h261dec.mid

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	.file	1 "h261dec.c"
	.section .mdebug.abi32
	.previous
	.section	.text.h261_init,"ax",@progbits
	.align	2
	.align	5
	.globl	h261_init
	.ent	h261_init
	.type	h261_init, @function
h261_init:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	lui	$2,%hi(done)
	j	$31
	sw	$0,%lo(done)($2)

	.set	macro
	.set	reorder
	.end	h261_init
	.section	.text.decode_mv_component,"ax",@progbits
	.align	2
	.align	5
	.ent	decode_mv_component
	.type	decode_mv_component, @function
decode_mv_component:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	lw	$11,8($4)
	lw	$12,0($4)
	move	$14,$4
	sra	$4,$11,3
	addu	$4,$12,$4
	lbu	$3,0($4)
	lbu	$6,1($4)
	lbu	$7,3($4)
	lbu	$2,2($4)
	sll	$3,$3,24
	sll	$6,$6,16
	or	$3,$3,$6
	or	$3,$3,$7
	sll	$2,$2,8
	or	$2,$2,$3
	andi	$4,$11,0x7
	sll	$2,$2,$4
	lui	$3,%hi(h261_mv_vlc+4)
	lw	$13,%lo(h261_mv_vlc+4)($3)
	srl	$2,$2,25
	sll	$2,$2,2
	addu	$2,$13,$2
	lh	$10,2($2)
	move	$8,$5
	bltz	$10,$L16
	lh	$9,0($2)

$L4:
	addu	$4,$11,$10
	sll	$3,$9,2
	bltz	$9,$L6
	sw	$4,8($14)

	sra	$2,$4,3
	addu	$5,$12,$2
	lui	$2,%hi(mvmap)
	addiu	$2,$2,%lo(mvmap)
	addu	$2,$3,$2
	lw	$3,0($2)
	andi	$7,$4,0x7
	subu	$6,$0,$3
	bne	$3,$0,$L17
	addiu	$4,$4,1

	addu	$8,$8,$3
	slt	$2,$8,-15
	slt	$4,$8,16
	bne	$2,$0,$L18
	addiu	$3,$8,-32

$L11:
	movz	$8,$3,$4
$L6:
	j	$31
	move	$2,$8

$L18:
	addiu	$8,$8,32
$L19:
	j	$31
	move	$2,$8

$L17:
	lbu	$2,0($5)
	sw	$4,8($14)
	sll	$2,$2,$7
	andi	$2,$2,0x00ff
	srl	$2,$2,7
	movz	$3,$6,$2
	addu	$8,$8,$3
	slt	$2,$8,-15
	slt	$4,$8,16
	beq	$2,$0,$L11
	addiu	$3,$8,-32

	j	$L19
	addiu	$8,$8,32

$L16:
	addiu	$11,$11,7
	sra	$4,$11,3
	addu	$4,$12,$4
	lbu	$3,0($4)
	lbu	$5,1($4)
	lbu	$6,3($4)
	sll	$3,$3,24
	sll	$5,$5,16
	lbu	$2,2($4)
	or	$3,$3,$5
	or	$3,$3,$6
	sll	$2,$2,8
	andi	$7,$11,0x7
	or	$2,$2,$3
	sll	$2,$2,$7
	srl	$2,$2,$10
	addu	$2,$2,$9
	sll	$2,$2,2
	addu	$2,$13,$2
	lh	$10,2($2)
	j	$L4
	lh	$9,0($2)

	.set	macro
	.set	reorder
	.end	decode_mv_component
	.section	.text.h261_decode_end,"ax",@progbits
	.align	2
	.align	5
	.ent	h261_decode_end
	.type	h261_decode_end, @function
h261_decode_end:
	.frame	$sp,24,$31		# vars= 0, regs= 1/0, args= 16, gp= 0
	.mask	0x80000000,-8
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-24
	sw	$31,16($sp)
	jal	MPV_common_end
	lw	$4,136($4)

	lw	$31,16($sp)
	move	$2,$0
	j	$31
	addiu	$sp,$sp,24

	.set	macro
	.set	reorder
	.end	h261_decode_end
	.section	.text.h261_decode_mb_skipped,"ax",@progbits
	.align	2
	.align	5
	.ent	h261_decode_mb_skipped
	.type	h261_decode_mb_skipped, @function
h261_decode_mb_skipped:
	.frame	$sp,56,$31		# vars= 0, regs= 10/0, args= 16, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-56
	slt	$2,$5,$6
	sw	$22,40($sp)
	sw	$18,24($sp)
	sw	$31,52($sp)
	sw	$fp,48($sp)
	sw	$23,44($sp)
	sw	$21,36($sp)
	sw	$20,32($sp)
	sw	$19,28($sp)
	sw	$17,20($sp)
	sw	$16,16($sp)
	move	$22,$5
	move	$18,$4
	beq	$2,$0,$L23
	sw	$0,6180($4)

	move	$19,$5
	subu	$23,$6,$5
	li	$21,-1			# 0xffffffffffffffff
	j	$L25
	li	$fp,1			# 0x1

$L26:
	sll	$2,$6,2
	sll	$16,$6,4
	subu	$16,$16,$2
	subu	$16,$16,$6
	addu	$16,$16,$7
	lw	$17,152($18)
	sw	$20,6172($18)
	jal	ff_init_block_index
	sw	$16,6168($18)

	mul	$2,$20,$17
	lw	$3,0($18)
	lw	$4,6188($18)
	lw	$10,664($3)
	lw	$5,6192($18)
	lw	$6,6196($18)
	lw	$7,6200($18)
	lw	$8,6204($18)
	lw	$9,6208($18)
	addu	$17,$2,$16
	lw	$2,1568($18)
	addiu	$4,$4,2
	sll	$17,$17,2
	li	$3,8			# 0x8
	sra	$3,$3,$10
	sw	$4,6188($18)
	addu	$17,$17,$2
	lw	$4,6236($18)
	addiu	$5,$5,2
	addiu	$6,$6,2
	addiu	$7,$7,2
	addiu	$8,$8,1
	addiu	$9,$9,1
	li	$2,14344			# 0x3808
	sw	$5,6192($18)
	sw	$6,6196($18)
	sw	$7,6200($18)
	sw	$8,6204($18)
	sw	$9,6208($18)
	lw	$5,6240($18)
	lw	$6,6244($18)
	sw	$21,6856($18)
	sw	$21,6860($18)
	sw	$21,6864($18)
	sw	$21,6868($18)
	sw	$21,6872($18)
	sw	$21,6876($18)
	sw	$fp,5436($18)
	sw	$0,5440($18)
	sw	$2,0($17)
	sll	$2,$3,1
	addu	$4,$4,$2
	lw	$7,8716($18)
	li	$2,-8454144			# 0xffffffffff7f0000
	ori	$2,$2,0xffff
	addu	$5,$5,$3
	addu	$6,$6,$3
	and	$7,$7,$2
	sw	$4,6236($18)
	sw	$5,6240($18)
	sw	$6,6244($18)
	sw	$0,5444($18)
	sw	$0,5448($18)
	sw	$fp,2016($18)
	lw	$5,8636($18)
	sw	$7,8716($18)
	jal	MPV_decode_mb
	move	$4,$18

	addu	$2,$23,$22
	beq	$19,$2,$L29
	lw	$31,52($sp)

$L25:
	li	$2,780861440			# 0x2e8b0000
	ori	$2,$2,0xa2e9
	mult	$19,$2
	lw	$6,8728($18)
	mfhi	$5
	sra	$2,$19,31
	sra	$5,$5,1
	subu	$5,$5,$2
	addiu	$6,$6,-1
	sll	$3,$5,2
	sll	$2,$5,4
	subu	$2,$2,$3
	srl	$3,$6,31
	addu	$3,$3,$6
	subu	$2,$2,$5
	sra	$3,$3,1
	subu	$7,$19,$2
	sll	$2,$3,1
	addu	$2,$2,$3
	addu	$20,$2,$5
	li	$2,-2147483648			# 0xffffffff80000000
	ori	$2,$2,0x1
	and	$6,$6,$2
	move	$4,$18
	bgez	$6,$L26
	addiu	$19,$19,1

	addiu	$6,$6,-1
	li	$2,-2			# 0xfffffffffffffffe
	or	$6,$6,$2
	j	$L26
	addiu	$6,$6,1

