[FFmpeg-cvslog] avdevice/decklink: factorize cleanup function to common code

[Marton Balint]

ffmpeg | branch: master | Marton Balint <cus at passwd.hu> | Sat Jun 18 15:49:01 2016 +0200| [1fc85d8511fb059450e36f2493b273635d507aa3] | committer: Marton Balint

avdevice/decklink: factorize cleanup function to common code

Reviewed-by: Deti Fliegl <deti at fliegl.de>
Signed-off-by: Marton Balint <cus at passwd.hu>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1fc85d8511fb059450e36f2493b273635d507aa3
---

 libavdevice/decklink_common.cpp |   13 +++++++++++++
 libavdevice/decklink_common.h   |    1 +
 libavdevice/decklink_dec.cpp    |   11 ++---------
 libavdevice/decklink_enc.cpp    |   10 ++--------
 4 files changed, 18 insertions(+), 17 deletions(-)

diff --git a/libavdevice/decklink_common.cpp b/libavdevice/decklink_common.cpp
index ac7964c..43599b6 100644
--- a/libavdevice/decklink_common.cpp
+++ b/libavdevice/decklink_common.cpp
@@ -239,3 +239,16 @@ int ff_decklink_list_formats(AVFormatContext *avctx, decklink_direction_t direct
 
     return 0;
 }
+
+void ff_decklink_cleanup(AVFormatContext *avctx)
+{
+    struct decklink_cctx *cctx = (struct decklink_cctx *) avctx->priv_data;
+    struct decklink_ctx *ctx = (struct decklink_ctx *) cctx->ctx;
+
+    if (ctx->dli)
+        ctx->dli->Release();
+    if (ctx->dlo)
+        ctx->dlo->Release();
+    if (ctx->dl)
+        ctx->dl->Release();
+}
diff --git a/libavdevice/decklink_common.h b/libavdevice/decklink_common.h
index dff4fc1..1a9feeb 100644
--- a/libavdevice/decklink_common.h
+++ b/libavdevice/decklink_common.h
@@ -105,5 +105,6 @@ int ff_decklink_set_format(AVFormatContext *avctx, int width, int height, int tb
 int ff_decklink_set_format(AVFormatContext *avctx, decklink_direction_t direction, int num);
 int ff_decklink_list_devices(AVFormatContext *avctx);
 int ff_decklink_list_formats(AVFormatContext *avctx, decklink_direction_t direction = DIRECTION_OUT);
+void ff_decklink_cleanup(AVFormatContext *avctx);
 
 #endif /* AVDEVICE_DECKLINK_COMMON_H */
diff --git a/libavdevice/decklink_dec.cpp b/libavdevice/decklink_dec.cpp
index 3b5d4be..8b57e0c 100644
--- a/libavdevice/decklink_dec.cpp
+++ b/libavdevice/decklink_dec.cpp
@@ -419,11 +419,7 @@ av_cold int ff_decklink_read_close(AVFormatContext *avctx)
         ctx->dli->DisableAudioInput();
     }
 
-    if (ctx->dli)
-        ctx->dli->Release();
-    if (ctx->dl)
-        ctx->dl->Release();
-
+    ff_decklink_cleanup(avctx);
     avpacket_queue_end(&ctx->queue);
 
     av_freep(&cctx->ctx);
@@ -620,10 +616,7 @@ av_cold int ff_decklink_read_header(AVFormatContext *avctx)
     return 0;
 
 error:
-
-    ctx->dli->Release();
-    ctx->dl->Release();
-
+    ff_decklink_cleanup(avctx);
     return AVERROR(EIO);
 }
 
diff --git a/libavdevice/decklink_enc.cpp b/libavdevice/decklink_enc.cpp
index 6c5450f..4d00a53 100644
--- a/libavdevice/decklink_enc.cpp
+++ b/libavdevice/decklink_enc.cpp
@@ -193,10 +193,7 @@ av_cold int ff_decklink_write_trailer(AVFormatContext *avctx)
             ctx->dlo->DisableAudioOutput();
     }
 
-    if (ctx->dlo)
-        ctx->dlo->Release();
-    if (ctx->dl)
-        ctx->dl->Release();
+    ff_decklink_cleanup(avctx);
 
     if (ctx->output_callback)
         delete ctx->output_callback;
@@ -400,10 +397,7 @@ av_cold int ff_decklink_write_header(AVFormatContext *avctx)
     return 0;
 
 error:
-
-    ctx->dlo->Release();
-    ctx->dl->Release();
-
+    ff_decklink_cleanup(avctx);
     return AVERROR(EIO);
 }