/*
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* Copyright 2021 Rockchip Electronics Co. LTD
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define MODULE_TAG "av1d_parser"
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#include <stdlib.h>
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#include <string.h>
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#include "mpp_env.h"
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#include "mpp_mem.h"
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#include "mpp_debug.h"
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#include "mpp_common.h"
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#include "mpp_compat_impl.h"
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#include "mpp_bitread.h"
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#include "mpp_packet_impl.h"
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#include "av1d_parser.h"
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#include "mpp_dec_cb_param.h"
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#include "mpp_frame_impl.h"
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RK_U32 av1d_debug = 0;
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/**
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* Clip a signed integer into the -(2^p),(2^p-1) range.
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* @param a value to clip
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* @param p bit position to clip at
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* @return clipped value
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*/
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static RK_U32 mpp_clip_uintp2(RK_S32 a, RK_S32 p)
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{
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if (a & ~((1 << p) - 1)) return -a >> 31 & ((1 << p) - 1);
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else return a;
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}
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static const Av1UnitType unit_types[] = {
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AV1_OBU_TEMPORAL_DELIMITER,
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AV1_OBU_SEQUENCE_HEADER,
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AV1_OBU_FRAME_HEADER,
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AV1_OBU_TILE_GROUP,
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AV1_OBU_FRAME,
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};
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static MPP_RET get_pixel_format(Av1CodecContext *ctx)
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{
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AV1Context *s = ctx->priv_data;
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const AV1RawSequenceHeader *seq = s->sequence_header;
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uint8_t bit_depth = 8;;
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MPP_RET ret = MPP_OK;
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MppFrameFormat pix_fmt = MPP_FMT_BUTT;
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if (seq->seq_profile == 2 && seq->color_config.high_bitdepth)
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bit_depth = seq->color_config.twelve_bit ? 12 : 10;
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else if (seq->seq_profile <= 2)
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bit_depth = seq->color_config.high_bitdepth ? 10 : 8;
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else {
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mpp_err_f("Unknown AV1 profile %d.\n", seq->seq_profile);
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return -1;
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}
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if (!seq->color_config.mono_chrome) {
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// 4:4:4 x:0 y:0, 4:2:2 x:1 y:0, 4:2:0 x:1 y:1
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if (seq->color_config.subsampling_x == 0 &&
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seq->color_config.subsampling_y == 0) {
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mpp_err_f("no support yuv444 AV1 pixel format.\n");
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return -1;
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} else if (seq->color_config.subsampling_x == 1 &&
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seq->color_config.subsampling_y == 0) {
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if (bit_depth == 8)
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pix_fmt = MPP_FMT_YUV422P;
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else {
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mpp_err_f("no support yuv422 bit depth > 8\n");
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return -1;
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}
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} else if (seq->color_config.subsampling_x == 1 &&
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seq->color_config.subsampling_y == 1) {
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if (bit_depth == 8)
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pix_fmt = MPP_FMT_YUV420SP;
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else if (bit_depth == 10) {
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pix_fmt = MPP_FMT_YUV420SP; //pp will covert to 8 bit
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} else {
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mpp_err_f("no support MPP_FMT_YUV420SP bit depth > 8\n");
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return -1;
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}
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}
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} else {
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mpp_err_f("no supprot PIX_FMT_GRAY pixel format.\n");
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return -1;
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}
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if (pix_fmt == MPP_FMT_BUTT)
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return -1;
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ctx->pix_fmt = pix_fmt;
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s->bit_depth = bit_depth;
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return ret;
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}
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static RK_U32 inverse_recenter(RK_S32 r, RK_U32 v)
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{
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if ((RK_S32)v > 2 * r)
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return v;
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else if (v & 1)
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return r - ((v + 1) >> 1);
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else
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return r + (v >> 1);
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}
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static RK_U32 decode_unsigned_subexp_with_ref(RK_U32 sub_exp,
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RK_S32 mx, RK_S32 r)
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{
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if ((r << 1) <= mx) {
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return inverse_recenter(r, sub_exp);
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} else {
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return mx - 1 - inverse_recenter(mx - 1 - r, sub_exp);
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}
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}
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static RK_S32 decode_signed_subexp_with_ref(RK_U32 sub_exp, RK_S32 low,
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RK_S32 high, RK_S32 r)
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{
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RK_S32 x = decode_unsigned_subexp_with_ref(sub_exp, high - low, r - low);
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return x + low;
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}
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static void read_global_param(AV1Context *s, RK_S32 type, RK_S32 ref, RK_S32 idx)
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{
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uint8_t primary_frame, prev_frame;
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RK_U32 abs_bits, prec_bits, round, prec_diff, sub, mx;
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RK_S32 r, prev_gm_param;
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primary_frame = s->raw_frame_header->primary_ref_frame;
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prev_frame = s->raw_frame_header->ref_frame_idx[primary_frame];
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abs_bits = AV1_GM_ABS_ALPHA_BITS;
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prec_bits = AV1_GM_ALPHA_PREC_BITS;
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/* setup_past_independence() sets PrevGmParams to default values. We can
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* simply point to the current's frame gm_params as they will be initialized
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* with defaults at this point.
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*/
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if (s->raw_frame_header->primary_ref_frame == AV1_PRIMARY_REF_NONE)
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prev_gm_param = s->cur_frame.gm_params[ref][idx];
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else
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prev_gm_param = s->ref[prev_frame].gm_params[ref][idx];
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if (idx < 2) {
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if (type == AV1_WARP_MODEL_TRANSLATION) {
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abs_bits = AV1_GM_ABS_TRANS_ONLY_BITS -
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!s->raw_frame_header->allow_high_precision_mv;
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prec_bits = AV1_GM_TRANS_ONLY_PREC_BITS -
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!s->raw_frame_header->allow_high_precision_mv;
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} else {
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abs_bits = AV1_GM_ABS_TRANS_BITS;
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prec_bits = AV1_GM_TRANS_PREC_BITS;
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}
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}
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round = (idx % 3) == 2 ? (1 << AV1_WARPEDMODEL_PREC_BITS) : 0;
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prec_diff = AV1_WARPEDMODEL_PREC_BITS - prec_bits;
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sub = (idx % 3) == 2 ? (1 << prec_bits) : 0;
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mx = 1 << abs_bits;
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r = (prev_gm_param >> prec_diff) - sub;
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s->cur_frame.gm_params[ref][idx] =
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(decode_signed_subexp_with_ref(s->raw_frame_header->gm_params[ref][idx],
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-mx, mx + 1, r) << prec_diff) + round;
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}
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/**
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* update gm type/params, since cbs already implemented part of this funcation,
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* so we don't need to full implement spec.
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*/
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static void global_motion_params(AV1Context *s)
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{
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const AV1RawFrameHeader *header = s->raw_frame_header;
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RK_S32 type, ref;
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RK_S32 i = 0;
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for (ref = AV1_REF_FRAME_LAST; ref <= AV1_REF_FRAME_ALTREF; ref++) {
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s->cur_frame.gm_type[ref] = AV1_WARP_MODEL_IDENTITY;
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for (i = 0; i < 6; i++)
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s->cur_frame.gm_params[ref][i] = (i % 3 == 2) ?
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1 << AV1_WARPEDMODEL_PREC_BITS : 0;
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}
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if (header->frame_type == AV1_FRAME_KEY ||
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header->frame_type == AV1_FRAME_INTRA_ONLY)
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return;
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for (ref = AV1_REF_FRAME_LAST; ref <= AV1_REF_FRAME_ALTREF; ref++) {
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if (header->is_global[ref]) {
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if (header->is_rot_zoom[ref]) {
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type = AV1_WARP_MODEL_ROTZOOM;
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} else {
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type = header->is_translation[ref] ? AV1_WARP_MODEL_TRANSLATION
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: AV1_WARP_MODEL_AFFINE;
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}
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} else {
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type = AV1_WARP_MODEL_IDENTITY;
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}
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s->cur_frame.gm_type[ref] = type;
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if (type >= AV1_WARP_MODEL_ROTZOOM) {
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read_global_param(s, type, ref, 2);
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read_global_param(s, type, ref, 3);
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if (type == AV1_WARP_MODEL_AFFINE) {
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read_global_param(s, type, ref, 4);
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read_global_param(s, type, ref, 5);
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} else {
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s->cur_frame.gm_params[ref][4] = -s->cur_frame.gm_params[ref][3];
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s->cur_frame.gm_params[ref][5] = s->cur_frame.gm_params[ref][2];
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}
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}
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if (type >= AV1_WARP_MODEL_TRANSLATION) {
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read_global_param(s, type, ref, 0);
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read_global_param(s, type, ref, 1);
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}
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}
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}
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static RK_S32 get_relative_dist(const AV1RawSequenceHeader *seq,
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RK_U32 a, RK_U32 b)
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{
