0
TS 파일에서 특정 프로그램을 검색하려고했습니다. 는 말했다 :FFmpeg TS 파일에서 특정 프로그램 검색
는 FFmpeg -i 입력 -map 0 : P :
Input #0, mpegts, from 'DVB_T_good.ts': Duration: 00:00:48.04, start: 55045.888000, bitrate: 14521 kb/s Program 300 Metadata: service_name : ?l?��}�TS� service_provider: ?l?�� Stream #0:0[0xbb9]: Video: mpeg2video (Main) ([2][0][0][0]/0x0002), yuv420p(tv, top first), 704x480 [SAR 10:11 DAR 4:3], 29.97 fps, 29.97 tbr, 90k tbn, 59.94 tbc Stream #0:1[0xbba]: Audio: mp2 ([3][0][0][0]/0x0003), 48000 Hz, stereo, s16p, 128 kb/s Stream #0:2[0xbbb]: Audio: mp2 ([3][0][0][0]/0x0003), 48000 Hz, stereo, s16p, 128 kb/s Program 301 Metadata: service_name : ?l?��N��?S� service_provider: ?l?�� Stream #0:3[0xbc3]: Video: mpeg2video (Main) ([2][0][0][0]/0x0002), yuv420p(tv, top first), 704x480 [SAR 10:11 DAR 4:3], 29.97 fps, 29.97 tbr, 90k tbn, 59.94 tbc Stream #0:9[0xbc4]: Audio: mp2 ([3][0][0][0]/0x0003), 48000 Hz, stereo, s16p, 128 kb/s Stream #0:10[0xbc5]: Audio: mp2 ([3][0][0][0]/0x0003), 48000 Hz, stereo, s16p, 128 kb/s Program 302 Metadata: service_name : ?l?��e��^S� service_provider: ?l?�� Stream #0:5[0xbcd]: Video: mpeg2video (Main) ([2][0][0][0]/0x0002), yuv420p(tv, top first), 704x480 [SAR 10:11 DAR 4:3], 29.97 fps, 29.97 tbr, 90k tbn, 59.94 tbc Stream #0:6[0xbce]: Audio: mp2 ([3][0][0][0]/0x0003), 48000 Hz, stereo, s16p, 128 kb/s Program 304 Metadata: service_name : ?l?��S�pcS� service_provider: ?l?�� Stream #0:4[0xbe1]: Video: h264 (High) ([27][0][0][0]/0x001B), yuv420p(tv, bt709, top first), 1920x1080 [SAR 1:1 DAR 16:9], 29.97 fps, 59.94 tbr, 90k tbn, 59.94 tbc Stream #0:7[0xbe2]: Audio: aac_latm (HE-AAC) ([17][0][0][0]/0x0011), 48000 Hz, stereo, fltp Stream #0:8[0xbe3]: Audio: aac_latm (HE-AAC) ([17][0][0][0]/0x0011), 48000 Hz, stereo, fltp
가 그럼 난 같은 특정 프로그램을 검색하려고 1344 OUTPUT
그것은 크게 성공하지만 유일한 I 주목할만한 것은 다음과 같습니다 :
출력에 내재적으로 트랜스 코드 (디코드 & 디코 드)가 적용되는 것처럼 보입니까?
ffmpeg version N-85693-g8de3458 Copyright (c) 2000-2017 the FFmpeg developers
built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.4) 20160609
configuration: --prefix=/home/john/ffmpeg_build --pkg-config-flags=--static --extra-cflags=-I/home/john/ffmpeg_build/include --extra-ldflags=-L/home/john/ffmpeg_build/lib --bindir=/home/john/bin --enable-gpl --enable-libfreetype --enable-libvorbis --enable-libvpx --enable-libx264 --enable-nonfree --disable-ffplay --disable-ffserver --disable-doc --disable-libopus
libavutil 55. 61.100/55. 61.100
libavcodec 57. 93.100/57. 93.100
libavformat 57. 72.101/57. 72.101
libavdevice 57. 7.100/57. 7.100
libavfilter 6. 87.100/6. 87.100
libswscale 4. 7.101/4. 7.101
libswresample 2. 8.100/2. 8.100
libpostproc 54. 6.100/54. 6.100
[NULL @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[NULL @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] decode_slice_header error
[h264 @ 0x33eb3a0] no frame!
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] decode_slice_header error
[h264 @ 0x33eb3a0] no frame!
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] decode_slice_header error
[h264 @ 0x33eb3a0] no frame!
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] decode_slice_header error
[h264 @ 0x33eb3a0] no frame!
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] decode_slice_header error
[h264 @ 0x33eb3a0] no frame!
[mpeg2video @ 0x33ec540] Invalid frame dimensions 0x0.
