qsv: Add H.265 decoder

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2206>

diff --git a/subprojects/gst-plugins-bad/sys/qsv/gstqsvdecoder.cpp b/subprojects/gst-plugins-bad/sys/qsv/gstqsvdecoder.cpp
index 26c982f..13e559d 100644 (file)
--- a/subprojects/gst-plugins-bad/sys/qsv/gstqsvdecoder.cpp
+++ b/subprojects/gst-plugins-bad/sys/qsv/gstqsvdecoder.cpp
@@ -1081,6 +1081,9 @@ gst_qsv_decoder_negotiate (GstVideoDecoder * decoder)
     case MFX_FOURCC_NV12:
       format = GST_VIDEO_FORMAT_NV12;
       break;
+    case MFX_FOURCC_P010:
+      format = GST_VIDEO_FORMAT_P010_10LE;
+      break;
     default:
       break;
   }

diff --git a/subprojects/gst-plugins-bad/sys/qsv/gstqsvh265dec.cpp b/subprojects/gst-plugins-bad/sys/qsv/gstqsvh265dec.cpp
new file mode 100644 (file)
index 0000000..6a16f11
--- /dev/null
+++ b/subprojects/gst-plugins-bad/sys/qsv/gstqsvh265dec.cpp
@@ -0,0 +1,638 @@
+/* GStreamer
+ * Copyright (C) 2022 Seungha Yang <seungha@centricular.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "gstqsvh265dec.h"
+#include <gst/codecparsers/gsth265parser.h>
+#include <string>
+#include <string.h>
+#include <vector>
+
+#ifdef G_OS_WIN32
+#include <gst/d3d11/gstd3d11.h>
+#else
+#include <gst/va/gstva.h>
+#endif
+
+GST_DEBUG_CATEGORY_STATIC (gst_qsv_h265_dec_debug);
+#define GST_CAT_DEFAULT gst_qsv_h265_dec_debug
+
+typedef struct _GstQsvH265Dec
+{
+  GstQsvDecoder parent;
+  GstH265Parser *parser;
+  gboolean packetized;
+  gboolean nal_length_size;
+
+  GstBuffer *vps_nals[GST_H265_MAX_VPS_COUNT];
+  GstBuffer *sps_nals[GST_H265_MAX_SPS_COUNT];
+  GstBuffer *pps_nals[GST_H265_MAX_PPS_COUNT];
+} GstQsvH265Dec;
+
+typedef struct _GstQsvH265DecClass
+{
+  GstQsvDecoderClass parent_class;
+} GstQsvH265DecClass;
+
+static GTypeClass *parent_class = nullptr;
+
+#define GST_QSV_H265_DEC(object) ((GstQsvH265Dec *) (object))
+#define GST_QSV_H265_DEC_GET_CLASS(object) \
+    (G_TYPE_INSTANCE_GET_CLASS ((object),G_TYPE_FROM_INSTANCE (object),GstQsvH265DecClass))
+
+static gboolean gst_qsv_h265_dec_start (GstVideoDecoder * decoder);
+static gboolean gst_qsv_h265_dec_stop (GstVideoDecoder * decoder);
+static gboolean gst_qsv_h265_dec_set_format (GstQsvDecoder * decoder,
+    GstVideoCodecState * state);
+static GstBuffer *gst_qsv_h265_dec_process_input (GstQsvDecoder * decoder,
+    gboolean need_codec_data, GstBuffer * buffer);
+
+static void
+gst_qsv_h265_dec_class_init (GstQsvH265DecClass * klass, gpointer data)
+{
+  GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
+  GstVideoDecoderClass *videodec_class = GST_VIDEO_DECODER_CLASS (klass);
+  GstQsvDecoderClass *qsvdec_class = GST_QSV_DECODER_CLASS (klass);
+  GstQsvDecoderClassData *cdata = (GstQsvDecoderClassData *) data;
+
+  parent_class = (GTypeClass *) g_type_class_peek_parent (klass);
+
+  gst_element_class_set_static_metadata (element_class,
+      "Intel Quick Sync Video H.265 Decoder",
+      "Codec/Decoder/Video/Hardware",
+      "Intel Quick Sync Video H.265 Decoder",
+      "Seungha Yang <seungha@centricular.com>");
+
+  gst_element_class_add_pad_template (element_class,
+      gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
+          cdata->sink_caps));
+  gst_element_class_add_pad_template (element_class,
+      gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
+          cdata->src_caps));
+
+  videodec_class->start = GST_DEBUG_FUNCPTR (gst_qsv_h265_dec_start);
+  videodec_class->stop = GST_DEBUG_FUNCPTR (gst_qsv_h265_dec_stop);
+
+  qsvdec_class->set_format = GST_DEBUG_FUNCPTR (gst_qsv_h265_dec_set_format);
+  qsvdec_class->process_input =
+      GST_DEBUG_FUNCPTR (gst_qsv_h265_dec_process_input);
+
+  qsvdec_class->codec_id = MFX_CODEC_HEVC;
+  qsvdec_class->impl_index = cdata->impl_index;
+  qsvdec_class->adapter_luid = cdata->adapter_luid;
+  qsvdec_class->display_path = cdata->display_path;
+
+  gst_caps_unref (cdata->sink_caps);
+  gst_caps_unref (cdata->src_caps);
+  g_free (cdata);
+}
+
+static void
+gst_qsv_h265_dec_init (GstQsvH265Dec * self)
+{
+}
+
+static gboolean
+gst_qsv_h265_dec_start (GstVideoDecoder * decoder)
+{
+  GstQsvH265Dec *self = GST_QSV_H265_DEC (decoder);
+
+  self->parser = gst_h265_parser_new ();
+
+  return TRUE;
+}
+
+static void
+gst_qsv_h265_dec_clear_codec_data (GstQsvH265Dec * self)
+{
+  guint i;
+
+  for (i = 0; i < G_N_ELEMENTS (self->vps_nals); i++)
+    gst_clear_buffer (&self->vps_nals[i]);
+
+  for (i = 0; i < G_N_ELEMENTS (self->sps_nals); i++)
+    gst_clear_buffer (&self->sps_nals[i]);
+
+  for (i = 0; i < G_N_ELEMENTS (self->pps_nals); i++)
+    gst_clear_buffer (&self->pps_nals[i]);
+}
+
+static gboolean
+gst_qsv_h265_dec_stop (GstVideoDecoder * decoder)
+{
+  GstQsvH265Dec *self = GST_QSV_H265_DEC (decoder);
+
+  gst_qsv_h265_dec_clear_codec_data (self);
+
+  return GST_VIDEO_DECODER_CLASS (parent_class)->stop (decoder);
+}
+
+static void
+gst_qsv_h265_dec_store_nal (GstQsvH265Dec * self, guint id,
+    GstH265NalUnitType nal_type, GstH265NalUnit * nalu)
+{
+  GstBuffer *buf, **store;
+  guint size = nalu->size, store_size;
+  static const guint8 start_code[] = { 0, 0, 1 };
+
+  if (nal_type == GST_H265_NAL_VPS) {
+    store_size = GST_H265_MAX_VPS_COUNT;
+    store = self->vps_nals;
+    GST_DEBUG_OBJECT (self, "storing vps %u", id);
+  } else if (nal_type == GST_H265_NAL_SPS) {
+    store_size = GST_H265_MAX_SPS_COUNT;
+    store = self->sps_nals;
+    GST_DEBUG_OBJECT (self, "storing sps %u", id);
+  } else if (nal_type == GST_H265_NAL_PPS) {
+    store_size = GST_H265_MAX_PPS_COUNT;
+    store = self->pps_nals;
+    GST_DEBUG_OBJECT (self, "storing pps %u", id);
+  } else {
+    return;
+  }
+
+  if (id >= store_size) {
+    GST_DEBUG_OBJECT (self, "unable to store nal, id out-of-range %d", id);
+    return;
+  }
+
+  buf = gst_buffer_new_allocate (nullptr, size + sizeof (start_code), nullptr);
+  gst_buffer_fill (buf, 0, start_code, sizeof (start_code));
+  gst_buffer_fill (buf, sizeof (start_code), nalu->data + nalu->offset, size);
+
+  if (store[id])
+    gst_buffer_unref (store[id]);
+
+  store[id] = buf;
+}
+
+static gboolean
+gst_qsv_h265_dec_parse_codec_data (GstQsvH265Dec * self, const guint8 * data,
+    gsize size)
+{
