mirror of https://git.ffmpeg.org/ffmpeg.git
avutil/stereo3d: set a sane default value for AVRational fields
Prevent potential divisions by 0 when using them immediately after allocation. Signed-off-by: James Almer <jamrial@gmail.com>
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1044c09eca
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c3606cad9c
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@ -26,9 +26,20 @@
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#include "mem.h"
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#include "stereo3d.h"
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static void get_defaults(AVStereo3D *stereo)
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{
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stereo->horizontal_disparity_adjustment = (AVRational) { 0, 1 };
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}
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AVStereo3D *av_stereo3d_alloc(void)
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{
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return av_mallocz(sizeof(AVStereo3D));
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AVStereo3D *stereo = av_mallocz(sizeof(AVStereo3D));
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if (!stereo)
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return NULL;
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get_defaults(stereo);
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return stereo;
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}
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AVStereo3D *av_stereo3d_create_side_data(AVFrame *frame)
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@ -40,6 +51,7 @@ AVStereo3D *av_stereo3d_create_side_data(AVFrame *frame)
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return NULL;
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memset(side_data->data, 0, sizeof(AVStereo3D));
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get_defaults((AVStereo3D *)side_data->data);
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return (AVStereo3D *)side_data->data;
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}
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@ -80,7 +80,7 @@
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#define LIBAVUTIL_VERSION_MAJOR 59
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#define LIBAVUTIL_VERSION_MINOR 24
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#define LIBAVUTIL_VERSION_MICRO 102
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#define LIBAVUTIL_VERSION_MICRO 103
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#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
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LIBAVUTIL_VERSION_MINOR, \
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@ -6,7 +6,7 @@ inverted=0
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view=packed
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primary_eye=none
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baseline=0
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horizontal_disparity_adjustment=0/0
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horizontal_disparity_adjustment=0/1
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horizontal_field_of_view=0
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[/SIDE_DATA]
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[SIDE_DATA]
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@ -30,7 +30,7 @@ inverted=0
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view=packed
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primary_eye=none
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baseline=0
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horizontal_disparity_adjustment=0/0
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horizontal_disparity_adjustment=0/1
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horizontal_field_of_view=0
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[/SIDE_DATA]
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[SIDE_DATA]
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@ -59,7 +59,7 @@ inverted=0
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view=packed
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primary_eye=none
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baseline=0
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horizontal_disparity_adjustment=0/0
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horizontal_disparity_adjustment=0/1
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horizontal_field_of_view=0
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[/SIDE_DATA]
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[SIDE_DATA]
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@ -135,7 +135,7 @@ inverted=0
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view=packed
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primary_eye=none
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baseline=0
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horizontal_disparity_adjustment=0/0
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horizontal_disparity_adjustment=0/1
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horizontal_field_of_view=0
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[/SIDE_DATA]
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[/STREAM]
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@ -155,7 +155,7 @@ inverted=1
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view=packed
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primary_eye=none
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baseline=0
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horizontal_disparity_adjustment=0/0
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horizontal_disparity_adjustment=0/1
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horizontal_field_of_view=0
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[/SIDE_DATA]
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[/STREAM]
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@ -173,7 +173,7 @@ inverted=1
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view=packed
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primary_eye=none
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baseline=0
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horizontal_disparity_adjustment=0/0
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horizontal_disparity_adjustment=0/1
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horizontal_field_of_view=0
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[/SIDE_DATA]
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[/STREAM]
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@ -192,7 +192,7 @@ inverted=1
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view=packed
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primary_eye=none
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baseline=0
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horizontal_disparity_adjustment=0/0
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horizontal_disparity_adjustment=0/1
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horizontal_field_of_view=0
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[/SIDE_DATA]
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[/STREAM]
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@ -38,7 +38,7 @@ inverted=0
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view=packed
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primary_eye=none
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baseline=0
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horizontal_disparity_adjustment=0/0
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horizontal_disparity_adjustment=0/1
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horizontal_field_of_view=0
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[/SIDE_DATA]
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[/STREAM]
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@ -6,7 +6,7 @@ inverted=0
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view=packed
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primary_eye=none
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baseline=0
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horizontal_disparity_adjustment=0/0
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horizontal_disparity_adjustment=0/1
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horizontal_field_of_view=0
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[/SIDE_DATA]
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[SIDE_DATA]
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