mirror of
https://github.com/pineappleEA/pineapple-src.git
synced 2024-12-04 23:18:26 -05:00
529 lines
17 KiB
C
Executable File
529 lines
17 KiB
C
Executable File
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "config.h"
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#include <stdint.h>
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#include <string.h>
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#include <vdpau/vdpau.h>
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#include "buffer.h"
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#include "common.h"
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#include "hwcontext.h"
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#include "hwcontext_internal.h"
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#include "hwcontext_vdpau.h"
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#include "mem.h"
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#include "pixfmt.h"
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#include "pixdesc.h"
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typedef struct VDPAUDeviceContext {
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VdpVideoSurfaceQueryGetPutBitsYCbCrCapabilities *get_transfer_caps;
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VdpVideoSurfaceGetBitsYCbCr *get_data;
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VdpVideoSurfacePutBitsYCbCr *put_data;
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VdpVideoSurfaceCreate *surf_create;
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VdpVideoSurfaceDestroy *surf_destroy;
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enum AVPixelFormat *pix_fmts[8];
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int nb_pix_fmts[8];
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} VDPAUDeviceContext;
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typedef struct VDPAUFramesContext {
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VdpVideoSurfaceGetBitsYCbCr *get_data;
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VdpVideoSurfacePutBitsYCbCr *put_data;
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VdpChromaType chroma_type;
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int chroma_idx;
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const enum AVPixelFormat *pix_fmts;
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int nb_pix_fmts;
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} VDPAUFramesContext;
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typedef struct VDPAUPixFmtMap {
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VdpYCbCrFormat vdpau_fmt;
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enum AVPixelFormat pix_fmt;
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} VDPAUPixFmtMap;
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static const VDPAUPixFmtMap pix_fmts_420[] = {
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{ VDP_YCBCR_FORMAT_NV12, AV_PIX_FMT_NV12 },
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{ VDP_YCBCR_FORMAT_YV12, AV_PIX_FMT_YUV420P },
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#ifdef VDP_YCBCR_FORMAT_P016
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{ VDP_YCBCR_FORMAT_P016, AV_PIX_FMT_P016 },
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{ VDP_YCBCR_FORMAT_P010, AV_PIX_FMT_P010 },
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#endif
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{ 0, AV_PIX_FMT_NONE, },
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};
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static const VDPAUPixFmtMap pix_fmts_422[] = {
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{ VDP_YCBCR_FORMAT_NV12, AV_PIX_FMT_NV16 },
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{ VDP_YCBCR_FORMAT_YV12, AV_PIX_FMT_YUV422P },
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{ VDP_YCBCR_FORMAT_UYVY, AV_PIX_FMT_UYVY422 },
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{ VDP_YCBCR_FORMAT_YUYV, AV_PIX_FMT_YUYV422 },
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{ 0, AV_PIX_FMT_NONE, },
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};
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static const VDPAUPixFmtMap pix_fmts_444[] = {
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#ifdef VDP_YCBCR_FORMAT_Y_U_V_444
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{ VDP_YCBCR_FORMAT_Y_U_V_444, AV_PIX_FMT_YUV444P },
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#endif
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#ifdef VDP_YCBCR_FORMAT_P016
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{VDP_YCBCR_FORMAT_Y_U_V_444_16, AV_PIX_FMT_YUV444P16},
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#endif
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{ 0, AV_PIX_FMT_NONE, },
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};
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static const struct {
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VdpChromaType chroma_type;
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enum AVPixelFormat frames_sw_format;
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const VDPAUPixFmtMap *map;
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} vdpau_pix_fmts[] = {
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{ VDP_CHROMA_TYPE_420, AV_PIX_FMT_YUV420P, pix_fmts_420 },
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{ VDP_CHROMA_TYPE_422, AV_PIX_FMT_YUV422P, pix_fmts_422 },
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{ VDP_CHROMA_TYPE_444, AV_PIX_FMT_YUV444P, pix_fmts_444 },
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#ifdef VDP_YCBCR_FORMAT_P016
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{ VDP_CHROMA_TYPE_420_16, AV_PIX_FMT_YUV420P10, pix_fmts_420 },
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{ VDP_CHROMA_TYPE_420_16, AV_PIX_FMT_YUV420P12, pix_fmts_420 },
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{ VDP_CHROMA_TYPE_422_16, AV_PIX_FMT_YUV422P10, pix_fmts_422 },
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{ VDP_CHROMA_TYPE_444_16, AV_PIX_FMT_YUV444P10, pix_fmts_444 },
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{ VDP_CHROMA_TYPE_444_16, AV_PIX_FMT_YUV444P12, pix_fmts_444 },
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#endif
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};
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static int count_pixfmts(const VDPAUPixFmtMap *map)
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{
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int count = 0;
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while (map->pix_fmt != AV_PIX_FMT_NONE) {
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map++;
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count++;
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}
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return count;
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}
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static int vdpau_init_pixmfts(AVHWDeviceContext *ctx)
