sp)
	sw	$20,72($sp)
	sw	$19,68($sp)
	sw	$17,60($sp)
	lw	$2,16($4)
	move	$18,$4
	move	$22,$5
	move	$16,$6
	move	$21,$7
	beq	$2,$0,$L26
	lw	$19,96($4)

	lw	$3,92($4)
	bne	$3,$0,$L28
	nop

	lw	$2,20($19)
	jal	$2
	nop

	move	$17,$2
$L30:
	move	$2,$17
$L47:
	lw	$31,88($sp)
	lw	$23,84($sp)
	lw	$22,80($sp)
	lw	$21,76($sp)
	lw	$20,72($sp)
	lw	$19,68($sp)
	lw	$18,64($sp)
	lw	$17,60($sp)
	lw	$16,56($sp)
	j	$31
	addiu	$sp,$sp,96

$L28:
	lw	$2,76($4)
	lw	$7,64($4)
	move	$5,$6
	move	$4,$3
	subu	$7,$2,$7
	jal	af_calc_insize_constrained
	move	$6,$21

	move	$20,$2
	lui	$6,%hi($LC5)
	lw	$2,76($18)
	addiu	$6,$6,%lo($LC5)
	move	$7,$16
	li	$4,12			# 0xc
	li	$5,7			# 0x7
	sw	$2,24($sp)
	sw	$21,16($sp)
	jal	mp_msg
	sw	$20,20($sp)

	bgtz	$20,$L44
	nop

$L26:
	li	$17,-1			# 0xffffffffffffffff
	move	$2,$17
	lw	$31,88($sp)
	lw	$23,84($sp)
	lw	$22,80($sp)
	lw	$21,76($sp)
	lw	$20,72($sp)
	lw	$19,68($sp)
	lw	$18,64($sp)
	lw	$17,60($sp)
	lw	$16,56($sp)
	j	$31
	addiu	$sp,$sp,96

$L44:
	lw	$4,72($18)
	slt	$2,$4,$20
	beq	$2,$0,$L32
	nop

	j	$L33
	lui	$23,%hi($LC6)

$L45:
	lw	$3,72($18)
	lw	$5,68($18)
	lw	$2,20($19)
	jal	$2
	addu	$5,$5,$3

	blez	$2,$L34
	move	$3,$2

	lw	$2,72($18)
	addu	$4,$3,$2
	slt	$3,$4,$20
	beq	$3,$0,$L32
	sw	$4,72($18)

$L33:
	lw	$16,76($18)
	subu	$17,$20,$4
	lw	$2,64($18)
	subu	$16,$16,$4
	move	$7,$17
	addiu	$6,$23,%lo($LC6)
	li	$4,12			# 0xc
	li	$5,7			# 0x7
	sw	$2,20($sp)
	jal	mp_msg
	sw	$16,16($sp)

	lw	$2,64($18)
	move	$6,$17
	addu	$17,$17,$2
	move	$7,$16
	slt	$16,$16,$17
	beq	$16,$0,$L45
	move	$4,$18

$L34:
	lw	$3,72($18)
	slt	$2,$3,$20
	movn	$20,$3,$2
$L32:
	lw	$3,28($18)
	lw	$5,36($18)
	lw	$6,24($18)
	lw	$2,68($18)
	addiu	$16,$sp,32
	move	$4,$16
	sw	$2,32($sp)
	sw	$3,40($sp)
	sw	$5,44($sp)
	sw	$6,48($sp)
	jal	af_fix_parameters
	sw	$20,36($sp)

	lw	$4,92($18)
	jal	af_play
	move	$5,$16

	beq	$2,$0,$L26
	move	$19,$2

	lw	$2,4($2)
	lui	$6,%hi($LC7)
	addiu	$6,$6,%lo($LC7)
	li	$4,12			# 0xc
	li	$5,7			# 0x7
	move	$7,$20
	sw	$2,16($sp)
	jal	mp_msg
	sw	$21,20($sp)

	lw	$17,4($19)
	slt	$2,$21,$17
	bne	$2,$0,$L46
	lui	$6,%hi($LC8)

