/* */ MarkerSegment(JPEGBuffer paramJPEGBuffer) /* */ throws IOException /* */ {
/* 58 */ paramJPEGBuffer.loadBuf(3);
/* 59 */ this.tag = (paramJPEGBuffer.buf[(paramJPEGBuffer.bufPtr++)] & 0xFF);
/* 60 */ this.length = ((paramJPEGBuffer.buf[(paramJPEGBuffer.bufPtr++)] & 0xFF) << 8);
/* 61 */ this.length |= paramJPEGBuffer.buf[(paramJPEGBuffer.bufPtr++)] & 0xFF;
/* 62 */ this.length -= 2;
/* 63 */ paramJPEGBuffer.bufAvail -= 3;
/* */
/* 66 */ paramJPEGBuffer.loadBuf(this.length);
/* */ }
JFIFExtensionMarkerSegment(JPEGBuffer buffer, JPEGImageReader reader) throws IOException {
super(buffer);
buffer.bufPtr += ID_SIZE; // skip the id, we already checked it
code = buffer.buf[buffer.bufPtr++] & 0xff;
buffer.bufAvail -= DATA_SIZE;
if (code == THUMB_JPEG) {
thumb = new JFIFThumbJPEG(buffer, length, reader);
} else {
buffer.loadBuf(2);
int thumbX = buffer.buf[buffer.bufPtr++] & 0xff;
int thumbY = buffer.buf[buffer.bufPtr++] & 0xff;
buffer.bufAvail -= 2;
// following constructors handle bufAvail
if (code == THUMB_PALETTE) {
thumb = new JFIFThumbPalette(buffer, thumbX, thumbY);
} else {
thumb = new JFIFThumbRGB(buffer, thumbX, thumbY);
}
}
}
