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ECVEM2860Device.m
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ECVEM2860Device.m
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/* Copyright (C) 2012 Ben Trask
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#import "ECVEM2860Device.h"
#import "ECVVideoSource.h"
#import "ECVVideoFormat.h"
#import "ECVVideoStorage.h"
#import "ECVPixelBuffer.h"
#import "ECVPixelFormat.h"
@interface ECVEM2860VideoSource_SVideo : ECVVideoSource
@end
@interface ECVEM2860VideoSource_Composite : ECVVideoSource
@end
static void ECVPixelFormatHack(uint16_t *const bytes, size_t const len) {
for(size_t i = 0; i < len / sizeof(uint16_t); ++i) bytes[i] = CFSwapInt16(bytes[i]);
}
#define RECEIVE(request, idx, ...) \
do { \
u_int8_t const expected[] = {__VA_ARGS__}; \
u_int8_t data[] = {__VA_ARGS__}; \
size_t const length = sizeof(expected); \
if(![self readRequest:(request) value:0 index:(idx) length:length data:data]) return; \
if(memcmp(expected, data, length) != 0) ECVLog(ECVNotice, @"Read %04x: Expected %@, received %@", (idx), [NSData dataWithBytesNoCopy:(void *)expected length:length freeWhenDone:NO], [NSData dataWithBytesNoCopy:(void *)data length:length freeWhenDone:NO]); \
} while(0)
#define SEND(request, idx, ...) \
do { \
u_int8_t data[] = {__VA_ARGS__}; \
if(![self writeRequest:(request) value:0 index:(idx) length:sizeof(data) data:data]) return; \
} while(0)
@implementation ECVEM2860Device
#pragma mark -ECVEM2860Device
- (BOOL)modifyIndex:(UInt16 const)idx enable:(UInt8 const)enable disable:(UInt8 const)disable
{
NSAssert(!(enable & disable), @"Can't enable and disable the same flag(s).");
UInt8 old = 0;
if(![self readRequest:kUSBRqGetStatus value:0 index:idx length:sizeof(old) data:&old]) return NO;
UInt8 new = (old | enable) & ~disable;
if(![self writeRequest:kUSBRqGetStatus value:0 index:idx length:sizeof(new) data:&new]) return NO;
return YES;
}
#pragma mark -ECVCaptureDevice
- (id)initWithService:(io_service_t)service
{
if((self = [super initWithService:service])) {
[self setVideoSource:[ECVEM2860VideoSource_SVideo source]];
[self setVideoFormat:[ECVVideoFormat_NTSC_M format]];
_SAA711XChip = [[SAA711XChip alloc] init];
[_SAA711XChip setDevice:self];
}
return self;
}
#pragma mark -ECVCaptureDevice(ECVAbstract)
- (UInt32)maximumMicrosecondsInFrame
{
return kUSBHighSpeedMicrosecondsInFrame;
}
- (NSArray *)supportedVideoSources
{
return [NSArray arrayWithObjects:
[ECVEM2860VideoSource_SVideo source],
[ECVEM2860VideoSource_Composite source],
nil];
}
- (NSSet *)supportedVideoFormats
{
return [_SAA711XChip supportedVideoFormats];
}
- (OSType)pixelFormat
{
return k2vuyPixelFormat; // Native format is kYVYU422PixelFormat, but we convert because QuickTime can't handle it (surprisingly).