$L23:
	lw	$31,52($sp)
$L29:
	lw	$fp,48($sp)
	lw	$23,44($sp)
	lw	$22,40($sp)
	lw	$21,36($sp)
	lw	$20,32($sp)
	lw	$19,28($sp)
	lw	$18,24($sp)
	lw	$17,20($sp)
	lw	$16,16($sp)
	move	$2,$0
	j	$31
	addiu	$sp,$sp,56

	.set	macro
	.set	reorder
	.end	h261_decode_mb_skipped
	.section	.text.h261_decode_init,"ax",@progbits
	.align	2
	.align	5
	.ent	h261_decode_init
	.type	h261_decode_init, @function
h261_decode_init:
	.frame	$sp,72,$31		# vars= 0, regs= 4/0, args= 56, gp= 0
	.mask	0x80070000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	addiu	$sp,$sp,-72
	sw	$18,64($sp)
	sw	$16,56($sp)
	sw	$31,68($sp)
	sw	$17,60($sp)
	lw	$17,136($4)
	move	$16,$4
	jal	MPV_decode_defaults
	move	$4,$17

	lw	$4,132($16)
	lw	$2,668($16)
	lw	$3,8($4)
	sw	$2,4($17)
	sw	$3,44($17)
	lui	$8,%hi(done.7398)
	lw	$3,8($4)
	lw	$2,672($16)
	lw	$4,%lo(done.7398)($8)
	li	$18,1			# 0x1
	sw	$2,8($17)
	sw	$0,52($16)
	sw	$3,44($17)
	sw	$16,0($17)
	sw	$18,24($17)
	bne	$4,$0,$L31
	sw	$18,8240($17)

	lui	$4,%hi(h261_mba_vlc)
	lui	$7,%hi(h261_mba_bits)
	lui	$2,%hi(h261_mba_code)
	addiu	$4,$4,%lo(h261_mba_vlc)
	addiu	$7,$7,%lo(h261_mba_bits)
	li	$5,9			# 0x9
	li	$6,35			# 0x23
	addiu	$2,$2,%lo(h261_mba_code)
	sw	$18,%lo(done.7398)($8)
	sw	$2,24($sp)
	sw	$18,16($sp)
	sw	$18,20($sp)
	sw	$18,28($sp)
	sw	$18,32($sp)
	sw	$0,36($sp)
	sw	$0,40($sp)
	sw	$0,44($sp)
	jal	init_vlc_sparse
	sw	$18,48($sp)

	lui	$4,%hi(h261_mtype_vlc)
	lui	$7,%hi(h261_mtype_bits)
	lui	$2,%hi(h261_mtype_code)
	addiu	$4,$4,%lo(h261_mtype_vlc)
	addiu	$7,$7,%lo(h261_mtype_bits)
	li	$5,6			# 0x6
	li	$6,10			# 0xa
	addiu	$2,$2,%lo(h261_mtype_code)
	sw	$2,24($sp)
	sw	$18,16($sp)
	sw	$18,20($sp)
	sw	$18,28($sp)
	sw	$18,32($sp)
	sw	$0,36($sp)
	sw	$0,40($sp)
	sw	$0,44($sp)
	jal	init_vlc_sparse
	sw	$18,48($sp)

	lui	$3,%hi(h261_mv_tab)
	addiu	$3,$3,%lo(h261_mv_tab)
	lui	$4,%hi(h261_mv_vlc)
	li	$16,2			# 0x2
	addiu	$7,$3,1
	addiu	$4,$4,%lo(h261_mv_vlc)
	li	$5,7			# 0x7
	li	$6,17			# 0x11
	sw	$16,16($sp)
	sw	$3,24($sp)
	sw	$16,28($sp)
	sw	$18,20($sp)
	sw	$18,32($sp)
	sw	$0,36($sp)
	sw	$0,40($sp)
	sw	$0,44($sp)
	jal	init_vlc_sparse
	sw	$18,48($sp)