+  GstH265Parser *parser = self->parser;
+  guint num_nal_arrays;
+  guint off;
+  guint num_nals, i, j;
+  GstH265ParserResult pres;
+  GstH265NalUnit nalu;
+  GstH265VPS vps;
+  GstH265SPS sps;
+  GstH265PPS pps;
+
+  /* parse the hvcC data */
+  if (size < 23) {
+    GST_WARNING_OBJECT (self, "hvcC too small");
+    return FALSE;
+  }
+
+  /* wrong hvcC version */
+  if (data[0] != 0 && data[0] != 1) {
+    return FALSE;
+  }
+
+  self->nal_length_size = (data[21] & 0x03) + 1;
+  GST_DEBUG_OBJECT (self, "nal length size %u", self->nal_length_size);
+
+  num_nal_arrays = data[22];
+  off = 23;
+
+  for (i = 0; i < num_nal_arrays; i++) {
+    if (off + 3 >= size) {
+      GST_WARNING_OBJECT (self, "hvcC too small");
+      return FALSE;
+    }
+
+    num_nals = GST_READ_UINT16_BE (data + off + 1);
+    off += 3;
+    for (j = 0; j < num_nals; j++) {
+      pres = gst_h265_parser_identify_nalu_hevc (parser,
+          data, off, size, 2, &nalu);
+
+      if (pres != GST_H265_PARSER_OK) {
+        GST_WARNING_OBJECT (self, "hvcC too small");
+        return FALSE;
+      }
+
+      switch (nalu.type) {
+        case GST_H265_NAL_VPS:
+          pres = gst_h265_parser_parse_vps (parser, &nalu, &vps);
+          if (pres != GST_H265_PARSER_OK) {
+            GST_WARNING_OBJECT (self, "Failed to parse VPS");
+            return FALSE;
+          }
+
+          gst_qsv_h265_dec_store_nal (self, vps.id,
+              (GstH265NalUnitType) nalu.type, &nalu);
+          break;
+        case GST_H265_NAL_SPS:
+          pres = gst_h265_parser_parse_sps (self->parser, &nalu, &sps, FALSE);
+          if (pres != GST_H265_PARSER_OK) {
+            GST_WARNING_OBJECT (self, "Failed to parse SPS");
+            return FALSE;
+          }
+
+          gst_qsv_h265_dec_store_nal (self, sps.id,
+              (GstH265NalUnitType) nalu.type, &nalu);
+          break;
+        case GST_H265_NAL_PPS:
+          pres = gst_h265_parser_parse_pps (parser, &nalu, &pps);
+          if (pres != GST_H265_PARSER_OK) {
+            GST_WARNING_OBJECT (self, "Failed to parse PPS");
+            return FALSE;
+          }
+
+          gst_qsv_h265_dec_store_nal (self, pps.id,
+              (GstH265NalUnitType) nalu.type, &nalu);
+          break;
+        default:
+          break;
+      }
+
+      off = nalu.offset + nalu.size;
+    }
+  }
+
+  return TRUE;
+}
+
+static gboolean
+gst_qsv_h265_dec_set_format (GstQsvDecoder * decoder,
+    GstVideoCodecState * state)
+{
+  GstQsvH265Dec *self = GST_QSV_H265_DEC (decoder);
+  GstStructure *s;
+  const gchar *str;
+  GstMapInfo map;
+
+  gst_qsv_h265_dec_clear_codec_data (self);
+  self->packetized = FALSE;
+
+  s = gst_caps_get_structure (state->caps, 0);
+  str = gst_structure_get_string (s, "stream-format");
+  if ((g_strcmp0 (str, "avc") == 0 || g_strcmp0 (str, "avc3")) &&
+      state->codec_data) {
+    self->packetized = TRUE;
+    /* Will be updated */
+    self->nal_length_size = 4;
+  }
+
+  if (!self->packetized)
+    return TRUE;
+
+  if (!gst_buffer_map (state->codec_data, &map, GST_MAP_READ)) {
+    GST_ERROR_OBJECT (self, "Failed to map codec data");
+    return FALSE;
+  }
+
+  gst_qsv_h265_dec_parse_codec_data (self, map.data, map.size);
+  gst_buffer_unmap (state->codec_data, &map);
+
+  return TRUE;
+}
+
+static GstBuffer *
+gst_qsv_h265_dec_process_input (GstQsvDecoder * decoder,
+    gboolean need_codec_data, GstBuffer * buffer)
+{
+  GstQsvH265Dec *self = GST_QSV_H265_DEC (decoder);
+  GstH265Parser *parser = self->parser;
+  GstH265NalUnit nalu;
+  GstH265ParserResult pres;
+  GstMapInfo map;
+  GstH265VPS vps;
+  GstH265SPS sps;
+  GstH265PPS pps;
+  gboolean have_vps = FALSE;
+  gboolean have_sps = FALSE;
+  gboolean have_pps = FALSE;
+  guint i;
+  GstBuffer *new_buf;
+  static const guint8 start_code[] = { 0, 0, 1 };
+
+  if (!self->packetized)
+    return gst_buffer_ref (buffer);
+
+  if (!gst_buffer_map (buffer, &map, GST_MAP_READ)) {
+    GST_ERROR_OBJECT (self, "Failed to map input buffer");
+    return nullptr;
+  }
+
+  memset (&nalu, 0, sizeof (GstH265NalUnit));
+  new_buf = gst_buffer_new ();
+
+  do {
+    GstMemory *mem;
+    guint8 *data;
+    gsize size;
+
+    pres = gst_h265_parser_identify_nalu_hevc (parser, map.data,
+        nalu.offset + nalu.size, map.size, self->nal_length_size, &nalu);
+
+    if (pres == GST_H265_PARSER_NO_NAL_END)
+      pres = GST_H265_PARSER_OK;
+
+    switch (nalu.type) {
+      case GST_H265_NAL_VPS:
+        pres = gst_h265_parser_parse_vps (parser, &nalu, &vps);
+        if (pres != GST_H265_PARSER_OK)
+          break;
+
+        have_vps = TRUE;
+        gst_qsv_h265_dec_store_nal (self, vps.id,
+            (GstH265NalUnitType) nalu.type, &nalu);
+        break;
+      case GST_H265_NAL_SPS:
+        pres = gst_h265_parser_parse_sps (parser, &nalu, &sps, FALSE);
+        if (pres != GST_H265_PARSER_OK)
+          break;
+
+        have_sps = TRUE;
+        gst_qsv_h265_dec_store_nal (self,
+            sps.id, (GstH265NalUnitType) nalu.type, &nalu);
+        break;
+      case GST_H265_NAL_PPS:
+        pres = gst_h265_parser_parse_pps (parser, &nalu, &pps);
+        if (pres != GST_H265_PARSER_OK)
+          break;
+
+        have_pps = TRUE;
+        gst_qsv_h265_dec_store_nal (self,
+            pps.id, (GstH265NalUnitType) nalu.type, &nalu);
+        break;
+      default:
+        break;
+    }
+
+    size = sizeof (start_code) + nalu.size;
+    data = (guint8 *) g_malloc (size);
+    memcpy (data, start_code, sizeof (start_code));
+    memcpy (data + sizeof (start_code), nalu.data + nalu.offset, nalu.size);
+
+    mem = gst_memory_new_wrapped ((GstMemoryFlags) 0, data, size, 0, size,
+        nullptr, (GDestroyNotify) g_free);
+    gst_buffer_append_memory (new_buf, mem);
+  } while (pres == GST_H265_PARSER_OK);
+
+  gst_buffer_unmap (buffer, &map);
+
+  if (need_codec_data) {
+    GstBuffer *tmp = gst_buffer_new ();
+
+    if (!have_vps) {
+      for (i = 0; i < GST_H265_MAX_VPS_COUNT; i++) {
+        if (!self->vps_nals[i])
+          continue;
+
+        tmp = gst_buffer_append (tmp, gst_buffer_ref (self->vps_nals[i]));
+      }
+    }
+
+    if (!have_sps) {
+      for (i = 0; i < GST_H265_MAX_SPS_COUNT; i++) {
