mirror of https://github.com/FFmpeg/FFmpeg.git
Signed-off-by: Thomas Turner <thomastdt@googlemail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>pull/241/merge
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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 <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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/* initialize avpkt */ |
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av_init_packet(avpkt); |
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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; |
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AVPacket *avpkt_clone = NULL; |
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int ret = 0; |
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if(initializations(&avpkt) < 0){ |
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printf("failed to initialize variables\n"); |
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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_unref(&avpkt); |
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return ret; |
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} |
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