vd_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 250 行

	.file	1 "vd_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
	
	li	$2,-1			# 0xffffffffffffffff
	j	$31
	sw	$7,12($sp)

	.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.init,"ax",@progbits
	.align	2
	.align	5
	.ent	init
	.type	init, @function
init:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	li	$7,1297088512			# 0x4d500000
	lw	$6,260($4)
	lw	$5,256($4)
	j	mpcodecs_config_vo
	ori	$7,$7,0x4553

	.set	macro
	.set	reorder
	.end	init
	.globl	__nesf2
	.globl	__extendsfdf2
	.globl	__muldf3
	.globl	__fixdfsi
	.section	.rodata.cst8,"aM",@progbits,8
	.align	3
$LC0:
	.word	0
	.word	1089861888
	.section	.text.decode,"ax",@progbits
	.align	2
	.align	5
	.ent	decode
	.type	decode, @function
decode:
	.frame	$sp,136,$31		# vars= 72, regs= 9/0, args= 24, gp= 0
	.mask	0x80ff0000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-136
	slt	$2,$6,11
	sw	$20,112($sp)
	sw	$19,108($sp)
	sw	$18,104($sp)
	sw	$31,128($sp)
	sw	$23,124($sp)
	sw	$22,120($sp)
	sw	$21,116($sp)
	sw	$17,100($sp)
	sw	$16,96($sp)
	move	$20,$6
	move	$18,$4
	bne	$2,$0,$L8
	move	$19,$5

	lbu	$2,0($5)
	beq	$2,$0,$L21
	nop

$L8:
	lw	$7,256($18)
$L23:
	lw	$2,260($18)
	move	$5,$0
	move	$6,$0
	move	$4,$18
	jal	mpcodecs_get_image
	sw	$2,16($sp)

	move	$17,$2
	lui	$2,%hi(packet.4157)
	addiu	$16,$2,%lo(packet.4157)
	lw	$4,20($18)
	sw	$20,4($16)
	jal	__extendsfdf2
	sw	$19,%lo(packet.4157)($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	$4,$2
	jal	__fixdfsi
	move	$5,$3

	sw	$2,12($16)
	li	$2,480			# 0x1e0
	sw	$2,8($16)
	sw	$16,32($17)
	move	$2,$17
$L25:
	lw	$31,128($sp)
	lw	$23,124($sp)
	lw	$22,120($sp)
	lw	$21,116($sp)
	lw	$20,112($sp)
	lw	$19,108($sp)
	lw	$18,104($sp)
	lw	$17,100($sp)
	lw	$16,96($sp)
	j	$31
	addiu	$sp,$sp,136

$L21:
	lbu	$2,1($5)
	bne	$2,$0,$L8
	li	$2,1			# 0x1

	lbu	$3,2($5)
	bne	$3,$2,$L8
	li	$2,179			# 0xb3

	lbu	$3,3($5)
	bne	$3,$2,$L8
	addiu	$16,$sp,24

	addiu	$5,$5,4
	move	$4,$16
	lw	$17,244($18)
	lw	$22,256($18)
	jal	mp_header_process_sequence_header
	lw	$23,260($18)

	jal	mpeg12_aspect_info
	move	$4,$16

	lw	$21,28($sp)
	lw	$16,32($sp)
	sw	$2,244($18)
	sw	$21,256($18)
	sw	$16,260($18)
	move	$4,$17
	jal	__nesf2
	move	$5,$2

	bne	$2,$0,$L24
	li	$7,1297088512			# 0x4d500000

	beq	$22,$21,$L22
	nop

$L14:
	li	$7,1297088512			# 0x4d500000
$L24:
	lw	$5,256($18)
	move	$6,$16
	ori	$7,$7,0x4553
	jal	mpcodecs_config_vo
	move	$4,$18

	bne	$2,$0,$L8
	move	$17,$0

	j	$L25
	move	$2,$17

$L22:
	bne	$23,$16,$L14
	nop

	j	$L23
	lw	$7,256($18)

	.set	macro
	.set	reorder
	.end	decode
	.globl	mpcodecs_vd_mpegpes
	.data
	.align	2
	.type	mpcodecs_vd_mpegpes, @object
	.size	mpcodecs_vd_mpegpes, 20
mpcodecs_vd_mpegpes:
	.word	info
	.word	init
	.word	uninit
	.word	control
	.word	decode
	.local	packet.4157
	.comm	packet.4157,16,4
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC1:
	.ascii	"MPEG 1/2 Video passthrough\000"
	.align	2
$LC2:
	.ascii	"mpegpes\000"
	.align	2
$LC3:
	.ascii	"A'rpi\000"
	.align	2
$LC4:
	.ascii	"for hw decoders\000"
	.data
	.align	2
	.type	info, @object
	.size	info, 20
info:
	.word	$LC1
	.word	$LC2
	.word	$LC3
	.word	$LC3
	.word	$LC4
	.ident	"GCC: (GNU) 4.1.2"