From 36e819db435a61819d50c57c424a5ab2b9634e59 Mon Sep 17 00:00:00 2001 From: Jean-Francois Moine Date: Wed, 7 Jan 2009 16:49:57 -0300 Subject: [PATCH 1/1] V4L/DVB (10345): gspca - jpeg subdrivers: One quantization table per subdriver. Signed-off-by: Jean-Francois Moine Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/conex.c | 8 +- drivers/media/video/gspca/jpeg.h | 283 ++++++++++++++++++++---------------- drivers/media/video/gspca/mars.c | 9 +- drivers/media/video/gspca/sonixj.c | 5 +- drivers/media/video/gspca/spca500.c | 5 +- drivers/media/video/gspca/stk014.c | 10 +- drivers/media/video/gspca/sunplus.c | 7 +- drivers/media/video/gspca/zc3xx.c | 36 ++--- 8 files changed, 183 insertions(+), 180 deletions(-) diff --git a/drivers/media/video/gspca/conex.c b/drivers/media/video/gspca/conex.c index 2de8906..de2e608 100644 --- a/drivers/media/video/gspca/conex.c +++ b/drivers/media/video/gspca/conex.c @@ -23,6 +23,7 @@ #include "gspca.h" #define CONEX_CAM 1 /* special JPEG header */ +#define QUANT_VAL 0 /* quantization table */ #include "jpeg.h" MODULE_AUTHOR("Michel Xhaard "); @@ -36,8 +37,6 @@ struct sd { unsigned char brightness; unsigned char contrast; unsigned char colors; - - unsigned char qindex; }; /* V4L2 controls supported by the driver */ @@ -818,7 +817,6 @@ static int sd_config(struct gspca_dev *gspca_dev, cam->cam_mode = vga_mode; cam->nmodes = sizeof vga_mode / sizeof vga_mode[0]; - sd->qindex = 0; /* set the quantization */ sd->brightness = BRIGHTNESS_DEF; sd->contrast = CONTRAST_DEF; sd->colors = COLOR_DEF; @@ -882,9 +880,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, data, 0); /* put the JPEG header in the new frame */ - jpeg_put_header(gspca_dev, frame, - ((struct sd *) gspca_dev)->qindex, - 0x22); + jpeg_put_header(gspca_dev, frame, 0x22); data += 2; len -= 2; } diff --git a/drivers/media/video/gspca/jpeg.h b/drivers/media/video/gspca/jpeg.h index d823b47..7d2df97 100644 --- a/drivers/media/video/gspca/jpeg.h +++ b/drivers/media/video/gspca/jpeg.h @@ -24,171 +24,207 @@ * */ -/* start of jpeg frame + quantization table */ -static const unsigned char quant[][0x88] = { -/* index 0 - Q40*/ - { +/* + * generation options + * CONEX_CAM Conexant if present + * QUANT_VAL quantization table (0..8) + */ + +/* + * JPEG header: + * - start of jpeg frame + * - quantization table + * - huffman table + * - start of SOF0 + */ +static const u8 jpeg_head[] = { 0xff, 0xd8, /* jpeg */ 0xff, 0xdb, 0x00, 0x84, /* DQT */ +#if QUANT_VAL == 0 +/* index 0 - Q40*/ 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, + 0x14, 0x0e, 0x0f, 0x12, 0x0f, 0x0d, 0x14, 0x12, + 0x10, 0x12, 0x17, 0x15, 0x14, 0x18, 0x1e, 0x32, + 0x21, 0x1e, 0x1c, 0x1c, 0x1e, 0x3d, 0x2c, 0x2e, + 0x24, 0x32, 0x49, 0x40, 0x4c, 0x4b, 0x47, 0x40, + 0x46, 0x45, 0x50, 0x5a, 0x73, 0x62, 0x50, 0x55, + 0x6d, 0x56, 0x45, 0x46, 0x64, 0x88, 0x65, 0x6d, + 0x77, 0x7b, 0x81, 0x82, 0x81, 0x4e, 0x60, 0x8d, + 0x97, 0x8c, 0x7d, 0x96, 0x73, 0x7e, 0x81, 0x7c, 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}, + 0x15, 0x17, 0x17, 0x1e, 0x1a, 0x1e, 0x3b, 0x21, + 0x21, 0x3b, 0x7c, 0x53, 0x46, 0x53, 0x7c, 0x0c, + 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, + 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, + 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, + 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, + 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, + 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, 0x7c, +#elif QUANT_VAL == 1 /* 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, + 