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libavformat: Add H264 API test
Result differs in pkt_duration and time_base.den for some reason. Right now it tests only one example (adjusted to match the output). Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Ludmila Glinskih
Michael Niedermayer
parent
9ff5e7974a
commit
b04c630a3d
@ -547,6 +547,7 @@ TESTPROGS = seek \
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url \
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TESTPROGS-$(CONFIG_NETWORK) += noproxy
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TESTPROGS-yes += api-h264
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TESTPROGS-$(CONFIG_FFRTMPCRYPT_PROTOCOL) += rtmpdh
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TOOLS = aviocat \
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183
libavformat/api-h264-test.c
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183
libavformat/api-h264-test.c
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@ -0,0 +1,183 @@
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/*
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* Copyright (c) 2015 Ludmila Glinskih
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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/**
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* H264 codec test.
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*/
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#include "libavutil/adler32.h"
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#include "libavcodec/avcodec.h"
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#include "libavformat/avformat.h"
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#include "libavutil/imgutils.h"
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static int video_decode_example(const char *input_filename)
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{
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AVCodec *codec = NULL;
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AVCodecContext *origin_ctx = NULL, *ctx= NULL;
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AVFrame *fr = NULL;
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uint8_t *byte_buffer = NULL;
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AVPacket pkt;
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AVFormatContext *fmt_ctx = NULL;
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int number_of_written_bytes;
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int video_stream;
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int get_frame = 0;
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int byte_buffer_size;
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int i = 0;
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int result;
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result = avformat_open_input(&fmt_ctx, input_filename, NULL, NULL);
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if (result < 0) {
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av_log(NULL, AV_LOG_ERROR, "Can't open file\n");
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return result;
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}
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result = avformat_find_stream_info(fmt_ctx, NULL);
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if (result < 0) {
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av_log(NULL, AV_LOG_ERROR, "Can't get stream info\n");
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return result;
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}
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video_stream = av_find_best_stream(fmt_ctx, AVMEDIA_TYPE_VIDEO, -1, -1, NULL, 0);
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if (video_stream < 0) {
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av_log(NULL, AV_LOG_ERROR, "Can't find video stream in input file\n");
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return -1;
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}
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origin_ctx = fmt_ctx->streams[video_stream]->codec;
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codec = avcodec_find_decoder(origin_ctx->codec_id);
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if (!codec) {
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av_log(NULL, AV_LOG_ERROR, "Can't find decoder\n");
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return -1;
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}
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ctx = avcodec_alloc_context3(codec);
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if (!ctx) {
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av_log(NULL, AV_LOG_ERROR, "Can't allocate decoder context\n");
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return AVERROR(ENOMEM);
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}
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result = avcodec_copy_context(ctx, origin_ctx);
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if (result) {
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av_log(NULL, AV_LOG_ERROR, "Can't copy decoder context\n");
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return result;
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}
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result = avcodec_open2(ctx, codec, NULL);
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if (result < 0) {
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av_log(ctx, AV_LOG_ERROR, "Can't open decoder\n");
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return result;
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}
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fr = av_frame_alloc();
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if (!fr) {
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av_log(NULL, AV_LOG_ERROR, "Can't allocate frame\n");
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return AVERROR(ENOMEM);
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}
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byte_buffer_size = av_image_get_buffer_size(ctx->pix_fmt, ctx->width, ctx->height, 16);
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byte_buffer = av_malloc(byte_buffer_size);
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if (!byte_buffer) {
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av_log(NULL, AV_LOG_ERROR, "Can't allocate buffer\n");
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return AVERROR(ENOMEM);
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}
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printf("#tb %d: %d/%d\n", video_stream, fmt_ctx->streams[video_stream]->time_base.num, fmt_ctx->streams[video_stream]->time_base.den);
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i = 0;
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av_init_packet(&pkt);
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while (av_read_frame(fmt_ctx, &pkt) >= 0) {
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if (pkt.stream_index == video_stream) {
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get_frame = 0;
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if (pkt.pts == AV_NOPTS_VALUE)
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pkt.pts = pkt.dts = i;
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result = avcodec_decode_video2(ctx, fr, &get_frame, &pkt);
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if (result < 0) {
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av_log(NULL, AV_LOG_ERROR, "Error decoding frame\n");
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return result;
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}
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if (get_frame) {
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number_of_written_bytes = av_image_copy_to_buffer(byte_buffer, byte_buffer_size,
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(const uint8_t* const *)fr->data, (const int*) fr->linesize,
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ctx->pix_fmt, ctx->width, ctx->height, 1);
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if (number_of_written_bytes < 0) {
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av_log(NULL, AV_LOG_ERROR, "Can't copy image to buffer\n");
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return number_of_written_bytes;
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}
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printf("%d, %10"PRId64", %10"PRId64", %8"PRId64", %8d, 0x%08lx\n", video_stream,
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fr->pkt_pts, fr->pkt_dts, av_frame_get_pkt_duration(fr),
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number_of_written_bytes, av_adler32_update(0, (const uint8_t*)byte_buffer, number_of_written_bytes));
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}
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av_free_packet(&pkt);
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av_init_packet(&pkt);
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}
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i++;
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}
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pkt.data = NULL;
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pkt.size = 0;
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if (pkt.pts == AV_NOPTS_VALUE)
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pkt.pts = pkt.dts = i;
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do {
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get_frame = 0;
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result = avcodec_decode_video2(ctx, fr, &get_frame, &pkt);
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if (result < 0) {
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av_log(NULL, AV_LOG_ERROR, "Error decoding frame\n");
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return result;
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}
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if (get_frame) {
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number_of_written_bytes = av_image_copy_to_buffer(byte_buffer, byte_buffer_size,
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(const uint8_t* const *)fr->data, (const int*) fr->linesize,
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ctx->pix_fmt, ctx->width, ctx->height, 1);
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if (number_of_written_bytes < 0) {
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av_log(NULL, AV_LOG_ERROR, "Can't copy image to buffer\n");
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return number_of_written_bytes;
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}
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printf("%d, %10"PRId64", %10"PRId64", %8"PRId64", %8d, 0x%08lx\n", video_stream,
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fr->pkt_pts, fr->pkt_dts, av_frame_get_pkt_duration(fr),
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number_of_written_bytes, av_adler32_update(0, (const uint8_t*)byte_buffer, number_of_written_bytes));
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}
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i++;
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} while (get_frame);
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av_free_packet(&pkt);
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av_frame_free(&fr);
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avcodec_close(ctx);
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avformat_close_input(&fmt_ctx);
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avcodec_free_context(&ctx);
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av_freep(&byte_buffer);
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return 0;
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}
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int main(int argc, char **argv)
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{
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if (argc < 2)
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{
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av_log(NULL, AV_LOG_ERROR, "Incorrect input\n");
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return 1;
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}
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av_register_all();
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if (video_decode_example(argv[1]) != 0)
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return 1;
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return 0;
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}
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@ -14,5 +14,9 @@ FATE_LIBAVFORMAT-yes += fate-url
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fate-url: libavformat/url-test$(EXESUF)
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fate-url: CMD = run libavformat/url-test
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FATE_SAMPLES_AVCONV-$(call DEMDEC, H264, H264) += fate-api-h264
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fate-api-h264: libavformat/api-h264-test$(EXESUF)
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fate-api-h264: CMD = run libavformat/api-h264-test $(TARGET_SAMPLES)/h264-conformance/SVA_NL2_E.264
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FATE-$(CONFIG_AVFORMAT) += $(FATE_LIBAVFORMAT-yes)
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fate-libavformat: $(FATE_LIBAVFORMAT)
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18
tests/ref/fate/api-h264
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18
tests/ref/fate/api-h264
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#tb 0: 1/1200000
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0, 0, 0, 48000, 38016, 0xb9ac19bd
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0, 1, 1, 48000, 38016, 0x53c91566
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0, 2, 2, 48000, 38016, 0xb5bd089f
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0, 3, 3, 48000, 38016, 0xb81320bb
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0, 4, 4, 48000, 38016, 0x7c793dce
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0, 5, 5, 48000, 38016, 0x3d605b31
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0, 6, 6, 48000, 38016, 0x40216830
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0, 7, 7, 48000, 38016, 0x11c48f52
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0, 8, 8, 48000, 38016, 0x0f37a013
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0, 9, 9, 48000, 38016, 0xb06cb753
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0, 10, 10, 48000, 38016, 0x6233ca83
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0, 11, 11, 48000, 38016, 0x02b6d5a1
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0, 12, 12, 48000, 38016, 0xf76cc409
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0, 13, 13, 48000, 38016, 0xd19fa5c3
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0, 14, 14, 48000, 38016, 0x8d1c8a02
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0, 15, 15, 48000, 38016, 0x6802966d
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0, 16, 16, 48000, 38016, 0x107fb055
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