反应如何在全屏视频上显示按钮？

问题描述

我有一个全屏视频 iframe。我想在它上面显示按钮。是否有可能？ Z-index 没有帮助。

解决方法

def scaling_factor_calc(histogram,minima,real_input):
'''
print(histogram) ->  Tensor("conv1/Where:0",shape=(None,1),dtype=int64)
print(minima) ->     Tensor("conv1/Where_1:0",dtype=int64)
print(real_input) -> Tensor("conv1/Where_2:0",dtype=int64)
'''   
_,channel_num,row_num,col_num = np.shape(real_input)
print("channel:",channel_num)
scaling_factor = [[] * 1 for j in range(channel_num)]
print("np.shape: ",np.shape(minima[0]))
len_minima_list = np.shape(minima[0])
print("tensor_list:",type(minima))
print("tensor_list[0]:",type(minima[0]))

for i in range(channel_num):#i=channel
    for j in range(255):#j
        sum_of_histo = 0
        for k in range(minima[i][j],minima[i][j+1]):
            result = k * histogram[i][k]
            sum_of_histo += result
        scaling_factor[i].append(sum_of_histo/(tf.reduce_sum(minima[i])))

return scaling_factor