	lui	$3,%hi(h261_cbp_tab)
	addiu	$3,$3,%lo(h261_cbp_tab)
	lui	$4,%hi(h261_cbp_vlc)
	addiu	$4,$4,%lo(h261_cbp_vlc)
	addiu	$7,$3,1
	li	$5,9			# 0x9
	li	$6,63			# 0x3f
	sw	$16,28($sp)
	sw	$16,16($sp)
	sw	$3,24($sp)
	lui	$16,%hi(h261_rl_tcoeff)
	sw	$18,48($sp)
	sw	$18,20($sp)
	sw	$18,32($sp)
	sw	$0,36($sp)
	sw	$0,40($sp)
	jal	init_vlc_sparse
	sw	$0,44($sp)

	lui	$5,%hi(ff_h261_rl_table_store)
	addiu	$5,$5,%lo(ff_h261_rl_table_store)
	jal	init_rl
	addiu	$4,$16,%lo(h261_rl_tcoeff)

	addiu	$4,$16,%lo(h261_rl_tcoeff)
	jal	init_vlc_rl
	li	$5,1			# 0x1

$L31:
	sw	$0,8732($17)
	lw	$31,68($sp)
	lw	$18,64($sp)
	lw	$17,60($sp)
	lw	$16,56($sp)
	move	$2,$0
	j	$31
	addiu	$sp,$sp,72

	.set	macro
	.set	reorder
	.end	h261_decode_init
	.section	.text.h261_decode_gob_header,"ax",@progbits
	.align	2
	.align	5
	.ent	h261_decode_gob_header
	.type	h261_decode_gob_header, @function
h261_decode_gob_header:
	.frame	$sp,0,$31		# vars= 0, regs= 0/0, args= 0, gp= 0
	.mask	0x00000000,0
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
	lw	$2,8732($4)
	beq	$2,$0,$L52
	move	$9,$4

	lw	$10,8448($4)
	addiu	$8,$4,8448
$L35:
	sw	$0,8732($9)
	lw	$6,8($8)
	sra	$4,$6,3
	addu	$4,$4,$10
	lbu	$3,0($4)
	lbu	$5,1($4)
	lbu	$7,3($4)
	lbu	$2,2($4)
	sll	$5,$5,16
	sll	$3,$3,24
	or	$3,$3,$5
	or	$3,$3,$7
	sll	$2,$2,8
	andi	$4,$6,0x7
	or	$2,$2,$3
	sll	$2,$2,$4
	srl	$2,$2,28
	addiu	$6,$6,4
	sw	$6,8($8)
	sw	$2,8728($9)
	lw	$6,8($8)
	sra	$4,$6,3
	addu	$4,$4,$10
	lbu	$3,0($4)
	lbu	$5,1($4)
	lbu	$7,3($4)
	lbu	$2,2($4)
	sll	$3,$3,24
	sll	$5,$5,16
	or	$3,$3,$5
	addiu	$4,$6,5
	or	$3,$3,$7
	sll	$2,$2,8
	sw	$4,8($8)
	or	$2,$2,$3
	andi	$6,$6,0x7
	sll	$2,$2,$6
	lw	$4,148($9)
	srl	$2,$2,27
	li	$3,18			# 0x12
	beq	$4,$3,$L53
	sw	$2,2056($9)

	lw	$3,8728($9)
	li	$2,1			# 0x1
	beq	$3,$2,$L41
	li	$2,3			# 0x3

	bne	$3,$2,$L54
	li	$2,5			# 0x5

$L41:
	lw	$5,8($8)
	lw	$6,0($8)
	sra	$2,$5,3
	addu	$2,$2,$6
	lbu	$3,0($2)
	andi	$4,$5,0x7
	sll	$3,$3,$4
	andi	$3,$3,0x00ff
	addiu	$5,$5,1
	srl	$3,$3,7
	beq	$3,$0,$L44
	sw	$5,8($8)

$L50:
	addiu	$4,$5,8
	sra	$3,$4,3
	sw	$4,8($8)
	addu	$3,$6,$3
	lbu	$2,0($3)
	andi	$4,$4,0x7
	sll	$2,$2,$4
	andi	$2,$2,0x00ff
	addiu	$5,$5,9
	srl	$2,$2,7
	bne	$2,$0,$L50
	sw	$5,8($8)

