forked from mirrors/gecko-dev
5d6b51256b
Backed out changeset 61356e1447e3 (bug 1823953) Backed out changeset 85785505b6d6 (bug 1823953) Backed out changeset 46a61cbfe8a8 (bug 1833654) Backed out changeset 83e3de80337b (bug 1833654) Backed out changeset 1a10c12874ac (bug 1840399) Backed out changeset 6b087145b67f (bug 1833654) Backed out changeset b9ac857ad43f (bug 1840399) Backed out changeset 4b841e8dd033 (bug 1823953) Backed out changeset 650e35803834 (bug 1823953) Backed out changeset c11b58ac0709 (bug 1823953) Backed out changeset c0249c90bc31 (bug 1823953) Backed out changeset 8929288d5aec (bug 1823953) Backed out changeset 828792b886bd (bug 1823953) Backed out changeset 873f1d4a8875 (bug 1840869) Backed out changeset a25abd05302c (bug 1823953) Backed out changeset d4b1eb442c36 (bug 1840399) Backed out changeset c25509d72a96 (bug 1840399) Backed out changeset 0f72a0626a28 (bug 1840402) Backed out changeset 82e7574364ce (bug 1840399) Backed out changeset 93073105f063 (bug 1840399) Backed out changeset 56ec8e3405e9 (bug 1840399) Backed out changeset ff15dad37ab8 (bug 1840399) Backed out changeset 0655ebd61eda (bug 1840399) Backed out changeset 7bca1ae06c7d (bug 1828912) Backed out changeset 8a5a849cfe5f (bug 1828912) Backed out changeset 3d8422a2038a (bug 1828912) Backed out changeset f08ee5de9370 (bug 1823953) Backed out changeset a4eb210620ff (bug 1823953) Backed out changeset aa8914cd55be (bug 1839391) Backed out changeset 3ea1f43e4024 (bug 1823953) Backed out changeset 3efe02ffa1c8 (bug 1826382) Backed out changeset 81c4553ec23d (bug 1839391) Backed out changeset 130894e4a781 (bug 1839391) Backed out changeset 9a0247b0fc85 (bug 1839391) Backed out changeset 11a923064382 (bug 1839391) Backed out changeset 98ffb66160c3 (bug 1837160) Backed out changeset a80dda9a220a (bug 1837160) Backed out changeset 251b4ef97a2b (bug 1837160) Backed out changeset 7372632eb32f (bug 1837160) Backed out changeset c5d54bc3ee26 (bug 1839389) Backed out changeset b232ec1bbc2d (bug 1833654) Backed out changeset fc7ba125c2fe (bug 1833654) Backed out changeset 8a47f6882e61 (bug 1823953) Backed out changeset e29810541b53 (bug 1828912) Backed out changeset bcf10730c8c9 (bug 1828912) Backed out changeset 8df8290b6c33 (bug 1826382) Backed out changeset 2811d12803cf (bug 1826382) Backed out changeset 3fc718561ec9 (bug 1826382) Backed out changeset 7827183776e1 (bug 1823953) Backed out changeset a3eb5f228d9a (bug 1826382) Backed out changeset 3113ad2e0987 (bug 1823953) Backed out changeset 4b1dc01525af (bug 1823953) Backed out changeset f7f4a7585ceb (bug 1823953) Backed out changeset 93042f1becec (bug 1823953) Backed out changeset b9ca30a0a066 (bug 1823953) Backed out changeset 1000c4a6a92a (bug 1823953) Backed out changeset 05dc13775fd6 (bug 1823953)
359 lines
14 KiB
C++
359 lines
14 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "FFmpegLibWrapper.h"
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#include "FFmpegLog.h"
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#include "mozilla/PodOperations.h"
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#ifdef MOZ_FFMPEG
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# include "mozilla/StaticPrefs_media.h"
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#endif
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#include "mozilla/Types.h"
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#include "PlatformDecoderModule.h"
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#include "prlink.h"
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#ifdef MOZ_WIDGET_GTK
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# include "mozilla/gfx/gfxVars.h"
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# include "mozilla/widget/DMABufLibWrapper.h"
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#endif
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#define AV_LOG_INFO 32
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#define AV_LOG_WARNING 24
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namespace mozilla {
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FFmpegLibWrapper::LinkResult FFmpegLibWrapper::Link() {
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if (!mAVCodecLib || !mAVUtilLib) {
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Unlink();
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return LinkResult::NoProvidedLib;
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}
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avcodec_version =
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(decltype(avcodec_version))PR_FindSymbol(mAVCodecLib, "avcodec_version");
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if (!avcodec_version) {
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Unlink();
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return LinkResult::NoAVCodecVersion;
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}
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uint32_t version = avcodec_version();
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uint32_t macro = (version >> 16) & 0xFFu;
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mVersion = static_cast<int>(macro);
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uint32_t micro = version & 0xFFu;
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// A micro version >= 100 indicates that it's FFmpeg (as opposed to LibAV).
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bool isFFMpeg = micro >= 100;
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if (!isFFMpeg) {
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if (macro == 57) {
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// Due to current AVCodecContext binary incompatibility we can only
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// support FFmpeg 57 at this stage.
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Unlink();
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return LinkResult::CannotUseLibAV57;
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}
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#ifdef MOZ_FFMPEG
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if (version < (54u << 16 | 35u << 8 | 1u) &&
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!StaticPrefs::media_libavcodec_allow_obsolete()) {
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// Refuse any libavcodec version prior to 54.35.1.
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// (Unless media.libavcodec.allow-obsolete==true)
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Unlink();
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return LinkResult::BlockedOldLibAVVersion;
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}
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#endif
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}
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enum {
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AV_FUNC_AVUTIL_MASK = 1 << 8,
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AV_FUNC_53 = 1 << 0,
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AV_FUNC_54 = 1 << 1,
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AV_FUNC_55 = 1 << 2,
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AV_FUNC_56 = 1 << 3,
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AV_FUNC_57 = 1 << 4,
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AV_FUNC_58 = 1 << 5,
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AV_FUNC_59 = 1 << 6,
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AV_FUNC_60 = 1 << 7,
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AV_FUNC_AVUTIL_53 = AV_FUNC_53 | AV_FUNC_AVUTIL_MASK,
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AV_FUNC_AVUTIL_54 = AV_FUNC_54 | AV_FUNC_AVUTIL_MASK,
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AV_FUNC_AVUTIL_55 = AV_FUNC_55 | AV_FUNC_AVUTIL_MASK,
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AV_FUNC_AVUTIL_56 = AV_FUNC_56 | AV_FUNC_AVUTIL_MASK,
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AV_FUNC_AVUTIL_57 = AV_FUNC_57 | AV_FUNC_AVUTIL_MASK,
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AV_FUNC_AVUTIL_58 = AV_FUNC_58 | AV_FUNC_AVUTIL_MASK,
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AV_FUNC_AVUTIL_59 = AV_FUNC_59 | AV_FUNC_AVUTIL_MASK,
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AV_FUNC_AVUTIL_60 = AV_FUNC_60 | AV_FUNC_AVUTIL_MASK,
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AV_FUNC_AVCODEC_ALL = AV_FUNC_53 | AV_FUNC_54 | AV_FUNC_55 | AV_FUNC_56 |
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AV_FUNC_57 | AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60,
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AV_FUNC_AVUTIL_ALL = AV_FUNC_AVCODEC_ALL | AV_FUNC_AVUTIL_MASK
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};
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switch (macro) {
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case 53:
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version = AV_FUNC_53;
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break;
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case 54:
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version = AV_FUNC_54;
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break;
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case 55:
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version = AV_FUNC_55;
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break;
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case 56:
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version = AV_FUNC_56;
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break;
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case 57:
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version = AV_FUNC_57;
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break;
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case 58:
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version = AV_FUNC_58;
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break;
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case 59:
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version = AV_FUNC_59;
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break;
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case 60:
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version = AV_FUNC_60;
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break;
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default:
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FFMPEG_LOG("Unknown avcodec version: %d", macro);
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Unlink();
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return isFFMpeg ? ((macro > 57) ? LinkResult::UnknownFutureFFMpegVersion
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: LinkResult::UnknownOlderFFMpegVersion)
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// All LibAV versions<54.35.1 are blocked, therefore we
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// must be dealing with a later one.
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: LinkResult::UnknownFutureLibAVVersion;
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}
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#define AV_FUNC_OPTION_SILENT(func, ver) \
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if ((ver)&version) { \
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if (!(func = (decltype(func))PR_FindSymbol( \
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((ver)&AV_FUNC_AVUTIL_MASK) ? mAVUtilLib : mAVCodecLib, \
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#func))) { \
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} \
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} else { \
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func = (decltype(func))nullptr; \
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}
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#define AV_FUNC_OPTION(func, ver) \
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AV_FUNC_OPTION_SILENT(func, ver) \
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if ((ver)&version && (func) == (decltype(func))nullptr) { \
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FFMPEG_LOG("Couldn't load function " #func); \
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}
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#define AV_FUNC(func, ver) \
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AV_FUNC_OPTION(func, ver) \
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if ((ver)&version && !func) { \
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Unlink(); \
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return isFFMpeg ? LinkResult::MissingFFMpegFunction \
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: LinkResult::MissingLibAVFunction; \
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}
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AV_FUNC(av_lockmgr_register, AV_FUNC_53 | AV_FUNC_54 | AV_FUNC_55 |
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AV_FUNC_56 | AV_FUNC_57 | AV_FUNC_58)
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AV_FUNC(avcodec_alloc_context3, AV_FUNC_AVCODEC_ALL)
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AV_FUNC(avcodec_close, AV_FUNC_AVCODEC_ALL)
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AV_FUNC(avcodec_decode_audio4, AV_FUNC_53 | AV_FUNC_54 | AV_FUNC_55 |
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AV_FUNC_56 | AV_FUNC_57 | AV_FUNC_58)
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AV_FUNC(avcodec_decode_video2, AV_FUNC_53 | AV_FUNC_54 | AV_FUNC_55 |
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AV_FUNC_56 | AV_FUNC_57 | AV_FUNC_58)
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AV_FUNC(avcodec_find_decoder, AV_FUNC_AVCODEC_ALL)
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AV_FUNC(avcodec_find_decoder_by_name, AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC(avcodec_flush_buffers, AV_FUNC_AVCODEC_ALL)
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AV_FUNC(avcodec_open2, AV_FUNC_AVCODEC_ALL)
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AV_FUNC(avcodec_register_all, AV_FUNC_53 | AV_FUNC_54 | AV_FUNC_55 |
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AV_FUNC_56 | AV_FUNC_57 | AV_FUNC_58)
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AV_FUNC(av_init_packet, AV_FUNC_AVCODEC_ALL)
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AV_FUNC(av_parser_init, AV_FUNC_AVCODEC_ALL)
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AV_FUNC(av_parser_close, AV_FUNC_AVCODEC_ALL)
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AV_FUNC(av_parser_parse2, AV_FUNC_AVCODEC_ALL)
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AV_FUNC(avcodec_align_dimensions, AV_FUNC_AVCODEC_ALL)
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AV_FUNC(avcodec_alloc_frame, (AV_FUNC_53 | AV_FUNC_54))
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AV_FUNC(avcodec_get_frame_defaults, (AV_FUNC_53 | AV_FUNC_54))
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AV_FUNC(avcodec_free_frame, AV_FUNC_54)
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AV_FUNC(avcodec_send_packet, AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC(avcodec_receive_frame, AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC(avcodec_default_get_buffer2, (AV_FUNC_55 | AV_FUNC_56 | AV_FUNC_57 |
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AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60))
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AV_FUNC_OPTION(av_rdft_init, AV_FUNC_AVCODEC_ALL)
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AV_FUNC_OPTION(av_rdft_calc, AV_FUNC_AVCODEC_ALL)
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AV_FUNC_OPTION(av_rdft_end, AV_FUNC_AVCODEC_ALL)
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AV_FUNC(av_log_set_level, AV_FUNC_AVUTIL_ALL)
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AV_FUNC(av_malloc, AV_FUNC_AVUTIL_ALL)
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AV_FUNC(av_freep, AV_FUNC_AVUTIL_ALL)
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AV_FUNC(av_frame_alloc,
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(AV_FUNC_AVUTIL_55 | AV_FUNC_AVUTIL_56 | AV_FUNC_AVUTIL_57 |
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AV_FUNC_AVUTIL_58 | AV_FUNC_AVUTIL_59 | AV_FUNC_AVUTIL_60))
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AV_FUNC(av_frame_free,
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(AV_FUNC_AVUTIL_55 | AV_FUNC_AVUTIL_56 | AV_FUNC_AVUTIL_57 |
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AV_FUNC_AVUTIL_58 | AV_FUNC_AVUTIL_59 | AV_FUNC_AVUTIL_60))
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AV_FUNC(av_frame_unref,
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(AV_FUNC_AVUTIL_55 | AV_FUNC_AVUTIL_56 | AV_FUNC_AVUTIL_57 |
