20240508在RK3588的Buildroot系统下播放MP4视频

2024/5/8 18:09

开发板：飞凌的OK3588-C

SDK：Linux/Buildroot R4版本

4.4.2.5 播放 H264 格式视频

root@ok3588:/\]# gst-launch-1.0 filesrc location=13850_h264.mp4 ! qtdemux ! queue ! h264parse ! mppvideodec ! waylandsink //播放 H264 视频 Setting pipeline to PAUSED ... Pipeline is PREROLLING ... Pipeline is PREROLLED ... Setting pipeline to PLAYING ... Redistribute latency... New clock: GstSystemClock Got EOS from element "pipeline0". Execution ended after 0:00:03.303679248 Setting pipeline to NULL ... Freeing pipeline ... ![](https://file.jishuzhan.net/article/1788427631750811649/9441f9fe4888c5e6cf153d871aa75c0e.webp) ![](https://file.jishuzhan.net/article/1788427631750811649/7e7748f0fcf1cde38aff656b45c5284c.webp) 0,0 到不了 左上角，有你们的nx App Launcher V2 p1标题栏 gst-launch-1.0 filesrc location=1.mp4 ! qtdemux ! queue ! h264parse ! mppvideodec ! waylandsink "render-rectangle=\<0,0,426,400\>" 这个是直接通过wayland显示的窗口，跟桌面上的应用是没关系的，应该是播放窗口的纵横比跟视频纵横比不一致导致的 ![](https://file.jishuzhan.net/article/1788427631750811649/31b1f8e41831124f44e085a36340ad42.webp) ![](https://file.jishuzhan.net/article/1788427631750811649/80e979375b27855bc76d6ee37eda57a0.webp) 这个 参数满屏了。解码4K录像（通过OV13855录像的） gst-launch-1.0 filesrc location=1.mp4 ! qtdemux ! queue ! h264parse ! mppvideodec ! waylandsink "render-rectangle=\<0,0,1024,600\>" ![](https://file.jishuzhan.net/article/1788427631750811649/c07f44c8e890eb4a7a1ff1c791790bcd.webp) 实际LOG： root@ok3588:/# file 1.mp4 sh: file: command not found root@ok3588:/# file sh: file: command not found root@ok3588:/# busybox file 1.mp4 file: applet not found se ! mppvideodec ! waylandsinkfilesrc location=1.mp4 ! qtdemux ! queue ! h264pars Setting pipeline to PAUSED ... Pipeline is PREROLLING ... Pipeline is PREROLLED ... Setting pipeline to PLAYING ... Redistribute latency... New clock: GstSystemClock Got EOS from element "pipeline0". Execution ended after 0:02:59.283971806 Setting pipeline to NULL ... Freeing pipeline ... root@ok3588:/# root@ok3588:/# se ! mppvideodec ! waylandsinkfilesrc location=1.mp4 ! qtdemux ! queue ! h264pars Setting pipeline to PAUSED ... Pipeline is PREROLLING ... Pipeline is PREROLLED ... Setting pipeline to PLAYING ... Redistribute latency... New clock: GstSystemClock Got EOS from element "pipeline0". Execution ended after 0:02:59.283815514 Setting pipeline to NULL ... Freeing pipeline ... se ! mppvideodec ! waylandsink "render-rectangle=\<0,0,426,400\>"! queue ! h264pars Setting pipeline to PAUSED ... Pipeline is PREROLLING ... Pipeline is PREROLLED ... Setting pipeline to PLAYING ... Redistribute latency... New clock: GstSystemClock Got EOS from element "pipeline0". Execution ended after 0:02:59.283847846 Setting pipeline to NULL ... Freeing pipeline ... root@ok3588:/# root@ok3588:/# se ! mppvideodec ! waylandsink "render-rectangle=\<0,0,1024,600\>" queue ! h264pars Setting pipeline to PAUSED ... Pipeline is PREROLLING ... Pipeline is PREROLLED ... Setting pipeline to PLAYING ... Redistribute latency... New clock: GstSystemClock Got EOS from element "pipeline0". Execution ended after 0:02:59.283834389 Setting pipeline to NULL ... Freeing pipeline ... root@ok3588:/# 4.3 视频硬解码 OK3588 支持 H264，H265、VP8、VP9 视频硬解码，H264 解码器支持 8K@30fps，H265 解码器支持 8K@60fps。 OK3588 使用 mppvideodec 组件进行视频硬解码，它的输出格式为：NV12，I420，YV12。 4.3.1 解码并播放 H264 格式视频 \[root@ok3588:/\]# gst-launch-1.0 filesrc location=/userdata/media/1080p_60fps_h264-30S.mp4 ! qtdemux ! h264parse ! mppvideodec ! waylandsink Pipeline is PREROLLING ... \[ 1705.438451\] dwhdmi-rockchip fde80000.hdmi: Rate 266625000 missing; computeRedistribute latency. .. NRedistribute latency... dynamically Pipeline is PREROLLED ... Setting pipeline to PLAYING ... Redistribute latency... New clock: GstAudioSinkClock 0:00:01.4 / 0:00:30.0 (4.8 %) 4.3.2 解码并播放 H264 格式视频带音频 \[root@ok3588:/\]# gst-launch-1.0 filesrc location=/userdata/media/1080p_60fps_h264-30S.mp4 ! qtdemux name=demux demux.video_0 ! queue ! h264parse ! mppvideodec ! waylandsink demux.audio_0 ! queue ! aacparse ! faad ! alsasink Pipeline is PREROLLING ... \[ 1705.438451\] dwhdmi-rockchip fde80000.hdmi: Rate 266625000 missing; computeRedistribute latency. .. NRedistribute latency... dynamically Pipeline is PREROLLED ... Setting pipeline to PLAYING ... Redistribute latency... New clock: GstAudioSinkClock 0:00:01.4 / 0:00:30.0 (4.8 %) 4.3.3 解码并播放 H265 格式视频 \[root@ok3588:/\]# gst-launch-1.0 filesrc location=/userdata/media/4k_60fps_h265-30S.mp4 ! qtdemux ! h265parse ! mppvideodec ! waylandsink Pipeline is PREROLLING ... \[ 1705.438451\] dwhdmi-rockchip fde80000.hdmi: Rate 266625000 missing; computeRedistribute latency. .. NRedistribute latency... dynamically Pipeline is PREROLLED ... Setting pipeline to PLAYING ... Redistribute latency... New clock: GstAudioSinkClock 0:00:01.4 / 0:00:30.0 (4.8 %) 4.3.4 解码并播放 H265 格式视频带音频 \[root@ok3588:/\]# gst-launch-1.0 filesrc location=/userdata/media/4k_60fps_h265-30S.mp4 ! qtdemux name=demux demux.video_0 ! queue ! h265parse ! mppvideodec ! waylandsink demux.audio_0 ! queue ! aacparse ! faad ! alsasink Pipeline is PREROLLING ... \[ 1705.438451\] dwhdmi-rockchip fde80000.hdmi: Rate 266625000 missing; computeRedistribute latency. .. NRedistribute latency... dynamically Pipeline is PREROLLED ... Setting pipeline to PLAYING ... Redistribute latency... New clock: GstAudioSinkClock 0:00:01.4 / 0:00:30.0 (4.8 %) 4.3.5 解码并播放 VP9 格式视频 \[root@ok3588:/\]# gst-launch-1.0 filesrc location=/userdata/media/1080p_60fps_vp9-30S.mp4 ! qtdemux ! vp9parse ! mppvideodec ! waylandsink Pipeline is PREROLLING ... \[ 1705.438451\] dwhdmi-rockchip fde80000.hdmi: Rate 266625000 missing; computeRedistribute latency. .. NRedistribute latency... dynamically Pipeline is PREROLLED ... Setting pipeline to PLAYING ... Redistribute latency... New clock: GstAudioSinkClock 0:00:01.4 / 0:00:30.0 (4.8 %) 4.3.6 解码并播放 VP9 格式视频带音频 \[root@ok3588:/\]# gst-launch-1.0 filesrc location=/userdata/media/1080p_60fps_vp9-30S.mp4 ! qtdemux name=demux demux.video_0 ! queue ! vp9parse ! mppvideodec ! waylandsink demux.audio_0 ! queue ! aacparse ! faad ! alsasink device=plughw:1,0 Pipeline is PREROLLING ... \[ 1705.438451\] dwhdmi-rockchip fde80000.hdmi: Rate 266625000 missing; computeRedistribute latency. .. NRedistribute latency... dynamically Pipeline is PREROLLED ... Setting pipeline to PLAYING ... Redistribute latency... New clock: GstAudioSinkClock 0:00:01.4 / 0:00:30.0 (4.8 %) 4.3.7 解码并播放 VP8 格式视频 \[root@ok3588:/\]# gst-launch-1.0 filesrc location=/userdata/media/1080p_30fps_vp8.webm ! matroskademux ! queue ! mppvideodec ! waylandsink Setting pipeline to PAUSED ... Pipeline is PREROLLING ... Redistribute latency... Redistribute latency... Pipeline is PREROLLED ... Setting pipeline to PLAYING ... Redistribute latency... New clock: GstAudioSinkClock Got EOS from element "pipeline0". Execution ended after 0:00:29.573170846 Setting pipeline to NULL ... Freeing pipeline ... 4.3.8 解码并播放 VP8 格式视频带音频 \[root@ok3588:/\]# gst-launch-1.0 filesrc location=/userdata/media/1080p_30fps_vp8.webm typefind=true ! video/webm ! matroskademux name=dec dec. ! queue ! mppvideodec ! waylandsink dec. ! queue ! decodebin ! audioconvert ! audioresample ! alsasink device=plughw:1,0 Setting pipeline to PAUSED ... Pipeline is PREROLLING ... Redistribute latency... Redistribute latency... Pipeline is PREROLLED ... Setting pipeline to PLAYING ... Redistribute latency... New clock: GstAudioSinkClock Got EOS from element "pipeline0". Execution ended after 0:00:29.573170846 Setting pipeline to NULL ... Freeing pipeline ... ![](https://file.jishuzhan.net/article/1788427631750811649/2798c9f686220e10f3bffb07bb5bd695.webp) ![](https://file.jishuzhan.net/article/1788427631750811649/277b424a1a102562f95d16a915754f76.webp) ![](https://file.jishuzhan.net/article/1788427631750811649/7fcd1f96ac3fcd6681d6e8d69f322071.webp) ![](https://file.jishuzhan.net/article/1788427631750811649/8d2cf0af16b4cf3b39e7d7c10adfbee4.webp)