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![Michael Niedermayer](/assets/img/avatar_default.png)
* qatar/master: adpcm: use sign_extend() mpeg12: fix mpeg_decode_slice context parameter type Revert "mpeg12: move full_pel from MpegEncContext to Mpeg1Context" Conflicts: libavcodec/mpeg12.c libavcodec/mpeg12.h Merged-by: Michael Niedermayer <michaelni@gmx.at>
410 lines
17 KiB
C
410 lines
17 KiB
C
/*
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* Video Decode and Presentation API for UNIX (VDPAU) is used for
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* HW decode acceleration for MPEG-1/2, MPEG-4 ASP, H.264 and VC-1.
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*
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* Copyright (c) 2008 NVIDIA
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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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#include <limits.h>
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#include "avcodec.h"
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#include "h264.h"
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#include "vc1.h"
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#undef NDEBUG
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#include <assert.h>
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#include "vdpau.h"
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#include "vdpau_internal.h"
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/**
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* @addtogroup VDPAU_Decoding
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*
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* @{
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*/
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void ff_vdpau_h264_set_reference_frames(MpegEncContext *s)
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{
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H264Context *h = s->avctx->priv_data;
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struct vdpau_render_state *render, *render_ref;
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VdpReferenceFrameH264 *rf, *rf2;
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Picture *pic;
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int i, list, pic_frame_idx;
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render = (struct vdpau_render_state *)s->current_picture_ptr->f.data[0];
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assert(render);
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rf = &render->info.h264.referenceFrames[0];
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#define H264_RF_COUNT FF_ARRAY_ELEMS(render->info.h264.referenceFrames)
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for (list = 0; list < 2; ++list) {
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Picture **lp = list ? h->long_ref : h->short_ref;
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int ls = list ? 16 : h->short_ref_count;
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for (i = 0; i < ls; ++i) {
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pic = lp[i];
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if (!pic || !pic->f.reference)
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continue;
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pic_frame_idx = pic->long_ref ? pic->pic_id : pic->frame_num;
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render_ref = (struct vdpau_render_state *)pic->f.data[0];
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assert(render_ref);
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rf2 = &render->info.h264.referenceFrames[0];
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while (rf2 != rf) {
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if (
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(rf2->surface == render_ref->surface)
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&& (rf2->is_long_term == pic->long_ref)
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&& (rf2->frame_idx == pic_frame_idx)
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)
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break;
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++rf2;
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}
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if (rf2 != rf) {
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rf2->top_is_reference |= (pic->f.reference & PICT_TOP_FIELD) ? VDP_TRUE : VDP_FALSE;
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rf2->bottom_is_reference |= (pic->f.reference & PICT_BOTTOM_FIELD) ? VDP_TRUE : VDP_FALSE;
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continue;
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}
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if (rf >= &render->info.h264.referenceFrames[H264_RF_COUNT])
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continue;
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rf->surface = render_ref->surface;
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rf->is_long_term = pic->long_ref;
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rf->top_is_reference = (pic->f.reference & PICT_TOP_FIELD) ? VDP_TRUE : VDP_FALSE;
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rf->bottom_is_reference = (pic->f.reference & PICT_BOTTOM_FIELD) ? VDP_TRUE : VDP_FALSE;
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rf->field_order_cnt[0] = pic->field_poc[0];
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rf->field_order_cnt[1] = pic->field_poc[1];
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rf->frame_idx = pic_frame_idx;
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++rf;
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}
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}
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for (; rf < &render->info.h264.referenceFrames[H264_RF_COUNT]; ++rf) {
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rf->surface = VDP_INVALID_HANDLE;
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rf->is_long_term = 0;
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rf->top_is_reference = 0;
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rf->bottom_is_reference = 0;
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rf->field_order_cnt[0] = 0;
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rf->field_order_cnt[1] = 0;
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rf->frame_idx = 0;
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}
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}
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void ff_vdpau_add_data_chunk(MpegEncContext *s,
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const uint8_t *buf, int buf_size)
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{
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struct vdpau_render_state *render;
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render = (struct vdpau_render_state *)s->current_picture_ptr->f.data[0];
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assert(render);
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render->bitstream_buffers= av_fast_realloc(
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render->bitstream_buffers,
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&render->bitstream_buffers_allocated,
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sizeof(*render->bitstream_buffers)*(render->bitstream_buffers_used + 1)
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);
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render->bitstream_buffers[render->bitstream_buffers_used].struct_version = VDP_BITSTREAM_BUFFER_VERSION;
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render->bitstream_buffers[render->bitstream_buffers_used].bitstream = buf;
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render->bitstream_buffers[render->bitstream_buffers_used].bitstream_bytes = buf_size;
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render->bitstream_buffers_used++;
