mirror of
https://github.com/odrling/Aegisub
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125 lines
3.1 KiB
C++
125 lines
3.1 KiB
C++
// Copyright (c) 2005-2006, Rodrigo Braz Monteiro, Fredrik Mellbin
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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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#include <wx/wxprec.h>
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#include <wx/filename.h>
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#include "audio_provider_lavc.h"
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#include "options.h"
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//////////////
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// Constructor
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LAVCAudioProvider::LAVCAudioProvider(wxString _filename) {
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// Set filename
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filename = _filename;
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// Init lavc variables
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codecContext = NULL;
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formatContext = NULL;
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codec = NULL;
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stream = NULL;
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frame = NULL;
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// Register types
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static bool avRegistered = false;
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if (!avRegistered) {
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av_register_all();
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avRegistered = true;
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}
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// Load audio
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LoadAudio(filename);
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}
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//////////////
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// Destructor
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LAVCAudioProvider::~LAVCAudioProvider() {
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Close();
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}
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////////////////
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// Get filename
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wxString LAVCAudioProvider::GetFilename() {
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return filename;
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}
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//////////////
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// Load audio
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void LAVCAudioProvider::LoadAudio(wxString file) {
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// Close first
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Close();
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try {
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// TODO
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}
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// Catch errors
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catch (...) {
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Close();
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throw;
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}
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}
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//////////
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// Unload
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void LAVCAudioProvider::Close() {
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// Clean frame
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if (frame) av_free(frame);
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frame = NULL;
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// Close codec context
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if (codec && codecContext) avcodec_close(codecContext);
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codecContext = NULL;
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codec = NULL;
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// Close format context
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if (formatContext) av_close_input_file(formatContext);
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formatContext = NULL;
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}
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/////////////
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// Get audio
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void LAVCAudioProvider::GetAudio(void *buf, __int64 start, __int64 count) {
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// TODO
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}
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