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d3d12: Support rate control HRD and MaxFrameSize app params

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Reviewed-by: Jesse Natalie <jenatali@microsoft.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22530>
This commit is contained in:
Sil Vilerino
2023-04-15 16:10:30 -04:00
committed by Marge Bot
parent 358fea01a6
commit b40aacc0c2
5 changed files with 164 additions and 47 deletions
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src/gallium/drivers/d3d12/d3d12_video_enc.cpp
+28 -35
View File
@@ -792,45 +792,38 @@ bool d3d12_video_encoder_negotiate_requested_features_and_d3d12_driver_caps(stru
///
if ((capEncoderSupportData.ValidationFlags & (D3D12_VIDEO_ENCODER_VALIDATION_FLAG_RATE_CONTROL_CONFIGURATION_NOT_SUPPORTED | D3D12_VIDEO_ENCODER_VALIDATION_FLAG_RATE_CONTROL_MODE_NOT_SUPPORTED)) != 0) {
debug_printf("[d3d12_video_encoder] WARNING: Requested rate control is not supported, trying fallback to unsetting optional features\n");
if (D3D12_VIDEO_ENC_FALLBACK_RATE_CONTROL_CONFIG){ // Check if fallback mode is enabled, or we should just fail without support
bool isRequestingVBVSizesSupported = ((capEncoderSupportData.SupportFlags & D3D12_VIDEO_ENCODER_SUPPORT_FLAG_RATE_CONTROL_VBV_SIZE_CONFIG_AVAILABLE) != 0);
bool isClientRequestingVBVSizes = ((pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags & D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_VBV_SIZES) != 0);
debug_printf("[d3d12_video_encoder] WARNING: Requested rate control is not supported, trying fallback to unsetting optional features\n");
if(isClientRequestingVBVSizes && !isRequestingVBVSizesSupported) {
debug_printf("[d3d12_video_encoder] WARNING: Requested D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_VBV_SIZES with VBVCapacity (bits): %" PRIu64 " and InitialVBVFullness (bits) %" PRIu64 " is not supported, will continue encoding unsetting this feature as fallback.\n",
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.VBVCapacity,
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.InitialVBVFullness);
bool isRequestingVBVSizesSupported = ((capEncoderSupportData.SupportFlags & D3D12_VIDEO_ENCODER_SUPPORT_FLAG_RATE_CONTROL_VBV_SIZE_CONFIG_AVAILABLE) != 0);
bool isClientRequestingVBVSizes = ((pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags & D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_VBV_SIZES) != 0);
if(isClientRequestingVBVSizes && !isRequestingVBVSizesSupported) {
debug_printf("[d3d12_video_encoder] WARNING: Requested D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_VBV_SIZES with VBVCapacity (bits): %" PRIu64 " and InitialVBVFullness (bits) %" PRIu64 " is not supported, will continue encoding unsetting this feature as fallback.\n",
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.VBVCapacity,
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.InitialVBVFullness);
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags &= ~D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_VBV_SIZES;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.VBVCapacity = 0;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.InitialVBVFullness = 0;
}
bool isRequestingPeakFrameSizeSupported = ((capEncoderSupportData.SupportFlags & D3D12_VIDEO_ENCODER_SUPPORT_FLAG_RATE_CONTROL_MAX_FRAME_SIZE_AVAILABLE) != 0);
bool isClientRequestingPeakFrameSize = ((pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags & D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_MAX_FRAME_SIZE) != 0);
if(isClientRequestingPeakFrameSize && !isRequestingPeakFrameSizeSupported) {
debug_printf("[d3d12_video_encoder] WARNING: Requested D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_MAX_FRAME_SIZE with MaxFrameBitSize %" PRIu64 " but the feature is not supported, will continue encoding unsetting this feature as fallback.\n",
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_VBR.MaxFrameBitSize);
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags &= ~D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_MAX_FRAME_SIZE;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_VBR.MaxFrameBitSize = 0;
}
///
/// Try fallback configuration
///
configSupported = d3d12_video_encoder_query_d3d12_driver_caps(pD3D12Enc, /*inout*/ capEncoderSupportData)
