[FFmpeg-cvslog] libvpxenc: Support forcing keyframes

[Martin Storsjö]

ffmpeg | branch: master | Martin Storsjö <martin at martin.st> | Wed Dec  5 17:17:20 2012 +0200| [774e6fc9edecc00eab7a47dacfc9a7b9845b1286] | committer: Martin Storsjö

libvpxenc: Support forcing keyframes

Signed-off-by: Martin Storsjö <martin at martin.st>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=774e6fc9edecc00eab7a47dacfc9a7b9845b1286
---

 libavcodec/libvpxenc.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/libavcodec/libvpxenc.c b/libavcodec/libvpxenc.c
index 9774d5a..17b9800 100644
--- a/libavcodec/libvpxenc.c
+++ b/libavcodec/libvpxenc.c
@@ -495,6 +495,7 @@ static int vp8_encode(AVCodecContext *avctx, AVPacket *pkt,
     struct vpx_image *rawimg = NULL;
     int64_t timestamp = 0;
     int res, coded_size;
+    vpx_enc_frame_flags_t flags = 0;
 
     if (frame) {
         rawimg                      = &ctx->rawimg;
@@ -505,10 +506,12 @@ static int vp8_encode(AVCodecContext *avctx, AVPacket *pkt,
         rawimg->stride[VPX_PLANE_U] = frame->linesize[1];
         rawimg->stride[VPX_PLANE_V] = frame->linesize[2];
         timestamp                   = frame->pts;
+        if (frame->pict_type == AV_PICTURE_TYPE_I)
+            flags |= VPX_EFLAG_FORCE_KF;
     }
 
     res = vpx_codec_encode(&ctx->encoder, rawimg, timestamp,
-                           avctx->ticks_per_frame, 0, ctx->deadline);
+                           avctx->ticks_per_frame, flags, ctx->deadline);
     if (res != VPX_CODEC_OK) {
         log_encoder_error(avctx, "Error encoding frame");
         return AVERROR_INVALIDDATA;