ad_faad.s

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」· S 代码 · 共 1,523 行 · 第 1/2 页

$L81:
lw	$2,56($22)
lw	$4,52($22)
subu	$2,$2,$20
addu	$5,$4,$20
move	$6,$2
.set	noreorder
.set	nomacro
jal	memmove
sw	$2,56($22)
.set	macro
.set	reorder

lui	$6,%hi($LC5)
addiu	$6,$6,%lo($LC5)
move	$7,$20
li	$4,12			# 0xc
.set	noreorder
.set	nomacro
jal	mp_msg
li	$5,6			# 0x6
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
j	$L85
addiu	$fp,$fp,1
.set	macro
.set	reorder

$L61:
lbu	$2,4($5)
sb	$2,4($4)
lbu	$3,5($5)
.set	noreorder
.set	nomacro
j	$L59
sb	$3,5($4)
.set	macro
.set	reorder

$L62:
lbu	$2,4($5)
sb	$2,4($4)
lbu	$3,5($5)
sb	$3,5($4)
lbu	$2,6($5)
.set	noreorder
.set	nomacro
j	$L59
sb	$2,6($4)
.set	macro
.set	reorder

$L76:
.set	noreorder
.set	nomacro
j	$L10
sw	$0,52($sp)
.set	macro
.set	reorder

.end	decode_audio
.section	.text.control,"ax",@progbits
.align	2
.align	5
.ent	control
.type	control, @function
control:
.frame	$sp,64,$31		# vars= 0, regs= 8/0, args= 32, gp= 0
.mask	0x807f0000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-64
li	$2,1			# 0x1
sw	$22,56($sp)
sw	$31,60($sp)
sw	$21,52($sp)
sw	$20,48($sp)
sw	$19,44($sp)
sw	$18,40($sp)
sw	$17,36($sp)
sw	$16,32($sp)
sw	$7,76($sp)
beq	$5,$2,$L94
move	$22,$4

li	$2,-1			# 0xffffffffffffffff
$L95:
lw	$31,60($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)
j	$31
addiu	$sp,$sp,64

$L94:
lw	$2,168($4)
bne	$2,$0,$L121
lw	$31,60($sp)

lw	$16,56($4)
lw	$6,60($4)
slt	$2,$16,$6
bne	$2,$0,$L118
nop

$L98:
lui	$6,%hi($LC2)
addiu	$21,$16,-4
move	$7,$16
addiu	$6,$6,%lo($LC2)
li	$4,12			# 0xc
li	$5,6			# 0x6
jal	mp_msg
lw	$16,52($22)

bltz	$21,$L100
addiu	$19,$16,3

addiu	$18,$16,2
addiu	$17,$16,1
j	$L102
move	$20,$0

$L103:
li	$2,65			# 0x41
beq	$3,$2,$L119
li	$2,68			# 0x44

$L107:
lbu	$3,0($17)
addiu	$20,$20,1
sw	$3,16($sp)
lbu	$2,0($18)
addiu	$16,$16,1
sw	$2,20($sp)
lbu	$3,0($19)
addiu	$17,$17,1
jal	mp_msg
sw	$3,24($sp)

slt	$2,$21,$20
addiu	$18,$18,1
bne	$2,$0,$L100
addiu	$19,$19,1

$L102:
lbu	$3,0($16)
lui	$6,%hi($LC3)
li	$2,255			# 0xff
addiu	$6,$6,%lo($LC3)
li	$4,12			# 0xc
move	$7,$3
bne	$3,$2,$L103
li	$5,6			# 0x6

lbu	$3,1($16)
li	$2,240			# 0xf0
andi	$3,$3,0xf6
bne	$3,$2,$L107
nop

lui	$6,%hi($LC4)
$L120:
addiu	$6,$6,%lo($LC4)
li	$4,12			# 0xc
li	$5,6			# 0x6
jal	mp_msg
move	$7,$20

beq	$20,$0,$L121
lw	$31,60($sp)

lw	$2,56($22)
lw	$4,52($22)
subu	$2,$2,$20
addu	$5,$4,$20
move	$6,$2
jal	memmove
sw	$2,56($22)

lui	$6,%hi($LC5)
addiu	$6,$6,%lo($LC5)
move	$7,$20
li	$4,12			# 0xc
jal	mp_msg
li	$5,6			# 0x6

j	$L95
li	$2,1			# 0x1

$L100:
lui	$6,%hi($LC4)
addiu	$6,$6,%lo($LC4)
li	$4,12			# 0xc
li	$5,6			# 0x6
jal	mp_msg
move	$7,$0

lw	$31,60($sp)
$L121:
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)
li	$2,1			# 0x1
j	$31
addiu	$sp,$sp,64