+        if (!self->sps_nals[i])
+          continue;
+
+        tmp = gst_buffer_append (tmp, gst_buffer_ref (self->sps_nals[i]));
+      }
+    }
+
+    if (!have_pps) {
+      for (i = 0; i < GST_H265_MAX_PPS_COUNT; i++) {
+        if (!self->pps_nals[i])
+          continue;
+
+        tmp = gst_buffer_append (tmp, gst_buffer_ref (self->pps_nals[i]));
+      }
+    }
+
+    new_buf = gst_buffer_append (tmp, new_buf);
+  }
+
+  return new_buf;
+}
+
+typedef struct
+{
+  guint width;
+  guint height;
+} Resolution;
+
+void
+gst_qsv_h265_dec_register (GstPlugin * plugin, guint rank, guint impl_index,
+    GstObject * device, mfxSession session)
+{
+  mfxVideoParam param;
+  mfxInfoMFX *mfx;
+  static const Resolution resolutions_to_check[] = {
+    {1280, 720}, {1920, 1088}, {2560, 1440}, {3840, 2160}, {4096, 2160},
+    {7680, 4320}, {8192, 4320}
+  };
+  Resolution max_resolution;
+  std::vector < std::string > supported_profiles;
+  std::vector < std::string > supported_formats;
+
+  GST_DEBUG_CATEGORY_INIT (gst_qsv_h265_dec_debug,
+      "qsvh265dec", 0, "qsvh265dec");
+
+  memset (&param, 0, sizeof (mfxVideoParam));
+  memset (&max_resolution, 0, sizeof (Resolution));
+
+  param.AsyncDepth = 4;
+  param.IOPattern = MFX_IOPATTERN_OUT_VIDEO_MEMORY;
+
+  mfx = &param.mfx;
+  mfx->CodecId = MFX_CODEC_HEVC;
+
+  mfx->FrameInfo.FrameRateExtN = 30;
+  mfx->FrameInfo.FrameRateExtD = 1;
+  mfx->FrameInfo.AspectRatioW = 1;
+  mfx->FrameInfo.AspectRatioH = 1;
+  mfx->FrameInfo.ChromaFormat = MFX_CHROMAFORMAT_YUV420;
+  mfx->FrameInfo.FourCC = MFX_FOURCC_NV12;
+  mfx->FrameInfo.BitDepthLuma = 8;
+  mfx->FrameInfo.BitDepthChroma = 8;
+  mfx->FrameInfo.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
+  mfx->CodecProfile = MFX_PROFILE_HEVC_MAIN;
+
+  /* Check max-resolution */
+  for (guint i = 0; i < G_N_ELEMENTS (resolutions_to_check); i++) {
+    mfx->FrameInfo.Width = GST_ROUND_UP_16 (resolutions_to_check[i].width);
+    mfx->FrameInfo.Height = GST_ROUND_UP_16 (resolutions_to_check[i].height);
+    mfx->FrameInfo.CropW = resolutions_to_check[i].width;
+    mfx->FrameInfo.CropH = resolutions_to_check[i].height;
+
+    if (MFXVideoDECODE_Query (session, &param, &param) != MFX_ERR_NONE)
+      break;
+
+    max_resolution.width = resolutions_to_check[i].width;
+    max_resolution.height = resolutions_to_check[i].height;
+  }
+
+  if (max_resolution.width == 0 || max_resolution.height == 0)
+    return;
+
+  GST_INFO ("Maximum supported resolution: %dx%d",
+      max_resolution.width, max_resolution.height);
+
+  supported_profiles.push_back ("main");
+  supported_formats.push_back ("NV12");
+
+  /* Check other profile/formats */
+  /* TODO: check other profiles too */
+  mfx->FrameInfo.ChromaFormat = MFX_CHROMAFORMAT_YUV420;
+  mfx->FrameInfo.FourCC = MFX_FOURCC_P010;
+  mfx->FrameInfo.BitDepthLuma = 10;
+  mfx->FrameInfo.BitDepthChroma = 10;
+  mfx->FrameInfo.Shift = 1;
+  mfx->FrameInfo.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
+  mfx->CodecProfile = MFX_PROFILE_HEVC_MAIN10;
+  mfx->FrameInfo.Width = GST_ROUND_UP_16 (resolutions_to_check[0].width);