}
#pragma mark -
- (void)read
{
_offset = 0;
BOOL const resolution640 = NO;
//GET_DESCRIPTOR_FROM_DEVICE
//GET_DESCRIPTOR_FROM_DEVICE
//GET_DESCRIPTOR_FROM_DEVICE
//SELECT_CONFIGURATION
RECEIVE(kUSBRqGetStatus, 0x000a, 0x22);
RECEIVE(kUSBRqGetStatus, 0x000a, 0x22);
RECEIVE(kUSBRqGetStatus, 0x0006, 0x40);
RECEIVE(kUSBRqGetStatus, 0x0009, 0x9a);
RECEIVE(kUSBRqGetStatus, 0x000c, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xfa);
//SEND(kUSBRqGetStatus, 0x0008, 0xfe);
[self modifyIndex:0x0008 enable:1 << 2 disable:0];
RECEIVE(kUSBRqGetStatus, 0x0000, 0x10);
//RECEIVE(kUSBRqGetStatus, 0x0006, 0x40);
//SEND(kUSBRqGetStatus, 0x0006, 0x40);
[self modifyIndex:0x0006 enable:0 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xfe);
//SEND(kUSBRqGetStatus, 0x0008, 0xfe);
[self modifyIndex:0x0008 enable:0 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xfe);
//SEND(kUSBRqGetStatus, 0x0008, 0xfe);
[self modifyIndex:0x0008 enable:0 disable:0];
RECEIVE(kUSBRqGetState, 0x0042, 0xfe);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x10);
RECEIVE(kUSBRqGetState, 0x004a, 0xb1);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xfe);
//SEND(kUSBRqGetStatus, 0x0008, 0xfe);
[self modifyIndex:0x0008 enable:0 disable:0];
RECEIVE(kUSBRqGetState, 0x00c6, 0xfe);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x10);
RECEIVE(kUSBRqGetState, 0x00c4, 0x10);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x10);
RECEIVE(kUSBRqGetState, 0x00c2, 0x10);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x10);
RECEIVE(kUSBRqGetState, 0x00c0, 0x10);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x10);
RECEIVE(kUSBRqGetState, 0x00b6, 0x10);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x10);
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xfe);
//SEND(kUSBRqGetStatus, 0x0008, 0xfa);
[self modifyIndex:0x0008 enable:0 disable:1 << 2];
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xfa);
//SEND(kUSBRqGetStatus, 0x0008, 0xf2);
[self modifyIndex:0x0008 enable:0 disable:1 << 3];
RECEIVE(kUSBRqGetState, 0x0022, 0xf2);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x10);
RECEIVE(kUSBRqGetState, 0x00ba, 0x10);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x10);
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xf2);
//SEND(kUSBRqGetStatus, 0x0008, 0xfa);
[self modifyIndex:0x0008 enable:1 << 3 disable:0];
//SELECT_INTERFACE
//SELECT_INTERFACE
//SELECT_INTERFACE
//SELECT_INTERFACE
//SELECT_INTERFACE
//SELECT_INTERFACE
//SELECT_INTERFACE
//SELECT_INTERFACE
[self setAlternateInterface:7];
[self setAlternateInterface:6];
[self setAlternateInterface:5];
[self setAlternateInterface:4];
[self setAlternateInterface:3];
[self setAlternateInterface:2];
[self setAlternateInterface:1];
[self setAlternateInterface:0];
RECEIVE(kUSBRqGetStatus, 0x0012, 0x27);
SEND(kUSBRqGetStatus, 0x0012, 0x27);
SEND(kUSBRqGetStatus, 0x000d, 0x42);
RECEIVE(kUSBRqGetStatus, 0x000f, 0x07);
SEND(kUSBRqGetStatus, 0x000f, 0x07);
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xfa);
//SEND(kUSBRqGetStatus, 0x0008, 0xfa);
[self modifyIndex:0x0008 enable:0 disable:0];
SEND(kUSBRqGetStatus, 0x0020, 0x00);
SEND(kUSBRqGetStatus, 0x0022, 0x00);
RECEIVE(kUSBRqGetStatus, 0x0012, 0x27);
SEND(kUSBRqGetStatus, 0x0012, 0x27);
RECEIVE(kUSBRqGetStatus, 0x000c, 0x00);
SEND(kUSBRqGetStatus, 0x000c, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xfa);
//SEND(kUSBRqGetStatus, 0x0008, 0xfe);
