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Whisper_with_FastApi
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/*
 * Copyright (c) 2009 Mans Rullgard <[email protected]>
 *
 * This file is part of FFmpeg.
 *
 * FFmpeg is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * FFmpeg is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with FFmpeg; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

#include <stdint.h>

#include "libavutil/attributes.h"
#include "libavutil/aarch64/cpu.h"
#include "libavcodec/avcodec.h"
#include "libavcodec/h264pred.h"

void ff_pred16x16_vert_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred16x16_hor_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred16x16_plane_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred16x16_dc_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred16x16_128_dc_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred16x16_left_dc_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred16x16_top_dc_neon(uint8_t *src, ptrdiff_t stride);

void ff_pred8x8_vert_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_hor_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_plane_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_dc_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_128_dc_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_left_dc_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_top_dc_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_l0t_dc_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_0lt_dc_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_l00_dc_neon(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_0l0_dc_neon(uint8_t *src, ptrdiff_t stride);

void ff_pred16x16_vert_neon_10(uint8_t *src, ptrdiff_t stride);
void ff_pred16x16_hor_neon_10(uint8_t *src, ptrdiff_t stride);
void ff_pred16x16_plane_neon_10(uint8_t *src, ptrdiff_t stride);
void ff_pred16x16_dc_neon_10(uint8_t *src, ptrdiff_t stride);
void ff_pred16x16_top_dc_neon_10(uint8_t *src, ptrdiff_t stride);

void ff_pred8x8_vert_neon_10(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_hor_neon_10(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_plane_neon_10(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_dc_neon_10(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_128_dc_neon_10(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_left_dc_neon_10(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_top_dc_neon_10(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_l0t_dc_neon_10(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_0lt_dc_neon_10(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_l00_dc_neon_10(uint8_t *src, ptrdiff_t stride);
void ff_pred8x8_0l0_dc_neon_10(uint8_t *src, ptrdiff_t stride);

static av_cold void h264_pred_init_neon(H264PredContext *h, int codec_id,
                                        const int bit_depth,
                                        const int chroma_format_idc)
{
    if (bit_depth == 8) {
        if (chroma_format_idc <= 1) {
            h->pred8x8[VERT_PRED8x8     ] = ff_pred8x8_vert_neon;
            h->pred8x8[HOR_PRED8x8      ] = ff_pred8x8_hor_neon;
            if (codec_id != AV_CODEC_ID_VP7 && codec_id != AV_CODEC_ID_VP8)
                h->pred8x8[PLANE_PRED8x8] = ff_pred8x8_plane_neon;
            h->pred8x8[DC_128_PRED8x8   ] = ff_pred8x8_128_dc_neon;
            if (codec_id != AV_CODEC_ID_RV40 && codec_id != AV_CODEC_ID_VP7 &&
                codec_id != AV_CODEC_ID_VP8) {
                h->pred8x8[DC_PRED8x8     ] = ff_pred8x8_dc_neon;
                h->pred8x8[LEFT_DC_PRED8x8] = ff_pred8x8_left_dc_neon;
                h->pred8x8[TOP_DC_PRED8x8 ] = ff_pred8x8_top_dc_neon;
                h->pred8x8[ALZHEIMER_DC_L0T_PRED8x8] = ff_pred8x8_l0t_dc_neon;
                h->pred8x8[ALZHEIMER_DC_0LT_PRED8x8] = ff_pred8x8_0lt_dc_neon;
                h->pred8x8[ALZHEIMER_DC_L00_PRED8x8] = ff_pred8x8_l00_dc_neon;
                h->pred8x8[ALZHEIMER_DC_0L0_PRED8x8] = ff_pred8x8_0l0_dc_neon;
            }
        }

        h->pred16x16[DC_PRED8x8     ] = ff_pred16x16_dc_neon;
        h->pred16x16[VERT_PRED8x8   ] = ff_pred16x16_vert_neon;
        h->pred16x16[HOR_PRED8x8    ] = ff_pred16x16_hor_neon;
        h->pred16x16[LEFT_DC_PRED8x8] = ff_pred16x16_left_dc_neon;
        h->pred16x16[TOP_DC_PRED8x8 ] = ff_pred16x16_top_dc_neon;
        h->pred16x16[DC_128_PRED8x8 ] = ff_pred16x16_128_dc_neon;
        if (codec_id != AV_CODEC_ID_SVQ3 && codec_id != AV_CODEC_ID_RV40 &&
            codec_id != AV_CODEC_ID_VP7 && codec_id != AV_CODEC_ID_VP8)
            h->pred16x16[PLANE_PRED8x8  ] = ff_pred16x16_plane_neon;
    }
    if (bit_depth == 10) {
        if (chroma_format_idc <= 1) {
            h->pred8x8[VERT_PRED8x8     ] = ff_pred8x8_vert_neon_10;
            h->pred8x8[HOR_PRED8x8      ] = ff_pred8x8_hor_neon_10;
            if (codec_id != AV_CODEC_ID_VP7 && codec_id != AV_CODEC_ID_VP8)
                h->pred8x8[PLANE_PRED8x8] = ff_pred8x8_plane_neon_10;
            h->pred8x8[DC_128_PRED8x8   ] = ff_pred8x8_128_dc_neon_10;
            if (codec_id != AV_CODEC_ID_RV40 && codec_id != AV_CODEC_ID_VP7 &&
                codec_id != AV_CODEC_ID_VP8) {
                h->pred8x8[DC_PRED8x8     ] = ff_pred8x8_dc_neon_10;
                h->pred8x8[LEFT_DC_PRED8x8] = ff_pred8x8_left_dc_neon_10;
                h->pred8x8[TOP_DC_PRED8x8 ] = ff_pred8x8_top_dc_neon_10;
                h->pred8x8[ALZHEIMER_DC_L0T_PRED8x8] = ff_pred8x8_l0t_dc_neon_10;
                h->pred8x8[ALZHEIMER_DC_0LT_PRED8x8] = ff_pred8x8_0lt_dc_neon_10;
                h->pred8x8[ALZHEIMER_DC_L00_PRED8x8] = ff_pred8x8_l00_dc_neon_10;
                h->pred8x8[ALZHEIMER_DC_0L0_PRED8x8] = ff_pred8x8_0l0_dc_neon_10;
            }
        }

        h->pred16x16[DC_PRED8x8     ] = ff_pred16x16_dc_neon_10;
        h->pred16x16[VERT_PRED8x8   ] = ff_pred16x16_vert_neon_10;
        h->pred16x16[HOR_PRED8x8    ] = ff_pred16x16_hor_neon_10;
        h->pred16x16[TOP_DC_PRED8x8 ] = ff_pred16x16_top_dc_neon_10;
        if (codec_id != AV_CODEC_ID_SVQ3 && codec_id != AV_CODEC_ID_RV40 &&
            codec_id != AV_CODEC_ID_VP7 && codec_id != AV_CODEC_ID_VP8)
            h->pred16x16[PLANE_PRED8x8  ] = ff_pred16x16_plane_neon_10;
    }
}

av_cold void ff_h264_pred_init_aarch64(H264PredContext *h, int codec_id,
                                       int bit_depth, const int chroma_format_idc)
{
    int cpu_flags = av_get_cpu_flags();

    if (have_neon(cpu_flags))
        h264_pred_init_neon(h, codec_id, bit_depth, chroma_format_idc);
}