fb_accel hd1/hd2: Add fb_accel_cs_hdx.cpp for common functions

- Add 'class CFbAccelCSHDx' to fb_accel.h
 - Some small code updates


Origin commit data
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Branch: ni/coolstream
Commit: 3c1f2bfe05
Author: Michael Liebmann <tuxcode.bbg@gmail.com>
Date: 2017-03-28 (Tue, 28 Mar 2017)



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This commit was generated by Migit

src/driver/fb_accel_cs_hdx.cpp

@@ -0,0 +1,122 @@
+/*
+	Framebuffer acceleration hardware abstraction functions.
+	The common functions for coolstream hd1/hd2 graphic chips
+	are represented in this class.
+
+	(C) 2017 M. Liebmann
+
+	License: GPL
+
+	This program is free software; you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation; either version 2 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "fb_accel_cs_hdx_inc.h"
+
+#define LOGTAG "[fb_accel_cs_hdx] "
+
+CFbAccelCSHDx::CFbAccelCSHDx()
+{
+	fb_name   = "CST HDx framebuffer";
+}
+
+/*
+CFbAccelCSHDx::~CFbAccelCSHDx()
+{
+}
+*/
+
+int CFbAccelCSHDx::fbCopy(uint32_t *mem_p, int width, int height,
+			  int dst_x, int dst_y, int src_x, int src_y, int mode)
+{
+	if (videoDecoder == NULL) {
+		if (dst_y < (int)yRes) {
+			uint32_t src_y_ = src_y;
+			if (mode == CS_FBCOPY_BB2FB)
+				src_y_ += yRes;
+			CFrameBuffer::fbCopyArea(width, height, dst_x, dst_y, src_x, src_y_);
+			return 0;
+		}
+		return -1;
+	}
+
+	mutex.lock();
+	setActive(false);
+	int ret = videoDecoder->fbCopy(mem_p, width, height, dst_x, dst_y, src_x, src_y, mode);
+	add_gxa_sync_marker();
+	setActive(true);
+	mutex.unlock();
+	return ret;
+}
+
+int CFbAccelCSHDx::fbFill(int sx, int sy, int width, int height, fb_pixel_t color, int mode/*=0*/)
+{
+	if (videoDecoder == NULL) {
+		CFbAccel::paintRect(sx, sy, width, height, color);
+		return 0;
+	}
+
+	mutex.lock();
+	setActive(false);
+	int ret = videoDecoder->fbFill(sx, sy, width, height, color, mode);
+	add_gxa_sync_marker();
+	setActive(true);
+	mutex.unlock();
+	return ret;
+}
+
+#if 0
+/* TODO: Run this functions with hardware acceleration */
+void CFbAccelCSHDx::SaveScreen(int x, int y, int dx, int dy, fb_pixel_t * const memp)
+{
+	if (!getActive())
+		return;
+
+	checkFbArea(x, y, dx, dy, true);
+	fb_pixel_t * pos = getFrameBufferPointer() + x + swidth * y;
+	fb_pixel_t * bkpos = memp;
+	for (int count = 0; count < dy; count++) {
+		fb_pixel_t * dest = (fb_pixel_t *)pos;
+		for (int i = 0; i < dx; i++)
+			*(bkpos++) = *(dest++);
+		pos += swidth;
+	}
+	checkFbArea(x, y, dx, dy, false);
+printf("%s\n", __func_ext__);
+}
+
+void CFbAccelCSHDx::RestoreScreen(int x, int y, int dx, int dy, fb_pixel_t * const memp)
+{
+	if (!getActive())
+		return;
+
+	checkFbArea(x, y, dx, dy, true);
+	fb_pixel_t * fbpos = getFrameBufferPointer() + x + swidth * y;
+	fb_pixel_t * bkpos = memp;
+	for (int count = 0; count < dy; count++)
+	{
+		memmove(fbpos, bkpos, dx * sizeof(fb_pixel_t));
+		fbpos += swidth;
+		bkpos += dx;
+	}
+	mark(x, y, x + dx, y + dy);
+	checkFbArea(x, y, dx, dy, false);
+printf("%s\n", __func_ext__);
+}
+
+void CFbAccelCSHDx::Clear()
+{
+	paintBackground();
+printf("%s\n", __func_ext__);
+}
+#endif