Merge commit 'c4845616'

* commit 'c4845616':
  lavc: add MMAL hardware decoder wrapper

Conflicts:
	Changelog
	configure
	doc/APIchanges
	libavcodec/Makefile
	libavcodec/allcodecs.c
	libavcodec/version.h
	libavutil/version.h
Merged-by: Michael Niedermayer <michaelni@gmx.at>

Changelog

@@ -11,6 +11,7 @@ version <next>:
 - nvenc H265 encoder
 - Detelecine filter
 - Intel QSV-accelerated H.264 encoding
+- MMAL-accelerated H.264 decoding
 
 
 version 2.6:

configure

@@ -266,6 +266,7 @@ External library support:
   --enable-libzvbi         enable teletext support via libzvbi [no]
   --disable-lzma           disable lzma [autodetect]
   --enable-decklink        enable Blackmagick DeckLink I/O support [no]
+  --enable-mmal            enable decoding via MMAL [no]
   --enable-nvenc           enable NVIDIA NVENC support [no]
   --enable-openal          enable OpenAL 1.1 capture support [no]
   --enable-opencl          enable OpenCL code
@@ -1408,6 +1409,7 @@ EXTERNAL_LIBRARY_LIST="
     libzmq
     libzvbi
     lzma
+    mmal
     nvenc
     openal
     opencl
@@ -2301,6 +2303,10 @@ h263_vdpau_hwaccel_select="h263_decoder"
 h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
 h264_dxva2_hwaccel_deps="dxva2"
 h264_dxva2_hwaccel_select="h264_decoder"
+h264_mmal_decoder_deps="mmal"
+h264_mmal_hwaccel_deps="mmal"
+h264_mmal_decoder_select="h264_decoder"
+h264_mmal_encoder_deps="mmal"
 h264_qsv_hwaccel_deps="libmfx"
 h264_vaapi_hwaccel_deps="vaapi"
 h264_vaapi_hwaccel_select="h264_decoder"
@@ -5006,6 +5012,13 @@ enabled libxavs           && require libxavs xavs.h xavs_encoder_encode -lxavs
 enabled libxvid           && require libxvid xvid.h xvid_global -lxvidcore
 enabled libzmq            && require_pkg_config libzmq zmq.h zmq_ctx_new
 enabled libzvbi           && require libzvbi libzvbi.h vbi_decoder_new -lzvbi
+enabled mmal              && { check_lib interface/mmal/mmal.h mmal_port_connect -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host ||
+                                { ! enabled cross_compile && {
+                                    add_cflags -isystem/opt/vc/include/ -isystem/opt/vc/include/interface/vmcs_host/linux -isystem/opt/vc/include/interface/vcos/pthreads -fgnu89-inline ;
+                                    add_extralibs -L/opt/vc/lib/ -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host ;
+                                    check_lib interface/mmal/mmal.h mmal_port_connect ; }
+                                check_lib interface/mmal/mmal.h mmal_port_connect ; } ||
+                               die "ERROR: mmal not found"; }
 enabled nvenc             && { check_header nvEncodeAPI.h || die "ERROR: nvEncodeAPI.h not found."; } &&
                              { check_cpp_condition nvEncodeAPI.h "NVENCAPI_MAJOR_VERSION >= 5" ||
                                die "ERROR: NVENC API version 4 or older is not supported"; } &&

doc/APIchanges

@@ -15,6 +15,9 @@ libavutil:     2014-08-09
 
 API changes, most recent first:
 
+2015-xx-xx - xxxxxxx - lavu 54.21.100 / 54.10.0
+  Add AV_PIX_FMT_MMAL for MMAL hardware acceleration.
+
 -------- 8< --------- FFmpeg 2.6 was cut here -------- 8< ---------
 
