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android_kernel_xiaomi_sm8350/drivers/media/video/gspca/jpeg.h
Jean-Francois Moine d43fa32fec V4L/DVB (8156): Many bug fixes, zc3xx added. 
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
2008-07-20 07:14:45 -03:00

302 lines
11 KiB
C
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#ifndef JPEG_H
#define JPEG_H 1
/*
* Insert a JPEG header at start of frame
*
* This module is used by the gspca subdrivers.
* A special case is done for Conexant webcams.
*
* Copyright (C) Jean-Francois Moine (http://moinejf.free.fr)
*
* 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 2 of the License, or
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/* start of jpeg frame + quantization table */
static const unsigned char quant[][0x88] = {
/* index 0 - Q40*/
{
0xff, 0xd8, /* jpeg */
0xff, 0xdb, 0x00, 0x84, /* DQT */
0, /* quantization table part 1 */
20, 14, 15, 18, 15, 13, 20, 18, 16, 18, 23, 21, 20, 24, 30, 50,
33, 30, 28, 28, 30, 61, 44, 46, 36, 50, 73, 64, 76, 75, 71, 64,
70, 69, 80, 90, 115, 98, 80, 85, 109, 86, 69, 70, 100, 136, 101,
109,
119, 123, 129, 130, 129, 78, 96, 141, 151, 140, 125, 150, 115,
126, 129, 124,
1, /* quantization table part 2 */
21, 23, 23, 30, 26, 30, 59, 33, 33, 59, 124, 83, 70, 83, 124, 124,
124, 124, 124, 124, 124, 124, 124, 124, 124, 124, 124, 124, 124,
124, 124, 124,
124, 124, 124, 124, 124, 124, 124, 124, 124, 124, 124, 124, 124,
124, 124, 124,
124, 124, 124, 124, 124, 124, 124, 124, 124, 124, 124, 124, 124,
124, 124, 124},
/* index 1 - Q50 */
{
0xff, 0xd8,
0xff, 0xdb, 0x00, 0x84, /* DQT */
0,
16, 11, 12, 14, 12, 10, 16, 14, 13, 14, 18, 17, 16, 19, 24, 40,
26, 24, 22, 22, 24, 49, 35, 37, 29, 40, 58, 51, 61, 60, 57, 51,
56, 55, 64, 72, 92, 78, 64, 68, 87, 69, 55, 56, 80, 109, 81, 87,
95, 98, 103, 104, 103, 62, 77, 113, 121, 112, 100, 120, 92, 101,
103, 99,
1,
17, 18, 18, 24, 21, 24, 47, 26, 26, 47, 99, 66, 56, 66, 99, 99,
99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99,
99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99},
/* index 2 Q60 */
{
0xff, 0xd8,
0xff, 0xdb, 0x00, 0x84, /* DQT */
0,
13, 9, 10, 11, 10, 8, 13, 11, 10, 11, 14, 14, 13, 15, 19, 32,
21, 19, 18, 18, 19, 39, 28, 30, 23, 32, 46, 41, 49, 48, 46, 41,
45, 44, 51, 58, 74, 62, 51, 54, 70, 55, 44, 45, 64, 87, 65, 70,
76, 78, 82, 83, 82, 50, 62, 90, 97, 90, 80, 96, 74, 81, 82, 79,
1,
14, 14, 14, 19, 17, 19, 38, 21, 21, 38, 79, 53, 45, 53, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, 79},
/* index 3 - Q70 */
{
0xff, 0xd8,
0xff, 0xdb, 0x00, 0x84, /* DQT */
0,
10, 7, 7, 8, 7, 6, 10, 8, 8, 8, 11, 10, 10, 11, 14, 24,
16, 14, 13, 13, 14, 29, 21, 22, 17, 24, 35, 31, 37, 36, 34, 31,
34, 33, 38, 43, 55, 47, 38, 41, 52, 41, 33, 34, 48, 65, 49, 52,
57, 59, 62, 62, 62, 37, 46, 68, 73, 67, 60, 72, 55, 61, 62, 59,
1,
10, 11, 11, 14, 13, 14, 28, 16, 16, 28, 59, 40, 34, 40, 59, 59,
59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59,
59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59,
59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59},
/* index 4 - Q80 */
{
0xff, 0xd8,
0xff, 0xdb, 0x00, 0x84, /* DQT */
0,
6, 4, 5, 6, 5, 4, 6, 6, 5, 6, 7, 7, 6, 8, 10, 16,
10, 10, 9, 9, 10, 20, 14, 15, 12, 16, 23, 20, 24, 24, 23, 20,
22, 22, 26, 29, 37, 31, 26, 27, 35, 28, 22, 22, 32, 44, 32, 35,
38, 39, 41, 42, 41, 25, 31, 45, 48, 45, 40, 48, 37, 40, 41, 40,
1,
7, 7, 7, 10, 8, 10, 19, 10, 10, 19, 40, 26, 22, 26, 40, 40,
40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40,
40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40,
