154 lines
3.6 KiB
C
154 lines
3.6 KiB
C
/***************************************************
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该demo主要是使用AT命令拍一张照片,前提要将jpeg打开
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***************************************************/
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#include "osal/string.h"
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#include "custom_mem/custom_mem.h"
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#include "stream_frame.h"
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#include "osal/task.h"
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#include "osal_file.h"
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#include "video_app/video_app.h"
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void at_save_photo_thread(void *d);
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struct AT_PHOTO
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{
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struct os_task task;
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uint32_t photo_num;
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uint8_t filename_prefix[4];
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uint8_t running;
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};
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static struct AT_PHOTO *photo_s = NULL;
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int32 demo_atcmd_save_photo(const char *cmd, char *argv[], uint32 argc)
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{
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#if OPENDML_EN && SDH_EN && FS_EN
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if(argc < 2)
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{
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os_printf("%s argc too small:%d,should more 2 arg\n",__FUNCTION__,argc);
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return 0;
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}
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if(os_atoi(argv[0]) == 0)
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{
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if(photo_s)
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{
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photo_s->running = 0;
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}
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else
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{
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os_printf("%s takephoto num err:%d\n",__FUNCTION__,os_atoi(argv[0]));
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}
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return 0;
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}
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photo_s = custom_malloc(sizeof(struct AT_PHOTO));
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if(photo_s)
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{
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memset(photo_s,0,sizeof(struct AT_PHOTO));
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//连续拍照多少张
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photo_s->photo_num = os_atoi(argv[0]);
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int prefix_len = strlen(argv[1]);
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if(prefix_len > 3)
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{
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os_memcpy(photo_s->filename_prefix,argv[1],3);
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}
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else
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{
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os_memcpy(photo_s->filename_prefix,argv[1],prefix_len);
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}
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//创建拍照的任务
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OS_TASK_INIT("at_photo", &photo_s->task, at_save_photo_thread, (uint32)photo_s, OS_TASK_PRIORITY_NORMAL, 1024);
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}
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#endif
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return 0;
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}
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static int opcode_func(stream *s,void *priv,int opcode)
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{
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int res = 0;
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//_os_printf("%s:%d\topcode:%d\n",__FUNCTION__,__LINE__,opcode);
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switch(opcode)
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{
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case STREAM_OPEN_ENTER:
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break;
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case STREAM_OPEN_EXIT:
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{
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enable_stream(s,1);
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}
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break;
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case STREAM_OPEN_FAIL:
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break;
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default:
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//默认都返回成功
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break;
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}
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return res;
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}
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extern int no_frame_record_video2(void *fp,void *d,int flen);
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void at_save_photo_thread(void *d)
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{
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struct data_structure *get_f = NULL;
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struct AT_PHOTO *p_s = (struct AT_PHOTO *)d;
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stream *s = NULL;
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uint32_t flen;
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char filename[64] = {0};
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s = open_stream_available(R_AT_SAVE_PHOTO,0,8,opcode_func,NULL);
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if(!s)
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{
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goto at_save_photo_thread_end;
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}
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p_s->running = 1;
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void *fp = NULL;
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uint32_t err_count = 0;
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start_jpeg();
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while(p_s->photo_num && p_s->running)
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{
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get_f = recv_real_data(s);
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if(get_f)
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{
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err_count = 0;
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os_sprintf(filename,"0:photo/%s_%04d.jpg",p_s->filename_prefix,(uint32_t)os_jiffies()%9999);
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os_printf("filename:%s\n",filename);
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fp = osal_fopen(filename,"wb+");
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if(!fp)
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{
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goto at_save_photo_thread_end;
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}
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flen = get_stream_real_data_len(get_f);
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no_frame_record_video2(fp,get_f,flen);
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free_data(get_f);
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get_f = NULL;
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osal_fclose(fp);
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p_s->photo_num--;
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}
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else
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{
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err_count++;
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os_sleep_ms(1);
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if(err_count++ > 1000)
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{
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goto at_save_photo_thread_end;
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}
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}
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}
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at_save_photo_thread_end:
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if(get_f)
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{
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free_data(get_f);
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get_f = NULL;
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}
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if(s)
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{
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stop_jpeg();
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close_stream(s);
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}
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p_s->running = 0;
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custom_free((void*)p_s);
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photo_s = NULL;
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} |