qsv: Add VP8 decoder

configure

@@ -2189,6 +2189,7 @@ vc1_vaapi_hwaccel_deps="vaapi"
 vc1_vaapi_hwaccel_select="vc1_decoder"
 vc1_vdpau_hwaccel_deps="vdpau"
 vc1_vdpau_hwaccel_select="vc1_decoder"
+vp8_qsv_hwaccel_deps="libmfx"
 vp8_vaapi_hwaccel_deps="vaapi VAPictureParameterBufferVP8"
 vp8_vaapi_hwaccel_select="vp8_decoder"
 wmv3_d3d11va_hwaccel_select="vc1_d3d11va_hwaccel"
@@ -2229,6 +2230,8 @@ mpeg2_qsv_encoder_deps="libmfx"
 mpeg2_qsv_encoder_select="qsvenc"
 vc1_qsv_decoder_deps="libmfx"
 vc1_qsv_decoder_select="qsvdec vc1_qsv_hwaccel vc1_parser"
+vp8_qsv_decoder_deps="libmfx"
+vp8_qsv_decoder_select="qsvdec vp8_qsv_hwaccel vp8_parser"
 
 nvenc_h264_encoder_deps="nvenc"
 nvenc_hevc_encoder_deps="nvenc"

libavcodec/Makefile

@@ -476,6 +476,7 @@ OBJS-$(CONFIG_VP6_DECODER)             += vp6.o vp56.o vp56data.o \
                                           vp6dsp.o vp56rac.o
 OBJS-$(CONFIG_VP7_DECODER)             += vp8.o vp56rac.o
 OBJS-$(CONFIG_VP8_DECODER)             += vp8.o vp56rac.o
+OBJS-$(CONFIG_VP8_QSV_DECODER)         += qsvdec_other.o
 OBJS-$(CONFIG_VP9_DECODER)             += vp9.o vp9data.o vp9dsp.o \
                                           vp9block.o vp9prob.o vp9mvs.o vp56rac.o
 OBJS-$(CONFIG_VQA_DECODER)             += vqavideo.o

libavcodec/allcodecs.c

@@ -95,6 +95,7 @@ void avcodec_register_all(void)
     REGISTER_HWACCEL(VC1_VAAPI,         vc1_vaapi);
     REGISTER_HWACCEL(VC1_VDPAU,         vc1_vdpau);
     REGISTER_HWACCEL(VC1_MMAL,          vc1_mmal);
+    REGISTER_HWACCEL(VP8_QSV,           vp8_qsv);
     REGISTER_HWACCEL(VP8_VAAPI,         vp8_vaapi);
     REGISTER_HWACCEL(WMV3_D3D11VA,      wmv3_d3d11va);
     REGISTER_HWACCEL(WMV3_DXVA2,        wmv3_dxva2);
@@ -292,6 +293,7 @@ void avcodec_register_all(void)
     REGISTER_DECODER(VP6F,              vp6f);
     REGISTER_DECODER(VP7,               vp7);
     REGISTER_DECODER(VP8,               vp8);
+    REGISTER_DECODER(VP8_QSV,           vp8_qsv);
     REGISTER_DECODER(VP9,               vp9);
     REGISTER_DECODER(VQA,               vqa);
     REGISTER_DECODER(WEBP,              webp);

libavcodec/qsv.c

@@ -34,6 +34,10 @@
 #include "avcodec.h"
 #include "qsv_internal.h"
 
+#if QSV_VERSION_ATLEAST(1, 12)
+#include "mfx/mfxvp8.h"
+#endif
+
 int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id)
 {
     switch (codec_id) {
@@ -48,6 +52,10 @@ int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id)
         return MFX_CODEC_MPEG2;
     case AV_CODEC_ID_VC1:
         return MFX_CODEC_VC1;
+#if QSV_VERSION_ATLEAST(1, 12)
+    case AV_CODEC_ID_VP8:
+        return MFX_CODEC_VP8;
+#endif
     default:
         break;
     }

libavcodec/qsvdec_other.c

@@ -1,5 +1,5 @@
 /*
- * Intel MediaSDK QSV based MPEG-2 and VC-1 decoders
+ * Intel MediaSDK QSV based MPEG-2, VC-1 and VP8 decoders
  *
  * copyright (c) 2015 Anton Khirnov
  *
@@ -74,6 +74,17 @@ static av_cold int qsv_decode_init(AVCodecContext *avctx)
     QSVOtherContext *s = avctx->priv_data;
     int ret;
 
+#if CONFIG_VP8_QSV_DECODER
+    if (avctx->codec_id == AV_CODEC_ID_VP8) {
+        static const char *uid_vp8dec_hw = "f622394d8d87452f878c51f2fc9b4131";
+
+        av_freep(&s->qsv.load_plugins);
+        s->qsv.load_plugins = av_strdup(uid_vp8dec_hw);
+        if (!s->qsv.load_plugins)
+            return AVERROR(ENOMEM);
+    }
+#endif
+
     s->packet_fifo = av_fifo_alloc(sizeof(AVPacket));
     if (!s->packet_fifo) {
         ret = AVERROR(ENOMEM);
@@ -216,3 +227,38 @@ AVCodec ff_vc1_qsv_decoder = {
                                                     AV_PIX_FMT_NONE },
 };
 #endif
+
+#if CONFIG_VP8_QSV_HWACCEL
+AVHWAccel ff_vp8_qsv_hwaccel = {
+    .name           = "vp8_qsv",
+    .type           = AVMEDIA_TYPE_VIDEO,
+    .id             = AV_CODEC_ID_VP8,
+    .pix_fmt        = AV_PIX_FMT_QSV,
+};
+#endif
+
+#if CONFIG_VP8_QSV_DECODER
+static const AVClass vp8_qsv_class = {
+    .class_name = "vp8_qsv",
+    .item_name  = av_default_item_name,
+    .option     = options,
+    .version    = LIBAVUTIL_VERSION_INT,
+};
+
+AVCodec ff_vp8_qsv_decoder = {
+    .name           = "vp8_qsv",
+    .long_name      = NULL_IF_CONFIG_SMALL("VP8 video (Intel Quick Sync Video acceleration)"),
+    .priv_data_size = sizeof(QSVOtherContext),
+    .type           = AVMEDIA_TYPE_VIDEO,
+    .id             = AV_CODEC_ID_VP8,
+    .init           = qsv_decode_init,
+    .decode         = qsv_decode_frame,
+    .flush          = qsv_decode_flush,
+    .close          = qsv_decode_close,
+    .capabilities   = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_DR1,
+    .priv_class     = &vp8_qsv_class,
+    .pix_fmts       = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12,
+                                                    AV_PIX_FMT_QSV,
+                                                    AV_PIX_FMT_NONE },
+};
+#endif