asfheader.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 4,676 行 · 第 1/5 页

move	$5,$2
.set	noreorder
.set	nomacro
blez	$19,$L115
sw	$2,36($17)
.set	macro
.set	reorder

$L146:
lw	$3,40($17)
subu	$2,$3,$5
.set	noreorder
.set	nomacro
bne	$2,$0,$L144
addu	$18,$18,$16
.set	macro
.set	reorder

$L112:
.set	noreorder
.set	nomacro
jal	stream_fill_buffer
move	$4,$17
.set	macro
.set	reorder

beq	$2,$0,$L115
lw	$3,40($17)
lw	$5,36($17)
sltu	$2,$3,$5
.set	noreorder
.set	nomacro
beq	$2,$0,$L117
subu	$16,$3,$5
.set	macro
.set	reorder

lui	$6,%hi($LC2)
$L149:
li	$5,2			# 0x2
addiu	$6,$6,%lo($LC2)
.set	noreorder
.set	nomacro
jal	mp_msg
li	$4,7			# 0x7
.set	macro
.set	reorder

slt	$2,$19,$16
lw	$5,36($17)
movn	$16,$19,$2
lw	$3,80($17)
sltu	$2,$16,32
.set	noreorder
.set	nomacro
beq	$2,$0,$L145
addu	$5,$3,$5
.set	macro
.set	reorder

$L119:
move	$4,$18
$L150:
.set	noreorder
.set	nomacro
jal	memcpy
move	$6,$16
.set	macro
.set	reorder

lw	$5,36($17)
subu	$19,$19,$16
addu	$2,$5,$16
move	$5,$2
.set	noreorder
.set	nomacro
bgtz	$19,$L146
sw	$2,36($17)
.set	macro
.set	reorder

$L115:
addiu	$4,$sp,16
move	$5,$20
.set	noreorder
.set	nomacro
jal	memcmp
li	$6,16			# 0x10
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
bne	$2,$0,$L147
li	$5,6			# 0x6
.set	macro
.set	reorder

lw	$7,24($20)
sltu	$2,$7,257
beq	$2,$0,$L148
sw	$20,2248($21)
li	$2,6			# 0x6
$L134:
lw	$31,56($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)
.set	noreorder
.set	nomacro
j	$31
addiu	$sp,$sp,64
.set	macro
.set	reorder

$L129:
lbu	$2,4($5)
sb	$2,4($4)
lbu	$3,5($5)
.set	noreorder
.set	nomacro
j	$L127
sb	$3,5($4)
.set	macro
.set	reorder

$L147:
lui	$6,%hi($LC3)
addiu	$6,$6,%lo($LC3)
.set	noreorder
.set	nomacro
jal	mp_msg
li	$4,8			# 0x8
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
jal	uc_free
move	$4,$20
.set	macro
.set	reorder

lw	$31,56($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)
move	$2,$0
.set	noreorder
.set	nomacro
j	$31
addiu	$sp,$sp,64
.set	macro
.set	reorder

$L130:
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	$L127
sb	$2,6($4)
.set	macro
.set	reorder

$L143:
lbu	$2,4($5)
.set	noreorder
.set	nomacro
j	$L127
sb	$2,4($4)
.set	macro
.set	reorder

$L148:
lui	$6,%hi($LC4)
addiu	$6,$6,%lo($LC4)
.set	noreorder
.set	nomacro
jal	mp_msg
li	$4,8			# 0x8
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
jal	uc_free
move	$4,$20
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
j	$L134
move	$2,$0
.set	macro
.set	reorder

