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[av1d_parser]: fix gm_params update issue

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Signed-off-by: Yandong Lin <yandong.lin@rock-chips.com>
Change-Id: Id00be71023fb1ab3c4a67c290d0255f5021b4b71
This commit is contained in:
Yandong Lin
2023-02-27 16:09:01 +08:00
parent 7b7bca623a
commit 835d8b3e96
2 changed files with 120 additions and 120 deletions
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120
mpp/codec/dec/av1/av1d_cbs.c
View File

@@ -38,33 +38,6 @@
#define MAX_INT_BITS(length) ((INT64_C(1) << ((length) - 1)) - 1)
#define MIN_INT_BITS(length) (-(INT64_C(1) << ((length) - 1)))
static const RK_S16 div_lut[AV1_DIV_LUT_NUM] = {
16384, 16320, 16257, 16194, 16132, 16070, 16009, 15948, 15888, 15828, 15768,
15709, 15650, 15592, 15534, 15477, 15420, 15364, 15308, 15252, 15197, 15142,
15087, 15033, 14980, 14926, 14873, 14821, 14769, 14717, 14665, 14614, 14564,
14513, 14463, 14413, 14364, 14315, 14266, 14218, 14170, 14122, 14075, 14028,
13981, 13935, 13888, 13843, 13797, 13752, 13707, 13662, 13618, 13574, 13530,
13487, 13443, 13400, 13358, 13315, 13273, 13231, 13190, 13148, 13107, 13066,
13026, 12985, 12945, 12906, 12866, 12827, 12788, 12749, 12710, 12672, 12633,
12596, 12558, 12520, 12483, 12446, 12409, 12373, 12336, 12300, 12264, 12228,
12193, 12157, 12122, 12087, 12053, 12018, 11984, 11950, 11916, 11882, 11848,
11815, 11782, 11749, 11716, 11683, 11651, 11619, 11586, 11555, 11523, 11491,
11460, 11429, 11398, 11367, 11336, 11305, 11275, 11245, 11215, 11185, 11155,
11125, 11096, 11067, 11038, 11009, 10980, 10951, 10923, 10894, 10866, 10838,
10810, 10782, 10755, 10727, 10700, 10673, 10645, 10618, 10592, 10565, 10538,
10512, 10486, 10460, 10434, 10408, 10382, 10356, 10331, 10305, 10280, 10255,
10230, 10205, 10180, 10156, 10131, 10107, 10082, 10058, 10034, 10010, 9986,
9963, 9939, 9916, 9892, 9869, 9846, 9823, 9800, 9777, 9754, 9732,
9709, 9687, 9664, 9642, 9620, 9598, 9576, 9554, 9533, 9511, 9489,
9468, 9447, 9425, 9404, 9383, 9362, 9341, 9321, 9300, 9279, 9259,
9239, 9218, 9198, 9178, 9158, 9138, 9118, 9098, 9079, 9059, 9039,
9020, 9001, 8981, 8962, 8943, 8924, 8905, 8886, 8867, 8849, 8830,
8812, 8793, 8775, 8756, 8738, 8720, 8702, 8684, 8666, 8648, 8630,
8613, 8595, 8577, 8560, 8542, 8525, 8508, 8490, 8473, 8456, 8439,
8422, 8405, 8389, 8372, 8355, 8339, 8322, 8306, 8289, 8273, 8257,
8240, 8224, 8208, 8192
};
/**
* Clip a signed integer into the -(2^p),(2^p-1) range.
* @param a value to clip
@@ -1564,76 +1537,6 @@ static RK_S32 mpp_av1_global_motion_param(AV1Context *ctx, BitReadCtx_t *gb,
return 0;
}
static RK_U16 round_two(RK_U64 x, RK_U16 n)
{
if (n == 0)
return x;
return ((x + ((RK_U64)1 << (n - 1))) >> n);
}
static RK_S64 round_two_signed(RK_S64 x, RK_U16 n)
{
return ((x < 0) ? -((RK_S64)round_two(-x, n)) : (RK_S64)round_two(x, n));
}
/**
* Resolve divisor process.
* see spec 7.11.3.7
*/
static RK_S16 resolve_divisor(RK_U32 d, RK_S16 *shift)
{
RK_S32 e, f;
*shift = mpp_log2(d);
e = d - (1 << (*shift));
if (*shift > AV1_DIV_LUT_BITS)
f = round_two(e, *shift - AV1_DIV_LUT_BITS);
else
f = e << (AV1_DIV_LUT_BITS - (*shift));
*shift += AV1_DIV_LUT_PREC_BITS;
return div_lut[f];
}
/**
* check if global motion params is valid.
* see spec 7.11.3.6
*/
static uint8_t get_shear_params_valid(AV1Context *s, RK_S32 idx)
{
RK_S16 alpha, beta, gamma, delta, divf, divs;
RK_S64 v, w;
RK_S32 *param = &s->cur_frame.gm_params[idx].wmmat[0];
if (param[2] < 0)
return 0;
alpha = MPP_CLIP3(INT16_MIN, INT16_MAX, param[2] - (1 << AV1_WARPEDMODEL_PREC_BITS));
beta = MPP_CLIP3(INT16_MIN, INT16_MAX, param[3]);
divf = resolve_divisor(MPP_ABS(param[2]), &divs) * (param[2] < 0 ? -1 : 1);
v = (RK_S64)param[4] * (1 << AV1_WARPEDMODEL_PREC_BITS);
w = (RK_S64)param[3] * param[4];
gamma = MPP_CLIP3(INT16_MIN, INT16_MAX, (RK_S32)round_two_signed((v * divf), divs));
delta = MPP_CLIP3(INT16_MIN, INT16_MAX, param[5] - (RK_S32)round_two_signed((w * divf), divs) - (1 << AV1_WARPEDMODEL_PREC_BITS));
alpha = round_two_signed(alpha, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
beta = round_two_signed(beta, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
gamma = round_two_signed(gamma, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
delta = round_two_signed(delta, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
if ((4 * MPP_ABS(alpha) + 7 * MPP_ABS(beta)) >= (1 << AV1_WARPEDMODEL_PREC_BITS) ||
(4 * MPP_ABS(gamma) + 4 * MPP_ABS(delta)) >= (1 << AV1_WARPEDMODEL_PREC_BITS))
return 0;
s->cur_frame.gm_params[idx].alpha = alpha;
s->cur_frame.gm_params[idx].beta = beta;
s->cur_frame.gm_params[idx].gamma = gamma;
s->cur_frame.gm_params[idx].delta = delta;
return 1;
}
static RK_S32 mpp_av1_global_motion_params(AV1Context *ctx, BitReadCtx_t *gb,
AV1RawFrameHeader *current)
{
@@ -1645,13 +1548,6 @@ static RK_S32 mpp_av1_global_motion_params(AV1Context *ctx, BitReadCtx_t *gb,
return 0;
for (ref = AV1_REF_FRAME_LAST; ref <= AV1_REF_FRAME_ALTREF; ref++) {
RK_U32 ref_width = ctx->ref_s[ref].frame_width;
RK_U32 ref_height = ctx->ref_s[ref].frame_height;
RK_U32 cur_width = ctx->frame_width;
RK_U32 cur_height = ctx->frame_height;
RK_U8 ref_uses_scaling = cur_width != ref_width || cur_height != ref_height;
RK_U32 shear_params_valid;
flags(is_global[ref], 1, ref);
if (current->is_global[ref]) {
flags(is_rot_zoom[ref], 1, ref);
@@ -1681,22 +1577,6 @@ static RK_S32 mpp_av1_global_motion_params(AV1Context *ctx, BitReadCtx_t *gb,
CHECK(mpp_av1_global_motion_param(ctx, gb, current, type, ref, 0));
CHECK(mpp_av1_global_motion_param(ctx, gb, current, type, ref, 1));
}
if (type <= AV1_WARP_MODEL_AFFINE)
shear_params_valid = get_shear_params_valid(ctx, ref);
if (!shear_params_valid || ref_uses_scaling) {
ctx->cur_frame.gm_params[ref].alpha = -32768;
ctx->cur_frame.gm_params[ref].beta = -32768;
ctx->cur_frame.gm_params[ref].gamma = -32768;
