yuv4mpeg.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 2,660 行 · 第 1/3 页

.file	1 "yuv4mpeg.c"
.section .mdebug.abi32
.previous
.section	.text.y4m_allow_unknown_tags,"ax",@progbits
.align	2
.align	5
.globl	y4m_allow_unknown_tags
.ent	y4m_allow_unknown_tags
.type	y4m_allow_unknown_tags, @function
y4m_allow_unknown_tags:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lui	$5,%hi(_y4mparam_allow_unknown_tags)
sltu	$3,$0,$4
bltz	$4,$L6
lw	$2,%lo(_y4mparam_allow_unknown_tags)($5)

sw	$3,%lo(_y4mparam_allow_unknown_tags)($5)
$L6:
j	$31
nop

.set	macro
.set	reorder
.end	y4m_allow_unknown_tags
.section	.text.y4m_init_xtag_list,"ax",@progbits
.align	2
.align	5
.globl	y4m_init_xtag_list
.ent	y4m_init_xtag_list
.type	y4m_init_xtag_list, @function
y4m_init_xtag_list:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

sw	$0,0($4)
move	$3,$0
li	$5,128			# 0x80
$L8:
addu	$2,$4,$3
addiu	$3,$3,4
bne	$3,$5,$L8
sw	$0,4($2)

j	$31
nop

.set	macro
.set	reorder
.end	y4m_init_xtag_list
.section	.text.y4m_xtag_count,"ax",@progbits
.align	2
.align	5
.globl	y4m_xtag_count
.ent	y4m_xtag_count
.type	y4m_xtag_count, @function
y4m_xtag_count:
.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
lw	$2,0($4)

.set	macro
.set	reorder
.end	y4m_xtag_count
.section	.text.y4m_xtag_get,"ax",@progbits
.align	2
.align	5
.globl	y4m_xtag_get
.ent	y4m_xtag_get
.type	y4m_xtag_get, @function
y4m_xtag_get:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lw	$3,0($4)
sll	$2,$5,2
slt	$3,$5,$3
addu	$2,$2,$4
beq	$3,$0,$L18
move	$4,$0

lw	$4,4($2)
$L18:
j	$31
move	$2,$4

.set	macro
.set	reorder
.end	y4m_xtag_get
.section	.text.y4m_xtag_remove,"ax",@progbits
.align	2
.align	5
.globl	y4m_xtag_remove
.ent	y4m_xtag_remove
.type	y4m_xtag_remove, @function
y4m_xtag_remove:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

bltz	$5,$L21
nop

lw	$8,0($4)
slt	$2,$5,$8
beq	$2,$0,$L21
sll	$6,$5,2

addiu	$7,$8,-1
addu	$2,$6,$4
slt	$3,$5,$7
beq	$3,$0,$L26
lw	$9,4($2)

addu	$2,$6,$4
addiu	$6,$2,8
$L27:
lw	$2,0($6)
addiu	$5,$5,1
slt	$3,$5,$7
sw	$2,-4($6)
bne	$3,$0,$L27
addiu	$6,$6,4

$L26:
sll	$2,$5,2
addu	$2,$2,$4
move	$5,$0
addiu	$3,$8,-1
sw	$9,4($2)
move	$2,$5
j	$31
sw	$3,0($4)

$L21:
li	$5,1			# 0x1
j	$31
move	$2,$5

.set	macro
.set	reorder
.end	y4m_xtag_remove
.section	.text.y4m_xtag_clearlist,"ax",@progbits
.align	2
.align	5
.globl	y4m_xtag_clearlist
.ent	y4m_xtag_clearlist
.type	y4m_xtag_clearlist, @function
y4m_xtag_clearlist:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

move	$2,$0
j	$31
sw	$0,0($4)