+  mfx->FrameInfo.Height = GST_ROUND_UP_16 (resolutions_to_check[0].height);
+  mfx->FrameInfo.CropW = resolutions_to_check[0].width;
+  mfx->FrameInfo.CropH = resolutions_to_check[0].height;
+  if (MFXVideoDECODE_Query (session, &param, &param) == MFX_ERR_NONE) {
+    supported_profiles.push_back ("main-10");
+    supported_formats.push_back ("P010_10LE");
+  }
+
+  /* To cover both landscape and portrait,
+   * select max value (width in this case) */
+  guint resolution = MAX (max_resolution.width, max_resolution.height);
+  std::string src_caps_str = "video/x-raw";
+
+  src_caps_str += ", width=(int) [ 16, " + std::to_string (resolution) + " ]";
+  src_caps_str += ", height=(int) [ 16, " + std::to_string (resolution) + " ]";
+
+  /* *INDENT-OFF* */
+  if (supported_formats.size () > 1) {
+    src_caps_str += ", format=(string) { ";
+    bool first = true;
+    for (const auto &iter: supported_formats) {
+      if (!first) {
+        src_caps_str += ", ";
+      }
+
+      src_caps_str += iter;
+      first = false;
+    }
+    src_caps_str += " }";
+  } else {
+    src_caps_str += ", format=(string) " + supported_formats[0];
+  }
+  /* *INDENT-ON* */
+
+  GstCaps *src_caps = gst_caps_from_string (src_caps_str.c_str ());
+
+  /* TODO: Add support for VA */
+#ifdef G_OS_WIN32
+  GstCaps *d3d11_caps = gst_caps_copy (src_caps);
+  GstCapsFeatures *caps_features =
+      gst_caps_features_new (GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY, nullptr);
+  gst_caps_set_features_simple (d3d11_caps, caps_features);
+  gst_caps_append (d3d11_caps, src_caps);
+  src_caps = d3d11_caps;
+#endif
+
+  std::string sink_caps_str = "video/x-h265";
+  sink_caps_str += ", width=(int) [ 16, " + std::to_string (resolution) + " ]";
+  sink_caps_str += ", height=(int) [ 16, " + std::to_string (resolution) + " ]";
+
+  sink_caps_str += ", stream-format=(string) { byte-stream, hev1, hvc1 }";
+  sink_caps_str += ", alignment=(string) au";
+  /* *INDENT-OFF* */
+  if (supported_profiles.size () > 1) {
+    sink_caps_str += ", profile=(string) { ";
+    bool first = true;
+    for (const auto &iter: supported_profiles) {
+      if (!first) {
+        sink_caps_str += ", ";
+      }
+
+      sink_caps_str += iter;
+      first = false;
+    }
+    sink_caps_str += " }";
+  } else {
+    sink_caps_str += ", profile=(string) " + supported_profiles[0];
+  }
+  /* *INDENT-ON* */
+
+  GstCaps *sink_caps = gst_caps_from_string (sink_caps_str.c_str ());
+
+  GST_MINI_OBJECT_FLAG_SET (sink_caps, GST_MINI_OBJECT_FLAG_MAY_BE_LEAKED);
+  GST_MINI_OBJECT_FLAG_SET (src_caps, GST_MINI_OBJECT_FLAG_MAY_BE_LEAKED);
+
+  GstQsvDecoderClassData *cdata = g_new0 (GstQsvDecoderClassData, 1);
+  cdata->sink_caps = sink_caps;
+  cdata->src_caps = src_caps;
+  cdata->impl_index = impl_index;
+
+#ifdef G_OS_WIN32
+  gint64 device_luid;
+  g_object_get (device, "adapter-luid", &device_luid, nullptr);
+  cdata->adapter_luid = device_luid;
+#else
+  gchar *display_path;
+  g_object_get (device, "path", &display_path, nullptr);
+  cdata->display_path = display_path;