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] decode_slice_header error
[h264 @ 0x33eb3a0] no frame!
[mpeg2video @ 0x33ea200] Invalid frame dimensions 0x0.
Last message repeated 1 times
[mpeg2video @ 0x33b7680] Invalid frame dimensions 0x0.
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] decode_slice_header error
[h264 @ 0x33eb3a0] no frame!
[mpeg2video @ 0x33ea200] Invalid frame dimensions 0x0.
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] decode_slice_header error
[h264 @ 0x33eb3a0] no frame!
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] decode_slice_header error
[h264 @ 0x33eb3a0] no frame!
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] decode_slice_header error
[h264 @ 0x33eb3a0] no frame!
[mpeg2video @ 0x33ec540] Invalid frame dimensions 0x0.
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] decode_slice_header error
[h264 @ 0x33eb3a0] no frame!
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] decode_slice_header error
[h264 @ 0x33eb3a0] no frame!
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] decode_slice_header error
[h264 @ 0x33eb3a0] no frame!
[mpeg2video @ 0x33ec540] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33b7680] Invalid frame dimensions 0x0.
Last message repeated 1 times
[mpeg2video @ 0x33ec540] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33ea200] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33b7680] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33ea200] Invalid frame dimensions 0x0.
Last message repeated 1 times
[mpeg2video @ 0x33ec540] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33b7680] Invalid frame dimensions 0x0.
Last message repeated 1 times
[mpeg2video @ 0x33ec540] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33ea200] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33b7680] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33ec540] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33ea200] Invalid frame dimensions 0x0.
Last message repeated 1 times
[mpeg2video @ 0x33b7680] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33ec540] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33b7680] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33ec540] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33b7680] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33ec540] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33b7680] Invalid frame dimensions 0x0.
Last message repeated 1 times
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] SPS unavailable in decode_picture_timing
[h264 @ 0x33eb3a0] non-existing PPS 0 referenced
[h264 @ 0x33eb3a0] decode_slice_header error
[h264 @ 0x33eb3a0] no frame!
[mpeg2video @ 0x33ec540] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33b7680] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33ec540] Invalid frame dimensions 0x0.
Last message repeated 1 times
[mpeg2video @ 0x33ea200] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33b7680] Invalid frame dimensions 0x0.
Last message repeated 2 times
[mpeg2video @ 0x33ec540] Invalid frame dimensions 0x0.
[mpeg2video @ 0x33b7680] Invalid frame dimensions 0x0.
[mpegts @ 0x33af360] PES packet size mismatch
Last message repeated 9 times
Input #0, mpegts, from 'DVB_T_good.ts':
Duration: 00:00:48.04, start: 55045.888000, bitrate: 14521 kb/s
Program 300
Metadata:
service_name : ?l?��}�TS�
service_provider: ?l?��
Stream #0:0[0xbb9]: Video: mpeg2video (Main) ([2][0][0][0]/0x0002), yuv420p(tv, top first), 704x480 [SAR 10:11 DAR 4:3], 29.97 fps, 29.97 tbr, 90k tbn, 59.94 tbc
Stream #0:1[0xbba]: Audio: mp2 ([3][0][0][0]/0x0003), 48000 Hz, stereo, s16p, 128 kb/s
Stream #0:2[0xbbb]: Audio: mp2 ([3][0][0][0]/0x0003), 48000 Hz, stereo, s16p, 128 kb/s
Program 301
Metadata:
service_name : ?l?��N��?S�
service_provider: ?l?��
Stream #0:3[0xbc3]: Video: mpeg2video (Main) ([2][0][0][0]/0x0002), yuv420p(tv, top first), 704x480 [SAR 10:11 DAR 4:3], 29.97 fps, 29.97 tbr, 90k tbn, 59.94 tbc
Stream #0:9[0xbc4]: Audio: mp2 ([3][0][0][0]/0x0003), 48000 Hz, stereo, s16p, 128 kb/s
Stream #0:10[0xbc5]: Audio: mp2 ([3][0][0][0]/0x0003), 48000 Hz, stereo, s16p, 128 kb/s
