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+<h1>camv4l.c</h1><a href="camv4l_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include "<a class="code" href="camv4l_8h.html">camv4l.h</a>"</span>
+<a name="l00009"></a>00009
+<a name="l00010"></a><a class="code" href="camv4l_8c.html#ee54b939c70ffe5540c8e77e8b75c331">00010</a> <span class="keywordtype">int</span> <a class="code" href="camv4l_8c.html#ee54b939c70ffe5540c8e77e8b75c331">PAL</a>[] ={<a class="code" href="camv4l_8h.html#dea1e94780da3ba61a1a1d9a11affdd2">VIDEO_PALETTE_YUV420P</a>,<a class="code" href="camv4l_8h.html#dbf692218d97fffa111494787562d9e8">VIDEO_PALETTE_RGB565</a>,<a class="code" href="camv4l_8h.html#8dd93a2c957ded118f8ff17680cbf220">VIDEO_PALETTE_RGB24</a>,<a class="code" href="camv4l_8h.html#d50994973596a30826522de0701ad02b">VIDEO_PALETTE_RGB32</a>};
+<a name="l00011"></a>00011
+<a name="l00012"></a><a class="code" href="camv4l_8c.html#1ae3f99c00fbdb4eec4a4eb4fdfeacd0">00012</a> <span class="preprocessor">#define LEN_PALLETE 4</span>
+<a name="l00013"></a>00013 <span class="preprocessor"></span>
+<a name="l00014"></a><a class="code" href="camv4l_8c.html#26ffb7e515435a5ff2d24656ecacd181">00014</a> <span class="keywordtype">int</span> <a class="code" href="camv4l_8c.html#26ffb7e515435a5ff2d24656ecacd181">SIZE</a>[] = { 640,480,384,288,352,288,320,240,192,144,176,144,160,120 };
+<a name="l00015"></a>00015
+<a name="l00016"></a>00016
+<a name="l00017"></a>00017
+<a name="l00018"></a>00018
+<a name="l00019"></a>00019
+<a name="l00020"></a>00020 <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="camv4l_8c.html#8cb6f747fd7726860f771609946d09b3">GetVideoPict</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vd);
+<a name="l00021"></a>00021
+<a name="l00022"></a>00022 <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="camv4l_8c.html#6391de2c695ffff5ba0a8632f6db3c1f">SetVideoPict</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vd);
+<a name="l00023"></a>00023
+<a name="l00024"></a>00024 <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="camv4l_8c.html#283b0e82a3d74f512e682a8ac52659b7">GetDepth</a> ( <span class="keywordtype">int</span> format);
+<a name="l00025"></a>00025
+<a name="l00026"></a>00026 <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="camv4l_8c.html#e2f8dd81ccfc3b70fdeb99b07586a1b1">probePalette</a> ( <span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vd );
+<a name="l00027"></a>00027
+<a name="l00028"></a>00028 <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="camv4l_8c.html#bee824dc095955f0175643284986b23e">probeSize</a> ( <span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vd );
+<a name="l00029"></a>00029
+<a name="l00030"></a>00030
+<a name="l00031"></a><a class="code" href="group__common.html#gdc0c206abad8d7210c57022190f93dc4">00031</a> <span class="keywordtype">int</span> <a class="code" href="group__common.html#gdc0c206abad8d7210c57022190f93dc4">init_v4l</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vd)
+<a name="l00032"></a>00032 {
+<a name="l00033"></a>00033 <span class="keywordtype">int</span> <a class="code" href="grab__mpeg_8c.html#3efb0e1a16208deecbd84c15401f7cf8">f</a>;
+<a name="l00034"></a>00034 <span class="keywordtype">int</span> erreur = 0;
+<a name="l00035"></a>00035
+<a name="l00036"></a>00036 <span class="keywordflow">if</span> ((vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a> = open (vd-><a class="code" href="structvdIn.html#a5bc365f449fae0bacc9ef7e813dfcdd">videodevice</a>, O_RDWR)) == -1){
+<a name="l00037"></a>00037 perror (<span class="stringliteral">"ERROR opening V4L interface \n"</span>);
+<a name="l00038"></a>00038 exit (1);
+<a name="l00039"></a>00039 }
+<a name="l00040"></a>00040 <span class="keywordflow">if</span> (ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCGCAP, &(vd-><a class="code" href="structvdIn.html#6ff6c76abc3558e5065c29f7a4e22e62">videocap</a>)) == -1){
+<a name="l00041"></a>00041 printf (<span class="stringliteral">"wrong device\n"</span>);
+<a name="l00042"></a>00042 exit (1);
+<a name="l00043"></a>00043 }
+<a name="l00044"></a>00044 printf (<span class="stringliteral">"Camera found: %s \n"</span>, vd-><a class="code" href="structvdIn.html#6ff6c76abc3558e5065c29f7a4e22e62">videocap</a>.name);
+<a name="l00045"></a>00045 snprintf (vd-><a class="code" href="structvdIn.html#676d43607601940f318ee3b274e4716b">cameraname</a>, 32, <span class="stringliteral">"%s"</span>, vd-><a class="code" href="structvdIn.html#6ff6c76abc3558e5065c29f7a4e22e62">videocap</a>.name);
+<a name="l00046"></a>00046
+<a name="l00047"></a>00047 erreur = <a class="code" href="camv4l_8c.html#8cb6f747fd7726860f771609946d09b3">GetVideoPict</a> (vd);
+<a name="l00048"></a>00048 vd-><a class="code" href="structvdIn.html#da1a8b7c0f40c9d997f8e8fddd4bc27d">formatIn</a> = vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.palette;
+<a name="l00049"></a>00049 vd-><a class="code" href="structvdIn.html#d8c35d451233262ff9a8f8e65be8b340">bppIn</a> = vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.depth;
+<a name="l00050"></a>00050 vd-><a class="code" href="structvdIn.html#3f2e15b67a340cc20fd9d8503afa574b">flipUV</a> = 0;
+<a name="l00051"></a>00051
+<a name="l00052"></a>00052 <span class="comment">/* To Compute the estimate frame size perhaps not need !!! </span>
+<a name="l00053"></a>00053 <span class="comment"> if ((vd->bppIn = GetDepth (vd->formatIn)) < 0)</span>
+<a name="l00054"></a>00054 <span class="comment"> {</span>
+<a name="l00055"></a>00055 <span class="comment"> perror ("getdepth failed \n");</span>
+<a name="l00056"></a>00056 <span class="comment"> exit (1);</span>
+<a name="l00057"></a>00057 <span class="comment"> }</span>
+<a name="l00058"></a>00058 <span class="comment"> */</span>
+<a name="l00059"></a>00059 <span class="keywordflow">if</span> (ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCGCHAN, &vd-><a class="code" href="structvdIn.html#962c1ced095a997ba8715b281cf53e9e">videochan</a>) == -1){
+<a name="l00060"></a>00060 printf (<span class="stringliteral">"did not support Video_channel\n"</span>);
+<a name="l00061"></a>00061 vd-><a class="code" href="structvdIn.html#eabdb3eeaf3a80b396cf19fec19d9294">cameratype</a> = <a class="code" href="camv4l_8h.html#2f8d40fca22af63d98fcaad73efe216109b024ff449662360c66ce18d20096fa">UNKNOW</a>;
+<a name="l00062"></a>00062 } <span class="keywordflow">else</span> {
+<a name="l00063"></a>00063 printf (<span class="stringliteral">"Bridge found: %s \n"</span>, vd-><a class="code" href="structvdIn.html#962c1ced095a997ba8715b281cf53e9e">videochan</a>.name);
