mirror of https://git.ffmpeg.org/ffmpeg.git
hevc: reuse edge emu buffer for coefficients
Kind of hackish but... Reviewed-by: Mickael Raulet <Mickael.Raulet@insa-rennes.fr> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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@ -972,8 +972,8 @@ static int hls_transform_unit(HEVCContext *s, int x0, int y0,
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ptrdiff_t stride = s->frame->linesize[1];
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int hshift = s->sps->hshift[1];
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int vshift = s->sps->vshift[1];
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int16_t *coeffs_y = lc->tu.coeffs[0];
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int16_t *coeffs = lc->tu.coeffs[1];
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int16_t *coeffs_y = (int16_t*)lc->edge_emu_buffer;
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int16_t *coeffs = (int16_t*)lc->edge_emu_buffer2;
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int size = 1 << log2_trafo_size_c;
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uint8_t *dst = &s->frame->data[1][(y0 >> vshift) * stride +
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@ -1001,8 +1001,8 @@ static int hls_transform_unit(HEVCContext *s, int x0, int y0,
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ptrdiff_t stride = s->frame->linesize[2];
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int hshift = s->sps->hshift[2];
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int vshift = s->sps->vshift[2];
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int16_t *coeffs_y = lc->tu.coeffs[0];
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int16_t *coeffs = lc->tu.coeffs[1];
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int16_t *coeffs_y = (int16_t*)lc->edge_emu_buffer;
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int16_t *coeffs = (int16_t*)lc->edge_emu_buffer2;
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int size = 1 << log2_trafo_size_c;
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uint8_t *dst = &s->frame->data[2][(y0 >> vshift) * stride +
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@ -679,7 +679,6 @@ typedef struct PredictionUnit {
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} PredictionUnit;
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typedef struct TransformUnit {
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DECLARE_ALIGNED(32, int16_t, coeffs[2][MAX_TB_SIZE * MAX_TB_SIZE]);
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int cu_qp_delta;
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int res_scale_val;
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@ -1079,7 +1079,7 @@ void ff_hevc_hls_residual_coding(HEVCContext *s, int x0, int y0,
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int vshift = s->sps->vshift[c_idx];
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uint8_t *dst = &s->frame->data[c_idx][(y0 >> vshift) * stride +
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((x0 >> hshift) << s->sps->pixel_shift)];
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int16_t *coeffs = lc->tu.coeffs[c_idx > 0];
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int16_t *coeffs = (int16_t*)(c_idx ? lc->edge_emu_buffer2 : lc->edge_emu_buffer);
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uint8_t significant_coeff_group_flag[8][8] = {{0}};
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int explicit_rdpcm_flag = 0;
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int explicit_rdpcm_dir_flag;
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@ -1552,7 +1552,7 @@ void ff_hevc_hls_residual_coding(HEVCContext *s, int x0, int y0,
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}
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}
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if (lc->tu.cross_pf) {
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int16_t *coeffs_y = lc->tu.coeffs[0];
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int16_t *coeffs_y = (int16_t*)lc->edge_emu_buffer;
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for (i = 0; i < (trafo_size * trafo_size); i++) {
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coeffs[i] = coeffs[i] + ((lc->tu.res_scale_val * coeffs_y[i]) >> 3);
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