27 #ifndef AVCODEC_LIBWEBPENC_COMMON_H
28 #define AVCODEC_LIBWEBPENC_COMMON_H
30 #include <webp/encode.h>
58 WebPPicture **pic_ptr);
60 #define OFFSET(x) offsetof(LibWebPContextCommon, x)
61 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
66 {
"default",
"default preset", 0,
AV_OPT_TYPE_CONST, { .i64 = WEBP_PRESET_DEFAULT }, 0, 0,
VE,
"preset" },
67 {
"picture",
"digital picture, like portrait, inner shot", 0,
AV_OPT_TYPE_CONST, { .i64 = WEBP_PRESET_PICTURE }, 0, 0,
VE,
"preset" },
68 {
"photo",
"outdoor photograph, with natural lighting", 0,
AV_OPT_TYPE_CONST, { .i64 = WEBP_PRESET_PHOTO }, 0, 0,
VE,
"preset" },
69 {
"drawing",
"hand or line drawing, with high-contrast details", 0,
AV_OPT_TYPE_CONST, { .i64 = WEBP_PRESET_DRAWING }, 0, 0,
VE,
"preset" },
70 {
"icon",
"small-sized colorful images", 0,
AV_OPT_TYPE_CONST, { .i64 = WEBP_PRESET_ICON }, 0, 0,
VE,
"preset" },
71 {
"text",
"text-like", 0,
AV_OPT_TYPE_CONST, { .i64 = WEBP_PRESET_TEXT }, 0, 0,
VE,
"preset" },
72 {
"cr_threshold",
"Conditional replenishment threshold",
OFFSET(cr_threshold),
AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX,
VE },
73 {
"cr_size" ,
"Conditional replenishment block size",
OFFSET(cr_size) ,
AV_OPT_TYPE_INT, { .i64 = 16 }, 0, 256,
VE },
79 {
"compression_level",
"4" },
80 {
"global_quality",
"-1" },