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RK_U32 diff = a - b;
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RK_U32 m = 1 << seq->order_hint_bits_minus_1;
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return (diff & (m - 1)) - (diff & m);
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}
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static void skip_mode_params(AV1Context *s)
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{
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const AV1RawFrameHeader *header = s->raw_frame_header;
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const AV1RawSequenceHeader *seq = s->sequence_header;
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RK_S32 forward_idx, backward_idx;
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RK_S32 forward_hint, backward_hint;
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RK_S32 second_forward_idx, second_forward_hint;
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RK_S32 ref_hint, dist, i;
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if (!header->skip_mode_present)
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return;
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forward_idx = -1;
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backward_idx = -1;
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forward_hint = -1;
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backward_hint = -1;
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for (i = 0; i < AV1_REFS_PER_FRAME; i++) {
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ref_hint = s->ref[header->ref_frame_idx[i]].order_hint;
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dist = get_relative_dist(seq, ref_hint, header->order_hint);
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if (dist < 0) {
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if (forward_idx < 0 ||
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get_relative_dist(seq, ref_hint, forward_hint) > 0) {
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forward_idx = i;
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forward_hint = ref_hint;
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}
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} else if (dist > 0) {
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if (backward_idx < 0 ||
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get_relative_dist(seq, ref_hint, backward_hint) < 0) {
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backward_idx = i;
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backward_hint = ref_hint;
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}
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}
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}
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if (forward_idx < 0) {
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return;
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} else if (backward_idx >= 0) {
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s->cur_frame.skip_mode_frame_idx[0] =
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AV1_REF_FRAME_LAST + MPP_MIN(forward_idx, backward_idx);
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s->cur_frame.skip_mode_frame_idx[1] =
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AV1_REF_FRAME_LAST + MPP_MAX(forward_idx, backward_idx);
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return;
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}
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second_forward_idx = -1;
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for (i = 0; i < AV1_REFS_PER_FRAME; i++) {
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ref_hint = s->ref[header->ref_frame_idx[i]].order_hint;
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if (get_relative_dist(seq, ref_hint, forward_hint) < 0) {
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if (second_forward_idx < 0 ||
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get_relative_dist(seq, ref_hint, second_forward_hint) > 0) {
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second_forward_idx = i;
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second_forward_hint = ref_hint;
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}
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}
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}
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if (second_forward_idx < 0)
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return;
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s->cur_frame.skip_mode_frame_idx[0] =
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AV1_REF_FRAME_LAST + MPP_MIN(forward_idx, second_forward_idx);
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s->cur_frame.skip_mode_frame_idx[1] =
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AV1_REF_FRAME_LAST + MPP_MAX(forward_idx, second_forward_idx);
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}
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static void coded_lossless_param(AV1Context *s)
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{
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const AV1RawFrameHeader *header = s->raw_frame_header;
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RK_S32 i;
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if (header->delta_q_y_dc || header->delta_q_u_ac ||
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header->delta_q_u_dc || header->delta_q_v_ac ||
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header->delta_q_v_dc) {
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s->cur_frame.coded_lossless = 0;
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return;
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}
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s->cur_frame.coded_lossless = 1;
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for (i = 0; i < AV1_MAX_SEGMENTS; i++) {
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RK_S32 qindex;
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if (header->feature_enabled[i][AV1_SEG_LVL_ALT_Q]) {
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qindex = (header->base_q_idx +
