407 lines
16 KiB
C
407 lines
16 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* NSCodec Library - SSE2 Optimizations
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*
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* Copyright 2012 Vic Lee
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <xmmintrin.h>
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#include <emmintrin.h>
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#include <freerdp/codec/color.h>
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#include <winpr/crt.h>
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#include <winpr/sysinfo.h>
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#include "nsc_types.h"
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#include "nsc_sse2.h"
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static void nsc_encode_argb_to_aycocg_sse2(NSC_CONTEXT* context,
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const BYTE* data, UINT32 scanline)
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{
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UINT16 x;
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UINT16 y;
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UINT16 rw;
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BYTE ccl;
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const BYTE* src;
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BYTE* yplane = NULL;
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BYTE* coplane = NULL;
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BYTE* cgplane = NULL;
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BYTE* aplane = NULL;
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__m128i r_val;
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__m128i g_val;
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__m128i b_val;
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__m128i a_val;
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__m128i y_val;
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__m128i co_val;
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__m128i cg_val;
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UINT32 tempWidth;
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tempWidth = ROUND_UP_TO(context->width, 8);
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rw = (context->ChromaSubsamplingLevel > 0 ? tempWidth : context->width);
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ccl = context->ColorLossLevel;
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for (y = 0; y < context->height; y++)
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{
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src = data + (context->height - 1 - y) * scanline;
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yplane = context->priv->PlaneBuffers[0] + y * rw;
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coplane = context->priv->PlaneBuffers[1] + y * rw;
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cgplane = context->priv->PlaneBuffers[2] + y * rw;
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aplane = context->priv->PlaneBuffers[3] + y * context->width;
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for (x = 0; x < context->width; x += 8)
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{
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switch (context->format)
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{
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case PIXEL_FORMAT_BGRX32:
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b_val = _mm_set_epi16(*(src + 28), *(src + 24), *(src + 20), *(src + 16),
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*(src + 12), *(src + 8), *(src + 4), *src);
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g_val = _mm_set_epi16(*(src + 29), *(src + 25), *(src + 21), *(src + 17),
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*(src + 13), *(src + 9), *(src + 5), *(src + 1));
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r_val = _mm_set_epi16(*(src + 30), *(src + 26), *(src + 22), *(src + 18),
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*(src + 14), *(src + 10), *(src + 6), *(src + 2));
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a_val = _mm_set1_epi16(0xFF);
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src += 32;
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break;
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case PIXEL_FORMAT_BGRA32:
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b_val = _mm_set_epi16(*(src + 28), *(src + 24), *(src + 20), *(src + 16),
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*(src + 12), *(src + 8), *(src + 4), *src);
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g_val = _mm_set_epi16(*(src + 29), *(src + 25), *(src + 21), *(src + 17),
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*(src + 13), *(src + 9), *(src + 5), *(src + 1));
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r_val = _mm_set_epi16(*(src + 30), *(src + 26), *(src + 22), *(src + 18),
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*(src + 14), *(src + 10), *(src + 6), *(src + 2));
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a_val = _mm_set_epi16(*(src + 31), *(src + 27), *(src + 23), *(src + 19),
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*(src + 15), *(src + 11), *(src + 7), *(src + 3));
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src += 32;
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break;
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case PIXEL_FORMAT_RGBX32:
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r_val = _mm_set_epi16(*(src + 28), *(src + 24), *(src + 20), *(src + 16),
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*(src + 12), *(src + 8), *(src + 4), *src);
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g_val = _mm_set_epi16(*(src + 29), *(src + 25), *(src + 21), *(src + 17),
