X-Git-Url: https://git.ao2.it/libam7xxx.git/blobdiff_plain/6214644994774d4000ff747b7cd577066d679744..d9b0524a108bb57ecc5e05fde9077c5cc5c3c077:/src/picoproj.c?ds=inline diff --git a/src/picoproj.c b/src/picoproj.c index 3667e5f..cc31714 100644 --- a/src/picoproj.c +++ b/src/picoproj.c @@ -48,13 +48,18 @@ int main(int argc, char *argv[]) int opt; char filename[FILENAME_MAX] = {0}; - int image_fd = -1; - am7xxx_device dev; + int image_fd; + struct stat st; + am7xxx_device *dev; int format = AM7XXX_IMAGE_FORMAT_JPEG; int width = 800; int height = 480; - uint8_t *image = NULL; - unsigned int size = 59475; + unsigned char *image; + unsigned int size; + unsigned int native_width; + unsigned int native_height; + unsigned int unknown0; + unsigned int unknown1; while ((opt = getopt(argc, argv, "f:F:W:H:h")) != -1) { switch (opt) { @@ -67,7 +72,7 @@ int main(int argc, char *argv[]) case AM7XXX_IMAGE_FORMAT_JPEG: fprintf(stdout, "JPEG format\n"); break; - case AM7XXX_IMAGE_FORMAT_YUV_NV12: + case AM7XXX_IMAGE_FORMAT_NV12: fprintf(stdout, "NV12 format\n"); break; default: @@ -89,34 +94,40 @@ int main(int argc, char *argv[]) exit(EXIT_FAILURE); } break; + case 'h': + usage(argv[0]); + exit(EXIT_SUCCESS); + break; default: /* '?' */ usage(argv[0]); exit(EXIT_FAILURE); } } - if (filename[0] != '\0') { - struct stat st; - - image_fd = open(filename, O_RDONLY); - if (image_fd < 0) { - perror("open"); - exit_code = EXIT_FAILURE; - goto out; - } - if (fstat(image_fd, &st) < 0) { - perror("fstat"); - exit_code = EXIT_FAILURE; - goto out_close_image_fd; - } - size = st.st_size; + if (filename[0] == '\0') { + fprintf(stderr, "An image file MUST be specified.\n"); + exit_code = EXIT_FAILURE; + goto out; + } - image = mmap(NULL, st.st_size, PROT_READ, MAP_SHARED, image_fd, 0); - if (image == NULL) { - perror("mmap"); - exit_code = EXIT_FAILURE; - goto out_close_image_fd; - } + image_fd = open(filename, O_RDONLY); + if (image_fd < 0) { + perror("open"); + exit_code = EXIT_FAILURE; + goto out; + } + if (fstat(image_fd, &st) < 0) { + perror("fstat"); + exit_code = EXIT_FAILURE; + goto out_close_image_fd; + } + size = st.st_size; + + image = mmap(NULL, st.st_size, PROT_READ, MAP_SHARED, image_fd, 0); + if (image == NULL) { + perror("mmap"); + exit_code = EXIT_FAILURE; + goto out_close_image_fd; } dev = am7xxx_init(); @@ -126,6 +137,23 @@ int main(int argc, char *argv[]) goto out_munmap; } + ret = am7xxx_get_device_info(dev, &native_width, &native_height, &unknown0, &unknown1); + if (ret < 0) { + perror("am7xxx_get_info"); + exit_code = EXIT_FAILURE; + goto cleanup; + } + printf("Native resolution: %dx%d\n", native_width, native_height); + printf("Unknown0: %d\n", unknown0); + printf("Unknown1: %d\n", unknown1); + + ret = am7xxx_set_power_mode(dev, AM7XXX_POWER_LOW); + if (ret < 0) { + perror("am7xxx_set_power_mode"); + exit_code = EXIT_FAILURE; + goto cleanup; + } + ret = am7xxx_send_image(dev, format, width, height, image, size); if (ret < 0) { perror("am7xxx_send_image"); @@ -139,18 +167,14 @@ cleanup: am7xxx_shutdown(dev); out_munmap: - if (image != NULL) { - ret = munmap(image, size); - if (ret < 0) - perror("munmap"); - } + ret = munmap(image, size); + if (ret < 0) + perror("munmap"); out_close_image_fd: - if (image_fd >= 0) { - ret = close(image_fd); - if (ret < 0) - perror("close"); - } + ret = close(image_fd); + if (ret < 0) + perror("close"); out: exit(exit_code);