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}
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void ff_vdpau_h264_picture_start(MpegEncContext *s)
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{
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H264Context *h = s->avctx->priv_data;
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struct vdpau_render_state *render;
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int i;
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render = (struct vdpau_render_state *)s->current_picture_ptr->f.data[0];
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assert(render);
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for (i = 0; i < 2; ++i) {
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int foc = s->current_picture_ptr->field_poc[i];
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if (foc == INT_MAX)
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foc = 0;
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render->info.h264.field_order_cnt[i] = foc;
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}
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render->info.h264.frame_num = h->frame_num;
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}
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void ff_vdpau_h264_picture_complete(MpegEncContext *s)
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{
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H264Context *h = s->avctx->priv_data;
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struct vdpau_render_state *render;
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render = (struct vdpau_render_state *)s->current_picture_ptr->f.data[0];
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assert(render);
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render->info.h264.slice_count = h->slice_num;
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if (render->info.h264.slice_count < 1)
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return;
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render->info.h264.is_reference = (s->current_picture_ptr->f.reference & 3) ? VDP_TRUE : VDP_FALSE;
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render->info.h264.field_pic_flag = s->picture_structure != PICT_FRAME;
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render->info.h264.bottom_field_flag = s->picture_structure == PICT_BOTTOM_FIELD;
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render->info.h264.num_ref_frames = h->sps.ref_frame_count;
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render->info.h264.mb_adaptive_frame_field_flag = h->sps.mb_aff && !render->info.h264.field_pic_flag;
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render->info.h264.constrained_intra_pred_flag = h->pps.constrained_intra_pred;
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render->info.h264.weighted_pred_flag = h->pps.weighted_pred;
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render->info.h264.weighted_bipred_idc = h->pps.weighted_bipred_idc;
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render->info.h264.frame_mbs_only_flag = h->sps.frame_mbs_only_flag;
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render->info.h264.transform_8x8_mode_flag = h->pps.transform_8x8_mode;
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render->info.h264.chroma_qp_index_offset = h->pps.chroma_qp_index_offset[0];
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render->info.h264.second_chroma_qp_index_offset = h->pps.chroma_qp_index_offset[1];
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render->info.h264.pic_init_qp_minus26 = h->pps.init_qp - 26;
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render->info.h264.num_ref_idx_l0_active_minus1 = h->pps.ref_count[0] - 1;
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render->info.h264.num_ref_idx_l1_active_minus1 = h->pps.ref_count[1] - 1;
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render->info.h264.log2_max_frame_num_minus4 = h->sps.log2_max_frame_num - 4;
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render->info.h264.pic_order_cnt_type = h->sps.poc_type;
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render->info.h264.log2_max_pic_order_cnt_lsb_minus4 = h->sps.poc_type ? 0 : h->sps.log2_max_poc_lsb - 4;
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render->info.h264.delta_pic_order_always_zero_flag = h->sps.delta_pic_order_always_zero_flag;
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render->info.h264.direct_8x8_inference_flag = h->sps.direct_8x8_inference_flag;
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render->info.h264.entropy_coding_mode_flag = h->pps.cabac;
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render->info.h264.pic_order_present_flag = h->pps.pic_order_present;
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render->info.h264.deblocking_filter_control_present_flag = h->pps.deblocking_filter_parameters_present;
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render->info.h264.redundant_pic_cnt_present_flag = h->pps.redundant_pic_cnt_present;
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memcpy(render->info.h264.scaling_lists_4x4, h->pps.scaling_matrix4, sizeof(render->info.h264.scaling_lists_4x4));
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memcpy(render->info.h264.scaling_lists_8x8[0], h->pps.scaling_matrix8[0], sizeof(render->info.h264.scaling_lists_8x8[0]));
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memcpy(render->info.h264.scaling_lists_8x8[1], h->pps.scaling_matrix8[3], sizeof(render->info.h264.scaling_lists_8x8[0]));
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ff_draw_horiz_band(s, 0, s->avctx->height);
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render->bitstream_buffers_used = 0;
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}
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void ff_vdpau_mpeg_picture_complete(MpegEncContext *s, const uint8_t *buf,
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int buf_size, int slice_count)
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{
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struct vdpau_render_state *render, *last, *next;
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int i;
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if (!s->current_picture_ptr) return;
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render = (struct vdpau_render_state *)s->current_picture_ptr->f.data[0];
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assert(render);
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/* fill VdpPictureInfoMPEG1Or2 struct */
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render->info.mpeg.picture_structure = s->picture_structure;
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render->info.mpeg.picture_coding_type = s->pict_type;
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render->info.mpeg.intra_dc_precision = s->intra_dc_precision;
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render->info.mpeg.frame_pred_frame_dct = s->frame_pred_frame_dct;
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render->info.mpeg.concealment_motion_vectors = s->concealment_motion_vectors;
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render->info.mpeg.intra_vlc_format = s->intra_vlc_format;
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render->info.mpeg.alternate_scan = s->alternate_scan;
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render->info.mpeg.q_scale_type = s->q_scale_type;
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render->info.mpeg.top_field_first = s->top_field_first;
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render->info.mpeg.full_pel_forward_vector = s->full_pel[0]; // MPEG-1 only. Set 0 for MPEG-2
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render->info.mpeg.full_pel_backward_vector = s->full_pel[1]; // MPEG-1 only. Set 0 for MPEG-2
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render->info.mpeg.f_code[0][0] = s->mpeg_f_code[0][0]; // For MPEG-1 fill both horiz. & vert.