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*(src + 13), *(src + 9), *(src + 5), *(src + 1));
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b_val = _mm_set_epi16(*(src + 30), *(src + 26), *(src + 22), *(src + 18),
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*(src + 14), *(src + 10), *(src + 6), *(src + 2));
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a_val = _mm_set1_epi16(0xFF);
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src += 32;
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break;
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case PIXEL_FORMAT_RGBA32:
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r_val = _mm_set_epi16(*(src + 28), *(src + 24), *(src + 20), *(src + 16),
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*(src + 12), *(src + 8), *(src + 4), *src);
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g_val = _mm_set_epi16(*(src + 29), *(src + 25), *(src + 21), *(src + 17),
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*(src + 13), *(src + 9), *(src + 5), *(src + 1));
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b_val = _mm_set_epi16(*(src + 30), *(src + 26), *(src + 22), *(src + 18),
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*(src + 14), *(src + 10), *(src + 6), *(src + 2));
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a_val = _mm_set_epi16(*(src + 31), *(src + 27), *(src + 23), *(src + 19),
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*(src + 15), *(src + 11), *(src + 7), *(src + 3));
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src += 32;
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break;
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case PIXEL_FORMAT_BGR24:
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b_val = _mm_set_epi16(*(src + 21), *(src + 18), *(src + 15), *(src + 12),
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*(src + 9), *(src + 6), *(src + 3), *src);
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g_val = _mm_set_epi16(*(src + 22), *(src + 19), *(src + 16), *(src + 13),
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*(src + 10), *(src + 7), *(src + 4), *(src + 1));
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r_val = _mm_set_epi16(*(src + 23), *(src + 20), *(src + 17), *(src + 14),
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*(src + 11), *(src + 8), *(src + 5), *(src + 2));
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a_val = _mm_set1_epi16(0xFF);
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src += 24;
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break;
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case PIXEL_FORMAT_RGB24:
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r_val = _mm_set_epi16(*(src + 21), *(src + 18), *(src + 15), *(src + 12),
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*(src + 9), *(src + 6), *(src + 3), *src);
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g_val = _mm_set_epi16(*(src + 22), *(src + 19), *(src + 16), *(src + 13),
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*(src + 10), *(src + 7), *(src + 4), *(src + 1));
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b_val = _mm_set_epi16(*(src + 23), *(src + 20), *(src + 17), *(src + 14),
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*(src + 11), *(src + 8), *(src + 5), *(src + 2));
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a_val = _mm_set1_epi16(0xFF);
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src += 24;
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break;
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case PIXEL_FORMAT_BGR16:
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b_val = _mm_set_epi16(
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(((*(src + 15)) & 0xF8) | ((*(src + 15)) >> 5)),
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(((*(src + 13)) & 0xF8) | ((*(src + 13)) >> 5)),
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(((*(src + 11)) & 0xF8) | ((*(src + 11)) >> 5)),
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(((*(src + 9)) & 0xF8) | ((*(src + 9)) >> 5)),
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(((*(src + 7)) & 0xF8) | ((*(src + 7)) >> 5)),
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(((*(src + 5)) & 0xF8) | ((*(src + 5)) >> 5)),
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(((*(src + 3)) & 0xF8) | ((*(src + 3)) >> 5)),
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(((*(src + 1)) & 0xF8) | ((*(src + 1)) >> 5)));
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g_val = _mm_set_epi16(
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((((*(src + 15)) & 0x07) << 5) | (((*(src + 14)) & 0xE0) >> 3)),
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((((*(src + 13)) & 0x07) << 5) | (((*(src + 12)) & 0xE0) >> 3)),
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((((*(src + 11)) & 0x07) << 5) | (((*(src + 10)) & 0xE0) >> 3)),
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((((*(src + 9)) & 0x07) << 5) | (((*(src + 8)) & 0xE0) >> 3)),
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((((*(src + 7)) & 0x07) << 5) | (((*(src + 6)) & 0xE0) >> 3)),
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((((*(src + 5)) & 0x07) << 5) | (((*(src + 4)) & 0xE0) >> 3)),
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((((*(src + 3)) & 0x07) << 5) | (((*(src + 2)) & 0xE0) >> 3)),
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((((*(src + 1)) & 0x07) << 5) | (((*src) & 0xE0) >> 3)));
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r_val = _mm_set_epi16(
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((((*(src + 14)) & 0x1F) << 3) | (((*(src + 14)) >> 2) & 0x07)),
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((((*(src + 12)) & 0x1F) << 3) | (((*(src + 12)) >> 2) & 0x07)),
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((((*(src + 10)) & 0x1F) << 3) | (((*(src + 10)) >> 2) & 0x07)),
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((((*(src + 8)) & 0x1F) << 3) | (((*(src + 8)) >> 2) & 0x07)),
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((((*(src + 6)) & 0x1F) << 3) | (((*(src + 6)) >> 2) & 0x07)),
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((((*(src + 4)) & 0x1F) << 3) | (((*(src + 4)) >> 2) & 0x07)),
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((((*(src + 2)) & 0x1F) << 3) | (((*(src + 2)) >> 2) & 0x07)),
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((((*src) & 0x1F) << 3) | (((*src) >> 2) & 0x07)));
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a_val = _mm_set1_epi16(0xFF);
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src += 16;
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break;
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case PIXEL_FORMAT_RGB16:
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r_val = _mm_set_epi16(
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(((*(src + 15)) & 0xF8) | ((*(src + 15)) >> 5)),
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(((*(src + 13)) & 0xF8) | ((*(src + 13)) >> 5)),
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(((*(src + 11)) & 0xF8) | ((*(src + 11)) >> 5)),
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(((*(src + 9)) & 0xF8) | ((*(src + 9)) >> 5)),
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(((*(src + 7)) & 0xF8) | ((*(src + 7)) >> 5)),
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(((*(src + 5)) & 0xF8) | ((*(src + 5)) >> 5)),
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(((*(src + 3)) & 0xF8) | ((*(src + 3)) >> 5)),
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(((*(src + 1)) & 0xF8) | ((*(src + 1)) >> 5)));
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g_val = _mm_set_epi16(
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((((*(src + 15)) & 0x07) << 5) | (((*(src + 14)) & 0xE0) >> 3)),
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((((*(src + 13)) & 0x07) << 5) | (((*(src + 12)) & 0xE0) >> 3)),
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((((*(src + 11)) & 0x07) << 5) | (((*(src + 10)) & 0xE0) >> 3)),
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((((*(src + 9)) & 0x07) << 5) | (((*(src + 8)) & 0xE0) >> 3)),
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((((*(src + 7)) & 0x07) << 5) | (((*(src + 6)) & 0xE0) >> 3)),
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((((*(src + 5)) & 0x07) << 5) | (((*(src + 4)) & 0xE0) >> 3)),
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((((*(src + 3)) & 0x07) << 5) | (((*(src + 2)) & 0xE0) >> 3)),
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((((*(src + 1)) & 0x07) << 5) | (((*src) & 0xE0) >> 3)));
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b_val = _mm_set_epi16(
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((((*(src + 14)) & 0x1F) << 3) | (((*(src + 14)) >> 2) & 0x07)),
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((((*(src + 12)) & 0x1F) << 3) | (((*(src + 12)) >> 2) & 0x07)),
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((((*(src + 10)) & 0x1F) << 3) | (((*(src + 10)) >> 2) & 0x07)),
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((((*(src + 8)) & 0x1F) << 3) | (((*(src + 8)) >> 2) & 0x07)),
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((((*(src + 6)) & 0x1F) << 3) | (((*(src + 6)) >> 2) & 0x07)),
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((((*(src + 4)) & 0x1F) << 3) | (((*(src + 4)) >> 2) & 0x07)),
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((((*(src + 2)) & 0x1F) << 3) | (((*(src + 2)) >> 2) & 0x07)),
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((((*src) & 0x1F) << 3) | (((*src) >> 2) & 0x07)));
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a_val = _mm_set1_epi16(0xFF);
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src += 16;
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break;
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case PIXEL_FORMAT_A4:
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{
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int shift;
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BYTE idx[8];
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for (shift = 7; shift >= 0; shift--)
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{
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idx[shift] = ((*src) >> shift) & 1;
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idx[shift] |= (((*(src + 1)) >> shift) & 1) << 1;
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idx[shift] |= (((*(src + 2)) >> shift) & 1) << 2;
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idx[shift] |= (((*(src + 3)) >> shift) & 1) << 3;
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idx[shift] *= 3;
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}
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r_val = _mm_set_epi16(
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context->palette[idx[0]],
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context->palette[idx[1]],
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context->palette[idx[2]],
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context->palette[idx[3]],
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context->palette[idx[4]],
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context->palette[idx[5]],
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context->palette[idx[6]],
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context->palette[idx[7]]);
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g_val = _mm_set_epi16(
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context->palette[idx[0] + 1],
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context->palette[idx[1] + 1],
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context->palette[idx[2] + 1],
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context->palette[idx[3] + 1],
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context->palette[idx[4] + 1],
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context->palette[idx[5] + 1],
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context->palette[idx[6] + 1],
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context->palette[idx[7] + 1]);
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b_val = _mm_set_epi16(
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context->palette[idx[0] + 2],
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context->palette[idx[1] + 2],
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context->palette[idx[2] + 2],
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context->palette[idx[3] + 2],
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context->palette[idx[4] + 2],
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context->palette[idx[5] + 2],
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context->palette[idx[6] + 2],
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context->palette[idx[7] + 2]);
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src += 4;
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}
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a_val = _mm_set1_epi16(0xFF);
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break;
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case PIXEL_FORMAT_RGB8:
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{
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r_val = _mm_set_epi16(
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context->palette[(*(src + 7)) * 3],
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context->palette[(*(src + 6)) * 3],
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context->palette[(*(src + 5)) * 3],
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context->palette[(*(src + 4)) * 3],
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context->palette[(*(src + 3)) * 3],
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context->palette[(*(src + 2)) * 3],
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context->palette[(*(src + 1)) * 3],
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context->palette[(*src) * 3]);
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g_val = _mm_set_epi16(
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context->palette[(*(src + 7)) * 3 + 1],
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context->palette[(*(src + 6)) * 3 + 1],
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context->palette[(*(src + 5)) * 3 + 1],
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context->palette[(*(src + 4)) * 3 + 1],
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context->palette[(*(src + 3)) * 3 + 1],
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context->palette[(*(src + 2)) * 3 + 1],
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context->palette[(*(src + 1)) * 3 + 1],
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context->palette[(*src) * 3 + 1]);
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b_val = _mm_set_epi16(
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context->palette[(*(src + 7)) * 3 + 2],
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context->palette[(*(src + 6)) * 3 + 2],
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context->palette[(*(src + 5)) * 3 + 2],
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context->palette[(*(src + 4)) * 3 + 2],
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context->palette[(*(src + 3)) * 3 + 2],
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context->palette[(*(src + 2)) * 3 + 2],
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context->palette[(*(src + 1)) * 3 + 2],
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context->palette[(*src) * 3 + 2]);
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src += 8;
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}
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a_val = _mm_set1_epi16(0xFF);
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break;
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default:
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r_val = g_val = b_val = a_val = _mm_set1_epi16(0);
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break;
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}
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y_val = _mm_srai_epi16(r_val, 2);
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y_val = _mm_add_epi16(y_val, _mm_srai_epi16(g_val, 1));
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y_val = _mm_add_epi16(y_val, _mm_srai_epi16(b_val, 2));
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co_val = _mm_sub_epi16(r_val, b_val);
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co_val = _mm_srai_epi16(co_val, ccl);
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cg_val = _mm_sub_epi16(g_val, _mm_srai_epi16(r_val, 1));
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cg_val = _mm_sub_epi16(cg_val, _mm_srai_epi16(b_val, 1));
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cg_val = _mm_srai_epi16(cg_val, ccl);
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y_val = _mm_packus_epi16(y_val, y_val);
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_mm_storeu_si128((__m128i*) yplane, y_val);
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co_val = _mm_packs_epi16(co_val, co_val);
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_mm_storeu_si128((__m128i*) coplane, co_val);
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cg_val = _mm_packs_epi16(cg_val, cg_val);
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_mm_storeu_si128((__m128i*) cgplane, cg_val);
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a_val = _mm_packus_epi16(a_val, a_val);
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_mm_storeu_si128((__m128i*) aplane, a_val);
