mpeg_packetizer.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 857 行

	.file	1 "mpeg_packetizer.c"
	.section .mdebug.abi32
	.previous
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"MPEG%d PES packet: 0x%x => %lu   \012\000"
	.section	.rodata.cst4,"aM",@progbits,4
	.align	2
$LC1:
	.word	pes_header
	.section	.text.send_mpeg_pes_packet_ll,"ax",@progbits
	.align	2
	.align	5
	.ent	send_mpeg_pes_packet_ll
	.type	send_mpeg_pes_packet_ll, @function
send_mpeg_pes_packet_ll:
	.frame	$sp,88,$31		# vars= 16, regs= 10/0, args= 32, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	addiu	$sp,$sp,-88
	sw	$21,68($sp)
	sw	$20,64($sp)
	lw	$21,108($sp)
	lw	$20,104($sp)
	sw	$18,56($sp)
	lw	$7,112($sp)
	move	$18,$6
	lui	$6,%hi($LC0)
	or	$3,$20,$21
	li	$2,5			# 0x5
	sw	$23,76($sp)
	sw	$17,52($sp)
	sw	$16,48($sp)
	addiu	$6,$6,%lo($LC0)
	move	$23,$4
	move	$17,$5
	li	$4,8			# 0x8
	li	$5,7			# 0x7
	move	$16,$0
	movn	$16,$2,$3
	sw	$19,60($sp)
	sw	$31,84($sp)
	sw	$fp,80($sp)
	sw	$22,72($sp)
	sw	$18,16($sp)
	sw	$20,24($sp)
	sw	$21,28($sp)
	.set	noreorder
	.set	nomacro
	jal	mp_msg
	lw	$19,120($sp)
	.set	macro
	.set	reorder

	lui	$2,%hi(pes_header)
	addiu	$4,$2,%lo(pes_header)
	andi	$3,$4,0x3
	li	$2,4			# 0x4
	subu	$3,$2,$3
	li	$2,2			# 0x2
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L7
	addiu	$6,$4,2048
	.set	macro
	.set	reorder

	li	$2,3			# 0x3
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L8
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L69
	lui	$2,%hi(pes_header+1)
	.set	macro
	.set	reorder

$L5:
	addiu	$5,$4,-4
	move	$2,$0
#APP
	S32I2M xr1,$2
#NO_APP
	andi	$3,$4,0x1f
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L75
	addiu	$2,$6,-31
	.set	macro
	.set	reorder

	li	$2,-32			# 0xffffffffffffffe0
	and	$2,$5,$2
	addiu	$4,$2,32
	sltu	$3,$5,$4
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L75
	addiu	$2,$6,-31
	.set	macro
	.set	reorder

$L58:
#APP
	S32SDI xr1,$5,4
#NO_APP
	sltu	$2,$5,$4
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L58
	addiu	$2,$6,-31
	.set	macro
	.set	reorder

$L75:
	li	$3,-32			# 0xffffffffffffffe0
	and	$3,$2,$3
	sltu	$4,$5,$3
	.set	noreorder
	.set	nomacro
	beq	$4,$0,$L76
	addiu	$2,$6,-4
	.set	macro
	.set	reorder

	addiu	$2,$5,4
$L77:
#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,$0,$L77
	addiu	$2,$5,4
	.set	macro
	.set	reorder

	addiu	$2,$6,-4
$L76:
	li	$3,-4			# 0xfffffffffffffffc
	and	$3,$2,$3
	sltu	$4,$5,$3
	beq	$4,$0,$L14
$L60:
#APP
	S32SDI xr1,$5,4
#NO_APP
	sltu	$2,$5,$3
	bne	$2,$0,$L60
$L14:
	andi	$3,$6,0x3
	li	$2,2			# 0x2
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L18
	addiu	$4,$5,4
	.set	macro
	.set	reorder