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AV_FUNC_AVUTIL_58 | AV_FUNC_AVUTIL_59 | AV_FUNC_AVUTIL_60))
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AV_FUNC(av_image_check_size, AV_FUNC_AVUTIL_ALL)
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AV_FUNC(av_image_get_buffer_size, AV_FUNC_AVUTIL_ALL)
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AV_FUNC_OPTION(av_buffer_get_opaque,
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(AV_FUNC_AVUTIL_56 | AV_FUNC_AVUTIL_57 | AV_FUNC_AVUTIL_58 |
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AV_FUNC_AVUTIL_59 | AV_FUNC_AVUTIL_60))
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AV_FUNC(av_buffer_create,
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(AV_FUNC_AVUTIL_55 | AV_FUNC_AVUTIL_56 | AV_FUNC_AVUTIL_57 |
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AV_FUNC_AVUTIL_58 | AV_FUNC_AVUTIL_59 | AV_FUNC_AVUTIL_60))
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AV_FUNC_OPTION(av_frame_get_colorspace,
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AV_FUNC_AVUTIL_55 | AV_FUNC_AVUTIL_56 | AV_FUNC_AVUTIL_57 |
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AV_FUNC_AVUTIL_58)
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AV_FUNC_OPTION(av_frame_get_color_range,
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AV_FUNC_AVUTIL_55 | AV_FUNC_AVUTIL_56 | AV_FUNC_AVUTIL_57 |
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AV_FUNC_AVUTIL_58)
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AV_FUNC(av_strerror,
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AV_FUNC_AVUTIL_58 | AV_FUNC_AVUTIL_59 | AV_FUNC_AVUTIL_60)
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AV_FUNC(avcodec_descriptor_get, AV_FUNC_53 | AV_FUNC_55 | AV_FUNC_56 |
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AV_FUNC_57 | AV_FUNC_58 | AV_FUNC_59 |
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AV_FUNC_60)
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#ifdef MOZ_WIDGET_GTK
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AV_FUNC_OPTION_SILENT(avcodec_get_hw_config,
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AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_codec_iterate, AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_codec_is_decoder,
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AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_hwdevice_ctx_init,
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AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_hwdevice_ctx_alloc,
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AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_hwdevice_hwconfig_alloc,
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AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_hwdevice_get_hwframe_constraints,
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AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_hwframe_constraints_free,
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AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_buffer_ref,
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AV_FUNC_AVUTIL_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_buffer_unref,
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AV_FUNC_AVUTIL_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_hwframe_transfer_get_formats,
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AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_hwdevice_ctx_create_derived,
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AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_hwframe_ctx_alloc,
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AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_dict_set, AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_dict_free, AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(avcodec_get_name, AV_FUNC_58 | AV_FUNC_59 | AV_FUNC_60)
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AV_FUNC_OPTION_SILENT(av_get_pix_fmt_string, AV_FUNC_AVUTIL_58 |
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AV_FUNC_AVUTIL_59 |
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AV_FUNC_AVUTIL_60)
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#endif
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#undef AV_FUNC
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#undef AV_FUNC_OPTION
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#ifdef MOZ_WIDGET_GTK
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# define VA_FUNC_OPTION_SILENT(func) \
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if (!(func = (decltype(func))PR_FindSymbol(mVALib, #func))) { \
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func = (decltype(func))nullptr; \
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}
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// mVALib is optional and may not be present.
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if (mVALib) {
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VA_FUNC_OPTION_SILENT(vaExportSurfaceHandle)
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VA_FUNC_OPTION_SILENT(vaSyncSurface)
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VA_FUNC_OPTION_SILENT(vaInitialize)
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VA_FUNC_OPTION_SILENT(vaTerminate)
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}
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# undef VA_FUNC_OPTION_SILENT
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# define VAD_FUNC_OPTION_SILENT(func) \
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if (!(func = (decltype(func))PR_FindSymbol(mVALibDrm, #func))) { \
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FFMPEG_LOG("Couldn't load function " #func); \
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}
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// mVALibDrm is optional and may not be present.
