2009-03-22 01:32:27 +00:00
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/*
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* Video Acceleration API (video decoding)
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* HW decode acceleration for MPEG-2, MPEG-4, H.264 and VC-1
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*
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* Copyright (C) 2008-2009 Splitted-Desktop Systems
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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2015-07-28 09:16:12 +00:00
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#include "libavutil/log.h"
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2015-09-12 14:11:05 +00:00
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#include "mpegvideo.h"
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2009-03-22 01:32:27 +00:00
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#include "vaapi_internal.h"
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/**
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2011-06-23 20:41:54 +00:00
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* @addtogroup VAAPI_Decoding
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2009-03-22 01:32:27 +00:00
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*
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* @{
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*/
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static void destroy_buffers(VADisplay display, VABufferID *buffers, unsigned int n_buffers)
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{
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unsigned int i;
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for (i = 0; i < n_buffers; i++) {
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2015-07-28 09:34:52 +00:00
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if (buffers[i] != VA_INVALID_ID) {
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2009-03-22 01:32:27 +00:00
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vaDestroyBuffer(display, buffers[i]);
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2015-07-28 09:34:52 +00:00
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buffers[i] = VA_INVALID_ID;
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2009-03-22 01:32:27 +00:00
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}
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}
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}
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2015-07-28 09:16:12 +00:00
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int ff_vaapi_context_init(AVCodecContext *avctx)
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{
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FFVAContext * const vactx = ff_vaapi_get_context(avctx);
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const struct vaapi_context * const user_vactx = avctx->hwaccel_context;
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if (!user_vactx) {
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av_log(avctx, AV_LOG_ERROR, "Hardware acceleration context (hwaccel_context) does not exist.\n");
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return AVERROR(ENOSYS);
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}
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vactx->display = user_vactx->display;
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vactx->config_id = user_vactx->config_id;
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vactx->context_id = user_vactx->context_id;
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2015-07-28 09:34:52 +00:00
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vactx->pic_param_buf_id = VA_INVALID_ID;
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vactx->iq_matrix_buf_id = VA_INVALID_ID;
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vactx->bitplane_buf_id = VA_INVALID_ID;
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2015-07-28 09:16:12 +00:00
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return 0;
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}
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int ff_vaapi_context_fini(AVCodecContext *avctx)
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{
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return 0;
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}
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int ff_vaapi_render_picture(FFVAContext *vactx, VASurfaceID surface)
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2009-03-22 01:32:27 +00:00
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{
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VABufferID va_buffers[3];
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unsigned int n_va_buffers = 0;
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2015-07-28 09:34:52 +00:00
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if (vactx->pic_param_buf_id == VA_INVALID_ID)
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2013-06-17 23:56:06 +00:00
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return 0;
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2009-03-31 08:33:02 +00:00
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vaUnmapBuffer(vactx->display, vactx->pic_param_buf_id);
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2009-03-22 01:32:27 +00:00
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va_buffers[n_va_buffers++] = vactx->pic_param_buf_id;
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2015-07-28 09:34:52 +00:00
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if (vactx->iq_matrix_buf_id != VA_INVALID_ID) {
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2009-03-31 08:33:02 +00:00
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vaUnmapBuffer(vactx->display, vactx->iq_matrix_buf_id);
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2009-03-22 01:32:27 +00:00
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va_buffers[n_va_buffers++] = vactx->iq_matrix_buf_id;
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}
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2015-07-28 09:34:52 +00:00
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if (vactx->bitplane_buf_id != VA_INVALID_ID) {
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2009-03-31 08:33:02 +00:00
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vaUnmapBuffer(vactx->display, vactx->bitplane_buf_id);
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2009-03-22 01:32:27 +00:00
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va_buffers[n_va_buffers++] = vactx->bitplane_buf_id;
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}
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if (vaBeginPicture(vactx->display, vactx->context_id,
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surface) != VA_STATUS_SUCCESS)
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return -1;
