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Code Issues Releases Activity

avcodec/libopenjpegenc: Set numresolutions by default to a value that is not too large

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Fixes issues with libopenjpeg 2.1

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e9394ca63dab3434bc8e869de019ecd86cb604ac)
This commit is contained in:
Michael Niedermayer 2016-06-26 17:34:37 +02:00 committed by James Almer
parent bffe1c4222
commit 96f5019bde
1 changed files with 7 additions and 1 deletions
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8
libavcodec/libopenjpegenc.c
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@ -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;
@ -814,7 +820,7 @@ 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 },