Module: Mesa
Branch: main
Commit: 5cb46f1ce70a513fd90f676bcfd852667b041f43
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=5cb46f1ce70a513fd90f676bcfd852667b041f43

Author: Dave Airlie <airl...@redhat.com>
Date:   Thu Mar  9 16:40:48 2023 +1000

vulkan/video: add support for h264 encode to common code

This adds support for the h264 encode session and parameter storage.

Reviewed-by: Hyunjun Ko <zz...@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25874>

---

 src/vulkan/runtime/vk_video.c | 147 +++++++++++++++++++++++++++++++++++++++---
 src/vulkan/runtime/vk_video.h |  29 +++++++++
 2 files changed, 168 insertions(+), 8 deletions(-)

diff --git a/src/vulkan/runtime/vk_video.c b/src/vulkan/runtime/vk_video.c
index 16a684bfcd5..3a7d1528225 100644
--- a/src/vulkan/runtime/vk_video.c
+++ b/src/vulkan/runtime/vk_video.c
@@ -57,10 +57,34 @@ vk_video_session_init(struct vk_device *device,
       vid->h265.profile_idc = h265_profile->stdProfileIdc;
       break;
    }
+#ifdef VK_ENABLE_BETA_EXTENSIONS
+   case VK_VIDEO_CODEC_OPERATION_ENCODE_H264_BIT_EXT: {
+      const struct VkVideoEncodeH264ProfileInfoEXT *h264_profile =
+         vk_find_struct_const(create_info->pVideoProfile->pNext, 
VIDEO_ENCODE_H264_PROFILE_INFO_EXT);
+      vid->h264.profile_idc = h264_profile->stdProfileIdc;
+      break;
+   }
+#endif
    default:
       return VK_ERROR_FEATURE_NOT_PRESENT;
    }
 
+#ifdef VK_ENABLE_BETA_EXTENSIONS
+   if (vid->op == VK_VIDEO_CODEC_OPERATION_ENCODE_H264_BIT_EXT) {
+      const struct VkVideoEncodeUsageInfoKHR *encode_usage_profile =
+         vk_find_struct_const(create_info->pVideoProfile->pNext, 
VIDEO_ENCODE_USAGE_INFO_KHR);
+      if (encode_usage_profile) {
+         vid->enc_usage.video_usage_hints = 
encode_usage_profile->videoUsageHints;
+         vid->enc_usage.video_content_hints = 
encode_usage_profile->videoContentHints;
+         vid->enc_usage.tuning_mode = encode_usage_profile->tuningMode;
+      } else {
+         vid->enc_usage.video_usage_hints = VK_VIDEO_ENCODE_USAGE_DEFAULT_KHR;
+         vid->enc_usage.video_content_hints = 
VK_VIDEO_ENCODE_CONTENT_DEFAULT_KHR;
+         vid->enc_usage.tuning_mode = VK_VIDEO_ENCODE_TUNING_MODE_DEFAULT_KHR;
+      }
+   }
+#endif
+
    return VK_SUCCESS;
 }
 
@@ -99,10 +123,15 @@ FIND(StdVideoH265VideoParameterSet, h265_dec, std_vps, 
vps_video_parameter_set_i
 FIND(StdVideoH265SequenceParameterSet, h265_dec, std_sps, 
sps_seq_parameter_set_id)
 FIND(StdVideoH265PictureParameterSet, h265_dec, std_pps, 
pps_pic_parameter_set_id)
 
+#ifdef VK_ENABLE_BETA_EXTENSIONS
+FIND(StdVideoH264SequenceParameterSet, h264_enc, std_sps, seq_parameter_set_id)
+FIND(StdVideoH264PictureParameterSet, h264_enc, std_pps, pic_parameter_set_id)
+#endif
+
 static void
-init_add_h264_session_parameters(struct vk_video_session_parameters *params,
-                                 const struct 
VkVideoDecodeH264SessionParametersAddInfoKHR *h264_add,
-                                 const struct vk_video_session_parameters 
*templ)
+init_add_h264_dec_session_parameters(struct vk_video_session_parameters 
*params,
+                                     const struct 
VkVideoDecodeH264SessionParametersAddInfoKHR *h264_add,
+                                     const struct vk_video_session_parameters 
*templ)
 {
    unsigned i;
 
