+++ /dev/null
-
-/*
- * CINELERRA
- * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
- *
- * 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
- * (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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
-/*
- buz - Iomega Buz driver
-
- Copyright (C) 1999 Rainer Johanni <Rainer@Johanni.de>
-
- based on
-
- buz.0.0.3 Copyright (C) 1998 Dave Perks <dperks@ibm.net>
-
- and
-
- bttv - Bt848 frame grabber driver
- Copyright (C) 1996,97 Ralph Metzler (rjkm@thp.uni-koeln.de)
-
- 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
- (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, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
-#ifndef _BUZ_H_
-#define _BUZ_H_
-
-/* The Buz only supports a maximum width of 720, but some V4L
- applications (e.g. xawtv are more happy with 768).
- If XAWTV_HACK is defined, we try to fake a device with bigger width */
-
-//#define XAWTV_HACK
-
-//#ifdef XAWTV_HACK
-//#define BUZ_MAX_WIDTH 768 /* never display more than 768 pixels */
-#define BUZ_MAX_WIDTH (tvnorms[btv->params.norm].Wa)
-//#else
-//#define BUZ_MAX_WIDTH 720 /* never display more than 720 pixels */
-//#endif
-//#define BUZ_MAX_HEIGHT 576 /* never display more than 576 rows */
-#define BUZ_MAX_HEIGHT (tvnorms[btv->params.norm].Ha)
-#define BUZ_MIN_WIDTH 32 /* never display less than 32 pixels */
-#define BUZ_MIN_HEIGHT 24 /* never display less than 24 rows */
-
-struct buz_requestbuffers
-{
- unsigned long count; /* Number of buffers for MJPEG grabbing */
- unsigned long size; /* Size PER BUFFER in bytes */
-};
-
-struct buz_sync
-{
- unsigned long frame; /* number of buffer that has been free'd */
- unsigned long length; /* number of code bytes in buffer (capture only) */
- unsigned long seq; /* frame sequence number */
- struct timeval timestamp; /* timestamp */
-};
-
-struct buz_status
-{
- int input; /* Input channel, has to be set prior to BUZIOC_G_STATUS */
- int signal; /* Returned: 1 if valid video signal detected */
- int norm; /* Returned: VIDEO_MODE_PAL or VIDEO_MODE_NTSC */
- int color; /* Returned: 1 if color signal detected */
-};
-
-struct buz_params
-{
-
- /* The following parameters can only be queried */
-
- int major_version; /* Major version number of driver */
- int minor_version; /* Minor version number of driver */
-
- /* Main control parameters */
-
- int input; /* Input channel: 0 = Composite, 1 = S-VHS */
- int norm; /* Norm: VIDEO_MODE_PAL or VIDEO_MODE_NTSC */
- int decimation; /* decimation of captured video,
- enlargement of video played back.
- Valid values are 1, 2, 4 or 0.
- 0 is a special value where the user
- has full control over video scaling */
-
- /* The following parameters only have to be set if decimation==0,
- for other values of decimation they provide the data how the image is captured */
-
- int HorDcm; /* Horizontal decimation: 1, 2 or 4 */
- int VerDcm; /* Vertical decimation: 1 or 2 */
- int TmpDcm; /* Temporal decimation: 1 or 2,
- if TmpDcm==2 in capture every second frame is dropped,
- in playback every frame is played twice */
- int field_per_buff; /* Number of fields per buffer: 1 or 2 */
- int img_x; /* start of image in x direction */
- int img_y; /* start of image in y direction */
- int img_width; /* image width BEFORE decimation,
- must be a multiple of HorDcm*16 */
- int img_height; /* image height BEFORE decimation,
- must be a multiple of VerDcm*8 */
-
- /* --- End of parameters for decimation==0 only --- */
-
- /* JPEG control parameters */
-
- int quality; /* Measure for quality of compressed images.
- Scales linearly with the size of the compressed images.
- Must be beetween 0 and 100, 100 is a compression
- ratio of 1:4 */
-
- int odd_even; /* Which field should come first ??? */
-
- int APPn; /* Number of APP segment to be written, must be 0..15 */
- int APP_len; /* Length of data in JPEG APPn segment */
- char APP_data[60]; /* Data in the JPEG APPn segment. */
-
- int COM_len; /* Length of data in JPEG COM segment */
- char COM_data[60]; /* Data in JPEG COM segment */
-
- unsigned long jpeg_markers; /* Which markers should go into the JPEG output.
- Unless you exactly know what you do, leave them untouched.
- Inluding less markers will make the resulting code
- smaller, but there will be fewer aplications
- which can read it.
- The presence of the APP and COM marker is
- influenced by APP0_len and COM_len ONLY! */
-#define JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
-#define JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
-#define JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
-#define JPEG_MARKER_COM (1<<6) /* Comment segment */
-#define JPEG_MARKER_APP (1<<7) /* App segment, driver will allways use APP0 */
-
- int VFIFO_FB; /* Flag for enabling Video Fifo Feedback.