.end	asf_check_header
.section	.rodata.str1.4
.align	2
$LC5:
.ascii	"Header size is too small.\012\000"
.align	2
$LC6:
.ascii	"FATAL: header size bigger than 1 MB (%d)!\012Please cont"
.ascii	"act MPlayer authors, and upload/send this file.\012\000"
.align	2
$LC7:
.ascii	"Could not allocate %d bytes for header.\012\000"
.align	2
$LC8:
.ascii	"EOF while reading ASF header, broken/incomplete file?\012"
.ascii	"\000"
.align	2
$LC9:
.ascii	"DRM Key ID: %s\012\000"
.align	2
$LC10:
.ascii	"DRM License URL: %s\012\000"
.align	2
$LC11:
.ascii	"This file has been encumbered with DRM encryption, it wi"
.ascii	"ll not play in MPlayer!\012\000"
.align	2
$LC12:
.ascii	"read_asf_header found dvr-ms audio stream header pos=%d\012"
.ascii	"\000"
.align	2
$LC13:
.ascii	"[%s] Audio stream found, -aid %d\012\000"
.align	2
$LC14:
.ascii	"asfheader\000"
.align	2
$LC15:
.ascii	"guid_dvr_ms_vid_frame_rep_data\000"
.align	2
$LC16:
.ascii	"guid_audio_stream\000"
.align	2
$LC17:
.ascii	"guid_ext_audio_stream\000"
.align	2
$LC18:
.ascii	"guid_ext_stream_embed_stream_header\000"
.align	2
$LC19:
.ascii	"guid_video_stream\000"
.align	2
$LC20:
.ascii	"guid_audio_conceal_none\000"
.align	2
$LC21:
.ascii	"guid_audio_conceal_interleave\000"
.align	2
$LC22:
.ascii	"guid_header\000"
.align	2
$LC23:
.ascii	"guid_data_chunk\000"
.align	2
$LC24:
.ascii	"guid_index_chunk\000"
.align	2
$LC25:
.ascii	"guid_stream_header\000"
.align	2
$LC26:
.ascii	"guid_header_2_0\000"
.align	2
$LC27:
.ascii	"guid_file_header\000"
.align	2
$LC28:
.ascii	"guid_content_desc\000"
.align	2
$LC29:
.ascii	"unknown guid \000"
.align	2
$LC30:
.ascii	"%02x\000"
.align	2
$LC31:
.ascii	"guid_dvr_ms_timing_rep_data\000"
.align	2
$LC32:
.ascii	"stream type: %s\012\000"
.align	2
$LC33:
.ascii	"stream concealment: %s\012\000"
.align	2
$LC34:
.ascii	"type: %d bytes,  stream: %d bytes  ID: %d\012\000"
.align	2
$LC35:
.ascii	"unk1: %lX  unk2: %X\012\000"
.align	2
$LC36:
.ascii	"FILEPOS=0x%X\012\000"
.align	2
$LC37:
.ascii	"[%s] Video stream found, -vid %d\012\000"
.align	2
$LC38:
.ascii	"AspectRatioX\000"
.align	2
$LC39:
.ascii	"AspectRatioY\000"
.globl	__floatsisf
.globl	__addsf3
.globl	__divsf3
.globl	__mulsf3
.align	2
$LC41:
.ascii	"ASF: packets: %d  flags: %d  max_packet_size: %d  min_pa"
.ascii	"cket_size: %d  max_bitrate: %d  preroll: %d\012\000"
.globl	__floatsidf
.globl	__adddf3
.globl	__muldf3
.globl	__divdf3
.globl	__udivdi3
.align	2
$LC44:
.ascii	"\012\000"
.align	2
$LC45:
.ascii	" Title: %s\012\000"
.align	2
$LC46:
.ascii	"name\000"
.align	2
$LC47:
.ascii	" Author: %s\012\000"
.align	2
$LC48:
.ascii	"author\000"
.align	2
$LC49:
.ascii	" Copyright: %s\012\000"
.align	2
$LC50:
.ascii	"copyright\000"
.align	2
$LC51:
.ascii	" Comment: %s\012\000"
.align	2
$LC52:
.ascii	"comments\000"
.align	2
$LC53:
.ascii	" Rating: %s\012\000"
.align	2
$LC54:
.ascii	"============ ASF Stream group == START ===\012\000"
.align	2
$LC55:
.ascii	" stream count=[0x%x][%u]\012\000"
.align	2
$LC56:
.ascii	"   stream id=[0x%x][%u]\012\000"
.align	2
$LC57:
.ascii	"   max bitrate=[0x%x][%u]\012\000"
.align	2
$LC58:
.ascii	"============ ASF Stream group == END ===\012\000"
.align	2
$LC59:
.ascii	"No data chunk following header!\012\000"
.align	2
$LC60:
.ascii	"Found movie at 0x%X - 0x%X\012\000"
.align	2
$LC61:
.ascii	"ASF: %d audio and %d video streams found\012\000"
.align	2
$LC62:
.ascii	"ASF: no audio or video headers found - broken file?\012\000"
.align	2
$LC63:
.ascii	"Invalid length in ASF header!\012\000"
.section	.rodata.cst4,"aM",@progbits,4
.align	2
$LC40:
.word	1199570944
.section	.rodata.cst8,"aM",@progbits,8
.align	3
$LC42:
.word	0
.word	1106247680
.align	3
$LC43:
.word	0
.word	1069547520
.section	.text.read_asf_header,"ax",@progbits
.align	2
.align	5
.globl	read_asf_header
.ent	read_asf_header
.type	read_asf_header, @function
read_asf_header:
.frame	$sp,168,$31		# vars= 88, regs= 10/0, args= 40, gp= 0
.mask	0xc0ff0000,-4
.fmask	0x00000000,0
addiu	$sp,$sp,-168
sw	$31,164($sp)
sw	$fp,160($sp)
sw	$23,156($sp)
sw	$22,152($sp)
sw	$21,148($sp)
sw	$20,144($sp)
sw	$19,140($sp)
sw	$18,136($sp)
sw	$17,132($sp)
sw	$16,128($sp)
lw	$2,16($4)
sw	$4,168($sp)
lw	$3,44($2)
lw	$4,36($2)
lw	$6,40($2)
sw	$5,172($sp)
lw	$5,16($5)
addu	$3,$3,$4
addiu	$5,$5,-30
subu	$3,$3,$6
sw	$5,80($sp)
sw	$3,120($sp)
.set	noreorder
.set	nomacro
bltz	$5,$L526
sw	$0,48($sp)
.set	macro
.set	reorder