@@ -129,6 +158,37 @@ init_add_h264_session_parameters(struct 
vk_video_session_parameters *params,
    }
 }
 
+#ifdef VK_ENABLE_BETA_EXTENSIONS
+static void
+init_add_h264_enc_session_parameters(struct vk_video_session_parameters 
*params,
+                                     const struct 
VkVideoEncodeH264SessionParametersAddInfoEXT *h264_add,
+                                     const struct vk_video_session_parameters 
*templ)
+{
+   unsigned i;
+   if (h264_add) {
+      for (i = 0; i < h264_add->stdSPSCount; i++) {
+         add_h264_enc_std_sps(params, &h264_add->pStdSPSs[i], false);
+      }
+   }
+   if (templ) {
+      for (i = 0; i < templ->h264_dec.std_sps_count; i++) {
+         add_h264_enc_std_sps(params, &templ->h264_enc.std_sps[i], true);
+      }
+   }
+
+   if (h264_add) {
+      for (i = 0; i < h264_add->stdPPSCount; i++) {
+         add_h264_enc_std_pps(params, &h264_add->pStdPPSs[i], false);
+      }
+   }
+   if (templ) {
+      for (i = 0; i < templ->h264_enc.std_pps_count; i++) {
+         add_h264_enc_std_pps(params, &templ->h264_enc.std_pps[i], true);
+      }
+   }
+}
+#endif
+
 static void
 init_add_h265_session_parameters(struct vk_video_session_parameters *params,
                                  const struct 
VkVideoDecodeH265SessionParametersAddInfoKHR *h265_add,
@@ -200,7 +260,7 @@ vk_video_session_parameters_init(struct vk_device *device,
          return vk_error(device, VK_ERROR_OUT_OF_HOST_MEMORY);
       }
 
-      init_add_h264_session_parameters(params, 
h264_create->pParametersAddInfo, templ);
+      init_add_h264_dec_session_parameters(params, 
h264_create->pParametersAddInfo, templ);
       break;
    }
    case VK_VIDEO_CODEC_OPERATION_DECODE_H265_BIT_KHR: {
@@ -228,6 +288,29 @@ vk_video_session_parameters_init(struct vk_device *device,
       init_add_h265_session_parameters(params, 
h265_create->pParametersAddInfo, templ);
       break;
    }
+#ifdef VK_ENABLE_BETA_EXTENSIONS
+   case VK_VIDEO_CODEC_OPERATION_ENCODE_H264_BIT_EXT: {
+      const struct VkVideoEncodeH264SessionParametersCreateInfoEXT 
*h264_create =
+         vk_find_struct_const(create_info->pNext, 
VIDEO_ENCODE_H264_SESSION_PARAMETERS_CREATE_INFO_EXT);
+
+      params->h264_enc.max_std_sps_count = h264_create->maxStdSPSCount;
+      params->h264_enc.max_std_pps_count = h264_create->maxStdPPSCount;
+
+      uint32_t sps_size = params->h264_enc.max_std_sps_count * 
sizeof(StdVideoH264SequenceParameterSet);
+      uint32_t pps_size = params->h264_enc.max_std_pps_count * 
sizeof(StdVideoH264PictureParameterSet);
+
+      params->h264_enc.std_sps = vk_alloc(&device->alloc, sps_size, 8, 
VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+      params->h264_enc.std_pps = vk_alloc(&device->alloc, pps_size, 8, 
VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+      if (!params->h264_enc.std_sps || !params->h264_enc.std_pps) {
+         vk_free(&device->alloc, params->h264_enc.std_sps);
+         vk_free(&device->alloc, params->h264_enc.std_pps);
+         return vk_error(device, VK_ERROR_OUT_OF_HOST_MEMORY);
+      }
+
+      init_add_h264_enc_session_parameters(params, 
h264_create->pParametersAddInfo, templ);
+      break;
+   }
+#endif
    default:
       unreachable("Unsupported video codec operation");
       break;
@@ -249,6 +332,12 @@ vk_video_session_parameters_finish(struct vk_device 
*device,
       vk_free(&device->alloc, params->h265_dec.std_sps);
       vk_free(&device->alloc, params->h265_dec.std_pps);
       break;
+#ifdef VK_ENABLE_BETA_EXTENSIONS
+   case VK_VIDEO_CODEC_OPERATION_ENCODE_H264_BIT_EXT:
+      vk_free(&device->alloc, params->h264_enc.std_sps);
+      vk_free(&device->alloc, params->h264_enc.std_pps);
+      break;
+#endif
    default:
       break;
    }
@@ -268,8 +357,8 @@ update_sps(struct vk_video_session_parameters *params,
 }
 
