mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-23 12:43:46 +02:00
134 lines
3.7 KiB
C
134 lines
3.7 KiB
C
/*
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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 <stdio.h>
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#include <stdlib.h>
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#include <inttypes.h>
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#include <string.h>
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#include "libavcodec/avcodec.h"
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#include "libavutil/error.h"
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static int setup_side_data_entry(AVPacket* avpkt)
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{
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const uint8_t *data_name = NULL;
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int ret = 0, bytes;
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uint8_t *extra_data = NULL;
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/* get side_data_name string */
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data_name = av_packet_side_data_name(AV_PKT_DATA_NEW_EXTRADATA);
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/* Allocate a memory bloc */
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bytes = strlen(data_name);
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if(!(extra_data = av_malloc(bytes))){
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ret = AVERROR(ENOMEM);
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fprintf(stderr, "Error occurred: %s\n", av_err2str(ret));
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exit(1);
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}
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/* copy side_data_name to extra_data array */
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memcpy(extra_data, data_name, bytes);
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/* create side data for AVPacket */
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ret = av_packet_add_side_data(avpkt, AV_PKT_DATA_NEW_EXTRADATA,
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extra_data, bytes);
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if(ret < 0){
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fprintf(stderr,
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"Error occurred in av_packet_add_side_data: %s\n",
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av_err2str(ret));
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}
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return ret;
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}
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static int initializations(AVPacket* avpkt)
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{
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const static uint8_t* data = "selftest for av_packet_clone(...)";
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int ret = 0;
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/* set values for avpkt */
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avpkt->pts = 17;
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avpkt->dts = 2;
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avpkt->data = (uint8_t*)data;
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avpkt->size = strlen(data);
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avpkt->flags = AV_PKT_FLAG_DISCARD;
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avpkt->duration = 100;
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avpkt->pos = 3;
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ret = setup_side_data_entry(avpkt);
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return ret;
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}
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int main(void)
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{
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AVPacket *avpkt = NULL;
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AVPacket *avpkt_clone = NULL;
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int ret = 0;
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/* test av_packet_alloc */
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avpkt = av_packet_alloc();
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if(!avpkt) {
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av_log(NULL, AV_LOG_ERROR, "av_packet_alloc failed to allcoate AVPacket\n");
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return 1;
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}
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if (initializations(avpkt) < 0) {
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printf("failed to initialize variables\n");
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av_packet_free(&avpkt);
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return 1;
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}
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/* test av_packet_clone*/
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avpkt_clone = av_packet_clone(avpkt);
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if(!avpkt_clone) {
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av_log(NULL, AV_LOG_ERROR,"av_packet_clone failed to clone AVPacket\n");
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return 1;
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}
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/*test av_grow_packet*/
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if(av_grow_packet(avpkt_clone, 20) < 0){
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av_log(NULL, AV_LOG_ERROR, "av_grow_packet failed\n");
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return 1;
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}
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if(av_grow_packet(avpkt_clone, INT_MAX) == 0){
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printf( "av_grow_packet failed to return error "
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"when \"grow_by\" parameter is too large.\n" );
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ret = 1;
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}
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/* test size error check in av_new_packet*/
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if(av_new_packet(avpkt_clone, INT_MAX) == 0){
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printf( "av_new_packet failed to return error "
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"when \"size\" parameter is too large.\n" );
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ret = 1;
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}
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/*test size error check in av_packet_from_data*/
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if(av_packet_from_data(avpkt_clone, avpkt_clone->data, INT_MAX) == 0){
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printf("av_packet_from_data failed to return error "
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"when \"size\" parameter is too large.\n" );
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ret = 1;
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}
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/*clean up*/
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av_packet_free(&avpkt_clone);
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av_packet_free(&avpkt);
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return ret;
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}
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