[self modifyIndex:0x0008 enable:1 << 2 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xfe);
//SEND(kUSBRqGetStatus, 0x0008, 0xfa);
[self modifyIndex:0x0008 enable:0 disable:1 << 2];
SEND(kUSBRqGetStatus, 0x0006, 0x40);
SEND(kUSBRqGetStatus, 0x0015, 0x20);
SEND(kUSBRqGetStatus, 0x0016, 0x20);
SEND(kUSBRqGetStatus, 0x0017, 0x20);
SEND(kUSBRqGetStatus, 0x0018, 0x00);
SEND(kUSBRqGetStatus, 0x0019, 0x00);
SEND(kUSBRqGetStatus, 0x001a, 0x00);
SEND(kUSBRqGetStatus, 0x0023, 0x00);
SEND(kUSBRqGetStatus, 0x0024, 0x00);
SEND(kUSBRqGetStatus, 0x0026, 0x00);
SEND(kUSBRqGetStatus, 0x0013, 0x08);
//RECEIVE(kUSBRqGetStatus, 0x0012, 0x27);
//SEND(kUSBRqGetStatus, 0x0012, 0x27);
[self modifyIndex:0x0012 enable:0 disable:0];
SEND(kUSBRqGetStatus, 0x000c, 0x10);
SEND(kUSBRqGetStatus, 0x0027, 0x00);
SEND(kUSBRqGetStatus, 0x0010, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0011, 0x11);
//SEND(kUSBRqGetStatus, 0x0011, 0x11);
[self modifyIndex:0x0011 enable:1 << 4 disable:0];
if(resolution640) {
SEND(kUSBRqGetStatus, 0x0028, 0x01);
SEND(kUSBRqGetStatus, 0x0029, 0xaf);
SEND(kUSBRqGetStatus, 0x002a, 0x01);
SEND(kUSBRqGetStatus, 0x002b, 0x3b);
SEND(kUSBRqGetStatus, 0x001c, 0x08);
SEND(kUSBRqGetStatus, 0x001d, 0x03);
SEND(kUSBRqGetStatus, 0x001e, 0xb0);
SEND(kUSBRqGetStatus, 0x001f, 0x3c);
} else {
SEND(kUSBRqGetStatus, 0x0028, 0x01);
SEND(kUSBRqGetStatus, 0x0029, 0xb3);
SEND(kUSBRqGetStatus, 0x002a, 0x01);
SEND(kUSBRqGetStatus, 0x002b, 0x3b);
SEND(kUSBRqGetStatus, 0x001c, 0x00);
SEND(kUSBRqGetStatus, 0x001d, 0x03);
SEND(kUSBRqGetStatus, 0x001e, 0xb4);
SEND(kUSBRqGetStatus, 0x001f, 0x3c);
}
//RECEIVE(kUSBRqGetStatus, 0x001b, 0x00);
//SEND(kUSBRqGetStatus, 0x001b, 0x00);
[self modifyIndex:0x001b enable:0 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x001b, 0x00);
//SEND(kUSBRqGetStatus, 0x001b, 0x00);
[self modifyIndex:0x001b enable:0 disable:0];
//SEND(kUSBRqGetState, 0x004a, 0x01, 0x08);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x03, 0x30);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x06, 0xeb, 0x0d, 0x88, 0x01);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x0a, 0x80, 0x47, 0x40, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x0f, 0x2a);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x10, 0x08, 0x0c, 0xe7, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x0a, 0x80);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x0e, 0x01);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x08, 0x88);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x02, 0xc0);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
SEND(kUSBRqGetStatus, 0x0021, 0x08);
SEND(kUSBRqGetStatus, 0x0020, 0x10);
//SEND(kUSBRqGetState, 0x004a, 0x0d, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
SEND(kUSBRqGetStatus, 0x0022, 0x10);
SEND(kUSBRqGetStatus, 0x0014, 0x32);
SEND(kUSBRqGetStatus, 0x0025, 0x02);
RECEIVE(kUSBRqGetStatus, 0x0026, 0x00);
SEND(kUSBRqGetStatus, 0x0026, 0x00);
SEND(kUSBRqSetFeature, 0x004a, 0x1f);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
RECEIVE(kUSBRqGetState, 0x004a, 0xb1);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0027, 0x00);
//SEND(kUSBRqGetStatus, 0x0027, 0x00);
[self modifyIndex:0x0027 enable:0 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x0011, 0x11);
//SEND(kUSBRqGetStatus, 0x0011, 0x10);
[self modifyIndex:0x0011 enable:0 disable:1 << 0];
//RECEIVE(kUSBRqGetStatus, 0x001b, 0x00);
//SEND(kUSBRqGetStatus, 0x001b, 0x80);
[self modifyIndex:0x001b enable:1 << 7 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x000c, 0x10);
