diff options
Diffstat (limited to 'video')
| -rw-r--r-- | video/mp_image.c | 11 | ||||
| -rw-r--r-- | video/mp_image.h | 1 |
2 files changed, 12 insertions, 0 deletions
diff --git a/video/mp_image.c b/video/mp_image.c index e4e6ffa266..7e0dd173b7 100644 --- a/video/mp_image.c +++ b/video/mp_image.c @@ -177,6 +177,17 @@ void mp_image_steal_data(struct mp_image *dst, struct mp_image *src) talloc_free(src); } +// Unref most data buffer (and clear the data array), but leave other fields +// allocated. In particular, mp_image.hwctx is preserved. +void mp_image_unref_data(struct mp_image *img) +{ + for (int n = 0; n < MP_MAX_PLANES; n++) { + img->planes[n] = NULL; + img->stride[n] = 0; + av_buffer_unref(&img->bufs[n]); + } +} + // Return a new reference to img. The returned reference is owned by the caller, // while img is left untouched. struct mp_image *mp_image_new_ref(struct mp_image *img) diff --git a/video/mp_image.h b/video/mp_image.h index 6606f19c90..e3ffd55adc 100644 --- a/video/mp_image.h +++ b/video/mp_image.h @@ -124,6 +124,7 @@ int mp_image_plane_h(struct mp_image *mpi, int plane); void mp_image_setfmt(mp_image_t* mpi, int out_fmt); void mp_image_steal_data(struct mp_image *dst, struct mp_image *src); +void mp_image_unref_data(struct mp_image *img); struct mp_image *mp_image_new_dummy_ref(struct mp_image *img); struct mp_image *mp_image_new_custom_ref(struct mp_image *img, void *arg, |