mirror of
https://github.com/mpv-player/mpv
synced 2024-08-28 05:46:13 +02:00
1271 lines
39 KiB
C
1271 lines
39 KiB
C
/*
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* This file is part of mpv.
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*
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* mpv 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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* mpv 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
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* GNU 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 mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <time.h>
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#include <stdbool.h>
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#include <sys/types.h>
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#include <libavutil/common.h>
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#include <libavutil/opt.h>
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#include <libavutil/intreadwrite.h>
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#include <libavutil/pixdesc.h>
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#include "mpv_talloc.h"
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#include "config.h"
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#include "common/msg.h"
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#include "options/options.h"
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#include "misc/bstr.h"
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#include "common/av_common.h"
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#include "common/codecs.h"
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#include "video/fmt-conversion.h"
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#include "vd.h"
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#include "video/img_format.h"
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#include "video/filter/vf.h"
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#include "video/decode/dec_video.h"
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#include "demux/demux.h"
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#include "demux/stheader.h"
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#include "demux/packet.h"
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#include "video/csputils.h"
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#include "video/sws_utils.h"
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#include "video/out/vo.h"
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#include "lavc.h"
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#if AVPALETTE_SIZE != MP_PALETTE_SIZE
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#error palette too large, adapt video/mp_image.h:MP_PALETTE_SIZE
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#endif
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#include "options/m_option.h"
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static void init_avctx(struct dec_video *vd, const char *decoder,
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struct vd_lavc_hwdec *hwdec);
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static void uninit_avctx(struct dec_video *vd);
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static int get_buffer2_direct(AVCodecContext *avctx, AVFrame *pic, int flags);
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static int get_buffer2_hwdec(AVCodecContext *avctx, AVFrame *pic, int flags);
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static enum AVPixelFormat get_format_hwdec(struct AVCodecContext *avctx,
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const enum AVPixelFormat *pix_fmt);
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#define OPT_BASE_STRUCT struct vd_lavc_params
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struct vd_lavc_params {
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int fast;
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int show_all;
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int skip_loop_filter;
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int skip_idct;
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int skip_frame;
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int framedrop;
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int threads;
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int bitexact;
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int check_hw_profile;
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int software_fallback;
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char **avopts;
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int dr;
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};
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static const struct m_opt_choice_alternatives discard_names[] = {
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{"none", AVDISCARD_NONE},
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{"default", AVDISCARD_DEFAULT},
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{"nonref", AVDISCARD_NONREF},
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{"bidir", AVDISCARD_BIDIR},
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{"nonkey", AVDISCARD_NONKEY},
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{"all", AVDISCARD_ALL},
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{0}
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};
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#define OPT_DISCARD(name, field, flags) \
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OPT_GENERAL(int, name, field, flags, .type = CONF_TYPE_CHOICE, \
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.priv = (void *)discard_names)
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const struct m_sub_options vd_lavc_conf = {
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.opts = (const m_option_t[]){
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OPT_FLAG("fast", fast, 0),
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OPT_FLAG("show-all", show_all, 0),
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OPT_DISCARD("skiploopfilter", skip_loop_filter, 0),
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OPT_DISCARD("skipidct", skip_idct, 0),
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OPT_DISCARD("skipframe", skip_frame, 0),
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OPT_DISCARD("framedrop", framedrop, 0),
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OPT_INT("threads", threads, M_OPT_MIN, .min = 0),
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OPT_FLAG("bitexact", bitexact, 0),
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OPT_FLAG("check-hw-profile", check_hw_profile, 0),
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OPT_CHOICE_OR_INT("software-fallback", software_fallback, 0, 1, INT_MAX,
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({"no", INT_MAX}, {"yes", 1})),
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OPT_KEYVALUELIST("o", avopts, 0),
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OPT_FLAG("dr", dr, 0),
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{0}
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},
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.size = sizeof(struct vd_lavc_params),
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.defaults = &(const struct vd_lavc_params){
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.show_all = 0,
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.check_hw_profile = 1,
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.software_fallback = 3,
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.skip_loop_filter = AVDISCARD_DEFAULT,
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.skip_idct = AVDISCARD_DEFAULT,
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.skip_frame = AVDISCARD_DEFAULT,
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.framedrop = AVDISCARD_NONREF,
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},
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};
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extern const struct vd_lavc_hwdec mp_vd_lavc_mediacodec;
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extern const struct vd_lavc_hwdec mp_vd_lavc_mediacodec_copy;
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extern const struct vd_lavc_hwdec mp_vd_lavc_dxva2;
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extern const struct vd_lavc_hwdec mp_vd_lavc_dxva2_copy;
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extern const struct vd_lavc_hwdec mp_vd_lavc_d3d11va;
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extern const struct vd_lavc_hwdec mp_vd_lavc_d3d11va_copy;
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#if HAVE_RPI
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static const struct vd_lavc_hwdec mp_vd_lavc_rpi = {
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.type = HWDEC_RPI,
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.lavc_suffix = "_mmal",
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.image_format = IMGFMT_MMAL,
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};
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static const struct vd_lavc_hwdec mp_vd_lavc_rpi_copy = {
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.type = HWDEC_RPI_COPY,
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.lavc_suffix = "_mmal",
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.copying = true,
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};
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#endif
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static const struct vd_lavc_hwdec mp_vd_lavc_rkmpp = {
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.type = HWDEC_RKMPP,
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.lavc_suffix = "_rkmpp",
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.image_format = IMGFMT_DRMPRIME,
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};
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#if HAVE_CUDA_HWACCEL
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static const struct vd_lavc_hwdec mp_vd_lavc_nvdec = {
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.type = HWDEC_NVDEC,
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.interop_type = HWDEC_CUDA,
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.image_format = IMGFMT_CUDA,
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.generic_hwaccel = true,
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.set_hwframes = true,
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};
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static const struct vd_lavc_hwdec mp_vd_lavc_nvdec_copy = {
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.type = HWDEC_NVDEC_COPY,
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.create_standalone_dev = true,
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.create_standalone_dev_type = AV_HWDEVICE_TYPE_CUDA,
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.generic_hwaccel = true,
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.set_hwframes = true,
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.copying = true,
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};
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static const struct vd_lavc_hwdec mp_vd_lavc_cuda = {
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.type = HWDEC_CUDA,
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.image_format = IMGFMT_CUDA,
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.lavc_suffix = "_cuvid",
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.generic_hwaccel = true,
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};
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static const struct vd_lavc_hwdec mp_vd_lavc_cuda_copy = {
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.type = HWDEC_CUDA_COPY,
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.lavc_suffix = "_cuvid",
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.copying = true,
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};
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#endif
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static const struct vd_lavc_hwdec mp_vd_lavc_crystalhd = {
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.type = HWDEC_CRYSTALHD,
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.lavc_suffix = "_crystalhd",
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.copying = true,
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};
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#if HAVE_VAAPI
