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work on codec mode jpeg

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This commit is contained in:
Jay Sorg
2014-03-16 21:56:27 -07:00
parent 9414467af2
commit 50a1b1fdb9
5 changed files with 321 additions and 126 deletions
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libxrdp/xrdp_jpeg_compress.c
+30 -5
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@@ -120,10 +120,11 @@ xrdp_codec_jpeg_compress(void *handle,
/* len of compressed data */
)
{
tjhandle tj_han;
int error;
int bpp;
char *src_ptr;
tjhandle tj_han;
int error;
int bpp;
char *src_ptr;
unsigned long lio_len;
/*
* note: for now we assume that format is always XBGR and ignore format
@@ -143,7 +144,21 @@ xrdp_codec_jpeg_compress(void *handle,
/* start of inner rect in inp_data */
src_ptr = inp_data + (y * stride + x * bpp);
lio_len = *io_len;
/* compress inner rect */
/* notes
* TJPF_RGB no works, zero bytes
* TJPF_BGR no works, not zero but no open
* TJPF_RGBX no works, zero bytes
* TJPF_BGRX no works, off scaled image
* TJPF_XBGR works
* TJPF_XRGB no works, zero bytes
* TJPF_RGBA no works, zero bytes
* TJPF_BGRA no works, zero bytes
* TJPF_ABGR no works, zero bytes
* TJPF_ARGB no works, zero bytes */
error = tjCompress(tj_han, /* opaque handle */
src_ptr, /* source buf */
cx, /* width of area to compress */
@@ -151,11 +166,12 @@ xrdp_codec_jpeg_compress(void *handle,
cy, /* height of area to compress */
TJPF_XBGR, /* pixel size */
out_data, /* dest buf */
io_len, /* inner_buf length & compressed_size */
&lio_len, /* inner_buf length & compressed_size */
TJSAMP_420, /* jpeg sub sample */
quality, /* jpeg quality */
0 /* flags */
);
*io_len = lio_len;
return height;
}
@@ -407,6 +423,15 @@ xrdp_jpeg_compress(void *handle, char *in_data, int width, int height,
return height;
}
/*****************************************************************************/
int APP_CC
xrdp_codec_jpeg_compress(void *handle, int format, char *inp_data, int width,
int height, int stride, int x, int y, int cx, int cy,
int quality, char *out_data, int *io_len)
{
return 0;
}
/*****************************************************************************/
void *APP_CC
xrdp_jpeg_init(void)