/*
* Copyright 2011-2013 Maarten Lankhorst
*
* 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, sublicense,
* 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 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 NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS 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 "nouveau_vp3_video.h"
struct strparm_bsp {
uint32_t w0[4]; // bits 0-23 length, bits 24-31 addr_hi
uint32_t w1[4]; // bit 8-24 addr_lo
uint32_t unk20; // should be idx * 0x8000000, bitstream offset
uint32_t do_crypto_crap; // set to 0
};
struct mpeg12_picparm_bsp {
uint16_t width;
uint16_t height;
uint8_t picture_structure;
uint8_t picture_coding_type;
uint8_t intra_dc_precision;
uint8_t frame_pred_frame_dct;
uint8_t concealment_motion_vectors;
uint8_t intra_vlc_format;
uint16_t pad;
uint8_t f_code[2][2];
};
struct mpeg4_picparm_bsp {
uint16_t width;
uint16_t height;
uint8_t vop_time_increment_size;
uint8_t interlaced;
uint8_t resync_marker_disable;
};
struct vc1_picparm_bsp {
uint16_t width;
uint16_t height;
uint8_t profile; // 04 0 simple, 1 main, 2 advanced
uint8_t postprocflag; // 05
uint8_t pulldown; // 06
uint8_t interlaced; // 07
uint8_t tfcntrflag; // 08
uint8_t finterpflag; // 09
uint8_t psf; // 0a
uint8_t pad; // 0b
uint8_t multires; // 0c
uint8_t syncmarker; // 0d
uint8_t rangered; // 0e
uint8_t maxbframes; // 0f
uint8_t dquant; // 10
uint8_t panscan_flag; // 11
uint8_t refdist_flag; // 12
uint8_t quantizer; // 13
uint8_t extended_mv; // 14
uint8_t extended_dmv; // 15
uint8_t overlap; // 16
uint8_t vstransform; // 17
};
struct h264_picparm_bsp {
// 00
uint32_t unk00;
// 04
uint32_t log2_max_frame_num_minus4; // 04 checked
uint32_t pic_order_cnt_type; // 08 checked
uint32_t log2_max_pic_order_cnt_lsb_minus4; // 0c checked
uint32_t delta_pic_order_always_zero_flag; // 10, or unknown
uint32_t frame_mbs_only_flag; // 14, always 1?
uint32_t direct_8x8_inference_flag; // 18, always 1?
uint32_t width_mb; // 1c checked
uint32_t height_mb; // 20 checked
// 24
//struct picparm2
uint32_t entropy_coding_mode_flag; // 00, checked
uint32_t pic_order_present_flag; // 04 checked
uint32_t unk; // 08 seems to be 0?
uint32_t pad1; // 0c seems to be 0?
uint32_t pad2; // 10 always 0 ?
uint32_t num_ref_idx_l0_active_minus1; // 14 always 0?
uint32_t num_ref_idx_l1_active_minus1; // 18 always 0?
uint32_t weighted_pred_flag; // 1c checked
uint32_t weighted_bipred_idc; // 20 checked
uint32_t pic_init_qp_minus26; // 24 checked
uint32_t deblocking_filter_control_present_flag; // 28 always 1?
uint32_t redundant_pic_cnt_present_flag; // 2c always 0?
uint32_t transform_8x8_mode_flag; // 30 checked
uint32_t mb_adaptive_frame_field_flag; // 34 checked-ish
uint8_t field_pic_flag; // 38 checked
uint8_t bottom_field_flag; // 39 checked
uint8_t real_pad[0x1b]; // XX why?
