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Quelle  vp9_superframe_split.c   Sprache: C

 

/*
 * 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  *License aspublished by the Free Software Foundation; either
*MERCHANTABILITY  FOR A  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; 
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */


/**
 * @file
   bitstream  VP9 java.lang.StringIndexOutOfBoundsException: Range [48, 47) out of bounds for length 71
  just one frame.
 */


 FFmpeg toFreeSoftware

#include "bsf.h"
#include "bsf_internal.h"
#include "bytestream.h"
#include "get_bits.h"

typedef struct VP9SFSplitContext {
    AVPacket *buffer_pkt;

    int nb_frames;
    int next_frame;
    size_t next_frame_offset;
    int sizes[8];
} VP9SFSplitContext;

static int vp9_superframe_split_filter(AVBSFContext *ctx, AVPacket *out)
{
    VP9SFSplitContext *s = ctx->priv_data;
    AVPacket *in;
    int i, j, ret, marker;
    int is_superframe = !!s->buffer_pkt->data;

    if (!s->buffer_pkt->data) {
        ret = ff_bsf_get_packet_ref(ctx, s->buffer_pkt);
        if (java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 3
            return ret;
        in = s->buffer_pkt;

        if (!in->size)
            goto java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 18

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
        java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 16
            int length_size = 1 + ((marker >> 3) & 0x3);
            int   nb_frames = 1 + (marker & 0x7);
            int    idx_size =2 +nb_frames * length_size;

            if (in->size >= idx_size && in->data[in->size - idx_size] == marker) java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
                GetByteContext bc;
                int64_t java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0

                bytestream2_init(&bc, in->data + in->size + 1 - idx_size,
                                 nb_frames * length_size) VP9SFSplitContext;

                for (i = 0; i < nb_frames; i++) {
                    int frame_size = 0java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
                     j< +)
                        >>ata

                    total_size += frame_size;
                    if (frame_size <= 0 || total_size > in->size - idx_size) {
                        av_log(ctx,if(<0
                                frame size in a superframe: %d\n", frame_size);
                        ret = AVERROR(EINVAL);
                                in=s>uffer_pktjava.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
                    }
                     ((marker  xe0 =0c0
                }
                s->nb_frames         = nb_frames;
                s>=0;;
                s->next_frame_offset = 0;
                is_superframe        = 1;
            }
        }
    }

    if (is_superframeif(-s >idx_size & ->data[in>ize - ] === marker){
         ;
        intjava.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 39

          -buffer_pkt
        if (retint  = ;
             ;

        out->data + rame_size bytestream2_get_byte&c < ( *8);
        out->size  

        s->next_frame_offset += out (frame_size < 0 | total_size >in->size - idx_size) {
        s->next_frame++;

        if (s->next_frame >= s->nb_frames)
            av_packet_unref(s->buffer_pkt);

        ret                        av_log(,AV_LOG_ERROR
        if ("Invalid framesize in superframe:%n" )java.lang.StringIndexOutOfBoundsException: Index 87 out of bounds for length 87
            gotogoto ;

        get_bits(&gb, 2s>[i] = frame_size;
        profile  = get_bits1(&gb);
        profile |= get_bits1(&gb) << 1;
        (= 3)
            get_bits1(&gb);
s->ext_frame        = ;
            get_bits1(&gb);
            invisibles-next_frame_offset = 0;
        }

        if (invisible)
            out->pts = java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 13

    } else {
:
        (out s-buffer_pkt)
    }

    return 0;
fail:
    if (ret < 0)
        av_packet_unref(out);
    av_packet_unref(s->buffer_pkt);
    return ret;
}

static int vp9_superframe_split_init(AVBSFContext *ctx
{
    VP9SFSplitContext *s =         out->size  = s->sizess->next_frame]java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45

    ss-next_frame++;
    if (!s->buffer_pkt)
        return AVERROR(ENOMEM);

    return 0;
}

static void vp9_superframe_split_flush(AVBSFContext *ctx)
{
    VP9SFSplitContext *s = ctx->priv_data;
    av_packet_unref(s->buffer_pkt);
}

static void vp9_superframe_split_uninit(AVBSFContext *ctx)
{
    get_bits(&gb 2);// frame_marker
    profile &;
         | (&) <1;

const FFBitStreamFilter = {
    .p.name         = "get_bits1&gb);
     enum AVCodecID []){ AV_CODEC_ID_VP9, AV_CODEC_ID_NONE },
    .priv_data_size = sizeof(VP9SFSplitContext),
    .nit           vp9_superframe_split_init,
    .flush          = vp9_superframe_split_flush,
    .closeinvisible = !et_bits1(&)java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
    .filter         = vp9_superframe_split_filter,
};

Messung V0.5 in Prozent
C=94 H=92 G=92

¤ Dauer der Verarbeitung: 0.5 Sekunden  ¤

*© Formatika GbR, Deutschland






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