path: root/video/out/vo_vdpau.c

/*
 * VDPAU video output driver
 *
 * Copyright (C) 2008 NVIDIA (Rajib Mahapatra <rmahapatra@nvidia.com>)
 * Copyright (C) 2009 Uoti Urpala
 *
 * This file is part of MPlayer.
 *
 * MPlayer is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * MPlayer is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

/*
 * Actual decoding is done in video/decode/vdpau.c
 */

#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <stdbool.h>
#include <limits.h>
#include <assert.h>

#include <libavutil/common.h>

#include "config.h"
#include "video/vdpau.h"
#include "video/hwdec.h"
#include "common/msg.h"
#include "options/options.h"
#include "talloc.h"
#include "vo.h"
#include "x11_common.h"
#include "video/csputils.h"
#include "sub/osd.h"
#include "options/m_option.h"
#include "video/vfcap.h"
#include "video/mp_image.h"
#include "osdep/timer.h"
#include "bitmap_packer.h"

#define WRAP_ADD(x, a, m) ((a) < 0 \
                           ? ((x)+(a)+(m) < (m) ? (x)+(a)+(m) : (x)+(a)) \
                           : ((x)+(a) < (m) ? (x)+(a) : (x)+(a)-(m)))


/* number of video and output surfaces */
#define MAX_OUTPUT_SURFACES                15
#define NUM_BUFFERED_VIDEO                 5

/* Pixelformat used for output surfaces */
#define OUTPUT_RGBA_FORMAT VDP_RGBA_FORMAT_B8G8R8A8

/*
 * Global variable declaration - VDPAU specific
 */

struct vdpctx {
    struct mp_vdpau_ctx               *mpvdp;
    struct vdp_functions              *vdp;
    VdpDevice                          vdp_device;
    uint64_t                           preemption_counter;

    struct m_color                     colorkey;

    VdpPresentationQueueTarget         flip_target;
    VdpPresentationQueue               flip_queue;
    uint64_t                           last_vdp_time;
    uint64_t                           last_sync_update;

    VdpOutputSurface                   output_surfaces[MAX_OUTPUT_SURFACES];
    VdpOutputSurface                   screenshot_surface;
    int                                num_output_surfaces;
    VdpOutputSurface                   rgb_surfaces[NUM_BUFFERED_VIDEO];
    VdpOutputSurface                   black_pixel;
    struct buffered_video_surface {
        // Either surface or rgb_surface is used (never both)
        VdpVideoSurface surface;
        VdpOutputSurface rgb_surface;
        double pts;
        mp_image_t *mpi;
    } buffered_video[NUM_BUFFERED_VIDEO];
    int                                deint_queue_pos;

    // State for redrawing the screen after seek-reset
    int                                prev_deint_queue_pos;

    int                                output_surface_width, output_surface_height;

    int                                force_yuv;
    VdpVideoMixer                      video_mixer;
    struct mp_csp_details              colorspace;
    int                                user_deint;
    int                                deint;
    int                                deint_type;
    int                                pullup;
    float                              denoise;
    float                              sharpen;
    int                                hqscaling;
    int                                chroma_deint;
    int                                flip_offset_window;
    int                                flip_offset_fs;
    int                                top_field_first;
    bool                               flip;

    VdpRect                            src_rect_vid;
    VdpRect                            out_rect_vid;
    struct mp_osd_res                  osd_rect;

    int                                surface_num; // indexes output_surfaces
    int                                query_surface_num;
    VdpTime                            recent_vsync_time;
    float                              user_fps;
    int                                composite_detect;
    unsigned int                       vsync_interval;
    uint64_t                           last_queue_time;
    uint64_t                           queue_time[MAX_OUTPUT_SURFACES];
    uint64_t                           last_ideal_time;
    bool                               dropped_frame;
    uint64_t                           dropped_time;
    uint32_t                           vid_width, vid_height;
    uint32_t                           image_format;
    VdpChromaType                      vdp_chroma_type;
    VdpYCbCrFormat                     vdp_pixel_format;
    bool                               rgb_mode;

    // OSD
    struct osd_bitmap_surface {
        VdpRGBAFormat format;
        VdpBitmapSurface surface;
        uint32_t max_width;
        uint32_t max_height;
        struct bitmap_packer *packer;
        // List of surfaces to be rendered
        struct osd_target {
            VdpRect source;
            VdpRect dest;
            VdpColor color;
        } *targets;
        int targets_size;
        int render_count;
        int bitmap_id;
        int bitmap_pos_id;
    } osd_surfaces[MAX_OSD_PARTS];

    // Video equalizer
    struct mp_csp_equalizer video_eq;
};

static bool status_ok(struct vo *vo);

static int change_vdptime_sync(struct vo *vo, int64_t *t)
{
    struct vdpctx *vc = vo->priv;
    struct vdp_functions *vdp = vc->vdp;
    VdpStatus vdp_st;
    VdpTime vdp_time;
    vdp_st = vdp->presentation_queue_get_time(vc->flip_queue, &vdp_time);
    CHECK_VDP_ERROR(vo, "Error when calling vdp_presentation_queue_get_time");
    uint64_t t1 = *t;
    uint64_t t2 = mp_time_us();
    uint64_t old = vc->last_vdp_time + (t1 - vc->last_sync_update) * 1000ULL;
    if (vdp_time > old) {
        if (vdp_time > old + (t2 - t1) * 1000ULL)
            vdp_time -= (t2 - t1) * 1000ULL;
        else
            vdp_time = old;
    }
    MP_DBG(vo, "adjusting VdpTime offset by %f µs\n",
           (int64_t)(vdp_time - old) / 1000.);
    vc->last_vdp_time = vdp_time;
    vc->last_sync_update = t1;
    *t = t2;