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Merge pull request #5644 from akallabeth/nsc_cleanup

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Cleaned up NSC API
This commit is contained in:
Martin Fleisz 2019-10-07 09:01:26 +02:00 committed by GitHub
commit ade6b1007b
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 160 additions and 253 deletions
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100
include/freerdp/codec/nsc.h
View File

@ -30,86 +30,40 @@
#include <winpr/stream.h>
#ifdef __cplusplus
extern "C" {
extern "C"
{
#endif
struct _NSC_MESSAGE
{
UINT32 x;
UINT32 y;
UINT32 width;
UINT32 height;
const BYTE* data;
UINT32 scanline;
BYTE* PlaneBuffer;
UINT32 MaxPlaneSize;
BYTE* PlaneBuffers[5];
UINT32 OrgByteCount[4];
typedef enum
{
NSC_COLOR_LOSS_LEVEL,
NSC_ALLOW_SUBSAMPLING,
NSC_DYNAMIC_COLOR_FIDELITY,
NSC_COLOR_FORMAT
} NSC_PARAMETER;
UINT32 LumaPlaneByteCount;
UINT32 OrangeChromaPlaneByteCount;
UINT32 GreenChromaPlaneByteCount;
UINT32 AlphaPlaneByteCount;
UINT32 ColorLossLevel;
UINT32 ChromaSubsamplingLevel;
};
typedef struct _NSC_MESSAGE NSC_MESSAGE;
typedef struct _NSC_CONTEXT NSC_CONTEXT;
typedef struct _NSC_CONTEXT_PRIV NSC_CONTEXT_PRIV;
FREERDP_API WINPR_DEPRECATED(BOOL nsc_context_set_pixel_format(NSC_CONTEXT* context,
UINT32 pixel_format));
FREERDP_API BOOL nsc_context_set_parameters(NSC_CONTEXT* context, NSC_PARAMETER what,
UINT32 value);
typedef struct _NSC_CONTEXT NSC_CONTEXT;
FREERDP_API BOOL nsc_process_message(NSC_CONTEXT* context, UINT16 bpp, UINT32 width,
UINT32 height, const BYTE* data, UINT32 length,
BYTE* pDstData, UINT32 DstFormat, UINT32 nDstStride,
UINT32 nXDst, UINT32 nYDst, UINT32 nWidth, UINT32 nHeight,
UINT32 flip);
FREERDP_API BOOL nsc_compose_message(NSC_CONTEXT* context, wStream* s, const BYTE* bmpdata,
UINT32 width, UINT32 height, UINT32 rowstride);
FREERDP_API BOOL nsc_decompose_message(NSC_CONTEXT* context, wStream* s, BYTE* bmpdata,
UINT32 x, UINT32 y, UINT32 width, UINT32 height,
UINT32 rowstride, UINT32 format, UINT32 flip);
struct _NSC_CONTEXT
{
UINT32 OrgByteCount[4];
UINT32 format;
UINT16 width;
UINT16 height;
BYTE* BitmapData;
UINT32 BitmapDataLength;
FREERDP_API BOOL nsc_context_reset(NSC_CONTEXT* context, UINT32 width, UINT32 height);
BYTE* Planes;
UINT32 PlaneByteCount[4];
UINT32 ColorLossLevel;
UINT32 ChromaSubsamplingLevel;
BOOL DynamicColorFidelity;
/* color palette allocated by the application */
const BYTE* palette;
BOOL (*decode)(NSC_CONTEXT* context);
BOOL (*encode)(NSC_CONTEXT* context, const BYTE* BitmapData,
UINT32 rowstride);
NSC_CONTEXT_PRIV* priv;
};
FREERDP_API BOOL nsc_context_set_pixel_format(NSC_CONTEXT* context,
UINT32 pixel_format);
FREERDP_API BOOL nsc_process_message(NSC_CONTEXT* context, UINT16 bpp,
UINT32 width, UINT32 height,
const BYTE* data, UINT32 length,
BYTE* pDstData, UINT32 DstFormat,
UINT32 nDstStride, UINT32 nXDst, UINT32 nYDst,
UINT32 nWidth, UINT32 nHeight, UINT32 flip);
FREERDP_API BOOL nsc_compose_message(NSC_CONTEXT* context, wStream* s,
const BYTE* bmpdata,
UINT32 width, UINT32 height, UINT32 rowstride);
FREERDP_API NSC_MESSAGE* nsc_encode_messages(NSC_CONTEXT* context,
const BYTE* data,
UINT32 x, UINT32 y,
UINT32 width, UINT32 height, UINT32 scanline,
UINT32* numMessages, UINT32 maxDataSize);
FREERDP_API BOOL nsc_write_message(NSC_CONTEXT* context, wStream* s,
NSC_MESSAGE* message);
FREERDP_API void nsc_message_free(NSC_CONTEXT* context, NSC_MESSAGE* message);
FREERDP_API BOOL nsc_context_reset(NSC_CONTEXT* context, UINT32 width,
UINT32 height);
FREERDP_API NSC_CONTEXT* nsc_context_new(void);
FREERDP_API void nsc_context_free(NSC_CONTEXT* context);
FREERDP_API NSC_CONTEXT* nsc_context_new(void);
FREERDP_API void nsc_context_free(NSC_CONTEXT* context);
#ifdef __cplusplus
}

39
libfreerdp/codec/nsc.c
View File

@ -317,8 +317,11 @@ BOOL nsc_context_reset(NSC_CONTEXT* context, UINT32 width, UINT32 height)
if (!context)
return FALSE;
context->width = width;
context->height = height;
if ((width > UINT16_MAX) || (height > UINT16_MAX))
return FALSE;
context->width = (UINT16)width;
context->height = (UINT16)height;
return TRUE;
}
@ -340,10 +343,6 @@ NSC_CONTEXT* nsc_context_new(void)
context->BitmapData = NULL;
context->decode = nsc_decode;
context->encode = nsc_encode;
context->priv->PlanePool = BufferPool_New(TRUE, 0, 16);
if (!context->priv->PlanePool)
goto error;
PROFILER_CREATE(context->priv->prof_nsc_rle_decompress_data,
"nsc_rle_decompress_data")
@ -374,7 +373,6 @@ void nsc_context_free(NSC_CONTEXT* context)
for (i = 0; i < 4; i++)
free(context->priv->PlaneBuffers[i]);
BufferPool_Free(context->priv->PlanePool);
nsc_profiler_print(context->priv);
PROFILER_FREE(context->priv->prof_nsc_rle_decompress_data)
PROFILER_FREE(context->priv->prof_nsc_decode)
@ -388,11 +386,33 @@ void nsc_context_free(NSC_CONTEXT* context)
}
BOOL nsc_context_set_pixel_format(NSC_CONTEXT* context, UINT32 pixel_format)
{
return nsc_context_set_parameters(context, NSC_COLOR_FORMAT, pixel_format);
}
BOOL nsc_context_set_parameters(NSC_CONTEXT* context, NSC_PARAMETER what,
UINT32 value)
{
if (!context)
return FALSE;
context->format = pixel_format;
switch(what)
{
case NSC_COLOR_LOSS_LEVEL:
context->ColorLossLevel = value;
break;
case NSC_ALLOW_SUBSAMPLING:
context->ChromaSubsamplingLevel = value;
break;
case NSC_DYNAMIC_COLOR_FIDELITY:
context->DynamicColorFidelity = value != 0;
break;
case NSC_COLOR_FORMAT:
context->format = value;
break;
default:
return FALSE;
}
return TRUE;
}
@ -406,6 +426,9 @@ BOOL nsc_process_message(NSC_CONTEXT* context, UINT16 bpp,
{
wStream* s;
BOOL ret;
if (!context || !data || !pDstData)
return FALSE;
s = Stream_New((BYTE*)data, length);
if (!s)

221
libfreerdp/codec/nsc_encode.c
View File

@ -35,6 +35,31 @@
#include "nsc_types.h"
#include "nsc_encode.h"
struct _NSC_MESSAGE
{
UINT32 x;
UINT32 y;
UINT32 width;
UINT32 height;
const BYTE* data;
UINT32 scanline;
BYTE* PlaneBuffer;
UINT32 MaxPlaneSize;
BYTE* PlaneBuffers[5];
UINT32 OrgByteCount[4];
UINT32 LumaPlaneByteCount;
UINT32 OrangeChromaPlaneByteCount;
UINT32 GreenChromaPlaneByteCount;
UINT32 AlphaPlaneByteCount;
UINT8 ColorLossLevel;
UINT8 ChromaSubsamplingLevel;
};
typedef struct _NSC_MESSAGE NSC_MESSAGE;
static BOOL nsc_write_message(NSC_CONTEXT* context, wStream* s,
const NSC_MESSAGE* message);
static BOOL nsc_context_initialize_encode(NSC_CONTEXT* context)
{
int i;
@ -110,12 +135,6 @@ static BOOL nsc_encode_argb_to_aycocg(NSC_CONTEXT* context, const BYTE* data,
rw = (context->ChromaSubsamplingLevel ? tempWidth : context->width);
ccl = context->ColorLossLevel;
if (context->priv->PlaneBuffersLength < rw * scanline)
return FALSE;
if (rw < scanline * 2)
return FALSE;
for (y = 0; y < context->height; y++)
{
src = data + (context->height - 1 - y) * scanline;
@ -427,136 +446,7 @@ UINT32 nsc_compute_byte_count(NSC_CONTEXT* context, UINT32* ByteCount,
return maxPlaneSize;
}
NSC_MESSAGE* nsc_encode_messages(NSC_CONTEXT* context, const BYTE* data,
UINT32 x, UINT32 y, UINT32 width, UINT32 height,
UINT32 scanline, UINT32* numMessages,
UINT32 maxDataSize)
{
UINT32 i, j, k;
UINT32 dataOffset;
UINT32 rows, cols;
UINT32 BytesPerPixel;
UINT32 MaxRegionWidth;
UINT32 MaxRegionHeight;
UINT32 ByteCount[4];
UINT32 MaxPlaneSize;
UINT32 MaxMessageSize;
NSC_MESSAGE* messages;
UINT32 PaddedMaxPlaneSize;
if (!context || !data || !numMessages)
return NULL;
if (maxDataSize < 1024)
return NULL;
k = 0;
MaxRegionWidth = 64 * 4;
MaxRegionHeight = 64 * 2;
BytesPerPixel = GetBytesPerPixel(context->format);
rows = (width + (MaxRegionWidth - (width % MaxRegionWidth))) / MaxRegionWidth;
cols = (height + (MaxRegionHeight - (height % MaxRegionHeight))) /
MaxRegionHeight;
*numMessages = rows * cols;
MaxPlaneSize = nsc_compute_byte_count(context, (UINT32*) ByteCount, width,
height);
MaxMessageSize = ByteCount[0] + ByteCount[1] + ByteCount[2] + ByteCount[3] + 20;
maxDataSize -= 1024; /* reserve enough space for headers */
if (maxDataSize < (*numMessages) * sizeof(NSC_MESSAGE))
return NULL;
messages = (NSC_MESSAGE*) calloc(*numMessages, sizeof(NSC_MESSAGE));
if (!messages)
return NULL;
for (i = 0; i < rows; i++)
{
for (j = 0; j < cols; j++)
{
messages[k].x = x + (i * MaxRegionWidth);
messages[k].y = y + (j * MaxRegionHeight);
messages[k].width = (i < (rows - 1)) ? MaxRegionWidth : width -
(i * MaxRegionWidth);
messages[k].height = (j < (cols - 1)) ? MaxRegionHeight : height -
(j * MaxRegionHeight);
messages[k].data = data;
messages[k].scanline = scanline;
messages[k].MaxPlaneSize = nsc_compute_byte_count(context,
(UINT32*) messages[k].OrgByteCount, messages[k].width, messages[k].height);
k++;
}
}
*numMessages = k;
for (i = 0; i < *numMessages; i++)
{
PaddedMaxPlaneSize = messages[i].MaxPlaneSize + 32;
messages[i].PlaneBuffer = (BYTE*) BufferPool_Take(context->priv->PlanePool,
PaddedMaxPlaneSize * 5);
if (!messages[i].PlaneBuffer)
goto fail;
messages[i].PlaneBuffers[0] = (BYTE*) &
(messages[i].PlaneBuffer[(PaddedMaxPlaneSize * 0) + 16]);
messages[i].PlaneBuffers[1] = (BYTE*) &
(messages[i].PlaneBuffer[(PaddedMaxPlaneSize * 1) + 16]);
messages[i].PlaneBuffers[2] = (BYTE*) &
(messages[i].PlaneBuffer[(PaddedMaxPlaneSize * 2) + 16]);
messages[i].PlaneBuffers[3] = (BYTE*) &
(messages[i].PlaneBuffer[(PaddedMaxPlaneSize * 3) + 16]);
messages[i].PlaneBuffers[4] = (BYTE*) &
(messages[i].PlaneBuffer[(PaddedMaxPlaneSize * 4) + 16]);
}
for (i = 0; i < *numMessages; i++)
{
context->width = messages[i].width;
context->height = messages[i].height;
context->OrgByteCount[0] = messages[i].OrgByteCount[0];
context->OrgByteCount[1] = messages[i].OrgByteCount[1];
context->OrgByteCount[2] = messages[i].OrgByteCount[2];
context->OrgByteCount[3] = messages[i].OrgByteCount[3];
context->priv->PlaneBuffersLength = messages[i].MaxPlaneSize;
context->priv->PlaneBuffers[0] = messages[i].PlaneBuffers[0];
context->priv->PlaneBuffers[1] = messages[i].PlaneBuffers[1];
context->priv->PlaneBuffers[2] = messages[i].PlaneBuffers[2];
context->priv->PlaneBuffers[3] = messages[i].PlaneBuffers[3];
context->priv->PlaneBuffers[4] = messages[i].PlaneBuffers[4];
dataOffset = (messages[i].y * messages[i].scanline) + (messages[i].x *
BytesPerPixel);
PROFILER_ENTER(context->priv->prof_nsc_encode)
context->encode(context, &data[dataOffset], scanline);
PROFILER_EXIT(context->priv->prof_nsc_encode)
PROFILER_ENTER(context->priv->prof_nsc_rle_compress_data)
nsc_rle_compress_data(context);
PROFILER_EXIT(context->priv->prof_nsc_rle_compress_data)
messages[i].LumaPlaneByteCount = context->PlaneByteCount[0];
messages[i].OrangeChromaPlaneByteCount = context->PlaneByteCount[1];
messages[i].GreenChromaPlaneByteCount = context->PlaneByteCount[2];
messages[i].AlphaPlaneByteCount = context->PlaneByteCount[3];
messages[i].ColorLossLevel = context->ColorLossLevel;
messages[i].ChromaSubsamplingLevel = context->ChromaSubsamplingLevel;
}
context->priv->PlaneBuffers[0] = NULL;
context->priv->PlaneBuffers[1] = NULL;
context->priv->PlaneBuffers[2] = NULL;
context->priv->PlaneBuffers[3] = NULL;
context->priv->PlaneBuffers[4] = NULL;
return messages;
fail:
for (i = 0; i < *numMessages; i++)
BufferPool_Return(context->priv->PlanePool, messages[i].PlaneBuffer);
free(messages);
return NULL;
}
BOOL nsc_write_message(NSC_CONTEXT* context, wStream* s, NSC_MESSAGE* message)
BOOL nsc_write_message(NSC_CONTEXT* context, wStream* s, const NSC_MESSAGE* message)
{
UINT32 totalPlaneByteCount;
totalPlaneByteCount = message->LumaPlaneByteCount +
@ -564,7 +454,7 @@ BOOL nsc_write_message(NSC_CONTEXT* context, wStream* s, NSC_MESSAGE* message)
message->GreenChromaPlaneByteCount + message->AlphaPlaneByteCount;
if (!Stream_EnsureRemainingCapacity(s, 20 + totalPlaneByteCount))
return -1;
return FALSE;
Stream_Write_UINT32(s,
message->LumaPlaneByteCount); /* LumaPlaneByteCount (4 bytes) */
@ -598,16 +488,15 @@ BOOL nsc_write_message(NSC_CONTEXT* context, wStream* s, NSC_MESSAGE* message)
return TRUE;
}
void nsc_message_free(NSC_CONTEXT* context, NSC_MESSAGE* message)
{
BufferPool_Return(context->priv->PlanePool, message->PlaneBuffer);
}
BOOL nsc_compose_message(NSC_CONTEXT* context, wStream* s, const BYTE* data,
UINT32 width, UINT32 height, UINT32 scanline)
{
NSC_MESSAGE s_message = { 0 };
NSC_MESSAGE* message = &s_message;
BOOL rc;
NSC_MESSAGE message = { 0 };
if (!context || !s || !data)
return FALSE;
context->width = width;
context->height = height;
@ -616,21 +505,41 @@ BOOL nsc_compose_message(NSC_CONTEXT* context, wStream* s, const BYTE* data,
/* ARGB to AYCoCg conversion, chroma subsampling and colorloss reduction */
PROFILER_ENTER(context->priv->prof_nsc_encode)
context->encode(context, data, scanline);
rc = context->encode(context, data, scanline);
PROFILER_EXIT(context->priv->prof_nsc_encode)
if (!rc)
return FALSE;
/* RLE encode */
PROFILER_ENTER(context->priv->prof_nsc_rle_compress_data)
nsc_rle_compress_data(context);
PROFILER_EXIT(context->priv->prof_nsc_rle_compress_data)
message->PlaneBuffers[0] = context->priv->PlaneBuffers[0];
message->PlaneBuffers[1] = context->priv->PlaneBuffers[1];
message->PlaneBuffers[2] = context->priv->PlaneBuffers[2];
message->PlaneBuffers[3] = context->priv->PlaneBuffers[3];
message->LumaPlaneByteCount = context->PlaneByteCount[0];
message->OrangeChromaPlaneByteCount = context->PlaneByteCount[1];
message->GreenChromaPlaneByteCount = context->PlaneByteCount[2];
message->AlphaPlaneByteCount = context->PlaneByteCount[3];
message->ColorLossLevel = context->ColorLossLevel;
message->ChromaSubsamplingLevel = context->ChromaSubsamplingLevel;
return nsc_write_message(context, s, message);
message.PlaneBuffers[0] = context->priv->PlaneBuffers[0];
message.PlaneBuffers[1] = context->priv->PlaneBuffers[1];
message.PlaneBuffers[2] = context->priv->PlaneBuffers[2];
message.PlaneBuffers[3] = context->priv->PlaneBuffers[3];
message.LumaPlaneByteCount = context->PlaneByteCount[0];
message.OrangeChromaPlaneByteCount = context->PlaneByteCount[1];
message.GreenChromaPlaneByteCount = context->PlaneByteCount[2];
message.AlphaPlaneByteCount = context->PlaneByteCount[3];
message.ColorLossLevel = context->ColorLossLevel;
message.ChromaSubsamplingLevel = context->ChromaSubsamplingLevel;
return nsc_write_message(context, s, &message);
}
BOOL nsc_decompose_message(NSC_CONTEXT* context, wStream* s, BYTE* bmpdata,
UINT32 x, UINT32 y, UINT32 width, UINT32 height,
UINT32 rowstride, UINT32 format, UINT32 flip)
{
size_t size = Stream_GetRemainingLength(s);
if (size > UINT32_MAX)
return FALSE;
if (!nsc_process_message(context, (UINT16)GetBitsPerPixel(context->format),
width, height, Stream_Pointer(s),
(UINT32)size, bmpdata, format,
rowstride, x, y, width, height, flip))
return FALSE;
Stream_Seek(s, size);
return TRUE;
}

6
libfreerdp/codec/nsc_sse2.c
View File

@ -63,12 +63,6 @@ static BOOL nsc_encode_argb_to_aycocg_sse2(NSC_CONTEXT* context,
rw = (context->ChromaSubsamplingLevel > 0 ? tempWidth : context->width);
ccl = context->ColorLossLevel;
if (context->priv->PlaneBuffersLength < rw * scanline)
return FALSE;
if (rw < scanline * 2)
return FALSE;
for (y = 0; y < context->height; y++)
{
src = data + (context->height - 1 - y) * scanline;

34
libfreerdp/codec/nsc_types.h
View File

@ -29,8 +29,8 @@
#include <winpr/wlog.h>
#include <winpr/collections.h>
#include <freerdp/utils/profiler.h>
#include <freerdp/codec/nsc.h>
#define ROUND_UP_TO(_b, _n) (_b + ((~(_b & (_n-1)) + 0x1) & (_n-1)))
#define MINMAX(_v,_l,_h) ((_v) < (_l) ? (_l) : ((_v) > (_h) ? (_h) : (_v)))
@ -39,10 +39,8 @@ struct _NSC_CONTEXT_PRIV
{
wLog* log;
wBufferPool* PlanePool;
BYTE* PlaneBuffers[5]; /* Decompressed Plane Buffers in the respective order */
UINT32 PlaneBuffersLength; /* Lengths of each plane buffer */
BYTE* PlaneBuffers[5]; /* Decompressed Plane Buffers in the respective order */
UINT32 PlaneBuffersLength; /* Lengths of each plane buffer */
/* profilers */
PROFILER_DEFINE(prof_nsc_rle_decompress_data)
@ -51,4 +49,30 @@ struct _NSC_CONTEXT_PRIV
PROFILER_DEFINE(prof_nsc_encode)
};
typedef struct _NSC_CONTEXT_PRIV NSC_CONTEXT_PRIV;
struct _NSC_CONTEXT
{
UINT32 OrgByteCount[4];
UINT32 format;
UINT16 width;
UINT16 height;
BYTE* BitmapData;
UINT32 BitmapDataLength;
BYTE* Planes;
UINT32 PlaneByteCount[4];
UINT32 ColorLossLevel;
UINT32 ChromaSubsamplingLevel;
BOOL DynamicColorFidelity;
/* color palette allocated by the application */
const BYTE* palette;
BOOL (*decode)(NSC_CONTEXT* context);
BOOL (*encode)(NSC_CONTEXT* context, const BYTE* BitmapData, UINT32 rowstride);
NSC_CONTEXT_PRIV* priv;
};
#endif /* FREERDP_LIB_CODEC_NSC_TYPES_H */

13
server/shadow/shadow_encoder.c
View File

@ -161,11 +161,14 @@ static int shadow_encoder_init_nsc(rdpShadowEncoder* encoder)
if (!nsc_context_reset(encoder->nsc, encoder->width, encoder->height))
goto fail;
encoder->nsc->ColorLossLevel = settings->NSCodecColorLossLevel;
encoder->nsc->ChromaSubsamplingLevel = settings->NSCodecAllowSubsampling ? 1 :
0;
encoder->nsc->DynamicColorFidelity = settings->NSCodecAllowDynamicColorFidelity;
nsc_context_set_pixel_format(encoder->nsc, PIXEL_FORMAT_BGRX32);
if (!nsc_context_set_parameters(encoder->nsc, NSC_COLOR_LOSS_LEVEL, settings->NSCodecColorLossLevel))
goto fail;
if (!nsc_context_set_parameters(encoder->nsc, NSC_ALLOW_SUBSAMPLING, settings->NSCodecAllowSubsampling))
goto fail;
if (!nsc_context_set_parameters(encoder->nsc, NSC_DYNAMIC_COLOR_FIDELITY, settings->NSCodecAllowDynamicColorFidelity))
goto fail;
if (!nsc_context_set_parameters(encoder->nsc, NSC_COLOR_FORMAT, PIXEL_FORMAT_BGRX32))
goto fail;
encoder->codecs |= FREERDP_CODEC_NSCODEC;
return 1;
fail: