imgconvert: remove avg_bits_per_pixel(), its redundant

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/imgconvert.c

@@ -177,13 +177,6 @@ int avcodec_get_pix_fmt_loss(enum AVPixelFormat dst_pix_fmt,
     return loss;
 }
 
-static int avg_bits_per_pixel(enum AVPixelFormat pix_fmt)
-{
-    const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
-
-    return av_get_padded_bits_per_pixel(desc);
-}
-
 #if FF_API_FIND_BEST_PIX_FMT
 enum AVPixelFormat avcodec_find_best_pix_fmt(int64_t pix_fmt_mask, enum AVPixelFormat src_pix_fmt,
                                             int has_alpha, int *loss_ptr)
@@ -236,8 +229,8 @@ enum AVPixelFormat avcodec_find_best_pix_fmt_of_2(enum AVPixelFormat dst_pix_fmt
         loss_order2 = loss2 & loss_mask_order[i];
 
         if (loss_order1 == 0 && loss_order2 == 0 && dst_pix_fmt2 != AV_PIX_FMT_NONE && dst_pix_fmt1 != AV_PIX_FMT_NONE){ /* use format with smallest depth */
-            if(avg_bits_per_pixel(dst_pix_fmt2) != avg_bits_per_pixel(dst_pix_fmt1)) {
-                dst_pix_fmt = avg_bits_per_pixel(dst_pix_fmt2) < avg_bits_per_pixel(dst_pix_fmt1) ? dst_pix_fmt2 : dst_pix_fmt1;
+            if(av_get_padded_bits_per_pixel(desc2) != av_get_padded_bits_per_pixel(desc1)) {
+                dst_pix_fmt = av_get_padded_bits_per_pixel(desc2) < av_get_padded_bits_per_pixel(desc1) ? dst_pix_fmt2 : dst_pix_fmt1;
             } else {
                 dst_pix_fmt = desc2->nb_components < desc1->nb_components ? dst_pix_fmt2 : dst_pix_fmt1;
             }
@@ -644,7 +637,7 @@ int main(void){
         AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(i);
         if(!desc)
             continue;
-        av_log(0, AV_LOG_INFO, "pix fmt %s yuv_plan:%d avg_bpp:%d colortype:%d\n", desc->name, is_yuv_planar(desc), avg_bits_per_pixel(i), get_color_type(desc));
+        av_log(0, AV_LOG_INFO, "pix fmt %s yuv_plan:%d avg_bpp:%d colortype:%d\n", desc->name, is_yuv_planar(desc), av_get_padded_bits_per_pixel(desc), get_color_type(desc));
     }
     return 0;
 }