@@ -52,6 +52,7 @@ typedef struct LibJxlEncodeContext {
int effort;
float distance;
int modular;
+ int xyb;
uint8_t *buffer;
size_t buffer_size;
} LibJxlEncodeContext;
@@ -302,7 +303,7 @@ static int libjxl_encode_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFra
av_log(avctx, AV_LOG_WARNING, "Unknown color range, assuming full (pc)\n");
/* bitexact lossless requires there to be no XYB transform */
- info.uses_original_profile = ctx->distance == 0.0;
+ info.uses_original_profile = ctx->distance == 0.0 || !ctx->xyb;
if (JxlEncoderSetBasicInfo(ctx->encoder, &info) != JXL_ENC_SUCCESS) {
av_log(avctx, AV_LOG_ERROR, "Failed to set JxlBasicInfo\n");
@@ -466,6 +467,8 @@ static const AVOption libjxl_encode_options[] = {
{ "distance", "Maximum Butteraugli distance (quality setting, "
"lower = better, zero = lossless, default 1.0)", OFFSET(distance), AV_OPT_TYPE_FLOAT, { .dbl = -1.0 }, -1.0, 15.0, VE },
{ "modular", "Force modular mode", OFFSET(modular), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
+ { "xyb", "Use XYB-encoding for lossy images", OFFSET(xyb),
+ AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, VE },
{ NULL },
};
Add an AVOption to the libjxl encoder wrapper, which exposes the flag uses_original_profile in libjxl. For highly unusual ICC profiles where the target needs to stay in the original space, this can be useful. Signed-off-by: Leo Izen <leo.izen@gmail.com> --- libavcodec/libjxlenc.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)