	li	$2,3			# 0x3
	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L19
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	beq	$3,$2,$L70
$L16:
	lui	$2,%hi(pes_header)
	addiu	$3,$2,%lo(pes_header)
	li	$2,1
	sb	$2,2($3)
	lui	$2,%hi(pes_header)
	sb	$18,3($3)
	sb	$0,%lo(pes_header)($2)
	.set	noreorder
	.set	nomacro
	blez	$17,$L20
	sb	$0,1($3)
	.set	macro
	.set	reorder

	move	$22,$3
	lw	$3,116($sp)
	andi	$2,$20,0x7fff
	andi	$3,$3,0x3
	sll	$2,$2,1
	ori	$2,$2,0x1
	sw	$3,36($sp)
	lw	$3,112($sp)
	sw	$2,32($sp)
	li	$fp,2			# 0x2
	andi	$2,$19,0x3
	.set	noreorder
	.set	nomacro
	beq	$3,$fp,$L71
	sw	$2,40($sp)
	.set	macro
	.set	reorder

$L23:
	sltu	$3,$16,1
	addu	$2,$3,$16
	addu	$2,$2,$19
	addu	$2,$2,$17
	slt	$2,$2,2043
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L78
	subu	$2,$0,$3
	.set	macro
	.set	reorder

$L73:
	move	$18,$17
$L28:
	lw	$2,124($sp)
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L79
	addu	$2,$3,$18
	.set	macro
	.set	reorder

	li	$2,-4			# 0xfffffffffffffffc
	and	$18,$18,$2
	addu	$2,$3,$18
$L79:
	lui	$3,%hi($LC1)
	addiu	$3,$3,%lo($LC1)
	addu	$2,$19,$2
	lw	$4,0($3)
	addu	$2,$16,$2
	sra	$3,$2,8
	sb	$3,4($4)
	.set	noreorder
	.set	nomacro
	beq	$16,$0,$L31
	sb	$2,5($4)
	.set	macro
	.set	reorder

	lw	$2,112($sp)
	.set	noreorder
	.set	nomacro
	beq	$2,$fp,$L33
	li	$2,-127
	.set	macro
	.set	reorder

	li	$12,6			# 0x6
	li	$8,7			# 0x7
	li	$9,8			# 0x8
	li	$10,9			# 0x9
	li	$11,10			# 0xa
	li	$16,11			# 0xb
$L35:
	sll	$2,$21,17
	srl	$4,$20,15
	or	$4,$2,$4
	sll	$6,$21,2
	srl	$2,$20,30
	or	$2,$6,$2
	andi	$4,$4,0x7fff
	lw	$3,32($sp)
	andi	$2,$2,0x7
	sll	$4,$4,1
	ori	$4,$4,0x1
	sll	$2,$2,1
	addu	$12,$12,$22
	ori	$2,$2,0x21
	addu	$8,$8,$22
	addu	$9,$9,$22
	addu	$10,$10,$22
	addu	$11,$11,$22
	sra	$6,$4,8
	sra	$7,$3,8
	sb	$2,0($12)
	sb	$6,0($8)
	sb	$4,0($9)
	sb	$7,0($10)
	sb	$3,0($11)
$L36:
	.set	noreorder
	.set	nomacro
	beq	$19,$0,$L80
	lui	$2,%hi(pes_header)
	.set	macro
	.set	reorder

	sltu	$2,$19,32
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L41
	addu	$4,$16,$22
	.set	macro
	.set	reorder

	andi	$2,$4,0x3
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L41
	lw	$2,36($sp)
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L81
	lw	$5,116($sp)
	.set	macro
	.set	reorder

	li	$2,-32			# 0xffffffffffffffe0
	addiu	$4,$4,-4
	and	$2,$19,$2
	addu	$6,$4,$2
	lw	$2,116($sp)
	sltu	$3,$4,$6
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L45
	addiu	$5,$2,-4
	.set	macro
	.set	reorder

