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-rw-r--r--test/CMakeLists.txt7
-rw-r--r--test/src/test-ffmpeg.cpp371
-rw-r--r--test/src/test-url.cpp2
3 files changed, 379 insertions, 1 deletions
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 93c002e..5fcad93 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -18,6 +18,13 @@ if (SWI_FOUND)
add_test(test-prolog-swi ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/uscxml-browser ${CMAKE_SOURCE_DIR}/test/samples/uscxml/test-prolog.scxml)
endif()
+if (FFMPEG_FOUND)
+ add_executable(test-ffmpeg src/test-ffmpeg.cpp)
+ target_link_libraries(test-ffmpeg uscxml)
+ add_test(test-ffmpeg ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/test-ffmpeg)
+ set_target_properties(test-ffmpeg PROPERTIES FOLDER "Tests")
+endif()
+
if (V8_FOUND)
add_test(test-ecmascript ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/uscxml-browser ${CMAKE_SOURCE_DIR}/test/samples/uscxml/test-ecmascript.scxml)
endif()
diff --git a/test/src/test-ffmpeg.cpp b/test/src/test-ffmpeg.cpp
new file mode 100644
index 0000000..c9dcfe1
--- /dev/null
+++ b/test/src/test-ffmpeg.cpp
@@ -0,0 +1,371 @@
+/*
+ * Copyright (c) 2003 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+/**
+ * @file
+ * libavformat API example.
+ *
+ * Output a media file in any supported libavformat format.
+ * The default codecs are used.
+ * @example doc/examples/muxing.c
+ */
+
+#include <fstream>
+#include <sstream>
+
+extern "C" {
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <math.h>
+
+#include <libavutil/opt.h>
+#include <libavutil/mathematics.h>
+#include <libavformat/avformat.h>
+#include <libswscale/swscale.h>
+#include <libswresample/swresample.h>
+}
+/* 5 seconds stream duration */
+#define STREAM_FRAME_RATE 25 /* 25 images/s */
+#define STREAM_PIX_FMT AV_PIX_FMT_YUV420P /* default pix_fmt */
+#define BMP_FORMAT AV_PIX_FMT_RGB24
+
+static int sws_flags = SWS_BICUBIC;
+
+/* Add an output stream. */
+static AVStream *add_stream(AVFormatContext *oc, AVCodec **codec,
+ enum AVCodecID codec_id)
+{
+ AVCodecContext *c;
+ AVStream *st;
+
+ /* find the encoder */
+ *codec = avcodec_find_encoder(codec_id);
+ if (!(*codec)) {
+ fprintf(stderr, "Could not find encoder for '%s'\n",
+ avcodec_get_name(codec_id));
+ exit(1);
+ }
+
+ st = avformat_new_stream(oc, *codec);
+ if (!st) {
+ fprintf(stderr, "Could not allocate stream\n");
+ exit(1);
+ }
+ st->id = oc->nb_streams-1;
+ c = st->codec;
+
+ switch ((*codec)->type) {
+ case AVMEDIA_TYPE_AUDIO:
+ c->sample_fmt = AV_SAMPLE_FMT_FLTP;
+ c->bit_rate = 64000;
+ c->sample_rate = 44100;
+ c->channels = 2;
+ break;
+
+ case AVMEDIA_TYPE_VIDEO:
+ c->codec_id = codec_id;
+
+ c->bit_rate = 400000;
+ /* Resolution must be a multiple of two. */
+ c->width = 352;
+ c->height = 288;
+ /* timebase: This is the fundamental unit of time (in seconds) in terms
+ * of which frame timestamps are represented. For fixed-fps content,
+ * timebase should be 1/framerate and timestamp increments should be
+ * identical to 1. */
+ c->time_base.den = STREAM_FRAME_RATE;
+ c->time_base.num = 1;
+ c->gop_size = 12; /* emit one intra frame every twelve frames at most */
+ c->pix_fmt = STREAM_PIX_FMT;
+ if (c->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
+ /* just for testing, we also add B frames */
+ c->max_b_frames = 2;
+ }
+ if (c->codec_id == AV_CODEC_ID_MPEG1VIDEO) {
+ /* Needed to avoid using macroblocks in which some coeffs overflow.