+#endif
+
+  GType type;
+  gchar *type_name;
+  gchar *feature_name;
+  GTypeInfo type_info = {
+    sizeof (GstQsvH265DecClass),
+    nullptr,
+    nullptr,
+    (GClassInitFunc) gst_qsv_h265_dec_class_init,
+    nullptr,
+    cdata,
+    sizeof (GstQsvH265Dec),
+    0,
+    (GInstanceInitFunc) gst_qsv_h265_dec_init,
+  };
+
+  type_name = g_strdup ("GstQsvH265Dec");
+  feature_name = g_strdup ("qsvh265dec");
+
+  gint index = 0;
+  while (g_type_from_name (type_name)) {
+    index++;
+    g_free (type_name);
+    g_free (feature_name);
+    type_name = g_strdup_printf ("GstQsvH265Device%dDec", index);
+    feature_name = g_strdup_printf ("qsvh265device%ddec", index);
+  }
+
+  type = g_type_register_static (GST_TYPE_QSV_DECODER, type_name, &type_info,
+      (GTypeFlags) 0);
+
+  if (rank > 0 && index != 0)
+    rank--;
+
+  if (!gst_element_register (plugin, feature_name, rank, type))
+    GST_WARNING ("Failed to register plugin '%s'", type_name);
+
+  g_free (type_name);
+  g_free (feature_name);
+}

diff --git a/subprojects/gst-plugins-bad/sys/qsv/gstqsvh265dec.h b/subprojects/gst-plugins-bad/sys/qsv/gstqsvh265dec.h
new file mode 100644 (file)
index 0000000..0aece0b
--- /dev/null
+++ b/subprojects/gst-plugins-bad/sys/qsv/gstqsvh265dec.h
@@ -0,0 +1,34 @@
+/* GStreamer
+ * Copyright (C) 2022 Seungha Yang <seungha@centricular.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#pragma once
+
+#include <gst/gst.h>
+#include <gst/video/video.h>
+#include "gstqsvdecoder.h"
+
+G_BEGIN_DECLS
+
+void gst_qsv_h265_dec_register (GstPlugin * plugin,
+                                guint rank,
+                                guint impl_index,
+                                GstObject * device,
+                                mfxSession session);
+
+G_END_DECLS

diff --git a/subprojects/gst-plugins-bad/sys/qsv/meson.build b/subprojects/gst-plugins-bad/sys/qsv/meson.build
index 45ff087..45f4a63 100644 (file)
--- a/subprojects/gst-plugins-bad/sys/qsv/meson.build
+++ b/subprojects/gst-plugins-bad/sys/qsv/meson.build
@@ -4,6 +4,7 @@ qsv_sources = [
   'gstqsvencoder.cpp',
   'gstqsvh264dec.cpp',
   'gstqsvh264enc.cpp',
+  'gstqsvh265dec.cpp',
   'gstqsvh265enc.cpp',
   'gstqsvjpegenc.cpp',
   'gstqsvutils.cpp',

diff --git a/subprojects/gst-plugins-bad/sys/qsv/plugin.cpp b/subprojects/gst-plugins-bad/sys/qsv/plugin.cpp
index b9d87a8..5f61dce 100644 (file)
--- a/subprojects/gst-plugins-bad/sys/qsv/plugin.cpp
+++ b/subprojects/gst-plugins-bad/sys/qsv/plugin.cpp
@@ -26,6 +26,7 @@
 #include "gstqsvutils.h"
 #include "gstqsvh264dec.h"
 #include "gstqsvh264enc.h"
+#include "gstqsvh265dec.h"
 #include "gstqsvh265enc.h"
 #include "gstqsvjpegenc.h"
 #include "gstqsvvp9enc.h"
@@ -236,6 +237,7 @@ plugin_init (GstPlugin * plugin)
       goto next;
 
     gst_qsv_h264_dec_register (plugin, GST_RANK_MARGINAL, i, device, session);
+    gst_qsv_h265_dec_register (plugin, GST_RANK_MARGINAL, i, device, session);
 
     gst_qsv_h264_enc_register (plugin, GST_RANK_NONE, i, device, session);
     gst_qsv_h265_enc_register (plugin, GST_RANK_NONE, i, device, session);