[libav-devel] [PATCH 4/5] decode: add a per-frame private data for hwaccel use

[Anton Khirnov]

This will be useful in the CUVID hwaccel. It should also eventually
replace current decoder-specific mechanisms used by various other
hwaccels.
---
 libavcodec/decode.c | 3 +++
 libavcodec/decode.h | 6 ++++++
 2 files changed, 9 insertions(+)

diff --git a/libavcodec/decode.c b/libavcodec/decode.c
index 01e4dd2..a255773 100644
--- a/libavcodec/decode.c
+++ b/libavcodec/decode.c
@@ -1110,6 +1110,9 @@ static void decode_data_free(void *opaque, uint8_t *data)
     if (fdd->post_process_opaque_free)
         fdd->post_process_opaque_free(fdd->post_process_opaque);
 
+    if (fdd->hwaccel_priv_free)
+        fdd->hwaccel_priv_free(fdd->hwaccel_priv);
+
     av_freep(&fdd);
 }
 
diff --git a/libavcodec/decode.h b/libavcodec/decode.h
index 72052f1..235f355 100644
--- a/libavcodec/decode.h
+++ b/libavcodec/decode.h
@@ -49,6 +49,12 @@ typedef struct FrameDecodeData {
     int (*post_process)(void *logctx, AVFrame *frame);
     void *post_process_opaque;
     void (*post_process_opaque_free)(void *opaque);
+
+    /**
+     * Per-frame private data for hwaccels.
+     */
+    void *hwaccel_priv;
+    void (*hwaccel_priv_free)(void *priv);
 } FrameDecodeData;
 
 /**
-- 
2.0.0

_______________________________________________
libav-devel mailing list
libav-devel@libav.org
https://lists.libav.org/mailman/listinfo/libav-devel