+<a name="l00064"></a>00064 snprintf (vd-><a class="code" href="structvdIn.html#4dcb789ec776b466e9e0ee388686e3b6">bridge</a>, 9, <span class="stringliteral">"%s"</span>, vd-><a class="code" href="structvdIn.html#962c1ced095a997ba8715b281cf53e9e">videochan</a>.name);
+<a name="l00065"></a>00065 vd-><a class="code" href="structvdIn.html#eabdb3eeaf3a80b396cf19fec19d9294">cameratype</a> = <a class="code" href="camv4l_8h.html#2f8d40fca22af63d98fcaad73efe216109b024ff449662360c66ce18d20096fa">UNKNOW</a>;<span class="comment">// GetStreamId (vd->videochan.name);</span>
+<a name="l00066"></a>00066 }
+<a name="l00067"></a>00067
+<a name="l00068"></a>00068 <span class="keywordflow">if</span> (vd-><a class="code" href="structvdIn.html#eabdb3eeaf3a80b396cf19fec19d9294">cameratype</a> == <a class="code" href="camv4l_8h.html#2f8d40fca22af63d98fcaad73efe216109b024ff449662360c66ce18d20096fa">UNKNOW</a>){
+<a name="l00069"></a>00069 <span class="comment">/* process others cams default parameters should be set */</span>
+<a name="l00070"></a>00070 printf (<span class="stringliteral">"StreamId: %d Unknow Camera\n"</span>, vd-><a class="code" href="structvdIn.html#eabdb3eeaf3a80b396cf19fec19d9294">cameratype</a>);
+<a name="l00071"></a>00071 printf(<span class="stringliteral">"Probe Pallete\n"</span>);
+<a name="l00072"></a>00072 <span class="keywordflow">if</span> (<a class="code" href="camv4l_8c.html#e2f8dd81ccfc3b70fdeb99b07586a1b1">probePalette</a> (vd ) < 0) {
+<a name="l00073"></a>00073 printf (<span class="stringliteral">"Sorry cannot probe Palette for that Unknow Camera\n"</span>);
+<a name="l00074"></a>00074 exit (0);
+<a name="l00075"></a>00075 }
+<a name="l00076"></a>00076 printf(<span class="stringliteral">"Probe Size\n"</span>);
+<a name="l00077"></a>00077 <span class="keywordflow">if</span> (<a class="code" href="camv4l_8c.html#bee824dc095955f0175643284986b23e">probeSize</a> (vd ) < 0) {
+<a name="l00078"></a>00078 printf (<span class="stringliteral">"Sorry cannot probe Size for that Unknow Camera\n"</span>);
+<a name="l00079"></a>00079 exit (0);
+<a name="l00080"></a>00080 }
+<a name="l00081"></a>00081 } <span class="keywordflow">else</span> {
+<a name="l00082"></a>00082 printf(<span class="stringliteral">"Find camera with supported bridge\n"</span>);
+<a name="l00083"></a>00083 }
+<a name="l00084"></a>00084
+<a name="l00085"></a>00085 <span class="comment">/**********************************************************/</span>
+<a name="l00086"></a>00086 <span class="comment">/* alloc the frame buffer to read */</span>
+<a name="l00087"></a>00087 vd-><a class="code" href="structvdIn.html#cc3732f98af3fe5088007d0b7b08cdca">framesizeIn</a> = (vd-><a class="code" href="structvdIn.html#21a92e9c30017da96ee881bef3469f18">hdrwidth</a> * vd-><a class="code" href="structvdIn.html#2de78c4cff91808eb64ccab86e8d56b9">hdrheight</a> * (vd-><a class="code" href="structvdIn.html#d8c35d451233262ff9a8f8e65be8b340">bppIn</a> >> 3));
+<a name="l00088"></a>00088 <span class="comment">/*************************** *******************/</span>
+<a name="l00089"></a>00089 <span class="keywordflow">if</span> (vd-><a class="code" href="structvdIn.html#faaf5caccac448b15a6f350cd02756b3">grabMethod</a>){
+<a name="l00090"></a>00090 printf (<span class="stringliteral">" grabbing method default MMAP asked \n"</span>);
+<a name="l00091"></a>00091 <span class="comment">// MMAP VIDEO acquisition</span>
+<a name="l00092"></a>00092 memset (&(vd-><a class="code" href="structvdIn.html#f87db67e1e35c6699921cb9fa9712e95">videombuf</a>), 0, sizeof (vd-><a class="code" href="structvdIn.html#f87db67e1e35c6699921cb9fa9712e95">videombuf</a>));
+<a name="l00093"></a>00093 <span class="keywordflow">if</span> (ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCGMBUF, &(vd-><a class="code" href="structvdIn.html#f87db67e1e35c6699921cb9fa9712e95">videombuf</a>)) < 0){
+<a name="l00094"></a>00094 perror (<span class="stringliteral">" init VIDIOCGMBUF FAILED\n"</span>);
+<a name="l00095"></a>00095 }
+<a name="l00096"></a>00096
+<a name="l00097"></a>00097 printf (<span class="stringliteral">"VIDIOCGMBUF size %d frames %d offets[0]=%d offsets[1]=%d\n"</span>,
+<a name="l00098"></a>00098 vd-><a class="code" href="structvdIn.html#f87db67e1e35c6699921cb9fa9712e95">videombuf</a>.size, vd-><a class="code" href="structvdIn.html#f87db67e1e35c6699921cb9fa9712e95">videombuf</a>.frames,
+<a name="l00099"></a>00099 vd-><a class="code" href="structvdIn.html#f87db67e1e35c6699921cb9fa9712e95">videombuf</a>.offsets[0], vd-><a class="code" href="structvdIn.html#f87db67e1e35c6699921cb9fa9712e95">videombuf</a>.offsets[1]);
+<a name="l00100"></a>00100
+<a name="l00101"></a>00101 vd-><a class="code" href="structvdIn.html#d25392b0e37b39942b75f36ef87b6de7">pFramebuffer</a> = (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *) mmap (0, vd-><a class="code" href="structvdIn.html#f87db67e1e35c6699921cb9fa9712e95">videombuf</a>.size, PROT_READ | PROT_WRITE,MAP_SHARED, vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, 0);
+<a name="l00102"></a>00102 vd-><a class="code" href="structvdIn.html#b3e9cc01144f94caa3b30bde3ec7a353">mmapsize</a> = vd-><a class="code" href="structvdIn.html#f87db67e1e35c6699921cb9fa9712e95">videombuf</a>.size;
+<a name="l00103"></a>00103 vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.height = vd-><a class="code" href="structvdIn.html#2de78c4cff91808eb64ccab86e8d56b9">hdrheight</a>;
+<a name="l00104"></a>00104 vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.width = vd-><a class="code" href="structvdIn.html#21a92e9c30017da96ee881bef3469f18">hdrwidth</a>;
+<a name="l00105"></a>00105 vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.format = vd-><a class="code" href="structvdIn.html#da1a8b7c0f40c9d997f8e8fddd4bc27d">formatIn</a>;
+<a name="l00106"></a>00106
+<a name="l00107"></a>00107 <span class="keywordflow">for</span> (f = 0; f < vd-><a class="code" href="structvdIn.html#f87db67e1e35c6699921cb9fa9712e95">videombuf</a>.frames; f++){
+<a name="l00108"></a>00108 vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.frame = f;
+<a name="l00109"></a>00109 if (ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCMCAPTURE, &(vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>))){
+<a name="l00110"></a>00110 perror (<span class="stringliteral">"cmcapture"</span>);
+<a name="l00111"></a>00111 }
+<a name="l00112"></a>00112 }
+<a name="l00113"></a>00113 vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.frame = 0;
+<a name="l00114"></a>00114
+<a name="l00115"></a>00115 } <span class="keywordflow">else</span> {
+<a name="l00116"></a>00116 <span class="comment">/* read method */</span>
+<a name="l00117"></a>00117 printf (<span class="stringliteral">" grabbing method READ asked \n"</span>);