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render->info.mpeg.f_code[0][1] = s->mpeg_f_code[0][1];
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render->info.mpeg.f_code[1][0] = s->mpeg_f_code[1][0];
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render->info.mpeg.f_code[1][1] = s->mpeg_f_code[1][1];
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for (i = 0; i < 64; ++i) {
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render->info.mpeg.intra_quantizer_matrix[i] = s->intra_matrix[i];
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render->info.mpeg.non_intra_quantizer_matrix[i] = s->inter_matrix[i];
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}
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render->info.mpeg.forward_reference = VDP_INVALID_HANDLE;
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render->info.mpeg.backward_reference = VDP_INVALID_HANDLE;
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switch(s->pict_type){
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case AV_PICTURE_TYPE_B:
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next = (struct vdpau_render_state *)s->next_picture.f.data[0];
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assert(next);
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render->info.mpeg.backward_reference = next->surface;
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// no return here, going to set forward prediction
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case AV_PICTURE_TYPE_P:
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last = (struct vdpau_render_state *)s->last_picture.f.data[0];
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if (!last) // FIXME: Does this test make sense?
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last = render; // predict second field from the first
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render->info.mpeg.forward_reference = last->surface;
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}
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ff_vdpau_add_data_chunk(s, buf, buf_size);
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render->info.mpeg.slice_count = slice_count;
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if (slice_count)
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ff_draw_horiz_band(s, 0, s->avctx->height);
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render->bitstream_buffers_used = 0;
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}
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void ff_vdpau_vc1_decode_picture(MpegEncContext *s, const uint8_t *buf,
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int buf_size)
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{
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VC1Context *v = s->avctx->priv_data;
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struct vdpau_render_state *render, *last, *next;
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render = (struct vdpau_render_state *)s->current_picture.f.data[0];
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assert(render);
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/* fill LvPictureInfoVC1 struct */
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render->info.vc1.frame_coding_mode = v->fcm;
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render->info.vc1.postprocflag = v->postprocflag;
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render->info.vc1.pulldown = v->broadcast;
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render->info.vc1.interlace = v->interlace;
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render->info.vc1.tfcntrflag = v->tfcntrflag;
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render->info.vc1.finterpflag = v->finterpflag;
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render->info.vc1.psf = v->psf;
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render->info.vc1.dquant = v->dquant;
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render->info.vc1.panscan_flag = v->panscanflag;
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render->info.vc1.refdist_flag = v->refdist_flag;
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render->info.vc1.quantizer = v->quantizer_mode;
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render->info.vc1.extended_mv = v->extended_mv;
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render->info.vc1.extended_dmv = v->extended_dmv;
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render->info.vc1.overlap = v->overlap;
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render->info.vc1.vstransform = v->vstransform;
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render->info.vc1.loopfilter = v->s.loop_filter;
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render->info.vc1.fastuvmc = v->fastuvmc;
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render->info.vc1.range_mapy_flag = v->range_mapy_flag;
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render->info.vc1.range_mapy = v->range_mapy;
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render->info.vc1.range_mapuv_flag = v->range_mapuv_flag;
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render->info.vc1.range_mapuv = v->range_mapuv;
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/* Specific to simple/main profile only */
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render->info.vc1.multires = v->multires;
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render->info.vc1.syncmarker = v->s.resync_marker;
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render->info.vc1.rangered = v->rangered | (v->rangeredfrm << 1);
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render->info.vc1.maxbframes = v->s.max_b_frames;
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render->info.vc1.deblockEnable = v->postprocflag & 1;
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render->info.vc1.pquant = v->pq;
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render->info.vc1.forward_reference = VDP_INVALID_HANDLE;
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render->info.vc1.backward_reference = VDP_INVALID_HANDLE;
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if (v->bi_type)
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render->info.vc1.picture_type = 4;
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else
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render->info.vc1.picture_type = s->pict_type - 1 + s->pict_type / 3;
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switch(s->pict_type){
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case AV_PICTURE_TYPE_B:
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next = (struct vdpau_render_state *)s->next_picture.f.data[0];
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assert(next);
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render->info.vc1.backward_reference = next->surface;
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// no break here, going to set forward prediction
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case AV_PICTURE_TYPE_P:
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last = (struct vdpau_render_state *)s->last_picture.f.data[0];
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if (!last) // FIXME: Does this test make sense?