 static VkResult
-update_h264_session_parameters(struct vk_video_session_parameters *params,
-                               const struct 
VkVideoDecodeH264SessionParametersAddInfoKHR *h264_add)
+update_h264_dec_session_parameters(struct vk_video_session_parameters *params,
+                                   const struct 
VkVideoDecodeH264SessionParametersAddInfoKHR *h264_add)
 {
    VkResult result = VK_SUCCESS;
 
@@ -281,6 +370,21 @@ update_h264_session_parameters(struct 
vk_video_session_parameters *params,
    return result;
 }
 
+#ifdef VK_ENABLE_BETA_EXTENSIONS
+static VkResult
+update_h264_enc_session_parameters(struct vk_video_session_parameters *params,
+                                  const struct 
VkVideoEncodeH264SessionParametersAddInfoEXT *h264_add)
+{
+   VkResult result = VK_SUCCESS;
+   result = update_h264_enc_std_sps(params, h264_add->stdSPSCount, 
h264_add->pStdSPSs);
+   if (result != VK_SUCCESS)
+      return result;
+
+   result = update_h264_enc_std_pps(params, h264_add->stdPPSCount, 
h264_add->pStdPPSs);
+   return result;
+}
+#endif
+
 static VkResult
 update_h265_session_parameters(struct vk_video_session_parameters *params,
                                const struct 
VkVideoDecodeH265SessionParametersAddInfoKHR *h265_add)
@@ -319,7 +423,7 @@ vk_video_session_parameters_update(struct 
vk_video_session_parameters *params,
    case VK_VIDEO_CODEC_OPERATION_DECODE_H264_BIT_KHR: {
       const struct VkVideoDecodeH264SessionParametersAddInfoKHR *h264_add =
          vk_find_struct_const(update->pNext, 
VIDEO_DECODE_H264_SESSION_PARAMETERS_ADD_INFO_KHR);
-      return update_h264_session_parameters(params, h264_add);
+      return update_h264_dec_session_parameters(params, h264_add);
    }
    case VK_VIDEO_CODEC_OPERATION_DECODE_H265_BIT_KHR: {
       const struct VkVideoDecodeH265SessionParametersAddInfoKHR *h265_add =
@@ -327,6 +431,13 @@ vk_video_session_parameters_update(struct 
vk_video_session_parameters *params,
 