$L119:
lbu	$3,1($16)
bne	$3,$2,$L107
li	$2,73			# 0x49

lbu	$3,2($16)
bne	$3,$2,$L107
li	$2,70			# 0x46

lbu	$3,3($16)
bne	$3,$2,$L107
nop

j	$L120
lui	$6,%hi($LC4)

$L118:
lw	$5,52($4)
lw	$4,4($4)
addu	$5,$16,$5
jal	demux_read_data
subu	$6,$6,$16

addu	$16,$16,$2
j	$L98
sw	$16,56($22)

.set	macro
.set	reorder
.end	control
.section	.rodata.str1.4
.align	2
$LC10:
.ascii	"FAAD: codecdata extracted from WAVEFORMATEX\012\000"
.align	2
$LC11:
.ascii	"FAAD: 8Bit samplesize not supported by FAAD, assuming 16"
.ascii	"Bit!\012\000"
.align	2
$LC12:
.ascii	"FAAD: Failed to initialize the decoder!\012\000"
.align	2
$LC13:
.ascii	"FAAD: Decoder init done (%dBytes)!\012\000"
.align	2
$LC14:
.ascii	"FAAD: Negotiated samplerate: %ldHz  channels: %d\012\000"
.align	2
$LC15:
.ascii	"FAAD: compressed input bitrate missing, assuming 128kbit"
.ascii	"/s!\012\000"
.align	2
$LC16:
.ascii	"FAAD: got %dkbit/s bitrate from MP4 header!\012\000"
.section	.text.init,"ax",@progbits
.align	2
.align	5
.ent	init
.type	init, @function
init:
.frame	$sp,80,$31		# vars= 8, regs= 10/0, args= 32, gp= 0
.mask	0xc0ff0000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-80
sw	$22,64($sp)
move	$22,$4
sw	$23,68($sp)
sw	$31,76($sp)
sw	$fp,72($sp)
sw	$21,60($sp)
sw	$20,56($sp)
sw	$19,52($sp)
sw	$18,48($sp)
sw	$17,44($sp)
jal	NeAACDecOpen
sw	$16,40($sp)

lw	$3,168($22)
lui	$23,%hi(faac_hdec)
bne	$3,$0,$L123
sw	$2,%lo(faac_hdec)($23)

lw	$4,156($22)
beq	$4,$0,$L125
lui	$6,%hi($LC10)

lbu	$2,17($4)
lbu	$3,16($4)
sll	$2,$2,8
or	$2,$2,$3
addiu	$4,$4,18
sw	$2,168($22)
sw	$4,164($22)
addiu	$6,$6,%lo($LC10)
li	$4,12			# 0xc
jal	mp_msg
li	$5,7			# 0x7

lw	$2,168($22)
beq	$2,$0,$L125
nop

$L123:
lw	$4,%lo(faac_hdec)($23)
jal	NeAACDecGetCurrentConfiguration
lui	$fp,%hi(audio_output_channels)

move	$5,$2
lw	$2,%lo(audio_output_channels)($fp)
slt	$2,$2,3
bne	$2,$0,$L169
lui	$16,%hi(faac_hdec)

lw	$4,%lo(faac_hdec)($16)
lw	$5,164($22)
lw	$6,168($22)
addiu	$2,$sp,32
addiu	$7,$sp,36
jal	NeAACDecInit2
sw	$2,16($sp)

$L154:
bltz	$2,$L180
lui	$6,%hi($LC12)

$L157:
lw	$7,56($22)
lui	$6,%hi($LC13)
addiu	$6,$6,%lo($LC13)
li	$4,12			# 0xc
jal	mp_msg
li	$5,6			# 0x6

lbu	$2,32($sp)
lui	$6,%hi($LC14)
lw	$7,36($sp)
addiu	$6,$6,%lo($LC14)
li	$4,12			# 0xc
li	$5,6			# 0x6
jal	mp_msg
sw	$2,16($sp)

lw	$2,%lo(audio_output_channels)($fp)
lbu	$3,32($sp)
slt	$2,$2,3
bne	$2,$0,$L171
sw	$3,36($22)

lw	$2,36($sp)
lw	$4,44($22)
li	$3,2			# 0x2
sw	$2,28($22)
bne	$4,$0,$L165
sw	$3,32($22)

lui	$6,%hi($LC15)
$L178:
addiu	$6,$6,%lo($LC15)
li	$4,12			# 0xc
jal	mp_msg
li	$5,2			# 0x2

li	$2,16000			# 0x3e80
sw	$2,44($22)
li	$3,1			# 0x1
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,$3
j	$31
addiu	$sp,$sp,80

$L165:
li	$7,274857984			# 0x10620000
ori	$7,$7,0x4dd3
mult	$4,$7
sra	$2,$4,31
mfhi	$7
lui	$6,%hi($LC16)
sra	$7,$7,3
subu	$7,$7,$2
addiu	$6,$6,%lo($LC16)
li	$4,12			# 0xc
jal	mp_msg
li	$5,6			# 0x6

li	$3,1			# 0x1
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,$3
j	$31
addiu	$sp,$sp,80

$L171:
sltu	$2,$3,2
li	$4,1			# 0x1
li	$3,2			# 0x2
movn	$3,$4,$2
lw	$2,36($sp)
lw	$4,44($22)
sw	$3,36($22)
li	$3,2			# 0x2
sw	$2,28($22)
bne	$4,$0,$L165
sw	$3,32($22)

j	$L178
lui	$6,%hi($LC15)

$L125:
jal	NeAACDecGetCurrentConfiguration
lw	$4,%lo(faac_hdec)($23)

move	$16,$2
lw	$2,28($22)
bne	$2,$0,$L173
lui	$fp,%hi(audio_output_channels)

lw	$2,%lo(audio_output_channels)($fp)
slt	$2,$2,3
bne	$2,$0,$L174
li	$2,1

$L129:
lw	$3,32($22)
li	$4,2			# 0x2
beq	$3,$4,$L133
slt	$2,$3,3

bne	$2,$0,$L175
li	$2,1			# 0x1

li	$5,3			# 0x3
beq	$3,$5,$L134
li	$2,4			# 0x4

beq	$3,$2,$L176
li	$2,2			# 0x2

$L183:
sw	$2,32($22)
$L133:
li	$2,1
sb	$2,8($16)
$L137:
lw	$4,%lo(faac_hdec)($23)
jal	NeAACDecSetConfiguration
move	$5,$16

lw	$4,4($22)
lw	$5,52($22)
jal	demux_read_data
lw	$6,60($22)

lui	$6,%hi($LC2)
addiu	$21,$2,-4
sw	$2,56($22)
addiu	$6,$6,%lo($LC2)
li	$4,12			# 0xc
li	$5,6			# 0x6
move	$7,$2
jal	mp_msg
lw	$16,52($22)

bltz	$21,$L181
lui	$6,%hi($LC4)

addiu	$19,$16,3
addiu	$18,$16,2
addiu	$17,$16,1
j	$L140
move	$20,$0

$L141:
li	$2,65			# 0x41
beq	$3,$2,$L177
li	$2,68			# 0x44

$L145:
lbu	$3,0($17)
addiu	$20,$20,1
sw	$3,16($sp)
lbu	$2,0($18)
addiu	$16,$16,1
sw	$2,20($sp)
lbu	$3,0($19)
addiu	$17,$17,1
jal	mp_msg
sw	$3,24($sp)

slt	$2,$21,$20
addiu	$18,$18,1
bne	$2,$0,$L138
addiu	$19,$19,1

$L140:
lbu	$3,0($16)
lui	$6,%hi($LC3)
li	$2,255			# 0xff
addiu	$6,$6,%lo($LC3)
li	$4,12			# 0xc
move	$7,$3
bne	$3,$2,$L141
li	$5,6			# 0x6

lbu	$3,1($16)
li	$2,240			# 0xf0
andi	$3,$3,0xf6
bne	$3,$2,$L145
nop

$L143:
lui	$6,%hi($LC4)
addiu	$6,$6,%lo($LC4)
li	$4,12			# 0xc
li	$5,6			# 0x6
jal	mp_msg
move	$7,$20

beq	$20,$0,$L182
lw	$4,%lo(faac_hdec)($23)

lw	$2,56($22)
lw	$4,52($22)
subu	$2,$2,$20
addu	$5,$4,$20
move	$6,$2
jal	memmove
sw	$2,56($22)

lw	$16,56($22)
lw	$5,52($22)
lw	$6,60($22)
lw	$4,4($22)
addu	$5,$16,$5
jal	demux_read_data
subu	$6,$6,$16

addu	$16,$16,$2
j	$L152
sw	$16,56($22)

