[FFmpeg-devel] [PATCH 1/2] avcodec/snowenc: AV_CODEC_CAP_ENCODER_RECON_FRAME support

[Michael Niedermayer <michael@niedermayer.cc>]

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavcodec/snowenc.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/libavcodec/snowenc.c b/libavcodec/snowenc.c
index 658684c575..a03e4292ee 100644
--- a/libavcodec/snowenc.c
+++ b/libavcodec/snowenc.c
@@ -26,6 +26,7 @@
 #include "avcodec.h"
 #include "codec_internal.h"
 #include "encode.h"
+#include "internal.h" //For AVCodecInternal.recon_frame
 #include "me_cmp.h"
 #include "packet_internal.h"
 #include "snow_dwt.h"
@@ -1576,6 +1577,7 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
 {
     SnowContext *s = avctx->priv_data;
     RangeCoder * const c= &s->c;
+    AVCodecInternal *avci = avctx->internal;
     AVFrame *pic;
     const int width= s->avctx->width;
     const int height= s->avctx->height;
@@ -1877,6 +1879,10 @@ redo_frame:
                                    s->encoding_error,
                                    (s->avctx->flags&AV_CODEC_FLAG_PSNR) ? SNOW_MAX_PLANES : 0,
                                    s->current_picture->pict_type);
+    if (avci->recon_frame) {
+        av_frame_unref(avci->recon_frame);
+        av_frame_ref(avci->recon_frame, s->current_picture);
+    }
 
     pkt->size = ff_rac_terminate(c, 0);
     if (s->current_picture->key_frame)
@@ -1934,7 +1940,9 @@ const FFCodec ff_snow_encoder = {
     CODEC_LONG_NAME("Snow"),
     .p.type         = AVMEDIA_TYPE_VIDEO,
     .p.id           = AV_CODEC_ID_SNOW,
-    .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE,
+    .p.capabilities = AV_CODEC_CAP_DR1 |
+                      AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE |
+                      AV_CODEC_CAP_ENCODER_RECON_FRAME,
     .priv_data_size = sizeof(SnowContext),
     .init           = encode_init,
     FF_CODEC_ENCODE_CB(encode_frame),
-- 
2.17.1

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