$L39:
	lw	$5,0($19)
	move	$6,$17
	jal	memmove
	move	$4,$22

	lw	$3,72($18)
	subu	$6,$3,$20
	blez	$6,$L30
	sw	$6,72($18)

	lw	$4,68($18)
	jal	memmove
	addu	$5,$4,$20

	j	$L47
	move	$2,$17

$L46:
	lw	$3,92($18)
	lw	$4,52($3)
	lw	$2,44($3)
	addiu	$6,$6,%lo($LC8)
	mul	$2,$2,$4
	li	$5,2			# 0x2
	div	$0,$21,$2
	teq	$2,$0,7
	li	$4,12			# 0xc
	sw	$17,16($sp)
	mfhi	$16
	subu	$16,$21,$16
	jal	mp_msg
	subu	$7,$17,$16

	j	$L39
	move	$17,$16

	.set	macro
	.set	reorder
	.end	decode_audio
	.section	.rodata.str1.4
	.align	2
$LC9:
	.ascii	"Uninit audio filters...\012\000"
	.align	2
$LC10:
	.ascii	"Uninit audio: %s\012\000"
	.section	.text.uninit_audio,"ax",@progbits
	.align	2
	.align	5
	.globl	uninit_audio
	.ent	uninit_audio
	.type	uninit_audio, @function
uninit_audio:
	.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)
	lw	$2,92($4)
	beq	$2,$0,$L49
	move	$16,$4

	lui	$6,%hi($LC9)
	addiu	$6,$6,%lo($LC9)
	li	$5,6			# 0x6
	jal	mp_msg
	li	$4,12			# 0xc

	jal	af_uninit
	lw	$4,92($16)

	jal	uc_free
	lw	$4,92($16)

	sw	$0,92($16)
$L49:
	lw	$2,16($16)
	bne	$2,$0,$L60
	lui	$6,%hi($LC10)

$L51:
	lw	$2,80($16)
	lw	$4,68($16)
	beq	$2,$4,$L53
	nop

	jal	uc_free
	move	$4,$2

	lw	$4,68($16)
$L53:
	sw	$0,80($16)
	beq	$4,$0,$L55
	sw	$0,88($16)

	jal	uc_free
	nop

$L55:
	lw	$4,52($16)
	beq	$4,$0,$L57
	sw	$0,68($16)

	jal	uc_free
	nop

$L57:
	sw	$0,52($16)
	lw	$31,20($sp)
	lw	$16,16($sp)
	j	$31
	addiu	$sp,$sp,24

$L60:
	lw	$2,8($16)
	lw	$7,432($2)
	addiu	$6,$6,%lo($LC10)
	li	$4,12			# 0xc
	jal	mp_msg
	li	$5,6			# 0x6

	lw	$3,96($16)
	lw	$2,12($3)
	jal	$2
	move	$4,$16

	j	$L51
	sw	$0,16($16)

	.set	macro
	.set	reorder
	.end	uninit_audio
	.section	.rodata.str1.4
	.align	2
$LC11:
	.ascii	"Building audio filter chain for %dHz/%dch/%s -> %dHz/%dc"
	.ascii	"h/%s...\012\000"
	.section	.text.init_audio_filters,"ax",@progbits
	.align	2
	.align	5
	.globl	init_audio_filters
	.ent	init_audio_filters
	.type	init_audio_filters, @function
init_audio_filters:
	.frame	$sp,80,$31		# vars= 0, regs= 10/0, args= 40, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	addiu	$sp,$sp,-80
	sw	$fp,72($sp)
	sw	$23,68($sp)
	sw	$22,64($sp)
	sw	$18,48($sp)
	sw	$17,44($sp)
	sw	$16,40($sp)
	sw	$31,76($sp)
	sw	$21,60($sp)
	sw	$20,56($sp)
	sw	$19,52($sp)
	lw	$2,92($4)
	move	$22,$4
	move	$16,$5
	move	$17,$6
	move	$18,$7
	lw	$fp,108($sp)
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L62
	lw	$23,112($sp)
	.set	macro
	.set	reorder

