void capture_encode_thread(void) {
int count = 1;
for (;;) {
//SKY_LOG(,arg);
//printf("\n\n-->this is the %dth frame\n", count);
if (count++ >= 200)
{
printf("------need to exit from thread------- \n");
break;
}
fd_set fds;
struct timeval tv;
int r;
FD_ZERO(&fds);
FD_SET(cam->fd, &fds);
/* Timeout. */
tv.tv_sec = 2;
tv.tv_usec = 0;
r = select(cam->fd + 1, &fds, NULL, NULL, &tv);
if (-1 == r) {
if (EINTR == errno)
continue;
errno_exit("select");
}
if (0 == r) {
fprintf(stderr, "select timeout\n");
exit(EXIT_FAILURE);
}
/*
if (read_yuv_frame(cam) != 1) {
fprintf(stderr, "read_fram fail in thread\n");
break;
}
*/
int h264_length = 0 ;
if(!read_and_encode_frame(cam,enc,h264_buf,&h264_length))
{
fprintf(stderr, "read_fram fail in thread\n");
break;
}
}
}
int main(int argc, char **argv)
{
struct camera *cam = NULL;
cam = (struct camera *)malloc(sizeof(struct camera));
if (!cam) {
printf("malloc camera failure!\n");
exit(1);
}
memset(cam, 0, sizeof(struct camera));
cam->device_name = "/dev/video0";
cam->buffers = NULL;
cam->width = 640;
cam->height = 480;
cam->display_depth = 5; /* RGB24 */
cam->h264_file_name = "test.h264";
camera_open(cam);
camera_init(cam);
camera_capturing_start(cam);
h264_compress_init(&cam->en, cam->width, cam->height);
cam->h264_buf = (uint8_t *) malloc(sizeof(uint8_t) * cam->width * cam->height * 3); // 设置缓冲区
if ((cam->h264_fp = fopen(cam->h264_file_name, "wa+")) == NULL) {
printf("open file error!\n");
return -1;
}
while (1) {
if (read_and_encode_frame(cam) < 0) {
fprintf(stderr, "read_fram fail in thread\n");
//break;
}
}
printf("-----------end program------------");
if (cam->h264_fp != NULL)
fclose(cam->h264_fp);
h264_compress_uninit(&cam->en);
free(cam->h264_buf);
camera_capturing_stop(cam);
camera_uninit(cam);
camera_close(cam);
free(cam);
return 0;
}