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header->feature_value[i][AV1_SEG_LVL_ALT_Q]);
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} else {
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qindex = header->base_q_idx;
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}
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qindex = mpp_clip_uintp2(qindex, 8);
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if (qindex) {
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s->cur_frame.coded_lossless = 0;
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return;
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}
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}
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}
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static void load_grain_params(AV1Context *s)
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{
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const AV1RawFrameHeader *header = s->raw_frame_header;
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const AV1RawFilmGrainParams *film_grain = &header->film_grain, *src;
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AV1RawFilmGrainParams *dst = &s->cur_frame.film_grain;
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if (!film_grain->apply_grain)
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return;
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if (film_grain->update_grain) {
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memcpy(dst, film_grain, sizeof(*dst));
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return;
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}
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src = &s->ref[film_grain->film_grain_params_ref_idx].film_grain;
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memcpy(dst, src, sizeof(*dst));
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dst->grain_seed = film_grain->grain_seed;
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}
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typedef struct GetByteCxt_t {
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const uint8_t *buffer, *buffer_end, *buffer_start;
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} GetByteCxt;
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void bytestream_init(GetByteCxt *g,
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const uint8_t *buf,
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int buf_size)
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{
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mpp_assert(buf_size >= 0);
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g->buffer = buf;
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g->buffer_start = buf;
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g->buffer_end = buf + buf_size;
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}
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static int bytestream_get_bytes_left(GetByteCxt *g)
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{
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return g->buffer_end - g->buffer;
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}
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static void bytestream_skipu(GetByteCxt *g, unsigned int size)
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{
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g->buffer += size;
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}
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static int bytestream_tell(GetByteCxt *g)
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{
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return (int)(g->buffer - g->buffer_start);
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}
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static int bytestream_get_byteu(GetByteCxt *g)
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{
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int tmp;
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tmp = g->buffer[0];
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g->buffer++;
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return tmp;
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}
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static RK_S32 get_tiles_info(Av1CodecContext *ctx, const AV1RawTileGroup *tile_group)
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{
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AV1Context *s = ctx->priv_data;
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GetByteCxt gb;
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RK_S16 tile_num;
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RK_S32 size = 0, size_bytes = 0;
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RK_S32 i;
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bytestream_init(&gb, tile_group->tile_data.data,
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tile_group->tile_data.data_size);
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for (tile_num = tile_group->tg_start; tile_num <= tile_group->tg_end; tile_num++) {
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if (tile_num == tile_group->tg_end) {
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s->tile_offset_start[tile_num] = bytestream_tell(&gb);
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s->tile_offset_end[tile_num] = bytestream_tell(&gb) + bytestream_get_bytes_left(&gb);
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return 0;
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}
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size_bytes = s->raw_frame_header->tile_size_bytes_minus1 + 1;
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if (bytestream_get_bytes_left(&gb) < size_bytes)
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return MPP_ERR_VALUE;
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size = 0;
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for (i = 0; i < size_bytes; i++)
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size |= bytestream_get_byteu(&gb) << 8 * i;
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if (bytestream_get_bytes_left(&gb) <= size)