 2015-03-04 - cca4476 - lavf 56.25.100

libavcodec/Makefile

@@ -269,6 +269,7 @@ OBJS-$(CONFIG_H264_DECODER)            += h264.o h264_cabac.o h264_cavlc.o \
                                           h264_direct.o h264_loopfilter.o  \
                                           h264_mb.o h264_picture.o h264_ps.o \
                                           h264_refs.o h264_sei.o h264_slice.o
+OBJS-$(CONFIG_H264_MMAL_DECODER)       += mmaldec.o
 OBJS-$(CONFIG_H264_VDA_DECODER)        += vda_h264_dec.o
 OBJS-$(CONFIG_H264_QSV_DECODER)        += qsvdec_h264.o
 OBJS-$(CONFIG_H264_QSV_ENCODER)        += qsvenc_h264.o

libavcodec/allcodecs.c

@@ -77,6 +77,7 @@ void avcodec_register_all(void)
     REGISTER_HWACCEL(H263_VAAPI,        h263_vaapi);
     REGISTER_HWACCEL(H263_VDPAU,        h263_vdpau);
     REGISTER_HWACCEL(H264_DXVA2,        h264_dxva2);
+    REGISTER_HWACCEL(H264_MMAL,         h264_mmal);
     REGISTER_HWACCEL(H264_QSV,          h264_qsv);
     REGISTER_HWACCEL(H264_VAAPI,        h264_vaapi);
     REGISTER_HWACCEL(H264_VDA,          h264_vda);
@@ -171,6 +172,7 @@ void avcodec_register_all(void)
     REGISTER_ENCDEC (H263P,             h263p);
     REGISTER_DECODER(H264,              h264);
     REGISTER_DECODER(H264_CRYSTALHD,    h264_crystalhd);
+    REGISTER_DECODER(H264_MMAL,         h264_mmal);
     REGISTER_DECODER(H264_QSV,          h264_qsv);
     REGISTER_DECODER(H264_VDA,          h264_vda);
     REGISTER_DECODER(H264_VDPAU,        h264_vdpau);

libavcodec/version.h

@@ -29,7 +29,7 @@
 #include "libavutil/version.h"
 
 #define LIBAVCODEC_VERSION_MAJOR 56
-#define LIBAVCODEC_VERSION_MINOR  31
+#define LIBAVCODEC_VERSION_MINOR  32
 #define LIBAVCODEC_VERSION_MICRO 100
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \

libavutil/pixdesc.c

@@ -1907,6 +1907,10 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
         .name = "qsv",
         .flags = AV_PIX_FMT_FLAG_HWACCEL,
     },
+    [AV_PIX_FMT_MMAL] = {
+        .name = "mmal",
+        .flags = AV_PIX_FMT_FLAG_HWACCEL,
+    },
 };
 
 static const char *color_range_names[AVCOL_RANGE_NB] = {

libavutil/pixfmt.h

@@ -252,6 +252,11 @@ enum AVPixelFormat {
      *  mfxFrameSurface1 structure.
      */
     AV_PIX_FMT_QSV,
+    /**
+     * HW acceleration though MMAL, data[3] contains a pointer to the
+     * MMAL_BUFFER_HEADER_T structure.
+     */
+    AV_PIX_FMT_MMAL,
 
 #ifndef AV_PIX_FMT_ABI_GIT_MASTER
     AV_PIX_FMT_RGBA64BE=0x123,  ///< packed RGBA 16:16:16:16, 64bpp, 16R, 16G, 16B, 16A, the 2-byte value for each R/G/B/A component is stored as big-endian

libavutil/version.h

@@ -56,8 +56,8 @@
  */
 
 #define LIBAVUTIL_VERSION_MAJOR  54
-#define LIBAVUTIL_VERSION_MINOR  20
-#define LIBAVUTIL_VERSION_MICRO 101
+#define LIBAVUTIL_VERSION_MINOR  21
+#define LIBAVUTIL_VERSION_MICRO 100
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
                                                LIBAVUTIL_VERSION_MINOR, \