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static const struct vd_lavc_hwdec mp_vd_lavc_vaapi = {
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.type = HWDEC_VAAPI,
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.image_format = IMGFMT_VAAPI,
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.generic_hwaccel = true,
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.set_hwframes = true,
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.static_pool = true,
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.pixfmt_map = (const enum AVPixelFormat[][2]) {
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{AV_PIX_FMT_YUV420P10, AV_PIX_FMT_P010},
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{AV_PIX_FMT_YUV420P, AV_PIX_FMT_NV12},
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{AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_NV12},
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{AV_PIX_FMT_NONE}
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},
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};
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#include "video/vaapi.h"
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static const struct vd_lavc_hwdec mp_vd_lavc_vaapi_copy = {
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.type = HWDEC_VAAPI_COPY,
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.copying = true,
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.image_format = IMGFMT_VAAPI,
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.generic_hwaccel = true,
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.set_hwframes = true,
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.static_pool = true,
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.create_dev = va_create_standalone,
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.pixfmt_map = (const enum AVPixelFormat[][2]) {
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{AV_PIX_FMT_YUV420P10, AV_PIX_FMT_P010},
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{AV_PIX_FMT_YUV420P, AV_PIX_FMT_NV12},
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{AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_NV12},
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{AV_PIX_FMT_NONE}
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},
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};
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#endif
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#if HAVE_VDPAU
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static const struct vd_lavc_hwdec mp_vd_lavc_vdpau = {
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.type = HWDEC_VDPAU,
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.image_format = IMGFMT_VDPAU,
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.generic_hwaccel = true,
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.set_hwframes = true,
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.pixfmt_map = (const enum AVPixelFormat[][2]) {
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{AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV420P},
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{AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_YUV420P},
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{AV_PIX_FMT_NONE}
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},
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};
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#include "video/vdpau.h"
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static const struct vd_lavc_hwdec mp_vd_lavc_vdpau_copy = {
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.type = HWDEC_VDPAU_COPY,
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.copying = true,
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.image_format = IMGFMT_VDPAU,
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.generic_hwaccel = true,
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.set_hwframes = true,
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.create_dev = vdpau_create_standalone,
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.pixfmt_map = (const enum AVPixelFormat[][2]) {
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{AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV420P},
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{AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_YUV420P},
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{AV_PIX_FMT_NONE}
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},
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};
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#endif
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#if HAVE_VIDEOTOOLBOX_HWACCEL
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static const struct vd_lavc_hwdec mp_vd_lavc_videotoolbox = {
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.type = HWDEC_VIDEOTOOLBOX,
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.image_format = IMGFMT_VIDEOTOOLBOX,
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.generic_hwaccel = true,
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.set_hwframes = true,
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};
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static const struct vd_lavc_hwdec mp_vd_lavc_videotoolbox_copy = {
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.type = HWDEC_VIDEOTOOLBOX_COPY,
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.copying = true,
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.image_format = IMGFMT_VIDEOTOOLBOX,
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.generic_hwaccel = true,
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.create_standalone_dev = true,
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.create_standalone_dev_type = AV_HWDEVICE_TYPE_VIDEOTOOLBOX,
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.set_hwframes = true,
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.delay_queue = HWDEC_DELAY_QUEUE_COUNT,
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};
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#endif
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static const struct vd_lavc_hwdec *const hwdec_list[] = {
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#if HAVE_RPI
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&mp_vd_lavc_rpi,
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&mp_vd_lavc_rpi_copy,
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#endif
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#if HAVE_VDPAU
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&mp_vd_lavc_vdpau,
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&mp_vd_lavc_vdpau_copy,
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#endif
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#if HAVE_VIDEOTOOLBOX_HWACCEL
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&mp_vd_lavc_videotoolbox,
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&mp_vd_lavc_videotoolbox_copy,
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#endif
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#if HAVE_VAAPI
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&mp_vd_lavc_vaapi,
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&mp_vd_lavc_vaapi_copy,
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#endif
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#if HAVE_D3D_HWACCEL
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&mp_vd_lavc_d3d11va,
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#if HAVE_D3D9_HWACCEL
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&mp_vd_lavc_dxva2,
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&mp_vd_lavc_dxva2_copy,
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#endif
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&mp_vd_lavc_d3d11va_copy,
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#endif
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#if HAVE_ANDROID
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&mp_vd_lavc_mediacodec,
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&mp_vd_lavc_mediacodec_copy,
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#endif
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#if HAVE_CUDA_HWACCEL
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&mp_vd_lavc_nvdec,
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&mp_vd_lavc_nvdec_copy,
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&mp_vd_lavc_cuda,
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&mp_vd_lavc_cuda_copy,
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#endif
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&mp_vd_lavc_crystalhd,
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&mp_vd_lavc_rkmpp,
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NULL
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};
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static struct vd_lavc_hwdec *find_hwcodec(enum hwdec_type api)
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{
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for (int n = 0; hwdec_list[n]; n++) {
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if (hwdec_list[n]->type == api)
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return (struct vd_lavc_hwdec *)hwdec_list[n];
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}
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return NULL;
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}
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static bool hwdec_codec_allowed(struct dec_video *vd, const char *codec)
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{
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bstr s = bstr0(vd->opts->hwdec_codecs);
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while (s.len) {
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bstr item;
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bstr_split_tok(s, ",", &item, &s);
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if (bstr_equals0(item, "all") || bstr_equals0(item, codec))
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return true;
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}
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return false;
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}
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// This is intended to return the name of a decoder for a given wrapper API.
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// Decoder wrappers are usually added to libavcodec with a specific suffix.
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// For example the mmal h264 decoder is named h264_mmal.
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// This API would e.g. return h264_mmal for
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// hwdec_find_decoder("h264", "_mmal").
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// Just concatenating the two names will not always work due to inconsistencies
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// (e.g. "mpeg2video" vs. "mpeg2").
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static const char *hwdec_find_decoder(const char *codec, const char *suffix)
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{
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enum AVCodecID codec_id = mp_codec_to_av_codec_id(codec);
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if (codec_id == AV_CODEC_ID_NONE)
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return NULL;
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AVCodec *cur = NULL;
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for (;;) {
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cur = av_codec_next(cur);
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if (!cur)
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break;
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if (cur->id == codec_id && av_codec_is_decoder(cur) &&
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bstr_endswith0(bstr0(cur->name), suffix))
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return cur->name;
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}
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return NULL;
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}
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// Parallel to hwdec_find_decoder(): return whether a hwdec can use the given
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// decoder. This can't be answered accurately; it works for wrapper decoders
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// only (like mmal), and for real hwaccels this will always return false.
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static bool hwdec_is_wrapper(struct vd_lavc_hwdec *hwdec, const char *decoder)
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{
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if (!hwdec->lavc_suffix)
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return false;
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return bstr_endswith0(bstr0(decoder), hwdec->lavc_suffix);
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}
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static void standalone_dev_destroy(struct mp_hwdec_ctx *ctx)
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{
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av_buffer_unref(&ctx->av_device_ref);
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talloc_free(ctx);
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}
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static struct mp_hwdec_ctx *hwdec_create_dev(struct dec_video *vd,
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struct vd_lavc_hwdec *hwdec,
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bool autoprobe)
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{
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if (hwdec->create_standalone_dev) {
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struct mp_hwdec_ctx *ctx = talloc_ptrtype(NULL, ctx);
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*ctx = (struct mp_hwdec_ctx) {
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.type = hwdec->type,
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.ctx = NULL,
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.destroy = standalone_dev_destroy,
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};
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if (av_hwdevice_ctx_create(&ctx->av_device_ref,
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hwdec->create_standalone_dev_type, NULL, NULL, 0) < 0)
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{
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standalone_dev_destroy(ctx);
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ctx = NULL;
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}
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return ctx;
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}
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if (hwdec->create_dev)
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return hwdec->create_dev(vd->global, vd->log, autoprobe);
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if (vd->hwdec_devs) {
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int type = hwdec->interop_type ? hwdec->interop_type : hwdec->type;
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hwdec_devices_request(vd->hwdec_devs, type);
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return hwdec_devices_get(vd->hwdec_devs, type);
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}
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return NULL;
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}
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static int hwdec_probe(struct dec_video *vd, struct vd_lavc_hwdec *hwdec,
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const char *codec, bool autoprobe)
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{
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vd_ffmpeg_ctx *ctx = vd->priv;
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int r = 0;
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if (hwdec->probe)
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r = hwdec->probe(ctx, hwdec, codec);
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if (hwdec->generic_hwaccel) {
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assert(!hwdec->probe && !hwdec->init && !hwdec->init_decoder &&
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!hwdec->uninit && !hwdec->allocate_image);
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struct mp_hwdec_ctx *dev = hwdec_create_dev(vd, hwdec, autoprobe);
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if (!dev)
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return hwdec->copying ? -1 : HWDEC_ERR_NO_CTX;
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if (dev->emulated)
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r = HWDEC_ERR_EMULATED;
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bool owns_hwdec_dev = !!hwdec->create_dev ||
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hwdec->create_standalone_dev;
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if (owns_hwdec_dev && dev->destroy)
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dev->destroy(dev);
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}
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if (r >= 0) {
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if (hwdec->lavc_suffix && !hwdec_find_decoder(codec, hwdec->lavc_suffix))
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return HWDEC_ERR_NO_CODEC;
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}
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return r;
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}
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static struct vd_lavc_hwdec *probe_hwdec(struct dec_video *vd, bool autoprobe,
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enum hwdec_type api,
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const char *codec)
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{
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MP_VERBOSE(vd, "Probing '%s'...\n", m_opt_choice_str(mp_hwdec_names, api));
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struct vd_lavc_hwdec *hwdec = find_hwcodec(api);
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if (!hwdec) {
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int level = autoprobe ? MSGL_V : MSGL_WARN;
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MP_MSG(vd, level, "Requested hardware decoder not compiled.\n");
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return NULL;
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}
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int r = hwdec_probe(vd, hwdec, codec, autoprobe);
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if (r == HWDEC_ERR_EMULATED) {
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if (autoprobe)
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return NULL;
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// User requested this explicitly.
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MP_WARN(vd, "Using emulated hardware decoding API.\n");
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r = 0;
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}
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if (r >= 0) {
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return hwdec;
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} else if (r == HWDEC_ERR_NO_CODEC) {
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MP_VERBOSE(vd, "Hardware decoder for '%s' with the given API not found "
|
|
"in libavcodec.\n", codec);
|
|
} else if (r == HWDEC_ERR_NO_CTX && !autoprobe) {
|
|
MP_WARN(vd, "VO does not support requested hardware decoder, or "
|
|
"loading it failed.\n");
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static void uninit(struct dec_video *vd)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
|
|
uninit_avctx(vd);
|
|
|
|
pthread_mutex_destroy(&ctx->dr_lock);
|
|
talloc_free(vd->priv);
|
|
}
|
|
|
|
static void force_fallback(struct dec_video *vd)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
|
|
uninit_avctx(vd);
|
|
int lev = ctx->hwdec_notified ? MSGL_WARN : MSGL_V;
|
|
mp_msg(vd->log, lev, "Falling back to software decoding.\n");
|
|
init_avctx(vd, ctx->decoder, NULL);
|
|
}
|
|
|
|
static void reinit(struct dec_video *vd)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
const char *decoder = ctx->decoder;
|
|
const char *codec = vd->codec->codec;
|
|
|
|
uninit_avctx(vd);
|
|
|
|
struct vd_lavc_hwdec *hwdec = NULL;
|
|
|
|
if (hwdec_codec_allowed(vd, codec)) {
|
|
int api = vd->opts->hwdec_api;
|
|
if (HWDEC_IS_AUTO(api)) {
|
|
// If a specific decoder is forced, we should try a hwdec method
|
|
// that works with it, instead of simply failing later at runtime.
|
|
// This is good for avoiding trying "normal" hwaccels on wrapper
|
|
// decoders (like vaapi on a mmal decoder). Since libavcodec doesn't
|
|
// tell us which decoder supports which hwaccel methods without
|
|
// actually running it, do it by detecting such wrapper decoders.
|
|
// On the other hand, e.g. "--hwdec=rpi" should always force the
|
|
// wrapper decoder, so be careful not to break this case.
