Files
media-server/libmpeg/test/mpeg-ts-dec-test.cpp
2025-01-19 11:25:24 +08:00

102 lines
3.4 KiB
C++

#include "mpeg-ps.h"
#include "mpeg-ts.h"
#include "mpeg-types.h"
#include "mpeg4-aac.h"
#include <stdio.h>
#include <assert.h>
static FILE* vfp;
static FILE* afp;
inline const char* ftimestamp(int64_t t, char* buf)
{
if (PTS_NO_VALUE == t)
{
sprintf(buf, "(null)");
}
else
{
t /= 90;
sprintf(buf, "%d:%02d:%02d.%03d", (int)(t / 3600000), (int)((t / 60000) % 60), (int)((t / 1000) % 60), (int)(t % 1000));
}
return buf;
}
static int on_ts_packet(void* /*param*/, int program, int stream, int avtype, int flags, int64_t pts, int64_t dts, const void* data, size_t bytes)
{
static char s_pts[64], s_dts[64];
if (PSI_STREAM_AAC == avtype || PSI_STREAM_AUDIO_OPUS == avtype || PSI_STREAM_AUDIO_AVS3 == avtype)
{
static int64_t a_pts = 0, a_dts = 0;
if (PTS_NO_VALUE == dts)
dts = pts;
//assert(0 == a_dts || dts >= a_dts);
printf("[A][%d:%d] pts: %s(%lld), dts: %s(%lld), diff: %03d/%03d, bytes: %u%s%s\n", program, stream, ftimestamp(pts, s_pts), pts, ftimestamp(dts, s_dts), dts, (int)(pts - a_pts) / 90, (int)(dts - a_dts) / 90, (unsigned int)bytes, flags & MPEG_FLAG_PACKET_CORRUPT ? " [X]" : "", flags & MPEG_FLAG_PACKET_LOST ? " [-]" : "");
a_pts = pts;
a_dts = dts;
fwrite(data, 1, bytes, afp);
//int count = 0;
//int len = mpeg4_aac_adts_frame_length((const uint8_t*)data, bytes);
//while (len > 7 && (size_t)len <= bytes)
//{
// count++;
// bytes -= len;
// data = (const uint8_t*)data + len;
// len = mpeg4_aac_adts_frame_length((const uint8_t*)data, bytes);
//}
}
else if (PSI_STREAM_H264 == avtype || PSI_STREAM_H265 == avtype || PSI_STREAM_H266 == avtype || PSI_STREAM_VIDEO_AVS3 == avtype)
{
static int64_t v_pts = 0, v_dts = 0;
//assert(0 == v_dts || dts >= v_dts);
printf("[V][%d:%d] pts: %s(%lld), dts: %s(%lld), diff: %03d/%03d, bytes: %u%s%s%s\n", program, stream, ftimestamp(pts, s_pts), pts, ftimestamp(dts, s_dts), dts, (int)(pts - v_pts) / 90, (int)(dts - v_dts) / 90, (unsigned int)bytes, flags & MPEG_FLAG_IDR_FRAME ? " [I]":"", flags & MPEG_FLAG_PACKET_CORRUPT ? " [X]" : "", flags & MPEG_FLAG_PACKET_LOST ? " [-]" : "");
v_pts = pts;
v_dts = dts;
fwrite(data, 1, bytes, vfp);
}
else
{
static int64_t x_pts = 0, x_dts = 0;
//assert(0 == x_dts || dts >= x_dts);
printf("[%d][%d:%d] pts: %s(%lld), dts: %s(%lld), diff: %03d/%03d, bytes: %u%s%s%s\n", avtype, program, stream, ftimestamp(pts, s_pts), pts, ftimestamp(dts, s_dts), dts, (int)(pts - x_pts) / 90, (int)(dts - x_dts) / 90, (unsigned int)bytes, flags & MPEG_FLAG_IDR_FRAME ? " [I]" : "", flags & MPEG_FLAG_PACKET_CORRUPT ? " [X]" : "", flags & MPEG_FLAG_PACKET_LOST ? " [-]" : "");
x_pts = pts;
x_dts = dts;
//assert(0);
}
return 0;
}
static void mpeg_ts_dec_testonstream(void* param, int stream, int codecid, const void* extra, int bytes, int finish)
{
printf("stream %d, codecid: %d, finish: %s\n", stream, codecid, finish ? "true" : "false");
}
void mpeg_ts_dec_test(const char* file)
{
unsigned char ptr[188];
FILE* fp = fopen(file, "rb");
vfp = fopen("v.h264", "wb");
afp = fopen("a.aac", "wb");
struct ts_demuxer_notify_t notify = {
mpeg_ts_dec_testonstream,
};
ts_demuxer_t *ts = ts_demuxer_create(on_ts_packet, NULL);
ts_demuxer_set_notify(ts, &notify, NULL);
while (1 == fread(ptr, sizeof(ptr), 1, fp))
{
ts_demuxer_input(ts, ptr, sizeof(ptr));
}
ts_demuxer_flush(ts);
ts_demuxer_destroy(ts);
fclose(fp);
fclose(vfp);
fclose(afp);
}