li	$16,1048576			# 0x100000
slt	$2,$16,$5
.set	noreorder
.set	nomacro
bne	$2,$0,$L156
lui	$6,%hi($LC6)
.set	macro
.set	reorder

sw	$5,84($sp)
move	$20,$0
move	$4,$5
$L158:
jal	uc_malloc
.set	noreorder
.set	nomacro
beq	$2,$0,$L527
move	$21,$2
.set	macro
.set	reorder

lw	$6,168($sp)
lw	$2,80($sp)
.set	noreorder
.set	nomacro
blez	$2,$L161
lw	$17,16($6)
.set	macro
.set	reorder

lw	$5,36($17)
lw	$3,40($17)
move	$18,$2
subu	$2,$3,$5
.set	noreorder
.set	nomacro
beq	$2,$0,$L164
move	$19,$21
.set	macro
.set	reorder

$L530:
move	$16,$2
sltu	$2,$3,$5
bne	$2,$0,$L528
$L168:
slt	$2,$18,$16
movn	$16,$18,$2
lw	$3,80($17)
sltu	$2,$16,32
.set	noreorder
.set	nomacro
bne	$2,$0,$L170
addu	$5,$3,$5
.set	macro
.set	reorder

$L531:
andi	$2,$19,0x3
.set	noreorder
.set	nomacro
bne	$2,$0,$L573
move	$4,$19
.set	macro
.set	reorder

andi	$2,$5,0x3
.set	noreorder
.set	nomacro
bne	$2,$0,$L573
li	$2,-32			# 0xffffffffffffffe0
.set	macro
.set	reorder

addiu	$4,$19,-4
and	$2,$16,$2
addu	$6,$4,$2
sltu	$3,$4,$6
.set	noreorder
.set	nomacro
beq	$3,$0,$L174
addiu	$5,$5,-4
.set	macro
.set	reorder

$L487:
#APP
.word	0b01110000101000000000010001010100	#S32LDI XR1,$5,4
.word	0b01110000101000000000010010010100	#S32LDI XR2,$5,4
.word	0b01110000101000000000010011010100	#S32LDI XR3,$5,4
.word	0b01110000101000000000010100010100	#S32LDI XR4,$5,4
.word	0b01110000101000000000010101010100	#S32LDI XR5,$5,4
.word	0b01110000101000000000010110010100	#S32LDI XR6,$5,4
.word	0b01110000101000000000010111010100	#S32LDI XR7,$5,4
.word	0b01110000101000000000011000010100	#S32LDI XR8,$5,4
.word	0b01110000100000000000010001010101	#S32SDI XR1,$4,4
.word	0b01110000100000000000010010010101	#S32SDI XR2,$4,4
.word	0b01110000100000000000010011010101	#S32SDI XR3,$4,4
.word	0b01110000100000000000010100010101	#S32SDI XR4,$4,4
.word	0b01110000100000000000010101010101	#S32SDI XR5,$4,4
.word	0b01110000100000000000010110010101	#S32SDI XR6,$4,4
.word	0b01110000100000000000010111010101	#S32SDI XR7,$4,4
.word	0b01110000100000000000011000010101	#S32SDI XR8,$4,4
#NO_APP
sltu	$2,$4,$6
bne	$2,$0,$L487
$L174:
andi	$2,$16,0x1c
addu	$6,$6,$2
sltu	$3,$4,$6
.set	noreorder
.set	nomacro
beq	$3,$0,$L574
andi	$3,$16,0x3
.set	macro
.set	reorder