//SEND(kUSBRqGetStatus, 0x000c, 0x10);
[self modifyIndex:0x000c enable:0 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x0012, 0x27);
//SEND(kUSBRqGetStatus, 0x0012, 0x67);
[self modifyIndex:0x0012 enable:1 << 6 disable:0];
SEND(kUSBRqGetStatus, 0x0022, 0x10);
SEND(kUSBRqGetStatus, 0x0020, 0x10);
//RECEIVE(kUSBRqGetStatus, 0x000f, 0x07);
//SEND(kUSBRqGetStatus, 0x000f, 0x07);
[self modifyIndex:0x000f enable:0 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xfa);
//SEND(kUSBRqGetStatus, 0x0008, 0xfa);
[self modifyIndex:0x0008 enable:0 disable:0];
SEND(kUSBRqSetFeature, 0x004a, 0x1f);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
RECEIVE(kUSBRqGetState, 0x004a, 0xb1);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
SEND(kUSBRqGetStatus, 0x0021, 0x08);
SEND(kUSBRqGetStatus, 0x0020, 0x10);
//SEND(kUSBRqGetState, 0x004a, 0x0d, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
SEND(kUSBRqGetStatus, 0x0022, 0x10);
SEND(kUSBRqGetStatus, 0x0014, 0x32);
SEND(kUSBRqGetStatus, 0x0025, 0x02);
//RECEIVE(kUSBRqGetStatus, 0x000e, 0x90);
//SEND(kUSBRqGetStatus, 0x000e, 0x90);
[self modifyIndex:0x000e enable:0 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x000f, 0x07);
//SEND(kUSBRqGetStatus, 0x000f, 0x87);
[self modifyIndex:0x000f enable:0 disable:1 << 7];
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xfa);
//SEND(kUSBRqGetStatus, 0x0008, 0xf8);
[self modifyIndex:0x0008 enable:0 disable:1 << 1];
//SEND(kUSBRqGetState, 0x004a, 0x0a, 0x80);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x0e, 0x01);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x08, 0x88);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
SEND(kUSBRqGetStatus, 0x0021, 0x08);
SEND(kUSBRqGetStatus, 0x0020, 0x10);
//SEND(kUSBRqGetState, 0x004a, 0x0d, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
SEND(kUSBRqGetStatus, 0x0022, 0x10);
SEND(kUSBRqGetStatus, 0x0014, 0x32);
SEND(kUSBRqGetStatus, 0x0025, 0x02);
//SELECT_INTERFACE
if(resolution640) {
[self setAlternateInterface:5];
} else {
[self setAlternateInterface:6];
}
//RECEIVE(kUSBRqGetStatus, 0x000f, 0x87);
//SEND(kUSBRqGetStatus, 0x000f, 0x07);
[self modifyIndex:0x000f enable:0 disable:1 << 7];
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xf8);
//SEND(kUSBRqGetStatus, 0x0008, 0xfa);
[self modifyIndex:0x0008 enable:1 << 1 disable:0];
SEND(kUSBRqGetStatus, 0x0020, 0x00);
SEND(kUSBRqGetStatus, 0x0022, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0012, 0x67);
//SEND(kUSBRqGetStatus, 0x0012, 0x27);
[self modifyIndex:0x0012 enable:0 disable:1 << 6];
//RECEIVE(kUSBRqGetStatus, 0x000c, 0x10);
//SEND(kUSBRqGetStatus, 0x000c, 0x00);
[self modifyIndex:0x000c enable:0 disable:1 << 4];
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xfa);
//SEND(kUSBRqGetStatus, 0x0008, 0xfe);
[self modifyIndex:0x0008 enable:1 << 2 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xfe);
//SEND(kUSBRqGetStatus, 0x0008, 0xfa);
[self modifyIndex:0x0008 enable:0 disable:1 << 2];
SEND(kUSBRqGetStatus, 0x0006, 0x40);
SEND(kUSBRqGetStatus, 0x0015, 0x20);
SEND(kUSBRqGetStatus, 0x0016, 0x20);
SEND(kUSBRqGetStatus, 0x0017, 0x20);
SEND(kUSBRqGetStatus, 0x0018, 0x00);
SEND(kUSBRqGetStatus, 0x0019, 0x00);
SEND(kUSBRqGetStatus, 0x001a, 0x00);
SEND(kUSBRqGetStatus, 0x0023, 0x00);
SEND(kUSBRqGetStatus, 0x0024, 0x00);
SEND(kUSBRqGetStatus, 0x0026, 0x00);
SEND(kUSBRqGetStatus, 0x0013, 0x08);
//RECEIVE(kUSBRqGetStatus, 0x0012, 0x27);
