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optimizations

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This commit is contained in:
chudov
2009-09-11 13:44:29 +00:00
parent d1005089c2
commit f09a46e04d
3 changed files with 491 additions and 36 deletions
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33
CUETools.FlaCuda/FlaCudaWriter.cs
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@@ -1095,7 +1095,7 @@ namespace CUETools.Codecs.FlaCuda
cuda.SetParameter(cudaEstimateResidual, sizeof(uint) * 4, (uint)frame.blocksize);
cuda.SetParameter(cudaEstimateResidual, sizeof(uint) * 5, (uint)partSize);
cuda.SetParameterSize(cudaEstimateResidual, sizeof(uint) * 6);
cuda.SetFunctionBlockShape(cudaEstimateResidual, 64, 4, 1);
cuda.SetFunctionBlockShape(cudaEstimateResidual, 32, 8, 1);
//cuda.SetParameter(cudaSumResidualChunks, 0, (uint)cudaResidualSums.Pointer);
//cuda.SetParameter(cudaSumResidualChunks, sizeof(uint), (uint)cudaResidualTasks.Pointer);
@@ -1113,7 +1113,7 @@ namespace CUETools.Codecs.FlaCuda
cuda.SetFunctionBlockShape(cudaSumResidual, 64, 1, 1);
// issue work to the GPU
cuda.LaunchAsync(cudaEstimateResidual, partCount, nResidualTasks / 4, cudaStream);
cuda.LaunchAsync(cudaEstimateResidual, partCount, nResidualTasks / 8, cudaStream);
//cuda.LaunchAsync(cudaSumResidualChunks, partCount, nResidualTasks, cudaStream);
cuda.LaunchAsync(cudaSumResidual, 1, nResidualTasks, cudaStream);
cuda.CopyDeviceToHostAsync(cudaResidualTasks, residualTasksPtr, (uint)(sizeof(encodeResidualTaskStruct) * nResidualTasks), cudaStream);
@@ -1709,23 +1709,23 @@ namespace CUETools.Codecs.FlaCuda
case 0:
do_midside = false;
window_function = WindowFunction.Bartlett;
max_prediction_order = 8;
max_partition_order = 4;
max_prediction_order = 4;
max_partition_order = 2;
break;
case 1:
do_midside = false;
window_function = WindowFunction.Bartlett;
max_prediction_order = 8;
max_partition_order = 4;
max_prediction_order = 4;
max_partition_order = 3;
break;
case 2:
do_midside = false;
window_function = WindowFunction.Bartlett;
max_partition_order = 4;
max_prediction_order = 8;
break;
case 3:
window_function = WindowFunction.Bartlett;
max_prediction_order = 8;
max_prediction_order = 6;
break;
case 4:
window_function = WindowFunction.Bartlett;
@@ -1733,27 +1733,24 @@ namespace CUETools.Codecs.FlaCuda
break;
case 5:
window_function = WindowFunction.Bartlett;
max_prediction_order = 10;
break;
case 6:
//max_prediction_order = 10;
case 6:
window_function = WindowFunction.Bartlett;
break;
case 7:
case 7:
max_prediction_order = 10;
break;
case 8:
lpc_max_precision_search = 2;
break;
case 9:
window_function = WindowFunction.Bartlett;
max_prediction_order = 32;
max_prediction_order = 16;
break;
case 10:
max_prediction_order = 32;
//lpc_max_precision_search = 2;
max_prediction_order = 24;
break;
case 11:
max_prediction_order = 32;
//lpc_max_precision_search = 2;
variable_block_size = 4;
break;
}