GCC Code Coverage Report
Directory: ../../../ffmpeg/ Exec Total Coverage
File: src/libavcodec/v410enc.c Lines: 27 30 90.0 %
Date: 2020-08-14 10:39:37 Branches: 6 8 75.0 %

Line Branch Exec Source
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/*
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 * v410 encoder
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 *
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 * Copyright (c) 2011 Derek Buitenhuis
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 *
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 * This file is part of FFmpeg.
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 *
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 * FFmpeg is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation; either
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 * version 2.1 of the License, or (at your option) any later version.
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 *
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 * FFmpeg is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with FFmpeg; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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 */
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#include "libavutil/common.h"
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#include "libavutil/intreadwrite.h"
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#include "avcodec.h"
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#include "internal.h"
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static av_cold int v410_encode_init(AVCodecContext *avctx)
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{
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1
    if (avctx->width & 1) {
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        av_log(avctx, AV_LOG_ERROR, "v410 requires width to be even.\n");
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        return AVERROR_INVALIDDATA;
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    }
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    avctx->bits_per_coded_sample = 32;
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    avctx->bit_rate = ff_guess_coded_bitrate(avctx);
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    return 0;
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}
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static int v410_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
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                             const AVFrame *pic, int *got_packet)
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{
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    uint8_t *dst;
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    uint16_t *y, *u, *v;
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    uint32_t val;
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    int i, j, ret;
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    if ((ret = ff_alloc_packet2(avctx, pkt, avctx->width * avctx->height * 4,
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                                            avctx->width * avctx->height * 4)) < 0)
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        return ret;
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    dst = pkt->data;
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#if FF_API_CODED_FRAME
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FF_DISABLE_DEPRECATION_WARNINGS
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    avctx->coded_frame->key_frame = 1;
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    avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
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FF_ENABLE_DEPRECATION_WARNINGS
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#endif
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    y = (uint16_t *)pic->data[0];
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    u = (uint16_t *)pic->data[1];
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    v = (uint16_t *)pic->data[2];
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    for (i = 0; i < avctx->height; i++) {
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5083200
        for (j = 0; j < avctx->width; j++) {
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5068800
            val  = u[j] << 2;
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5068800
            val |= y[j] << 12;
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5068800
            val |= (uint32_t) v[j] << 22;
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5068800
            AV_WL32(dst, val);
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5068800
            dst += 4;
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        }
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14400
        y += pic->linesize[0] >> 1;
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14400
        u += pic->linesize[1] >> 1;
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14400
        v += pic->linesize[2] >> 1;
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    }
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    pkt->flags |= AV_PKT_FLAG_KEY;
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    *got_packet = 1;
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    return 0;
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}
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AVCodec ff_v410_encoder = {
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    .name         = "v410",
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    .long_name    = NULL_IF_CONFIG_SMALL("Uncompressed 4:4:4 10-bit"),
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    .type         = AVMEDIA_TYPE_VIDEO,
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    .id           = AV_CODEC_ID_V410,
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    .init         = v410_encode_init,
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    .encode2      = v410_encode_frame,
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    .pix_fmts     = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV444P10, AV_PIX_FMT_NONE },
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};