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return MPP_ERR_VALUE;
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size++;
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s->tile_offset_start[tile_num] = bytestream_tell(&gb);
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s->tile_offset_end[tile_num] = bytestream_tell(&gb) + size;
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bytestream_skipu(&gb, size);
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}
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return 0;
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}
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static void av1d_frame_unref(Av1CodecContext *ctx, AV1Frame *f)
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{
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AV1Context *s = ctx->priv_data;
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f->raw_frame_header = NULL;
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f->spatial_id = f->temporal_id = 0;
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memset(f->skip_mode_frame_idx, 0,
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2 * sizeof(uint8_t));
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memset(&f->film_grain, 0, sizeof(f->film_grain));
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f->coded_lossless = 0;
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if (!f->ref || f->ref->ref_count <= 0 || f->slot_index >= 0x7f) {
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mpp_err("ref count alreay is zero");
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return;
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}
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f->ref->ref_count--;
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av1d_dbg(AV1D_DBG_REF, "ref %p, f->ref->ref_count %d, ref->invisible= %d", f->ref, f->ref->ref_count, f->ref->invisible);
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if (!f->ref->ref_count) {
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if (f->slot_index < 0x7f) {
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av1d_dbg(AV1D_DBG_REF, "clr f->slot_index = %d", f->slot_index);
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/* if pic no output for disaplay when ref_cnt
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clear we will free this buffer directly,
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maybe cause some frame can't display */
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// if (f->ref->invisible && !f->ref->is_output) {
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if (!f->ref->is_output) {
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MppBuffer framebuf = NULL;
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mpp_buf_slot_get_prop(s->slots, f->slot_index, SLOT_BUFFER, &framebuf);
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av1d_dbg(AV1D_DBG_REF, "free framebuf prt %p", framebuf);
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if (framebuf)
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mpp_buffer_put(framebuf);
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f->ref->invisible = 0;
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}
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mpp_buf_slot_clr_flag(s->slots, f->slot_index, SLOT_CODEC_USE);
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}
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f->slot_index = 0xff;
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mpp_free(f->ref);
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f->ref = NULL;
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}
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f->ref = NULL;
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}
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static MPP_RET set_output_frame(Av1CodecContext *ctx)
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{
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AV1Context *s = ctx->priv_data;
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MppFrame frame = NULL;
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MPP_RET ret = MPP_OK;
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// TODO: all layers
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if (s->operating_point_idc &&
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mpp_log2(s->operating_point_idc >> 8) > s->cur_frame.spatial_id)
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return 0;
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mpp_buf_slot_get_prop(s->slots, s->cur_frame.slot_index, SLOT_FRAME_PTR, &frame);
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mpp_frame_set_pts(frame, s->pts);
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mpp_buf_slot_set_flag(s->slots, s->cur_frame.slot_index, SLOT_QUEUE_USE);
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mpp_buf_slot_enqueue(s->slots, s->cur_frame.slot_index, QUEUE_DISPLAY);
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s->cur_frame.ref->is_output = 1;
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return ret;
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}
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static RK_S32 av1d_frame_ref(Av1CodecContext *ctx, AV1Frame *dst, const AV1Frame *src)
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{
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AV1Context *s = ctx->priv_data;
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MppFrameImpl *impl_frm = (MppFrameImpl *)dst->f;
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dst->spatial_id = src->spatial_id;
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dst->temporal_id = src->temporal_id;
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dst->order_hint = src->order_hint;
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memcpy(dst->gm_type,
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src->gm_type,
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AV1_NUM_REF_FRAMES * sizeof(uint8_t));
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memcpy(dst->gm_params,
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src->gm_params,
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AV1_NUM_REF_FRAMES * 6 * sizeof(RK_S32));