$L44:
	lw	$2,2056($9)
	beq	$2,$0,$L37
	nop

	move	$2,$0
	sw	$0,8712($9)
	j	$31
	sw	$0,8704($9)

$L54:
	beq	$3,$2,$L41
	nop

$L37:
	j	$31
	li	$2,-1			# 0xffffffffffffffff

$L52:
	addiu	$8,$4,8448
	lw	$7,8($8)
	lw	$10,8448($4)
	sra	$4,$7,3
	addu	$4,$4,$10
	lbu	$3,0($4)
	lbu	$5,1($4)
	lbu	$6,3($4)
	lbu	$2,2($4)
	sll	$3,$3,24
	sll	$5,$5,16
	or	$3,$3,$5
	or	$3,$3,$6
	sll	$2,$2,8
	or	$2,$2,$3
	andi	$4,$7,0x7
	sll	$2,$2,$4
	srl	$2,$2,17
	bne	$2,$0,$L37
	nop

	addiu	$2,$7,16
	j	$L35
	sw	$2,8($8)

$L53:
	lw	$2,8728($9)
	addiu	$2,$2,-1
	sltu	$2,$2,12
	bne	$2,$0,$L41
	nop

	j	$L37
	nop

	.set	macro
	.set	reorder
	.end	h261_decode_gob_header
	.section	.rodata.str1.4,"aMS",@progbits,1
	.align	2
$LC0:
	.ascii	"Bad picture start code\012\000"
	.align	2
$LC1:
	.ascii	"header damaged\012\000"
	.align	2
$LC2:
	.ascii	"illegal mba at %d %d\012\000"
	.align	2
$LC3:
	.ascii	"illegal dc %d at %d %d\012\000"
	.align	2
$LC4:
	.ascii	"illegal ac vlc code at %dx%d\012\000"
	.align	2
$LC5:
	.ascii	"run overflow at %dx%d\012\000"
	.align	2
$LC6:
	.ascii	"Error at MB: %d\012\000"
	.section	.text.h261_decode_frame,"ax",@progbits
	.align	2
	.align	5
	.ent	h261_decode_frame
	.type	h261_decode_frame, @function
h261_decode_frame:
	.frame	$sp,112,$31		# vars= 48, regs= 10/0, args= 24, gp= 0
	.mask	0xc0ff0000,-4
	.fmask	0x00000000,0
	.set	noreorder
	.set	nomacro
	
$L56:
	addiu	$sp,$sp,-112
	sw	$fp,104($sp)
	sw	$23,100($sp)
	sw	$22,96($sp)
	sw	$21,92($sp)
	sw	$20,88($sp)
	sw	$19,84($sp)
	sw	$18,80($sp)
	sw	$17,76($sp)
	sw	$31,108($sp)
	sw	$16,72($sp)
	lw	$16,136($4)
	lw	$2,12($4)
	lw	$21,128($sp)
	sw	$2,56($16)
	lw	$3,604($4)
	sll	$18,$21,3
	sra	$20,$18,3
	move	$19,$4
	sw	$3,60($16)
	move	$23,$5
	move	$fp,$6
	move	$22,$7
	sw	$0,8732($16)
	bltz	$20,$L57
	addiu	$17,$16,8448

$L225:
	bltz	$18,$L237
	move	$3,$0

	move	$3,$22
	addu	$4,$22,$20
	move	$2,$18
$L60:
	sw	$2,12($17)
	sw	$0,8($17)
	lw	$2,112($16)
	sw	$3,0($17)
	beq	$2,$0,$L223
	sw	$4,4($17)

