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63 lines
2.5 KiB
63 lines
2.5 KiB
/* |
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* OpenH264 shared utils |
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* Copyright (C) 2014 Martin Storsjo |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include <string.h> |
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#include <wels/codec_api.h> |
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#include <wels/codec_ver.h> |
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#include "libavutil/error.h" |
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#include "libavutil/log.h" |
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#include "libopenh264.h" |
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// Convert libopenh264 log level to equivalent ffmpeg log level. |
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static int libopenh264_to_ffmpeg_log_level(int libopenh264_log_level) |
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{ |
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if (libopenh264_log_level >= WELS_LOG_DETAIL) return AV_LOG_TRACE; |
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else if (libopenh264_log_level >= WELS_LOG_DEBUG) return AV_LOG_DEBUG; |
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else if (libopenh264_log_level >= WELS_LOG_INFO) return AV_LOG_VERBOSE; |
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else if (libopenh264_log_level >= WELS_LOG_WARNING) return AV_LOG_WARNING; |
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else if (libopenh264_log_level >= WELS_LOG_ERROR) return AV_LOG_ERROR; |
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else return AV_LOG_QUIET; |
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} |
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void ff_libopenh264_trace_callback(void *ctx, int level, const char *msg) |
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{ |
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// The message will be logged only if the requested EQUIVALENT ffmpeg log level is |
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// less than or equal to the current ffmpeg log level. |
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int equiv_ffmpeg_log_level = libopenh264_to_ffmpeg_log_level(level); |
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av_log(ctx, equiv_ffmpeg_log_level, "%s\n", msg); |
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} |
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int ff_libopenh264_check_version(void *logctx) |
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{ |
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// Mingw GCC < 4.7 on x86_32 uses an incorrect/buggy ABI for the WelsGetCodecVersion |
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// function (for functions returning larger structs), thus skip the check in those |
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// configurations. |
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#if !defined(_WIN32) || !defined(__GNUC__) || !ARCH_X86_32 || AV_GCC_VERSION_AT_LEAST(4, 7) |
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OpenH264Version libver = WelsGetCodecVersion(); |
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if (memcmp(&libver, &g_stCodecVersion, sizeof(libver))) { |
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av_log(logctx, AV_LOG_ERROR, "Incorrect library version loaded\n"); |
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return AVERROR(EINVAL); |
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} |
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#endif |
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return 0; |
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}
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