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memcpy(dst->skip_mode_frame_idx,
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src->skip_mode_frame_idx,
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2 * sizeof(uint8_t));
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memcpy(&dst->film_grain,
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&src->film_grain,
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sizeof(dst->film_grain));
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dst->coded_lossless = src->coded_lossless;
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if (src->slot_index >= 0x7f) {
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mpp_err("av1d_ref_frame is vaild");
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return -1;
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}
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dst->slot_index = src->slot_index;
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dst->ref = src->ref;
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dst->ref->ref_count++;
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mpp_buf_slot_get_prop(s->slots, src->slot_index, SLOT_FRAME, &dst->f);
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impl_frm->buffer = NULL; //parser no need process hal buf
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|
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return 0;
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}
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static MPP_RET update_reference_list(Av1CodecContext *ctx)
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{
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AV1Context *s = ctx->priv_data;
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const AV1RawFrameHeader *header = s->raw_frame_header;
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MPP_RET ret = MPP_OK;
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RK_S32 i = 0;
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RK_S32 lst2_buf_idx;
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RK_S32 lst3_buf_idx;
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RK_S32 gld_buf_idx;
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RK_S32 alt_buf_idx;
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RK_S32 lst_buf_idx;
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RK_S32 bwd_buf_idx;
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RK_S32 alt2_buf_idx;
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if (!header->show_existing_frame) {
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lst2_buf_idx = s->raw_frame_header->ref_frame_idx[AV1_REF_FRAME_LAST2 - AV1_REF_FRAME_LAST];
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lst3_buf_idx = s->raw_frame_header->ref_frame_idx[AV1_REF_FRAME_LAST3 - AV1_REF_FRAME_LAST];
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gld_buf_idx = s->raw_frame_header->ref_frame_idx[AV1_REF_FRAME_GOLDEN - AV1_REF_FRAME_LAST];
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alt_buf_idx = s->raw_frame_header->ref_frame_idx[AV1_REF_FRAME_ALTREF - AV1_REF_FRAME_LAST];
|
lst_buf_idx = s->raw_frame_header->ref_frame_idx[AV1_REF_FRAME_LAST - AV1_REF_FRAME_LAST];
|
bwd_buf_idx = s->raw_frame_header->ref_frame_idx[AV1_REF_FRAME_BWDREF - AV1_REF_FRAME_LAST];
|
alt2_buf_idx = s->raw_frame_header->ref_frame_idx[AV1_REF_FRAME_ALTREF2 - AV1_REF_FRAME_LAST];
|
|
s->cur_frame.ref->lst2_frame_offset = s->ref[lst2_buf_idx].order_hint;
|
s->cur_frame.ref->lst3_frame_offset = s->ref[lst3_buf_idx].order_hint;
|
s->cur_frame.ref->gld_frame_offset = s->ref[gld_buf_idx].order_hint;
|
s->cur_frame.ref->alt_frame_offset = s->ref[alt_buf_idx].order_hint;
|
s->cur_frame.ref->lst_frame_offset = s->ref[lst_buf_idx].order_hint;
|
s->cur_frame.ref->bwd_frame_offset = s->ref[bwd_buf_idx].order_hint;
|
s->cur_frame.ref->alt2_frame_offset = s->ref[alt2_buf_idx].order_hint;
|
}
|
|
for (i = 0; i < AV1_NUM_REF_FRAMES; i++) {
|
av1d_dbg(AV1D_DBG_REF, "header->refresh_frame_flags = %d",
|
header->refresh_frame_flags);
|
if (header->refresh_frame_flags & (1 << i)) {
|
av1d_dbg(AV1D_DBG_REF, "av1 ref idx %d s->ref[%d].slot_index %d",
|
i, i, s->ref[i].slot_index);
|
if (s->ref[i].ref)
|
av1d_frame_unref(ctx, &s->ref[i]);
|
|
if ((ret = av1d_frame_ref(ctx, &s->ref[i], &s->cur_frame)) < 0) {
|
mpp_err_f("Failed to update frame %d in reference list\n", i);
|
return ret;
|
}
|
}
|
}
|
return ret;
|
}
|
|
static RK_U32 hor_align_16(RK_U32 val)
|
{
|
return MPP_ALIGN(val, 16);
|
}
|
|
static MPP_RET get_current_frame(Av1CodecContext *ctx)
|
{
|
AV1Context *s = ctx->priv_data;
|
MPP_RET ret = MPP_OK;
|
AV1Frame *frame = &s->cur_frame;
|
RK_U32 value;
|
|
if (frame->ref)
|
av1d_frame_unref(ctx, frame);
|
|
mpp_frame_set_width(frame->f, ctx->width);
|
mpp_frame_set_height(frame->f, ctx->height);
|
|
mpp_frame_set_hor_stride(frame->f, MPP_ALIGN(ctx->width, 16));
|
mpp_frame_set_ver_stride(frame->f, MPP_ALIGN(ctx->height, 8));
|
mpp_frame_set_errinfo(frame->f, 0);
|
mpp_frame_set_discard(frame->f, 0);
|
mpp_frame_set_pts(frame->f, s->pts);
|
|
if (MPP_FRAME_FMT_IS_FBC(s->cfg->base.out_fmt)) {
|
mpp_slots_set_prop(s->slots, SLOTS_HOR_ALIGN, hor_align_16);
|
if (s->bit_depth == 10) {
|
if (ctx->pix_fmt == MPP_FMT_YUV420SP)
|
ctx->pix_fmt = MPP_FMT_YUV420SP_10BIT;
|
else
|
mpp_err("422p 10bit no support");
|
}
|
mpp_frame_set_fmt(frame->f, ctx->pix_fmt | ((s->cfg->base.out_fmt & (MPP_FRAME_FBC_MASK))));
|
mpp_frame_set_offset_x(frame->f, 0);
|
mpp_frame_set_offset_y(frame->f, 8);
|
if (*compat_ext_fbc_buf_size)
|
mpp_frame_set_ver_stride(frame->f, MPP_ALIGN(ctx->height, 8) + 16);
|
} else
|
mpp_frame_set_fmt(frame->f, ctx->pix_fmt);
|
|
if (ctx->pix_fmt == MPP_FMT_YUV420SP_10BIT)
|
mpp_frame_set_hor_stride(frame->f, MPP_ALIGN(ctx->width * s->bit_depth / 8, 8));
|
|
value = 4;
|
mpp_slots_set_prop(s->slots, SLOTS_NUMERATOR, &value);
|
value = 1;
|
mpp_slots_set_prop(s->slots, SLOTS_DENOMINATOR, &value);
|
mpp_buf_slot_get_unused(s->slots, &frame->slot_index);
|
av1d_dbg(AV1D_DBG_REF, "get frame->slot_index %d", frame->slot_index);
|
mpp_buf_slot_set_prop(s->slots, frame->slot_index, SLOT_FRAME, frame->f);
|
mpp_buf_slot_set_flag(s->slots, frame->slot_index, SLOT_CODEC_USE);
|
