avcodec/vaapi: Remove old and deprecated VAAPI context and header

[ffmpeg] / libavutil / tx_template.c

diff --git a/libavutil/tx_template.c b/libavutil/tx_template.c
index b3532c1c5ecc948b4807580e8e21ac93b43ec882..cad66a8bc0932ab2e180b412c1f41ce212a78305 100644 (file)
--- a/libavutil/tx_template.c
+++ b/libavutil/tx_template.c
@@ -593,7 +593,7 @@ static void compound_fft_##N##xM(AVTXContext *s, void *_out,                   \
     for (int i = 0; i < m; i++) {                                              \
         for (int j = 0; j < N; j++)                                            \
             fft##N##in[j] = in[in_map[i*N + j]];                               \
-        fft##N(s->tmp + s->revtab[i], fft##N##in, m);                          \
+        fft##N(s->tmp + s->revtab_c[i], fft##N##in, m);                        \
     }                                                                          \
                                                                                \
     for (int i = 0; i < N; i++)                                                \
@@ -624,16 +624,16 @@ static void split_radix_fft(AVTXContext *s, void *_out, void *_in,
 
         do {
             tmp = out[src];
-            dst = s->revtab[src];
+            dst = s->revtab_c[src];
             do {
                 FFSWAP(FFTComplex, tmp, out[dst]);
-                dst = s->revtab[dst];
+                dst = s->revtab_c[dst];
             } while (dst != src); /* Can be > as well, but is less predictable */
             out[dst] = tmp;
         } while ((src = *inplace_idx++));
     } else {
         for (int i = 0; i < m; i++)
-            out[i] = in[s->revtab[i]];
+            out[i] = in[s->revtab_c[i]];
     }
 
     fft_dispatch[mb](out);
@@ -685,7 +685,7 @@ static void compound_imdct_##N##xM(AVTXContext *s, void *_dst, void *_src,     \
             FFTComplex tmp = { in2[-k*stride], in1[k*stride] };                \
             CMUL3(fft##N##in[j], tmp, exp[k >> 1]);                            \
         }                                                                      \
-        fft##N(s->tmp + s->revtab[i], fft##N##in, m);                          \
+        fft##N(s->tmp + s->revtab_c[i], fft##N##in, m);                        \
     }                                                                          \
                                                                                \
     for (int i = 0; i < N; i++)                                                \
@@ -733,7 +733,7 @@ static void compound_mdct_##N##xM(AVTXContext *s, void *_dst, void *_src,      \
             CMUL(fft##N##in[j].im, fft##N##in[j].re, tmp.re, tmp.im,           \
                  exp[k >> 1].re, exp[k >> 1].im);                              \
         }                                                                      \
-        fft##N(s->tmp + s->revtab[i], fft##N##in, m);                          \
+        fft##N(s->tmp + s->revtab_c[i], fft##N##in, m);                        \
     }                                                                          \
                                                                                \
     for (int i = 0; i < N; i++)                                                \
@@ -772,7 +772,7 @@ static void monolithic_imdct(AVTXContext *s, void *_dst, void *_src,
 
     for (int i = 0; i < m; i++) {
         FFTComplex tmp = { in2[-2*i*stride], in1[2*i*stride] };
-        CMUL3(z[s->revtab[i]], tmp, exp[i]);
+        CMUL3(z[s->revtab_c[i]], tmp, exp[i]);
     }
 
     fftp(z);
@@ -806,7 +806,7 @@ static void monolithic_mdct(AVTXContext *s, void *_dst, void *_src,
             tmp.re = FOLD(-src[ len4 + k], -src[5*len4 - 1 - k]);
             tmp.im = FOLD( src[-len4 + k], -src[1*len3 - 1 - k]);
         }
-        CMUL(z[s->revtab[i]].im, z[s->revtab[i]].re, tmp.re, tmp.im,
+        CMUL(z[s->revtab_c[i]].im, z[s->revtab_c[i]].re, tmp.re, tmp.im,
              exp[i].re, exp[i].im);
     }
 
@@ -875,6 +875,24 @@ static void naive_mdct(AVTXContext *s, void *_dst, void *_src,
     }
 }
 
+static void full_imdct_wrapper_fn(AVTXContext *s, void *_dst, void *_src,
+                                  ptrdiff_t stride)
+{
+    int len = s->m*s->n*4;
+    int len2 = len >> 1;
+    int len4 = len >> 2;
+    FFTSample *dst = _dst;
+
+    s->top_tx(s, dst + len4, _src, stride);
+
+    stride /= sizeof(*dst);
+
+    for (int i = 0; i < len4; i++) {
+        dst[            i*stride] = -dst[(len2 - i - 1)*stride];
+        dst[(len - i - 1)*stride] =  dst[(len2 + i + 0)*stride];
+    }
+}
+
 static int gen_mdct_exptab(AVTXContext *s, int len4, double scale)
 {
     const double theta = (scale < 0 ? len4 : 0) + 1.0/8.0;
@@ -942,6 +960,10 @@ int TX_NAME(ff_tx_init_mdct_fft)(AVTXContext *s, av_tx_fn *tx,
         if (is_mdct) {
             s->scale = *((SCALE_TYPE *)scale);
             *tx = inv ? naive_imdct : naive_mdct;
+            if (inv && (flags & AV_TX_FULL_IMDCT)) {
+                s->top_tx = *tx;
+                *tx = full_imdct_wrapper_fn;
+            }
         }
         return 0;
     }
@@ -983,15 +1005,20 @@ int TX_NAME(ff_tx_init_mdct_fft)(AVTXContext *s, av_tx_fn *tx,
         if (flags & AV_TX_INPLACE) {
             if (is_mdct) /* In-place MDCTs are not supported yet */
                 return AVERROR(ENOSYS);
-            if ((err = ff_tx_gen_ptwo_inplace_revtab_idx(s)))
+            if ((err = ff_tx_gen_ptwo_inplace_revtab_idx(s, s->revtab_c)))
                 return err;
         }
         for (int i = 4; i <= av_log2(m); i++)
             init_cos_tabs(i);
     }
 
-    if (is_mdct)
+    if (is_mdct) {
+        if (inv && (flags & AV_TX_FULL_IMDCT)) {
+            s->top_tx = *tx;
+            *tx = full_imdct_wrapper_fn;
+        }
         return gen_mdct_exptab(s, n*m, *((SCALE_TYPE *)scale));
+    }
 
     return 0;
 }