|
|
bool might_be_wrapper = false;
|
|
for (int n = 0; hwdec_list[n]; n++) {
|
|
struct vd_lavc_hwdec *other = (void *)hwdec_list[n];
|
|
if (hwdec_is_wrapper(other, decoder))
|
|
might_be_wrapper = true;
|
|
}
|
|
for (int n = 0; hwdec_list[n]; n++) {
|
|
hwdec = probe_hwdec(vd, true, hwdec_list[n]->type, codec);
|
|
if (hwdec) {
|
|
if (might_be_wrapper && !hwdec_is_wrapper(hwdec, decoder)) {
|
|
MP_VERBOSE(vd, "This hwaccel is not compatible.\n");
|
|
continue;
|
|
}
|
|
if (api == HWDEC_AUTO_COPY && !hwdec->copying) {
|
|
MP_VERBOSE(vd, "Not using this for auto-copy mode.\n");
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
} else if (api != HWDEC_NONE) {
|
|
hwdec = probe_hwdec(vd, false, api, codec);
|
|
}
|
|
} else {
|
|
MP_VERBOSE(vd, "Not trying to use hardware decoding: codec %s is not "
|
|
"on whitelist, or does not support hardware acceleration.\n",
|
|
codec);
|
|
}
|
|
|
|
if (hwdec) {
|
|
const char *orig_decoder = decoder;
|
|
if (hwdec->lavc_suffix)
|
|
decoder = hwdec_find_decoder(codec, hwdec->lavc_suffix);
|
|
MP_VERBOSE(vd, "Trying hardware decoding.\n");
|
|
if (strcmp(orig_decoder, decoder) != 0)
|
|
MP_VERBOSE(vd, "Using underlying hw-decoder '%s'\n", decoder);
|
|
} else {
|
|
MP_VERBOSE(vd, "Using software decoding.\n");
|
|
}
|
|
|
|
init_avctx(vd, decoder, hwdec);
|
|
if (!ctx->avctx && hwdec)
|
|
force_fallback(vd);
|
|
}
|
|
|
|
static int init(struct dec_video *vd, const char *decoder)
|
|
{
|
|
vd_ffmpeg_ctx *ctx;
|
|
ctx = vd->priv = talloc_zero(NULL, vd_ffmpeg_ctx);
|
|
ctx->log = vd->log;
|
|
ctx->opts = vd->opts;
|
|
ctx->decoder = talloc_strdup(ctx, decoder);
|
|
ctx->hwdec_devs = vd->hwdec_devs;
|
|
ctx->hwdec_swpool = talloc_steal(ctx, mp_image_pool_new(17));
|
|
ctx->dr_pool = talloc_steal(ctx, mp_image_pool_new(INT_MAX));
|
|
|
|
pthread_mutex_init(&ctx->dr_lock, NULL);
|
|
|
|
reinit(vd);
|
|
|
|
if (!ctx->avctx) {
|
|
uninit(vd);
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static void init_avctx(struct dec_video *vd, const char *decoder,
|
|
struct vd_lavc_hwdec *hwdec)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
struct vd_lavc_params *lavc_param = vd->opts->vd_lavc_params;
|
|
struct mp_codec_params *c = vd->codec;
|
|
|
|
assert(!ctx->avctx);
|
|
|
|
AVCodec *lavc_codec = avcodec_find_decoder_by_name(decoder);
|
|
if (!lavc_codec)
|
|
return;
|
|
|
|
const AVCodecDescriptor *desc = avcodec_descriptor_get(lavc_codec->id);
|
|
ctx->intra_only = desc && (desc->props & AV_CODEC_PROP_INTRA_ONLY);
|
|
|
|
ctx->codec_timebase = mp_get_codec_timebase(vd->codec);
|
|
|
|
// This decoder does not read pkt_timebase correctly yet.
|
|
if (strstr(decoder, "_mmal"))
|
|
ctx->codec_timebase = (AVRational){1, 1000000};
|
|
|
|
ctx->pix_fmt = AV_PIX_FMT_NONE;
|
|
ctx->hwdec = hwdec;
|
|
ctx->hwdec_fmt = 0;
|
|
ctx->hwdec_failed = false;
|
|
ctx->hwdec_request_reinit = false;
|
|
ctx->avctx = avcodec_alloc_context3(lavc_codec);
|
|
AVCodecContext *avctx = ctx->avctx;
|
|
if (!ctx->avctx)
|
|
goto error;
|
|
avctx->codec_type = AVMEDIA_TYPE_VIDEO;
|
|
avctx->codec_id = lavc_codec->id;
|
|
|
|
#if LIBAVCODEC_VERSION_MICRO >= 100
|
|
avctx->pkt_timebase = ctx->codec_timebase;
|
|
#endif
|
|
|
|
ctx->pic = av_frame_alloc();
|
|
if (!ctx->pic)
|
|
goto error;
|
|
|
|
if (ctx->hwdec) {
|
|
avctx->opaque = vd;
|
|
avctx->thread_count = 1;
|
|
avctx->hwaccel_flags |= AV_HWACCEL_FLAG_IGNORE_LEVEL;
|
|
if (!lavc_param->check_hw_profile)
|
|
avctx->hwaccel_flags |= AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH;
|
|
if (ctx->hwdec->image_format)
|
|
avctx->get_format = get_format_hwdec;
|
|
if (ctx->hwdec->allocate_image)
|
|
avctx->get_buffer2 = get_buffer2_hwdec;
|
|
if (ctx->hwdec->init && ctx->hwdec->init(ctx) < 0)
|
|
goto error;
|
|
if (ctx->hwdec->generic_hwaccel) {
|
|
ctx->hwdec_dev = hwdec_create_dev(vd, ctx->hwdec, false);
|
|
if (!ctx->hwdec_dev)
|
|
goto error;
|
|
ctx->owns_hwdec_dev = !!ctx->hwdec->create_dev ||
|
|
ctx->hwdec->create_standalone_dev;
|
|
if (ctx->hwdec_dev->restore_device)
|
|
ctx->hwdec_dev->restore_device(ctx->hwdec_dev);
|
|
if (!ctx->hwdec->set_hwframes)
|
|
avctx->hw_device_ctx = av_buffer_ref(ctx->hwdec_dev->av_device_ref);
|
|
}
|
|
ctx->max_delay_queue = ctx->hwdec->delay_queue;
|
|
ctx->hw_probing = true;
|
|
} else {
|
|
mp_set_avcodec_threads(vd->log, avctx, lavc_param->threads);
|
|
}
|
|