$L61:
	lw	$2,1880($16)
	beq	$2,$0,$L64
	nop

	lw	$2,0($2)
	beq	$2,$0,$L66
	nop

$L64:
	move	$4,$16
	jal	ff_find_unused_picture
	move	$5,$0

	sll	$3,$2,5
	sll	$2,$2,3
	subu	$3,$3,$2
	sll	$4,$3,4
	lw	$2,184($16)
	addu	$3,$3,$4
	addu	$2,$2,$3
	sw	$2,1880($16)
$L66:
	lw	$3,8460($16)
	lw	$12,8($17)
	subu	$7,$3,$12
	slt	$2,$7,25
	bne	$2,$0,$L67
	li	$2,983040			# 0xf0000

	lw	$14,0($17)
	ori	$13,$2,0xffff
	move	$8,$0
	li	$10,16			# 0x10
	j	$L69
	li	$11,24			# 0x18

$L224:
	beq	$7,$11,$L67
	nop

$L69:
	sra	$4,$12,3
	addu	$4,$4,$14
	lbu	$3,0($4)
	lbu	$5,1($4)
	lbu	$6,3($4)
	lbu	$2,2($4)
	sll	$3,$3,24
	sll	$5,$5,16
	or	$3,$3,$5
	or	$3,$3,$6
	sll	$2,$2,8
	or	$2,$2,$3
	andi	$4,$12,0x7
	sll	$2,$2,$4
	sll	$3,$8,1
	srl	$2,$2,31
	or	$3,$3,$2
	move	$9,$12
	and	$8,$3,$13
	addiu	$12,$12,1
	addiu	$7,$7,-1
	bne	$8,$10,$L224
	sw	$12,8($17)

	sra	$4,$12,3
	addu	$4,$4,$14
	lbu	$2,0($4)
	lbu	$5,1($4)
	lbu	$6,3($4)
	lbu	$3,2($4)
	sll	$5,$5,16
	sll	$2,$2,24
	or	$2,$2,$5
	addiu	$4,$9,6
	or	$2,$2,$6
	sw	$4,8($17)
	sll	$3,$3,8
	or	$3,$3,$2
	andi	$4,$12,0x7
	lw	$6,124($16)
	sll	$3,$3,$4
	srl	$3,$3,27
	andi	$2,$6,0x1f
	slt	$2,$3,$2
	beq	$2,$0,$L74
	move	$5,$3

	addiu	$5,$3,32
$L74:
	li	$2,-32			# 0xffffffffffffffe0
	and	$2,$6,$2
	lw	$4,0($16)
	addu	$2,$5,$2
	sw	$2,124($16)
	li	$3,1001			# 0x3e9
	li	$2,30000			# 0x7530
	sw	$2,36($4)
	sw	$3,32($4)
	lw	$5,8($17)
	lw	$3,124($16)
	addiu	$12,$5,3
	sra	$2,$3,31
	sra	$4,$12,3
	sw	$12,8($17)
	sw	$3,1520($16)
	sw	$2,1524($16)
	addu	$4,$14,$4
	lbu	$2,0($4)
	andi	$3,$12,0x7
	sll	$2,$2,$3
	andi	$2,$2,0x00ff
	addiu	$12,$5,4
	srl	$2,$2,7
	bne	$2,$0,$L75
	sw	$12,8($17)

	li	$2,176			# 0xb0
	li	$3,144			# 0x90
	sw	$2,4($16)
	sw	$3,8($16)
	li	$2,11			# 0xb
	li	$3,9			# 0x9
	sw	$2,144($16)
	sw	$3,148($16)
$L77:
	mul	$2,$2,$3
	sw	$2,172($16)
	lw	$5,8($17)
	addiu	$12,$5,2
	sra	$3,$12,3
	sw	$12,8($17)
	addu	$3,$14,$3
	lbu	$2,0($3)
	andi	$4,$12,0x7
	sll	$2,$2,$4
	andi	$2,$2,0x00ff
	addiu	$12,$5,3
	srl	$2,$2,7
	sw	$12,8($17)
	beq	$2,$0,$L78
	move	$6,$12

$L205:
	addiu	$12,$12,8
	sra	$2,$12,3
	sw	$12,8($17)
	addu	$2,$14,$2
	lbu	$3,0($2)
	andi	$4,$12,0x7
	sll	$3,$3,$4
	andi	$3,$3,0x00ff
	addiu	$12,$6,9
	srl	$3,$3,7
	sw	$12,8($17)
	bne	$3,$0,$L205
	move	$6,$12

$L78: