[FFmpeg-cvslog] avcodec/hevc_ps: add a function to uninitialize parameter set buffers

James Almer git at videolan.org
Wed Jan 31 03:11:15 EET 2018


ffmpeg | branch: release/3.4 | James Almer <jamrial at gmail.com> | Sat Jan 20 16:54:15 2018 -0300| [64f0fd599845fb9e4db9ba51012792abaf38a9ea] | committer: James Almer

avcodec/hevc_ps: add a function to uninitialize parameter set buffers

Reviewed-by: Michael Niedermayer <michael at niedermayer.cc>
Signed-off-by: James Almer <jamrial at gmail.com>
(cherry picked from commit 9462b2b8205397ea5972b2365c2e8db6872ef3e9)

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=64f0fd599845fb9e4db9ba51012792abaf38a9ea
---

 libavcodec/hevc_ps.c | 16 ++++++++++++++++
 libavcodec/hevc_ps.h |  2 ++
 2 files changed, 18 insertions(+)

diff --git a/libavcodec/hevc_ps.c b/libavcodec/hevc_ps.c
index 2ab4c34013..6f3af2daec 100644
--- a/libavcodec/hevc_ps.c
+++ b/libavcodec/hevc_ps.c
@@ -1709,6 +1709,22 @@ err:
     return ret;
 }
 
+void ff_hevc_ps_uninit(HEVCParamSets *ps)
+{
+    int i;
+
+    for (i = 0; i < FF_ARRAY_ELEMS(ps->vps_list); i++)
+        av_buffer_unref(&ps->vps_list[i]);
+    for (i = 0; i < FF_ARRAY_ELEMS(ps->sps_list); i++)
+        av_buffer_unref(&ps->sps_list[i]);
+    for (i = 0; i < FF_ARRAY_ELEMS(ps->pps_list); i++)
+        av_buffer_unref(&ps->pps_list[i]);
+
+    ps->sps = NULL;
+    ps->pps = NULL;
+    ps->vps = NULL;
+}
+
 int ff_hevc_compute_poc(const HEVCSPS *sps, int pocTid0, int poc_lsb, int nal_unit_type)
 {
     int max_poc_lsb  = 1 << sps->log2_max_poc_lsb;
diff --git a/libavcodec/hevc_ps.h b/libavcodec/hevc_ps.h
index 76f8eb31e6..f19d022469 100644
--- a/libavcodec/hevc_ps.h
+++ b/libavcodec/hevc_ps.h
@@ -421,6 +421,8 @@ int ff_hevc_decode_nal_sps(GetBitContext *gb, AVCodecContext *avctx,
 int ff_hevc_decode_nal_pps(GetBitContext *gb, AVCodecContext *avctx,
                            HEVCParamSets *ps);
 
+void ff_hevc_ps_uninit(HEVCParamSets *ps);
+
 int ff_hevc_decode_short_term_rps(GetBitContext *gb, AVCodecContext *avctx,
                                   ShortTermRPS *rps, const HEVCSPS *sps, int is_slice_header);
 



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