From: Antonio Ospite Date: Sat, 7 Jan 2012 00:46:38 +0000 (+0100) Subject: Add support for sending an actual JPEG image X-Git-Tag: v0.1.0~37 X-Git-Url: https://git.ao2.it/libam7xxx.git/commitdiff_plain/fcd37a240371a91b1cca4fcbf921772e429c0b64?ds=inline Add support for sending an actual JPEG image --- diff --git a/picoproj.c b/picoproj.c index 32f90ea..161be49 100644 --- a/picoproj.c +++ b/picoproj.c @@ -22,6 +22,10 @@ #include #include #include +#include +#include +#include +#include #include typedef enum { @@ -221,9 +225,11 @@ static void usage(char *name) int main(int argc, char *argv[]) { int ret; + int exit_code = EXIT_SUCCESS; int opt; char filename[FILENAME_MAX] = {0}; + int image_fd = -1; int format = AM7x01_IMAGE_FORMAT_JPEG; int width = 800; int height = 480; @@ -262,11 +268,53 @@ int main(int argc, char *argv[]) } } + 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; + + 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; + } + } + ret = send_image(format, width, height, image, size); if (ret < 0) { perror("send_image"); - exit(EXIT_FAILURE); + exit_code = EXIT_FAILURE; + goto cleanup; + } + + exit_code = EXIT_SUCCESS; + +cleanup: + if (image != NULL) { + 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"); } - exit(EXIT_SUCCESS); +out: + exit(exit_code); }