85 lines
1.9 KiB
C
85 lines
1.9 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdarg.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <cammy/photo.h>
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#include <cammy/sram.h>
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#include "pnglite.h"
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#include "png.h"
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#include "commands.h"
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static cammy_tile_palette palette = {
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.colors = {
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{ 0, 0, 0 },
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{ 85, 85, 85 },
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{ 171, 171, 171 },
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{ 255, 255, 255 }
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}
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};
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int cammy_command_export(int argc, char **argv) {
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cammy_sram *sram;
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int photo = 0;
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uint8_t *buf;
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if (argc < 3) {
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cammy_command_usage(argc, argv, "No save file provided");
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} else if (argc < 4) {
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cammy_command_usage(argc, argv, "No photo number provided");
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} else if (argc < 5) {
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cammy_command_usage(argc, argv, "No output filename provided");
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}
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photo = atoi(argv[3]);
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if (photo < 1 || photo > CAMMY_SRAM_PHOTO_COUNT) {
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cammy_command_usage(argc, argv, "Invalid photo number");
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}
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if ((sram = cammy_sram_open(argv[2])) == NULL) {
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fprintf(stderr, "%s: %s: %s: %s\n",
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argv[0], "cammy_sram_open()", argv[2], strerror(errno));
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goto error_sram_open;
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}
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if ((buf = malloc(CAMMY_PHOTO_WIDTH * CAMMY_PHOTO_HEIGHT * 3)) == NULL) {
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fprintf(stderr, "%s: %s: %s\n",
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argv[0], "malloc()", strerror(errno));
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goto error_malloc_buf;
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}
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cammy_photo_export(&sram->data->photos[photo-1], buf, 3, &palette);
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if (cammy_png_save(argv[4], buf,
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CAMMY_PHOTO_WIDTH,
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CAMMY_PHOTO_HEIGHT, 8, PNG_TRUECOLOR) < 0) {
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fprintf(stderr, "%s: %s: %s: %s\n",
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argv[0], "cammy_png_save()", argv[4], strerror(errno));
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goto error_png_save;
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}
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free(buf);
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cammy_sram_close(sram);
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return 0;
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error_png_save:
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free(buf);
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error_malloc_buf:
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cammy_sram_close(sram);
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error_sram_open:
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return 1;
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}
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