.set	macro
.set	reorder
.end	y4m_xtag_clearlist
.section	.text.y4m_si_set_width,"ax",@progbits
.align	2
.align	5
.globl	y4m_si_set_width
.ent	y4m_si_set_width
.type	y4m_si_set_width, @function
y4m_si_set_width:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lw	$2,4($4)
sw	$5,0($4)
sll	$3,$2,1
addu	$3,$3,$2
mul	$3,$5,$3
srl	$2,$3,31
addu	$2,$2,$3
sra	$2,$2,1
j	$31
sw	$2,28($4)

.set	macro
.set	reorder
.end	y4m_si_set_width
.section	.text.y4m_si_get_width,"ax",@progbits
.align	2
.align	5
.globl	y4m_si_get_width
.ent	y4m_si_get_width
.type	y4m_si_get_width, @function
y4m_si_get_width:
.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
lw	$2,0($4)

.set	macro
.set	reorder
.end	y4m_si_get_width
.section	.text.y4m_si_set_height,"ax",@progbits
.align	2
.align	5
.globl	y4m_si_set_height
.ent	y4m_si_set_height
.type	y4m_si_set_height, @function
y4m_si_set_height:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lw	$2,0($4)
sw	$5,4($4)
sll	$3,$2,1
addu	$3,$3,$2
mul	$3,$5,$3
srl	$2,$3,31
addu	$2,$2,$3
sra	$2,$2,1
j	$31
sw	$2,28($4)

.set	macro
.set	reorder
.end	y4m_si_set_height
.section	.text.y4m_si_get_height,"ax",@progbits
.align	2
.align	5
.globl	y4m_si_get_height
.ent	y4m_si_get_height
.type	y4m_si_get_height, @function
y4m_si_get_height:
.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
lw	$2,4($4)

.set	macro
.set	reorder
.end	y4m_si_get_height
.section	.text.y4m_si_set_interlace,"ax",@progbits
.align	2
.align	5
.globl	y4m_si_set_interlace
.ent	y4m_si_set_interlace
.type	y4m_si_set_interlace, @function
y4m_si_set_interlace:
.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
sw	$5,8($4)

.set	macro
.set	reorder
.end	y4m_si_set_interlace
.section	.text.y4m_si_get_interlace,"ax",@progbits
.align	2
.align	5
.globl	y4m_si_get_interlace
.ent	y4m_si_get_interlace
.type	y4m_si_get_interlace, @function
y4m_si_get_interlace:
.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
lw	$2,8($4)

.set	macro
.set	reorder
.end	y4m_si_get_interlace
.section	.text.y4m_si_set_framerate,"ax",@progbits
.align	2
.align	5
.globl	y4m_si_set_framerate
.ent	y4m_si_set_framerate
.type	y4m_si_set_framerate, @function
y4m_si_set_framerate:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

sw	$5,12($4)
sw	$6,16($4)
sw	$5,4($sp)
j	$31
sw	$6,8($sp)

.set	macro
.set	reorder
.end	y4m_si_set_framerate
.section	.text.y4m_si_get_framerate,"ax",@progbits
.align	2
.align	5
.globl	y4m_si_get_framerate
.ent	y4m_si_get_framerate
.type	y4m_si_get_framerate, @function
y4m_si_get_framerate:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lw	$6,16($5)
lw	$3,12($5)
move	$2,$4
sw	$3,0($4)
j	$31
sw	$6,4($4)

.set	macro
.set	reorder
.end	y4m_si_get_framerate
.section	.text.y4m_si_set_sampleaspect,"ax",@progbits
.align	2
.align	5
.globl	y4m_si_set_sampleaspect
.ent	y4m_si_set_sampleaspect
.type	y4m_si_set_sampleaspect, @function
y4m_si_set_sampleaspect:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

sw	$5,20($4)
sw	$6,24($4)
sw	$5,4($sp)
j	$31
sw	$6,8($sp)