$L61:
#APP
	S32LDI xr1,$5,4
	S32LDI xr2,$5,4
	S32LDI xr3,$5,4
	S32LDI xr4,$5,4
	S32LDI xr5,$5,4
	S32LDI xr6,$5,4
	S32LDI xr7,$5,4
	S32LDI xr8,$5,4
	S32SDI xr1,$4,4
	S32SDI xr2,$4,4
	S32SDI xr3,$4,4
	S32SDI xr4,$4,4
	S32SDI xr5,$4,4
	S32SDI xr6,$4,4
	S32SDI xr7,$4,4
	S32SDI xr8,$4,4
#NO_APP
	sltu	$2,$4,$6
	bne	$2,$0,$L61
$L45:
	andi	$2,$19,0x1c
	addu	$6,$6,$2
	sltu	$3,$4,$6
	.set	noreorder
	.set	nomacro
	beq	$3,$0,$L82
	lw	$3,40($sp)
	.set	macro
	.set	reorder

$L62:
#APP
	S32LDI xr1,$5,4
	S32SDI xr1,$4,4
#NO_APP
	sltu	$2,$4,$6
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L62
	lw	$3,40($sp)
	.set	macro
	.set	reorder

$L82:
	.set	noreorder
	.set	nomacro
	beq	$3,$fp,$L51
	li	$2,3			# 0x3
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	beq	$3,$2,$L52
	li	$2,1			# 0x1
	.set	macro
	.set	reorder

	beq	$3,$2,$L72
$L49:
	addu	$16,$16,$19
$L39:
	lui	$2,%hi(pes_header)
$L80:
	lw	$3,128($sp)
	move	$5,$16
	.set	noreorder
	.set	nomacro
	jal	$3
	addiu	$4,$2,%lo(pes_header)
	.set	macro
	.set	reorder

	lw	$3,128($sp)
	move	$4,$23
	.set	noreorder
	.set	nomacro
	jal	$3
	move	$5,$18
	.set	macro
	.set	reorder

	move	$3,$2
	subu	$17,$17,$2
	lw	$2,124($sp)
	.set	noreorder
	.set	nomacro
	beq	$2,$0,$L53
	slt	$2,$17,4
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L83
	lw	$31,84($sp)
	.set	macro
	.set	reorder

$L53:
	.set	noreorder
	.set	nomacro
	blez	$17,$L55
	addu	$23,$23,$3
	.set	macro
	.set	reorder

	lw	$3,112($sp)
	.set	noreorder
	.set	nomacro
	bne	$3,$fp,$L23
	move	$16,$0
	.set	macro
	.set	reorder

$L71:
	li	$3,3			# 0x3
	addu	$2,$3,$16
	addu	$2,$2,$19
	addu	$2,$2,$17
	slt	$2,$2,2043
	.set	noreorder
	.set	nomacro
	bne	$2,$0,$L73
	subu	$2,$0,$3
	.set	macro
	.set	reorder

$L78:
	subu	$2,$2,$16
	subu	$2,$2,$19
	.set	noreorder
	.set	nomacro
	j	$L28
	addiu	$18,$2,2042
	.set	macro
	.set	reorder

$L20:
	move	$3,$0
$L55:
	lw	$31,84($sp)
$L83:
	lw	$fp,80($sp)
	lw	$23,76($sp)
	lw	$22,72($sp)
	lw	$21,68($sp)
	lw	$20,64($sp)
	lw	$19,60($sp)
	lw	$18,56($sp)
	lw	$17,52($sp)
	lw	$16,48($sp)
	move	$2,$3
	.set	noreorder
	.set	nomacro
	j	$31
	addiu	$sp,$sp,88
	.set	macro
	.set	reorder

$L31:
	lw	$2,112($sp)
	.set	noreorder
	.set	nomacro
	beq	$2,$fp,$L74
	lui	$3,%hi(pes_header)
	.set	macro
	.set	reorder

	li	$2,15
	addiu	$3,$3,%lo(pes_header)
	li	$16,7			# 0x7
	.set	noreorder
	.set	nomacro
	j	$L36
	sb	$2,6($3)
	.set	macro
	.set	reorder

$L41:
	lw	$5,116($sp)
$L81:
	.set	noreorder
	.set	nomacro
	jal	memcpy
	move	$6,$19
	.set	macro
	.set	reorder

