X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fj2kenc.c;h=2cd837d8be0b5d6e6a9210c2ac586cc14cdae22f;hb=e05704bd46b9107af25204dff47bd8b034868ae4;hp=152da8bdfd89fb9b22944b71d6ecd1e00ee34f7d;hpb=f97d2d210553d64dccdc07da1eb9923fb46c5fcc;p=ffmpeg

diff --git a/libavcodec/j2kenc.c b/libavcodec/j2kenc.c
index 152da8bdfd8..2cd837d8be0 100644
--- a/libavcodec/j2kenc.c
+++ b/libavcodec/j2kenc.c
@@ -88,6 +88,7 @@ typedef struct {
     Jpeg2000Tile *tile;
 
     int format;
+    int pred;
 } Jpeg2000EncoderContext;
 
 
@@ -1069,6 +1070,13 @@ static av_cold int j2kenc_init(AVCodecContext *avctx)
     s->avctx = avctx;
     av_log(s->avctx, AV_LOG_DEBUG, "init\n");
 
+#if FF_API_PRIVATE_OPT
+FF_DISABLE_DEPRECATION_WARNINGS
+    if (avctx->prediction_method)
+        s->pred = avctx->prediction_method;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
+
     // defaults:
     // TODO: implement setting non-standard precinct size
     memset(codsty->log2_prec_widths , 15, sizeof(codsty->log2_prec_widths ));
@@ -1077,7 +1085,7 @@ static av_cold int j2kenc_init(AVCodecContext *avctx)
     codsty->nreslevels       = 7;
     codsty->log2_cblk_width  = 4;
     codsty->log2_cblk_height = 4;
-    codsty->transform        = avctx->prediction_method ? FF_DWT53 : FF_DWT97_INT;
+    codsty->transform        = s->pred ? FF_DWT53 : FF_DWT97_INT;
 
     qntsty->nguardbits       = 1;
 
@@ -1139,6 +1147,9 @@ static const AVOption options[] = {
     { "jp2",           NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = CODEC_JP2   }, 0,         0,           VE, "format"      },
     { "tile_width",    "Tile Width",        OFFSET(tile_width),    AV_OPT_TYPE_INT,   { .i64 = 256         }, 1,     1<<30,           VE, },
     { "tile_height",   "Tile Height",       OFFSET(tile_height),   AV_OPT_TYPE_INT,   { .i64 = 256         }, 1,     1<<30,           VE, },
+    { "pred",          "DWT Type",          OFFSET(pred),          AV_OPT_TYPE_INT,   { .i64 = 0           }, 0,         1,           VE, "pred"        },
+    { "dwt97int",      NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = 0           }, INT_MIN, INT_MAX,       VE, "pred"        },
+    { "dwt53",         NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = 0           }, INT_MIN, INT_MAX,       VE, "pred"        },
 
     { NULL }
 };