$L488:
#APP
.word	0b01110000101000000000010001010100	#S32LDI XR1,$5,4
.word	0b01110000100000000000010001010101	#S32SDI XR1,$4,4
#NO_APP
sltu	$2,$4,$6
.set	noreorder
.set	nomacro
bne	$2,$0,$L488
andi	$3,$16,0x3
.set	macro
.set	reorder

$L574:
li	$2,2			# 0x2
.set	noreorder
.set	nomacro
beq	$3,$2,$L180
li	$2,3			# 0x3
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
beq	$3,$2,$L181
li	$2,1			# 0x1
.set	macro
.set	reorder

beq	$3,$2,$L529
$L178:
lw	$5,36($17)
subu	$18,$18,$16
addu	$2,$5,$16
move	$5,$2
.set	noreorder
.set	nomacro
blez	$18,$L476
sw	$2,36($17)
.set	macro
.set	reorder

$L532:
lw	$3,40($17)
subu	$2,$3,$5
.set	noreorder
.set	nomacro
bne	$2,$0,$L530
addu	$19,$19,$16
.set	macro
.set	reorder

$L164:
.set	noreorder
.set	nomacro
jal	stream_fill_buffer
move	$4,$17
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
beq	$2,$0,$L475
lw	$3,168($sp)
.set	macro
.set	reorder

lw	$3,40($17)
lw	$5,36($17)
sltu	$2,$3,$5
.set	noreorder
.set	nomacro
beq	$2,$0,$L168
subu	$16,$3,$5
.set	macro
.set	reorder

$L528:
lui	$6,%hi($LC2)
li	$5,2			# 0x2
addiu	$6,$6,%lo($LC2)
.set	noreorder
.set	nomacro
jal	mp_msg
li	$4,7			# 0x7
.set	macro
.set	reorder

slt	$2,$18,$16
lw	$5,36($17)
movn	$16,$18,$2
lw	$3,80($17)
sltu	$2,$16,32
.set	noreorder
.set	nomacro
beq	$2,$0,$L531
addu	$5,$3,$5
.set	macro
.set	reorder

$L170:
move	$4,$19
$L573:
.set	noreorder
.set	nomacro
jal	memcpy
move	$6,$16
.set	macro
.set	reorder

lw	$5,36($17)
subu	$18,$18,$16
addu	$2,$5,$16
move	$5,$2
.set	noreorder
.set	nomacro
bgtz	$18,$L532
sw	$2,36($17)
.set	macro
.set	reorder

$L476:
lw	$4,168($sp)
lw	$17,16($4)
$L161:
bne	$20,$0,$L533
$L183:
lw	$2,56($17)
$L570:
.set	noreorder
.set	nomacro
bne	$2,$0,$L198
lw	$3,80($sp)
.set	macro
.set	reorder

addiu	$20,$3,-19
.set	noreorder
.set	nomacro
blez	$20,$L201
move	$16,$0
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
j	$L202
lui	$17,%hi(asf_content_encryption)
.set	macro
.set	reorder

