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authorNiklas Haas <[email protected]>2024-10-09 23:15:48 +0200
committerNiklas Haas <[email protected]>2024-10-23 23:04:04 +0200
commit87baf9ab2c2465034a90a59308fab34e2801f2b3 (patch)
tree27c72ad41551d0aea21ad80a2f2964143e7c19f6
parent3bf12beae9eea20b4b6270a9228c877223e81157 (diff)
swscale: add sws_free_context()
Merely a convenience wrapper around sws_freeContext(). The name change is for parity with the other sws_* functions. Sponsored-by: Sovereign Tech Fund Signed-off-by: Niklas Haas <[email protected]>
-rw-r--r--doc/APIchanges3
-rw-r--r--libswscale/swscale.h7
-rw-r--r--libswscale/utils.c10
-rw-r--r--libswscale/version.h4
4 files changed, 22 insertions, 2 deletions
diff --git a/doc/APIchanges b/doc/APIchanges
index e71ca57119..c1336d4e40 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -2,6 +2,9 @@ The last version increases of all libraries were on 2024-03-07
API changes, most recent first:
+2024-10-23 - xxxxxxxxxx - lsws 8.7.100 - swscale.h
+ Add sws_free_context().
+
2024-10-23 - xxxxxxxxxx - lavu 59.45.100 - pixfmt.h
Add AV_PIX_FMT_Y216.
diff --git a/libswscale/swscale.h b/libswscale/swscale.h
index ef62c540a2..763c1dbccf 100644
--- a/libswscale/swscale.h
+++ b/libswscale/swscale.h
@@ -1,4 +1,5 @@
/*
+ * Copyright (C) 2024 Niklas Haas
* Copyright (C) 2001-2011 Michael Niedermayer <[email protected]>
*
* This file is part of FFmpeg.
@@ -78,6 +79,12 @@ const AVClass *sws_get_class(void);
*/
SwsContext *sws_alloc_context(void);
+/**
+ * Free the context and everything associated with it, and write NULL
+ * to the provided pointer.
+ */
+void sws_free_context(SwsContext **ctx);
+
/* values for the flags, the stuff on the command line is different */
#define SWS_FAST_BILINEAR 1
#define SWS_BILINEAR 2
diff --git a/libswscale/utils.c b/libswscale/utils.c
index 5980597776..0c9e8d58fc 100644
--- a/libswscale/utils.c
+++ b/libswscale/utils.c
@@ -2515,6 +2515,16 @@ void sws_freeContext(SwsContext *c)
av_free(c);
}
+void sws_free_context(SwsContext **pctx)
+{
+ SwsContext *ctx = *pctx;
+ if (!ctx)
+ return;
+
+ sws_freeContext(ctx);
+ *pctx = NULL;
+}
+
SwsContext *sws_getCachedContext(SwsContext *context, int srcW,
int srcH, enum AVPixelFormat srcFormat,
int dstW, int dstH,
diff --git a/libswscale/version.h b/libswscale/version.h
index 0fa41f77d2..4c6af261e6 100644
--- a/libswscale/version.h
+++ b/libswscale/version.h
@@ -28,8 +28,8 @@
#include "version_major.h"
-#define LIBSWSCALE_VERSION_MINOR 6
-#define LIBSWSCALE_VERSION_MICRO 101
+#define LIBSWSCALE_VERSION_MINOR 7
+#define LIBSWSCALE_VERSION_MICRO 100
#define LIBSWSCALE_VERSION_INT AV_VERSION_INT(LIBSWSCALE_VERSION_MAJOR, \
LIBSWSCALE_VERSION_MINOR, \