|
|
if (!ctx->hwdec && vd->vo && lavc_param->dr) {
|
|
avctx->opaque = vd;
|
|
avctx->get_buffer2 = get_buffer2_direct;
|
|
avctx->thread_safe_callbacks = 1;
|
|
}
|
|
|
|
avctx->flags |= lavc_param->bitexact ? AV_CODEC_FLAG_BITEXACT : 0;
|
|
avctx->flags2 |= lavc_param->fast ? AV_CODEC_FLAG2_FAST : 0;
|
|
|
|
if (lavc_param->show_all)
|
|
avctx->flags |= AV_CODEC_FLAG_OUTPUT_CORRUPT;
|
|
|
|
avctx->skip_loop_filter = lavc_param->skip_loop_filter;
|
|
avctx->skip_idct = lavc_param->skip_idct;
|
|
avctx->skip_frame = lavc_param->skip_frame;
|
|
|
|
mp_set_avopts(vd->log, avctx, lavc_param->avopts);
|
|
|
|
// Do this after the above avopt handling in case it changes values
|
|
ctx->skip_frame = avctx->skip_frame;
|
|
|
|
if (mp_set_avctx_codec_headers(avctx, c) < 0) {
|
|
MP_ERR(vd, "Could not set codec parameters.\n");
|
|
goto error;
|
|
}
|
|
|
|
/* open it */
|
|
if (avcodec_open2(avctx, lavc_codec, NULL) < 0)
|
|
goto error;
|
|
|
|
return;
|
|
|
|
error:
|
|
MP_ERR(vd, "Could not open codec.\n");
|
|
uninit_avctx(vd);
|
|
}
|
|
|
|
static void reset_avctx(struct dec_video *vd)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
|
|
if (ctx->avctx && avcodec_is_open(ctx->avctx))
|
|
avcodec_flush_buffers(ctx->avctx);
|
|
ctx->flushing = false;
|
|
ctx->hwdec_request_reinit = false;
|
|
}
|
|
|
|
static void flush_all(struct dec_video *vd)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
|
|
for (int n = 0; n < ctx->num_delay_queue; n++)
|
|
talloc_free(ctx->delay_queue[n]);
|
|
ctx->num_delay_queue = 0;
|
|
|
|
for (int n = 0; n < ctx->num_sent_packets; n++)
|
|
talloc_free(ctx->sent_packets[n]);
|
|
ctx->num_sent_packets = 0;
|
|
|
|
for (int n = 0; n < ctx->num_requeue_packets; n++)
|
|
talloc_free(ctx->requeue_packets[n]);
|
|
ctx->num_requeue_packets = 0;
|
|
|
|
reset_avctx(vd);
|
|
}
|
|
|
|
static void uninit_avctx(struct dec_video *vd)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
|
|
flush_all(vd);
|
|
av_frame_free(&ctx->pic);
|
|
av_buffer_unref(&ctx->cached_hw_frames_ctx);
|
|
|
|
if (ctx->hwdec && ctx->hwdec->uninit)
|
|
ctx->hwdec->uninit(ctx);
|
|
ctx->hwdec = NULL;
|
|
assert(ctx->hwdec_priv == NULL);
|
|
|
|
avcodec_free_context(&ctx->avctx);
|
|
|
|
if (ctx->hwdec_dev && ctx->owns_hwdec_dev && ctx->hwdec_dev->destroy)
|
|
ctx->hwdec_dev->destroy(ctx->hwdec_dev);
|
|
ctx->hwdec_dev = NULL;
|
|
ctx->owns_hwdec_dev = false;
|
|
|
|
ctx->hwdec_failed = false;
|
|
ctx->hwdec_fail_count = 0;
|
|
ctx->max_delay_queue = 0;
|
|
ctx->hw_probing = false;
|
|
}
|
|
|
|
static int init_generic_hwaccel(struct dec_video *vd, enum AVPixelFormat hw_fmt)
|
|
{
|
|
struct lavc_ctx *ctx = vd->priv;
|
|
struct vd_lavc_hwdec *hwdec = ctx->hwdec;
|
|
AVBufferRef *new_frames_ctx = NULL;
|
|
|
|
if (!ctx->hwdec_dev)
|
|
goto error;
|
|
|
|
if (!hwdec->set_hwframes)
|
|
return 0;
|
|
|
|
if (!ctx->hwdec_dev->av_device_ref) {
|
|
MP_ERR(ctx, "Missing device context.\n");
|
|
goto error;
|
|
}
|
|
|
|
if (avcodec_get_hw_frames_parameters(ctx->avctx,
|
|
ctx->hwdec_dev->av_device_ref, hw_fmt, &new_frames_ctx) < 0)
|
|
{
|
|
MP_VERBOSE(ctx, "Hardware decoding of this stream is unsupported?\n");
|
|
goto error;
|
|
}
|
|
|
|
AVHWFramesContext *new_fctx = (void *)new_frames_ctx->data;
|
|
|
|
if (hwdec->image_format == IMGFMT_VIDEOTOOLBOX)
|
|
new_fctx->sw_format = imgfmt2pixfmt(vd->opts->videotoolbox_format);
|
|
|
|
// The video output might not support all formats.
|
|
// Note that supported_formats==NULL means any are accepted.
|
|
int *render_formats = ctx->hwdec_dev->supported_formats;
|
|
if (render_formats) {
|
|
int mp_format = pixfmt2imgfmt(new_fctx->sw_format);
|
|
bool found = false;
|
|
for (int n = 0; render_formats[n]; n++) {
|
|
if (render_formats[n] == mp_format) {
|
|
found = true;
|
|
break;
|
|
}
|
|
}
|
|
if (!found) {
|
|
MP_WARN(ctx, "Surface format %s not supported for direct rendering.\n",
|
|
mp_imgfmt_to_name(mp_format));
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
// 1 surface is already included by libavcodec. The field is 0 if the
|
|
// hwaccel supports dynamic surface allocation.
|
|
if (new_fctx->initial_pool_size)
|
|
new_fctx->initial_pool_size += HWDEC_EXTRA_SURFACES - 1;
|
|
|
|
if (ctx->hwdec->hwframes_refine)
|
|
ctx->hwdec->hwframes_refine(ctx, new_frames_ctx);
|
|
|
|
// We might be able to reuse a previously allocated frame pool.
|
|
if (ctx->cached_hw_frames_ctx) {
|
|
AVHWFramesContext *old_fctx = (void *)ctx->cached_hw_frames_ctx->data;
|
|
|
|
if (new_fctx->format != old_fctx->format ||
|
|
new_fctx->sw_format != old_fctx->sw_format ||
|
|
new_fctx->width != old_fctx->width ||
|
|
new_fctx->height != old_fctx->height ||
|
|
new_fctx->initial_pool_size != old_fctx->initial_pool_size)
|
|
av_buffer_unref(&ctx->cached_hw_frames_ctx);
|
|
}
|
|
|
|
if (!ctx->cached_hw_frames_ctx) {
|
|
if (av_hwframe_ctx_init(new_frames_ctx) < 0) {
|
|
MP_ERR(ctx, "Failed to allocate hw frames.\n");
|
|
goto error;
|
|
}
|
|
|
|
ctx->cached_hw_frames_ctx = new_frames_ctx;
|
|
new_frames_ctx = NULL;
|
|
}
|
|
|
|
ctx->avctx->hw_frames_ctx = av_buffer_ref(ctx->cached_hw_frames_ctx);
|
|
if (!ctx->avctx->hw_frames_ctx)
|
|
goto error;
|
|
|
|
av_buffer_unref(&new_frames_ctx);
|
|
return 0;
|
|
|
|
error:
|
|
av_buffer_unref(&new_frames_ctx);
|
|
av_buffer_unref(&ctx->cached_hw_frames_ctx);
|
|
return -1;
|
|
}
|
|
|
|
static enum AVPixelFormat get_format_hwdec(struct AVCodecContext *avctx,
|
|
const enum AVPixelFormat *fmt)
|
|
{
|
|
struct dec_video *vd = avctx->opaque;
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
|
|
MP_VERBOSE(vd, "Pixel formats supported by decoder:");
|
|
for (int i = 0; fmt[i] != AV_PIX_FMT_NONE; i++)
|
|
MP_VERBOSE(vd, " %s", av_get_pix_fmt_name(fmt[i]));
|
|
MP_VERBOSE(vd, "\n");
|
|
|
|
const char *profile = avcodec_profile_name(avctx->codec_id, avctx->profile);
|
|
MP_VERBOSE(vd, "Codec profile: %s (0x%x)\n", profile ? profile : "unknown",
|
|
avctx->profile);
|
|
|
|
assert(ctx->hwdec);
|
|
|
|
ctx->hwdec_request_reinit |= ctx->hwdec_failed;
|
|
ctx->hwdec_failed = false;
|
|
|
|
enum AVPixelFormat select = AV_PIX_FMT_NONE;
|
|
for (int i = 0; fmt[i] != AV_PIX_FMT_NONE; i++) {
|
|
if (ctx->hwdec->image_format == pixfmt2imgfmt(fmt[i])) {
|
|
if (ctx->hwdec->generic_hwaccel) {
|
|
if (init_generic_hwaccel(vd, fmt[i]) < 0)
|
|
break;
|
|
select = fmt[i];
|
|
break;
|
|
}
|
|
// There could be more reasons for a change, and it's possible
|
|
// that we miss some. (Might also depend on the hwaccel type.)
|
|
bool change =
|
|
ctx->hwdec_w != avctx->coded_width ||
|
|
ctx->hwdec_h != avctx->coded_height ||
|
|
ctx->hwdec_fmt != ctx->hwdec->image_format ||
|
|
ctx->hwdec_profile != avctx->profile ||
|
|
ctx->hwdec_request_reinit ||
|
|
ctx->hwdec->volatile_context;
|
|
ctx->hwdec_w = avctx->coded_width;
|
|
ctx->hwdec_h = avctx->coded_height;
|
|
ctx->hwdec_fmt = ctx->hwdec->image_format;
|
|
ctx->hwdec_profile = avctx->profile;
|
|
ctx->hwdec_request_reinit = false;
|
|
if (change && ctx->hwdec->init_decoder) {
|
|
if (ctx->hwdec->init_decoder(ctx, ctx->hwdec_w, ctx->hwdec_h) < 0)
|
|
{
|
|
ctx->hwdec_fmt = 0;
|
|
break;
|
|
}
|
|
}
|
|
select = fmt[i];
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (select == AV_PIX_FMT_NONE) {
|
|
ctx->hwdec_failed = true;
|
|
for (int i = 0; fmt[i] != AV_PIX_FMT_NONE; i++) {
|
|
const AVPixFmtDescriptor *d = av_pix_fmt_desc_get(fmt[i]);
|
|
if (d && !(d->flags & AV_PIX_FMT_FLAG_HWACCEL)) {
|
|
select = fmt[i];
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
const char *name = av_get_pix_fmt_name(select);
|
|
MP_VERBOSE(vd, "Requesting pixfmt '%s' from decoder.\n", name ? name : "-");
|
|
return select;
|
|
}
|
|
|
|
static int get_buffer2_direct(AVCodecContext *avctx, AVFrame *pic, int flags)
|
|
{
|
|
struct dec_video *vd = avctx->opaque;
|
|
vd_ffmpeg_ctx *p = vd->priv;
|
|
|
|
pthread_mutex_lock(&p->dr_lock);
|
|
|
|
int w = pic->width;
|
|
int h = pic->height;
|
|
int linesize_align[AV_NUM_DATA_POINTERS] = {0};
|
|
avcodec_align_dimensions2(avctx, &w, &h, linesize_align);
|
|
|
|
// We assume that different alignments are just different power-of-2s.
|
|
// Thus, a higher alignment always satisfies a lower alignment.
|
|
int stride_align = 0;
|
|
for (int n = 0; n < AV_NUM_DATA_POINTERS; n++)
|
|
stride_align = MPMAX(stride_align, linesize_align[n]);
|
|
|
|
int imgfmt = pixfmt2imgfmt(pic->format);
|
|
if (!imgfmt)
|
|
goto fallback;
|
|
|
|
if (p->dr_failed)
|
|
goto fallback;
|
|
|
|
// (For simplicity, we realloc on any parameter change, instead of trying
|
|
// to be clever.)
|
|
if (stride_align != p->dr_stride_align || w != p->dr_w || h != p->dr_h ||
|
|
imgfmt != p->dr_imgfmt)
|
|
{
|
|
mp_image_pool_clear(p->dr_pool);
|
|
p->dr_imgfmt = imgfmt;
|
|
p->dr_w = w;
|
|
p->dr_h = h;
|
|
p->dr_stride_align = stride_align;
|
|
MP_VERBOSE(p, "DR parameter change to %dx%d %s align=%d\n", w, h,
|
|
mp_imgfmt_to_name(imgfmt), stride_align);
|
|
}
|
|
|
|
struct mp_image *img = mp_image_pool_get_no_alloc(p->dr_pool, imgfmt, w, h);
|
|
if (!img) {
|
|
MP_VERBOSE(p, "Allocating new DR image...\n");
|
|
img = vo_get_image(vd->vo, imgfmt, w, h, stride_align);
|
|
if (!img) {
|
|
MP_VERBOSE(p, "...failed..\n");
|
|
goto fallback;
|
|
}
|
|
|
|
// Now make the mp_image part of the pool. This requires doing magic to
|
|
// the image, so just add it to the pool and get it back to avoid
|
|
// dealing with magic ourselves. (Normally this never fails.)
