ffprobe -loglevel error -print_format json -show_error -show_streams -show_format test_480x320_10fpx_80q.flv
{
"streams": [
{
"index": 0,
"codec_name": "flv",
"codec_long_name": "Flash Video (FLV) / Sorenson Spark / Sorenson H.263",
"codec_type": "video",
"codec_time_base": "1/1000",
"codec_tag_string": "[0][0][0][0]",
"codec_tag": "0x0000",
"width": 352,
"height": 235,
"has_b_frames": 0,
"pix_fmt": "yuv420p",
"level": -99,
"r_frame_rate": "1000/1",
"avg_frame_rate": "0/0",
"time_base": "1/1000",
"start_time": "0.055000"
},
{
"index": 1,
"codec_name": "nellymoser",
"codec_long_name": "Nellymoser Asao",
"codec_type": "audio",
"codec_time_base": "1/8000",
"codec_tag_string": "[0][0][0][0]",
"codec_tag": "0x0000",
"sample_fmt": "s16",
"sample_rate": "8000",
"channels": 1,
"bits_per_sample": 0,
"r_frame_rate": "0/0",
"avg_frame_rate": "0/0",
"time_base": "1/1000",
"start_time": "0.000000"
}
],
"format": {
"filename": "test_480x320_10fpx_80q.flv",
"nb_streams": 2,
"format_name": "flv",
"format_long_name": "FLV format",
"start_time": "0.000000",
"duration": "4.992000",
"size": "269542",
"bit_rate": "431958",
"tags": {
"server": "Red5 Server 1.0.0 RC2 Rev: 4315",
"creationdate": "Thu Apr 26 15:47:49 EEST 2012",
"canSeekToEnd": "true"
}
}
}