};
static uint32_t
nouveau_vp3_fill_picparm_mpeg12_bsp(struct nouveau_vp3_decoder *dec,
struct pipe_mpeg12_picture_desc *desc,
char *map)
{
struct mpeg12_picparm_bsp *pic_bsp = (struct mpeg12_picparm_bsp *)map;
int i;
pic_bsp->width = dec->base.width;
pic_bsp->height = dec->base.height;
pic_bsp->picture_structure = desc->picture_structure;
pic_bsp->picture_coding_type = desc->picture_coding_type;
pic_bsp->intra_dc_precision = desc->intra_dc_precision;
pic_bsp->frame_pred_frame_dct = desc->frame_pred_frame_dct;
pic_bsp->concealment_motion_vectors = desc->concealment_motion_vectors;
pic_bsp->intra_vlc_format = desc->intra_vlc_format;
pic_bsp->pad = 0;
for (i = 0; i < 4; ++i)
pic_bsp->f_code[i/2][i%2] = desc->f_code[i/2][i%2] + 1; // FU
return (desc->num_slices << 4) | (dec->base.profile != PIPE_VIDEO_PROFILE_MPEG1);
}
static uint32_t
nouveau_vp3_fill_picparm_mpeg4_bsp(struct nouveau_vp3_decoder *dec,
struct pipe_mpeg4_picture_desc *desc,
char *map)
{
struct mpeg4_picparm_bsp *pic_bsp = (struct mpeg4_picparm_bsp *)map;
uint32_t t, bits = 0;
pic_bsp->width = dec->base.width;
pic_bsp->height = dec->base.height;
assert(desc->vop_time_increment_resolution > 0);
t = desc->vop_time_increment_resolution - 1;
while (t) {
bits++;
t /= 2;
}
if (!bits)
bits = 1;
t = desc->vop_time_increment_resolution - 1;
pic_bsp->vop_time_increment_size = bits;
pic_bsp->interlaced = desc->interlaced;
pic_bsp->resync_marker_disable = desc->resync_marker_disable;
return 4;
}
static uint32_t
nouveau_vp3_fill_picparm_vc1_bsp(struct nouveau_vp3_decoder *dec,
struct pipe_vc1_picture_desc *d,
char *map)
{
struct vc1_picparm_bsp *vc = (struct vc1_picparm_bsp *)map;
uint32_t caps = (d->slice_count << 4)&0xfff0;
vc->width = dec->base.width;
vc->height = dec->base.height;
vc->profile = dec->base.profile - PIPE_VIDEO_PROFILE_VC1_SIMPLE; // 04
vc->postprocflag = d->postprocflag;
vc->pulldown = d->pulldown;
vc->interlaced = d->interlace;
vc->tfcntrflag = d->tfcntrflag; // 08
vc->finterpflag = d->finterpflag;
vc->psf = d->psf;
vc->pad = 0;
vc->multires = d->multires; // 0c
vc->syncmarker = d->syncmarker;
vc->rangered = d->rangered;
vc->maxbframes = d->maxbframes;
vc->dquant = d->dquant; // 10
vc->panscan_flag = d->panscan_flag;
vc->refdist_flag = d->refdist_flag;
vc->quantizer = d->quantizer;
vc->extended_mv = d->extended_mv; // 14
vc->extended_dmv = d->extended_dmv;
vc->overlap = d->overlap;
vc->vstransform = d->vstransform;
return caps | 2;
}
static uint32_t
nouveau_vp3_fill_picparm_h264_bsp(struct nouveau_vp3_decoder *dec,
struct pipe_h264_picture_desc *d,
char *map)
{
struct h264_picparm_bsp stub_h = {}, *h = &stub_h;
uint32_t caps = (d->slice_count << 4)&0xfff0;
assert(!(d->slice_count & ~0xfff));
if (d->slice_count & 0x1000)
caps |= 1 << 20;
assert(offsetof(struct h264_picparm_bsp, bottom_field_flag) == (0x39 + 0x24));
h->unk00 = 1;
h->pad1 = h->pad2 = 0;
h->unk = 0;
h->log2_max_frame_num_minus4 = d->pps->sps->log2_max_frame_num_minus4;
h->frame_mbs_only_flag = d->pps->sps->frame_mbs_only_flag;
h->direct_8x8_inference_flag = d->pps->sps->direct_8x8_inference_flag;
h->width_mb = mb(dec->base.width);
h->height_mb = mb(dec->base.height);
h->entropy_coding_mode_flag = d->pps->entropy_coding_mode_flag;
h->pic_order_present_flag = d->pps->bottom_field_pic_order_in_frame_present_flag;
h->pic_order_cnt_type = d->pps->sps->pic_order_cnt_type;
h->log2_max_pic_order_cnt_lsb_minus4 = d->pps->sps->log2_max_pic_order_cnt_lsb_minus4;
h->delta_pic_order_always_zero_flag = d->pps->sps->delta_pic_order_always_zero_flag;
h->num_ref_idx_l0_active_minus1 = d->num_ref_idx_l0_active_minus1;
h->num_ref_idx_l1_active_minus1 = d->num_ref_idx_l1_active_minus1;
h->weighted_pred_flag = d->pps->weighted_pred_flag;
h->weighted_bipred_idc = d->pps->weighted_bipred_idc;
h->pic_init_qp_minus26 = d->pps->pic_init_qp_minus26;
h->deblocking_filter_control_present_flag = d->pps->deblocking_filter_control_present_flag;
h->redundant_pic_cnt_present_flag = d->pps->redundant_pic_cnt_present_flag;
h->transform_8x8_mode_flag = d->pps->transform_8x8_mode_flag;
h->mb_adaptive_frame_field_flag = d->pps->sps->mb_adaptive_frame_field_flag;
h->field_pic_flag = d->field_pic_flag;
h->bottom_field_flag = d->bottom_field_flag;
memset(h->real_pad, 0, sizeof(h->real_pad));
*(struct h264_picparm_bsp *)map = *h;
return caps | 3;
}
static inline struct strparm_bsp *strparm_bsp(struct nouveau_vp3_decoder *dec)
{
unsigned comm_seq = dec->fence_seq;
struct nouveau_bo *bsp_bo = dec->bsp_bo[comm_seq % NOUVEAU_VP3_VIDEO_QDEPTH];
return (struct strparm_bsp *)(bsp_bo->map + 0x100);
}
void
nouveau_vp3_bsp_begin(struct nouveau_vp3_decoder *dec)
{
struct strparm_bsp *str_bsp = strparm_bsp(dec);
dec->bsp_ptr = (void *)str_bsp;
memset(str_bsp, 0, 0x80);
dec->bsp_ptr += 0x100;
/* Reserved for picparm_vp */
dec->bsp_ptr += 0x300;
/* Reserved for comm */
#if !NOUVEAU_VP3_DEBUG_FENCE
memset(dec->bsp_ptr, 0, 0x200);
#endif
dec->bsp_ptr += 0x200;
}
void
nouveau_vp3_bsp_next(struct nouveau_vp3_decoder *dec, unsigned num_buffers,
const void *const *data, const unsigned *num_bytes)
{
#ifndef NDEBUG
unsigned comm_seq = dec->fence_seq;
struct nouveau_bo *bsp_bo = dec->bsp_bo[comm_seq % NOUVEAU_VP3_VIDEO_QDEPTH];
#endif
struct strparm_bsp *str_bsp = strparm_bsp(dec);
int i;
for (i = 0; i < num_buffers; ++i) {
#ifndef NDEBUG
assert(bsp_bo->size >= str_bsp->w0[0] + num_bytes[i]);
#endif
memcpy(dec->bsp_ptr, data[i], num_bytes[i]);
dec->bsp_ptr += num_bytes[i];
str_bsp->w0[0] += num_bytes[i];
}
}
uint32_t
nouveau_vp3_bsp_end(struct nouveau_vp3_decoder *dec, union pipe_desc desc)
{
enum pipe_video_format codec = u_reduce_video_profile(dec->base.profile);
unsigned comm_seq = dec->fence_seq;
struct nouveau_bo *bsp_bo = dec->bsp_bo[comm_seq % NOUVEAU_VP3_VIDEO_QDEPTH];
uint32_t endmarker, caps;
struct strparm_bsp *str_bsp = strparm_bsp(dec);
char *bsp = bsp_bo->map;
/*
* 0x000..0x100: picparm_bsp
* 0x200..0x500: picparm_vp
* 0x500..0x700: comm
* 0x700..onward: raw bitstream
*/
switch (codec){
case PIPE_VIDEO_FORMAT_MPEG12:
endmarker = 0xb7010000;
caps = nouveau_vp3_fill_picparm_mpeg12_bsp(dec, desc.mpeg12, bsp);
break;
case PIPE_VIDEO_FORMAT_MPEG4:
endmarker = 0xb1010000;
caps = nouveau_vp3_fill_picparm_mpeg4_bsp(dec, desc.mpeg4, bsp);
break;
case PIPE_VIDEO_FORMAT_VC1: {
endmarker = 0x0a010000;
caps = nouveau_vp3_fill_picparm_vc1_bsp(dec, desc.vc1, bsp);
break;
}
case PIPE_VIDEO_FORMAT_MPEG4_AVC: {
endmarker = 0x0b010000;
caps = nouveau_vp3_fill_picparm_h264_bsp(dec, desc.h264, bsp);
break;
}
default: assert(0); return -1;
}
caps |= 0 << 16; // reset struct comm if flag is set
caps |= 1 << 17; // enable watchdog
caps |= 0 << 18; // do not report error to VP, so it can continue decoding what we have
caps |= 0 << 19; // if enabled, use crypto crap?
str_bsp = strparm_bsp(dec);
str_bsp->w1[0] = 0x1;
/* Append end sequence */
*(uint32_t *)dec->bsp_ptr = endmarker;
dec->bsp_ptr += 4;
*(uint32_t *)dec->bsp_ptr = 0x00000000;
dec->bsp_ptr += 4;
*(uint32_t *)dec->bsp_ptr = endmarker;
dec->bsp_ptr += 4;
*(uint32_t *)dec->bsp_ptr = 0x00000000;
str_bsp->w0[0] += 16;
dec->bsp_ptr = NULL;
return caps;
}