Program 302
Metadata:
service_name : ?l?��e��^S�
service_provider: ?l?��
Stream #0:5[0xbcd]: Video: mpeg2video (Main) ([2][0][0][0]/0x0002), yuv420p(tv, top first), 704x480 [SAR 10:11 DAR 4:3], 29.97 fps, 29.97 tbr, 90k tbn, 59.94 tbc
Stream #0:6[0xbce]: Audio: mp2 ([3][0][0][0]/0x0003), 48000 Hz, stereo, s16p, 128 kb/s
Program 304
Metadata:
service_name : ?l?��S�pcS�
service_provider: ?l?��
Stream #0:4[0xbe1]: Video: h264 (High) ([27][0][0][0]/0x001B), yuv420p(tv, bt709, top first), 1920x1080 [SAR 1:1 DAR 16:9], 29.97 fps, 59.94 tbr, 90k tbn, 59.94 tbc
Stream #0:7[0xbe2]: Audio: aac_latm (HE-AAC) ([17][0][0][0]/0x0011), 48000 Hz, stereo, fltp
Stream #0:8[0xbe3]: Audio: aac_latm (HE-AAC) ([17][0][0][0]/0x0011), 48000 Hz, stereo, fltp
map 0:p:304
File '304_1800.ts' already exists. Overwrite ? [y/N] y
Stream mapping:
Stream #0:4 -> #0:0 (h264 (native) -> mpeg2video (native))
Stream #0:7 -> #0:1 (aac_latm (native) -> mp2 (native))
Stream #0:8 -> #0:2 (aac_latm (native) -> mp2 (native))
Press [q] to stop, [?] for help
[h264 @ 0x33d6d20] mmco: unref short failure
Last message repeated 1 times
[h264 @ 0x33d6d20] number of reference frames (0+5) exceeds max (4; probably corrupt input), discarding one
[h264 @ 0x33d6d20] reference picture missing during reorder
[h264 @ 0x33d6d20] Missing reference picture, default is 65784
[h264 @ 0x33d6d20] reference picture missing during reorder
[h264 @ 0x33d6d20] Missing reference picture, default is 65785
Output #0, mpegts, to '304_1800.ts':
Metadata:
encoder : Lavf57.72.101
Stream #0:0: Video: mpeg2video (Main), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 200 kb/s, 29.97 fps, 90k tbn, 29.97 tbc
Metadata:
encoder : Lavc57.93.100 mpeg2video
Side data:
cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1
Stream #0:1: Audio: mp2, 48000 Hz, stereo, s16, 384 kb/s
Metadata:
encoder : Lavc57.93.100 mp2
Stream #0:2: Audio: mp2, 48000 Hz, stereo, s16, 384 kb/s
Metadata:
encoder : Lavc57.93.100 mp2
[h264 @ 0x33d6d20] mmco: unref short failureime=00:00:44.34 bitrate=3506.2kbits/s speed=1.43x
Last message repeated 1 times
[h264 @ 0x33d6d20] number of reference frames (0+5) exceeds max (4; probably corrupt input), discarding one
[mpegts @ 0x33af360] PES packet size mismatch
[aac_latm @ 0x3587360] Number of bands (59) exceeds limit (45).
Error while decoding stream #0:7: Invalid data found when processing input
Last message repeated 1 times
[h264 @ 0x33d6d20] mmco: unref short failure
Last message repeated 1 times
[h264 @ 0x33d6d20] number of reference frames (0+5) exceeds max (4; probably corrupt input), discarding one
[h264 @ 0x33d6d20] mmco: unref short failureime=00:00:45.05 bitrate=3491.2kbits/s speed=1.43x
Last message repeated 1 times
[h264 @ 0x33d6d20] number of reference frames (0+5) exceeds max (4; probably corrupt input), discarding one
[h264 @ 0x33d6d20] mmco: unref short failure
Last message repeated 1 times
[h264 @ 0x33d6d20] number of reference frames (0+5) exceeds max (4; probably corrupt input), discarding one
[mpegts @ 0x33af360] PES packet size mismatchme=00:00:47.74 bitrate=3470.1kbits/s speed=1.43x
Last message repeated 1 times
[h264 @ 0x33d6d20] error while decoding MB 97 35, bytestream -12
Error while decoding stream #0:7: Invalid data found when processing input
Error while decoding stream #0:8: Invalid data found when processing input
frame= 1404 fps= 42 q=31.0 Lsize= 20396kB time=00:00:47.88 bitrate=3489.5kbits/s speed=1.42x
video:14144kB audio:4429kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 9.813825%
당신은 다음과 같은 메시지가 나타날 수 있습니다 :
**
Output #0, mpegts, to '304_1800.ts':
Metadata:
encoder : Lavf57.72.101
Stream #0:0: Video: mpeg2video (Main), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 200 kb/s, 29.97 fps, 90k tbn, 29.97 tbc
Metadata:
encoder : Lavc57.93.100 mpeg2video
Side data:
cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1
Stream #0:1: Audio: mp2, 48000 Hz, stereo, s16, 384 kb/s
Metadata:
encoder : Lavc57.93.100 mp2
Stream #0:2: Audio: mp2, 48000 Hz, stereo, s16, 384 kb/s
Metadata:
encoder : Lavc57.93.100 mp2
**
그렇다면, 내가 명령으로 트랜스 코딩을 피할 수 있을까? 아니면 필요한 건가요? 그것이 필요합니다. 왜?