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-rw-r--r--video/sws_utils.c12
-rw-r--r--video/sws_utils.h1
2 files changed, 10 insertions, 3 deletions
diff --git a/video/sws_utils.c b/video/sws_utils.c
index 7f3cd089ac..6d8329cabe 100644
--- a/video/sws_utils.c
+++ b/video/sws_utils.c
@@ -238,9 +238,11 @@ int mp_sws_reinit(struct mp_sws_context *ctx)
// This can fail even with normal operation, e.g. if a conversion path
// simply does not support these settings.
- sws_setColorspaceDetails(ctx->sws, sws_getCoefficients(s_csp), s_range,
- sws_getCoefficients(d_csp), d_range,
- ctx->brightness, ctx->contrast, ctx->saturation);
+ int r =
+ sws_setColorspaceDetails(ctx->sws, sws_getCoefficients(s_csp), s_range,
+ sws_getCoefficients(d_csp), d_range,
+ ctx->brightness, ctx->contrast, ctx->saturation);
+ ctx->supports_csp = r >= 0;
if (sws_init_context(ctx->sws, ctx->src_filter, ctx->dst_filter) < 0)
return -1;
@@ -294,6 +296,8 @@ int mp_image_sw_blur_scale(struct mp_image *dst, struct mp_image *src,
int mp_sws_get_vf_equalizer(struct mp_sws_context *sws, struct vf_seteq *eq)
{
+ if (!sws->supports_csp)
+ return 0;
if (!strcmp(eq->item, "brightness"))
eq->value = ((sws->brightness * 100) + (1 << 15)) >> 16;
else if (!strcmp(eq->item, "contrast"))
@@ -307,6 +311,8 @@ int mp_sws_get_vf_equalizer(struct mp_sws_context *sws, struct vf_seteq *eq)
int mp_sws_set_vf_equalizer(struct mp_sws_context *sws, struct vf_seteq *eq)
{
+ if (!sws->supports_csp)
+ return 0;
if (!strcmp(eq->item, "brightness"))
sws->brightness = ((eq->value << 16) + 50) / 100;
else if (!strcmp(eq->item, "contrast"))
diff --git a/video/sws_utils.h b/video/sws_utils.h
index ac643dd7cf..f8b4384e97 100644
--- a/video/sws_utils.h
+++ b/video/sws_utils.h
@@ -44,6 +44,7 @@ struct mp_sws_context {
// Cached context (if any)
struct SwsContext *sws;
+ bool supports_csp;
// Contains parameters for which sws is valid
struct mp_sws_context *cached;