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Merge commit '74beead9bd596180bcac6108548fc0a86d8eb4ae'

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* commit '74beead9bd596180bcac6108548fc0a86d8eb4ae':
  mmaldec: limit internal buffering

See 14a90c9ef0

The introduction of the MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS check is
merged.

Merged-by: Clément Bœsch <clement@stupeflix.com>
This commit is contained in:
Clément Bœsch 2016-06-21 13:31:15 +02:00
commit ba5100ce84
2 changed files with 4 additions and 3 deletions
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5
configure vendored
View File

@ -2009,6 +2009,7 @@ HAVE_LIST="
libdc1394_2
makeinfo
makeinfo_html
MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS
perl
pod2man
sdl
@ -5747,9 +5748,7 @@ enabled mmal && { check_lib interface/mmal/mmal.h mmal_port_connect
check_lib interface/mmal/mmal.h mmal_port_connect ; }
check_lib interface/mmal/mmal.h mmal_port_connect ; } ||
die "ERROR: mmal not found"; }
enabled mmal &&
(check_code cc interface/mmal/mmal.h "MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS" ||
die "ERROR: mmal firmware headers too old")
enabled mmal && check_func_headers interface/mmal/mmal.h "MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS"
enabled netcdf && require_pkg_config netcdf netcdf.h nc_inq_libvers
enabled nvenc && { check_header nvEncodeAPI.h || die "ERROR: nvEncodeAPI.h not found."; } &&

2
libavcodec/mmaldec.c
View File

@ -384,10 +384,12 @@ static av_cold int ffmmal_init_decoder(AVCodecContext *avctx)
av_get_codec_tag_string(tmp, sizeof(tmp), format_in->encoding);
av_log(avctx, AV_LOG_DEBUG, "Using MMAL %s encoding.\n", tmp);
#if HAVE_MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS
if (mmal_port_parameter_set_uint32(decoder->input[0], MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS,
-1 - ctx->extra_decoder_buffers)) {
av_log(avctx, AV_LOG_WARNING, "Could not set input buffering limit.\n");
}
#endif
if ((status = mmal_port_format_commit(decoder->input[0])))
goto fail;