+ * This does not happen with normal video, it just happens here as
+ * the motion of the chroma plane does not match the luma plane. */
+ c->mb_decision = 2;
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ /* Some formats want stream headers to be separate. */
+ if (oc->oformat->flags & AVFMT_GLOBALHEADER)
+ c->flags |= CODEC_FLAG_GLOBAL_HEADER;
+
+ return st;
+}
+
+
+/**************************************************************/
+/* video output */
+
+static AVFrame *frame;
+static AVPicture src_picture, dst_picture;
+static int frame_count;
+
+static void open_video(AVFormatContext *oc, AVCodec *codec, AVStream *st)
+{
+ int ret;
+ AVCodecContext *c = st->codec;
+
+ /* open the codec */
+ ret = avcodec_open2(c, codec, NULL);
+ if (ret < 0) {
+ fprintf(stderr, "Could not open video codec: %s\n", av_err2str(ret));
+ exit(1);
+ }
+
+ /* allocate and init a re-usable frame */
+ frame = avcodec_alloc_frame();
+ if (!frame) {
+ fprintf(stderr, "Could not allocate video frame\n");
+ exit(1);
+ }
+
+ /* Allocate the encoded raw picture. */
+ ret = avpicture_alloc(&dst_picture, c->pix_fmt, c->width, c->height);
+ if (ret < 0) {
+ fprintf(stderr, "Could not allocate picture: %s\n", av_err2str(ret));
+ exit(1);
+ }
+
+ /* If the output format is not YUV420P, then a temporary YUV420P
+ * picture is needed too. It is then converted to the required
+ * output format. */
+ if (c->pix_fmt != BMP_FORMAT) {
+ ret = avpicture_alloc(&src_picture, BMP_FORMAT, c->width, c->height);
+ if (ret < 0) {
+ fprintf(stderr, "Could not allocate temporary picture: %s\n",
+ av_err2str(ret));
+ exit(1);
+ }
+ }
+
+ /* copy data and linesize picture pointers to frame */
+ *((AVPicture *)frame) = dst_picture;
+}
+
+
+/* Prepare a dummy image. */
+static void fill_rgba_image(AVPicture *pict, int frame_index,
+ int width, int height)
+{
+ int x, y, i;
+
+ i = frame_index;
+
+ std::stringstream ssFilename;
+ ssFilename << "/Users/sradomski/Desktop/ctrl/" << (i % 125) << ".bmp";
+
+ std::ifstream file(ssFilename.str().c_str());
+
+ file.seekg(0, std::ios::end);
+ size_t length = file.tellg();
+ file.seekg(0, std::ios::beg);
+
+ char* buffer = (char*)malloc(length);
+ file.read(buffer, length);
+
+ uint32_t offset = 0;
+ offset += buffer[10] << 0;
+ offset += buffer[11] << 8;
+ offset += buffer[12] << 16;
+ offset += buffer[13] << 24;
+ offset--;
+
+ for (y = 0; y < height; y++) {
+ for (x = 0; x < width; x++) {
+ pict->data[0][y * pict->linesize[0] + x * 3] = buffer[offset++];
+ pict->data[0][y * pict->linesize[0] + x * 3 + 1] = buffer[offset++];
+ pict->data[0][y * pict->linesize[0] + x * 3 + 2] = buffer[offset++];
+ }
+ }
+
+ free(buffer);
+}
+
+static void write_video_frame(AVFormatContext *oc, AVStream *st)
+{
+ int ret;
+ static struct SwsContext *sws_ctx;
+ AVCodecContext *c = st->codec;
+
+ if (c->pix_fmt != BMP_FORMAT) {
+ /* as we only generate a YUV420P picture, we must convert it
+ * to the codec pixel format if needed */
+ if (!sws_ctx) {
+ sws_ctx = sws_getContext(c->width, c->height, BMP_FORMAT,
+ c->width, c->height, c->pix_fmt,
+ sws_flags, NULL, NULL, NULL);
+ if (!sws_ctx) {
+ fprintf(stderr,
+ "Could not initialize the conversion context\n");
+ exit(1);
+ }
+ }
+ fill_rgba_image(&src_picture, frame_count, c->width, c->height);
+ sws_scale(sws_ctx,
+ (const uint8_t * const *)src_picture.data, src_picture.linesize,
+ 0, c->height, dst_picture.data, dst_picture.linesize);
+ } else {
+ fill_rgba_image(&dst_picture, frame_count, c->width, c->height);
+ }
+
+ if (oc->oformat->flags & AVFMT_RAWPICTURE) {
+ /* Raw video case - directly store the picture in the packet */
+ AVPacket pkt;
+ av_init_packet(&pkt);
+
+ pkt.flags |= AV_PKT_FLAG_KEY;
