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avutil/stereo3d: set a sane default value for AVRational fields

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Prevent potential divisions by 0 when using them immediately after allocation.

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
James Almer 2024-06-18 16:20:24 -03:00 committed by Paul B Mahol
parent 59d26f301c
commit 69e9298d4e
7 changed files with 23 additions and 11 deletions
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14
libavutil/stereo3d.c
View File

@ -26,9 +26,20 @@
#include "mem.h"
#include "stereo3d.h"
static void get_defaults(AVStereo3D *stereo)
{
stereo->horizontal_disparity_adjustment = (AVRational) { 0, 1 };
}
AVStereo3D *av_stereo3d_alloc(void)
{
return av_mallocz(sizeof(AVStereo3D));
AVStereo3D *stereo = av_mallocz(sizeof(AVStereo3D));
if (!stereo)
return NULL;
get_defaults(stereo);
return stereo;
}
AVStereo3D *av_stereo3d_create_side_data(AVFrame *frame)
@ -40,6 +51,7 @@ AVStereo3D *av_stereo3d_create_side_data(AVFrame *frame)
return NULL;
memset(side_data->data, 0, sizeof(AVStereo3D));
get_defaults((AVStereo3D *)side_data->data);
return (AVStereo3D *)side_data->data;
}

2
libavutil/version.h
View File

@ -80,7 +80,7 @@
#define LIBAVUTIL_VERSION_MAJOR 59
#define LIBAVUTIL_VERSION_MINOR 24
#define LIBAVUTIL_VERSION_MICRO 102
#define LIBAVUTIL_VERSION_MICRO 103
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
LIBAVUTIL_VERSION_MINOR, \

2
tests/ref/fate/matroska-spherical-mono
View File

@ -6,7 +6,7 @@ inverted=0
view=packed
primary_eye=none
baseline=0
horizontal_disparity_adjustment=0/0
horizontal_disparity_adjustment=0/1
horizontal_field_of_view=0
[/SIDE_DATA]
[SIDE_DATA]

4
tests/ref/fate/matroska-spherical-mono-remux
View File

@ -30,7 +30,7 @@ inverted=0
view=packed
primary_eye=none
baseline=0
horizontal_disparity_adjustment=0/0
horizontal_disparity_adjustment=0/1
horizontal_field_of_view=0
[/SIDE_DATA]
[SIDE_DATA]
@ -59,7 +59,7 @@ inverted=0
view=packed
primary_eye=none
baseline=0
horizontal_disparity_adjustment=0/0
horizontal_disparity_adjustment=0/1
horizontal_field_of_view=0
[/SIDE_DATA]
[SIDE_DATA]

8
tests/ref/fate/matroska-stereo_mode
View File

@ -135,7 +135,7 @@ inverted=0
view=packed
primary_eye=none
baseline=0
horizontal_disparity_adjustment=0/0
horizontal_disparity_adjustment=0/1
horizontal_field_of_view=0
[/SIDE_DATA]
[/STREAM]
@ -155,7 +155,7 @@ inverted=1
view=packed
primary_eye=none
baseline=0
horizontal_disparity_adjustment=0/0
horizontal_disparity_adjustment=0/1
horizontal_field_of_view=0
[/SIDE_DATA]
[/STREAM]
@ -173,7 +173,7 @@ inverted=1
view=packed
primary_eye=none
baseline=0
horizontal_disparity_adjustment=0/0
horizontal_disparity_adjustment=0/1
horizontal_field_of_view=0
[/SIDE_DATA]
[/STREAM]
@ -192,7 +192,7 @@ inverted=1
view=packed
primary_eye=none
baseline=0
horizontal_disparity_adjustment=0/0
horizontal_disparity_adjustment=0/1
horizontal_field_of_view=0
[/SIDE_DATA]
[/STREAM]

2
tests/ref/fate/matroska-vp8-alpha-remux
View File

@ -38,7 +38,7 @@ inverted=0
view=packed
primary_eye=none
baseline=0
horizontal_disparity_adjustment=0/0
horizontal_disparity_adjustment=0/1
horizontal_field_of_view=0
[/SIDE_DATA]
[/STREAM]

2
tests/ref/fate/mov-spherical-mono
View File

@ -6,7 +6,7 @@ inverted=0
view=packed
primary_eye=none
baseline=0
horizontal_disparity_adjustment=0/0
horizontal_disparity_adjustment=0/1
horizontal_field_of_view=0
[/SIDE_DATA]
[SIDE_DATA]