On 6/18/2024 4:20 PM, James Almer wrote:
Prevent potential divisions by 0 when using them immediately after allocation.
Signed-off-by: James Almer <jamr...@gmail.com>
---
libavutil/ambient_viewing_environment.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/libavutil/ambient_viewing_environment.c
b/libavutil/ambient_viewing_environment.c
index c47458cfa8..e359727776 100644
--- a/libavutil/ambient_viewing_environment.c
+++ b/libavutil/ambient_viewing_environment.c
@@ -21,6 +21,13 @@
#include "ambient_viewing_environment.h"
#include "mem.h"
+static void get_defaults(AVAmbientViewingEnvironment *env)
+{
+ env->ambient_illuminance =
+ env->ambient_light_x =
+ env->ambient_light_y = (AVRational) { 0, 1 };
+}
+
AVAmbientViewingEnvironment *av_ambient_viewing_environment_alloc(size_t
*size)
{
AVAmbientViewingEnvironment *env =
@@ -28,6 +35,8 @@ AVAmbientViewingEnvironment
*av_ambient_viewing_environment_alloc(size_t *size)
if (!env)
return NULL;
+ get_defaults(env);
+
if (size)
*size = sizeof(*env);
@@ -44,6 +53,7 @@ AVAmbientViewingEnvironment *av_ambient_viewing_environment_create_side_data(AVF
return NULL;
memset(side_data->data, 0, side_data->size);
+ get_defaults((AVAmbientViewingEnvironment *)side_data->data);
return (AVAmbientViewingEnvironment *)side_data->data;
}
Will apply the set soon if nobody objectx.
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
To unsubscribe, visit link above, or email
ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