|
|
mp_image_pool_add(p->dr_pool, img);
|
|
img = mp_image_pool_get_no_alloc(p->dr_pool, imgfmt, w, h);
|
|
if (!img)
|
|
goto fallback;
|
|
}
|
|
|
|
// get_buffer2 callers seem very unappreciative of overwriting pic with a
|
|
// new reference. The AVCodecContext.get_buffer2 comments tell us exactly
|
|
// what we should do, so follow that.
|
|
for (int n = 0; n < 4; n++) {
|
|
pic->data[n] = img->planes[n];
|
|
pic->linesize[n] = img->stride[n];
|
|
pic->buf[n] = img->bufs[n];
|
|
img->bufs[n] = NULL;
|
|
}
|
|
talloc_free(img);
|
|
|
|
pthread_mutex_unlock(&p->dr_lock);
|
|
|
|
return 0;
|
|
|
|
fallback:
|
|
if (!p->dr_failed)
|
|
MP_VERBOSE(p, "DR failed - disabling.\n");
|
|
p->dr_failed = true;
|
|
pthread_mutex_unlock(&p->dr_lock);
|
|
|
|
return avcodec_default_get_buffer2(avctx, pic, flags);
|
|
}
|
|
|
|
static int get_buffer2_hwdec(AVCodecContext *avctx, AVFrame *pic, int flags)
|
|
{
|
|
struct dec_video *vd = avctx->opaque;
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
|
|
int imgfmt = pixfmt2imgfmt(pic->format);
|
|
if (!ctx->hwdec || ctx->hwdec_fmt != imgfmt)
|
|
ctx->hwdec_failed = true;
|
|
|
|
/* Hardware decoding failed, and we will trigger a proper fallback later
|
|
* when returning from the decode call. (We are forcing complete
|
|
* reinitialization later to reset the thread count properly.)
|
|
*/
|
|
if (ctx->hwdec_failed)
|
|
return avcodec_default_get_buffer2(avctx, pic, flags);
|
|
|
|
// We expect it to use the exact size used to create the hw decoder in
|
|
// get_format_hwdec(). For cropped video, this is expected to be the
|
|
// uncropped size (usually coded_width/coded_height).
|
|
int w = pic->width;
|
|
int h = pic->height;
|
|
|
|
if (imgfmt != ctx->hwdec_fmt && w != ctx->hwdec_w && h != ctx->hwdec_h)
|
|
return AVERROR(EINVAL);
|
|
|
|
struct mp_image *mpi = ctx->hwdec->allocate_image(ctx, w, h);
|
|
if (!mpi)
|
|
return AVERROR(ENOMEM);
|
|
|
|
for (int i = 0; i < 4; i++) {
|
|
pic->data[i] = mpi->planes[i];
|
|
pic->buf[i] = mpi->bufs[i];
|
|
mpi->bufs[i] = NULL;
|
|
}
|
|
talloc_free(mpi);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static bool prepare_decoding(struct dec_video *vd)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
AVCodecContext *avctx = ctx->avctx;
|
|
struct vd_lavc_params *opts = ctx->opts->vd_lavc_params;
|
|
|
|
if (!avctx || ctx->hwdec_failed)
|
|
return false;
|
|
|
|
int drop = ctx->framedrop_flags;
|
|
if (drop == 1) {
|
|
avctx->skip_frame = opts->framedrop; // normal framedrop
|
|
} else if (drop == 2) {
|
|
avctx->skip_frame = AVDISCARD_NONREF; // hr-seek framedrop
|
|
// Can be much more aggressive for true intra codecs.
|
|
if (ctx->intra_only)
|
|
avctx->skip_frame = AVDISCARD_ALL;
|
|
} else {
|
|
avctx->skip_frame = ctx->skip_frame; // normal playback
|
|
}
|
|
|
|
if (ctx->hwdec_request_reinit)
|
|
reset_avctx(vd);
|
|
|
|
return true;
|
|
}
|
|
|
|
static void handle_err(struct dec_video *vd)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
struct vd_lavc_params *opts = ctx->opts->vd_lavc_params;
|
|
|
|
MP_WARN(vd, "Error while decoding frame!\n");
|
|
|
|
if (ctx->hwdec) {
|
|
ctx->hwdec_fail_count += 1;
|
|
if (ctx->hwdec_fail_count >= opts->software_fallback)
|
|
ctx->hwdec_failed = true;
|
|
}
|
|
}
|
|
|
|
static bool do_send_packet(struct dec_video *vd, struct demux_packet *pkt)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
AVCodecContext *avctx = ctx->avctx;
|
|
|
|
if (!prepare_decoding(vd))
|
|
return false;
|
|
|
|
if (avctx->skip_frame == AVDISCARD_ALL)
|
|
return true;
|
|
|
|
AVPacket avpkt;
|
|
mp_set_av_packet(&avpkt, pkt, &ctx->codec_timebase);
|
|
|
|
int ret = avcodec_send_packet(avctx, pkt ? &avpkt : NULL);
|
|
if (ret == AVERROR(EAGAIN) || ret == AVERROR_EOF)
|
|
return false;
|
|
|
|
if (ctx->hw_probing && ctx->num_sent_packets < 32) {
|
|
pkt = pkt ? demux_copy_packet(pkt) : NULL;
|
|
MP_TARRAY_APPEND(ctx, ctx->sent_packets, ctx->num_sent_packets, pkt);
|
|
}
|
|
|
|
if (ret < 0)
|
|
handle_err(vd);
|
|
return true;
|
|
}
|
|
|
|
static bool send_packet(struct dec_video *vd, struct demux_packet *pkt)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
|
|
if (ctx->num_requeue_packets) {
|
|
if (do_send_packet(vd, ctx->requeue_packets[0])) {
|
|
talloc_free(ctx->requeue_packets[0]);
|
|
MP_TARRAY_REMOVE_AT(ctx->requeue_packets, ctx->num_requeue_packets, 0);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
return do_send_packet(vd, pkt);
|
|
}
|
|
|
|
// Returns whether decoder is still active (!EOF state).
|
|
static bool decode_frame(struct dec_video *vd)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
AVCodecContext *avctx = ctx->avctx;
|
|
|
|
if (!prepare_decoding(vd))
|
|
return true;
|
|
|
|
int ret = avcodec_receive_frame(avctx, ctx->pic);
|
|
if (ret == AVERROR_EOF) {
|
|
// If flushing was initialized earlier and has ended now, make it start
|
|
// over in case we get new packets at some point in the future.