- If this flag is turned on and JPEG decompressing
- is going to the screen, the decompress process
- is stopped every time the Video Fifo is full.
- This enables a smooth decompress to the screen
- but the video output signal will get scrambled */
-
- /* Misc */
-
- char reserved[312]; /* Makes 512 bytes for this structure */
-};
-
-/*
-Private IOCTL to set up for displaying MJPEG
-*/
-#define BUZIOC_G_PARAMS _IOR ('v', BASE_VIDIOCPRIVATE+0, struct buz_params)
-#define BUZIOC_S_PARAMS _IOWR('v', BASE_VIDIOCPRIVATE+1, struct buz_params)
-#define BUZIOC_REQBUFS _IOWR('v', BASE_VIDIOCPRIVATE+2, struct buz_requestbuffers)
-#define BUZIOC_QBUF_CAPT _IOW ('v', BASE_VIDIOCPRIVATE+3, int)
-#define BUZIOC_QBUF_PLAY _IOW ('v', BASE_VIDIOCPRIVATE+4, int)
-#define BUZIOC_SYNC _IOR ('v', BASE_VIDIOCPRIVATE+5, struct buz_sync)
-#define BUZIOC_G_STATUS _IOWR('v', BASE_VIDIOCPRIVATE+6, struct buz_status)
-
-
-#ifdef __KERNEL__
-
-#define BUZ_NUM_STAT_COM 4
-#define BUZ_MASK_STAT_COM 3
-
-#define BUZ_MAX_FRAME 256 /* Must be a power of 2 */
-#define BUZ_MASK_FRAME 255 /* Must be BUZ_MAX_FRAME-1 */
-
-#if VIDEO_MAX_FRAME <= 32
-# define V4L_MAX_FRAME 32
-#elif VIDEO_MAX_FRAME <= 64
-# define V4L_MAX_FRAME 64
-#else
-# error "Too many video frame buffers to handle"
-#endif
-#define V4L_MASK_FRAME (V4L_MAX_FRAME - 1)
-
-
-#include "zr36057.h"
-
-enum buz_codec_mode
-{
- BUZ_MODE_IDLE, /* nothing going on */
- BUZ_MODE_MOTION_COMPRESS, /* grabbing frames */
- BUZ_MODE_MOTION_DECOMPRESS, /* playing frames */
- BUZ_MODE_STILL_COMPRESS, /* still frame conversion */
- BUZ_MODE_STILL_DECOMPRESS /* still frame conversion */
-};
-
-enum buz_buffer_state
-{
- BUZ_STATE_USER, /* buffer is owned by application */
- BUZ_STATE_PEND, /* buffer is queued in pend[] ready to feed to I/O */
- BUZ_STATE_DMA, /* buffer is queued in dma[] for I/O */
- BUZ_STATE_DONE /* buffer is ready to return to application */
-};
-
-struct buz_gbuffer
-{
- u32 * frag_tab; /* addresses of frag table */
- u32 frag_tab_bus; /* same value cached to save time in ISR */
- enum buz_buffer_state state; /* non-zero if corresponding buffer is in use in grab queue */
- struct buz_sync bs; /* DONE: info to return to application */
-};
-
-struct v4l_gbuffer
-{
- char * fbuffer; /* virtual address of frame buffer */
- unsigned long fbuffer_phys; /* physical address of frame buffer */
- unsigned long fbuffer_bus; /* bus address of frame buffer */
- enum buz_buffer_state state; /* state: unused/pending/done */
-};
-
-struct buz
-{
- struct video_device video_dev;
- struct i2c_bus i2c;
-
- int initialized; /* flag if buz has been correctly initalized */
- int user; /* number of current users (0 or 1) */
-
- unsigned short id; /* number of this device */
- char name[32]; /* name of this device */
- struct pci_dev *pci_dev; /* PCI device */
- unsigned char revision; /* revision of zr36057 */
- unsigned int zr36057_adr; /* bus address of IO mem returned by PCI BIOS */
- unsigned char *zr36057_mem; /* pointer to mapped IO memory */
-
- int map_mjpeg_buffers; /* Flag which bufferset will map by next mmap() */
-
- spinlock_t lock; /* Spinlock */
-
- /* Video for Linux parameters */
-
- struct video_picture picture; /* Current picture params */
- struct video_buffer buffer; /* Current buffer params */
- struct video_window window; /* Current window params */
- int buffer_set, window_set; /* Flags if the above structures are set */
- int video_interlace; /* Image on screen is interlaced */
-
- u32 *overlay_mask;
-
- struct wait_queue * v4l_capq; /* wait here for grab to finish */
-
- int v4l_overlay_active; /* Overlay grab is activated */