0x10, 0x0b, 0x0c, 0x0e, 0x0c, 0x0a, 0x10, 0x0e, + 0x0d, 0x0e, 0x12, 0x11, 0x10, 0x13, 0x18, 0x28, + 0x1a, 0x18, 0x16, 0x16, 0x18, 0x31, 0x23, 0x25, + 0x1d, 0x28, 0x3a, 0x33, 0x3d, 0x3c, 0x39, 0x33, + 0x38, 0x37, 0x40, 0x48, 0x5c, 0x4e, 0x40, 0x44, + 0x57, 0x45, 0x37, 0x38, 0x50, 0x6d, 0x51, 0x57, + 0x5f, 0x62, 0x67, 0x68, 0x67, 0x3e, 0x4d, 0x71, + 0x79, 0x70, 0x64, 0x78, 0x5c, 0x65, 0x67, 0x63, 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}, + 0x11, 0x12, 0x12, 0x18, 0x15, 0x18, 0x2f, 0x1a, + 0x1a, 0x2f, 0x63, 0x42, 0x38, 0x42, 0x63, 0x63, + 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, + 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, + 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, + 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, + 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, + 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, +#elif QUANT_VAL == 2 /* 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, + 0x0d, 0x09, 0x0a, 0x0b, 0x0a, 0x08, 0x0d, 0x0b, + 0x0a, 0x0b, 0x0e, 0x0e, 0x0d, 0x0f, 0x13, 0x20, + 0x15, 0x13, 0x12, 0x12, 0x13, 0x27, 0x1c, 0x1e, + 0x17, 0x20, 0x2e, 0x29, 0x31, 0x30, 0x2e, 0x29, + 0x2d, 0x2c, 0x33, 0x3a, 0x4a, 0x3e, 0x33, 0x36, + 0x46, 0x37, 0x2c, 0x2d, 0x40, 0x57, 0x41, 0x46, + 0x4c, 0x4e, 0x52, 0x53, 0x52, 0x32, 0x3e, 0x5a, + 0x61, 0x5a, 0x50, 0x60, 0x4a, 0x51, 0x52, 0x4f, 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}, + 0x0e, 0x0e, 0x0e, 0x13, 0x11, 0x13, 0x26, 0x15, + 0x15, 0x26, 0x4f, 0x35, 0x2d, 0x35, 0x4f, 0x4f, + 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, + 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, + 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, + 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, + 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, + 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, 0x4f, +#elif QUANT_VAL == 3 /* 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, + 0x0a, 0x07, 0x07, 0x08, 0x07, 0x06, 0x0a, 0x08, + 0x08, 0x08, 0x0b, 0x0a, 0x0a, 0x0b, 0x0e, 0x18, + 0x10, 0x0e, 0x0d, 0x0d, 0x0e, 0x1d, 0x15, 0x16, + 0x11, 0x18, 0x23, 0x1f, 0x25, 0x24, 0x22, 0x1f, + 0x22, 0x21, 0x26, 0x2b, 0x37, 0x2f, 0x26, 0x29, + 0x34, 0x29, 0x21, 0x22, 0x30, 0x41, 0x31, 0x34, + 0x39, 0x3b, 0x3e, 0x3e, 0x3e, 0x25, 0x2e, 0x44, + 0x49, 0x43, 0x3c, 0x48, 0x37, 0x3d, 0x3e, 0x3b, 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}, + 0x0a, 0x0b, 0x0b, 0x0e, 0x0d, 0x0e, 0x1c, 0x10, + 0x10, 0x1c, 0x3b, 0x28, 0x22, 0x28, 0x3b, 0x3b, + 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, + 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, + 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, + 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, + 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, + 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, 0x3b, +#elif QUANT_VAL == 4 /* 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, + 0x06, 0x04, 0x05, 0x06, 0x05, 0x04, 0x06, 0x06, + 0x05, 0x06, 0x07, 0x07, 0x06, 0x08, 0x0a, 0x10, + 0x0a, 0x0a, 0x09, 0x09, 0x0a, 0x14, 0x0e, 0x0f, + 0x0c, 0x10, 0x17, 0x14, 0x18, 0x18, 0x17, 0x14, + 0x16, 0x16, 0x1a, 0x1d, 0x25, 0x1f, 0x1a, 0x1b, + 0x23, 0x1c, 0x16, 0x16, 0x20, 0x2c, 0x20, 0x23, + 0x26, 0x27, 0x29, 0x2a, 0x29, 0x19, 0x1f, 0x2d, + 0x30, 0x2d, 0x28, 0x30, 0x25, 0x28, 0x29, 0x28, 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}, + 0x07, 0x07, 0x07, 0x0a, 0x08, 0x0a, 0x13, 0x0a, + 0x0a, 0x13, 0x28, 0x1a, 0x16, 0x1a, 0x28, 0x28, + 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, + 