pthread: Avoid spurious wakeups

[ffmpeg] / libavcodec / proresdsp.c

diff --git a/libavcodec/proresdsp.c b/libavcodec/proresdsp.c
index 303817600368e3d0883e0914fa7d6f62f3ef58f6..1c0f3915762af107420c658bca74f4313e278b82 100644 (file)
--- a/libavcodec/proresdsp.c
+++ b/libavcodec/proresdsp.c
@@ -20,6 +20,10 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#include "libavutil/attributes.h"
+#include "libavutil/common.h"
+#include "dct.h"
+#include "dsputil.h"
 #include "proresdsp.h"
 #include "simple_idct.h"
 
@@ -29,10 +33,11 @@
 
 #define CLIP_AND_BIAS(x) (av_clip((x) + BIAS, CLIP_MIN, CLIP_MAX))
 
+#if CONFIG_PRORES_DECODER
 /**
  * Add bias value, clamp and output pixels of a slice
  */
-static void put_pixels(uint16_t *dst, int stride, const DCTELEM *in)
+static void put_pixels(uint16_t *dst, int stride, const int16_t *in)
 {
     int x, y, src_offset, dst_offset;
 
@@ -45,17 +50,43 @@ static void put_pixels(uint16_t *dst, int stride, const DCTELEM *in)
     }
 }
 
-static void prores_idct_put_c(uint16_t *out, int linesize, DCTELEM *block, const int16_t *qmat)
+static void prores_idct_put_c(uint16_t *out, int linesize, int16_t *block, const int16_t *qmat)
 {
     ff_prores_idct(block, qmat);
     put_pixels(out, linesize >> 1, block);
 }
+#endif
 
-void ff_proresdsp_init(ProresDSPContext *dsp)
+#if CONFIG_PRORES_ENCODER
+static void prores_fdct_c(const uint16_t *src, int linesize, int16_t *block)
 {
+    int x, y;
+    const uint16_t *tsrc = src;
+
+    for (y = 0; y < 8; y++) {
+        for (x = 0; x < 8; x++)
+            block[y * 8 + x] = tsrc[x];
+        tsrc += linesize >> 1;
+    }
+    ff_jpeg_fdct_islow_10(block);
+}
+#endif
+
+av_cold void ff_proresdsp_init(ProresDSPContext *dsp)
+{
+#if CONFIG_PRORES_DECODER
     dsp->idct_put = prores_idct_put_c;
     dsp->idct_permutation_type = FF_NO_IDCT_PERM;
 
+    if (ARCH_X86) ff_proresdsp_x86_init(dsp);
+
     ff_init_scantable_permutation(dsp->idct_permutation,
                                   dsp->idct_permutation_type);
+#endif
+#if CONFIG_PRORES_ENCODER
+    dsp->fdct                 = prores_fdct_c;
+    dsp->dct_permutation_type = FF_NO_IDCT_PERM;
+    ff_init_scantable_permutation(dsp->dct_permutation,
+                                  dsp->dct_permutation_type);
+#endif
 }