//SEND(kUSBRqGetStatus, 0x0012, 0x27);
[self modifyIndex:0x0012 enable:0 disable:0];
SEND(kUSBRqGetStatus, 0x000c, 0x10);
SEND(kUSBRqGetStatus, 0x0027, 0x34);
SEND(kUSBRqGetStatus, 0x0010, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0011, 0x10);
//SEND(kUSBRqGetStatus, 0x0011, 0x11);
[self modifyIndex:0x0011 enable:1 << 0 disable:0];
SEND(kUSBRqGetStatus, 0x0028, 0x01);
SEND(kUSBRqGetStatus, 0x0029, 0xb3);
SEND(kUSBRqGetStatus, 0x002a, 0x01);
SEND(kUSBRqGetStatus, 0x002b, 0x3b);
SEND(kUSBRqGetStatus, 0x001c, 0x00);
SEND(kUSBRqGetStatus, 0x001d, 0x03);
SEND(kUSBRqGetStatus, 0x001e, 0xb4);
SEND(kUSBRqGetStatus, 0x001f, 0x3c);
//RECEIVE(kUSBRqGetStatus, 0x001b, 0x80);
//SEND(kUSBRqGetStatus, 0x001b, 0x80);
[self modifyIndex:0x001b enable:0 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x001b, 0x80);
//SEND(kUSBRqGetStatus, 0x001b, 0x80);
[self modifyIndex:0x001b enable:0 disable:0];
if(resolution640) {
//RECEIVE(kUSBRqGetStatus, 0x0026, 0x00);
//SEND(kUSBRqGetStatus, 0x0026, 0x10);
[self modifyIndex:0x0026 enable:1 << 4 disable:0];
SEND(kUSBRqGetStatus, 0x0030, 0x99, 0x01);
}
//SEND(kUSBRqGetState, 0x004a, 0x01, 0x08);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x03, 0x30);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x06, 0xeb, 0x0d, 0x88, 0x01);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x0a, 0x80, 0x47, 0x40, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x0f, 0x2a);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x10, 0x08, 0x0c, 0xe7, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x0a, 0x80);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x0e, 0x01);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x08, 0x88);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//SEND(kUSBRqGetState, 0x004a, 0x02, 0xc0);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
SEND(kUSBRqGetStatus, 0x0021, 0x08);
SEND(kUSBRqGetStatus, 0x0020, 0x10);
//SEND(kUSBRqGetState, 0x004a, 0x0d, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
SEND(kUSBRqGetStatus, 0x0022, 0x10);
SEND(kUSBRqGetStatus, 0x0014, 0x32);
SEND(kUSBRqGetStatus, 0x0025, 0x02);
if(resolution640) {
//RECEIVE(kUSBRqGetStatus, 0x0026, 0x10);
//SEND(kUSBRqGetStatus, 0x0026, 0x10);
[self modifyIndex:0x0026 enable:0 disable:0];
} else {
//RECEIVE(kUSBRqGetStatus, 0x0026, 0x00);
//SEND(kUSBRqGetStatus, 0x0026, 0x00);
[self modifyIndex:0x0026 enable:0 disable:0];
}
SEND(kUSBRqSetFeature, 0x004a, 0x1f);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
RECEIVE(kUSBRqGetState, 0x004a, 0xb1);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x0027, 0x34);
//SEND(kUSBRqGetStatus, 0x0027, 0x34);
[self modifyIndex:0x0027 enable:0 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x0011, 0x11);
//SEND(kUSBRqGetStatus, 0x0011, 0x11);
[self modifyIndex:0x0011 enable:0 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x001b, 0x80);
//SEND(kUSBRqGetStatus, 0x001b, 0x00);
[self modifyIndex:0x001b enable:0 disable:1 << 7];
//RECEIVE(kUSBRqGetStatus, 0x000c, 0x10);
//SEND(kUSBRqGetStatus, 0x000c, 0x10);
[self modifyIndex:0x000c enable:0 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x0012, 0x27);
//SEND(kUSBRqGetStatus, 0x0012, 0x67);
[self modifyIndex:0x0012 enable:1 << 6 disable:0];
SEND(kUSBRqGetStatus, 0x0022, 0x10);
SEND(kUSBRqGetStatus, 0x0020, 0x10);
if(resolution640) {
//RECEIVE(kUSBRqGetStatus, 0x000e, 0x95);
//SEND(kUSBRqGetStatus, 0x000e, 0x95);
[self modifyIndex:0x000e enable:0 disable:0];
} else {
//RECEIVE(kUSBRqGetStatus, 0x000e, 0x96);
//SEND(kUSBRqGetStatus, 0x000e, 0x96);
[self modifyIndex:0x000e enable:0 disable:0];
}
//RECEIVE(kUSBRqGetStatus, 0x000f, 0x07);
//SEND(kUSBRqGetStatus, 0x000f, 0x87);
[self modifyIndex:0x000f enable:1 << 7 disable:0];
//RECEIVE(kUSBRqGetStatus, 0x0008, 0xfa);
//SEND(kUSBRqGetStatus, 0x0008, 0xf8);
[self modifyIndex:0x0008 enable:0 disable:1 << 1];
SEND(kUSBRqSetFeature, 0x004a, 0x1f);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
RECEIVE(kUSBRqGetState, 0x004a, 0xb1);
RECEIVE(kUSBRqGetStatus, 0x0005, 0x00);
//RECEIVE(kUSBRqGetStatus, 0x000c, 0x10);
//SEND(kUSBRqGetStatus, 0x000c, 0x10);
[self modifyIndex:0x000c enable:0 disable:0];
//RESET_PIPE
//GET_CURRENT_FRAME_NUMBER
if(![_SAA711XChip initialize]) return;
[super read];
(void)[self setAlternateInterface:0];
}
- (void)writeBytes:(UInt8 const *const)bytes length:(NSUInteger const)length toStorage:(ECVVideoStorage *const)storage
{
if(!length) return;
if(0x22 == bytes[0]) {
ECVFieldType field = ECVHighField;
if(length >= 3) field = bytes[2] & 0x01 ? ECVLowField : ECVHighField;
[self pushVideoFrame:[storage finishedFrameWithNextFieldType:field]];
_offset = 0;
}
size_t const skip = 4;
if(length <= skip) return;
NSUInteger const realLength = length - skip;
ECVIntegerSize const pixelSize = [[self videoFormat] frameSize];
ECVIntegerSize const inputSize = (ECVIntegerSize){720, pixelSize.height};
OSType const pixelFormat = [self pixelFormat];
NSUInteger const bytesPerRow = ECVPixelFormatBytesPerPixel(pixelFormat) * inputSize.width;
ECVPixelFormatHack((void *)bytes + skip, realLength);
ECVPointerPixelBuffer *const buffer = [[ECVPointerPixelBuffer alloc] initWithPixelSize:inputSize bytesPerRow:bytesPerRow pixelFormat:pixelFormat bytes:bytes + skip validRange:NSMakeRange(_offset, realLength)];
[storage drawPixelBuffer:buffer atPoint:(ECVIntegerPoint){-8, 0}];
[buffer release];
_offset += realLength;
}
#pragma mark -ECVCaptureDevice<ECVCaptureDeviceConfiguring>
- (CGFloat)brightness
{
return [_SAA711XChip brightness];
}
- (void)setBrightness:(CGFloat)val
{
[_SAA711XChip setBrightness:val];
}
- (CGFloat)contrast
{
return [_SAA711XChip contrast];
}
- (void)setContrast:(CGFloat)val
{
[_SAA711XChip setContrast:val];
}
- (CGFloat)saturation
{
return [_SAA711XChip saturation];
}
- (void)setSaturation:(CGFloat)val
{
[_SAA711XChip setSaturation:val];
}
- (CGFloat)hue
{
return [_SAA711XChip hue];
}
- (void)setHue:(CGFloat)val
{
[_SAA711XChip setHue:val];
}
#pragma mark -<SAA711XDevice>
- (BOOL)writeSAA711XRegister:(u_int8_t)reg value:(int16_t)val
{
UInt8 data[] = {reg, val};
UInt8 error = 0;
if(![self writeRequest:kUSBRqGetState value:0 index:0x004a length:sizeof(data) data:data]) return NO;
if(![self readRequest:kUSBRqGetStatus value:0 index:0x0005 length:sizeof(error) data:&error]) return NO;
return !error;
}
- (BOOL)readSAA711XRegister:(u_int8_t)reg value:(out u_int8_t *)outVal
{
return NO; // TODO: Not sure how this works right now, and it's only used for reading the version number anyway.
}
#pragma mark -NSObject
- (void)dealloc
{
[_SAA711XChip setDevice:nil];
[_SAA711XChip release];
[super dealloc];
}
@end
@implementation ECVEM2860VideoSource_SVideo
- (NSString *)localizedName { return NSLocalizedString(@"S-Video", nil); }
- (BOOL)SVideo { return YES; }
@end
@implementation ECVEM2860VideoSource_Composite
- (NSString *)localizedName { return NSLocalizedString(@"Composite", nil); }
- (BOOL)composite { return YES; }
@end