+<a name="l00118"></a>00118 <span class="keywordflow">if</span> (ioctl (vd->fd, VIDIOCGWIN, &(vd->videowin)) < 0){
+<a name="l00119"></a>00119 perror (<span class="stringliteral">"VIDIOCGWIN failed \n"</span>);
+<a name="l00120"></a>00120 }
+<a name="l00121"></a>00121
+<a name="l00122"></a>00122 vd->videowin.height = vd->hdrheight;
+<a name="l00123"></a>00123 vd->videowin.width = vd->hdrwidth;
+<a name="l00124"></a>00124
+<a name="l00125"></a>00125 <span class="keywordflow">if</span> (ioctl (vd->fd, VIDIOCSWIN, &(vd->videowin)) < 0){
+<a name="l00126"></a>00126 perror (<span class="stringliteral">"VIDIOCSWIN failed \n"</span>);
+<a name="l00127"></a>00127 }
+<a name="l00128"></a>00128 printf (<span class="stringliteral">"VIDIOCSWIN height %d width %d \n"</span>, vd->videowin.height, vd->videowin.width);
+<a name="l00129"></a>00129 }
+<a name="l00130"></a>00130
+<a name="l00131"></a>00131 vd->pixTmp = (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *) malloc (vd->framesizeIn);
+<a name="l00132"></a>00132
+<a name="l00133"></a>00133 <span class="keywordflow">return</span> erreur;
+<a name="l00134"></a>00134 }
+<a name="l00135"></a>00135
+<a name="l00136"></a>00136
+<a name="l00137"></a><a class="code" href="group__common.html#ga7b6cf1c3b04b4758f8c256879c96672">00137</a> <span class="keywordtype">int</span> <a class="code" href="group__common.html#ga7b6cf1c3b04b4758f8c256879c96672">close_v4l</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vd){
+<a name="l00138"></a>00138 <span class="keywordflow">if</span> (vd-><a class="code" href="structvdIn.html#faaf5caccac448b15a6f350cd02756b3">grabMethod</a>){
+<a name="l00139"></a>00139 printf (<span class="stringliteral">"unmapping frame buffer\n"</span>);
+<a name="l00140"></a>00140 munmap (vd-><a class="code" href="structvdIn.html#d25392b0e37b39942b75f36ef87b6de7">pFramebuffer</a>, vd-><a class="code" href="structvdIn.html#b3e9cc01144f94caa3b30bde3ec7a353">mmapsize</a>);
+<a name="l00141"></a>00141 }
+<a name="l00142"></a>00142 printf (<span class="stringliteral">"freeing frame buffer\n"</span>);
+<a name="l00143"></a>00143 free (vd-><a class="code" href="structvdIn.html#ab1c2508d67a5ad1ec88bf69b0a41fb7">pixTmp</a>);
+<a name="l00144"></a>00144
+<a name="l00145"></a>00145 printf (<span class="stringliteral">"close v4l \n"</span>);
+<a name="l00146"></a>00146 close (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>);
+<a name="l00147"></a>00147 <span class="keywordflow">return</span> 0;
+<a name="l00148"></a>00148 }
+<a name="l00149"></a>00149
+<a name="l00150"></a>00150
+<a name="l00151"></a><a class="code" href="camv4l_8c.html#1da8db34b1923c570a40f54e2b22ca39">00151</a> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="camv4l_8c.html#1da8db34b1923c570a40f54e2b22ca39">flipUV</a> (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *src, <span class="keywordtype">int</span> format, <span class="keywordtype">int</span> w, <span class="keywordtype">int</span> h){
+<a name="l00152"></a>00152 __u32 *lpix;
+<a name="l00153"></a>00153 __u16 *pix;
+<a name="l00154"></a>00154 __u8 *V;
+<a name="l00155"></a>00155 __u8 *U;
+<a name="l00156"></a>00156 __u8 *savC = NULL;
+<a name="l00157"></a>00157 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> tmp;
+<a name="l00158"></a>00158 <span class="keywordtype">int</span> sizetransfert = 0;
+<a name="l00159"></a>00159 <span class="keywordtype">int</span> <a class="code" href="grab__mpeg_8c.html#cb559820d9ca11295b4500f179ef6392">i</a>;
+<a name="l00160"></a>00160
+<a name="l00161"></a>00161 <span class="keywordflow">if</span> (format == <a class="code" href="camv4l_8h.html#f86678f63c4ac31acaf68b38d90d94a9">VIDEO_PALETTE_RAW_JPEG</a>){
+<a name="l00162"></a>00162 <span class="comment">/*nothing todo */</span>
+<a name="l00163"></a>00163 <span class="keywordflow">return</span>;
+<a name="l00164"></a>00164 }
+<a name="l00165"></a>00165
+<a name="l00166"></a>00166 <span class="keywordflow">switch</span> (format){
+<a name="l00167"></a>00167 <span class="keywordflow">case</span> <a class="code" href="camv4l_8h.html#dea1e94780da3ba61a1a1d9a11affdd2">VIDEO_PALETTE_YUV420P</a>:{
+<a name="l00168"></a>00168 <span class="comment">/* allocate a helper buffer */</span>
+<a name="l00169"></a>00169 sizetransfert = (w * h >> 2);
+<a name="l00170"></a>00170 savC = (__u8 *) realloc (savC, (size_t) sizetransfert);
+<a name="l00171"></a>00171 U = src + (w * h);
+<a name="l00172"></a>00172 V = src + (w * h) + sizetransfert;
+<a name="l00173"></a>00173 <span class="comment">/* save U */</span>
+<a name="l00174"></a>00174 memcpy (savC, U, sizetransfert);
+<a name="l00175"></a>00175 <span class="comment">/* flip UV */</span>
+<a name="l00176"></a>00176 memcpy (U, V, sizetransfert);
+<a name="l00177"></a>00177 <span class="comment">/* restore U */</span>
+<a name="l00178"></a>00178 memcpy (V, savC, sizetransfert);
+<a name="l00179"></a>00179 free (savC);
+<a name="l00180"></a>00180 savC = NULL;
+<a name="l00181"></a>00181 }
+<a name="l00182"></a>00182 <span class="keywordflow">break</span>;
+<a name="l00183"></a>00183 <span class="keywordflow">case</span> <a class="code" href="camv4l_8h.html#dbf692218d97fffa111494787562d9e8">VIDEO_PALETTE_RGB565</a>: {
+<a name="l00184"></a>00184 pix = (__u16 *) src;
+<a name="l00185"></a>00185 <span class="keywordflow">for</span> (i = 0; i < (w * h); i++){
+<a name="l00186"></a>00186 pix[i] = (((pix[i] & 0xF800) >> 11) | ((pix[i] & 0x001F) << 11) | (pix[i] & 0x07E0));
+<a name="l00187"></a>00187 }
+<a name="l00188"></a>00188 }
+<a name="l00189"></a>00189 <span class="keywordflow">break</span>;
+<a name="l00190"></a>00190 <span class="keywordflow">case</span> <a class="code" href="camv4l_8h.html#8dd93a2c957ded118f8ff17680cbf220">VIDEO_PALETTE_RGB24</a>:{
+<a name="l00191"></a>00191 <span class="keywordflow">for</span> (i = 0; i < (w * h * 3); i += 3){
+<a name="l00192"></a>00192 tmp = src[i];
+<a name="l00193"></a>00193 src[i] = src[i + 2];
+<a name="l00194"></a>00194 src[i + 2] = tmp;
+<a name="l00195"></a>00195 }
+<a name="l00196"></a>00196 }
+<a name="l00197"></a>00197 <span class="keywordflow">break</span>;
+<a name="l00198"></a>00198 <span class="keywordflow">case</span> <a class="code" href="camv4l_8h.html#d50994973596a30826522de0701ad02b">VIDEO_PALETTE_RGB32</a>:{
+<a name="l00199"></a>00199 lpix = (__u32 *) src;
+<a name="l00200"></a>00200 <span class="keywordflow">for</span> (i = 0; i < (w * h); i++){
+<a name="l00201"></a>00201 lpix[i] = (((lpix[i] & 0x00FF0000) >> 16) | ((lpix[i] & 0x000000FF) << 16)
+<a name="l00202"></a>00202 | (lpix[i] & 0x0000FF00));
+<a name="l00203"></a>00203 }
+<a name="l00204"></a>00204 }
+<a name="l00205"></a>00205 <span class="keywordflow">break</span>;
+<a name="l00206"></a>00206 <span class="keywordflow">default</span>:
+<a name="l00207"></a>00207 <span class="keywordflow">break</span>;
+<a name="l00208"></a>00208 }
+<a name="l00209"></a>00209 }
+<a name="l00210"></a>00210
+<a name="l00211"></a>00211
+<a name="l00212"></a><a class="code" href="group__common.html#g2b042146ea433ba800a754e3d056a86d">00212</a> <span class="keywordtype">int</span> <a class="code" href="group__common.html#g2b042146ea433ba800a754e3d056a86d">grab</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vd){
+<a name="l00213"></a>00213 <span class="keywordtype">int</span> ff;
+<a name="l00214"></a>00214 <span class="keywordtype">int</span> len;
+<a name="l00215"></a>00215 <span class="keywordtype">int</span> status=0;
+<a name="l00216"></a>00216 <span class="comment">//int count = 0;</span>
+<a name="l00217"></a>00217 <span class="keywordtype">int</span> <a class="code" href="grab__mpeg_8c.html#439227feff9d7f55384e8780cfc2eb82">size</a>;
+<a name="l00218"></a>00218 <span class="keywordtype">int</span> erreur = 0;
+<a name="l00219"></a>00219
+<a name="l00220"></a>00220 <span class="keywordflow">if</span> (vd-><a class="code" href="structvdIn.html#faaf5caccac448b15a6f350cd02756b3">grabMethod</a>){
+<a name="l00221"></a>00221 ff = vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.frame;
+<a name="l00222"></a>00222 vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.height = vd-><a class="code" href="structvdIn.html#2de78c4cff91808eb64ccab86e8d56b9">hdrheight</a>;
+<a name="l00223"></a>00223 vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.width = vd-><a class="code" href="structvdIn.html#21a92e9c30017da96ee881bef3469f18">hdrwidth</a>;
+<a name="l00224"></a>00224 vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.format = vd-><a class="code" href="structvdIn.html#da1a8b7c0f40c9d997f8e8fddd4bc27d">formatIn</a>;
+<a name="l00225"></a>00225 <span class="keywordflow">if</span> (ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCSYNC, &ff) < 0){
+<a name="l00226"></a>00226 perror (<span class="stringliteral">"cvsync err\n"</span>);
+<a name="l00227"></a>00227 erreur = -1;
+<a name="l00228"></a>00228 }
+<a name="l00229"></a>00229 vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.frame = ff;
+<a name="l00230"></a>00230 memcpy (vd-><a class="code" href="structvdIn.html#ab1c2508d67a5ad1ec88bf69b0a41fb7">pixTmp</a>,vd-><a class="code" href="structvdIn.html#d25392b0e37b39942b75f36ef87b6de7">pFramebuffer</a> + vd-><a class="code" href="structvdIn.html#f87db67e1e35c6699921cb9fa9712e95">videombuf</a>.offsets[vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.frame], vd-><a class="code" href="structvdIn.html#cc3732f98af3fe5088007d0b7b08cdca">framesizeIn</a>);
+<a name="l00231"></a>00231
+<a name="l00232"></a>00232 <span class="keywordflow">if</span> (vd-><a class="code" href="structvdIn.html#3f2e15b67a340cc20fd9d8503afa574b">flipUV</a>){
+<a name="l00233"></a>00233 printf(<span class="stringliteral">"Flip UV\n"</span>);
+<a name="l00234"></a>00234 <a class="code" href="camv4l_8c.html#1da8db34b1923c570a40f54e2b22ca39">flipUV</a> (vd-><a class="code" href="structvdIn.html#ab1c2508d67a5ad1ec88bf69b0a41fb7">pixTmp</a>, vd-><a class="code" href="structvdIn.html#da1a8b7c0f40c9d997f8e8fddd4bc27d">formatIn</a>, vd-><a class="code" href="structvdIn.html#21a92e9c30017da96ee881bef3469f18">hdrwidth</a>, vd-><a class="code" href="structvdIn.html#2de78c4cff91808eb64ccab86e8d56b9">hdrheight</a>);
+<a name="l00235"></a>00235 }
+<a name="l00236"></a>00236
+<a name="l00237"></a>00237 <span class="keywordflow">if</span> ((ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCMCAPTURE, &(vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>))) < 0){
+<a name="l00238"></a>00238 perror (<span class="stringliteral">"cmcapture"</span>);
+<a name="l00239"></a>00239 printf (<span class="stringliteral">">>cmcapture err %d\n"</span>, status);
+<a name="l00240"></a>00240 erreur = -1;
+<a name="l00241"></a>00241 }
+<a name="l00242"></a>00242 vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.frame = (vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.frame + 1) % vd-><a class="code" href="structvdIn.html#f87db67e1e35c6699921cb9fa9712e95">videombuf</a>.frames;
+<a name="l00243"></a>00243 <span class="comment">//printf("frame nb %d\n",vd->vmmap.frame);</span>
+<a name="l00244"></a>00244 } <span class="keywordflow">else</span> {
+<a name="l00245"></a>00245 <span class="comment">/* read method */</span>
+<a name="l00246"></a>00246 size = vd-><a class="code" href="structvdIn.html#cc3732f98af3fe5088007d0b7b08cdca">framesizeIn</a>;
+<a name="l00247"></a>00247 len = read (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, vd-><a class="code" href="structvdIn.html#ab1c2508d67a5ad1ec88bf69b0a41fb7">pixTmp</a>, size);
+<a name="l00248"></a>00248 <span class="keywordflow">if</span> (len != size){
+<a name="l00249"></a>00249 printf (<span class="stringliteral">"v4l read error\n"</span>);
+<a name="l00250"></a>00250 printf (<span class="stringliteral">"len %d asked %d \n"</span>, len, size);
+<a name="l00251"></a>00251 erreur = -1;
+<a name="l00252"></a>00252 }
+<a name="l00253"></a>00253 <span class="keywordflow">if</span> (vd-><a class="code" href="structvdIn.html#3f2e15b67a340cc20fd9d8503afa574b">flipUV</a>){
+<a name="l00254"></a>00254 <a class="code" href="camv4l_8c.html#1da8db34b1923c570a40f54e2b22ca39">flipUV</a> (vd-><a class="code" href="structvdIn.html#ab1c2508d67a5ad1ec88bf69b0a41fb7">pixTmp</a>, vd-><a class="code" href="structvdIn.html#da1a8b7c0f40c9d997f8e8fddd4bc27d">formatIn</a>, vd-><a class="code" href="structvdIn.html#21a92e9c30017da96ee881bef3469f18">hdrwidth</a>, vd-><a class="code" href="structvdIn.html#2de78c4cff91808eb64ccab86e8d56b9">hdrheight</a>);
+<a name="l00255"></a>00255 }
+<a name="l00256"></a>00256 }
+<a name="l00257"></a>00257 <span class="keywordflow">return</span> erreur;
+<a name="l00258"></a>00258 }
+<a name="l00259"></a>00259
+<a name="l00260"></a><a class="code" href="group__common.html#g4f1b347f61daa1e55c12a2a3ebb22ee3">00260</a> <span class="keywordtype">int</span> <a class="code" href="group__common.html#g4f1b347f61daa1e55c12a2a3ebb22ee3">setPalette</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vd)
+<a name="l00261"></a>00261 {
+<a name="l00262"></a>00262 vd-><a class="code" href="structvdIn.html#d8c35d451233262ff9a8f8e65be8b340">bppIn</a> = <a class="code" href="camv4l_8c.html#283b0e82a3d74f512e682a8ac52659b7">GetDepth</a> (vd-><a class="code" href="structvdIn.html#da1a8b7c0f40c9d997f8e8fddd4bc27d">formatIn</a>);
+<a name="l00263"></a>00263 vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.palette = vd-><a class="code" href="structvdIn.html#da1a8b7c0f40c9d997f8e8fddd4bc27d">formatIn</a>;
+<a name="l00264"></a>00264 vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.depth = vd-><a class="code" href="structvdIn.html#d8c35d451233262ff9a8f8e65be8b340">bppIn</a>;
+<a name="l00265"></a>00265 <a class="code" href="camv4l_8c.html#6391de2c695ffff5ba0a8632f6db3c1f">SetVideoPict</a> (vd);
+<a name="l00266"></a>00266 vd-><a class="code" href="structvdIn.html#cc3732f98af3fe5088007d0b7b08cdca">framesizeIn</a> = ((vd-><a class="code" href="structvdIn.html#21a92e9c30017da96ee881bef3469f18">hdrwidth</a> * vd-><a class="code" href="structvdIn.html#2de78c4cff91808eb64ccab86e8d56b9">hdrheight</a> * vd-><a class="code" href="structvdIn.html#d8c35d451233262ff9a8f8e65be8b340">bppIn</a>) >> 3);
+<a name="l00267"></a>00267 vd-><a class="code" href="structvdIn.html#ab1c2508d67a5ad1ec88bf69b0a41fb7">pixTmp</a> = (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *) realloc (vd-><a class="code" href="structvdIn.html#ab1c2508d67a5ad1ec88bf69b0a41fb7">pixTmp</a>, (size_t) vd-><a class="code" href="structvdIn.html#cc3732f98af3fe5088007d0b7b08cdca">framesizeIn</a>);
+<a name="l00268"></a>00268
+<a name="l00269"></a>00269 <span class="keywordflow">return</span> 1;
+<a name="l00270"></a>00270 }
+<a name="l00271"></a>00271
+<a name="l00272"></a>00272 <span class="comment">/* probe palette and set a default one for unknow cams*/</span>
+<a name="l00273"></a><a class="code" href="camv4l_8c.html#e2f8dd81ccfc3b70fdeb99b07586a1b1">00273</a> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="camv4l_8c.html#e2f8dd81ccfc3b70fdeb99b07586a1b1">probePalette</a> ( <span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vd )
+<a name="l00274"></a>00274 {
+<a name="l00275"></a>00275 <span class="keyword">struct </span>video_picture pict;
+<a name="l00276"></a>00276 <span class="keywordtype">int</span> masq = 0x2;
+<a name="l00277"></a>00277 <span class="keywordtype">int</span> <a class="code" href="grab__mpeg_8c.html#cb559820d9ca11295b4500f179ef6392">i</a>;
+<a name="l00278"></a>00278 <span class="keywordtype">int</span> availpal = 0;
+<a name="l00279"></a>00279 <span class="keywordtype">int</span> defaut = 1;
+<a name="l00280"></a>00280 <span class="comment">/* initialize the internal struct */</span>
+<a name="l00281"></a>00281 <span class="keywordflow">if</span> (ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCGPICT, &pict) < 0)
+<a name="l00282"></a>00282 {
+<a name="l00283"></a>00283 perror (<span class="stringliteral">"Couldnt get videopict params with VIDIOCGPICT\n"</span>);
+<a name="l00284"></a>00284 <span class="keywordflow">return</span> -1;
+<a name="l00285"></a>00285 }
+<a name="l00286"></a>00286 <span class="comment">/* try each palette we have we skip raw_jpeg */</span>
+<a name="l00287"></a>00287 <span class="keywordflow">for</span>(i = 0; i < <a class="code" href="camv4l_8c.html#1ae3f99c00fbdb4eec4a4eb4fdfeacd0">LEN_PALLETE</a> ; i++){
+<a name="l00288"></a>00288 pict.palette = <a class="code" href="camv4l_8c.html#ee54b939c70ffe5540c8e77e8b75c331">PAL</a>[i];
+<a name="l00289"></a>00289 <span class="comment">/* maybe correct the bug on qca driver depth always 24 ? */</span>
+<a name="l00290"></a>00290 pict.depth = <a class="code" href="camv4l_8c.html#283b0e82a3d74f512e682a8ac52659b7">GetDepth</a> (<a class="code" href="camv4l_8c.html#ee54b939c70ffe5540c8e77e8b75c331">PAL</a>[i]);
+<a name="l00291"></a>00291 printf(<span class="stringliteral">"try palette %d depth %d\n"</span>,pict.palette,pict.depth);
+<a name="l00292"></a>00292 <span class="keywordflow">if</span> (ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCSPICT, &pict) < 0){
+<a name="l00293"></a>00293 printf(<span class="stringliteral">"Couldn't set palette first try %d \n"</span>, <a class="code" href="camv4l_8c.html#ee54b939c70ffe5540c8e77e8b75c331">PAL</a>[i]);
+<a name="l00294"></a>00294 }
+<a name="l00295"></a>00295 <span class="keywordflow">if</span> (ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCGPICT, &pict) < 0){
+<a name="l00296"></a>00296 printf(<span class="stringliteral">"Couldnt get palette %d \n"</span>, <a class="code" href="camv4l_8c.html#ee54b939c70ffe5540c8e77e8b75c331">PAL</a>[i]);
+<a name="l00297"></a>00297 }
+<a name="l00298"></a>00298 <span class="keywordflow">if</span> (pict.palette != <a class="code" href="camv4l_8c.html#ee54b939c70ffe5540c8e77e8b75c331">PAL</a>[i]){
+<a name="l00299"></a>00299 printf(<span class="stringliteral">"Damned second try fail \n"</span>);
+<a name="l00300"></a>00300 }
+<a name="l00301"></a>00301 <span class="keywordflow">else</span> {
+<a name="l00302"></a>00302 availpal = availpal | masq ;
+<a name="l00303"></a>00303 printf(<span class="stringliteral">"Available palette %d \n"</span>, <a class="code" href="camv4l_8c.html#ee54b939c70ffe5540c8e77e8b75c331">PAL</a>[i]);
+<a name="l00304"></a>00304 <span class="keywordflow">if</span> (defaut){
+<a name="l00305"></a>00305 defaut = 0;
+<a name="l00306"></a>00306 vd-><a class="code" href="structvdIn.html#da1a8b7c0f40c9d997f8e8fddd4bc27d">formatIn</a> = <a class="code" href="camv4l_8c.html#ee54b939c70ffe5540c8e77e8b75c331">PAL</a>[i];
+<a name="l00307"></a>00307 vd-><a class="code" href="structvdIn.html#d8c35d451233262ff9a8f8e65be8b340">bppIn</a> = <a class="code" href="camv4l_8c.html#283b0e82a3d74f512e682a8ac52659b7">GetDepth</a> (<a class="code" href="camv4l_8c.html#ee54b939c70ffe5540c8e77e8b75c331">PAL</a>[i]);
+<a name="l00308"></a>00308 }
+<a name="l00309"></a>00309 }
+<a name="l00310"></a>00310 masq = masq << 1;
+<a name="l00311"></a>00311 }
+<a name="l00312"></a>00312 vd-><a class="code" href="structvdIn.html#c14641e9e17d20d732e717f3d2d4abe6">palette</a> = availpal;
+<a name="l00313"></a>00313 printf(<span class="stringliteral">"Vybrana paleta je %d\n"</span>,availpal);
+<a name="l00314"></a>00314 <span class="comment">//should set default palette here ?</span>
+<a name="l00315"></a>00315 <span class="keywordflow">return</span> 1;
+<a name="l00316"></a>00316 }
+<a name="l00317"></a>00317
+<a name="l00318"></a>00318
+<a name="l00319"></a>00319 <span class="comment">/* probe size and set a default one for unknow cams */</span>
+<a name="l00320"></a><a class="code" href="camv4l_8c.html#bee824dc095955f0175643284986b23e">00320</a> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="camv4l_8c.html#bee824dc095955f0175643284986b23e">probeSize</a> ( <span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vd )
+<a name="l00321"></a>00321 {
+<a name="l00322"></a>00322 <span class="keyword">struct </span>video_window win;
+<a name="l00323"></a>00323 <span class="keywordtype">int</span> maxw,minw,maxh,minh;
+<a name="l00324"></a>00324 <span class="keywordtype">int</span> masq = 0x1;
+<a name="l00325"></a>00325 <span class="keywordtype">int</span> <a class="code" href="grab__mpeg_8c.html#cb559820d9ca11295b4500f179ef6392">i</a> = 0;
+<a name="l00326"></a>00326 <span class="keywordtype">int</span> defaut = 1 ;
+<a name="l00327"></a>00327 <span class="comment">/* initialize de parameters */</span>
+<a name="l00328"></a>00328 maxw = vd-><a class="code" href="structvdIn.html#6ff6c76abc3558e5065c29f7a4e22e62">videocap</a>.maxwidth;
+<a name="l00329"></a>00329 minw = vd-><a class="code" href="structvdIn.html#6ff6c76abc3558e5065c29f7a4e22e62">videocap</a>.minwidth;
+<a name="l00330"></a>00330 maxh = vd-><a class="code" href="structvdIn.html#6ff6c76abc3558e5065c29f7a4e22e62">videocap</a>.maxheight;
+<a name="l00331"></a>00331 minh = vd-><a class="code" href="structvdIn.html#6ff6c76abc3558e5065c29f7a4e22e62">videocap</a>.minheight;
+<a name="l00332"></a>00332 printf(<span class="stringliteral">"probe size in \n"</span>);
+<a name="l00333"></a>00333
+<a name="l00334"></a>00334 <span class="keywordflow">while</span> (<a class="code" href="camv4l_8c.html#26ffb7e515435a5ff2d24656ecacd181">SIZE</a>[i] > maxw){
+<a name="l00335"></a>00335 printf(<span class="stringliteral">"skip size %d x %d\n"</span>,<a class="code" href="camv4l_8c.html#26ffb7e515435a5ff2d24656ecacd181">SIZE</a>[i],<a class="code" href="camv4l_8c.html#26ffb7e515435a5ff2d24656ecacd181">SIZE</a>[i+1]);
+<a name="l00336"></a>00336 i += 2;
+<a name="l00337"></a>00337 masq = masq << 1;
+<a name="l00338"></a>00338 <span class="keywordflow">if</span> (i > 13) <span class="keywordflow">break</span>;
+<a name="l00339"></a>00339 }
+<a name="l00340"></a>00340 <span class="comment">/* initialize the internal struct */</span>
+<a name="l00341"></a>00341 <span class="keywordflow">if</span> (ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCGWIN, &win) < 0) {
+<a name="l00342"></a>00342 perror (<span class="stringliteral">"VIDIOCGWIN failed \n"</span>);
+<a name="l00343"></a>00343 <span class="keywordflow">return</span> -1;
+<a name="l00344"></a>00344 }
+<a name="l00345"></a>00345 <span class="comment">/* now i is on the first possible width */</span>
+<a name="l00346"></a>00346 <span class="keywordflow">while</span> ((<a class="code" href="camv4l_8c.html#26ffb7e515435a5ff2d24656ecacd181">SIZE</a>[i] >= minw) && i < 13) {
+<a name="l00347"></a>00347 win.width = <a class="code" href="camv4l_8c.html#26ffb7e515435a5ff2d24656ecacd181">SIZE</a>[i];
+<a name="l00348"></a>00348 win.height = <a class="code" href="camv4l_8c.html#26ffb7e515435a5ff2d24656ecacd181">SIZE</a>[i+1];
+<a name="l00349"></a>00349 <span class="keywordflow">if</span> (ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCSWIN, &win) < 0) {
+<a name="l00350"></a>00350 printf (<span class="stringliteral">"VIDIOCSWIN reject width %d height %d \n"</span>,
+<a name="l00351"></a>00351 win.width, win.height);
+<a name="l00352"></a>00352 } <span class="keywordflow">else</span> {
+<a name="l00353"></a>00353 vd-><a class="code" href="structvdIn.html#c9e3e139d21e29564e594b3375bc14bf">sizeothers</a> = vd-><a class="code" href="structvdIn.html#c9e3e139d21e29564e594b3375bc14bf">sizeothers</a> | masq;
+<a name="l00354"></a>00354 printf (<span class="stringliteral">"Available Resolutions width %d heigth %d \n"</span>,
+<a name="l00355"></a>00355 win.width, win.height);
+<a name="l00356"></a>00356 <span class="keywordflow">if</span> (defaut){
+<a name="l00357"></a>00357 vd-><a class="code" href="structvdIn.html#21a92e9c30017da96ee881bef3469f18">hdrwidth</a> = win.width;
+<a name="l00358"></a>00358 vd-><a class="code" href="structvdIn.html#2de78c4cff91808eb64ccab86e8d56b9">hdrheight</a> = win.height;
+<a name="l00359"></a>00359 defaut = 0;
+<a name="l00360"></a>00360 }
+<a name="l00361"></a>00361 }
+<a name="l00362"></a>00362 masq = masq << 1 ;
+<a name="l00363"></a>00363 i += 2;
+<a name="l00364"></a>00364 }
+<a name="l00365"></a>00365 <span class="keywordflow">return</span> 1;
+<a name="l00366"></a>00366 }
+<a name="l00367"></a>00367
+<a name="l00368"></a><a class="code" href="group__common.html#gc42ddb12fdb3b8855b07988e18d09432">00368</a> <span class="keywordtype">int</span> <a class="code" href="group__common.html#gc42ddb12fdb3b8855b07988e18d09432">changeSize</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vd)
+<a name="l00369"></a>00369 {
+<a name="l00370"></a>00370 <span class="keywordtype">int</span> erreur;
+<a name="l00371"></a>00371 erreur = <a class="code" href="camv4l_8c.html#8cb6f747fd7726860f771609946d09b3">GetVideoPict</a> (vd);
+<a name="l00372"></a>00372 vd-><a class="code" href="structvdIn.html#da1a8b7c0f40c9d997f8e8fddd4bc27d">formatIn</a> = vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.palette;
+<a name="l00373"></a>00373 vd-><a class="code" href="structvdIn.html#d8c35d451233262ff9a8f8e65be8b340">bppIn</a> = vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.depth;
+<a name="l00374"></a>00374 <span class="comment">/* To Compute the estimate frame size perhaps not need !!! */</span>
+<a name="l00375"></a>00375 <span class="keywordflow">if</span> ((vd-><a class="code" href="structvdIn.html#d8c35d451233262ff9a8f8e65be8b340">bppIn</a> = <a class="code" href="camv4l_8c.html#283b0e82a3d74f512e682a8ac52659b7">GetDepth</a> (vd-><a class="code" href="structvdIn.html#da1a8b7c0f40c9d997f8e8fddd4bc27d">formatIn</a>)) < 0){
+<a name="l00376"></a>00376 perror (<span class="stringliteral">"getdepth failed \n"</span>);
+<a name="l00377"></a>00377 exit (1);
+<a name="l00378"></a>00378 }
+<a name="l00379"></a>00379 <span class="keywordflow">if</span> (vd-><a class="code" href="structvdIn.html#faaf5caccac448b15a6f350cd02756b3">grabMethod</a>){
+<a name="l00380"></a>00380 vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.height = vd-><a class="code" href="structvdIn.html#2de78c4cff91808eb64ccab86e8d56b9">hdrheight</a>;
+<a name="l00381"></a>00381 vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.width = vd-><a class="code" href="structvdIn.html#21a92e9c30017da96ee881bef3469f18">hdrwidth</a>;
+<a name="l00382"></a>00382 vd-><a class="code" href="structvdIn.html#c9dc3dcb02f1472c47022ccc9f7a642a">vmmap</a>.format = vd-><a class="code" href="structvdIn.html#da1a8b7c0f40c9d997f8e8fddd4bc27d">formatIn</a>;
+<a name="l00383"></a>00383 } <span class="keywordflow">else</span> {
+<a name="l00384"></a>00384 <span class="keywordflow">if</span> (ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCGWIN, &vd-><a class="code" href="structvdIn.html#0e7511ef2c4e487b09c0cf0786cde912">videowin</a>) < 0)
+<a name="l00385"></a>00385 perror (<span class="stringliteral">"VIDIOCGWIN failed \n"</span>);
+<a name="l00386"></a>00386 vd-><a class="code" href="structvdIn.html#0e7511ef2c4e487b09c0cf0786cde912">videowin</a>.height = vd-><a class="code" href="structvdIn.html#2de78c4cff91808eb64ccab86e8d56b9">hdrheight</a>;
+<a name="l00387"></a>00387 vd-><a class="code" href="structvdIn.html#0e7511ef2c4e487b09c0cf0786cde912">videowin</a>.width = vd-><a class="code" href="structvdIn.html#21a92e9c30017da96ee881bef3469f18">hdrwidth</a>;
+<a name="l00388"></a>00388 <span class="keywordflow">if</span> (ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCSWIN, &vd-><a class="code" href="structvdIn.html#0e7511ef2c4e487b09c0cf0786cde912">videowin</a>) < 0)
+<a name="l00389"></a>00389 perror (<span class="stringliteral">"VIDIOCSWIN failed \n"</span>);
+<a name="l00390"></a>00390
+<a name="l00391"></a>00391 printf (<span class="stringliteral">"VIDIOCGWIN height %d width %d \n"</span>,vd-><a class="code" href="structvdIn.html#0e7511ef2c4e487b09c0cf0786cde912">videowin</a>.height, vd-><a class="code" href="structvdIn.html#0e7511ef2c4e487b09c0cf0786cde912">videowin</a>.width);
+<a name="l00392"></a>00392 }
+<a name="l00393"></a>00393 vd-><a class="code" href="structvdIn.html#cc3732f98af3fe5088007d0b7b08cdca">framesizeIn</a> = ((vd-><a class="code" href="structvdIn.html#21a92e9c30017da96ee881bef3469f18">hdrwidth</a> * vd-><a class="code" href="structvdIn.html#2de78c4cff91808eb64ccab86e8d56b9">hdrheight</a> * vd-><a class="code" href="structvdIn.html#d8c35d451233262ff9a8f8e65be8b340">bppIn</a>) >> 3);
+<a name="l00394"></a>00394 vd-><a class="code" href="structvdIn.html#ab1c2508d67a5ad1ec88bf69b0a41fb7">pixTmp</a> =
+<a name="l00395"></a>00395 (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *) realloc (vd-><a class="code" href="structvdIn.html#ab1c2508d67a5ad1ec88bf69b0a41fb7">pixTmp</a>, (size_t) vd-><a class="code" href="structvdIn.html#cc3732f98af3fe5088007d0b7b08cdca">framesizeIn</a>);
+<a name="l00396"></a>00396 <span class="keywordflow">return</span> 1;
+<a name="l00397"></a>00397 }
+<a name="l00398"></a>00398
+<a name="l00399"></a>00399
+<a name="l00400"></a><a class="code" href="camv4l_8c.html#8cb6f747fd7726860f771609946d09b3">00400</a> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="camv4l_8c.html#8cb6f747fd7726860f771609946d09b3">GetVideoPict</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vd)
+<a name="l00401"></a>00401 {
+<a name="l00402"></a>00402 <span class="keywordflow">if</span> (ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCGPICT, &vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>) < 0){
+<a name="l00403"></a>00403 perror (<span class="stringliteral">"Couldnt get videopict params with VIDIOCGPICT\n"</span>);
+<a name="l00404"></a>00404 <span class="keywordflow">return</span> -1;
+<a name="l00405"></a>00405 }
+<a name="l00406"></a>00406
+<a name="l00407"></a>00407 printf (<span class="stringliteral">"VIDIOCGPICT brightnes=%d hue=%d color=%d contrast=%d whiteness=%d"</span>
+<a name="l00408"></a>00408 <span class="stringliteral">"depth=%d palette=%d\n"</span>, vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.brightness,
+<a name="l00409"></a>00409 vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.hue, vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.colour, vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.contrast,
+<a name="l00410"></a>00410 vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.whiteness, vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.depth,
+<a name="l00411"></a>00411 vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.palette);
+<a name="l00412"></a>00412
+<a name="l00413"></a>00413 <span class="keywordflow">return</span> 0;
+<a name="l00414"></a>00414 }
+<a name="l00415"></a>00415
+<a name="l00416"></a><a class="code" href="camv4l_8c.html#6391de2c695ffff5ba0a8632f6db3c1f">00416</a> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="camv4l_8c.html#6391de2c695ffff5ba0a8632f6db3c1f">SetVideoPict</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vd)
+<a name="l00417"></a>00417 {
+<a name="l00418"></a>00418 <span class="keywordflow">if</span> (ioctl (vd-><a class="code" href="structvdIn.html#1fa060f09cd0b1a126c5cfe7f8755aa0">fd</a>, VIDIOCSPICT, &vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>) < 0){
+<a name="l00419"></a>00419 perror (<span class="stringliteral">"Couldnt set videopict params with VIDIOCSPICT\n"</span>);
+<a name="l00420"></a>00420 <span class="keywordflow">return</span> -1;
+<a name="l00421"></a>00421 }
+<a name="l00422"></a>00422
+<a name="l00423"></a>00423 printf (<span class="stringliteral">"VIDIOCSPICT brightnes=%d hue=%d color=%d contrast=%d whiteness=%d"</span>
+<a name="l00424"></a>00424 <span class="stringliteral">"depth=%d palette=%d\n"</span>, vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.brightness,
+<a name="l00425"></a>00425 vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.hue, vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.colour, vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.contrast,
+<a name="l00426"></a>00426 vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.whiteness, vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.depth,
+<a name="l00427"></a>00427 vd-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.palette);
+<a name="l00428"></a>00428
+<a name="l00429"></a>00429 <span class="keywordflow">return</span> 0;
+<a name="l00430"></a>00430 }
+<a name="l00431"></a>00431
+<a name="l00432"></a><a class="code" href="camv4l_8c.html#283b0e82a3d74f512e682a8ac52659b7">00432</a> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="camv4l_8c.html#283b0e82a3d74f512e682a8ac52659b7">GetDepth</a>(<span class="keywordtype">int</span> format)
+<a name="l00433"></a>00433 {
+<a name="l00434"></a>00434 <span class="keywordtype">int</span> depth;
+<a name="l00435"></a>00435 <span class="keywordflow">switch</span> (format)
+<a name="l00436"></a>00436 {
+<a name="l00437"></a>00437 <span class="keywordflow">case</span> <a class="code" href="camv4l_8h.html#f86678f63c4ac31acaf68b38d90d94a9">VIDEO_PALETTE_RAW_JPEG</a>:
+<a name="l00438"></a>00438 {
+<a name="l00439"></a>00439 depth = 8; <span class="comment">// be sure spca50x ask raw data</span>
+<a name="l00440"></a>00440 }
+<a name="l00441"></a>00441 <span class="keywordflow">break</span>;
+<a name="l00442"></a>00442 <span class="keywordflow">case</span> <a class="code" href="camv4l_8h.html#dea1e94780da3ba61a1a1d9a11affdd2">VIDEO_PALETTE_YUV420P</a>:
+<a name="l00443"></a>00443 {
+<a name="l00444"></a>00444 depth = (8 * 3) >> 1;
+<a name="l00445"></a>00445 }
+<a name="l00446"></a>00446 <span class="keywordflow">break</span>;
+<a name="l00447"></a>00447 <span class="keywordflow">case</span> <a class="code" href="camv4l_8h.html#dbf692218d97fffa111494787562d9e8">VIDEO_PALETTE_RGB565</a>:
+<a name="l00448"></a>00448 depth = 16;
+<a name="l00449"></a>00449 <span class="keywordflow">break</span>;
+<a name="l00450"></a>00450 <span class="keywordflow">case</span> <a class="code" href="camv4l_8h.html#8dd93a2c957ded118f8ff17680cbf220">VIDEO_PALETTE_RGB24</a>:
+<a name="l00451"></a>00451 depth = 24;
+<a name="l00452"></a>00452 <span class="keywordflow">break</span>;
+<a name="l00453"></a>00453 <span class="keywordflow">case</span> <a class="code" href="camv4l_8h.html#d50994973596a30826522de0701ad02b">VIDEO_PALETTE_RGB32</a>:
+<a name="l00454"></a>00454 {
+<a name="l00455"></a>00455 depth = 32;
+<a name="l00456"></a>00456 }
+<a name="l00457"></a>00457 <span class="keywordflow">break</span>;
+<a name="l00458"></a>00458 <span class="keywordflow">default</span>:
+<a name="l00459"></a>00459 depth = -1;
+<a name="l00460"></a>00460 <span class="keywordflow">break</span>;
+<a name="l00461"></a>00461 }
+<a name="l00462"></a>00462 <span class="keywordflow">return</span> depth;
+<a name="l00463"></a>00463 }
+<a name="l00464"></a>00464
+<a name="l00465"></a><a class="code" href="group__common.html#ga35212f7c527f755fd38ed31f6567876">00465</a> __u8 <a class="code" href="group__common.html#ga35212f7c527f755fd38ed31f6567876">getBrightness</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> * vdin)
+<a name="l00466"></a>00466 {
+<a name="l00467"></a>00467 <span class="keywordflow">if</span> (<a class="code" href="camv4l_8c.html#8cb6f747fd7726860f771609946d09b3">GetVideoPict</a> (vdin) < 0)
+<a name="l00468"></a>00468 {
+<a name="l00469"></a>00469 printf (<span class="stringliteral">" Error getBrightness \n"</span>);
+<a name="l00470"></a>00470 <span class="keywordflow">return</span> 0;
+<a name="l00471"></a>00471 }
+<a name="l00472"></a>00472 <span class="keywordflow">return</span> ((vdin->videopict.brightness) >> 8);
+<a name="l00473"></a>00473 }
+<a name="l00474"></a>00474
+<a name="l00475"></a><a class="code" href="group__common.html#ge1d8001afa8f1cbe9ff187e53e9089bb">00475</a> <span class="keywordtype">void</span> <a class="code" href="group__common.html#ge1d8001afa8f1cbe9ff187e53e9089bb">setBrightness</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vdin, __u8 bright)
+<a name="l00476"></a>00476 {
+<a name="l00477"></a>00477 vdin-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.brightness = bright << 8;
+<a name="l00478"></a>00478 <span class="keywordflow">if</span> (<a class="code" href="camv4l_8c.html#6391de2c695ffff5ba0a8632f6db3c1f">SetVideoPict</a> (vdin) < 0)
+<a name="l00479"></a>00479 {
+<a name="l00480"></a>00480 printf (<span class="stringliteral">" Error setBrightness \n"</span>);
+<a name="l00481"></a>00481 }
+<a name="l00482"></a>00482
+<a name="l00483"></a>00483 }
+<a name="l00484"></a>00484
+<a name="l00485"></a><a class="code" href="group__common.html#g27a2a2aa5b19632b19ebc8c0652b097e">00485</a> __u8 <a class="code" href="group__common.html#g27a2a2aa5b19632b19ebc8c0652b097e">getContrast</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vdin)
+<a name="l00486"></a>00486 {
+<a name="l00487"></a>00487 <span class="keywordflow">if</span> (<a class="code" href="camv4l_8c.html#8cb6f747fd7726860f771609946d09b3">GetVideoPict</a> (vdin) < 0)
+<a name="l00488"></a>00488 {
+<a name="l00489"></a>00489 printf (<span class="stringliteral">" Error getContrast \n"</span>);
+<a name="l00490"></a>00490 <span class="keywordflow">return</span> 0;
+<a name="l00491"></a>00491 }
+<a name="l00492"></a>00492 <span class="keywordflow">return</span> ((vdin->videopict.contrast) >> 8);
+<a name="l00493"></a>00493 }
+<a name="l00494"></a>00494
+<a name="l00495"></a><a class="code" href="group__common.html#g3386f2919710868906af5025aa220f64">00495</a> <span class="keywordtype">void</span> <a class="code" href="group__common.html#g3386f2919710868906af5025aa220f64">setContrast</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vdin, __u8 contrast)
+<a name="l00496"></a>00496 {
+<a name="l00497"></a>00497 vdin-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.contrast = contrast << 8;
+<a name="l00498"></a>00498 <span class="keywordflow">if</span> (<a class="code" href="camv4l_8c.html#6391de2c695ffff5ba0a8632f6db3c1f">SetVideoPict</a> (vdin) < 0)
+<a name="l00499"></a>00499 {
+<a name="l00500"></a>00500 printf (<span class="stringliteral">" Error setContrast \n"</span>);
+<a name="l00501"></a>00501 }
+<a name="l00502"></a>00502 }
+<a name="l00503"></a><a class="code" href="group__common.html#g099243def65c4c72efa563e1c3a95f6a">00503</a> __u8 <a class="code" href="group__common.html#g099243def65c4c72efa563e1c3a95f6a">getColors</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vdin)
+<a name="l00504"></a>00504 {
+<a name="l00505"></a>00505 <span class="keywordflow">if</span> (<a class="code" href="camv4l_8c.html#8cb6f747fd7726860f771609946d09b3">GetVideoPict</a> (vdin) < 0)
+<a name="l00506"></a>00506 {
+<a name="l00507"></a>00507 printf (<span class="stringliteral">" Error getColors \n"</span>);
+<a name="l00508"></a>00508 <span class="keywordflow">return</span> 0;
+<a name="l00509"></a>00509 }
+<a name="l00510"></a>00510 <span class="keywordflow">return</span> ((vdin->videopict.colour) >> 8);
+<a name="l00511"></a>00511 }
+<a name="l00512"></a>00512
+<a name="l00513"></a><a class="code" href="group__common.html#g20703b2ca537132fde1e0a9fccbfd6c5">00513</a> <span class="keywordtype">void</span> <a class="code" href="group__common.html#g20703b2ca537132fde1e0a9fccbfd6c5">setColors</a> (<span class="keyword">struct</span> <a class="code" href="structvdIn.html">vdIn</a> *vdin, __u8 colors)
+<a name="l00514"></a>00514 {
+<a name="l00515"></a>00515 vdin-><a class="code" href="structvdIn.html#8f8297f0c56d57dcb8fe6dc70c80b357">videopict</a>.colour = colors << 8;
+<a name="l00516"></a>00516 <span class="keywordflow">if</span> (<a class="code" href="camv4l_8c.html#6391de2c695ffff5ba0a8632f6db3c1f">SetVideoPict</a> (vdin) < 0)
+<a name="l00517"></a>00517 {
+<a name="l00518"></a>00518 printf (<span class="stringliteral">" Error setColors \n"</span>);
+<a name="l00519"></a>00519 }
+<a name="l00520"></a>00520 }
+</pre></div><hr size="1"><address style="align: right;"><small>Generated on Mon Jan 26 20:51:50 2009 for Camera grab convert to MPEG by
+<a href="http://www.doxygen.org/index.html">
+<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.1 </small></address>
+</body>
+</html>