&& (((capEncoderSupportData.SupportFlags & D3D12_VIDEO_ENCODER_SUPPORT_FLAG_GENERAL_SUPPORT_OK) != 0)
&& (capEncoderSupportData.ValidationFlags == D3D12_VIDEO_ENCODER_VALIDATION_FLAG_NONE));
} else {
debug_printf("[d3d12_video_encoder] WARNING: Requested rate control is not supported. To continue with a fallback, must enable the OS environment variable D3D12_VIDEO_ENC_FALLBACK_RATE_CONTROL_CONFIG\n");
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags &= ~D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_VBV_SIZES;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.VBVCapacity = 0;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.InitialVBVFullness = 0;
}
bool isRequestingPeakFrameSizeSupported = ((capEncoderSupportData.SupportFlags & D3D12_VIDEO_ENCODER_SUPPORT_FLAG_RATE_CONTROL_MAX_FRAME_SIZE_AVAILABLE) != 0);
bool isClientRequestingPeakFrameSize = ((pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags & D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_MAX_FRAME_SIZE) != 0);
if(isClientRequestingPeakFrameSize && !isRequestingPeakFrameSizeSupported) {
debug_printf("[d3d12_video_encoder] WARNING: Requested D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_MAX_FRAME_SIZE with MaxFrameBitSize %" PRIu64 " but the feature is not supported, will continue encoding unsetting this feature as fallback.\n",
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_VBR.MaxFrameBitSize);
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags &= ~D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_MAX_FRAME_SIZE;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_VBR.MaxFrameBitSize = 0;
}
///
/// Try fallback configuration
///
configSupported = d3d12_video_encoder_query_d3d12_driver_caps(pD3D12Enc, /*inout*/ capEncoderSupportData)
&& (((capEncoderSupportData.SupportFlags & D3D12_VIDEO_ENCODER_SUPPORT_FLAG_GENERAL_SUPPORT_OK) != 0)
&& (capEncoderSupportData.ValidationFlags == D3D12_VIDEO_ENCODER_VALIDATION_FLAG_NONE));
}
if(!configSupported) {
src/gallium/drivers/d3d12/d3d12_video_enc_h264.cpp
+67
View File
@@ -51,6 +51,39 @@ d3d12_video_encoder_update_current_rate_control_h264(struct d3d12_video_encoder
picture->rate_ctrl[0].target_bitrate;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_VBR.PeakBitRate =
picture->rate_ctrl[0].peak_bitrate;
if (D3D12_VIDEO_ENC_CBR_FORCE_VBV_EQUAL_BITRATE) {
debug_printf("[d3d12_video_encoder_h264] d3d12_video_encoder_update_current_rate_control_h264 D3D12_VIDEO_ENC_CBR_FORCE_VBV_EQUAL_BITRATE environment variable is set, "
", forcing VBV Size = VBV Initial Capacity = Target Bitrate = %" PRIu64 " (bits)\n", pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.TargetBitRate);
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags |=
D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_VBV_SIZES;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.VBVCapacity =
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.TargetBitRate;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.InitialVBVFullness =
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.TargetBitRate;
} else if (picture->rate_ctrl[0].app_requested_hrd_buffer) {
debug_printf("[d3d12_video_encoder_h264] d3d12_video_encoder_update_current_rate_control_h264 HRD required by app,"
" setting VBV Size = %d (bits) - VBV Initial Capacity %d (bits)\n", picture->rate_ctrl[0].vbv_buffer_size, picture->rate_ctrl[0].vbv_buf_initial_size);
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags |=
D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_VBV_SIZES;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_VBR.VBVCapacity =
picture->rate_ctrl[0].vbv_buffer_size;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_VBR.InitialVBVFullness =
picture->rate_ctrl[0].vbv_buf_initial_size;
}
if (picture->rate_ctrl[0].max_au_size > 0) {
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags |=
D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_MAX_FRAME_SIZE;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_VBR.MaxFrameBitSize =
picture->rate_ctrl[0].max_au_size;
debug_printf(
"[d3d12_video_encoder_h264] d3d12_video_encoder_update_current_rate_control_h264 "
"Upper layer requested explicit MaxFrameBitSize: %" PRIu64 "\n",
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_VBR.MaxFrameBitSize);
}
} break;
case PIPE_H2645_ENC_RATE_CONTROL_METHOD_QUALITY_VARIABLE:
{
@@ -61,6 +94,19 @@ d3d12_video_encoder_update_current_rate_control_h264(struct d3d12_video_encoder
picture->rate_ctrl[0].peak_bitrate;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_QVBR.ConstantQualityTarget =
picture->rate_ctrl[0].vbr_quality_factor;
if (picture->rate_ctrl[0].max_au_size > 0) {
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags |=
D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_MAX_FRAME_SIZE;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_QVBR.MaxFrameBitSize =
picture->rate_ctrl[0].max_au_size;
debug_printf(
"[d3d12_video_encoder_h264] d3d12_video_encoder_update_current_rate_control_h264 "
"Upper layer requested explicit MaxFrameBitSize: %" PRIu64 "\n",
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_QVBR.MaxFrameBitSize);
}
} break;
case PIPE_H2645_ENC_RATE_CONTROL_METHOD_CONSTANT_SKIP:
case PIPE_H2645_ENC_RATE_CONTROL_METHOD_CONSTANT:
@@ -82,6 +128,27 @@ d3d12_video_encoder_update_current_rate_control_h264(struct d3d12_video_encoder
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.TargetBitRate;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.InitialVBVFullness =
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.TargetBitRate;
} else if (picture->rate_ctrl[0].app_requested_hrd_buffer) {
debug_printf("[d3d12_video_encoder_h264] d3d12_video_encoder_update_current_rate_control_h264 HRD required by app,"
" setting VBV Size = %d (bits) - VBV Initial Capacity %d (bits)\n", picture->rate_ctrl[0].vbv_buffer_size, picture->rate_ctrl[0].vbv_buf_initial_size);
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags |=
D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_VBV_SIZES;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.VBVCapacity =
picture->rate_ctrl[0].vbv_buffer_size;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.InitialVBVFullness =
picture->rate_ctrl[0].vbv_buf_initial_size;
}
if (picture->rate_ctrl[0].max_au_size > 0) {
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags |=
D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_MAX_FRAME_SIZE;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.MaxFrameBitSize =
picture->rate_ctrl[0].max_au_size;
debug_printf(
"[d3d12_video_encoder_h264] d3d12_video_encoder_update_current_rate_control_h264 "
"Upper layer requested explicit MaxFrameBitSize: %" PRIu64 "\n",
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.MaxFrameBitSize);
}
} break;
src/gallium/drivers/d3d12/d3d12_video_enc_hevc.cpp
+67
View File
@@ -51,6 +51,39 @@ d3d12_video_encoder_update_current_rate_control_hevc(struct d3d12_video_encoder
picture->rc.target_bitrate;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_VBR.PeakBitRate =
picture->rc.peak_bitrate;
if (D3D12_VIDEO_ENC_CBR_FORCE_VBV_EQUAL_BITRATE) {
debug_printf("[d3d12_video_encoder_hevc] d3d12_video_encoder_update_current_rate_control_hevc D3D12_VIDEO_ENC_CBR_FORCE_VBV_EQUAL_BITRATE environment variable is set, "
", forcing VBV Size = VBV Initial Capacity = Target Bitrate = %" PRIu64 " (bits)\n", pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.TargetBitRate);
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags |=
D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_VBV_SIZES;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.VBVCapacity =
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.TargetBitRate;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.InitialVBVFullness =
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.TargetBitRate;
} else if (picture->rc.app_requested_hrd_buffer) {
debug_printf("[d3d12_video_encoder_hevc] d3d12_video_encoder_update_current_rate_control_hevc HRD required by app,"
" setting VBV Size = %d (bits) - VBV Initial Capacity %d (bits)\n", picture->rc.vbv_buffer_size, picture->rc.vbv_buf_initial_size);
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags |=
D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_VBV_SIZES;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_VBR.VBVCapacity =
picture->rc.vbv_buffer_size;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_VBR.InitialVBVFullness =
picture->rc.vbv_buf_initial_size;
}