ctx->cur_frame.gm_params[ref].delta = -32768;
}
av1d_dbg(AV1D_DBG_HEADER, "ref %d alpa %d beta %d gamma %d delta %d\n",
ref,
ctx->cur_frame.gm_params[ref].alpha,
ctx->cur_frame.gm_params[ref].beta,
ctx->cur_frame.gm_params[ref].gamma,
ctx->cur_frame.gm_params[ref].delta);
}
return 0;

120
mpp/codec/dec/av1/av1d_parser.c
View File

@@ -34,6 +34,34 @@
#include "mpp_frame_impl.h"
RK_U32 av1d_debug = 0;
static const RK_S16 div_lut[AV1_DIV_LUT_NUM] = {
16384, 16320, 16257, 16194, 16132, 16070, 16009, 15948, 15888, 15828, 15768,
15709, 15650, 15592, 15534, 15477, 15420, 15364, 15308, 15252, 15197, 15142,
15087, 15033, 14980, 14926, 14873, 14821, 14769, 14717, 14665, 14614, 14564,
14513, 14463, 14413, 14364, 14315, 14266, 14218, 14170, 14122, 14075, 14028,
13981, 13935, 13888, 13843, 13797, 13752, 13707, 13662, 13618, 13574, 13530,
13487, 13443, 13400, 13358, 13315, 13273, 13231, 13190, 13148, 13107, 13066,
13026, 12985, 12945, 12906, 12866, 12827, 12788, 12749, 12710, 12672, 12633,
12596, 12558, 12520, 12483, 12446, 12409, 12373, 12336, 12300, 12264, 12228,
12193, 12157, 12122, 12087, 12053, 12018, 11984, 11950, 11916, 11882, 11848,
11815, 11782, 11749, 11716, 11683, 11651, 11619, 11586, 11555, 11523, 11491,
11460, 11429, 11398, 11367, 11336, 11305, 11275, 11245, 11215, 11185, 11155,
11125, 11096, 11067, 11038, 11009, 10980, 10951, 10923, 10894, 10866, 10838,
10810, 10782, 10755, 10727, 10700, 10673, 10645, 10618, 10592, 10565, 10538,
10512, 10486, 10460, 10434, 10408, 10382, 10356, 10331, 10305, 10280, 10255,
10230, 10205, 10180, 10156, 10131, 10107, 10082, 10058, 10034, 10010, 9986,
9963, 9939, 9916, 9892, 9869, 9846, 9823, 9800, 9777, 9754, 9732,
9709, 9687, 9664, 9642, 9620, 9598, 9576, 9554, 9533, 9511, 9489,
9468, 9447, 9425, 9404, 9383, 9362, 9341, 9321, 9300, 9279, 9259,
9239, 9218, 9198, 9178, 9158, 9138, 9118, 9098, 9079, 9059, 9039,
9020, 9001, 8981, 8962, 8943, 8924, 8905, 8886, 8867, 8849, 8830,
8812, 8793, 8775, 8756, 8738, 8720, 8702, 8684, 8666, 8648, 8630,
8613, 8595, 8577, 8560, 8542, 8525, 8508, 8490, 8473, 8456, 8439,
8422, 8405, 8389, 8372, 8355, 8339, 8322, 8306, 8289, 8273, 8257,
8240, 8224, 8208, 8192
};
/**
* Clip a signed integer into the -(2^p),(2^p-1) range.
* @param a value to clip
@@ -181,6 +209,77 @@ static void read_global_param(AV1Context *s, RK_S32 type, RK_S32 ref, RK_S32 idx
-mx, mx + 1, r) << prec_diff) + round;
}
static RK_U16 round_two(RK_U64 x, RK_U16 n)
{
if (n == 0)
return x;
return ((x + ((RK_U64)1 << (n - 1))) >> n);
}
static RK_S64 round_two_signed(RK_S64 x, RK_U16 n)
{
return ((x < 0) ? -((RK_S64)round_two(-x, n)) : (RK_S64)round_two(x, n));
}
/**
* Resolve divisor process.
* see spec 7.11.3.7
*/
static RK_S16 resolve_divisor(RK_U32 d, RK_S16 *shift)
{
RK_S32 e, f;
*shift = mpp_log2(d);
e = d - (1 << (*shift));
if (*shift > AV1_DIV_LUT_BITS)
f = round_two(e, *shift - AV1_DIV_LUT_BITS);
else
f = e << (AV1_DIV_LUT_BITS - (*shift));
*shift += AV1_DIV_LUT_PREC_BITS;
return div_lut[f];
}
/**
* check if global motion params is valid.