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if (mVALibDrm) {
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VAD_FUNC_OPTION_SILENT(vaGetDisplayDRM)
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}
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# undef VAD_FUNC_OPTION_SILENT
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#endif
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if (avcodec_register_all) {
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avcodec_register_all();
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}
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if (MOZ_LOG_TEST(sPDMLog, LogLevel::Debug)) {
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av_log_set_level(AV_LOG_WARNING);
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} else if (MOZ_LOG_TEST(sPDMLog, LogLevel::Info)) {
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av_log_set_level(AV_LOG_INFO);
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} else {
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av_log_set_level(0);
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}
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return LinkResult::Success;
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}
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void FFmpegLibWrapper::Unlink() {
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if (av_lockmgr_register) {
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// Registering a null lockmgr cause the destruction of libav* global mutexes
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// as the default lockmgr that allocated them will be deregistered.
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// This prevents ASAN and valgrind to report sizeof(pthread_mutex_t) leaks.
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av_lockmgr_register(nullptr);
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}
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#ifndef MOZ_TSAN
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// With TSan, we cannot unload libav once we have loaded it because
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// TSan does not support unloading libraries that are matched from its
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// suppression list. Hence we just keep the library loaded in TSan builds.
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if (mAVUtilLib && mAVUtilLib != mAVCodecLib) {
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PR_UnloadLibrary(mAVUtilLib);
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}
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if (mAVCodecLib) {
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PR_UnloadLibrary(mAVCodecLib);
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}
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#endif
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#ifdef MOZ_WIDGET_GTK
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if (mVALib) {
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PR_UnloadLibrary(mVALib);
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}
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if (mVALibDrm) {
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PR_UnloadLibrary(mVALibDrm);
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}
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#endif
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PodZero(this);
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}
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#ifdef MOZ_WIDGET_GTK
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void FFmpegLibWrapper::LinkVAAPILibs() {
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if (!gfx::gfxVars::CanUseHardwareVideoDecoding() || !XRE_IsRDDProcess()) {
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return;
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}
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PRLibSpec lspec;
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lspec.type = PR_LibSpec_Pathname;
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const char* libDrm = "libva-drm.so.2";
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lspec.value.pathname = libDrm;
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mVALibDrm = PR_LoadLibraryWithFlags(lspec, PR_LD_NOW | PR_LD_LOCAL);
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if (!mVALibDrm) {
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FFMPEG_LOG("VA-API support: Missing or old %s library.\n", libDrm);
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return;
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}
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const char* lib = "libva.so.2";
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lspec.value.pathname = lib;
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mVALib = PR_LoadLibraryWithFlags(lspec, PR_LD_NOW | PR_LD_LOCAL);
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// Don't use libva when it's missing vaExportSurfaceHandle.
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if (mVALib && !PR_FindSymbol(mVALib, "vaExportSurfaceHandle")) {
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PR_UnloadLibrary(mVALib);
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mVALib = nullptr;
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}
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if (!mVALib) {
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FFMPEG_LOG("VA-API support: Missing or old %s library.\n", lib);
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}
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}
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#endif
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#ifdef MOZ_WIDGET_GTK
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bool FFmpegLibWrapper::IsVAAPIAvailable() {
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# define VA_FUNC_LOADED(func) (func != nullptr)
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return VA_FUNC_LOADED(avcodec_get_hw_config) &&
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VA_FUNC_LOADED(av_hwdevice_ctx_alloc) &&
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VA_FUNC_LOADED(av_hwdevice_ctx_init) &&
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VA_FUNC_LOADED(av_hwdevice_hwconfig_alloc) &&
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VA_FUNC_LOADED(av_hwdevice_get_hwframe_constraints) &&
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VA_FUNC_LOADED(av_hwframe_constraints_free) &&
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VA_FUNC_LOADED(av_buffer_ref) && VA_FUNC_LOADED(av_buffer_unref) &&
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VA_FUNC_LOADED(av_hwframe_transfer_get_formats) &&
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VA_FUNC_LOADED(av_hwdevice_ctx_create_derived) &&
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VA_FUNC_LOADED(av_hwframe_ctx_alloc) && VA_FUNC_LOADED(av_dict_set) &&
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VA_FUNC_LOADED(av_dict_free) && VA_FUNC_LOADED(avcodec_get_name) &&
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VA_FUNC_LOADED(av_get_pix_fmt_string) &&
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VA_FUNC_LOADED(vaExportSurfaceHandle) &&
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VA_FUNC_LOADED(vaSyncSurface) && VA_FUNC_LOADED(vaInitialize) &&
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VA_FUNC_LOADED(vaTerminate) && VA_FUNC_LOADED(vaGetDisplayDRM);
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}
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#endif
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} // namespace mozilla
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