40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40},
/* index 5 - Q85 */
{
0xff, 0xd8,
0xff, 0xdb, 0x00, 0x84, /* DQT */
0,
5, 3, 4, 4, 4, 3, 5, 4, 4, 4, 5, 5, 5, 6, 7, 12,
8, 7, 7, 7, 7, 15, 11, 11, 9, 12, 17, 15, 18, 18, 17, 15,
17, 17, 19, 22, 28, 23, 19, 20, 26, 21, 17, 17, 24, 33, 24, 26,
29, 29, 31, 31, 31, 19, 23, 34, 36, 34, 30, 36, 28, 30, 31, 30,
1,
5, 5, 5, 7, 6, 7, 14, 8, 8, 14, 30, 20, 17, 20, 30, 30,
30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30,
30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30,
30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30},
/* index 6 - 86 */
{
0xff, 0xd8,
0xff, 0xdb, 0x00, 0x84, /* DQT */
0,
0x04, 0x03, 0x03, 0x04, 0x03, 0x03, 0x04, 0x04,
0x04, 0x04, 0x05, 0x05, 0x04, 0x05, 0x07, 0x0B,
0x07, 0x07, 0x06, 0x06, 0x07, 0x0E, 0x0A, 0x0A,
0x08, 0x0B, 0x10, 0x0E, 0x11, 0x11, 0x10, 0x0E,
0x10, 0x0F, 0x12, 0x14, 0x1A, 0x16, 0x12, 0x13,
0x18, 0x13, 0x0F, 0x10, 0x16, 0x1F, 0x17, 0x18,
0x1B, 0x1B, 0x1D, 0x1D, 0x1D, 0x11, 0x16, 0x20,
0x22, 0x1F, 0x1C, 0x22, 0x1A, 0x1C, 0x1D, 0x1C,
1,
0x05, 0x05, 0x05, 0x07, 0x06, 0x07, 0x0D, 0x07,
0x07, 0x0D, 0x1C, 0x12, 0x10, 0x12, 0x1C, 0x1C,
0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C,
0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C,
0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C,
0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C,
0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C,
0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C,
},
/* index 7 - 88 */
{
0xff, 0xd8,
0xff, 0xdb, 0x00, 0x84, /* DQT */
0,
0x04, 0x03, 0x03, 0x03, 0x03, 0x02, 0x04, 0x03,
0x03, 0x03, 0x04, 0x04, 0x04, 0x05, 0x06, 0x0A,
0x06, 0x06, 0x05, 0x05, 0x06, 0x0C, 0x08, 0x09,
0x07, 0x0A, 0x0E, 0x0C, 0x0F, 0x0E, 0x0E, 0x0C,
0x0D, 0x0D, 0x0F, 0x11, 0x16, 0x13, 0x0F, 0x10,
0x15, 0x11, 0x0D, 0x0D, 0x13, 0x1A, 0x13, 0x15,
0x17, 0x18, 0x19, 0x19, 0x19, 0x0F, 0x12, 0x1B,
0x1D, 0x1B, 0x18, 0x1D, 0x16, 0x18, 0x19, 0x18,
1,
0x04, 0x04, 0x04, 0x06, 0x05, 0x06, 0x0B, 0x06,
0x06, 0x0B, 0x18, 0x10, 0x0D, 0x10, 0x18, 0x18,
0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
},
/* index 8 - ?? */
{
0xff, 0xd8,
0xff, 0xdb, 0x00, 0x84, /* DQT */
0,
0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03, 0x05,
0x03, 0x03, 0x03, 0x03, 0x03, 0x06, 0x04, 0x05,
0x04, 0x05, 0x07, 0x06, 0x08, 0x08, 0x07, 0x06,
0x07, 0x07, 0x08, 0x09, 0x0C, 0x0A, 0x08, 0x09,
0x0B, 0x09, 0x07, 0x07, 0x0A, 0x0E, 0x0A, 0x0B,
0x0C, 0x0C, 0x0D, 0x0D, 0x0D, 0x08, 0x0A, 0x0E,
0x0F, 0x0E, 0x0D, 0x0F, 0x0C, 0x0D, 0x0D, 0x0C,
1,
0x02, 0x02, 0x02, 0x03, 0x03, 0x03, 0x06, 0x03,
0x03, 0x06, 0x0C, 0x08, 0x07, 0x08, 0x0C, 0x0C,
0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C,
0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C,
0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C,
0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C,
0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C,
0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C
}
};
/* huffman table + start of SOF0 */
static unsigned char huffman[] = {
0xff, 0xc4, 0x01, 0xa2,
0x00, 0x00, 0x01, 0x05, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06,
0x07, 0x08, 0x09, 0x0a, 0x0b, 0x01, 0x00, 0x03,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09,
0x0a, 0x0b, 0x10, 0x00, 0x02, 0x01, 0x03, 0x03,
0x02, 0x04, 0x03, 0x05, 0x05, 0x04, 0x04, 0x00,
0x00, 0x01, 0x7d, 0x01, 0x02, 0x03, 0x00, 0x04,
0x11, 0x05, 0x12, 0x21, 0x31, 0x41, 0x06, 0x13,
0x51, 0x61, 0x07, 0x22, 0x71, 0x14, 0x32, 0x81,
0x91, 0xa1, 0x08, 0x23, 0x42, 0xb1, 0xc1, 0x15,
0x52, 0xd1, 0xf0, 0x24, 0x33, 0x62, 0x72, 0x82,
