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authorMichael Niedermayer <michael@niedermayer.cc>2016-06-26 18:34:37 +0300
committerMichael Niedermayer <michael@niedermayer.cc>2016-06-26 19:08:04 +0300
commite9394ca63dab3434bc8e869de019ecd86cb604ac (patch)
tree8c0daa92fc1f5c700047f48cccc54316fd05d01e /libavcodec/libopenjpegenc.c
parentc142dc203e2590ef0addda30afafb5ce41a13a96 (diff)
avcodec/libopenjpegenc: Set numresolutions by default to a value that is not too large
Fixes issues with libopenjpeg 2.1 Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/libopenjpegenc.c')
-rw-r--r--libavcodec/libopenjpegenc.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/libavcodec/libopenjpegenc.c b/libavcodec/libopenjpegenc.c
index 56c8219633..14435515bc 100644
--- a/libavcodec/libopenjpegenc.c
+++ b/libavcodec/libopenjpegenc.c
@@ -352,6 +352,12 @@ static av_cold int libopenjpeg_encode_init(AVCodecContext *avctx)
ctx->enc_params.cp_cinema = ctx->cinema_mode;
#endif
+ if (!ctx->numresolution) {
+ ctx->numresolution = 6;
+ while (FFMIN(avctx->width, avctx->height) >> ctx->numresolution < 1)
+ ctx->numresolution --;
+ }
+
ctx->enc_params.mode = !!avctx->global_quality;
ctx->enc_params.prog_order = ctx->prog_order;
ctx->enc_params.numresolution = ctx->numresolution;
@@ -815,7 +821,7 @@ static const AVOption options[] = {
{ "rpcl", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(RPCL) }, 0, 0, VE, "prog_order" },
{ "pcrl", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(PCRL) }, 0, 0, VE, "prog_order" },
{ "cprl", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(CPRL) }, 0, 0, VE, "prog_order" },
- { "numresolution", NULL, OFFSET(numresolution), AV_OPT_TYPE_INT, { .i64 = 6 }, 1, INT_MAX, VE },
+ { "numresolution", NULL, OFFSET(numresolution), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
{ "numlayers", NULL, OFFSET(numlayers), AV_OPT_TYPE_INT, { .i64 = 1 }, 1, 10, VE },
{ "disto_alloc", NULL, OFFSET(disto_alloc), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, VE },
{ "fixed_alloc", NULL, OFFSET(fixed_alloc), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },