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gif2webp: add -sharp_yuv/-near_lossless

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This change is the same as the one that introduced the options to
img2webp:
0825faa4 img2webp: add -sharp_yuv/-near_lossless

Change-Id: Id380d159299c38dd6440f833d487e00c0976afec
This commit is contained in:
James Zern
2024-11-04 12:21:40 -08:00
parent dfdcb7f95c
commit f999d94f4a
5 changed files with 33 additions and 3 deletions
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13
examples/gif2webp.c
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@ -28,6 +28,7 @@
#endif
#include <gif_lib.h>
#include "sharpyuv/sharpyuv.h"
#include "webp/encode.h"
#include "webp/mux.h"
#include "../examples/example_util.h"
@ -70,6 +71,11 @@ static void Help(void) {
printf(" -lossy ................. encode image using lossy compression\n");
printf(" -mixed ................. for each frame in the image, pick lossy\n"
" or lossless compression heuristically\n");
printf(" -near_lossless <int> ... use near-lossless image preprocessing\n"
" (0..100=off), default=100\n");
printf(" -sharp_yuv ............. use sharper (and slower) RGB->YUV "
"conversion\n"
" (lossy only)\n");
printf(" -q <float> ............. quality factor (0:small..100:big)\n");
printf(" -m <int> ............... compression method (0=fast, 6=slowest)\n");
printf(" -min_size .............. minimize output size (default:off)\n"
@ -166,6 +172,10 @@ int main(int argc, const char* argv[]) {
} else if (!strcmp(argv[c], "-mixed")) {
enc_options.allow_mixed = 1;
config.lossless = 0;
} else if (!strcmp(argv[c], "-near_lossless") && c < argc - 1) {
config.near_lossless = ExUtilGetInt(argv[++c], 0, &parse_error);
} else if (!strcmp(argv[c], "-sharp_yuv")) {
config.use_sharp_yuv = 1;
} else if (!strcmp(argv[c], "-loop_compatibility")) {
loop_compatibility = 1;
} else if (!strcmp(argv[c], "-q") && c < argc - 1) {
@ -226,10 +236,13 @@ int main(int argc, const char* argv[]) {
} else if (!strcmp(argv[c], "-version")) {
const int enc_version = WebPGetEncoderVersion();
const int mux_version = WebPGetMuxVersion();
const int sharpyuv_version = SharpYuvGetVersion();
printf("WebP Encoder version: %d.%d.%d\nWebP Mux version: %d.%d.%d\n",
(enc_version >> 16) & 0xff, (enc_version >> 8) & 0xff,
enc_version & 0xff, (mux_version >> 16) & 0xff,
(mux_version >> 8) & 0xff, mux_version & 0xff);
printf("libsharpyuv: %d.%d.%d\n", (sharpyuv_version >> 24) & 0xff,
(sharpyuv_version >> 16) & 0xffff, sharpyuv_version & 0xff);
FREE_WARGV_AND_RETURN(EXIT_SUCCESS);
} else if (!strcmp(argv[c], "-quiet")) {
quiet = 1;