2 * Copyright 2007 Arthur Huillet
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
18 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
19 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
28 #include <X11/extensions/Xv.h>
31 #include "dixstruct.h"
34 #include "nv_include.h"
37 extern Atom xvBrightness, xvContrast, xvColorKey, xvSaturation,
38 xvHue, xvAutopaintColorKey, xvSetDefaults, xvDoubleBuffer,
39 xvITURBT709, xvSyncToVBlank, xvOnCRTCNb;
43 * program hardware to overlay image into front buffer
46 * @param offset card offset to the pixel data
47 * @param id format of image
48 * @param dstPitch pitch of the pixel data in VRAM
49 * @param dstBox destination box
50 * @param x1 first source point - x
51 * @param y1 first source point - y
52 * @param x2 second source point - x
53 * @param y2 second source point - y
54 * @param width width of the source image = x2 - x1
55 * @param height height
56 * @param src_w width of the image data in VRAM
58 * @param drw_w width of the image to draw to screen
60 * @param clipBoxes ???
63 NV10PutOverlayImage(ScrnInfoPtr pScrn, int offset, int uvoffset, int id,
64 int dstPitch, BoxPtr dstBox,
65 int x1, int y1, int x2, int y2,
66 short width, short height,
67 short src_w, short src_h,
68 short drw_w, short drw_h,
71 NVPtr pNv = NVPTR(pScrn);
72 NVPortPrivPtr pPriv = GET_OVERLAY_PRIVATE(pNv);
73 int buffer = pPriv->currentBuffer;
75 if (!pNv->randr12_enable) {
76 if (pScrn->currentMode->Flags & V_DBLSCAN) {
82 xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
83 xf86CrtcPtr crtc = xf86_config->crtc[pPriv->overlayCRTC];
84 if (crtc->mode.Flags & V_DBLSCAN) {
91 /* paint the color key */
92 if(pPriv->autopaintColorKey && (pPriv->grabbedByV4L ||
93 !REGION_EQUAL(pScrn->pScreen, &pPriv->clip, clipBoxes))) {
94 /* we always paint V4L's color key */
95 if (!pPriv->grabbedByV4L)
96 REGION_COPY(pScrn->pScreen, &pPriv->clip, clipBoxes);
98 xf86XVFillKeyHelper(pScrn->pScreen, pPriv->colorKey, clipBoxes);
102 //xf86DrvMsg(0, X_INFO, "SIZE_IN h %d w %d, POINT_IN x %d y %d, DS_DX %d DT_DY %d, POINT_OUT x %d y %d SIZE_OUT h %d w %d\n", height, width, x1 >>
103 //16,y1>>16, (src_w << 20) / drw_w, (src_h << 20) / drw_h, (dstBox->x1),(dstBox->y1), (dstBox->y2 - dstBox->y1), (dstBox->x2 - dstBox->x1));
105 nvWriteVIDEO(pNv, NV_PVIDEO_BASE(buffer) , 0);
106 nvWriteVIDEO(pNv, NV_PVIDEO_OFFSET_BUFF(buffer) , offset);
107 nvWriteVIDEO(pNv, NV_PVIDEO_SIZE_IN(buffer) , (height << 16) | width);
108 nvWriteVIDEO(pNv, NV_PVIDEO_POINT_IN(buffer) ,
109 ((y1 << 4) & 0xffff0000) | (x1 >> 12));
110 nvWriteVIDEO(pNv, NV_PVIDEO_DS_DX(buffer) , (src_w << 20) / drw_w);
111 nvWriteVIDEO(pNv, NV_PVIDEO_DT_DY(buffer) , (src_h << 20) / drw_h);
112 nvWriteVIDEO(pNv, NV_PVIDEO_POINT_OUT(buffer),
113 (dstBox->y1 << 16) | dstBox->x1);
114 nvWriteVIDEO(pNv, NV_PVIDEO_SIZE_OUT(buffer) ,
115 ((dstBox->y2 - dstBox->y1) << 16) |
116 (dstBox->x2 - dstBox->x1));
118 dstPitch |= NV_PVIDEO_FORMAT_DISPLAY_COLOR_KEY; /* use color key */
119 if(id != FOURCC_UYVY)
120 dstPitch |= NV_PVIDEO_FORMAT_COLOR_LE_CR8YB8CB8YA8;
121 if(pPriv->iturbt_709)
122 dstPitch |= NV_PVIDEO_FORMAT_MATRIX_ITURBT709;
124 if( id == FOURCC_YV12 || id == FOURCC_I420 )
125 dstPitch |= NV_PVIDEO_FORMAT_PLANAR;
127 /* Those are important only for planar formats (NV12) */
130 nvWriteVIDEO(pNv, NV_PVIDEO_UVPLANE_BASE(buffer), 0);
131 nvWriteVIDEO(pNv, NV_PVIDEO_UVPLANE_OFFSET_BUFF(buffer), uvoffset);
134 nvWriteVIDEO(pNv, NV_PVIDEO_FORMAT(buffer), dstPitch);
135 nvWriteVIDEO(pNv, NV_PVIDEO_STOP, 0);
136 nvWriteVIDEO(pNv, NV_PVIDEO_BUFFER, buffer ? 0x10 : 0x1);
138 pPriv->videoStatus = CLIENT_VIDEO_ON;
142 * NV10SetOverlayPortAttribute
143 * sets the attribute "attribute" of port "data" to value "value"
144 * calls NVResetVideo(pScrn) to apply changes to hardware