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if (vaRenderPicture(vactx->display, vactx->context_id,
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va_buffers, n_va_buffers) != VA_STATUS_SUCCESS)
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return -1;
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if (vaRenderPicture(vactx->display, vactx->context_id,
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vactx->slice_buf_ids,
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vactx->n_slice_buf_ids) != VA_STATUS_SUCCESS)
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return -1;
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if (vaEndPicture(vactx->display, vactx->context_id) != VA_STATUS_SUCCESS)
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return -1;
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return 0;
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}
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2015-07-28 09:16:12 +00:00
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int ff_vaapi_commit_slices(FFVAContext *vactx)
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2009-03-22 01:32:27 +00:00
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{
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VABufferID *slice_buf_ids;
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VABufferID slice_param_buf_id, slice_data_buf_id;
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if (vactx->slice_count == 0)
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return 0;
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slice_buf_ids =
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av_fast_realloc(vactx->slice_buf_ids,
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&vactx->slice_buf_ids_alloc,
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(vactx->n_slice_buf_ids + 2) * sizeof(slice_buf_ids[0]));
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if (!slice_buf_ids)
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return -1;
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vactx->slice_buf_ids = slice_buf_ids;
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2015-07-28 09:34:52 +00:00
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slice_param_buf_id = VA_INVALID_ID;
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2009-03-22 01:32:27 +00:00
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if (vaCreateBuffer(vactx->display, vactx->context_id,
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VASliceParameterBufferType,
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vactx->slice_param_size,
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vactx->slice_count, vactx->slice_params,
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&slice_param_buf_id) != VA_STATUS_SUCCESS)
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return -1;
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vactx->slice_count = 0;
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2015-07-28 09:34:52 +00:00
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slice_data_buf_id = VA_INVALID_ID;
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2009-03-22 01:32:27 +00:00
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if (vaCreateBuffer(vactx->display, vactx->context_id,
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VASliceDataBufferType,
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vactx->slice_data_size,
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1, (void *)vactx->slice_data,
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&slice_data_buf_id) != VA_STATUS_SUCCESS)
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return -1;
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vactx->slice_data = NULL;
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vactx->slice_data_size = 0;
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slice_buf_ids[vactx->n_slice_buf_ids++] = slice_param_buf_id;
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slice_buf_ids[vactx->n_slice_buf_ids++] = slice_data_buf_id;
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return 0;
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}
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2015-07-28 09:16:12 +00:00
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static void *alloc_buffer(FFVAContext *vactx, int type, unsigned int size, uint32_t *buf_id)
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2009-03-31 08:33:02 +00:00
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{
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void *data = NULL;
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2015-07-28 09:34:52 +00:00
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*buf_id = VA_INVALID_ID;
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2009-03-31 08:33:02 +00:00
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if (vaCreateBuffer(vactx->display, vactx->context_id,
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type, size, 1, NULL, buf_id) == VA_STATUS_SUCCESS)
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vaMapBuffer(vactx->display, *buf_id, &data);
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return data;
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}
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2015-07-28 09:16:12 +00:00
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void *ff_vaapi_alloc_pic_param(FFVAContext *vactx, unsigned int size)
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2009-03-31 08:33:02 +00:00
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{
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return alloc_buffer(vactx, VAPictureParameterBufferType, size, &vactx->pic_param_buf_id);
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}
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2015-07-28 09:16:12 +00:00
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void *ff_vaapi_alloc_iq_matrix(FFVAContext *vactx, unsigned int size)
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2009-03-31 08:33:02 +00:00
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{
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return alloc_buffer(vactx, VAIQMatrixBufferType, size, &vactx->iq_matrix_buf_id);
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}
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2015-07-28 09:16:12 +00:00
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uint8_t *ff_vaapi_alloc_bitplane(FFVAContext *vactx, uint32_t size)
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2009-03-31 08:33:02 +00:00
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{
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return alloc_buffer(vactx, VABitPlaneBufferType, size, &vactx->bitplane_buf_id);
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}
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2015-07-28 09:16:12 +00:00
