| // Copyright 2019 Joe Drago. All rights reserved. |
| // SPDX-License-Identifier: BSD-2-Clause |
| |
| #include "avifutil.h" |
| |
| #include <ctype.h> |
| #include <stdio.h> |
| #include <string.h> |
| |
| void avifImageDump(avifImage * avif) |
| { |
| printf(" * Resolution : %dx%d\n", avif->width, avif->height); |
| printf(" * Bit Depth : %d\n", avif->depth); |
| printf(" * Format : %s\n", avifPixelFormatToString(avif->yuvFormat)); |
| printf(" * Alpha : %s\n", (avif->alphaPlane && (avif->alphaRowBytes > 0)) ? "Present" : "Absent"); |
| printf(" * Range : %s\n", (avif->yuvRange == AVIF_RANGE_FULL) ? "Full" : "Limited"); |
| switch (avif->profileFormat) { |
| case AVIF_PROFILE_FORMAT_NONE: |
| printf(" * Color Profile : None\n"); |
| break; |
| case AVIF_PROFILE_FORMAT_ICC: |
| printf(" * Color Profile : ICC (%zu bytes)\n", avif->icc.size); |
| break; |
| case AVIF_PROFILE_FORMAT_NCLX: |
| printf(" * Color Profile : nclx - P:%d / T:%d / M:%d / R:%s\n", |
| avif->nclx.colourPrimaries, |
| avif->nclx.transferCharacteristics, |
| avif->nclx.matrixCoefficients, |
| (avif->nclx.range == AVIF_RANGE_FULL) ? "Full" : "Limited"); |
| break; |
| } |
| |
| if (avif->transformFlags == AVIF_TRANSFORM_NONE) { |
| printf(" * Transformations: None\n"); |
| } else { |
| printf(" * Transformations:\n"); |
| |
| if (avif->transformFlags & AVIF_TRANSFORM_PASP) { |
| printf(" * pasp (Aspect Ratio) : %d/%d\n", (int)avif->pasp.hSpacing, (int)avif->pasp.vSpacing); |
| } |
| if (avif->transformFlags & AVIF_TRANSFORM_CLAP) { |
| printf(" * clap (Clean Aperture): W: %d/%d, H: %d/%d, hOff: %d/%d, vOff: %d/%d\n", |
| (int)avif->clap.widthN, |
| (int)avif->clap.widthD, |
| (int)avif->clap.heightN, |
| (int)avif->clap.heightD, |
| (int)avif->clap.horizOffN, |
| (int)avif->clap.horizOffD, |
| (int)avif->clap.vertOffN, |
| (int)avif->clap.vertOffD); |
| } |
| if (avif->transformFlags & AVIF_TRANSFORM_IROT) { |
| printf(" * irot (Rotation) : %u\n", avif->irot.angle); |
| } |
| if (avif->transformFlags & AVIF_TRANSFORM_IMIR) { |
| printf(" * imir (Mirror) : %u (%s)\n", avif->imir.axis, (avif->imir.axis == 0) ? "Vertical" : "Horizontal"); |
| } |
| } |
| } |
| |
| void avifPrintVersions(void) |
| { |
| char codecVersions[256]; |
| avifCodecVersions(codecVersions); |
| printf("Version: %s (%s)\n\n", avifVersion(), codecVersions); |
| } |
| |
| avifAppFileFormat avifGuessFileFormat(const char * filename) |
| { |
| const char * fileExt = strrchr(filename, '.'); |
| if (!fileExt) { |
| return AVIF_APP_FILE_FORMAT_UNKNOWN; |
| } |
| ++fileExt; // skip past the dot |
| |
| char lowercaseExt[8]; // This only needs to fit up to "jpeg", so this is plenty |
| const size_t fileExtLen = strlen(fileExt); |
| if (fileExtLen >= sizeof(lowercaseExt)) { // >= accounts for NULL terminator |
| return AVIF_APP_FILE_FORMAT_UNKNOWN; |
| } |
| |
| for (size_t i = 0; i < fileExtLen; ++i) { |
| lowercaseExt[i] = (char)tolower((unsigned char)fileExt[i]); |
| } |
| lowercaseExt[fileExtLen] = 0; |
| |
| if (!strcmp(lowercaseExt, "avif")) { |
| return AVIF_APP_FILE_FORMAT_AVIF; |
| } else if (!strcmp(lowercaseExt, "y4m")) { |
| return AVIF_APP_FILE_FORMAT_Y4M; |
| } else if (!strcmp(lowercaseExt, "jpg") || !strcmp(lowercaseExt, "jpeg")) { |
| return AVIF_APP_FILE_FORMAT_JPEG; |
| } else if (!strcmp(lowercaseExt, "png")) { |
| return AVIF_APP_FILE_FORMAT_PNG; |
| } |
| return AVIF_APP_FILE_FORMAT_UNKNOWN; |
| } |