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{
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AVVDPAUDeviceContext *hwctx = ctx->hwctx;
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VDPAUDeviceContext *priv = ctx->internal->priv;
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int i;
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for (i = 0; i < FF_ARRAY_ELEMS(priv->pix_fmts); i++) {
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const VDPAUPixFmtMap *map = vdpau_pix_fmts[i].map;
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int nb_pix_fmts;
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nb_pix_fmts = count_pixfmts(map);
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priv->pix_fmts[i] = av_malloc_array(nb_pix_fmts + 1, sizeof(*priv->pix_fmts[i]));
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if (!priv->pix_fmts[i])
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return AVERROR(ENOMEM);
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nb_pix_fmts = 0;
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while (map->pix_fmt != AV_PIX_FMT_NONE) {
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VdpBool supported;
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VdpStatus err = priv->get_transfer_caps(hwctx->device, vdpau_pix_fmts[i].chroma_type,
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map->vdpau_fmt, &supported);
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if (err == VDP_STATUS_OK && supported)
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priv->pix_fmts[i][nb_pix_fmts++] = map->pix_fmt;
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map++;
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}
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priv->pix_fmts[i][nb_pix_fmts++] = AV_PIX_FMT_NONE;
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priv->nb_pix_fmts[i] = nb_pix_fmts;
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}
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return 0;
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}
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#define GET_CALLBACK(id, result) \
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do { \
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void *tmp; \
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err = hwctx->get_proc_address(hwctx->device, id, &tmp); \
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if (err != VDP_STATUS_OK) { \
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av_log(ctx, AV_LOG_ERROR, "Error getting the " #id " callback.\n"); \
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return AVERROR_UNKNOWN; \
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} \
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result = tmp; \
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} while (0)
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static int vdpau_device_init(AVHWDeviceContext *ctx)
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{
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AVVDPAUDeviceContext *hwctx = ctx->hwctx;
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VDPAUDeviceContext *priv = ctx->internal->priv;
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VdpStatus err;
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int ret;
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GET_CALLBACK(VDP_FUNC_ID_VIDEO_SURFACE_QUERY_GET_PUT_BITS_Y_CB_CR_CAPABILITIES,
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priv->get_transfer_caps);
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GET_CALLBACK(VDP_FUNC_ID_VIDEO_SURFACE_GET_BITS_Y_CB_CR, priv->get_data);
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GET_CALLBACK(VDP_FUNC_ID_VIDEO_SURFACE_PUT_BITS_Y_CB_CR, priv->put_data);
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GET_CALLBACK(VDP_FUNC_ID_VIDEO_SURFACE_CREATE, priv->surf_create);
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GET_CALLBACK(VDP_FUNC_ID_VIDEO_SURFACE_DESTROY, priv->surf_destroy);
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ret = vdpau_init_pixmfts(ctx);
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if (ret < 0) {
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av_log(ctx, AV_LOG_ERROR, "Error querying the supported pixel formats\n");
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return ret;
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}
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return 0;
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}
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static void vdpau_device_uninit(AVHWDeviceContext *ctx)
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{
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VDPAUDeviceContext *priv = ctx->internal->priv;
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int i;
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for (i = 0; i < FF_ARRAY_ELEMS(priv->pix_fmts); i++)
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av_freep(&priv->pix_fmts[i]);
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}
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static int vdpau_frames_get_constraints(AVHWDeviceContext *ctx,
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const void *hwconfig,
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AVHWFramesConstraints *constraints)
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{
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VDPAUDeviceContext *priv = ctx->internal->priv;
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int nb_sw_formats = 0;
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int i;
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constraints->valid_sw_formats = av_malloc_array(FF_ARRAY_ELEMS(vdpau_pix_fmts) + 1,
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sizeof(*constraints->valid_sw_formats));
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if (!constraints->valid_sw_formats)
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return AVERROR(ENOMEM);
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for (i = 0; i < FF_ARRAY_ELEMS(vdpau_pix_fmts); i++) {
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if (priv->nb_pix_fmts[i] > 1)
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constraints->valid_sw_formats[nb_sw_formats++] = vdpau_pix_fmts[i].frames_sw_format;
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}
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constraints->valid_sw_formats[nb_sw_formats] = AV_PIX_FMT_NONE;
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constraints->valid_hw_formats = av_malloc_array(2, sizeof(*constraints->valid_hw_formats));
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if (!constraints->valid_hw_formats)
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return AVERROR(ENOMEM);
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constraints->valid_hw_formats[0] = AV_PIX_FMT_VDPAU;
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constraints->valid_hw_formats[1] = AV_PIX_FMT_NONE;
