diff options
Diffstat (limited to 'v4l2-apps/util/cx25821/upstream_app.c')
| -rw-r--r-- | v4l2-apps/util/cx25821/upstream_app.c | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/v4l2-apps/util/cx25821/upstream_app.c b/v4l2-apps/util/cx25821/upstream_app.c new file mode 100644 index 000000000..97f7b84aa --- /dev/null +++ b/v4l2-apps/util/cx25821/upstream_app.c @@ -0,0 +1,221 @@ +/* + * Driver for the Conexant CX25821 PCIe bridge + * + * Copyright (C) 2009 Conexant Systems Inc. + * Authors <hiep.huynh@conexant.com>, <shu.lin@conexant.com> + * + * 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. + */ + +#include <stdio.h> +#include <stdlib.h> +#include <fcntl.h> +#include <string.h> +#include <linux/errno.h> +#include <linux/ioctl.h> + +#define VID_UPSTREAM_SRAM_CHANNEL_I 9 +#define VID_UPSTREAM_SRAM_CHANNEL_J 10 +#define AUDIO_UPSTREAM_SRAM_CHANNEL_B 11 +#define PIXEL_FRMT_422 4 +#define PIXEL_FRMT_411 5 +#define UPSTREAM_START_VIDEO 700 +#define UPSTREAM_STOP_VIDEO 701 +#define UPSTREAM_START_AUDIO 702 +#define UPSTREAM_STOP_AUDIO 703 +#define UPSTREAM_DUMP_REGISTERS 702 + + +typedef struct { + char *input_filename; + char *vid_stdname; + int pixel_format; + int channel_select; + int command; +} upstream_user_struct; + +void print_video_usage() +{ + printf("\n************************************************************************ \n"); + printf("Video Sample Usage: ./upstream_app d 1 v /root/filename.yuv NTSC 422 1 start \n"); + printf("Argument 0: ./upstream_app \n"); + printf("Argument 1: Device ID (1 and above)\n"); + printf("Argument 2: v for video\n"); + printf("Argument 3: input file name \n"); + printf("Argument 4: Video Standard \n"); + printf("Argument 5: Pixel Format (Y422 or Y411) \n"); + printf("Argument 6: Upstream Channel Number\n"); + printf("Argument 7: start/stop command\n\n"); +} + +void print_audio_usage() +{ + printf("\n************************************************************************ \n"); + printf("Audio Sample Usage: ./upstream_app d 1 a /root/audio.wav start\n"); + printf("Argument 0: ./upstream_app \n"); + printf("Argument 1: Device ID (1 and above)\n"); + printf("Argument 2: a for audio \n"); + printf("Argument 3: input file name \n"); + printf("Argument 4: start/stop command\n\n"); +} + +int main(int argc, char** argv) +{ + int fp; + unsigned int cmd= 0 ; + int i = 1; + int mode = 0; + int pixel_format = 422; + int channel_select = 1; + int device_id = 0, video_id = 11; + char * temp2; + char *video_device_str[4][2] = {{"/dev/video8", "/dev/video9"}, {"/dev/video20", "/dev/video21"}, + {"/dev/video32", "/dev/video33"}, {"/dev/video44", "/dev/video45"} }; + char *audio_device_str[4] = {"/dev/video10", "/dev/video22", "/dev/video34", "/dev/video46"}; + char mode_temp = 'v'; + + if(argc < 2 || (tolower(*(argv[1])) != 'd') ) + { + print_video_usage(); + print_audio_usage(); + return -EINVAL; + } + else + { + sscanf(argv[2], "%d", &device_id ); + i += 2; + + if( device_id <= 0 || device_id > 4 ) + { + print_video_usage(); + print_audio_usage(); + return -EINVAL; + } + + temp2 = argv[i]; + mode_temp = tolower(temp2[0]); + switch(mode_temp) + { + case 'v': + if( argc < 9 ) + { + print_video_usage(); + return -EINVAL; + } + break; + + case 'a': + if( argc < 6 ) + { + print_audio_usage(); + return -EINVAL; + } + break; + } + } + + if( mode_temp == 'v' || mode_temp == 'a' ) + { + FILE* file_ptr = fopen(argv[4], "r"); + + if( !file_ptr ) + { + printf("\nERROR: %s file does NOT exist!!! \n\n", argv[4]); + return -EINVAL; + } + + fclose(file_ptr); + } + else + { + print_video_usage(); + print_audio_usage(); + return -EINVAL; + } + + printf("\n*************************************************************** \n"); + + switch(mode_temp) + { + case 'v': + { + char * temp = argv[5]; + upstream_user_struct arguments; + arguments.input_filename = argv[4]; + arguments.vid_stdname = (tolower(temp[0]) == 'p') ? "PAL" : "NTSC"; + sscanf(argv[6], "%d", &pixel_format); + sscanf(argv[7], "%d", &channel_select); + arguments.pixel_format = (pixel_format == 422) ? PIXEL_FRMT_422 : PIXEL_FRMT_411; + arguments.channel_select = (channel_select==1) ? VID_UPSTREAM_SRAM_CHANNEL_I : VID_UPSTREAM_SRAM_CHANNEL_J; + temp = argv[8]; + arguments.command = (strcasecmp("STOP", temp) == 0) ? UPSTREAM_STOP_VIDEO : UPSTREAM_START_VIDEO; + + + if( channel_select >= 1 && channel_select <= 2 ) + { + if((fp = open(video_device_str[device_id-1][channel_select-1], O_RDWR)) == -1) + { + printf("Error: cannot open device file %s !\n", video_device_str[device_id-1][channel_select-1]); + return -EINVAL; + } + + printf("Device %s open for IOCTL successfully!\n", video_device_str[device_id-1][channel_select-1]); + printf("UPSTREAM parameters: filename = %s, channel_select(I=1) = %d \n", arguments.input_filename, channel_select); + + + if((ioctl(fp, arguments.command, (char *) &arguments)) == -1) + { + printf("Error: ioctl FAILED!\n"); + } + } + } + break; + + case 'a': + { + char * temp = argv[5]; + upstream_user_struct arguments; + arguments.input_filename = argv[4]; + arguments.vid_stdname = "NTSC"; + arguments.pixel_format = PIXEL_FRMT_422; + arguments.channel_select = AUDIO_UPSTREAM_SRAM_CHANNEL_B; + arguments.command = (strcasecmp("STOP", temp) == 0) ? UPSTREAM_STOP_AUDIO : UPSTREAM_START_AUDIO; + + + if((fp = open(audio_device_str[device_id-1], O_RDWR)) == -1) + { + printf("Error: cannot open device file %s !\n", audio_device_str[device_id-1]); + return -EINVAL; + } + + printf("Device %s open for IOCTL successfully!\n", audio_device_str[device_id-1]); + printf("UPSTREAM parameters: filename = %s, audio channel = %d \n", arguments.input_filename, arguments.channel_select); + + + if((ioctl(fp, arguments.command, (char *) &arguments)) == -1) + printf("Error: ioctl FAILED!\n"); + } + break; + + default: + printf("ERROR: INVALID ioctl command!\n"); + return -EINVAL; + } + + printf("*************************************************************** \n\n"); + close(fp); + return 0; +} |