static int zr36060_codecs = 0;
static int low_bitrate = 0;
-MODULE_PARM(low_bitrate, "i");
+module_param(low_bitrate, bool, 0);
MODULE_PARM_DESC(low_bitrate, "Buz compatibility option, halves bitrate");
/* debugging is available via module parameter */
static int debug = 0;
-MODULE_PARM(debug, "i");
+module_param(debug, int, 0);
MODULE_PARM_DESC(debug, "Debug level (0-4)");
#define dprintk(num, format, args...) \
0xF9, 0xFA
};
-static const char zr36060_app[0x40] = {
- 0xff, 0xe0, //Marker: APP0
- 0x00, 0x07, //Length: 7
- ' ', 'A', 'V', 'I', '1', 0, 0, 0, // 'AVI' field
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0
-};
-
-static const char zr36060_com[0x40] = {
- 0xff, 0xfe, //Marker: COM
- 0x00, 0x06, //Length: 6
- ' ', 'C', 'O', 'M', 0, 0, 0, 0, // 'COM' field
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0
-};
-
/* jpeg baseline setup, this is just fixed in this driver (YUV pictures) */
#define NO_OF_COMPONENTS 0x3 //Y,U,V
#define BASELINE_PRECISION 0x8 //MCU size (?)
sum +=
zr36060_pushit(ptr, ZR060_DHT_IDX, sizeof(zr36060_dht),
zr36060_dht);
- sum +=
- zr36060_pushit(ptr, ZR060_APP_IDX, sizeof(zr36060_app),
- zr36060_app);
- sum +=
- zr36060_pushit(ptr, ZR060_COM_IDX, sizeof(zr36060_com),
- zr36060_com);
+ zr36060_write(ptr, ZR060_APP_IDX, 0xff);
+ zr36060_write(ptr, ZR060_APP_IDX + 1, 0xe0 + ptr->app.appn);
+ zr36060_write(ptr, ZR060_APP_IDX + 2, 0x00);
+ zr36060_write(ptr, ZR060_APP_IDX + 3, ptr->app.len + 2);
+ sum += zr36060_pushit(ptr, ZR060_APP_IDX + 4, 60,
+ ptr->app.data) + 4;
+ zr36060_write(ptr, ZR060_COM_IDX, 0xff);
+ zr36060_write(ptr, ZR060_COM_IDX + 1, 0xfe);
+ zr36060_write(ptr, ZR060_COM_IDX + 2, 0x00);
+ zr36060_write(ptr, ZR060_COM_IDX + 3, ptr->com.len + 2);
+ sum += zr36060_pushit(ptr, ZR060_COM_IDX + 4, 60,
+ ptr->com.data) + 4;
/* setup misc. data for compression (target code sizes) */
/* JPEG markers to be included in the compressed stream */
zr36060_write(ptr, ZR060_MER,
- ZR060_MER_App | ZR060_MER_Com | ZR060_MER_DQT
- | ZR060_MER_DHT);
+ ZR060_MER_DQT | ZR060_MER_DHT |
+ ((ptr->com.len > 0) ? ZR060_MER_Com : 0) |
+ ((ptr->app.len > 0) ? ZR060_MER_App : 0));
/* Setup the Video Frontend */
/* Limit pixel range to 16..235 as per CCIR-601 */
return -EFAULT;
ptr->scalefact = *ival;
break;
+
+ case CODEC_G_JPEG_APP_DATA: { /* get appn marker data */
+ struct jpeg_app_marker *app = data;
+
+ if (size != sizeof(struct jpeg_app_marker))
+ return -EFAULT;
+
+ *app = ptr->app;
+ break;
+ }
+
+ case CODEC_S_JPEG_APP_DATA: { /* set appn marker data */
+ struct jpeg_app_marker *app = data;
+
+ if (size != sizeof(struct jpeg_app_marker))
+ return -EFAULT;
+
+ ptr->app = *app;
+ break;
+ }
+
+ case CODEC_G_JPEG_COM_DATA: { /* get comment marker data */
+ struct jpeg_com_marker *com = data;
+
+ if (size != sizeof(struct jpeg_com_marker))
+ return -EFAULT;
+
+ *com = ptr->com;
+ break;
+ }
+
+ case CODEC_S_JPEG_COM_DATA: { /* set comment marker data */
+ struct jpeg_com_marker *com = data;
+
+ if (size != sizeof(struct jpeg_com_marker))
+ return -EFAULT;
+
+ ptr->com = *com;
+ break;
+ }
+
default:
return -EINVAL;
}
ptr->max_block_vol = 240; /* CHECKME, was 120 is 240 */
ptr->scalefact = 0x100;
ptr->dri = 1; /* CHECKME, was 8 is 1 */
+
+ /* by default, no COM or APP markers - app should set those */
+ ptr->com.len = 0;
+ ptr->app.appn = 0;
+ ptr->app.len = 0;
+
zr36060_init(ptr);
dprintk(1, KERN_INFO "%s: codec attached and running\n",