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return 0;
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}
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static void vdpau_buffer_free(void *opaque, uint8_t *data)
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{
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AVHWFramesContext *ctx = opaque;
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VDPAUDeviceContext *device_priv = ctx->device_ctx->internal->priv;
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VdpVideoSurface surf = (VdpVideoSurface)(uintptr_t)data;
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device_priv->surf_destroy(surf);
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}
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static AVBufferRef *vdpau_pool_alloc(void *opaque, int size)
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{
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AVHWFramesContext *ctx = opaque;
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VDPAUFramesContext *priv = ctx->internal->priv;
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AVVDPAUDeviceContext *device_hwctx = ctx->device_ctx->hwctx;
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VDPAUDeviceContext *device_priv = ctx->device_ctx->internal->priv;
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AVBufferRef *ret;
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VdpVideoSurface surf;
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VdpStatus err;
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err = device_priv->surf_create(device_hwctx->device, priv->chroma_type,
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ctx->width, ctx->height, &surf);
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if (err != VDP_STATUS_OK) {
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av_log(ctx, AV_LOG_ERROR, "Error allocating a VDPAU video surface\n");
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return NULL;
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}
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ret = av_buffer_create((uint8_t*)(uintptr_t)surf, sizeof(surf),
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vdpau_buffer_free, ctx, AV_BUFFER_FLAG_READONLY);
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if (!ret) {
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device_priv->surf_destroy(surf);
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return NULL;
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}
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return ret;
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}
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static int vdpau_frames_init(AVHWFramesContext *ctx)
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{
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VDPAUDeviceContext *device_priv = ctx->device_ctx->internal->priv;
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VDPAUFramesContext *priv = ctx->internal->priv;
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int i;
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for (i = 0; i < FF_ARRAY_ELEMS(vdpau_pix_fmts); i++) {
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if (vdpau_pix_fmts[i].frames_sw_format == ctx->sw_format) {
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priv->chroma_type = vdpau_pix_fmts[i].chroma_type;
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priv->chroma_idx = i;
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priv->pix_fmts = device_priv->pix_fmts[i];
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priv->nb_pix_fmts = device_priv->nb_pix_fmts[i];
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break;
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}
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}
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if (priv->nb_pix_fmts < 2) {
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av_log(ctx, AV_LOG_ERROR, "Unsupported sw format: %s\n",
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av_get_pix_fmt_name(ctx->sw_format));
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return AVERROR(ENOSYS);
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}
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if (!ctx->pool) {
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ctx->internal->pool_internal = av_buffer_pool_init2(sizeof(VdpVideoSurface), ctx,
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vdpau_pool_alloc, NULL);
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if (!ctx->internal->pool_internal)
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return AVERROR(ENOMEM);
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}
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priv->get_data = device_priv->get_data;
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priv->put_data = device_priv->put_data;
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return 0;
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}
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static int vdpau_get_buffer(AVHWFramesContext *ctx, AVFrame *frame)
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{
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frame->buf[0] = av_buffer_pool_get(ctx->pool);
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if (!frame->buf[0])
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return AVERROR(ENOMEM);
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frame->data[3] = frame->buf[0]->data;
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frame->format = AV_PIX_FMT_VDPAU;
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frame->width = ctx->width;
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frame->height = ctx->height;
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return 0;
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}
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static int vdpau_transfer_get_formats(AVHWFramesContext *ctx,
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enum AVHWFrameTransferDirection dir,
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enum AVPixelFormat **formats)
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{
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VDPAUFramesContext *priv = ctx->internal->priv;
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enum AVPixelFormat *fmts;
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if (priv->nb_pix_fmts == 1) {
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av_log(ctx, AV_LOG_ERROR,
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"No target formats are supported for this chroma type\n");
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return AVERROR(ENOSYS);
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}
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fmts = av_malloc_array(priv->nb_pix_fmts, sizeof(*fmts));
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if (!fmts)
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return AVERROR(ENOMEM);