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, + 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, + 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, + 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, + 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, +#elif QUANT_VAL == 5 /* 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, + 0x05, 0x03, 0x04, 0x04, 0x04, 0x03, 0x05, 0x04, + 0x04, 0x04, 0x05, 0x05, 0x05, 0x06, 0x07, 0x0c, + 0x08, 0x07, 0x07, 0x07, 0x07, 0x0f, 0x0b, 0x0b, + 0x09, 0x0c, 0x11, 0x0f, 0x12, 0x12, 0x11, 0x0f, + 0x11, 0x11, 0x13, 0x16, 0x1c, 0x17, 0x13, 0x14, + 0x1a, 0x15, 0x11, 0x11, 0x18, 0x21, 0x18, 0x1a, + 0x1d, 0x1d, 0x1f, 0x1f, 0x1f, 0x13, 0x17, 0x22, + 0x24, 0x22, 0x1e, 0x24, 0x1c, 0x1e, 0x1f, 0x1e, 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}, + 0x05, 0x05, 0x05, 0x07, 0x06, 0x07, 0x0e, 0x08, + 0x08, 0x0e, 0x1e, 0x14, 0x11, 0x14, 0x1e, 0x1e, + 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, + 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, + 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, + 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, + 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, + 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, +#elif QUANT_VAL == 6 /* 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, + 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, - }, + 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, +#elif QUANT_VAL == 7 /* 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, + 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, + 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, + 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, -}, +#elif QUANT_VAL == 8 /* 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, + 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 -} -}; + 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, +#else +#error "Invalid quantization table" +#endif -/* huffman table + start of SOF0 */ -static unsigned char huffman[] = { +/* huffman table */ 0xff, 0xc4, 0x01, 0xa2, 0x00, 0x00, 0x01, 0x05, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, @@ -260,7 +296,7 @@ static unsigned char huffman[] = { */ /* end of header */ -static unsigned char eoh[] = { +static u8 eoh[] = { 0x00, /* quant Y */ 0x02, 0x11, 0x01, /* samples CbCr - quant CbCr */ 0x03, 0x11, 0x01, @@ -273,17 +309,14 @@ static unsigned char eoh[] = { /* -- 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]; + u8 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); + jpeg_head, sizeof jpeg_head); #ifndef CONEX_CAM tmpbuf[0] = gspca_dev->height >> 8; tmpbuf[1] = gspca_dev->height & 0xff; diff --git a/drivers/media/video/gspca/mars.c b/drivers/media/video/gspca/mars.c index 477441e..54c68ea 100644 --- a/drivers/media/video/gspca/mars.c +++ b/drivers/media/video/gspca/mars.c @@ -22,6 +22,7 @@ #define MODULE_NAME "mars" #include "gspca.h" +#define QUANT_VAL 1 /* quantization table */ #include "jpeg.h" MODULE_AUTHOR("Michel Xhaard "); @@ -31,8 +32,6 @@ MODULE_LICENSE("GPL"); /* specific webcam descriptor */ struct sd { struct gspca_dev gspca_dev; /* !! must be the first item */ - - char qindex; }; /* V4L2 controls supported by the driver */ @@ -117,13 +116,11 @@ static void bulk_w(struct gspca_dev *gspca_dev, static int sd_config(struct gspca_dev *gspca_dev, const struct usb_device_id *id) { - struct sd *sd = (struct sd *) gspca_dev; struct cam *cam; cam = &gspca_dev->cam; cam->cam_mode = vga_mode; cam->nmodes = ARRAY_SIZE(vga_mode); - sd->qindex = 1; /* set the quantization table */ return 0; } @@ -345,7 +342,6 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, __u8 *data, /* isoc packet */ int len) /* iso packet length */ { - struct sd *sd = (struct sd *) gspca_dev; int p; if (len < 6) { @@ -368,8 +364,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, frame, data, 0); /* put the JPEG header */ - jpeg_put_header(gspca_dev, frame, - sd->qindex, 0x21); + jpeg_put_header(gspca_dev, frame, 0x21); data += 16; len -= 16; break; diff --git a/drivers/media/video/gspca/sonixj.c b/drivers/media/video/gspca/sonixj.c index 755ca30..51d68d3 100644 --- a/drivers/media/video/gspca/sonixj.c +++ b/drivers/media/video/gspca/sonixj.c @@ -22,6 +22,7 @@ #define MODULE_NAME "sonixj" #include "gspca.h" +#define QUANT_VAL 4 /* quantization table */ #include "jpeg.h" #define V4L2_CID_INFRARED (V4L2_CID_PRIVATE_BASE + 0) @@ -49,7 +50,6 @@ struct sd { __s8 ag_cnt; #define AG_CNT_START 13 - __u8 qindex; __u8 bridge; #define BRIDGE_SN9C102P 0 #define BRIDGE_SN9C105 1 @@ -1025,7 +1025,6 @@ static int sd_config(struct gspca_dev *gspca_dev, sd->sensor = id->driver_info >> 8; sd->i2c_base = id->driver_info; - sd->qindex = 4; /* set the quantization table */ sd->brightness = BRIGHTNESS_DEF; sd->contrast = CONTRAST_DEF; sd->colors = COLOR_DEF; @@ -1549,7 +1548,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, if (gspca_dev->last_packet_type == LAST_PACKET) { /* put the JPEG 422 header */ - jpeg_put_header(gspca_dev, frame, sd->qindex, 0x21); + jpeg_put_header(gspca_dev, frame, 0x21); } gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); } diff --git a/drivers/media/video/gspca/spca500.c b/drivers/media/video/gspca/spca500.c index 5450c3c..e00f3b5 100644 --- a/drivers/media/video/gspca/spca500.c +++ b/drivers/media/video/gspca/spca500.c @@ -22,6 +22,7 @@ #define MODULE_NAME "spca500" #include "gspca.h" +#define QUANT_VAL 5 /* quantization table */ #include "jpeg.h" MODULE_AUTHOR("Michel Xhaard "); @@ -39,7 +40,6 @@ struct sd { unsigned char contrast; unsigned char colors; - char qindex; char subtype; #define AgfaCl20 0 #define AiptekPocketDV 1 @@ -637,7 +637,6 @@ static int sd_config(struct gspca_dev *gspca_dev, cam->cam_mode = sif_mode; cam->nmodes = ARRAY_SIZE(sif_mode); } - sd->qindex = 5; sd->brightness = BRIGHTNESS_DEF; sd->contrast = CONTRAST_DEF; sd->colors = COLOR_DEF; @@ -900,7 +899,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, ffd9, 2); /* put the JPEG header in the new frame */ - jpeg_put_header(gspca_dev, frame, sd->qindex, 0x22); + jpeg_put_header(gspca_dev, frame, 0x22); data += SPCA500_OFFSET_DATA; len -= SPCA500_OFFSET_DATA; diff --git a/drivers/media/video/gspca/stk014.c b/drivers/media/video/gspca/stk014.c index ba31eb3..d1d54ed 100644 --- a/drivers/media/video/gspca/stk014.c +++ b/drivers/media/video/gspca/stk014.c @@ -21,6 +21,8 @@ #define MODULE_NAME "stk014" #include "gspca.h" +#define QUANT_VAL 7 /* quantization table */ + /* <= 4 KO - 7: good (enough!) */ #include "jpeg.h" MODULE_AUTHOR("Jean-Francois Moine "); @@ -37,9 +39,6 @@ struct sd { unsigned char lightfreq; }; -/* global parameters */ -static int sd_quant = 7; /* <= 4 KO - 7: good (enough!) */ - /* V4L2 controls supported by the driver */ static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val); static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val); @@ -418,7 +417,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, ffd9, 2); /* put the JPEG 411 header */ - jpeg_put_header(gspca_dev, frame, sd_quant, 