.set	macro
.set	reorder
.end	y4m_si_set_sampleaspect
.section	.text.y4m_si_get_sampleaspect,"ax",@progbits
.align	2
.align	5
.globl	y4m_si_get_sampleaspect
.ent	y4m_si_get_sampleaspect
.type	y4m_si_get_sampleaspect, @function
y4m_si_get_sampleaspect:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

lw	$6,24($5)
lw	$3,20($5)
move	$2,$4
sw	$3,0($4)
j	$31
sw	$6,4($4)

.set	macro
.set	reorder
.end	y4m_si_get_sampleaspect
.section	.text.y4m_si_get_framelength,"ax",@progbits
.align	2
.align	5
.globl	y4m_si_get_framelength
.ent	y4m_si_get_framelength
.type	y4m_si_get_framelength, @function
y4m_si_get_framelength:
.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
lw	$2,28($4)

.set	macro
.set	reorder
.end	y4m_si_get_framelength
.section	.text.y4m_si_xtags,"ax",@progbits
.align	2
.align	5
.globl	y4m_si_xtags
.ent	y4m_si_xtags
.type	y4m_si_xtags, @function
y4m_si_xtags:
.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
addiu	$2,$4,32

.set	macro
.set	reorder
.end	y4m_si_xtags
.section	.rodata.str1.4,"aMS",@progbits,1
.align	2
$LC0:
.ascii	"end-of-file\000"
.align	2
$LC1:
.ascii	"unknown error code\000"
.align	2
$LC2:
.ascii	"no error\000"
.align	2
$LC3:
.ascii	"parameter out of range\000"
.align	2
$LC4:
.ascii	"stream ended unexpectedly (failed read/write)\000"
.align	2
$LC5:
.ascii	"bad stream or frame header\000"
.align	2
$LC6:
.ascii	"unknown header tag\000"
.align	2
$LC7:
.ascii	"bad header magic\000"
.align	2
$LC8:
.ascii	"too many xtags\000"
.section	.text.y4m_strerr,"ax",@progbits
.align	2
.align	5
.globl	y4m_strerr
.ent	y4m_strerr
.type	y4m_strerr, @function
y4m_strerr:
.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
.mask	0x00000000,0
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

sltu	$2,$4,8
beq	$2,$0,$L58
lui	$2,%hi($LC1)

lui	$3,%hi($L67)
sll	$2,$4,2
addiu	$3,$3,%lo($L67)
addu	$2,$2,$3
lw	$4,0($2)
j	$4
nop

.rdata
.align	2
.align	2
$L67:
.word	$L59
.word	$L60
.word	$L61
.word	$L62
.word	$L63
.word	$L64
.word	$L65
.word	$L66
.section	.text.y4m_strerr
$L58:
j	$31
addiu	$2,$2,%lo($LC1)

$L59:
lui	$2,%hi($LC2)
j	$31
addiu	$2,$2,%lo($LC2)

$L66:
lui	$2,%hi($LC8)
j	$31
addiu	$2,$2,%lo($LC8)

$L65:
lui	$2,%hi($LC0)
j	$31
addiu	$2,$2,%lo($LC0)

$L64:
lui	$2,%hi($LC7)
j	$31
addiu	$2,$2,%lo($LC7)

$L63:
lui	$2,%hi($LC6)
j	$31
addiu	$2,$2,%lo($LC6)

$L62:
lui	$2,%hi($LC5)
j	$31
addiu	$2,$2,%lo($LC5)

$L61:
lui	$2,%hi($LC4)
j	$31
addiu	$2,$2,%lo($LC4)

$L60:
lui	$2,%hi($LC3)
j	$31
addiu	$2,$2,%lo($LC3)

