mirror of
https://git.FreeBSD.org/ports.git
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802 lines
23 KiB
Plaintext
802 lines
23 KiB
Plaintext
***************
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Sun Aug 25 10:17:47 PDT 1996
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***************
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diff -c -r old/channelview.C ./channelview.C
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*** old/channelview.C Mon Aug 14 14:42:15 1995
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--- ./channelview.C Sun Jul 14 20:31:15 1996
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***************
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*** 323,331 ****
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framesVisible.set(point - margin, point + margin);
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setVisibleFrameRange(framesVisible);
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}
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! if(!chansVisible.includes(chansToSelect) && scroll == true) {
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! Range displayChans = chansToSelect;
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! displayChans.expandBy(1);
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setChannelRange(displayChans);
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}
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struct InsertSetter : public ChannelRangeBlock {
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--- 323,344 ----
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framesVisible.set(point - margin, point + margin);
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setVisibleFrameRange(framesVisible);
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}
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! if(scroll && !chansVisible.includes(chansToSelect)) {
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! Range displayChans;
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! if(chansVisible.spread() >= chansToSelect.spread()) {
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! // keep same number of visible channels, but shift up
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! displayChans = chansVisible;
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! int shift = chansToSelect.intMax() -
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! chansVisible.intMax();
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! displayChans += shift;
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! // make sure range is non-negative
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! while(displayChans.includes(-1)) displayChans += 1;
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! }
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! else {
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! // use requested channels plus one on each side
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! displayChans = chansToSelect;
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! displayChans.expandBy(1);
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! }
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setChannelRange(displayChans);
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}
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struct InsertSetter : public ChannelRangeBlock {
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diff -c -r old/dataview.C ./dataview.C
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*** old/dataview.C Mon Aug 14 14:42:16 1995
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--- ./dataview.C Sat Jul 13 22:43:40 1996
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***************
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*** 434,439 ****
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--- 434,441 ----
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DataView::addGraph(Graph *graph) {
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if(graphsShown == maxGraphs)
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expandGraphArray();
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+ if(graphsShown == maxGraphs)
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+ return; // failed to expand!
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graphs[graphsShown] = graph; // add to array
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Scale *vscale = new VScale(
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graph->verticalScaleLabel(),
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***************
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*** 452,465 ****
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DataView::expandGraphArray() {
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int newMax = maxGraphs + 4;
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Graph **newGraphs = new Graph *[newMax + 1]; // plus 1 for EOA
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! int i;
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! for(i=0; i < maxGraphs; i++)
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! newGraphs[i] = graphs[i]; // copy existing graphs if any
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! for(i = maxGraphs; i <= newMax; i++)
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! newGraphs[i] = nil;
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! delete [] graphs;
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! graphs = newGraphs;
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! maxGraphs = newMax;
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}
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// remove one graph and its associated scale from frame
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--- 454,469 ----
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DataView::expandGraphArray() {
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int newMax = maxGraphs + 4;
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Graph **newGraphs = new Graph *[newMax + 1]; // plus 1 for EOA
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! if(newGraphs) {
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! int i;
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! for(i=0; i < maxGraphs; i++)
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! newGraphs[i] = graphs[i]; // copy existing graphs if any
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! for(i = maxGraphs; i <= newMax; i++)
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! newGraphs[i] = nil;
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! delete [] graphs;
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! graphs = newGraphs;
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! maxGraphs = newMax;
