[vlc-commits] codec: videotoolbox: don't store decoderConfiguration

[Francois Cartegnie]

vlc | branch: master | Francois Cartegnie <fcvlcdev at free.fr> | Mon Sep 11 14:35:28 2017 +0200| [3520e55522d6733ea96f1b535d0e46199fb6ba97] | committer: Thomas Guillem

codec: videotoolbox: don't store decoderConfiguration

Signed-off-by: Thomas Guillem <thomas at gllm.fr>

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=3520e55522d6733ea96f1b535d0e46199fb6ba97
---

 modules/codec/videotoolbox.m | 27 ++++++++++-----------------
 1 file changed, 10 insertions(+), 17 deletions(-)

diff --git a/modules/codec/videotoolbox.m b/modules/codec/videotoolbox.m
index 3fdac4c9f2..a53930371f 100644
--- a/modules/codec/videotoolbox.m
+++ b/modules/codec/videotoolbox.m
@@ -131,7 +131,6 @@ struct decoder_sys_t
     bool                        b_vt_flush;
     VTDecompressionSessionRef   session;
     CMVideoFormatDescriptionRef videoFormatDescription;
-    CFMutableDictionaryRef      decoderConfiguration;
     CFMutableDictionaryRef      extradataInfo;
 
     vlc_mutex_t                 lock;
@@ -672,11 +671,12 @@ static int StartVideoToolbox(decoder_t *p_dec)
     if(destinationPixelBufferAttributes == nil)
         return VLC_EGENERIC;
 
-    p_sys->decoderConfiguration = CreateSessionDescriptionFormat(p_dec,
-                                                                 p_dec->fmt_out.video.i_sar_num,
-                                                                 p_dec->fmt_out.video.i_sar_den,
-                                                                 p_sys->extradataInfo);
-    if(p_sys->decoderConfiguration == nil)
+    CFMutableDictionaryRef decoderConfiguration =
+        CreateSessionDescriptionFormat(p_dec,
+                                       p_dec->fmt_out.video.i_sar_num,
+                                       p_dec->fmt_out.video.i_sar_den,
+                                       p_sys->extradataInfo);
+    if(decoderConfiguration == nil)
     {
         CFRelease(destinationPixelBufferAttributes);
         return VLC_EGENERIC;
@@ -688,13 +688,12 @@ static int StartVideoToolbox(decoder_t *p_dec)
                                             p_sys->codec,
                                             p_dec->fmt_out.video.i_width,
                                             p_dec->fmt_out.video.i_height,
-                                            p_sys->decoderConfiguration,
+                                            decoderConfiguration,
                                             &p_sys->videoFormatDescription);
     if (status)
     {
         CFRelease(destinationPixelBufferAttributes);
-        CFRelease(p_sys->decoderConfiguration);
-        p_sys->decoderConfiguration = nil;
+        CFRelease(decoderConfiguration);
         msg_Err(p_dec, "video format description creation failed (%i)", (int)status);
         return VLC_EGENERIC;
     }
@@ -735,10 +734,10 @@ static int StartVideoToolbox(decoder_t *p_dec)
     /* create decompression session */
     status = VTDecompressionSessionCreate(kCFAllocatorDefault,
                                           p_sys->videoFormatDescription,
-                                          p_sys->decoderConfiguration,
+                                          decoderConfiguration,
                                           destinationPixelBufferAttributes,
                                           &decoderCallbackRecord, &p_sys->session);
-
+    CFRelease(decoderConfiguration);
     CFRelease(destinationPixelBufferAttributes);
 
     if (HandleVTStatus(p_dec, status) != VLC_SUCCESS)
@@ -793,11 +792,6 @@ static void StopVideoToolbox(decoder_t *p_dec, bool b_reset_format)
         CFRelease(p_sys->videoFormatDescription);
         p_sys->videoFormatDescription = nil;
     }
-
-    if (p_sys->decoderConfiguration != nil) {
-        CFRelease(p_sys->decoderConfiguration);
-        p_sys->decoderConfiguration = nil;
-    }
 }
 
 static int RestartVideoToolbox(decoder_t *p_dec, bool b_reset_format)
@@ -890,7 +884,6 @@ static int OpenDecoder(vlc_object_t *p_this)
     p_sys->b_vt_flush = false;
     p_sys->codec = codec;
     p_sys->videoFormatDescription = nil;
-    p_sys->decoderConfiguration = nil;
     p_sys->extradataInfo = nil;
     p_sys->p_pic_reorder = NULL;
     p_sys->i_pic_reorder = 0;