       return update_h265_session_parameters(params, h265_add);
    }
+#ifdef VK_ENABLE_BETA_EXTENSIONS
+   case VK_VIDEO_CODEC_OPERATION_ENCODE_H264_BIT_EXT: {
+      const struct VkVideoEncodeH264SessionParametersAddInfoEXT *h264_add =
+        vk_find_struct_const(update->pNext, 
VIDEO_ENCODE_H264_SESSION_PARAMETERS_ADD_INFO_EXT);
+      return update_h264_enc_session_parameters(params, h264_add);
+   }
+#endif
    default:
       unreachable("Unknown codec\n");
    }
@@ -1001,7 +1112,11 @@ vk_video_get_profile_alignments(const 
VkVideoProfileListInfoKHR *profile_list,
 {
    uint32_t width_align = 1, height_align = 1;
    for (unsigned i = 0; i < profile_list->profileCount; i++) {
-      if (profile_list->pProfiles[i].videoCodecOperation == 
VK_VIDEO_CODEC_OPERATION_DECODE_H264_BIT_KHR) {
+      if (profile_list->pProfiles[i].videoCodecOperation == 
VK_VIDEO_CODEC_OPERATION_DECODE_H264_BIT_KHR
+#ifdef VK_ENABLE_BETA_EXTENSIONS
+          || profile_list->pProfiles[i].videoCodecOperation == 
VK_VIDEO_CODEC_OPERATION_ENCODE_H264_BIT_EXT
+#endif
+         ) {
          width_align = MAX2(width_align, VK_VIDEO_H264_MACROBLOCK_WIDTH);
          height_align = MAX2(height_align, VK_VIDEO_H264_MACROBLOCK_HEIGHT);
       }
@@ -1013,3 +1128,19 @@ vk_video_get_profile_alignments(const 
VkVideoProfileListInfoKHR *profile_list,
    *width_align_out = width_align;
    *height_align_out = height_align;
 }
+
+#ifdef VK_ENABLE_BETA_EXTENSIONS
+const StdVideoH264SequenceParameterSet *
+vk_video_find_h264_enc_std_sps(const struct vk_video_session_parameters 
*params,
+                               uint32_t id)
+{
+   return find_h264_enc_std_sps(params, id);
+}
+
+const StdVideoH264PictureParameterSet *
+vk_video_find_h264_enc_std_pps(const struct vk_video_session_parameters 
*params,
+                               uint32_t id)
+{
+   return find_h264_enc_std_pps(params, id);
+}
+#endif
diff --git a/src/vulkan/runtime/vk_video.h b/src/vulkan/runtime/vk_video.h
index 442c54b34f3..1a24990fdac 100644
--- a/src/vulkan/runtime/vk_video.h
+++ b/src/vulkan/runtime/vk_video.h
@@ -38,6 +38,13 @@ struct vk_video_session {
    uint32_t max_dpb_slots;
    uint32_t max_active_ref_pics;
 
+#ifdef VK_ENABLE_BETA_EXTENSIONS
+   struct {
+      VkVideoEncodeUsageFlagsKHR video_usage_hints;
+      VkVideoEncodeContentFlagsKHR video_content_hints;
+      VkVideoEncodeTuningModeKHR tuning_mode;
+   } enc_usage;
+#endif
    union {
       struct {
          StdVideoH264ProfileIdc profile_idc;
@@ -74,6 +81,18 @@ struct vk_video_session_parameters {
          uint32_t std_pps_count;
          StdVideoH265PictureParameterSet *std_pps;
       } h265_dec;
+
+#ifdef VK_ENABLE_BETA_EXTENSIONS
+      struct {
+         uint32_t max_std_sps_count;
+         uint32_t max_std_pps_count;
+
+         uint32_t std_sps_count;
+         StdVideoH264SequenceParameterSet *std_sps;
+         uint32_t std_pps_count;
+         StdVideoH264PictureParameterSet *std_pps;
+      } h264_enc;
+#endif
    };
 };
 
@@ -198,6 +217,16 @@ void vk_fill_video_h265_reference_info(const 
VkVideoDecodeInfoKHR *frame_info,
 void
 vk_video_get_profile_alignments(const VkVideoProfileListInfoKHR *profile_list,
                                 uint32_t *width_align_out, uint32_t 
*height_align_out);
+
+#ifdef VK_ENABLE_BETA_EXTENSIONS
+const StdVideoH264SequenceParameterSet *
+vk_video_find_h264_enc_std_sps(const struct vk_video_session_parameters 
*params,
+                               uint32_t id);
+const StdVideoH264PictureParameterSet *
+vk_video_find_h264_enc_std_pps(const struct vk_video_session_parameters 
*params,
+                               uint32_t id);
+#endif
+
 #ifdef __cplusplus
 }
 #endif

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