.set	macro
.set	reorder
.end	y4m_strerr
.section	.rodata.str1.4
.align	2
$LC9:
.ascii	"  frame size:  \000"
.align	2
$LC10:
.ascii	"(?)x\000"
.align	2
$LC11:
.ascii	"%dx\000"
.align	2
$LC12:
.ascii	"(?) pixels \000"
.align	2
$LC13:
.ascii	"%d pixels \000"
.align	2
$LC14:
.ascii	"(? bytes)\000"
.align	2
$LC15:
.ascii	"(%d bytes)\000"
.align	2
$LC16:
.ascii	"%s%s\012\000"
.align	2
$LC17:
.ascii	"%s  frame rate:  ??? fps\012\000"
.align	2
$LC18:
.ascii	"%s  frame rate:  %d/%d fps (~%f)\012\000"
.globl	__floatsidf
.globl	__divdf3
.align	2
$LC19:
.ascii	"none/progressive\000"
.align	2
$LC20:
.ascii	"top-field-first\000"
.align	2
$LC21:
.ascii	"bottom-field-first\000"
.align	2
$LC22:
.ascii	"anyone's guess\000"
.align	2
$LC23:
.ascii	"%s   interlace:  %s\012\000"
.align	2
$LC24:
.ascii	"%ssample aspect ratio:  ?:?\012\000"
.align	2
$LC25:
.ascii	"%ssample aspect ratio:  %d:%d\012\000"
.section	.text.y4m_log_stream_info,"ax",@progbits
.align	2
.align	5
.globl	y4m_log_stream_info
.ent	y4m_log_stream_info
.type	y4m_log_stream_info, @function
y4m_log_stream_info:
.frame	$sp,312,$31		# vars= 256, regs= 6/0, args= 32, gp= 0
.mask	0x801f0000,-4
.fmask	0x00000000,0
.set	noreorder
.set	nomacro

addiu	$sp,$sp,-312
sw	$18,296($sp)
lui	$6,%hi($LC9)
addiu	$18,$sp,32
sw	$20,304($sp)
sw	$19,300($sp)
move	$20,$4
move	$19,$5
addiu	$6,$6,%lo($LC9)
move	$4,$18
li	$5,256			# 0x100
sw	$16,288($sp)
sw	$31,308($sp)
jal	snprintf
sw	$17,292($sp)

lw	$16,0($19)
li	$2,-1			# 0xffffffffffffffff
beq	$16,$2,$L98
nop

jal	strlen
move	$4,$18

li	$5,256			# 0x100
lui	$6,%hi($LC11)
move	$7,$16
subu	$5,$5,$2
addiu	$6,$6,%lo($LC11)
jal	snprintf
addu	$4,$18,$2

lw	$16,4($19)
li	$2,-1			# 0xffffffffffffffff
beq	$16,$2,$L99
nop

$L74:
jal	strlen
move	$4,$18

li	$5,256			# 0x100
lui	$6,%hi($LC13)
move	$7,$16
subu	$5,$5,$2
addiu	$6,$6,%lo($LC13)
jal	snprintf
addu	$4,$18,$2

lw	$16,28($19)
li	$2,-1			# 0xffffffffffffffff
beq	$16,$2,$L100
nop

$L77:
jal	strlen
move	$4,$18

li	$5,256			# 0x100
lui	$6,%hi($LC15)
subu	$5,$5,$2
addiu	$6,$6,%lo($LC15)
move	$7,$16
jal	snprintf
addu	$4,$18,$2

lui	$6,%hi($LC16)
$L107:
addiu	$6,$6,%lo($LC16)
li	$4,7			# 0x7
li	$5,6			# 0x6
move	$7,$20
jal	mp_msg
sw	$18,16($sp)

lw	$2,12($19)
bne	$2,$0,$L96
nop

lw	$18,16($19)
beq	$18,$0,$L101
lui	$6,%hi($LC17)