- int v4l_memgrab_active; /* Memory grab is activated */
-
- int v4l_grab_frame; /* Frame number being currently grabbed */
-#define NO_GRAB_ACTIVE (-1)
- int v4l_grab_seq; /* Number of frames grabbed */
- int gwidth; /* Width of current memory capture */
- int gheight; /* Height of current memory capture */
- int gformat; /* Format of ... */
- int gbpl; /* byte per line of ... */
-
- /* V4L grab queue of frames pending */
-
- unsigned v4l_pend_head;
- unsigned v4l_pend_tail;
- int v4l_pend[V4L_MAX_FRAME];
-
- struct v4l_gbuffer v4l_gbuf[VIDEO_MAX_FRAME]; /* V4L buffers' info */
-
- /* Buz MJPEG parameters */
-
- unsigned long jpg_nbufs; /* Number of buffers */
- unsigned long jpg_bufsize; /* Size of mjpeg buffers in bytes */
- int jpg_buffers_allocated; /* Flag if buffers are allocated */
- int need_contiguous; /* Flag if contiguous buffers are needed */
-
- enum buz_codec_mode codec_mode; /* status of codec */
- struct buz_params params; /* structure with a lot of things to play with */
-
- struct wait_queue * jpg_capq; /* wait here for grab to finish */
-
- /* grab queue counts/indices, mask with BUZ_MASK_STAT_COM before using as index */
- /* (dma_head - dma_tail) is number active in DMA, must be <= BUZ_NUM_STAT_COM */
- /* (value & BUZ_MASK_STAT_COM) corresponds to index in stat_com table */
- unsigned long jpg_que_head; /* Index where to put next buffer which is queued */
- unsigned long jpg_dma_head; /* Index of next buffer which goes into stat_com */
- unsigned long jpg_dma_tail; /* Index of last buffer in stat_com */
- unsigned long jpg_que_tail; /* Index of last buffer in queue */
- unsigned long jpg_seq_num; /* count of frames since grab/play started */
-
- /* zr36057's code buffer table */
- u32 * stat_com; /* stat_com[i] is indexed by dma_head/tail & BUZ_MASK_STAT_COM */
-
- /* (value & BUZ_MASK_FRAME) corresponds to index in pend[] queue */
- int jpg_pend[BUZ_MAX_FRAME];
-
- /* array indexed by frame number */
- struct buz_gbuffer jpg_gbuf[BUZ_MAX_FRAME]; /* MJPEG buffers' info */
-
- /* Additional stuff for testing */
-#ifdef CONFIG_PROC_FS
-
- struct proc_dir_entry *buz_proc;
-
-#endif
- int testing;
- int jpeg_error;
- int intr_counter_GIRQ1;
- int intr_counter_GIRQ0;
- int intr_counter_CodRepIRQ;
- int intr_counter_JPEGRepIRQ;
- int field_counter;
- int IRQ1_in;
- int IRQ1_out;
- int JPEG_in;
- int JPEG_out;
- int JPEG_0;
- int JPEG_1;
- int JPEG_missed;
- int JPEG_max_missed;
- int JPEG_min_missed;
-
- u32 last_isr;
- unsigned long frame_num;
-
- struct wait_queue *test_q;
-};
-
-#endif
-
-/*The following should be done in more portable way. It depends on define
- of _ALPHA_BUZ in the Makefile.*/
-
-#ifdef _ALPHA_BUZ
-#define btwrite(dat,adr) writel((dat),(char *) (btv->zr36057_adr+(adr)))
-#define btread(adr) readl(btv->zr36057_adr+(adr))
-#else
-#define btwrite(dat,adr) writel((dat), (char *) (btv->zr36057_mem+(adr)))
-#define btread(adr) readl(btv->zr36057_mem+(adr))
-#endif
-
-#define btand(dat,adr) btwrite((dat) & btread(adr), adr)
-#define btor(dat,adr) btwrite((dat) | btread(adr), adr)
-#define btaor(dat,mask,adr) btwrite((dat) | ((mask) & btread(adr)), adr)
-
-#define I2C_TSA5522 0xc2
-#define I2C_TDA9850 0xb6
-#define I2C_HAUPEE 0xa0
-#define I2C_STBEE 0xae
-#define I2C_SAA7111 0x48
-#define I2C_SAA7110 0x9c
-#define I2C_SAA7185 0x88
-//#define I2C_ADV7175 0xd4
-#define I2C_ADV7175 0x54
-
-#define TDA9850_CON1 0x04
-#define TDA9850_CON2 0x05
-#define TDA9850_CON3 0x06
-#define TDA9850_CON4 0x07
-#define TDA9850_ALI1 0x08
-#define TDA9850_ALI2 0x09
-#define TDA9850_ALI3 0x0a
-
-#endif
projects / goodguy / history.git / blobdiff