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last = render; // predict second field from the first
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render->info.vc1.forward_reference = last->surface;
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}
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ff_vdpau_add_data_chunk(s, buf, buf_size);
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render->info.vc1.slice_count = 1;
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ff_draw_horiz_band(s, 0, s->avctx->height);
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render->bitstream_buffers_used = 0;
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}
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void ff_vdpau_mpeg4_decode_picture(MpegEncContext *s, const uint8_t *buf,
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int buf_size)
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{
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struct vdpau_render_state *render, *last, *next;
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int i;
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if (!s->current_picture_ptr) return;
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render = (struct vdpau_render_state *)s->current_picture_ptr->f.data[0];
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assert(render);
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/* fill VdpPictureInfoMPEG4Part2 struct */
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render->info.mpeg4.trd[0] = s->pp_time;
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render->info.mpeg4.trb[0] = s->pb_time;
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render->info.mpeg4.trd[1] = s->pp_field_time >> 1;
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render->info.mpeg4.trb[1] = s->pb_field_time >> 1;
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render->info.mpeg4.vop_time_increment_resolution = s->avctx->time_base.den;
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render->info.mpeg4.vop_coding_type = 0;
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render->info.mpeg4.vop_fcode_forward = s->f_code;
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render->info.mpeg4.vop_fcode_backward = s->b_code;
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render->info.mpeg4.resync_marker_disable = !s->resync_marker;
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render->info.mpeg4.interlaced = !s->progressive_sequence;
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render->info.mpeg4.quant_type = s->mpeg_quant;
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render->info.mpeg4.quarter_sample = s->quarter_sample;
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render->info.mpeg4.short_video_header = s->avctx->codec->id == CODEC_ID_H263;
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render->info.mpeg4.rounding_control = s->no_rounding;
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render->info.mpeg4.alternate_vertical_scan_flag = s->alternate_scan;
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render->info.mpeg4.top_field_first = s->top_field_first;
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for (i = 0; i < 64; ++i) {
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render->info.mpeg4.intra_quantizer_matrix[i] = s->intra_matrix[i];
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render->info.mpeg4.non_intra_quantizer_matrix[i] = s->inter_matrix[i];
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}
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render->info.mpeg4.forward_reference = VDP_INVALID_HANDLE;
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render->info.mpeg4.backward_reference = VDP_INVALID_HANDLE;
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switch (s->pict_type) {
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case AV_PICTURE_TYPE_B:
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next = (struct vdpau_render_state *)s->next_picture.f.data[0];
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assert(next);
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render->info.mpeg4.backward_reference = next->surface;
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render->info.mpeg4.vop_coding_type = 2;
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// no break here, going to set forward prediction
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case AV_PICTURE_TYPE_P:
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last = (struct vdpau_render_state *)s->last_picture.f.data[0];
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assert(last);
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render->info.mpeg4.forward_reference = last->surface;
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}
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ff_vdpau_add_data_chunk(s, buf, buf_size);
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ff_draw_horiz_band(s, 0, s->avctx->height);
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render->bitstream_buffers_used = 0;
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}
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// Only dummy functions for now
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static int vdpau_mpeg2_start_frame(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
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{
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return 0;
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}
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static int vdpau_mpeg2_decode_slice(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
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{
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return 0;
|
|
}
|
|
|
|
static int vdpau_mpeg2_end_frame(AVCodecContext *avctx)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
AVHWAccel ff_mpeg1_vdpau_hwaccel = {
|
|
.name = "mpeg1_vdpau",
|
|
.type = AVMEDIA_TYPE_VIDEO,
|
|
.id = CODEC_ID_MPEG1VIDEO,
|
|
.pix_fmt = PIX_FMT_VDPAU_MPEG1,
|
|
.start_frame = vdpau_mpeg2_start_frame,
|
|
.end_frame = vdpau_mpeg2_end_frame,
|
|
.decode_slice = vdpau_mpeg2_decode_slice,
|
|
};
|
|
|
|
AVHWAccel ff_mpeg2_vdpau_hwaccel = {
|
|
.name = "mpeg2_vdpau",
|
|
.type = AVMEDIA_TYPE_VIDEO,
|
|
.id = CODEC_ID_MPEG2VIDEO,
|
|
.pix_fmt = PIX_FMT_VDPAU_MPEG2,
|
|
.start_frame = vdpau_mpeg2_start_frame,
|
|
.end_frame = vdpau_mpeg2_end_frame,
|
|
.decode_slice = vdpau_mpeg2_decode_slice,
|
|
};
|
|
|
|
/* @}*/
|