avcodec: move ff_alloc_a53_sei() to atsc_53

Signed-off-by: James Almer <jamrial@gmail.com>

1 files changed, 0 insertions, 43 deletions

diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index 5a2a90b030..1814b417fc 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -2204,49 +2204,6 @@ int avcodec_parameters_to_context(AVCodecContext *codec,
     return 0;
 }
 
-int ff_alloc_a53_sei(const AVFrame *frame, size_t prefix_len,
-                     void **data, size_t *sei_size)
-{
-    AVFrameSideData *side_data = NULL;
-    uint8_t *sei_data;
-
-    if (frame)
-        side_data = av_frame_get_side_data(frame, AV_FRAME_DATA_A53_CC);
-
-    if (!side_data) {
-        *data = NULL;
-        return 0;
-    }
-
-    *sei_size = side_data->size + 11;
-    *data = av_mallocz(*sei_size + prefix_len);
-    if (!*data)
-        return AVERROR(ENOMEM);
-    sei_data = (uint8_t*)*data + prefix_len;
-
-    // country code
-    sei_data[0] = 181;
-    sei_data[1] = 0;
-    sei_data[2] = 49;
-
-    /**
-     * 'GA94' is standard in North America for ATSC, but hard coding
-     * this style may not be the right thing to do -- other formats
-     * do exist. This information is not available in the side_data
-     * so we are going with this right now.
-     */
-    AV_WL32(sei_data + 3, MKTAG('G', 'A', '9', '4'));
-    sei_data[7] = 3;
-    sei_data[8] = ((side_data->size/3) & 0x1f) | 0x40;
-    sei_data[9] = 0;
-
-    memcpy(sei_data + 10, side_data->data, side_data->size);
-
-    sei_data[side_data->size+10] = 255;
-
-    return 0;
-}
-
 static unsigned bcd2uint(uint8_t bcd)
 {
     unsigned low  = bcd & 0xf;