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memcpy(fmts, priv->pix_fmts, sizeof(*fmts) * (priv->nb_pix_fmts));
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*formats = fmts;
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return 0;
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}
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static int vdpau_transfer_data_from(AVHWFramesContext *ctx, AVFrame *dst,
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const AVFrame *src)
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{
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VDPAUFramesContext *priv = ctx->internal->priv;
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VdpVideoSurface surf = (VdpVideoSurface)(uintptr_t)src->data[3];
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void *data[3];
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uint32_t linesize[3];
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const VDPAUPixFmtMap *map;
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VdpYCbCrFormat vdpau_format;
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VdpStatus err;
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int i;
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for (i = 0; i< FF_ARRAY_ELEMS(data) && dst->data[i]; i++) {
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data[i] = dst->data[i];
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if (dst->linesize[i] < 0 || dst->linesize[i] > UINT32_MAX) {
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av_log(ctx, AV_LOG_ERROR,
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"The linesize %d cannot be represented as uint32\n",
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dst->linesize[i]);
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return AVERROR(ERANGE);
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}
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linesize[i] = dst->linesize[i];
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}
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map = vdpau_pix_fmts[priv->chroma_idx].map;
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for (i = 0; map[i].pix_fmt != AV_PIX_FMT_NONE; i++) {
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if (map[i].pix_fmt == dst->format) {
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vdpau_format = map[i].vdpau_fmt;
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break;
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}
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}
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if (map[i].pix_fmt == AV_PIX_FMT_NONE) {
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av_log(ctx, AV_LOG_ERROR,
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"Unsupported target pixel format: %s\n",
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av_get_pix_fmt_name(dst->format));
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return AVERROR(EINVAL);
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}
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if ((vdpau_format == VDP_YCBCR_FORMAT_YV12)
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#ifdef VDP_YCBCR_FORMAT_Y_U_V_444
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|| (vdpau_format == VDP_YCBCR_FORMAT_Y_U_V_444)
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#endif
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#ifdef VDP_YCBCR_FORMAT_P016
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|| (vdpau_format == VDP_YCBCR_FORMAT_Y_U_V_444_16)
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#endif
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)
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FFSWAP(void*, data[1], data[2]);
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err = priv->get_data(surf, vdpau_format, data, linesize);
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if (err != VDP_STATUS_OK) {
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av_log(ctx, AV_LOG_ERROR, "Error retrieving the data from a VDPAU surface\n");
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return AVERROR_UNKNOWN;
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}
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return 0;
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}
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static int vdpau_transfer_data_to(AVHWFramesContext *ctx, AVFrame *dst,
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const AVFrame *src)
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{
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VDPAUFramesContext *priv = ctx->internal->priv;
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VdpVideoSurface surf = (VdpVideoSurface)(uintptr_t)dst->data[3];
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const void *data[3];
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uint32_t linesize[3];
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const VDPAUPixFmtMap *map;
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VdpYCbCrFormat vdpau_format;
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VdpStatus err;
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int i;
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for (i = 0; i< FF_ARRAY_ELEMS(data) && src->data[i]; i++) {
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data[i] = src->data[i];
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if (src->linesize[i] < 0 || src->linesize[i] > UINT32_MAX) {
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av_log(ctx, AV_LOG_ERROR,
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"The linesize %d cannot be represented as uint32\n",
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src->linesize[i]);
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return AVERROR(ERANGE);
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}
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linesize[i] = src->linesize[i];
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}
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map = vdpau_pix_fmts[priv->chroma_idx].map;
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for (i = 0; map[i].pix_fmt != AV_PIX_FMT_NONE; i++) {
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if (map[i].pix_fmt == src->format) {
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vdpau_format = map[i].vdpau_fmt;
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break;
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}
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}
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if (map[i].pix_fmt == AV_PIX_FMT_NONE) {
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av_log(ctx, AV_LOG_ERROR,
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"Unsupported source pixel format: %s\n",
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av_get_pix_fmt_name(src->format));
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return AVERROR(EINVAL);
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}
