Also the other protest accepted by India could be a different one altogether, hence pictured differently and was possibly an actual one which happened days after BBC released their video.
Lockdown in a terrorist, separatist and rebel location is a security measure more than a curbing of Freedom of speech. The region has been constitutionally provided for a democratic government, despite the split. This piece of information somehow passes through the crevices of fractured media into oblivion. China and Pakistan's stance is understandable since it is also a measure to tackle the Roadway China has been building through Pakistan to reach the ports and open up its trade routes. All of this with a funding of terrorism and extremism.