decoder_finder.h

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/*
 *  Copyright (C) 2004-2025 Savoir-faire Linux Inc.
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program. If not, see <https://www.gnu.org/licenses/>.
 */
#pragma once
 
extern "C" {
#include <libavcodec/avcodec.h>
}
 
namespace jami {
 
const AVCodec*
findDecoder(const enum AVCodecID codec_id)
{
    const char* codec_name;
    switch (codec_id) {
#if 0 && defined(__ANDROID__) && defined(RING_ACCEL)
    case AV_CODEC_ID_MPEG4:
        codec_name = "mpeg4_mediacodec"; break;
    case AV_CODEC_ID_H264:
        codec_name = "h264_mediacodec"; break;
    case AV_CODEC_ID_HEVC:
        codec_name = "hevc_mediacodec"; break;
    case AV_CODEC_ID_VP8:
        codec_name = "vp8_mediacodec"; break;
    case AV_CODEC_ID_VP9:
        codec_name = "vp9_mediacodec"; break;
#endif
    case AV_CODEC_ID_OPUS:
        codec_name = "libopus"; break;
    default:
        codec_name = nullptr;
    }
    const AVCodec* codec = nullptr;
    if (codec_name)
        codec = avcodec_find_decoder_by_name(codec_name);
    if (not codec)
        codec = avcodec_find_decoder(codec_id);
    return codec;
}
 
} // namespace jami