	move	$21,$2
$L64:
	sw	$16,16($21)
	sw	$17,20($21)
	sw	$18,24($21)
	.set	noreorder
	.set	nomacro
	jal	af_fix_parameters
	addiu	$4,$21,8
	.set	macro
	.set	reorder

	lw	$2,96($sp)
	addiu	$4,$21,32
	lw	$3,0($2)
	sw	$3,40($21)
	lw	$3,100($sp)
	lw	$2,0($3)
	sw	$2,44($21)
	lw	$2,104($sp)
	lw	$3,0($2)
	.set	noreorder
	.set	nomacro
	jal	af_fix_parameters
	sw	$3,48($21)
	.set	macro
	.set	reorder

	lui	$5,%hi(af_cfg)
	addiu	$5,$5,%lo(af_cfg)
	li	$6,8			# 0x8
	.set	noreorder
	.set	nomacro
	jal	memcpy
	addiu	$4,$21,56
	.set	macro
	.set	reorder

	lw	$4,24($21)
	lw	$16,16($21)
	.set	noreorder
	.set	nomacro
	jal	af_fmt2str_short
	lw	$20,20($21)
	.set	macro
	.set	reorder

	lw	$4,48($21)
	move	$19,$2
	lw	$17,40($21)
	.set	noreorder
	.set	nomacro
	jal	af_fmt2str_short
	lw	$18,44($21)
	.set	macro
	.set	reorder

	lui	$6,%hi($LC11)
	li	$4,12			# 0xc
	addiu	$6,$6,%lo($LC11)
	move	$7,$16
	li	$5,6			# 0x6
	sw	$20,16($sp)
	sw	$19,20($sp)
	sw	$17,24($sp)
	sw	$18,28($sp)
	.set	noreorder
	.set	nomacro
	jal	mp_msg
	sw	$2,32($sp)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	jal	af_init
	move	$4,$21
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L119
	lw	$3,96($sp)
	.set	macro
	.set	reorder

	lw	$2,40($21)
	sw	$2,0($3)
	lw	$3,44($21)
	lw	$2,100($sp)
	sw	$3,0($2)
	lw	$2,48($21)
	lw	$3,104($sp)
	.set	noreorder
	.set	nomacro
	beq	$23,$0,$L120
	sw	$2,0($3)
	.set	macro
	.set	reorder

	slt	$2,$23,$fp
	move	$3,$fp
	movz	$3,$23,$2
	slt	$4,$3,8192
	li	$2,65536			# 0x10000
	lw	$6,80($22)
	lw	$5,68($22)
	movn	$3,$2,$4
	.set	noreorder
	.set	nomacro
	beq	$6,$5,$L87
	sw	$3,88($22)
	.set	macro
	.set	reorder

$L124:
	.set	noreorder
	.set	nomacro
	jal	uc_free
	move	$4,$6
	.set	macro
	.set	reorder

$L87:
	lw	$5,88($22)
$L126:
	.set	noreorder
	.set	nomacro
	jal	uc_memalign
	li	$4,16			# 0x10
	.set	macro
	.set	reorder

	lw	$6,88($22)
	move	$4,$2
	sw	$2,80($22)
	sltu	$2,$6,40
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L121
	andi	$2,$4,0x3
	.set	macro
	.set	reorder

	li	$3,4			# 0x4
	subu	$3,$3,$2
	li	$2,2			# 0x2
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L94
	move	$5,$4
	.set	macro
	.set	reorder

	li	$2,3			# 0x3
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L95
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	beq	$3,$2,$L122
$L92:
	move	$3,$5
	move	$2,$0
	addiu	$5,$5,-4
#APP
	S32I2M xr1,$2
#NO_APP
	andi	$3,$3,0x1f
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L96
	li	$2,-32			# 0xffffffffffffffe0
	.set	macro
	.set	reorder