$L203:
beq	$16,$20,$L205
$L202:
addu	$4,$16,$21
addiu	$5,$17,%lo(asf_content_encryption)
.set	noreorder
.set	nomacro
jal	memcmp
li	$6,16			# 0x10
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
bne	$2,$0,$L203
addiu	$16,$16,1
.set	macro
.set	reorder

addiu	$16,$16,-1
addiu	$3,$16,24
.set	noreorder
.set	nomacro
bltz	$3,$L205
lw	$4,80($sp)
.set	macro
.set	reorder

subu	$2,$4,$3
addiu	$7,$2,-4
.set	noreorder
.set	nomacro
bltz	$7,$L205
addu	$6,$21,$3
.set	macro
.set	reorder

lbu	$2,3($6)
lbu	$3,2($6)
sll	$2,$2,24
sll	$3,$3,16
lbu	$4,1($6)
lbu	$5,0($6)
or	$2,$2,$3
or	$2,$2,$5
sll	$4,$4,8
or	$4,$4,$2
subu	$7,$7,$4
.set	noreorder
.set	nomacro
bltz	$7,$L205
addiu	$3,$6,4
.set	macro
.set	reorder

addu	$6,$3,$4
lbu	$2,3($6)
lbu	$3,2($6)
sll	$2,$2,24
sll	$3,$3,16
lbu	$4,1($6)
lbu	$5,0($6)
or	$2,$2,$3
or	$2,$2,$5
sll	$4,$4,8
or	$4,$4,$2
sltu	$3,$4,4
.set	noreorder
.set	nomacro
bne	$3,$0,$L205
subu	$2,$7,$4
.set	macro
.set	reorder

addiu	$8,$2,-8
.set	noreorder
.set	nomacro
bltz	$8,$L205
li	$2,68			# 0x44
.set	macro
.set	reorder

lb	$3,4($6)
.set	noreorder
.set	nomacro
beq	$3,$2,$L534
addiu	$7,$6,4
.set	macro
.set	reorder

$L205:
move	$16,$0
$L571:
.set	noreorder
.set	nomacro
j	$L217
lui	$18,%hi(asf_ext_stream_audio)
.set	macro
.set	reorder

$L218:
slt	$2,$16,$20
.set	noreorder
.set	nomacro
beq	$2,$0,$L575
li	$6,-1			# 0xffffffffffffffff
.set	macro
.set	reorder

$L217:
addu	$17,$21,$16
move	$4,$17
addiu	$5,$18,%lo(asf_ext_stream_audio)
.set	noreorder
.set	nomacro
jal	memcmp
li	$6,16			# 0x10
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
bne	$2,$0,$L218
addiu	$16,$16,1
.set	macro
.set	reorder

addiu	$16,$16,-1
addiu	$6,$16,24
.set	noreorder
.set	nomacro
bltz	$6,$L221
sw	$6,40($sp)
.set	macro
.set	reorder

addiu	$18,$16,8
.set	noreorder
.set	nomacro
blez	$18,$L221
addiu	$16,$17,8
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
j	$L223
lui	$19,%hi(asf_stream_header_guid)
.set	macro
.set	reorder

$L224:
.set	noreorder
.set	nomacro
beq	$18,$0,$L221
addiu	$16,$16,-1
.set	macro
.set	reorder

$L223:
move	$4,$16
addiu	$5,$19,%lo(asf_stream_header_guid)
.set	noreorder
.set	nomacro
jal	memcmp
li	$6,16			# 0x10
.set	macro
.set	reorder

.set	noreorder
.set	nomacro
bne	$2,$0,$L224
addiu	$18,$18,-1
.set	macro
.set	reorder

addiu	$18,$18,1
addiu	$7,$18,24
.set	noreorder
.set	nomacro
blez	$7,$L221
lui	$6,%hi($LC12)
.set	macro
.set	reorder

addu	$17,$21,$7
addiu	$6,$6,%lo($LC12)
li	$4,8			# 0x8
.set	noreorder
.set	nomacro
jal	mp_msg
li	$5,6			# 0x6
.set	macro
.set	reorder

lbu	$5,48($17)
lw	$2,40($sp)
andi	$5,$5,0x7f
addiu	$2,$2,40
lw	$4,168($sp)
addu	$3,$21,$2
move	$6,$5
sw	$3,44($sp)
.set	noreorder
.set	nomacro
jal	new_sh_audio_aid
sw	$2,48($sp)
.set	macro
.set	reorder

move	$16,$2
lbu	$2,48($17)
lui	$6,%hi($LC13)
lui	$7,%hi($LC14)
andi	$2,$2,0x7f
addiu	$6,$6,%lo($LC13)
addiu	$7,$7,%lo($LC14)
li	$4,7			# 0x7
li	$5,4			# 0x4
.set	noreorder
.set	nomacro
jal	mp_msg
sw	$2,16($sp)
.set	macro