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

[James Almer]

ffmpeg | branch: release/3.4 | James Almer  | 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 
Signed-off-by: James Almer 
(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(>vps_list[i]);
+for (i = 0; i < FF_ARRAY_ELEMS(ps->sps_list); i++)
+av_buffer_unref(>sps_list[i]);
+for (i = 0; i < FF_ARRAY_ELEMS(ps->pps_list); i++)
+av_buffer_unref(>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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[FFmpeg-cvslog] avcodec/hevc_ps: add a function to uninitialize parameter set buffers

[James Almer]

ffmpeg | branch: master | James Almer  | Sat Jan 20 16:54:15 
2018 -0300| [9462b2b8205397ea5972b2365c2e8db6872ef3e9] | committer: James Almer

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

Reviewed-by: Michael Niedermayer 
Signed-off-by: James Almer 

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9462b2b8205397ea5972b2365c2e8db6872ef3e9
---

 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 a4f7ed60f7..4787312cfa 100644
--- a/libavcodec/hevc_ps.c
+++ b/libavcodec/hevc_ps.c
@@ -1704,6 +1704,22 @@ 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(>vps_list[i]);
+for (i = 0; i < FF_ARRAY_ELEMS(ps->sps_list); i++)
+av_buffer_unref(>sps_list[i]);
+for (i = 0; i < FF_ARRAY_ELEMS(ps->pps_list); i++)
+av_buffer_unref(>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 477ee4299a..9873754389 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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