if (picture->rc.max_au_size > 0) {
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags |=
D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_MAX_FRAME_SIZE;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_VBR.MaxFrameBitSize =
picture->rc.max_au_size;
debug_printf(
"[d3d12_video_encoder_hevc] d3d12_video_encoder_update_current_rate_control_hevc "
"Upper layer requested explicit MaxFrameBitSize: %" PRIu64 "\n",
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_VBR.MaxFrameBitSize);
}
} break;
case PIPE_H2645_ENC_RATE_CONTROL_METHOD_QUALITY_VARIABLE:
{
@@ -61,6 +94,19 @@ d3d12_video_encoder_update_current_rate_control_hevc(struct d3d12_video_encoder
picture->rc.peak_bitrate;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_QVBR.ConstantQualityTarget =
picture->rc.vbr_quality_factor;
if (picture->rc.max_au_size > 0) {
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags |=
D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_MAX_FRAME_SIZE;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_QVBR.MaxFrameBitSize =
picture->rc.max_au_size;
debug_printf(
"[d3d12_video_encoder_hevc] d3d12_video_encoder_update_current_rate_control_hevc "
"Upper layer requested explicit MaxFrameBitSize: %" PRIu64 "\n",
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_QVBR.MaxFrameBitSize);
}
} break;
case PIPE_H2645_ENC_RATE_CONTROL_METHOD_CONSTANT_SKIP:
case PIPE_H2645_ENC_RATE_CONTROL_METHOD_CONSTANT:
@@ -82,6 +128,27 @@ d3d12_video_encoder_update_current_rate_control_hevc(struct d3d12_video_encoder
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.TargetBitRate;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.InitialVBVFullness =
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.TargetBitRate;
} else if (picture->rc.app_requested_hrd_buffer) {
debug_printf("[d3d12_video_encoder_hevc] d3d12_video_encoder_update_current_rate_control_hevc HRD required by app,"
" setting VBV Size = %d (bits) - VBV Initial Capacity %d (bits)\n", picture->rc.vbv_buffer_size, picture->rc.vbv_buf_initial_size);
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags |=
D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_VBV_SIZES;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.VBVCapacity =
picture->rc.vbv_buffer_size;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.InitialVBVFullness =
picture->rc.vbv_buf_initial_size;
}
if (picture->rc.max_au_size > 0) {
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Flags |=
D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_MAX_FRAME_SIZE;
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.MaxFrameBitSize =
picture->rc.max_au_size;
debug_printf(
"[d3d12_video_encoder_hevc] d3d12_video_encoder_update_current_rate_control_hevc "
"Upper layer requested explicit MaxFrameBitSize: %" PRIu64 "\n",
pD3D12Enc->m_currentEncodeConfig.m_encoderRateControlDesc.m_Config.m_Configuration_CBR.MaxFrameBitSize);
}
} break;
src/gallium/drivers/d3d12/d3d12_video_screen.cpp
+2
View File
@@ -1112,6 +1112,8 @@ d3d12_screen_get_video_param_encode(struct pipe_screen *pscreen,
return true;
case PIPE_VIDEO_CAP_SUPPORTS_CONTIGUOUS_PLANES_MAP:
return true;
case PIPE_VIDEO_CAP_ENC_SUPPORTS_MAX_FRAME_SIZE:
return true;
case PIPE_VIDEO_CAP_ENC_RATE_CONTROL_QVBR:
{
D3D12_FEATURE_DATA_VIDEO_ENCODER_RATE_CONTROL_MODE capRateControlModeData =
src/gallium/drivers/d3d12/d3d12_video_types.h
-12
View File
@@ -56,18 +56,6 @@ GetDesc(ID3D12VideoDecoderHeap *heap)
}
#endif
// Allow encoder to continue the encoding session when an optional
// rate control mode such as the following is used but not supported
//
// D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_VBV_SIZES
// D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAG_ENABLE_MAX_FRAME_SIZE
//
// If setting this OS Env variable to true, the encoding process will continue, disregarding the settings
// requested for the optional RC mode
//
const bool D3D12_VIDEO_ENC_FALLBACK_RATE_CONTROL_CONFIG = debug_get_bool_option("D3D12_VIDEO_ENC_FALLBACK_RATE_CONTROL_CONFIG", false);
/* For CBR mode, to guarantee bitrate of generated stream complies with
* target bitrate (e.g. no over +/-10%), vbv_buffer_size should be same
* as target bitrate. Controlled by OS env var D3D12_VIDEO_ENC_CBR_FORCE_VBV_EQUAL_BITRATE