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/**************************************************************************
*
* Copyright 2017 Advanced Micro Devices, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
#include <stdio.h>
#include "pipe/p_video_codec.h"
#include "util/u_video.h"
#include "util/u_memory.h"
#include "vl/vl_video_buffer.h"
#include "r600_pipe_common.h"
#include "radeon_video.h"
#include "radeon_vcn_enc.h"
static void radeon_vcn_enc_get_param(struct radeon_encoder *enc, struct pipe_h264_enc_picture_desc *pic)
{
enc->enc_pic.picture_type = pic->picture_type;
enc->enc_pic.frame_num = pic->frame_num;
enc->enc_pic.pic_order_cnt = pic->pic_order_cnt;
enc->enc_pic.pic_order_cnt_type = pic->pic_order_cnt_type;
enc->enc_pic.ref_idx_l0 = pic->ref_idx_l0;
enc->enc_pic.ref_idx_l1 = pic->ref_idx_l1;
enc->enc_pic.not_referenced = pic->not_referenced;
enc->enc_pic.is_idr = pic->is_idr;
enc->enc_pic.crop_left = 0;
enc->enc_pic.crop_right = (align(enc->base.width, 16) - enc->base.width) / 2;
enc->enc_pic.crop_top = 0;
enc->enc_pic.crop_bottom = (align(enc->base.height, 16) - enc->base.height) / 2;
}
static void flush(struct radeon_encoder *enc)
{
enc->ws->cs_flush(enc->cs, RADEON_FLUSH_ASYNC, NULL);
}
static void radeon_enc_flush(struct pipe_video_codec *encoder)
{
struct radeon_encoder *enc = (struct radeon_encoder*)encoder;
flush(enc);
}
static void radeon_enc_cs_flush(void *ctx, unsigned flags,
struct pipe_fence_handle **fence)
{
// just ignored
}
static unsigned get_cpb_num(struct radeon_encoder *enc)
{
unsigned w = align(enc->base.width, 16) / 16;
unsigned h = align(enc->base.height, 16) / 16;
unsigned dpb;
switch (enc->base.level) {
case 10:
dpb = 396;
break;
case 11:
dpb = 900;
break;
case 12:
case 13:
case 20:
dpb = 2376;
break;
case 21:
dpb = 4752;
break;
case 22:
case 30:
dpb = 8100;
break;
case 31:
dpb = 18000;
break;
case 32:
dpb = 20480;
break;
case 40:
case 41:
dpb = 32768;
break;
case 42:
dpb = 34816;
break;
case 50:
dpb = 110400;
break;
default:
case 51:
case 52:
dpb = 184320;
break;
}
return MIN2(dpb / (w * h), 16);
}
static void radeon_enc_begin_frame(struct pipe_video_codec *encoder,
struct pipe_video_buffer *source,
struct pipe_picture_desc *picture)
{
struct radeon_encoder *enc = (struct radeon_encoder*)encoder;
struct vl_video_buffer *vid_buf = (struct vl_video_buffer *)source;
struct pipe_h264_enc_picture_desc *pic = (struct pipe_h264_enc_picture_desc *)picture;
radeon_vcn_enc_get_param(enc, pic);
enc->get_buffer(vid_buf->resources[0], &enc->handle, &enc->luma);
enc->get_buffer(vid_buf->resources[1], NULL, &enc->chroma);
enc->need_feedback = false;
if (!enc->stream_handle) {
struct rvid_buffer fb;
enc->stream_handle = si_vid_alloc_stream_handle();
enc->si = CALLOC_STRUCT(rvid_buffer);
si_vid_create_buffer(enc->screen, enc->si, 128 * 1024, PIPE_USAGE_STAGING);
si_vid_create_buffer(enc->screen, &fb, 4096, PIPE_USAGE_STAGING);
enc->fb = &fb;
enc->begin(enc, pic);
flush(enc);
si_vid_destroy_buffer(&fb);
}
}
static void radeon_enc_encode_bitstream(struct pipe_video_codec *encoder,
struct pipe_video_buffer *source,
struct pipe_resource *destination,
void **fb)
{
struct radeon_encoder *enc = (struct radeon_encoder*)encoder;
enc->get_buffer(destination, &enc->bs_handle, NULL);
enc->bs_size = destination->width0;
*fb = enc->fb = CALLOC_STRUCT(rvid_buffer);
if (!si_vid_create_buffer(enc->screen, enc->fb, 4096, PIPE_USAGE_STAGING)) {
RVID_ERR("Can't create feedback buffer.\n");
return;
}
enc->need_feedback = true;
enc->encode(enc);
}
static void radeon_enc_end_frame(struct pipe_video_codec *encoder,
struct pipe_video_buffer *source,
struct pipe_picture_desc *picture)
{
/* TODO*/
}
static void radeon_enc_destroy(struct pipe_video_codec *encoder)
{
/* TODO*/
}
static void radeon_enc_get_feedback(struct pipe_video_codec *encoder,
void *feedback, unsigned *size)
{
/* TODO*/
}
struct pipe_video_codec *radeon_create_encoder(struct pipe_context *context,
const struct pipe_video_codec *templ,
struct radeon_winsys* ws,
radeon_enc_get_buffer get_buffer)
{
/* TODO*/
}
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