0x22); + jpeg_put_header(gspca_dev, frame, 0x22); /* beginning of the frame */ #define STKHDRSZ 12 @@ -575,6 +574,3 @@ static void __exit sd_mod_exit(void) module_init(sd_mod_init); module_exit(sd_mod_exit); - -module_param_named(quant, sd_quant, int, 0644); -MODULE_PARM_DESC(quant, "Quantization index (0..8)"); diff --git a/drivers/media/video/gspca/sunplus.c b/drivers/media/video/gspca/sunplus.c index d9c9c44..2c0b6c3 100644 --- a/drivers/media/video/gspca/sunplus.c +++ b/drivers/media/video/gspca/sunplus.c @@ -22,6 +22,7 @@ #define MODULE_NAME "sunplus" #include "gspca.h" +#define QUANT_VAL 5 /* quantization table */ #include "jpeg.h" MODULE_AUTHOR("Michel Xhaard "); @@ -40,7 +41,6 @@ struct sd { unsigned char colors; unsigned char autogain; - char qindex; char bridge; #define BRIDGE_SPCA504 0 #define BRIDGE_SPCA504B 1 @@ -849,7 +849,6 @@ static int sd_config(struct gspca_dev *gspca_dev, cam->nmodes = sizeof vga_mode2 / sizeof vga_mode2[0]; break; } - sd->qindex = 5; /* set the quantization table */ sd->brightness = sd_ctrls[SD_BRIGHTNESS].qctrl.default_value; sd->contrast = sd_ctrls[SD_CONTRAST].qctrl.default_value; sd->colors = sd_ctrls[SD_COLOR].qctrl.default_value; @@ -1154,9 +1153,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, ffd9, 2); /* put the JPEG header in the new frame */ - jpeg_put_header(gspca_dev, frame, - ((struct sd *) gspca_dev)->qindex, - 0x22); + jpeg_put_header(gspca_dev, frame, 0x22); } /* add 0x00 after 0xff */ diff --git a/drivers/media/video/gspca/zc3xx.c b/drivers/media/video/gspca/zc3xx.c index 2482f91..226aafc 100644 --- a/drivers/media/video/gspca/zc3xx.c +++ b/drivers/media/video/gspca/zc3xx.c @@ -31,6 +31,7 @@ MODULE_LICENSE("GPL"); static int force_sensor = -1; +#define QUANT_VAL 1 /* quantization table */ #include "jpeg.h" #include "zc3xx-reg.h" @@ -45,7 +46,6 @@ struct sd { __u8 lightfreq; __u8 sharpness; - char qindex; signed char sensor; /* Type of image sensor chip */ /* !! values used in different tables */ #define SENSOR_CS2102 0 @@ -6536,7 +6536,6 @@ static void setquality(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; struct usb_device *dev = gspca_dev->dev; - __u8 quality; __u8 frxt; switch (sd->sensor) { @@ -6547,26 +6546,18 @@ static void setquality(struct gspca_dev *gspca_dev) return; } /*fixme: is it really 0008 0007 0018 for all other sensors? */ - quality = sd->qindex; - reg_w(dev, quality, 0x0008); + reg_w(dev, QUANT_VAL, 0x0008); frxt = 0x30; reg_w(dev, frxt, 0x0007); - switch (quality) { - case 0: - case 1: - case 2: - frxt = 0xff; - break; - case 3: - frxt = 0xf0; - break; - case 4: - frxt = 0xe0; - break; - case 5: - frxt = 0x20; - break; - } +#if QUANT_VAL == 0 || QUANT_VAL == 1 || QUANT_VAL == 2 + frxt = 0xff; +#elif QUANT_VAL == 3 + frxt = 0xf0; +#elif QUANT_VAL == 4 + frxt = 0xe0; +#else + frxt = 0x20; +#endif reg_w(dev, frxt, 0x0018); } @@ -7156,7 +7147,6 @@ static int sd_config(struct gspca_dev *gspca_dev, cam->cam_mode = sif_mode; cam->nmodes = ARRAY_SIZE(sif_mode); } - sd->qindex = 1; sd->brightness = sd_ctrls[SD_BRIGHTNESS].qctrl.default_value; sd->contrast = sd_ctrls[SD_CONTRAST].qctrl.default_value; sd->gamma = gamma[(int) sd->sensor]; @@ -7358,9 +7348,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, data, 0); /* put the JPEG header in the new frame */ - jpeg_put_header(gspca_dev, frame, - ((struct sd *) gspca_dev)->qindex, - 0x21); + jpeg_put_header(gspca_dev, frame, 0x21); /* remove the webcam's header: * ff d8 ff fe 00 0e 00 00 ss ss 00 01 ww ww hh hh pp pp * - 'ss ss' is the frame sequence number (BE) -- 1.8.2.3