mpp_buf_slot_set_flag(s->slots, frame->slot_index, SLOT_HAL_OUTPUT);
|
|
frame->ref = mpp_calloc(RefInfo, 1);
|
frame->ref->ref_count++;
|
frame->ref->is_intra_frame = !s->raw_frame_header->frame_type;
|
frame->ref->intra_only = (s->raw_frame_header->frame_type == 2);
|
frame->ref->is_output = 0;
|
if (!s->raw_frame_header->show_frame && !s->raw_frame_header->showable_frame) {
|
frame->ref->invisible = 1;
|
}
|
|
if (ret < 0) {
|
mpp_err_f("Failed to allocate space for current frame.\n");
|
return ret;
|
}
|
|
/* ret = init_tile_data(s);
|
if (ret < 0) {
|
mpp_err_f( "Failed to init tile data.\n");
|
return ret;
|
}*/
|
|
global_motion_params(s);
|
skip_mode_params(s);
|
coded_lossless_param(s);
|
load_grain_params(s);
|
|
return ret;
|
}
|
|
MPP_RET av1d_parser_init(Av1CodecContext *ctx, ParserCfg *init)
|
{
|
MPP_RET ret = MPP_OK;
|
RK_S32 i = 0;
|
av1d_dbg_func("enter ctx %p\n", ctx);
|
AV1Context *s = mpp_calloc(AV1Context, 1);
|
ctx->priv_data = (void*)s;
|
if (!ctx->priv_data) {
|
mpp_err("av1d codec context malloc fail");
|
return MPP_ERR_NOMEM;
|
}
|
|
s->seq_ref = mpp_calloc(AV1RawSequenceHeader, 1);
|
|
s->unit_types = unit_types;
|
s->nb_unit_types = MPP_ARRAY_ELEMS(unit_types);
|
s->packet_slots = init->packet_slots;
|
s->slots = init->frame_slots;
|
s->cfg = init->cfg;
|
mpp_buf_slot_setup(s->slots, 25);
|
|
mpp_env_get_u32("av1d_debug", &av1d_debug, 0);
|
for (i = 0; i < AV1_NUM_REF_FRAMES; i++) {
|
mpp_frame_init(&s->ref[i].f);
|
if (!s->ref[i].f) {
|
mpp_err("Failed to allocate frame buffer %d\n", i);
|
return MPP_ERR_NOMEM;
|
}
|
s->ref[i].slot_index = 0x7f;
|
s->ref[i].ref = NULL;
|
}
|
|
mpp_frame_init(&s->cur_frame.f);
|
s->cur_frame.ref = NULL;
|
s->cur_frame.slot_index = 0xff;
|
if (!s->cur_frame.f) {
|
mpp_err("Failed to allocate frame buffer %d\n", i);
|
return MPP_ERR_NOMEM;
|
}
|
s->cdfs = &s->default_cdfs;
|
s->cdfs_ndvc = &s->default_cdfs_ndvc;
|
AV1SetDefaultCDFs(s->cdfs, s->cdfs_ndvc);
|
|
return MPP_OK;
|
|
av1d_dbg_func("leave ctx %p\n", ctx);
|
|
return ret;
|
}
|
|
MPP_RET av1d_parser_deinit(Av1CodecContext *ctx)
|
{
|
MPP_RET ret = MPP_OK;
|
RK_U32 i = 0;
|
|
AV1Context *s = ctx->priv_data;
|
for ( i = 0; i < MPP_ARRAY_ELEMS(s->ref); i++) {
|
if (s->ref[i].ref) {
|
av1d_frame_unref(ctx, &s->ref[i]);
|
}
|
mpp_frame_deinit(&s->ref[i].f);
|
s->ref[i].f = NULL;
|
}
|
if (s->cur_frame.ref) {
|
av1d_frame_unref(ctx, &s->cur_frame);
|
}
|
mpp_frame_deinit(&s->cur_frame.f);
|
|
mpp_av1_fragment_reset(&s->current_obu);
|
MPP_FREE(s->seq_ref);
|
MPP_FREE(ctx->priv_data);
|
return MPP_OK;
|
|
av1d_dbg_func("leave ctx %p\n", ctx);
|
|
return ret;
|
}
|
|
MPP_RET av1d_parser_frame(Av1CodecContext *ctx, HalDecTask *task)
|
{
|
RK_U8 *data = NULL;
|
RK_S32 size = 0;
|
AV1Context *s = ctx->priv_data;
|
AV1RawTileGroup *raw_tile_group = NULL;
|
MPP_RET ret = MPP_OK;
|
RK_S32 i;
|
|
av1d_dbg_func("enter ctx %p\n", ctx);
|
task->valid = 0;
|
|
data = (RK_U8 *)mpp_packet_get_pos(ctx->pkt);
|
size = (RK_S32)mpp_packet_get_length(ctx->pkt);
|
|
s->pts = mpp_packet_get_pts(ctx->pkt);
|
|
s->current_obu.data = data;
|
s->current_obu.data_size = size;
|
s->obu_len = 0;
|
ret = mpp_av1_split_fragment(s, &s->current_obu, 0);
|
if (ret < 0) {
|
return ret;
|
}
|
ret = mpp_av1_read_fragment_content(s, &s->current_obu);
|
if (ret < 0) {
|
return ret;
|
}
|
|
for (i = 0; i < s->current_obu.nb_units; i++) {
|
Av1ObuUnit *unit = &s->current_obu.units[i];
|
AV1RawOBU *obu = unit->content;
|
const AV1RawOBUHeader *header;
|
|
if (!obu)
|
continue;
|
|
header = &obu->header;
|
|
switch (unit->type) {
|
case AV1_OBU_SEQUENCE_HEADER:
|
memcpy(s->seq_ref, &obu->obu.sequence_header, sizeof(AV1RawSequenceHeader));
|
s->sequence_header = s->seq_ref;
|
ret = mpp_av1_set_context_with_sequence(ctx, s->sequence_header);
|
if (ret < 0) {
|
mpp_err_f("Failed to set context.\n");
|
s->sequence_header = NULL;
|
goto end;
|
}
|
|
s->operating_point_idc = s->sequence_header->operating_point_idc[s->operating_point];
|
|
if (ctx->pix_fmt == MPP_FMT_BUTT) {
|
ret = get_pixel_format(ctx);
|
if (ret < 0) {
|
mpp_err_f("Failed to get pixel format.\n");
|
s->sequence_header = NULL;
|
goto end;
|
}
|
}
|
break;
|
case AV1_OBU_REDUNDANT_FRAME_HEADER:
|
if (s->raw_frame_header)
|
break;
|
// fall-through
|
case AV1_OBU_FRAME:
|
case AV1_OBU_FRAME_HEADER:
|
if (!s->sequence_header) {
|
mpp_err_f("Missing Sequence Header.\n");
|
ret = MPP_ERR_VALUE;
|
goto end;
|
}
|
|
if (unit->type == AV1_OBU_FRAME)
|
s->raw_frame_header = &obu->obu.frame.header;
|
else
|
s->raw_frame_header = &obu->obu.frame_header;
|
|
if (s->raw_frame_header->show_existing_frame) {
|
if (s->cur_frame.ref) {
|
av1d_frame_unref(ctx, &s->cur_frame);
|
}
|
|
ret = av1d_frame_ref(ctx, &s->cur_frame,
|
&s->ref[s->raw_frame_header->frame_to_show_map_idx]);
|
|
if (ret < 0) {
|
mpp_err_f("Failed to get reference frame.\n");
|
goto end;
|
}
|
|
ret = update_reference_list(ctx);
|
if (ret < 0) {
|
mpp_err_f("Failed to update reference list.\n");
|
goto end;
|
}
|
ret = set_output_frame(ctx);
|
if (ret < 0)
|
mpp_err_f("Set output frame error.\n");
|
|
s->raw_frame_header = NULL;
|
|
goto end;
|
}
|
ret = get_current_frame(ctx);
|
if (ret < 0) {
|
mpp_err_f("Get current frame error\n");
|
goto end;
|
}
|
s->cur_frame.spatial_id = header->spatial_id;
|
s->cur_frame.temporal_id = header->temporal_id;
|
s->cur_frame.order_hint = s->raw_frame_header->order_hint;
|
|
if (unit->type != AV1_OBU_FRAME)
|
break;
|
// fall-through
|
case AV1_OBU_TILE_GROUP:
|
if (!s->raw_frame_header) {
|
mpp_err_f("Missing Frame Header.\n");
|
ret = MPP_ERR_VALUE;
|
goto end;
|
}
|
|
if (unit->type == AV1_OBU_FRAME)
|
raw_tile_group = &obu->obu.frame.tile_group;
|
else
|
raw_tile_group = &obu->obu.tile_group;
|
|
ret = get_tiles_info(ctx, raw_tile_group);
|
if (ret < 0)
|
goto end;
|
|
break;
|
case AV1_OBU_TILE_LIST:
|
case AV1_OBU_TEMPORAL_DELIMITER:
|
case AV1_OBU_PADDING:
|
case AV1_OBU_METADATA:
|
break;
|
default:
|
av1d_dbg(AV1D_DBG_HEADER, "Unknown obu type: %d (%d bits).\n",
|
unit->type, unit->data_size);
|
}
|
|
if (raw_tile_group && (s->tile_num == raw_tile_group->tg_end + 1)) {
|
av1d_parser2_syntax(ctx);
|
task->syntax.data = (void*)&ctx->pic_params;
|
task->syntax.number = 1;
|
task->valid = 1;
|
task->output = s->cur_frame.slot_index;
|
task->input_packet = ctx->pkt;
|
|
for (i = 0; i < AV1_REFS_PER_FRAME; i++) {
|
