jpeg: drop explicit check for VA/JPEG decoding API.

Staging branch VA driver needs to be built against a staging branch
libva. So, the VA/JPEG decoding API is present and actually mandatory
for VA-API >= 0.34.

Author: gbeauchesne

configure.ac

@@ -90,29 +90,6 @@ fi
 AC_MSG_RESULT([$LIBVA_DRIVERS_PATH])
 AC_SUBST(LIBVA_DRIVERS_PATH)
 
-dnl Check for JPEG decoding API
-AC_CACHE_CHECK([for JPEG decoding API], ac_cv_have_jpeg_decoding_api, [
-    saved_CFLAGS="$CFLAGS"
-    CFLAGS="$CFLAGS $LIBVA_DEPS_CFLAGS"
-    saved_LIBS="$LIBS"
-    LIBS="$CFLAGS $LIBVA_DEPS_LIBS"
-    AC_TRY_COMPILE(
-        [#include <va/va.h>
-         #include <va/va_dec_jpeg.h>],
-        [VAPictureParameterBufferJPEG pic_param;
-         VASliceParameterBufferJPEG slice_param;
-         VAIQMatrixParameterBufferJPEG iq_matrix;],
-        [ac_cv_have_jpeg_decoding_api="yes"],
-        [ac_cv_have_jpeg_decoding_api="no"]
-    )
-    CFLAGS="$saved_CFLAGS"
-    LIBS="$saved_LIBS"
-])
-if test "$ac_cv_have_jpeg_decoding_api" = "yes"; then
-    AC_DEFINE(HAVE_JPEG_DECODING, 1,
-        [Defined to 1 if VA-API exposes JPEG decoding])
-fi
-
 AC_OUTPUT([
     Makefile
     debian.upstream/Makefile 

src/gen7_mfd.c

@@ -26,9 +26,6 @@
  *
  */
 
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -1944,7 +1941,6 @@ gen7_mfd_vc1_decode_picture(VADriverContextP ctx,
     intel_batchbuffer_flush(batch);
 }
 
-#ifdef HAVE_JPEG_DECODING
 static void
 gen7_mfd_jpeg_decode_init(VADriverContextP ctx,
                           struct decode_state *decode_state,
@@ -2728,7 +2724,6 @@ gen7_mfd_jpeg_decode_picture(VADriverContextP ctx,
     intel_batchbuffer_end_atomic(batch);
     intel_batchbuffer_flush(batch);
 }
-#endif
 
 static void 
 gen7_mfd_decode_picture(VADriverContextP ctx, 
@@ -2762,11 +2757,9 @@ gen7_mfd_decode_picture(VADriverContextP ctx,
         gen7_mfd_vc1_decode_picture(ctx, decode_state, gen7_mfd_context);
         break;
 
-#ifdef HAVE_JPEG_DECODING
     case VAProfileJPEGBaseline:
         gen7_mfd_jpeg_decode_picture(ctx, decode_state, gen7_mfd_context);
         break;
-#endif
 
     default:
         assert(0);

src/i965_drv_video.c

@@ -1141,9 +1141,7 @@ i965_create_buffer_internal(VADriverContextP ctx,
     case VAEncMiscParameterBufferType:
     case VAProcPipelineParameterBufferType:
     case VAProcFilterParameterBufferType:
-#ifdef HAVE_JPEG_DECODING
     case VAHuffmanTableBufferType:
-#endif
         /* Ok */
         break;
 
@@ -1540,11 +1538,9 @@ i965_decoder_render_picture(VADriverContextP ctx,
             vaStatus = I965_RENDER_DECODE_BUFFER(slice_data);
             break;
 
-#ifdef HAVE_JPEG_DECODING
         case VAHuffmanTableBufferType:
             vaStatus = I965_RENDER_DECODE_BUFFER(huffman_table);
             break;
-#endif
 
         default:
             vaStatus = VA_STATUS_ERROR_UNSUPPORTED_BUFFERTYPE;