	.set	noreorder
	.set	nomacro
	j	$L39
	addu	$16,$16,$19
	.set	macro
	.set	reorder

$L33:
	sb	$16,8($4)
	li	$3,-128
	li	$12,9			# 0x9
	li	$8,10			# 0xa
	li	$9,11			# 0xb
	li	$10,12			# 0xc
	li	$11,13			# 0xd
	li	$16,14			# 0xe
	sb	$2,6($4)
	.set	noreorder
	.set	nomacro
	j	$L35
	sb	$3,7($4)
	.set	macro
	.set	reorder

$L74:
	li	$2,-127
	li	$16,9			# 0x9
	sb	$2,6($4)
	sb	$0,8($4)
	.set	noreorder
	.set	nomacro
	j	$L36
	sb	$0,7($4)
	.set	macro
	.set	reorder

$L51:
	lbu	$2,4($5)
	sb	$2,4($4)
	lbu	$3,5($5)
	.set	noreorder
	.set	nomacro
	j	$L49
	sb	$3,5($4)
	.set	macro
	.set	reorder

$L7:
	lui	$2,%hi(pes_header+2)
	sb	$0,1($4)
	addiu	$4,$2,%lo(pes_header+2)
	lui	$2,%hi(pes_header)
	.set	noreorder
	.set	nomacro
	j	$L5
	sb	$0,%lo(pes_header)($2)
	.set	macro
	.set	reorder

$L18:
	sb	$0,4($5)
	.set	noreorder
	.set	nomacro
	j	$L16
	sb	$0,1($4)
	.set	macro
	.set	reorder

$L52:
	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	$L49
	sb	$2,6($4)
	.set	macro
	.set	reorder

$L19:
	sb	$0,6($5)
	sb	$0,4($5)
	.set	noreorder
	.set	nomacro
	j	$L16
	sb	$0,5($5)
	.set	macro
	.set	reorder

$L8:
	lui	$2,%hi(pes_header+3)
	sb	$0,2($4)
	sb	$0,1($4)
	lui	$3,%hi(pes_header)
	addiu	$4,$2,%lo(pes_header+3)
	.set	noreorder
	.set	nomacro
	j	$L5
	sb	$0,%lo(pes_header)($3)
	.set	macro
	.set	reorder

$L72:
	lbu	$2,4($5)
	.set	noreorder
	.set	nomacro
	j	$L49
	sb	$2,4($4)
	.set	macro
	.set	reorder

$L69:
	lui	$3,%hi(pes_header)
	addiu	$4,$2,%lo(pes_header+1)
	.set	noreorder
	.set	nomacro
	j	$L5
	sb	$0,%lo(pes_header)($3)
	.set	macro
	.set	reorder

$L70:
	.set	noreorder
	.set	nomacro
	j	$L16
	sb	$0,4($5)
	.set	macro
	.set	reorder

	.end	send_mpeg_pes_packet_ll
	.section	.text.send_mpeg_lpcm_packet,"ax",@progbits
	.align	2
	.align	5
	.globl	send_mpeg_lpcm_packet
	.ent	send_mpeg_lpcm_packet
	.type	send_mpeg_lpcm_packet, @function
send_mpeg_lpcm_packet:
	.frame	$sp,64,$31		# vars= 8, regs= 1/0, args= 48, gp= 0
	.mask	0x80000000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-64
	li	$3,7
	sb	$3,49($sp)
	li	$2,-96
	li	$3,12
	sb	$2,48($sp)
	sb	$3,52($sp)
	li	$2,4
	lw	$3,84($sp)
	lw	$8,88($sp)
	sb	$2,51($sp)
	lw	$2,80($sp)
	sw	$3,20($sp)
	li	$3,7			# 0x7
	sw	$2,16($sp)
	sw	$3,32($sp)
	addiu	$2,$sp,48
	lw	$3,92($sp)
	li	$7,-128
	sll	$8,$8,4
	sb	$7,54($sp)
	sw	$2,28($sp)
	ori	$8,$8,0x1
	li	$7,2			# 0x2
	li	$2,1			# 0x1
	li	$6,189			# 0xbd
	sw	$31,56($sp)
	sb	$8,53($sp)
	sw	$7,24($sp)
	sw	$2,36($sp)
	sw	$3,40($sp)
	jal	send_mpeg_pes_packet_ll
	sb	$0,50($sp)

