On 24/12/2017, at 03:09, saeed vayghani <saeed.uni68-at-yahoo....@ffmpeg.org<mailto:saeed.uni68-at-yahoo....@ffmpeg.org>> wrote:
Hello guys, Our problem is about to converting videos to apple quick time format. The difficult part is matching output with apple recommended specification. Please help us to find what switches should we use? This is my draft command: ffmpeg -i input.mp4 -c:v prores -profile:v 2 -vf scale=1920x1080 -codec:a pcm_s16le -b:a 1536k output.mov Should be -c:v prores -profile:v 3 for Apple ProRes 422 (HQ) Thanks Apple recommended specification. File Format : QuickTime (.mov files) Codec : Apple PRO RES 422 (HQ) Size : 1920x1080 pixels Video Bitrate : ~220 Mb/s Framerate : 24 or 25 fps Colorspace : YUV 422 Pixel ratio : Ratio must be 1:1 (square pixel) Progressive : The video must not be interlaced Black frame begin/end : The video must contain one black frame at the beginning and at the end Black bar scopes and logos : No logo will be accepted Black bars accepted but we need crop size information (in pixels) : * crop left: The number of whole pixels from the left of the encoded image to remove. * crop top: The number of whole pixels from the top of the encoded image to remove. * crop right: The number of whole pixels from the right of the encoded image to remove. * crop bottom: The number of whole pixels from the bottom of the encoded image to remove. Sound Quality : Codec : PCM Sampling frequency : 48 kHz Sample size : 16 bits Audio bitrate : ~1536 kb/s Channels : 2 (stereo) _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org<mailto:ffmpeg-user@ffmpeg.org> http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".
