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Commit f911152d authored by Ben Romberger's avatar Ben Romberger Committed by Gerrit - the friendly Code Review server
Browse files

hal: Add property to set TrueHD buffer size 

Add the property audio.truehd.buffer.size.kb to
allow users to set the TrueHD buffer size to
a value other than the default of 2kb. TrueHD
is supported only for compress pass-through
and can be set as IEC format audio.

Change-Id: I97698eb84c7f6fe94219771650654204c203be55
parent 28718c54

hal/msm8916/platform.c

+10 −1
Original line number Diff line number Diff line
@@ -6327,9 +6327,18 @@ uint32_t platform_get_compress_passthrough_buffer_size( 
                                          audio_offload_info_t* info)

{

    uint32_t fragment_size = MIN_COMPRESS_PASSTHROUGH_FRAGMENT_SIZE;

    char value[PROPERTY_VALUE_MAX] = {0};



    if (((info->format == AUDIO_FORMAT_DOLBY_TRUEHD) ||

            (info->format == AUDIO_FORMAT_IEC61937)) &&

            property_get("audio.truehd.buffer.size.kb", value, "") &&

            atoi(value)) {

        fragment_size = atoi(value) * 1024;

        goto done;

    }

    if (!info->has_video)

        fragment_size = MIN_COMPRESS_PASSTHROUGH_FRAGMENT_SIZE;



done:

    return fragment_size;

}

hal/msm8974/platform.c

+10 −1
Original line number Diff line number Diff line
@@ -5996,9 +5996,18 @@ uint32_t platform_get_compress_passthrough_buffer_size( 
                                          audio_offload_info_t* info)

{

    uint32_t fragment_size = MIN_COMPRESS_PASSTHROUGH_FRAGMENT_SIZE;

    char value[PROPERTY_VALUE_MAX] = {0};



    if (((info->format == AUDIO_FORMAT_DOLBY_TRUEHD) ||

            (info->format == AUDIO_FORMAT_IEC61937)) &&

            property_get("audio.truehd.buffer.size.kb", value, "") &&

            atoi(value)) {

        fragment_size = atoi(value) * 1024;

        goto done;

    }

    if (!info->has_video)

        fragment_size = MIN_COMPRESS_PASSTHROUGH_FRAGMENT_SIZE;



done:

    return fragment_size;

}