	lw	$31,56($sp)
	j	$31
	addiu	$sp,$sp,64

	.set	macro
	.set	reorder
	.end	send_mpeg_lpcm_packet
	.section	.text.send_mpeg_pes_packet,"ax",@progbits
	.align	2
	.align	5
	.globl	send_mpeg_pes_packet
	.ent	send_mpeg_pes_packet
	.type	send_mpeg_pes_packet, @function
send_mpeg_pes_packet:
	.frame	$sp,56,$31		# vars= 0, regs= 1/0, args= 48, gp= 0
	.mask	0x80000000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-56
	lw	$2,72($sp)
	lw	$3,76($sp)
	sw	$2,16($sp)
	lw	$7,80($sp)
	lw	$2,84($sp)
	sw	$31,48($sp)
	sw	$3,20($sp)
	sw	$7,24($sp)
	sw	$2,40($sp)
	sw	$0,28($sp)
	sw	$0,32($sp)
	jal	send_mpeg_pes_packet_ll
	sw	$0,36($sp)

	lw	$31,48($sp)
	j	$31
	addiu	$sp,$sp,56

	.set	macro
	.set	reorder
	.end	send_mpeg_pes_packet
	.section	.text.send_mpeg_ps_packet,"ax",@progbits
	.align	2
	.align	5
	.globl	send_mpeg_ps_packet
	.ent	send_mpeg_ps_packet
	.type	send_mpeg_ps_packet, @function
send_mpeg_ps_packet:
	.frame	$sp,72,$31		# vars= 0, regs= 6/0, args= 48, gp= 0
	.mask	0x801f0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-72
	sw	$20,64($sp)
	lw	$20,96($sp)
	sw	$19,60($sp)
	li	$2,2			# 0x2
	move	$19,$4
	lui	$4,%hi(ps2_header)
	sw	$18,56($sp)
	sw	$17,52($sp)
	sw	$16,48($sp)
	move	$18,$5
	sw	$31,68($sp)
	addiu	$4,$4,%lo(ps2_header)
	li	$5,14			# 0xe
	move	$17,$6
	beq	$20,$2,$L93
	lw	$16,100($sp)

	lui	$4,%hi(ps1_header)
	addiu	$4,$4,%lo(ps1_header)
	li	$5,12			# 0xc
$L93:
	jal	$16
	nop

	lw	$2,88($sp)
	lw	$3,92($sp)
	move	$4,$19
	move	$5,$18
	move	$6,$17
	sw	$20,24($sp)
	sw	$16,40($sp)
	sw	$2,16($sp)
	sw	$3,20($sp)
	sw	$0,28($sp)
	sw	$0,32($sp)
	jal	send_mpeg_pes_packet_ll
	sw	$0,36($sp)

	lw	$31,68($sp)
	lw	$20,64($sp)
	lw	$19,60($sp)
	lw	$18,56($sp)
	lw	$17,52($sp)
	lw	$16,48($sp)
	j	$31
	addiu	$sp,$sp,72

	.set	macro
	.set	reorder
	.end	send_mpeg_ps_packet
	.data
	.align	2
	.type	ps2_header, @object
	.size	ps2_header, 14
ps2_header:
	.byte	0
	.byte	0
	.byte	1
	.byte	-70
	.byte	68
	.byte	0
	.byte	4
	.byte	0
	.byte	4
	.byte	1
	.byte	1
	.byte	-122
	.byte	-93
	.byte	-8
	.align	2
	.type	ps1_header, @object
	.size	ps1_header, 12
ps1_header:
	.byte	0
	.byte	0
	.byte	1
	.byte	-70
	.byte	33
	.byte	0
	.byte	-71
	.byte	55
	.byte	-125
	.byte	-128
	.byte	-61
	.byte	81
	.local	pes_header
	.comm	pes_header,2048,4
	.ident	"GCC: (GNU) 4.1.2"