+ pkt.stream_index = st->index;
+ pkt.data = dst_picture.data[0];
+ pkt.size = sizeof(AVPicture);
+
+ ret = av_interleaved_write_frame(oc, &pkt);
+ } else {
+ AVPacket pkt = { 0 };
+ int got_packet;
+ av_init_packet(&pkt);
+
+ /* encode the image */
+ ret = avcodec_encode_video2(c, &pkt, frame, &got_packet);
+ if (ret < 0) {
+ fprintf(stderr, "Error encoding video frame: %s\n", av_err2str(ret));
+ exit(1);
+ }
+ /* If size is zero, it means the image was buffered. */
+
+ if (!ret && got_packet && pkt.size) {
+ pkt.stream_index = st->index;
+
+ /* Write the compressed frame to the media file. */
+ ret = av_interleaved_write_frame(oc, &pkt);
+ } else {
+ ret = 0;
+ }
+ }
+ if (ret != 0) {
+ fprintf(stderr, "Error while writing video frame: %s\n", av_err2str(ret));
+ exit(1);
+ }
+ frame_count++;
+}
+
+static void close_video(AVFormatContext *oc, AVStream *st)
+{
+ avcodec_close(st->codec);
+ av_free(src_picture.data[0]);
+ av_free(dst_picture.data[0]);
+ av_free(frame);
+}
+
+/**************************************************************/
+/* media file output */
+
+int main(int argc, char **argv)
+{
+ const char *filename;
+ AVOutputFormat *fmt;
+ AVFormatContext *oc;
+ AVStream *video_st;
+ AVCodec *video_codec;
+ int ret;
+
+ /* Initialize libavcodec, and register all codecs and formats. */
+ av_register_all();
+
+ filename = "/Users/sradomski/Desktop/test.mpg";
+
+ /* allocate the output media context */
+ avformat_alloc_output_context2(&oc, NULL, NULL, filename);
+ if (!oc) {
+ printf("Could not deduce output format from file extension: using MPEG.\n");
+ avformat_alloc_output_context2(&oc, NULL, "mpeg", filename);
+ }
+ if (!oc) {
+ return 1;
+ }
+ fmt = oc->oformat;
+
+ /* Add the audio and video streams using the default format codecs
+ * and initialize the codecs. */
+ video_st = NULL;
+
+ if (fmt->video_codec != AV_CODEC_ID_NONE) {
+ video_st = add_stream(oc, &video_codec, fmt->video_codec);
+ }
+
+ /* Now that all the parameters are set, we can open the audio and
+ * video codecs and allocate the necessary encode buffers. */
+ if (video_st)
+ open_video(oc, video_codec, video_st);
+
+ /* open the output file, if needed */
+ if (!(fmt->flags & AVFMT_NOFILE)) {
+ ret = avio_open(&oc->pb, filename, AVIO_FLAG_WRITE);
+ if (ret < 0) {
+ fprintf(stderr, "Could not open '%s': %s\n", filename,
+ av_err2str(ret));
+ return 1;
+ }
+ }
+
+ /* Write the stream header, if any. */
+ ret = avformat_write_header(oc, NULL);
+ if (ret < 0) {
+ fprintf(stderr, "Error occurred when opening output file: %s\n",
+ av_err2str(ret));
+ return 1;
+ }
+
+ if (frame)
+ frame->pts = 0;
+ for (int i = 0; i < 125; i++) {
+ write_video_frame(oc, video_st);
+ frame->pts += av_rescale_q(1, video_st->codec->time_base, video_st->time_base);
+ }
+
+ /* Write the trailer, if any. The trailer must be written before you
+ * close the CodecContexts open when you wrote the header; otherwise
+ * av_write_trailer() may try to use memory that was freed on
+ * av_codec_close(). */
+ av_write_trailer(oc);
+
+ /* Close each codec. */
+ if (video_st)
+ close_video(oc, video_st);
+
+ if (!(fmt->flags & AVFMT_NOFILE))
+ /* Close the output file. */
+ avio_close(oc->pb);
+
+ /* free the stream */
+ avformat_free_context(oc);
+
+ return 0;
+}
diff --git a/test/src/test-url.cpp b/test/src/test-url.cpp
index e0f8343..ed892b8 100644
--- a/test/src/test-url.cpp
+++ b/test/src/test-url.cpp
@@ -47,7 +47,7 @@ int main(int argc, char** argv) {
WSADATA wsaData;
WSAStartup(MAKEWORD(2, 2), &wsaData);
#endif
-
+
std::string exeName = argv[0];
exeName = exeName.substr(exeName.find_last_of("\\/") + 1);
generated by cgit v0.12 at 2024-11-02 22:26:47 (GMT)