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! }
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}
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// remove one graph and its associated scale from frame
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diff -c -r old/edit_menus.C ./edit_menus.C
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*** old/edit_menus.C Sun Mar 24 19:14:18 1996
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--- ./edit_menus.C Sun Jul 14 20:37:12 1996
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***************
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*** 61,68 ****
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{ "Channel Display", "", 0L, false, channelSubmenu },
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{ "display copy buffer", "I", XK_I },
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{ "close current view", "W", XK_W },
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- { "show program version", " ", XK_yen },
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- { "quit program", "Q", XK_Q },
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{ nil }
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};
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--- 61,66 ----
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***************
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*** 86,91 ****
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--- 84,91 ----
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{ "change file comment...", "\"", XK_quotedbl },
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{ "file information...", "?", XK_question },
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{ "data dump of selection...", "}", XK_braceright },
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+ { "show program version", " ", XK_yen },
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+ { "quit program", "Q", XK_Q },
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{ nil }
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};
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***************
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*** 124,129 ****
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--- 124,137 ----
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{ nil }
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};
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+ static MenuInfo analysisMenu[] = {
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+ { "locate next zero crossing", "0", XK_0 },
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+ { "find slope change", "1", XK_1 },
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+ { "show maxamp sample location","2", XK_2 },
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+ { "extract amplitude envelope", "3", XK_3 },
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+ { nil }
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+ };
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+
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static MenuInfo styleSubmenu[] = {
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{ "line", "%", XK_percent },
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{ "bar", "^", XK_asciicircum },
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***************
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*** 241,262 ****
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// And now the structs containing the various menu templates
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static MenuBarInfo defaultChannelMenuBar[] = {
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- { " View ", viewMenu },
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{ " File ", fileMenu },
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{ " Edit ", editMenu },
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! { " Display ", channelDisplayMenu },
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{ nil }
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};
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static MenuBarInfo soundMenuBar[] = {
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- { " View ", viewMenu },
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{ " File ", fileMenu },
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{ " Edit ", editMenu },
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! { " Modify ", soundModifyMenu },
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! { " Sound ", soundSpecialMenu },
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! { " Analysis ", soundAnalysisMenu },
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! { " Display ", channelDisplayMenu },
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! { " Options ", optionsMenu },
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{ nil }
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};
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--- 249,271 ----
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// And now the structs containing the various menu templates
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static MenuBarInfo defaultChannelMenuBar[] = {
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{ " File ", fileMenu },
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+ { " View ", viewMenu },
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{ " Edit ", editMenu },
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! { " Analysis ", analysisMenu },
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! { " Display ", channelDisplayMenu },
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{ nil }
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};
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static MenuBarInfo soundMenuBar[] = {
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{ " File ", fileMenu },
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+ { " View ", viewMenu },
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{ " Edit ", editMenu },
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! { " Modify ", soundModifyMenu },
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! { " Sound ", soundSpecialMenu },
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! { " Analysis ", soundAnalysisMenu },
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! { " Display ", channelDisplayMenu },
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! { " Options ", optionsMenu },
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{ nil }
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};
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***************
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*** 273,285 ****
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};
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static MenuBarInfo lpcMenuBar[] = {
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- { " View ", viewMenu },
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{ " File ", fileMenu },
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{ " Edit ", editMenu },
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! { " Modify ", modifyMenu },
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{ " LPC ", lpcSpecialMenu },
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! { " Display ", channelDisplayMenu },
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! { " Options ", optionsMenu },
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{ nil }
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};
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--- 282,295 ----
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};
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static MenuBarInfo lpcMenuBar[] = {
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{ " File ", fileMenu },
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+ { " View ", viewMenu },
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{ " Edit ", editMenu },
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! { " Modify ", modifyMenu },
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{ " LPC ", lpcSpecialMenu },
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! { " Analysis ", analysisMenu },
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! { " Display ", channelDisplayMenu },
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! { " Options ", optionsMenu },
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{ nil }
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};
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***************
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*** 293,305 ****
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};
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static MenuBarInfo envelopeMenuBar[] = {
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- { " View ", viewMenu },
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{ " File ", fileMenu },
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{ " Edit ", editMenu },
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! { " Modify ", modifyMenu },
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! { " Envelope ", envelopeSpecialMenu },
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! { " Display ", channelDisplayMenu },
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! { " Options ", optionsMenu },
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{ nil }
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};
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--- 303,316 ----
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};
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static MenuBarInfo envelopeMenuBar[] = {
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{ " File ", fileMenu },
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+ { " View ", viewMenu },
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{ " Edit ", editMenu },
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! { " Modify ", modifyMenu },
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! { " Envelope ", envelopeSpecialMenu },
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! { " Analysis ", analysisMenu },
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! { " Display ", channelDisplayMenu },
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! { " Options ", optionsMenu },
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{ nil }
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};
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***************
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*** 310,322 ****
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};
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static MenuBarInfo pitchMenuBar[] = {
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- { " View ", viewMenu },
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{ " File ", fileMenu },
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{ " Edit ", editMenu },
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! { " Modify ", modifyMenu },
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! { " Pitch ", pitchSpecialMenu },
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! { " Display ", channelDisplayMenu },
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! { " Options ", optionsMenu },
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{ nil }
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};
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--- 321,334 ----
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};
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static MenuBarInfo pitchMenuBar[] = {
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{ " File ", fileMenu },
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+ { " View ", viewMenu },
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{ " Edit ", editMenu },
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! { " Modify ", modifyMenu },
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! { " Pitch ", pitchSpecialMenu },
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! { " Analysis ", analysisMenu },
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! { " Display ", channelDisplayMenu },
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! { " Options ", optionsMenu },
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{ nil }
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};
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***************
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*** 339,354 ****
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};
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static MenuBarInfo defaultFrameMenuBar[] = {
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- { " View ", viewMenu },
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{ " File ", fileMenu },
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! { " Display ", frameDisplayMenu },
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{ nil }
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};
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static MenuInfo pvocSpecialMenu[] = {
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! { "harmonically shift spectrum", "0", XK_0 },
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! { "stretch/shrink shift spectrum", "1", XK_1 },
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! { "expand/compress spectrum", "2", XK_2, Inactive },
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{ "change file length...", "l", XK_l },
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{ "pvoc options...", " ", XK_degree, Inactive },
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{ nil }
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--- 351,366 ----
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};
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static MenuBarInfo defaultFrameMenuBar[] = {
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{ " File ", fileMenu },
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! { " View ", viewMenu },
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! { " Display ", frameDisplayMenu },
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{ nil }
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};
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static MenuInfo pvocSpecialMenu[] = {
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! { "harmonically shift spectrum", "t", XK_t },
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! { "stretch/shrink shift spectrum", "T", XK_T },
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! { "expand/compress spectrum", "X", XK_X, Inactive },
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{ "change file length...", "l", XK_l },
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{ "pvoc options...", " ", XK_degree, Inactive },
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{ nil }
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***************
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*** 355,367 ****
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};
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static MenuBarInfo pvocMenuBar[] = {
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- { " View ", viewMenu },
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{ " File ", fileMenu },
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{ " Edit ", editMenu },
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! { " Modify ", modifyMenu },
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{ " PVoc ", pvocSpecialMenu },
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! { " Display ", channelDisplayMenu },
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! { " Options ", optionsMenu },
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{ nil }
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};
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--- 367,380 ----
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};
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static MenuBarInfo pvocMenuBar[] = {
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{ " File ", fileMenu },
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+ { " View ", viewMenu },
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{ " Edit ", editMenu },
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! { " Modify ", modifyMenu },
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{ " PVoc ", pvocSpecialMenu },
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! { " Analysis ", analysisMenu },
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! { " Display ", channelDisplayMenu },
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! { " Options ", optionsMenu },
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{ nil }
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};
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diff -c -r old/editor.C ./editor.C
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*** old/editor.C Sat May 11 21:38:27 1996
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--- ./editor.C Sat Jul 13 15:38:38 1996
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***************
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*** 861,867 ****
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int peakchan, peakloc;
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data->maxValue(&peakchan, &peakloc);
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Range chan(peakchan, peakchan);
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! controller->showInsertPoint(peakloc, chan);
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return Succeed;
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}
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--- 861,867 ----
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int peakchan, peakloc;
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data->maxValue(&peakchan, &peakloc);
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Range chan(peakchan, peakchan);
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! controller->showInsertPoint(peakloc, chan, true);
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return Succeed;
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}
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***************
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*** 1001,1007 ****
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PulseGenerator pgen(pulses, pulseFrameSize/pulsePerFrame);
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pgen.apply();
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FormantFilter filter(pulses, pulses, selected, 1.0);
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! filter.apply();
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Envelope* amplitudes = new Envelope(lpcLen * pulsePerFrame);
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amplitudes->setFrameRangeLabel("LPC Analysis Frames");
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amplitudes->setRangeFactor(1.0/pulsePerFrame);
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--- 1001,1008 ----
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PulseGenerator pgen(pulses, pulseFrameSize/pulsePerFrame);
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pgen.apply();
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FormantFilter filter(pulses, pulses, selected, 1.0);
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! if(!filter.apply())
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! return Fail;
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Envelope* amplitudes = new Envelope(lpcLen * pulsePerFrame);
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amplitudes->setFrameRangeLabel("LPC Analysis Frames");
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amplitudes->setRangeFactor(1.0/pulsePerFrame);
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***************
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*** 1026,1032 ****
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Application::inform("Creating test pattern...");
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pgen.apply();
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FormantFilter filter(pulses, pulses, selected, 1.0);
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! filter.apply();
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Application::inform("Analyzing formants...");
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// fft size depends on npoles
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FFT_Function analyzer(
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--- 1027,1034 ----
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Application::inform("Creating test pattern...");
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pgen.apply();
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FormantFilter filter(pulses, pulses, selected, 1.0);
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! if(!filter.apply())
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! return Fail;
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Application::inform("Analyzing formants...");
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// fft size depends on npoles
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FFT_Function analyzer(
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diff -c -r old/filecommand.C ./filecommand.C
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*** old/filecommand.C Sun Mar 10 13:35:00 1996
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--- ./filecommand.C Mon Aug 5 23:45:29 1996
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***************
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*** 132,138 ****
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request->appendValue("Duration (seconds):", &client->duration,
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PositiveIntegers);
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request->appendValue("Sample rate:", &client->sampleRate, PositiveIntegers);
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! request->appendChoice("Channels:", "|1|2|4|", &client->channels, true);
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FormatRequester::configureRequest(request);
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}
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--- 132,138 ----
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request->appendValue("Duration (seconds):", &client->duration,
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PositiveIntegers);
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request->appendValue("Sample rate:", &client->sampleRate, PositiveIntegers);
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! request->appendValue("Channels:", &client->channels, PositiveIntegers);
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FormatRequester::configureRequest(request);
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}
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diff -c -r old/header.h ./header.h
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*** old/header.h Tue Mar 5 09:53:28 1996
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--- ./header.h Mon Aug 5 23:43:58 1996
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***************
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*** 110,116 ****
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int data_offset;
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int data_size;
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unsigned short data_type;
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! unsigned short nchans;
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Comment *comment;
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private:
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boolean forceSwapped; // used to override header default during raw read
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--- 110,116 ----
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int data_offset;
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int data_size;
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unsigned short data_type;
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! int nchans;
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Comment *comment;
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private:
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boolean forceSwapped; // used to override header default during raw read
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diff -c -r old/header_config.C ./header_config.C
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*** old/header_config.C Sat Jun 8 14:49:21 1996
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--- ./header_config.C Mon Aug 5 23:42:51 1996
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***************
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*** 94,102 ****
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void
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SoundHeader::SoundConfigRequester::configureRequest(Request* request) {
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SoundHeader* sh = (SoundHeader *) myHeader;
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! request->appendValue("Sample rate:", &sh->samprate,
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! PositiveIntegers);
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! request->appendChoice("Channels:", "|1|2|4|", &sh->nchans, true);
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FormatRequester::configureRequest(request);
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ConfigRequester::configureRequest(request);
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}
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--- 94,101 ----
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void
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SoundHeader::SoundConfigRequester::configureRequest(Request* request) {
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SoundHeader* sh = (SoundHeader *) myHeader;
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! request->appendValue("Sample rate:", &sh->samprate, PositiveIntegers);
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! request->appendValue("Channels:", &sh->nchans, PositiveIntegers);
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FormatRequester::configureRequest(request);
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ConfigRequester::configureRequest(request);
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}
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diff -c -r old/pvoceditor.C ./pvoceditor.C
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*** old/pvoceditor.C Sun Mar 24 19:14:47 1996
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--- ./pvoceditor.C Sat Jul 13 15:00:58 1996
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***************
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*** 40,49 ****
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PvocEditor::keyCommand(unsigned long sym) {
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boolean interested = true;
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switch (sym) {
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! case XK_0:
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harmonicShift();
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break;
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! case XK_1:
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stretchShift();
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break;
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default:
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--- 40,49 ----
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PvocEditor::keyCommand(unsigned long sym) {
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boolean interested = true;
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switch (sym) {
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! case XK_t:
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harmonicShift();
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break;
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! case XK_T:
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stretchShift();
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break;
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default:
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diff -c -r old/soundheader.C ./soundheader.C
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*** old/soundheader.C Tue Apr 30 20:29:59 1996
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--- ./soundheader.C Mon Aug 5 23:05:47 1996
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***************
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*** 122,129 ****
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char msg[64];
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msg[0] = '\0'; // null for later check
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int retcode = 0;
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! if(nchans != 1 && nchans != 2 && nchans != 4)
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! sprintf(msg, "%d-channel sounds not supported", nchans);
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else if(samprate < 1000 || samprate > 128000)
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sprintf(msg, "Invalid sound samp rate (%d)", samprate);
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else if(data_type == NoData)
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--- 122,130 ----
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char msg[64];
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msg[0] = '\0'; // null for later check
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int retcode = 0;
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! if(!isRaw() && !validChannels(nchans))
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! sprintf(msg, "Illegal channel count for this header type: %d",
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! nchans);
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else if(samprate < 1000 || samprate > 128000)
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sprintf(msg, "Invalid sound samp rate (%d)", samprate);
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else if(data_type == NoData)
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diff -c -r old/soundheader.h ./soundheader.h
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*** old/soundheader.h Tue Apr 30 20:29:11 1996
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--- ./soundheader.h Mon Aug 5 23:02:26 1996
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***************
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*** 71,76 ****
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--- 71,77 ----
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redefined int secondsToBytes(double);
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redefined int checkHeader();
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virtual boolean isValid(DataType)=0;
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+ virtual boolean validChannels(int chans) { return chans > 0; }
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SoundHeader(DataType, int rate, int chans, double peak, int magic);
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class SoundConfigRequester
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: public Header::ConfigRequester, public FormatRequester {
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***************
|
|
*** 198,203 ****
|
|
--- 199,207 ----
|
|
redefined boolean isMagic();
|
|
redefined boolean isValid(DataType t) {
|
|
return (t == ShortData || t == FloatData);
|
|
+ }
|
|
+ redefined boolean validChannels(int chans) {
|
|
+ return chans == 1 || chans == 2 || chans == 4;
|
|
}
|
|
redefined int writeInfo(DataFile *);
|
|
};
|
|
diff -c -r old/version.C ./version.C
|
|
*** old/version.C Fri Dec 22 23:22:26 1995
|
|
--- ./version.C Sun Aug 25 10:17:39 1996
|
|
***************
|
|
*** 24,27 ****
|
|
|
|
#include "version.h"
|
|
|
|
! const char MXV_version_string[] = "MiXViews (mxv) version 1.1 pl 00";
|
|
--- 24,27 ----
|
|
|
|
#include "version.h"
|
|
|
|
! const char MXV_version_string[] = "MiXViews (mxv) version 1.1 pl 01";
|
|
diff -c -r old/viewchanger.C ./viewchanger.C
|
|
*** old/viewchanger.C Tue Mar 19 21:26:41 1996
|
|
--- ./viewchanger.C Sat Jul 13 23:23:15 1996
|
|
***************
|
|
*** 41,48 ****
|
|
class MinMaxRequester : public TitledRequester {
|
|
public:
|
|
MinMaxRequester(const char* title,
|
|
! const char* minlabel, T& minval, const Range &,
|
|
! const char* maxlabel, T& maxval, const Range &);
|
|
protected:
|
|
redefined void configureRequest(Request *);
|
|
protected:
|
|
--- 41,48 ----
|
|
class MinMaxRequester : public TitledRequester {
|
|
public:
|
|
MinMaxRequester(const char* title,
|
|
! const char* minlabel, T& minval, const Range,
|
|
! const char* maxlabel, T& maxval, const Range);
|
|
protected:
|
|
redefined void configureRequest(Request *);
|
|
protected:
|
|
***************
|
|
*** 50,63 ****
|
|
const char* maxLabel;
|
|
T &minVal;
|
|
T &maxVal;
|
|
! const Range &minRange;
|
|
! const Range &maxRange;
|
|
};
|
|
|
|
template <class T>
|
|
MinMaxRequester<T>::MinMaxRequester(const char* title,
|
|
! const char* minlabel, T& minval, const Range& minrange,
|
|
! const char* maxlabel, T& maxval, const Range& maxrange)
|
|
: TitledRequester(title), minLabel(minlabel), maxLabel(maxlabel),
|
|
minVal(minval), maxVal(maxval),
|
|
minRange(minrange), maxRange(maxrange) {}
|
|
--- 50,63 ----
|
|
const char* maxLabel;
|
|
T &minVal;
|
|
T &maxVal;
|
|
! const Range minRange;
|
|
! const Range maxRange;
|
|
};
|
|
|
|
template <class T>
|
|
MinMaxRequester<T>::MinMaxRequester(const char* title,
|
|
! const char* minlabel, T& minval, const Range minrange,
|
|
! const char* maxlabel, T& maxval, const Range maxrange)
|
|
: TitledRequester(title), minLabel(minlabel), maxLabel(maxlabel),
|
|
minVal(minval), maxVal(maxval),
|
|
minRange(minrange), maxRange(maxrange) {}
|
|
***************
|
|
*** 248,254 ****
|
|
|
|
class EditFramesRequester : public MinMaxRequester<int> {
|
|
public:
|
|
! EditFramesRequester(int&, int&, int&, int&, const Range&);
|
|
protected:
|
|
redefined void configureRequest(Request *);
|
|
private:
|
|
--- 248,254 ----
|
|
|
|
class EditFramesRequester : public MinMaxRequester<int> {
|
|
public:
|
|
! EditFramesRequester(int&, int&, int&, int&, const Range);
|
|
protected:
|
|
redefined void configureRequest(Request *);
|
|
private:
|
|
***************
|
|
*** 258,264 ****
|
|
|
|
EditFramesRequester::EditFramesRequester(int& minframe, int& maxframe,
|
|
int& startchan, int& endchan,
|
|
! const Range& channelRange)
|
|
: MinMaxRequester<int>(
|
|
"Set Edit Region:",
|
|
"Start Channel:", startchan, channelRange,
|
|
--- 258,264 ----
|
|
|
|
EditFramesRequester::EditFramesRequester(int& minframe, int& maxframe,
|
|
int& startchan, int& endchan,
|
|
! const Range channelRange)
|
|
: MinMaxRequester<int>(
|
|
"Set Edit Region:",
|
|
"Start Channel:", startchan, channelRange,
|
|
***************
|
|
*** 274,280 ****
|
|
|
|
class EditTimeRequester : public MinMaxRequester<int> {
|
|
public:
|
|
! EditTimeRequester(double&, double&, int&, int&, const Range &);
|
|
protected:
|
|
redefined void configureRequest(Request *);
|
|
private:
|
|
--- 274,280 ----
|
|
|
|
class EditTimeRequester : public MinMaxRequester<int> {
|
|
public:
|
|
! EditTimeRequester(double&, double&, int&, int&, const Range);
|
|
protected:
|
|
redefined void configureRequest(Request *);
|
|
private:
|
|
***************
|
|
*** 285,291 ****
|
|
EditTimeRequester::EditTimeRequester(
|
|
double& mintime, double& maxtime,
|
|
int& startchan, int& endchan,
|
|
! const Range& channelRange)
|
|
: MinMaxRequester<int>(
|
|
"Set Edit Region:",
|
|
"Start Channel:", startchan, channelRange,
|
|
--- 285,291 ----
|
|
EditTimeRequester::EditTimeRequester(
|
|
double& mintime, double& maxtime,
|
|
int& startchan, int& endchan,
|
|
! const Range channelRange)
|
|
: MinMaxRequester<int>(
|
|
"Set Edit Region:",
|
|
"Start Channel:", startchan, channelRange,
|
|
diff -c -r old/vw_converter.C ./vw_converter.C
|
|
*** old/vw_converter.C Sun Jan 28 20:26:05 1996
|
|
--- ./vw_converter.C Mon Aug 5 22:44:36 1996
|
|
***************
|
|
*** 43,49 ****
|
|
|
|
boolean
|
|
VW_Converter::isPlayableFormat(DataType type) {
|
|
! return (type < FloatData && type != SignedCharData);
|
|
}
|
|
|
|
// what is best format to play (if given choice)
|
|
--- 45,51 ----
|
|
|
|
boolean
|
|
VW_Converter::isPlayableFormat(DataType type) {
|
|
! return (type < IntData && type != SignedCharData);
|
|
}
|
|
|
|
// what is best format to play (if given choice)
|
|
***************
|
|
*** 60,70 ****
|
|
return false;
|
|
}
|
|
|
|
- // add any specific code needed to stop play or record
|
|
-
|
|
int
|
|
VW_Converter::stop() {
|
|
! return Super::stop();
|
|
}
|
|
|
|
int
|
|
--- 62,70 ----
|
|
return false;
|
|
}
|
|
|
|
int
|
|
VW_Converter::stop() {
|
|
! return ioctl(SNDCTL_DSP_RESET, 0) && Super::stop();
|
|
}
|
|
|
|
int
|
|
***************
|
|
*** 87,92 ****
|
|
--- 87,93 ----
|
|
int sampleFormat = 0;
|
|
switch(dataType()) {
|
|
case UnsignedCharData: sampleFormat = AFMT_U8; break;
|
|
+ case SignedCharData: sampleFormat = AFMT_S8; break;
|
|
// case ALawData: sampleFormat = AFMT_A_LAW; break;
|
|
case MuLawData: sampleFormat = AFMT_MU_LAW; break;
|
|
case ShortData: sampleFormat = AFMT_S16_LE; break;
|
|
***************
|
|
*** 93,119 ****
|
|
default: break;
|
|
};
|
|
int confirmedFormat = sampleFormat;
|
|
! if (!ioctl (SNDCTL_DSP_SPEED, (char *) &dsp_speed))
|
|
! error("Unable to set converter sample rate.");
|
|
else if (!ioctl(SNDCTL_DSP_STEREO, (char *) &dsp_stereo))
|
|
! error("Unable to set converter channel attribute.");
|
|
! else if (!ioctl(SNDCTL_DSP_SETFMT, (char *) &confirmedFormat)
|
|
! || confirmedFormat != sampleFormat)
|
|
! error("Unable to set sample size.");
|
|
else if(!ioctl(SNDCTL_DSP_GETBLKSIZE, (char *) &audioBufferSize))
|
|
error("Unable to get audio buffer size.");
|
|
- else if(audioBufferSize < 1024 || audioBufferSize > (2*65536)) {
|
|
- char msg[128];
|
|
- sprintf(msg, "Invalid audio buffer size %d", audioBufferSize);
|
|
- error(msg);
|
|
- }
|
|
else status = true;
|
|
}
|
|
return status;
|
|
}
|
|
|
|
// return size of buffer, in bytes, to be written to the device during play
|
|
- // this can either be computed or just a static value
|
|
|
|
int
|
|
VW_Converter::writeSize() {
|
|
--- 94,141 ----
|
|
default: break;
|
|
};
|
|
int confirmedFormat = sampleFormat;
|
|
!
|
|
! int sizeCode = 0x1;
|
|
! // desired buffer size is 1/10 of a second's worth of sound
|
|
! int bufferSize = type_to_sampsize(dataType()) *
|
|
! round(float(channels()) * sampleRate() / 10.0);
|
|
! #ifdef DEBUG
|
|
! fprintf(stderr, "requesting buffer size %d\n", bufferSize);
|
|
! #endif
|
|
! while(pow(double(2.0), long(sizeCode)) < double(bufferSize))
|
|
! sizeCode <<= 1;
|
|
!
|
|
! sizeCode >>= 1; // back out by one
|
|
! sizeCode |= 2 << 16;
|
|
!
|
|
! // sizeCode = 0x0002XXXX where XXXX is (int) log2(bufsize)
|
|
! // and 0002 is 2 max number of fragments
|
|
!
|
|
! #ifdef DEBUG
|
|
! fprintf(stderr, "setting frag size code to 0x%x\n", sizeCode);
|
|
! #endif
|
|
!
|
|
! if (!ioctl (SNDCTL_DSP_SETFRAGMENT, (char *) &sizeCode))
|
|
! error("Unable to set fragment size.");
|
|
! else if (!ioctl(SNDCTL_DSP_SETFMT, (char *) &confirmedFormat))
|
|
! error("Unable to set sample format.");
|
|
! else if(confirmedFormat != sampleFormat)
|
|
! error("This sample format not supported by hardware.");
|
|
else if (!ioctl(SNDCTL_DSP_STEREO, (char *) &dsp_stereo))
|
|
! error("Unable to set channel attribute.");
|
|
! else if (!ioctl (SNDCTL_DSP_SPEED, (char *) &dsp_speed))
|
|
! error("Unable to set sample rate.");
|
|
else if(!ioctl(SNDCTL_DSP_GETBLKSIZE, (char *) &audioBufferSize))
|
|
error("Unable to get audio buffer size.");
|
|
else status = true;
|
|
+ #ifdef DEBUG
|
|
+ fprintf(stderr, "audio buffer size is %d\n", audioBufferSize);
|
|
+ #endif
|
|
}
|
|
return status;
|
|
}
|
|
|
|
// return size of buffer, in bytes, to be written to the device during play
|
|
|
|
int
|
|
VW_Converter::writeSize() {
|
|
***************
|
|
*** 121,127 ****
|
|
}
|
|
|
|
// return size of buffer, in bytes, to be read from the device during record
|
|
- // this can either be computed or just a static value
|
|
|
|
int
|
|
VW_Converter::readSize() {
|
|
--- 143,148 ----
|