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if ((vdpau_format == VDP_YCBCR_FORMAT_YV12)
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#ifdef VDP_YCBCR_FORMAT_Y_U_V_444
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|| (vdpau_format == VDP_YCBCR_FORMAT_Y_U_V_444)
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#endif
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)
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FFSWAP(const void*, data[1], data[2]);
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err = priv->put_data(surf, vdpau_format, data, linesize);
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if (err != VDP_STATUS_OK) {
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av_log(ctx, AV_LOG_ERROR, "Error uploading the data to a VDPAU surface\n");
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return AVERROR_UNKNOWN;
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}
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return 0;
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}
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#if HAVE_VDPAU_X11
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#include <vdpau/vdpau_x11.h>
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#include <X11/Xlib.h>
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typedef struct VDPAUDevicePriv {
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VdpDeviceDestroy *device_destroy;
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Display *dpy;
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} VDPAUDevicePriv;
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static void vdpau_device_free(AVHWDeviceContext *ctx)
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{
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AVVDPAUDeviceContext *hwctx = ctx->hwctx;
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VDPAUDevicePriv *priv = ctx->user_opaque;
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if (priv->device_destroy)
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priv->device_destroy(hwctx->device);
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if (priv->dpy)
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XCloseDisplay(priv->dpy);
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av_freep(&priv);
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}
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static int vdpau_device_create(AVHWDeviceContext *ctx, const char *device,
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AVDictionary *opts, int flags)
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{
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AVVDPAUDeviceContext *hwctx = ctx->hwctx;
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VDPAUDevicePriv *priv;
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VdpStatus err;
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VdpGetInformationString *get_information_string;
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const char *display, *vendor;
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priv = av_mallocz(sizeof(*priv));
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if (!priv)
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return AVERROR(ENOMEM);
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ctx->user_opaque = priv;
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ctx->free = vdpau_device_free;
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priv->dpy = XOpenDisplay(device);
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if (!priv->dpy) {
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av_log(ctx, AV_LOG_ERROR, "Cannot open the X11 display %s.\n",
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XDisplayName(device));
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return AVERROR_UNKNOWN;
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}
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display = XDisplayString(priv->dpy);
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err = vdp_device_create_x11(priv->dpy, XDefaultScreen(priv->dpy),
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&hwctx->device, &hwctx->get_proc_address);
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if (err != VDP_STATUS_OK) {
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av_log(ctx, AV_LOG_ERROR, "VDPAU device creation on X11 display %s failed.\n",
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display);
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return AVERROR_UNKNOWN;
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}
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GET_CALLBACK(VDP_FUNC_ID_GET_INFORMATION_STRING, get_information_string);
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GET_CALLBACK(VDP_FUNC_ID_DEVICE_DESTROY, priv->device_destroy);
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get_information_string(&vendor);
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av_log(ctx, AV_LOG_VERBOSE, "Successfully created a VDPAU device (%s) on "
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"X11 display %s\n", vendor, display);
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return 0;
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}
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#endif
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const HWContextType ff_hwcontext_type_vdpau = {
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.type = AV_HWDEVICE_TYPE_VDPAU,
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.name = "VDPAU",
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.device_hwctx_size = sizeof(AVVDPAUDeviceContext),
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.device_priv_size = sizeof(VDPAUDeviceContext),
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.frames_priv_size = sizeof(VDPAUFramesContext),
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#if HAVE_VDPAU_X11
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.device_create = vdpau_device_create,
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#endif
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.device_init = vdpau_device_init,
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.device_uninit = vdpau_device_uninit,
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.frames_get_constraints = vdpau_frames_get_constraints,
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.frames_init = vdpau_frames_init,
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.frames_get_buffer = vdpau_get_buffer,
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.transfer_get_formats = vdpau_transfer_get_formats,
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.transfer_data_to = vdpau_transfer_data_to,
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.transfer_data_from = vdpau_transfer_data_from,
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.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_VDPAU, AV_PIX_FMT_NONE },
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};
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