|
|
reset_avctx(vd);
|
|
return false;
|
|
} else if (ret < 0 && ret != AVERROR(EAGAIN)) {
|
|
handle_err(vd);
|
|
}
|
|
|
|
if (!ctx->pic->buf[0])
|
|
return true;
|
|
|
|
ctx->hwdec_fail_count = 0;
|
|
|
|
AVFrameSideData *sd = NULL;
|
|
sd = av_frame_get_side_data(ctx->pic, AV_FRAME_DATA_A53_CC);
|
|
if (sd) {
|
|
struct demux_packet *cc = new_demux_packet_from(sd->data, sd->size);
|
|
cc->pts = vd->codec_pts;
|
|
cc->dts = vd->codec_dts;
|
|
demuxer_feed_caption(vd->header, cc);
|
|
}
|
|
|
|
struct mp_image *mpi = mp_image_from_av_frame(ctx->pic);
|
|
if (!mpi) {
|
|
av_frame_unref(ctx->pic);
|
|
return true;
|
|
}
|
|
assert(mpi->planes[0] || mpi->planes[3]);
|
|
mpi->pts = mp_pts_from_av(ctx->pic->pts, &ctx->codec_timebase);
|
|
mpi->dts = mp_pts_from_av(ctx->pic->pkt_dts, &ctx->codec_timebase);
|
|
|
|
#if LIBAVCODEC_VERSION_MICRO >= 100
|
|
mpi->pkt_duration =
|
|
mp_pts_from_av(ctx->pic->pkt_duration, &ctx->codec_timebase);
|
|
#endif
|
|
|
|
av_frame_unref(ctx->pic);
|
|
|
|
MP_TARRAY_APPEND(ctx, ctx->delay_queue, ctx->num_delay_queue, mpi);
|
|
return true;
|
|
}
|
|
|
|
static bool receive_frame(struct dec_video *vd, struct mp_image **out_image)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
|
|
assert(!*out_image);
|
|
|
|
bool progress = decode_frame(vd);
|
|
|
|
if (ctx->hwdec_failed) {
|
|
// Failed hardware decoding? Try again in software.
|
|
struct demux_packet **pkts = ctx->sent_packets;
|
|
int num_pkts = ctx->num_sent_packets;
|
|
ctx->sent_packets = NULL;
|
|
ctx->num_sent_packets = 0;
|
|
|
|
force_fallback(vd);
|
|
|
|
ctx->requeue_packets = pkts;
|
|
ctx->num_requeue_packets = num_pkts;
|
|
}
|
|
|
|
if (!ctx->num_delay_queue)
|
|
return progress;
|
|
|
|
if (ctx->num_delay_queue <= ctx->max_delay_queue && progress)
|
|
return true;
|
|
|
|
struct mp_image *res = ctx->delay_queue[0];
|
|
MP_TARRAY_REMOVE_AT(ctx->delay_queue, ctx->num_delay_queue, 0);
|
|
|
|
if (ctx->hwdec && ctx->hwdec->process_image)
|
|
res = ctx->hwdec->process_image(ctx, res);
|
|
|
|
res = res ? mp_img_swap_to_native(res) : NULL;
|
|
if (!res)
|
|
return progress;
|
|
|
|
if (ctx->hwdec && ctx->hwdec->copying && (res->fmt.flags & MP_IMGFLAG_HWACCEL))
|
|
{
|
|
struct mp_image *sw = mp_image_hw_download(res, ctx->hwdec_swpool);
|
|
mp_image_unrefp(&res);
|
|
res = sw;
|
|
if (!res) {
|
|
MP_ERR(vd, "Could not copy back hardware decoded frame.\n");
|
|
ctx->hwdec_fail_count = INT_MAX - 1; // force fallback
|
|
handle_err(vd);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (!ctx->hwdec_notified && vd->opts->hwdec_api != HWDEC_NONE) {
|
|
if (ctx->hwdec) {
|
|
MP_INFO(vd, "Using hardware decoding (%s).\n",
|
|
m_opt_choice_str(mp_hwdec_names, ctx->hwdec->type));
|
|
} else {
|
|
MP_VERBOSE(vd, "Using software decoding.\n");
|
|
}
|
|
ctx->hwdec_notified = true;
|
|
}
|
|
|
|
if (ctx->hw_probing) {
|
|
for (int n = 0; n < ctx->num_sent_packets; n++)
|
|
talloc_free(ctx->sent_packets[n]);
|
|
ctx->num_sent_packets = 0;
|
|
ctx->hw_probing = false;
|
|
}
|
|
|
|
*out_image = res;
|
|
return true;
|
|
}
|
|
|
|
static int control(struct dec_video *vd, int cmd, void *arg)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = vd->priv;
|
|
switch (cmd) {
|
|
case VDCTRL_RESET:
|
|
flush_all(vd);
|
|
return CONTROL_TRUE;
|
|
case VDCTRL_SET_FRAMEDROP:
|
|
ctx->framedrop_flags = *(int *)arg;
|
|
return CONTROL_TRUE;
|
|
case VDCTRL_GET_BFRAMES: {
|
|
AVCodecContext *avctx = ctx->avctx;
|
|
if (!avctx)
|
|
break;
|
|
if (ctx->hwdec && ctx->hwdec->type == HWDEC_RPI)
|
|
break; // MMAL has arbitrary buffering, thus unknown
|
|
*(int *)arg = avctx->has_b_frames;
|
|
return CONTROL_TRUE;
|
|
}
|
|
case VDCTRL_GET_HWDEC: {
|
|
*(int *)arg = ctx->hwdec ? ctx->hwdec->type : 0;
|
|
return CONTROL_TRUE;
|
|
}
|
|
case VDCTRL_FORCE_HWDEC_FALLBACK:
|
|
if (ctx->hwdec) {
|
|
force_fallback(vd);
|
|
return ctx->avctx ? CONTROL_OK : CONTROL_ERROR;
|
|
}
|
|
return CONTROL_FALSE;
|
|
case VDCTRL_REINIT:
|
|
reinit(vd);
|
|
return CONTROL_TRUE;
|
|
}
|
|
return CONTROL_UNKNOWN;
|
|
}
|
|
|
|
static void add_decoders(struct mp_decoder_list *list)
|
|
{
|
|
mp_add_lavc_decoders(list, AVMEDIA_TYPE_VIDEO);
|
|
}
|
|
|
|
const struct vd_functions mpcodecs_vd_ffmpeg = {
|
|
.name = "lavc",
|
|
.add_decoders = add_decoders,
|
|
.init = init,
|
|
.uninit = uninit,
|
|
.control = control,
|
|
.send_packet = send_packet,
|
|
.receive_frame = receive_frame,
|
|
};
|