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swscale: Pass through chroma positions in sws_getCachedContext

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Kieran Kunhya 2014-12-26 14:46:02 +00:00 committed by Michael Niedermayer
parent 4bc0dbfc9f
commit 18982f084c
1 changed files with 13 additions and 0 deletions
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13
libswscale/utils.c
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@ -1960,6 +1960,8 @@ struct SwsContext *sws_getCachedContext(struct SwsContext *context, int srcW,
{
static const double default_param[2] = { SWS_PARAM_DEFAULT,
SWS_PARAM_DEFAULT };
int64_t src_h_chr_pos = -513, dst_h_chr_pos = -513,
src_v_chr_pos = -513, dst_v_chr_pos = -513;
if (!param)
param = default_param;
@ -1974,6 +1976,11 @@ struct SwsContext *sws_getCachedContext(struct SwsContext *context, int srcW,
context->flags != flags ||
context->param[0] != param[0] ||
context->param[1] != param[1])) {
av_opt_get_int(context, "src_h_chr_pos", 0, &src_h_chr_pos);
av_opt_get_int(context, "src_v_chr_pos", 0, &src_v_chr_pos);
av_opt_get_int(context, "dst_h_chr_pos", 0, &dst_h_chr_pos);
av_opt_get_int(context, "dst_v_chr_pos", 0, &dst_v_chr_pos);
sws_freeContext(context);
context = NULL;
}
@ -1990,6 +1997,12 @@ struct SwsContext *sws_getCachedContext(struct SwsContext *context, int srcW,
context->flags = flags;
context->param[0] = param[0];
context->param[1] = param[1];
av_opt_set_int(context, "src_h_chr_pos", src_h_chr_pos, 0);
av_opt_set_int(context, "src_v_chr_pos", src_v_chr_pos, 0);
av_opt_set_int(context, "dst_h_chr_pos", dst_h_chr_pos, 0);
av_opt_set_int(context, "dst_v_chr_pos", dst_v_chr_pos, 0);
if (sws_init_context(context, srcFilter, dstFilter) < 0) {
sws_freeContext(context);
return NULL;