2007-01-21 07:30:19 +01:00
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// Copyright (c) 2007, Rodrigo Braz Monteiro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// -----------------------------------------------------------------------------
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//
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// AEGISUB
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//
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// Website: http://aegisub.cellosoft.com
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// Contact: mailto:zeratul@cellosoft.com
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//
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///////////
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// Headers
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2007-04-08 18:33:53 +02:00
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#include <wx/wxprec.h>
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2007-01-21 08:12:47 +01:00
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#include "subtitles_provider.h"
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2007-01-21 07:30:19 +01:00
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#include "ass_file.h"
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#include "video_context.h"
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2007-01-24 04:03:16 +01:00
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#ifdef WIN32
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2007-04-07 04:39:18 +02:00
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#define CSRIAPI
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2007-01-24 04:03:16 +01:00
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#endif
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2007-01-21 08:12:47 +01:00
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#include "csri/csri.h"
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2007-01-21 07:30:19 +01:00
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2007-01-21 08:12:47 +01:00
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///////////////////
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// Link to library
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2007-04-07 03:56:55 +02:00
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#if __VISUALC__ >= 1200
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//#pragma comment(lib,"asa.lib")
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#endif
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2007-01-21 07:30:19 +01:00
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2007-01-21 08:12:47 +01:00
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/////////////////////////////////////////////////
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// Common Subtitles Rendering Interface provider
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class CSRISubtitlesProvider : public SubtitlesProvider {
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private:
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2007-04-08 18:33:53 +02:00
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wxString subType;
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2007-01-21 08:12:47 +01:00
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csri_inst *instance;
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public:
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2007-04-08 18:33:53 +02:00
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CSRISubtitlesProvider(wxString subType);
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2007-01-21 08:12:47 +01:00
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~CSRISubtitlesProvider();
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bool CanRaster() { return true; }
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void LoadSubtitles(AssFile *subs);
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void DrawSubtitles(AegiVideoFrame &dst,double time);
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};
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2007-01-21 07:30:19 +01:00
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///////////
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// Factory
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class CSRISubtitlesProviderFactory : public SubtitlesProviderFactory {
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public:
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2007-04-08 18:33:53 +02:00
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SubtitlesProvider *CreateProvider(wxString subType=_T("")) { return new CSRISubtitlesProvider(subType); }
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wxArrayString GetSubTypes() {
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csri_info *info;
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wxArrayString final;
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for (csri_rend *cur = csri_renderer_default();cur;cur = csri_renderer_next(cur)) {
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// Get renderer name
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info = csri_renderer_info(cur);
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const char* buffer = info->name;
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// wxWidgets isn't initialized, so h4x into a wxString
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int len = strlen(buffer);
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wxString str;
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str.Alloc(len+1);
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for (int i=0;i<len;i++) {
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str.Append((wxChar)buffer[i]);
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}
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final.Add(str);
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}
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return final;
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}
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CSRISubtitlesProviderFactory() : SubtitlesProviderFactory(_T("csri"),GetSubTypes()) {}
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2007-01-21 07:30:19 +01:00
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} registerCSRI;
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///////////////
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// Constructor
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2007-04-08 18:33:53 +02:00
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CSRISubtitlesProvider::CSRISubtitlesProvider(wxString type) {
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subType = type;
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2007-01-21 07:30:19 +01:00
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instance = NULL;
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}
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//////////////
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// Destructor
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CSRISubtitlesProvider::~CSRISubtitlesProvider() {
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if (instance) csri_close(instance);
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instance = NULL;
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}
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//////////////////
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// Load subtitles
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void CSRISubtitlesProvider::LoadSubtitles(AssFile *subs) {
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// Close
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if (instance) csri_close(instance);
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instance = NULL;
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// Prepare subtitles
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2007-01-26 23:55:42 +01:00
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std::vector<char> data;
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subs->SaveMemory(data,_T("UTF-8"));
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2007-01-21 07:30:19 +01:00
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delete subs;
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2007-04-08 18:33:53 +02:00
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// CSRI variables
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csri_rend *cur,*renderer=NULL;
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csri_info *info;
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// Select renderer
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for (cur = csri_renderer_default();cur;cur=csri_renderer_next(cur)) {
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info = csri_renderer_info(cur);
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wxString name(info->name,wxConvUTF8);
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if (name == subType) {
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renderer = cur;
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break;
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}
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}
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// Matching renderer not found, fallback to default
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if (!renderer) {
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renderer = csri_renderer_default();
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if (!renderer) throw _T("No CSRI renderer available. Try installing one or switch to another subtitle provider.");
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}
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2007-01-21 07:30:19 +01:00
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// Open
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2007-04-08 18:33:53 +02:00
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instance = csri_open_mem(renderer,&data[0],data.size(),NULL);
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2007-01-21 07:30:19 +01:00
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}
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//////////////////
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// Draw subtitles
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void CSRISubtitlesProvider::DrawSubtitles(AegiVideoFrame &dst,double time) {
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// Check if CSRI loaded properly
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if (!instance) return;
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// Load data into frame
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csri_frame frame;
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for (int i=0;i<4;i++) {
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if (dst.flipped) {
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frame.planes[i] = dst.data[i] + (dst.h-1) * dst.pitch[i];
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frame.strides[i] = -(signed)dst.pitch[i];
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}
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else {
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frame.planes[i] = dst.data[i];
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frame.strides[i] = dst.pitch[i];
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}
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}
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switch (dst.format) {
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case FORMAT_RGB32: frame.pixfmt = CSRI_F_BGR_; break;
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case FORMAT_RGB24: frame.pixfmt = CSRI_F_BGR; break;
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2007-01-24 04:54:32 +01:00
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default: frame.pixfmt = CSRI_F_BGR_;
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2007-01-21 07:30:19 +01:00
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}
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// Set format
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csri_fmt format;
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format.width = dst.w;
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format.height = dst.h;
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format.pixfmt = frame.pixfmt;
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2007-01-21 08:16:55 +01:00
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int error = csri_request_fmt(instance,&format);
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2007-01-21 07:30:19 +01:00
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if (error) return;
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// Render
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csri_render(instance,&frame,time);
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}
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