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yplane += 8;
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coplane += 8;
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cgplane += 8;
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aplane += 8;
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}
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if (context->ChromaSubsamplingLevel > 0 && (context->width % 2) == 1)
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{
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context->priv->PlaneBuffers[0][y * rw + context->width] =
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context->priv->PlaneBuffers[0][y * rw + context->width - 1];
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context->priv->PlaneBuffers[1][y * rw + context->width] =
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context->priv->PlaneBuffers[1][y * rw + context->width - 1];
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context->priv->PlaneBuffers[2][y * rw + context->width] =
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context->priv->PlaneBuffers[2][y * rw + context->width - 1];
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}
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}
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if (context->ChromaSubsamplingLevel > 0 && (y % 2) == 1)
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{
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yplane = context->priv->PlaneBuffers[0] + y * rw;
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coplane = context->priv->PlaneBuffers[1] + y * rw;
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cgplane = context->priv->PlaneBuffers[2] + y * rw;
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CopyMemory(yplane, yplane - rw, rw);
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CopyMemory(coplane, coplane - rw, rw);
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CopyMemory(cgplane, cgplane - rw, rw);
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}
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}
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static void nsc_encode_subsampling_sse2(NSC_CONTEXT* context)
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{
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UINT16 x;
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UINT16 y;
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BYTE* co_dst;
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BYTE* cg_dst;
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INT8* co_src0;
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INT8* co_src1;
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INT8* cg_src0;
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INT8* cg_src1;
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UINT32 tempWidth;
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UINT32 tempHeight;
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__m128i t;
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__m128i val;
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__m128i mask = _mm_set1_epi16(0xFF);
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tempWidth = ROUND_UP_TO(context->width, 8);
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tempHeight = ROUND_UP_TO(context->height, 2);
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for (y = 0; y < tempHeight >> 1; y++)
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{
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co_dst = context->priv->PlaneBuffers[1] + y * (tempWidth >> 1);
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cg_dst = context->priv->PlaneBuffers[2] + y * (tempWidth >> 1);
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co_src0 = (INT8*) context->priv->PlaneBuffers[1] + (y << 1) * tempWidth;
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co_src1 = co_src0 + tempWidth;
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cg_src0 = (INT8*) context->priv->PlaneBuffers[2] + (y << 1) * tempWidth;
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cg_src1 = cg_src0 + tempWidth;
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for (x = 0; x < tempWidth >> 1; x += 8)
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{
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t = _mm_loadu_si128((__m128i*) co_src0);
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t = _mm_avg_epu8(t, _mm_loadu_si128((__m128i*) co_src1));
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val = _mm_and_si128(_mm_srli_si128(t, 1), mask);
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val = _mm_avg_epu16(val, _mm_and_si128(t, mask));
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val = _mm_packus_epi16(val, val);
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_mm_storeu_si128((__m128i*) co_dst, val);
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|
co_dst += 8;
|
|
co_src0 += 16;
|
|
co_src1 += 16;
|
|
t = _mm_loadu_si128((__m128i*) cg_src0);
|
|
t = _mm_avg_epu8(t, _mm_loadu_si128((__m128i*) cg_src1));
|
|
val = _mm_and_si128(_mm_srli_si128(t, 1), mask);
|
|
val = _mm_avg_epu16(val, _mm_and_si128(t, mask));
|
|
val = _mm_packus_epi16(val, val);
|
|
_mm_storeu_si128((__m128i*) cg_dst, val);
|
|
cg_dst += 8;
|
|
cg_src0 += 16;
|
|
cg_src1 += 16;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void nsc_encode_sse2(NSC_CONTEXT* context, const BYTE* data,
|
|
UINT32 scanline)
|
|
{
|
|
nsc_encode_argb_to_aycocg_sse2(context, data, scanline);
|
|
|
|
if (context->ChromaSubsamplingLevel > 0)
|
|
{
|
|
nsc_encode_subsampling_sse2(context);
|
|
}
|
|
}
|
|
|
|
void nsc_init_sse2(NSC_CONTEXT* context)
|
|
{
|
|
if (!IsProcessorFeaturePresent(PF_XMMI64_INSTRUCTIONS_AVAILABLE))
|
|
return;
|
|
|
|
IF_PROFILER(context->priv->prof_nsc_encode->name = "nsc_encode_sse2");
|
|
context->encode = nsc_encode_sse2;
|
|
}
|