avcodec/huffyuvenc: frame multi-threading support

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/frame_thread_encoder.c

@@ -133,6 +133,13 @@ int ff_frame_thread_encoder_init(AVCodecContext *avctx, AVDictionary *options){
     if(avctx->thread_count <= 1)
         return 0;
 
+    if (avctx->codec_id == AV_CODEC_ID_HUFFYUV ||
+        avctx->codec_id == AV_CODEC_ID_FFVHUFF) {
+        // huffyuv doesnt support these with multiple frame threads currently
+        if (avctx->context_model > 0 || (avctx->flags & CODEC_FLAG_PASS1))
+            return 0;
+    }
+
     if(avctx->thread_count > MAX_THREADS)
         return AVERROR(EINVAL);
 

libavcodec/huffyuvenc.c

@@ -996,6 +996,7 @@ AVCodec ff_huffyuv_encoder = {
     .init           = encode_init,
     .encode2        = encode_frame,
     .close          = encode_end,
+    .capabilities   = CODEC_CAP_FRAME_THREADS | CODEC_CAP_INTRA_ONLY,
     .pix_fmts       = (const enum AVPixelFormat[]){
         AV_PIX_FMT_YUV422P, AV_PIX_FMT_RGB24,
         AV_PIX_FMT_RGB32, AV_PIX_FMT_NONE
@@ -1013,6 +1014,7 @@ AVCodec ff_ffvhuff_encoder = {
     .init           = encode_init,
     .encode2        = encode_frame,
     .close          = encode_end,
+    .capabilities   = CODEC_CAP_FRAME_THREADS | CODEC_CAP_INTRA_ONLY,
     .pix_fmts       = (const enum AVPixelFormat[]){
         AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV411P,
         AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUV440P,

libavcodec/version.h

@@ -30,7 +30,7 @@
 
 #define LIBAVCODEC_VERSION_MAJOR 55
 #define LIBAVCODEC_VERSION_MINOR  49
-#define LIBAVCODEC_VERSION_MICRO 100
+#define LIBAVCODEC_VERSION_MICRO 101
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
                                                LIBAVCODEC_VERSION_MINOR, \