int8_t ref_idx = s->raw_frame_header->ref_frame_idx[i];
|
if (s->ref[ref_idx].slot_index < 0x7f) {
|
mpp_buf_slot_set_flag(s->slots, s->ref[ref_idx].slot_index, SLOT_HAL_INPUT);
|
MppFrame mframe = NULL;
|
task->refer[i] = s->ref[ref_idx].slot_index;
|
mpp_buf_slot_get_prop(s->slots, task->refer[i], SLOT_FRAME_PTR, &mframe);
|
if (mframe)
|
task->flags.ref_err |= mpp_frame_get_errinfo(mframe);
|
} else {
|
task->refer[i] = -1;
|
}
|
}
|
ret = update_reference_list(ctx);
|
if (ret < 0) {
|
mpp_err_f("Failed to update reference list.\n");
|
goto end;
|
}
|
|
if (s->raw_frame_header->show_frame) {
|
ret = set_output_frame(ctx);
|
if (ret < 0) {
|
mpp_err_f("Set output frame error\n");
|
goto end;
|
}
|
}
|
raw_tile_group = NULL;
|
s->raw_frame_header = NULL;
|
}
|
}
|
|
if (s->eos) {
|
task->flags.eos = 1;
|
}
|
end:
|
mpp_av1_fragment_reset(&s->current_obu);
|
if (ret < 0)
|
s->raw_frame_header = NULL;
|
|
av1d_dbg_func("leave ctx %p\n", ctx);
|
return ret;
|
}
|
|
void av1d_parser_update(Av1CodecContext *ctx, void *info)
|
{
|
AV1Context* c_ctx = (AV1Context*)ctx->priv_data;
|
DecCbHalDone *cb = (DecCbHalDone*)info;
|
RK_U8 *data = (RK_U8*)cb->task;
|
RK_U32 i;
|
const RK_U32 mv_cdf_offset = offsetof(AV1CDFs, mv_cdf);
|
const RK_U32 mv_cdf_size = sizeof(MvCDFs);
|
const RK_U32 mv_cdf_end_offset = mv_cdf_offset + mv_cdf_size;
|
const RK_U32 cdf_size = sizeof(AV1CDFs);
|
|
av1d_dbg_func("enter ctx %p\n", ctx);
|
if (!c_ctx->disable_frame_end_update_cdf) {
|
for (i = 0; i < NUM_REF_FRAMES; i++) {
|
if (c_ctx->refresh_frame_flags & (1 << i)) {
|
/* 1. get cdfs */
|
Av1GetCDFs(c_ctx, i);
|
{
|
RK_U8 *cdf_base = (RK_U8 *)c_ctx->cdfs;
|
RK_U8 *cdf_ndvc_base = (RK_U8 *)c_ctx->cdfs_ndvc;
|
/* 2. read cdfs from memory*/
|
if (c_ctx->frame_is_intra) {
|
memcpy(cdf_base, data, mv_cdf_offset);
|
// Read intrabc MV context
|
memcpy(cdf_ndvc_base, data + mv_cdf_offset, mv_cdf_size);
|
memcpy(cdf_base + mv_cdf_end_offset, data + mv_cdf_end_offset,
|
cdf_size - mv_cdf_end_offset);
|
} else {
|
memcpy(cdf_base, data, cdf_size);
|
}
|
}
|
/* 3. store cdfs*/
|
Av1StoreCDFs(c_ctx, c_ctx->refresh_frame_flags);
|
break;
|
}
|
}
|
}
|
|
av1d_dbg_func("leave ctx %p\n", ctx);
|
}
|
|
MPP_RET av1d_paser_reset(Av1CodecContext *ctx)
|
{
|
(void)ctx;
|
MPP_RET ret = MPP_OK;
|
RK_U32 i = 0;
|
AV1Context *s = ctx->priv_data;
|
|
av1d_dbg_func("enter ctx %p\n", ctx);
|
for ( i = 0; i < MPP_ARRAY_ELEMS(s->ref); i++) {
|
AV1Frame *f = &s->ref[i];
|
if (f->ref) {
|
av1d_frame_unref(ctx, &s->ref[i]);
|
}
|
|
}
|
av1d_dbg_func("leave ctx %p\n", ctx);
|
return ret;
|
|
}
|
|
|
static inline int64_t leb128(BitReadCtx_t *gb)
|
{
|
int64_t ret = 0;
|
RK_S32 byte = 0;
|
RK_S32 i;
|
|
for (i = 0; i < 8; i++) {
|
mpp_read_bits(gb, 8, &byte);
|
ret |= (int64_t)(byte & 0x7f) << (i * 7);
|
if (!(byte & 0x80))
|
break;
|
}
|
return ret;
|
}
|
|
static inline RK_S32 parse_obu_header(uint8_t *buf, RK_S32 buf_size,
|
int64_t *obu_size, RK_S32 *start_pos, RK_S32 *type,
|
RK_S32 *temporal_id, RK_S32 *spatial_id)
|
{
|
BitReadCtx_t gb;
|
RK_S32 extension_flag, has_size_flag;
|
int64_t size;
|
RK_S32 value = 0;
|
mpp_set_bitread_ctx(&gb, buf, MPP_MIN(buf_size, MAX_OBU_HEADER_SIZE));
|
|
mpp_read_bits(&gb, 1, &value);
|
if (value != 0) // obu_forbidden_bit
|
return MPP_ERR_PROTOL;
|
|
mpp_read_bits(&gb, 4, type);
|
mpp_read_bits(&gb, 1, &extension_flag);
|
mpp_read_bits(&gb, 1, &has_size_flag);
|
mpp_skip_bits(&gb, 1); // obu_reserved_1bit
|
|
if (extension_flag) {
|
mpp_read_bits(&gb, 3, temporal_id);
|
mpp_read_bits(&gb, 2, spatial_id);
|
mpp_skip_bits(&gb, 3); // extension_header_reserved_3bits
|
} else {
|
*temporal_id = *spatial_id = 0;
|
}
|
|
*obu_size = has_size_flag ? leb128(&gb)
|
: buf_size - 1 - extension_flag;
|
|
if (mpp_get_bits_left(&gb) < 0)
|
return MPP_ERR_PROTOL;
|
|
*start_pos = mpp_get_bits_count(&gb) / 8;
|
|
size = *obu_size + *start_pos;
|
|
if (size > buf_size)
|
return MPP_ERR_PROTOL;
|
|
return size;
|
|
}
|
|
RK_S32 av1_extract_obu(AV1OBU *obu, uint8_t *buf, RK_S32 length)
|
{
|
int64_t obu_size;
|
RK_S32 start_pos, type, temporal_id, spatial_id;
|
RK_S32 len;
|
|
len = parse_obu_header(buf, length, &obu_size, &start_pos,
|
&type, &temporal_id, &spatial_id);
|
if (len < 0)
|
return len;
|
|
obu->type = type;
|
obu->temporal_id = temporal_id;
|
obu->spatial_id = spatial_id;
|
|
obu->data = buf + start_pos;
|
obu->size = obu_size;
|
obu->raw_data = buf;
|
obu->raw_size = len;
|
|
av1d_dbg(AV1D_DBG_STRMIN, "obu_type: %d, temporal_id: %d, spatial_id: %d, payload size: %d\n",
|
obu->type, obu->temporal_id, obu->spatial_id, obu->size);
|
|
return len;
|
}
|
|
|
RK_S32 av1d_split_frame(SplitContext_t *ctx,
|
RK_U8 **out_data, RK_S32 *out_size,
|
RK_U8 *data, RK_S32 size)
|
{
|
(void)ctx;
|
(void)out_data;
|
(void)out_size;
|
|
AV1OBU obu;
|
uint8_t *ptr = data, *end = data + size;
|
av1d_dbg_func("enter ctx %p\n", ctx);
|
|
*out_data = data;
|
|
while (ptr < end) {
|
RK_S32 len = av1_extract_obu(&obu, ptr, size);
|
if (len < 0)
|
break;
|
if (obu.type == AV1_OBU_FRAME_HEADER ||
|
obu.type == AV1_OBU_FRAME) {
|
ptr += len;
|
size -= len;
|
*out_size = (RK_S32)(ptr - data);
|
return ptr - data;
|
}
|
ptr += len;
|
size -= len;
|
}
|
|
return 0;
|
|
av1d_dbg_func("leave ctx %p\n", ctx);
|
return 0;
|
|
}
|
|
MPP_RET av1d_get_frame_stream(Av1CodecContext *ctx, RK_U8 *buf, RK_S32 length)
|
{
|
MPP_RET ret = MPP_OK;
|
av1d_dbg_func("enter ctx %p\n", ctx);
|
RK_S32 buff_size = 0;
|
RK_U8 *data = NULL;
|
RK_S32 size = 0;
|
|
data = (RK_U8 *)mpp_packet_get_data(ctx->pkt);
|
size = (RK_S32)mpp_packet_get_size(ctx->pkt);
|
|
if (length > size) {
|
mpp_free(data);
|
mpp_packet_deinit(&ctx->pkt);
|
buff_size = length + 10 * 1024;
|
data = mpp_malloc(RK_U8, buff_size);
|
mpp_packet_init(&ctx->pkt, (void *)data, length);
|
mpp_packet_set_size(ctx->pkt, buff_size);
|
}
|
|
memcpy(data, buf, length);
|
mpp_packet_set_length(ctx->pkt, length);
|
|
av1d_dbg_func("leave ctx %p\n", ctx);
|
return ret;
|
|
}
|
|
MPP_RET av1d_split_deinit(Av1CodecContext *ctx)
|
{
|
MPP_RET ret = MPP_OK;
|
(void)ctx;
|
|
av1d_dbg_func("enter ctx %p\n", ctx);
|
|
av1d_dbg_func("leave ctx %p\n", ctx);
|
|
return ret;
|
}
|
|
MPP_RET av1d_split_init(Av1CodecContext *ctx)
|
{
|
MPP_RET ret = MPP_OK;
|
(void)ctx;
|
|
av1d_dbg_func("enter ctx %p\n", ctx);
|
|
av1d_dbg_func("leave ctx %p\n", ctx);
|
return ret;
|
}
|