$L177:
lbu	$3,1($16)
bne	$3,$2,$L145
li	$2,73			# 0x49

lbu	$3,2($16)
bne	$3,$2,$L145
li	$2,70			# 0x46

lbu	$3,3($16)
beq	$3,$2,$L143
nop

lbu	$3,0($17)
addiu	$20,$20,1
sw	$3,16($sp)
lbu	$2,0($18)
addiu	$16,$16,1
sw	$2,20($sp)
lbu	$3,0($19)
addiu	$17,$17,1
jal	mp_msg
sw	$3,24($sp)

slt	$2,$21,$20
addiu	$18,$18,1
beq	$2,$0,$L140
addiu	$19,$19,1

$L138:
lui	$6,%hi($LC4)
$L181:
addiu	$6,$6,%lo($LC4)
li	$4,12			# 0xc
li	$5,6			# 0x6
jal	mp_msg
move	$7,$0

$L152:
lw	$4,%lo(faac_hdec)($23)
$L182:
lw	$5,52($22)
lw	$6,56($22)
addiu	$2,$sp,32
addiu	$7,$sp,36
jal	NeAACDecInit
sw	$2,16($sp)

slt	$3,$2,0
lw	$5,56($22)
move	$4,$0
movz	$4,$2,$3
subu	$5,$5,$4
bgez	$2,$L157
sw	$5,56($22)

lui	$6,%hi($LC12)
$L180:
addiu	$6,$6,%lo($LC12)
li	$4,12			# 0xc
jal	mp_msg
li	$5,2			# 0x2

jal	NeAACDecClose
lw	$4,%lo(faac_hdec)($23)

move	$3,$0
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,$3
j	$31
addiu	$sp,$sp,80

$L169:
li	$2,1
sb	$2,9($5)
jal	NeAACDecSetConfiguration
lw	$4,%lo(faac_hdec)($16)

lw	$4,%lo(faac_hdec)($16)
lw	$5,164($22)
lw	$6,168($22)
addiu	$2,$sp,32
addiu	$7,$sp,36
jal	NeAACDecInit2
sw	$2,16($sp)

j	$L154
nop

$L174:
j	$L129
sb	$2,9($16)

$L173:
sw	$2,4($16)
lw	$2,%lo(audio_output_channels)($fp)
slt	$2,$2,3
beq	$2,$0,$L129
li	$2,1

j	$L129
sb	$2,9($16)

$L175:
bne	$3,$2,$L183
li	$2,2			# 0x2

lui	$6,%hi($LC11)
addiu	$6,$6,%lo($LC11)
li	$4,12			# 0xc
jal	mp_msg
li	$5,2			# 0x2

li	$2,2			# 0x2
j	$L133
sw	$2,32($22)

$L176:
j	$L137
sb	$5,8($16)

$L134:
j	$L137
sb	$4,8($16)

.set	macro
.set	reorder
.end	init
.globl	mpcodecs_ad_faad
.data
.align	2
.type	mpcodecs_ad_faad, @object
.size	mpcodecs_ad_faad, 24
mpcodecs_ad_faad:
.word	info
.word	preinit
.word	init
.word	uninit
.word	control
.word	decode_audio
.local	faac_hdec
.comm	faac_hdec,4,4
.local	faac_finfo
.comm	faac_finfo,88,4
.section	.rodata.str1.4
.align	2
$LC17:
.ascii	"AAC (MPEG2/4 Advanced Audio Coding)\000"
.align	2
$LC18:
.ascii	"faad\000"
.align	2
$LC19:
.ascii	"Felix Buenemann\000"
.align	2
$LC20:
.ascii	"faad2\000"
.align	2
$LC21:
.ascii	"uses libfaad2\000"
.data
.align	2
.type	info, @object
.size	info, 20
info:
.word	$LC17
.word	$LC18
.word	$LC19
.word	$LC20
.word	$LC21
.ident	"GCC: (GNU) 4.1.2"