	and	$2,$5,$2
	addiu	$7,$2,32
	sltu	$3,$5,$7
	beq	$3,$0,$L96
$L110:
#APP
	S32SDI xr1,$5,4
#NO_APP
	sltu	$2,$5,$7
	bne	$2,$0,$L110
$L96:
	addu	$6,$6,$4
	addiu	$2,$6,-31
	li	$3,-32			# 0xffffffffffffffe0
	and	$3,$2,$3
	sltu	$4,$5,$3
	.set	noreorder
	.set	nomacro
	beq	$4,$0,$L127
	addiu	$2,$6,-4
	.set	macro
	.set	reorder

	addiu	$2,$5,4
$L128:
#APP
	pref 30,0($2)
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
	S32SDI xr1,$5,4
#NO_APP
	sltu	$2,$5,$3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L128
	addiu	$2,$5,4
	.set	macro
	.set	reorder

	addiu	$2,$6,-4
$L127:
	li	$3,-4			# 0xfffffffffffffffc
	and	$3,$2,$3
	sltu	$4,$5,$3
	.set	noreorder
	.set	nomacro
	beq	$4,$0,$L129
	andi	$4,$6,0x3
	.set	macro
	.set	reorder

$L112:
#APP
	S32SDI xr1,$5,4
#NO_APP
	sltu	$2,$5,$3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L112
	andi	$4,$6,0x3
	.set	macro
	.set	reorder

$L129:
	li	$2,2			# 0x2
	.set	noreorder
	.set	nomacro
	beq	$4,$2,$L104
	addiu	$3,$5,4
	.set	macro
	.set	reorder

	li	$2,3			# 0x3
	.set	noreorder
	.set	nomacro
	beq	$4,$2,$L105
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	beq	$4,$2,$L123
	sw	$0,84($22)
$L84:
	sw	$21,92($22)
	lw	$31,76($sp)
	lw	$fp,72($sp)
	lw	$23,68($sp)
	lw	$22,64($sp)
	lw	$21,60($sp)
	lw	$20,56($sp)
	lw	$19,52($sp)
	lw	$18,48($sp)
	lw	$17,44($sp)
	lw	$16,40($sp)
	li	$2,1			# 0x1
	.set	noreorder
	.set	nomacro
	j	$31
	addiu	$sp,$sp,80
	.set	macro
	.set	reorder

$L120:
	.set	noreorder
	.set	nomacro
	beq	$fp,$0,$L84
	slt	$2,$23,$fp
	.set	macro
	.set	reorder

	move	$3,$fp
	movz	$3,$23,$2
	slt	$4,$3,8192
	li	$2,65536			# 0x10000
	lw	$6,80($22)
	lw	$5,68($22)
	movn	$3,$2,$4
	.set	noreorder
	.set	nomacro
	bne	$6,$5,$L124
	sw	$3,88($22)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L126
	lw	$5,88($22)
	.set	macro
	.set	reorder

$L119:
	sw	$0,92($22)
	.set	noreorder
	.set	nomacro
	jal	uc_free
	move	$4,$21
	.set	macro
	.set	reorder

	lw	$31,76($sp)
	lw	$fp,72($sp)
	lw	$23,68($sp)
	lw	$22,64($sp)
	lw	$21,60($sp)
	lw	$20,56($sp)
	lw	$19,52($sp)
	lw	$18,48($sp)
	lw	$17,44($sp)
	lw	$16,40($sp)
	move	$2,$0
	.set	noreorder
	.set	nomacro
	j	$31
	addiu	$sp,$sp,80
	.set	macro
	.set	reorder

$L121:
	.set	noreorder
	.set	nomacro
	jal	memset
	move	$5,$0
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L84
	sw	$0,84($22)
	.set	macro
	.set	reorder

$L95:
	addiu	$5,$4,3
	sb	$0,0($4)