* see spec 7.11.3.6
*/
static RK_U8 get_shear_params_valid(AV1Context *s, RK_S32 idx)
{
RK_S16 alpha, beta, gamma, delta, divf, divs;
RK_S64 v, w;
RK_S32 *param = &s->cur_frame.gm_params[idx].wmmat[0];
if (param[2] < 0)
return 0;
alpha = MPP_CLIP3(INT16_MIN, INT16_MAX, param[2] - (1 << AV1_WARPEDMODEL_PREC_BITS));
beta = MPP_CLIP3(INT16_MIN, INT16_MAX, param[3]);
divf = resolve_divisor(MPP_ABS(param[2]), &divs) * (param[2] < 0 ? -1 : 1);
v = (RK_S64)param[4] * (1 << AV1_WARPEDMODEL_PREC_BITS);
w = (RK_S64)param[3] * param[4];
gamma = MPP_CLIP3(INT16_MIN, INT16_MAX, (RK_S32)round_two_signed((v * divf), divs));
delta = MPP_CLIP3(INT16_MIN, INT16_MAX, param[5] - (RK_S32)round_two_signed((w * divf), divs) -
(1 << AV1_WARPEDMODEL_PREC_BITS));
alpha = round_two_signed(alpha, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
beta = round_two_signed(beta, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
gamma = round_two_signed(gamma, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
delta = round_two_signed(delta, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
s->cur_frame.gm_params[idx].alpha = alpha;
s->cur_frame.gm_params[idx].beta = beta;
s->cur_frame.gm_params[idx].gamma = gamma;
s->cur_frame.gm_params[idx].delta = delta;
if ((4 * MPP_ABS(alpha) + 7 * MPP_ABS(beta)) >= (1 << AV1_WARPEDMODEL_PREC_BITS) ||
(4 * MPP_ABS(gamma) + 4 * MPP_ABS(delta)) >= (1 << AV1_WARPEDMODEL_PREC_BITS))
return 0;
return 1;
}
/**
* update gm type/params, since cbs already implemented part of this funcation,
* so we don't need to full implement spec.
@@ -190,6 +289,7 @@ static void global_motion_params(AV1Context *s)
const AV1RawFrameHeader *header = s->raw_frame_header;
RK_S32 type, ref;
RK_S32 i = 0;
AV1Context *ctx = s;
for (ref = AV1_REF_FRAME_LAST; ref <= AV1_REF_FRAME_ALTREF; ref++) {
s->cur_frame.gm_params[ref].wmtype = AV1_WARP_MODEL_IDENTITY;
@@ -202,6 +302,10 @@ static void global_motion_params(AV1Context *s)
return;
for (ref = AV1_REF_FRAME_LAST; ref <= AV1_REF_FRAME_ALTREF; ref++) {
RK_U8 ref_uses_scaling = ctx->frame_width != ctx->ref_s[ref].frame_width ||
ctx->frame_height != ctx->ref_s[ref].frame_height;
RK_U32 shear_params_valid;
if (header->is_global[ref]) {
if (header->is_rot_zoom[ref]) {
type = AV1_WARP_MODEL_ROTZOOM;
@@ -229,6 +333,22 @@ static void global_motion_params(AV1Context *s)
read_global_param(s, type, ref, 0);
read_global_param(s, type, ref, 1);
}
if (type <= AV1_WARP_MODEL_AFFINE)
shear_params_valid = get_shear_params_valid(ctx, ref);
if (!shear_params_valid || ref_uses_scaling) {
ctx->cur_frame.gm_params[ref].alpha = -32768;
ctx->cur_frame.gm_params[ref].beta = -32768;
ctx->cur_frame.gm_params[ref].gamma = -32768;
ctx->cur_frame.gm_params[ref].delta = -32768;
}
av1d_dbg(AV1D_DBG_HEADER, "ref %d alpa %d beta %d gamma %d delta %d\n",
ref,
ctx->cur_frame.gm_params[ref].alpha,
ctx->cur_frame.gm_params[ref].beta,
ctx->cur_frame.gm_params[ref].gamma,
ctx->cur_frame.gm_params[ref].delta);
}
}