147 * @param attribute attribute to set
148 * @param value value to which attribute is to be set
149 * @param data port from which the attribute is to be set
151 * @return Success, if setting is successful
152 * BadValue/BadMatch, if value/attribute are invalid
153 * @see NVResetVideo(ScrnInfoPtr pScrn)
156 NV10SetOverlayPortAttribute(ScrnInfoPtr pScrn, Atom attribute,
157 INT32 value, pointer data)
159 NVPortPrivPtr pPriv = (NVPortPrivPtr)data;
160 NVPtr pNv = NVPTR(pScrn);
162 if (attribute == xvBrightness) {
163 if ((value < -512) || (value > 512))
165 pPriv->brightness = value;
167 if (attribute == xvDoubleBuffer) {
168 if ((value < 0) || (value > 1))
170 pPriv->doubleBuffer = value;
172 if (attribute == xvContrast) {
173 if ((value < 0) || (value > 8191))
175 pPriv->contrast = value;
177 if (attribute == xvHue) {
183 if (attribute == xvSaturation) {
184 if ((value < 0) || (value > 8191))
186 pPriv->saturation = value;
188 if (attribute == xvColorKey) {
189 pPriv->colorKey = value;
190 REGION_EMPTY(pScrn->pScreen, &pPriv->clip);
192 if (attribute == xvAutopaintColorKey) {
193 if ((value < 0) || (value > 1))
195 pPriv->autopaintColorKey = value;
197 if (attribute == xvITURBT709) {
198 if ((value < 0) || (value > 1))
200 pPriv->iturbt_709 = value;
202 if (attribute == xvSetDefaults) {
203 NVSetPortDefaults(pScrn, pPriv);
205 if ( attribute == xvOnCRTCNb) {
206 if ((value < 0) || (value > 1))
208 pPriv->overlayCRTC = value;
209 NVWriteCRTC(pNv, value, NV_CRTC_FSEL, NVReadCRTC(pNv, value, NV_CRTC_FSEL) | NV_CRTC_FSEL_OVERLAY);
210 NVWriteCRTC(pNv, !value, NV_CRTC_FSEL, NVReadCRTC(pNv, !value, NV_CRTC_FSEL) & ~NV_CRTC_FSEL_OVERLAY);
214 NV10WriteOverlayParameters(pScrn);
220 * NV10GetOverlayPortAttribute
222 * @param pScrn unused
223 * @param attribute attribute to be read
224 * @param value value of attribute will be stored in this pointer
225 * @param data port from which attribute will be read
226 * @return Success, if queried attribute exists
229 NV10GetOverlayPortAttribute(ScrnInfoPtr pScrn, Atom attribute,
230 INT32 *value, pointer data)
232 NVPortPrivPtr pPriv = (NVPortPrivPtr)data;
234 if (attribute == xvBrightness)
235 *value = pPriv->brightness;
236 else if (attribute == xvDoubleBuffer)
237 *value = (pPriv->doubleBuffer) ? 1 : 0;
238 else if (attribute == xvContrast)
239 *value = pPriv->contrast;
240 else if (attribute == xvSaturation)
241 *value = pPriv->saturation;
242 else if (attribute == xvHue)
244 else if (attribute == xvColorKey)
245 *value = pPriv->colorKey;
246 else if (attribute == xvAutopaintColorKey)
247 *value = (pPriv->autopaintColorKey) ? 1 : 0;
248 else if (attribute == xvITURBT709)
249 *value = (pPriv->iturbt_709) ? 1 : 0;
250 else if (attribute == xvOnCRTCNb)
251 *value = (pPriv->overlayCRTC) ? 1 : 0;
260 * Tell the hardware to stop the overlay
263 NV10StopOverlay (ScrnInfoPtr pScrn)
265 NVPtr pNv = NVPTR(pScrn);
266 nvWriteVIDEO(pNv, NV_PVIDEO_STOP, 1);
270 * NV10WriteOverlayParameters
271 * Tell the hardware about parameters that are too expensive to be set
275 NV10WriteOverlayParameters (ScrnInfoPtr pScrn)
277 NVPtr pNv = NVPTR(pScrn);
278 NVPortPrivPtr pPriv = GET_OVERLAY_PRIVATE(pNv);
279 int satSine, satCosine;
282 angle = (double)pPriv->hue * 3.1415927 / 180.0;
284 satSine = pPriv->saturation * sin(angle);
287 satCosine = pPriv->saturation * cos(angle);
288 if (satCosine < -1024)
291 nvWriteVIDEO(pNv, NV_PVIDEO_LUMINANCE(0), (pPriv->brightness << 16) |
293 nvWriteVIDEO(pNv, NV_PVIDEO_LUMINANCE(1), (pPriv->brightness << 16) |
295 nvWriteVIDEO(pNv, NV_PVIDEO_CHROMINANCE(0), (satSine << 16) |
296 (satCosine & 0xffff));
297 nvWriteVIDEO(pNv, NV_PVIDEO_CHROMINANCE(1), (satSine << 16) |
298 (satCosine & 0xffff));
299 nvWriteVIDEO(pNv, NV_PVIDEO_COLOR_KEY, pPriv->colorKey);