AVFrame: factor out freeing the side data

Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Roman Savchenko 2014-06-18 08:11:05 +02:00 committed by Anton Khirnov
parent 9affa784a0
commit 44671b5786

View File

@ -47,6 +47,15 @@ static void get_frame_defaults(AVFrame *frame)
#endif
}
static void free_side_data(AVFrameSideData **ptr_sd)
{
AVFrameSideData *sd = *ptr_sd;
av_freep(&sd->data);
av_dict_free(&sd->metadata);
av_freep(ptr_sd);
}
AVFrame *av_frame_alloc(void)
{
AVFrame *frame = av_mallocz(sizeof(*frame));
@ -278,9 +287,7 @@ void av_frame_unref(AVFrame *frame)
int i;
for (i = 0; i < frame->nb_side_data; i++) {
av_freep(&frame->side_data[i]->data);
av_dict_free(&frame->side_data[i]->metadata);
av_freep(&frame->side_data[i]);
free_side_data(&frame->side_data[i]);
}
av_freep(&frame->side_data);
@ -396,9 +403,7 @@ int av_frame_copy_props(AVFrame *dst, const AVFrame *src)
sd_src->size);
if (!sd_dst) {
for (i = 0; i < dst->nb_side_data; i++) {
av_freep(&dst->side_data[i]->data);
av_dict_free(&dst->side_data[i]->metadata);
av_freep(&dst->side_data[i]);
free_side_data(&dst->side_data[i]);
}
av_freep(&dst->side_data);
return AVERROR(ENOMEM);
@ -548,9 +553,7 @@ void av_frame_remove_side_data(AVFrame *frame, enum AVFrameSideDataType type)
for (i = 0; i < frame->nb_side_data; i++) {
AVFrameSideData *sd = frame->side_data[i];
if (sd->type == type) {
av_freep(&sd->data);
av_dict_free(&sd->metadata);
av_freep(&frame->side_data[i]);
free_side_data(&frame->side_data[i]);
frame->side_data[i] = frame->side_data[frame->nb_side_data - 1];
frame->nb_side_data--;
}