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spice-html5 updated.

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This commit is contained in:
catborise 2018-08-08 14:00:35 +03:00
parent 12c80c5021
commit b05a252d7c
36 changed files with 1356 additions and 1415 deletions
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20
static/js/spice-html5/bitmap.js Normal file → Executable file
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@ -26,25 +26,31 @@
function convert_spice_bitmap_to_web(context, spice_bitmap)
{
var ret;
var offset, x;
var offset, x, src_offset = 0, src_dec = 0;
var u8 = new Uint8Array(spice_bitmap.data);
if (spice_bitmap.format != SPICE_BITMAP_FMT_32BIT &&
spice_bitmap.format != SPICE_BITMAP_FMT_RGBA)
return undefined;
if (!(spice_bitmap.flags & SPICE_BITMAP_FLAGS_TOP_DOWN))
{
src_offset = (spice_bitmap.y - 1 ) * spice_bitmap.stride;
src_dec = 2 * spice_bitmap.stride;
}
ret = context.createImageData(spice_bitmap.x, spice_bitmap.y);
for (offset = 0; offset < (spice_bitmap.y * spice_bitmap.stride); )
for (x = 0; x < spice_bitmap.x; x++, offset += 4)
for (offset = 0; offset < (spice_bitmap.y * spice_bitmap.stride); src_offset -= src_dec)
for (x = 0; x < spice_bitmap.x; x++, offset += 4, src_offset += 4)
{
ret.data[offset + 0 ] = u8[offset + 2];
ret.data[offset + 1 ] = u8[offset + 1];
ret.data[offset + 2 ] = u8[offset + 0];
ret.data[offset + 0 ] = u8[src_offset + 2];
ret.data[offset + 1 ] = u8[src_offset + 1];
ret.data[offset + 2 ] = u8[src_offset + 0];
// FIXME - We effectively treat all images as having SPICE_IMAGE_FLAGS_HIGH_BITS_SET
if (spice_bitmap.format == SPICE_BITMAP_FMT_32BIT)
ret.data[offset + 3] = 255;
else
ret.data[offset + 3] = u8[offset];
ret.data[offset + 3] = u8[src_offset];
}
return ret;