0x09, 0x0a, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x25,
0x26, 0x27, 0x28, 0x29, 0x2a, 0x34, 0x35, 0x36,
0x37, 0x38, 0x39, 0x3a, 0x43, 0x44, 0x45, 0x46,
0x47, 0x48, 0x49, 0x4a, 0x53, 0x54, 0x55, 0x56,
0x57, 0x58, 0x59, 0x5a, 0x63, 0x64, 0x65, 0x66,
0x67, 0x68, 0x69, 0x6a, 0x73, 0x74, 0x75, 0x76,
0x77, 0x78, 0x79, 0x7a, 0x83, 0x84, 0x85, 0x86,
0x87, 0x88, 0x89, 0x8a, 0x92, 0x93, 0x94, 0x95,
0x96, 0x97, 0x98, 0x99, 0x9a, 0xa2, 0xa3, 0xa4,
0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xb2, 0xb3,
0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xc2,
0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca,
0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9,
0xda, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7,
0xe8, 0xe9, 0xea, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5,
0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0x11, 0x00, 0x02,
0x01, 0x02, 0x04, 0x04, 0x03, 0x04, 0x07, 0x05,
0x04, 0x04, 0x00, 0x01, 0x02, 0x77, 0x00, 0x01,
0x02, 0x03, 0x11, 0x04, 0x05, 0x21, 0x31, 0x06,
0x12, 0x41, 0x51, 0x07, 0x61, 0x71, 0x13, 0x22,
0x32, 0x81, 0x08, 0x14, 0x42, 0x91, 0xa1, 0xb1,
0xc1, 0x09, 0x23, 0x33, 0x52, 0xf0, 0x15, 0x62,
0x72, 0xd1, 0x0a, 0x16, 0x24, 0x34, 0xe1, 0x25,
0xf1, 0x17, 0x18, 0x19, 0x1a, 0x26, 0x27, 0x28,
0x29, 0x2a, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a,
0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4a,
0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5a,
0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6a,
0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7a,
0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89,
0x8a, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98,
0x99, 0x9a, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,
0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6,
0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3, 0xc4, 0xc5,
0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xd2, 0xd3, 0xd4,
0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xe2, 0xe3,
0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, 0xf2,
0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa,
#ifdef CONEX_CAM
/* the Conexant frames start with SOF0 */
#else
0xff, 0xc0, 0x00, 0x11, /* SOF0 (start of frame 0 */
0x08, /* data precision */
#endif
};
#ifndef CONEX_CAM
/* variable part:
* 0x01, 0xe0, height
* 0x02, 0x80, width
* 0x03, component number
* 0x01,
* 0x21, samples Y
*/
/* end of header */
static unsigned char eoh[] = {
0x00, /* quant Y */
0x02, 0x11, 0x01, /* samples CbCr - quant CbCr */
0x03, 0x11, 0x01,
0xff, 0xda, 0x00, 0x0c, /* SOS (start of scan) */
0x03, 0x01, 0x00, 0x02, 0x11, 0x03, 0x11, 0x00, 0x3f, 0x00
};
#endif
/* -- output the JPEG header -- */
static void jpeg_put_header(struct gspca_dev *gspca_dev,
struct gspca_frame *frame,
int qindex,
int samplesY)
{
#ifndef CONEX_CAM
unsigned char tmpbuf[8];
#endif
gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
(unsigned char *) quant[qindex], sizeof quant[0]);
gspca_frame_add(gspca_dev, INTER_PACKET, frame,
(unsigned char *) huffman, sizeof huffman);
#ifndef CONEX_CAM
tmpbuf[0] = gspca_dev->height >> 8;
tmpbuf[1] = gspca_dev->height & 0xff;
tmpbuf[2] = gspca_dev->width >> 8;
tmpbuf[3] = gspca_dev->width & 0xff;
tmpbuf[4] = 0x03; /* component number */
tmpbuf[5] = 0x01; /* first component */
tmpbuf[6] = samplesY;
gspca_frame_add(gspca_dev, INTER_PACKET, frame,
tmpbuf, 7);
gspca_frame_add(gspca_dev, INTER_PACKET, frame,
eoh, sizeof eoh);
#endif
}
#endif
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