$L80:
move	$4,$2
sw	$2,16($sp)
jal	__floatsidf
sw	$18,20($sp)

move	$4,$18
move	$16,$2
jal	__floatsidf
move	$17,$3

move	$6,$2
move	$4,$16
move	$5,$17
jal	__divdf3
move	$7,$3

lui	$6,%hi($LC18)
addiu	$6,$6,%lo($LC18)
li	$4,7			# 0x7
li	$5,6			# 0x6
move	$7,$20
sw	$2,24($sp)
jal	mp_msg
sw	$3,28($sp)

lw	$3,8($19)
$L106:
bne	$3,$0,$L84
li	$2,1			# 0x1

lui	$2,%hi($LC19)
addiu	$2,$2,%lo($LC19)
$L86:
lui	$6,%hi($LC23)
addiu	$6,$6,%lo($LC23)
li	$4,7			# 0x7
li	$5,6			# 0x6
move	$7,$20
jal	mp_msg
sw	$2,16($sp)

lw	$3,20($19)
bne	$3,$0,$L97
nop

$L105:
lw	$2,24($19)
beq	$2,$0,$L102
lui	$6,%hi($LC24)

$L91:
lui	$6,%hi($LC25)
move	$7,$20
addiu	$6,$6,%lo($LC25)
li	$4,7			# 0x7
li	$5,6			# 0x6
sw	$3,16($sp)
jal	mp_msg
sw	$2,20($sp)

lw	$31,308($sp)
lw	$20,304($sp)
lw	$19,300($sp)
lw	$18,296($sp)
lw	$17,292($sp)
lw	$16,288($sp)
j	$31
addiu	$sp,$sp,312

$L84:
beq	$3,$2,$L103
lui	$2,%hi($LC20)

li	$2,2			# 0x2
beq	$3,$2,$L104
lui	$6,%hi($LC23)

lui	$2,%hi($LC22)
addiu	$2,$2,%lo($LC22)
addiu	$6,$6,%lo($LC23)
li	$4,7			# 0x7
li	$5,6			# 0x6
move	$7,$20
jal	mp_msg
sw	$2,16($sp)

lw	$3,20($19)
beq	$3,$0,$L105
nop

$L97:
j	$L91
lw	$2,24($19)

$L102:
move	$7,$20
addiu	$6,$6,%lo($LC24)
li	$4,7			# 0x7
jal	mp_msg
li	$5,6			# 0x6

lw	$31,308($sp)
lw	$20,304($sp)
lw	$19,300($sp)
lw	$18,296($sp)
lw	$17,292($sp)
lw	$16,288($sp)
j	$31
addiu	$sp,$sp,312

$L101:
addiu	$6,$6,%lo($LC17)
li	$4,7			# 0x7
li	$5,6			# 0x6
jal	mp_msg
move	$7,$20

j	$L106
lw	$3,8($19)

$L96:
j	$L80
lw	$18,16($19)

$L98:
jal	strlen
move	$4,$18

li	$5,256			# 0x100
lui	$6,%hi($LC10)
subu	$5,$5,$2
addiu	$6,$6,%lo($LC10)
jal	snprintf
addu	$4,$18,$2

lw	$16,4($19)
li	$2,-1			# 0xffffffffffffffff
bne	$16,$2,$L74
nop

$L99:
jal	strlen
move	$4,$18

li	$5,256			# 0x100
lui	$6,%hi($LC12)
subu	$5,$5,$2
addiu	$6,$6,%lo($LC12)
jal	snprintf
addu	$4,$18,$2

lw	$16,28($19)
li	$2,-1			# 0xffffffffffffffff
bne	$16,$2,$L77
nop

$L100:
jal	strlen
move	$4,$18

li	$5,256			# 0x100
lui	$6,%hi($LC14)
subu	$5,$5,$2
addiu	$6,$6,%lo($LC14)
jal	snprintf
addu	$4,$18,$2

j	$L107
lui	$6,%hi($LC16)

$L103:
j	$L86
addiu	$2,$2,%lo($LC20)

$L104:
lui	$2,%hi($LC21)
j	$L86
addiu	$2,$2,%lo($LC21)

.set	macro
.set	reorder
.end	y4m_log_stream_info
.section	.text.y4m_xtag_add,"ax",@progbits
.align	2
.align	5
.globl	y4m_xtag_add