X-Git-Url: https://git.ao2.it/libam7xxx.git/blobdiff_plain/6214644994774d4000ff747b7cd577066d679744..ff1b548c9ae29b22e42c232710eebf20440dbed8:/src/picoproj.c

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);