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VASliceParameterBufferBase *ff_vaapi_alloc_slice(FFVAContext *vactx, const uint8_t *buffer, uint32_t size)
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2009-03-22 01:32:27 +00:00
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{
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uint8_t *slice_params;
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VASliceParameterBufferBase *slice_param;
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if (!vactx->slice_data)
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vactx->slice_data = buffer;
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if (vactx->slice_data + vactx->slice_data_size != buffer) {
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2013-02-03 10:10:05 +00:00
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if (ff_vaapi_commit_slices(vactx) < 0)
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2009-03-22 01:32:27 +00:00
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return NULL;
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vactx->slice_data = buffer;
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}
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slice_params =
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av_fast_realloc(vactx->slice_params,
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&vactx->slice_params_alloc,
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(vactx->slice_count + 1) * vactx->slice_param_size);
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if (!slice_params)
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return NULL;
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vactx->slice_params = slice_params;
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slice_param = (VASliceParameterBufferBase *)(slice_params + vactx->slice_count * vactx->slice_param_size);
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slice_param->slice_data_size = size;
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slice_param->slice_data_offset = vactx->slice_data_size;
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slice_param->slice_data_flag = VA_SLICE_DATA_FLAG_ALL;
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vactx->slice_count++;
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vactx->slice_data_size += size;
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return slice_param;
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}
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2013-02-03 10:10:05 +00:00
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void ff_vaapi_common_end_frame(AVCodecContext *avctx)
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2009-03-22 01:32:27 +00:00
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{
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2015-07-28 09:16:12 +00:00
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FFVAContext * const vactx = ff_vaapi_get_context(avctx);
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2009-03-22 01:32:27 +00:00
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2015-03-16 08:57:36 +00:00
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ff_dlog(avctx, "ff_vaapi_common_end_frame()\n");
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2009-03-22 01:32:27 +00:00
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destroy_buffers(vactx->display, &vactx->pic_param_buf_id, 1);
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destroy_buffers(vactx->display, &vactx->iq_matrix_buf_id, 1);
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destroy_buffers(vactx->display, &vactx->bitplane_buf_id, 1);
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destroy_buffers(vactx->display, vactx->slice_buf_ids, vactx->n_slice_buf_ids);
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av_freep(&vactx->slice_buf_ids);
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av_freep(&vactx->slice_params);
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vactx->n_slice_buf_ids = 0;
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vactx->slice_buf_ids_alloc = 0;
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vactx->slice_count = 0;
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vactx->slice_params_alloc = 0;
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2013-02-03 10:10:05 +00:00
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}
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2014-12-14 20:59:27 +00:00
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#if CONFIG_H263_VAAPI_HWACCEL || CONFIG_MPEG1_VAAPI_HWACCEL || \
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CONFIG_MPEG2_VAAPI_HWACCEL || CONFIG_MPEG4_VAAPI_HWACCEL || \
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CONFIG_VC1_VAAPI_HWACCEL || CONFIG_WMV3_VAAPI_HWACCEL
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2013-02-03 10:10:05 +00:00
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int ff_vaapi_mpeg_end_frame(AVCodecContext *avctx)
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{
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2015-07-28 09:16:12 +00:00
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FFVAContext * const vactx = ff_vaapi_get_context(avctx);
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2013-02-03 10:10:05 +00:00
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MpegEncContext *s = avctx->priv_data;
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int ret;
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ret = ff_vaapi_commit_slices(vactx);
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if (ret < 0)
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goto finish;
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ret = ff_vaapi_render_picture(vactx,
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2014-03-31 17:46:29 +00:00
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ff_vaapi_get_surface_id(s->current_picture_ptr->f));
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2013-02-03 10:10:05 +00:00
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if (ret < 0)
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goto finish;
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ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
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finish:
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2013-03-14 14:12:30 +00:00
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ff_vaapi_common_end_frame(avctx);
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2009-03-22 01:32:27 +00:00
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return ret;
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}
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2014-12-14 20:59:27 +00:00
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#endif
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2009-03-22 01:32:27 +00:00
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/* @} */
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