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libfreerdp-codec: improve clear_decompress function parameters

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This commit is contained in:
Marc-André Moreau 2014-06-25 18:39:28 -04:00
parent c20c3abdf1
commit dd36617093
3 changed files with 24 additions and 6 deletions
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8
client/X11/xf_gfx.c
View File

@ -256,8 +256,7 @@ int xf_SurfaceCommand_RemoteFX(xfContext* xfc, RdpgfxClientContext* context, RDP
int xf_SurfaceCommand_ClearCodec(xfContext* xfc, RdpgfxClientContext* context, RDPGFX_SURFACE_COMMAND* cmd)
{
int status;
UINT32 DstSize = 0;
BYTE* pDstData = NULL;
BYTE* DstData = NULL;
xfGfxSurface* surface;
RECTANGLE_16 invalidRect;
@ -266,9 +265,10 @@ int xf_SurfaceCommand_ClearCodec(xfContext* xfc, RdpgfxClientContext* context, R
if (!surface)
return -1;
status = clear_decompress(xfc->clear, cmd->data, cmd->length, &pDstData, &DstSize);
DstData = surface->data;
printf("xf_SurfaceCommand_ClearCodec: status: %d\n", status);
status = clear_decompress(NULL, cmd->data, cmd->length, &DstData,
PIXEL_FORMAT_XRGB32, surface->scanline, cmd->left, cmd->top, cmd->width, cmd->height);
/* fill with pink for now to distinguish from the rest */

4
include/freerdp/codec/clear.h
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@ -42,7 +42,9 @@ extern "C" {
#endif
FREERDP_API int clear_compress(CLEAR_CONTEXT* clear, BYTE* pSrcData, UINT32 SrcSize, BYTE** ppDstData, UINT32* pDstSize);
FREERDP_API int clear_decompress(CLEAR_CONTEXT* clear, BYTE* pSrcData, UINT32 SrcSize, BYTE** ppDstData, UINT32* pDstSize);
FREERDP_API int clear_decompress(CLEAR_CONTEXT* clear, BYTE* pSrcData, UINT32 SrcSize,
BYTE** ppDstData, DWORD DstFormat, int nDstStep, int nXDst, int nYDst, int nWidth, int nHeight);
FREERDP_API void clear_context_reset(CLEAR_CONTEXT* clear);

18
libfreerdp/codec/clear.c
View File

@ -25,9 +25,11 @@
#include <winpr/print.h>
#include <winpr/bitstream.h>
#include <freerdp/codec/color.h>
#include <freerdp/codec/clear.h>
int clear_decompress(CLEAR_CONTEXT* clear, BYTE* pSrcData, UINT32 SrcSize, BYTE** ppDstData, UINT32* pDstSize)
int clear_decompress(CLEAR_CONTEXT* clear, BYTE* pSrcData, UINT32 SrcSize,
BYTE** ppDstData, DWORD DstFormat, int nDstStep, int nXDst, int nYDst, int nWidth, int nHeight)
{
int index;
BYTE glyphFlags;
@ -81,11 +83,13 @@ int clear_decompress(CLEAR_CONTEXT* clear, BYTE* pSrcData, UINT32 SrcSize, BYTE*
if (residualByteCount > 0)
{
UINT32 color;
BYTE blueValue;
BYTE greenValue;
BYTE redValue;
UINT32 suboffset;
BYTE* residualData;
UINT32 pixelIndex = 0;
BYTE runLengthFactor1 = 0;
UINT16 runLengthFactor2 = 0;
UINT32 runLengthFactor3 = 0;
@ -105,6 +109,7 @@ int clear_decompress(CLEAR_CONTEXT* clear, BYTE* pSrcData, UINT32 SrcSize, BYTE*
blueValue = residualData[suboffset];
greenValue = residualData[suboffset + 1];
redValue = residualData[suboffset + 2];
color = RGB32(redValue, greenValue, blueValue);
suboffset += 3;
runLengthFactor1 = residualData[suboffset];
@ -130,6 +135,17 @@ int clear_decompress(CLEAR_CONTEXT* clear, BYTE* pSrcData, UINT32 SrcSize, BYTE*
suboffset += 4;
}
}
//freerdp_image_fill(*ppDstData, DstFormat, nDstStep,
// nXDst + (pixelIndex % nWidth), nYDst + (pixelIndex / nWidth), nWidth, nHeight, color);
pixelIndex += runLengthFactor;
}
if (pixelIndex != (nWidth * nHeight))
{
fprintf(stderr, "ClearCodec residual data unexpected pixel count: Actual: %d, Expected: %d\n",
pixelIndex, (nWidth * nHeight));
}
/* Decompress residual layer and write to output bitmap */