From 795bb9dcb06aef5fe56239c102741e229c386959 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Tue, 14 Oct 2008 20:34:31 +0000 Subject: [PATCH] Export svq1_packet_checksum() that is needed for svq3 watermarks, patch by baptiste that is based on reverse engineering work by chrono. Originally committed as revision 15617 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/svq1dec.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/svq1dec.c b/libavcodec/svq1dec.c index e693fb6795..8f399ab39d 100644 --- a/libavcodec/svq1dec.c +++ b/libavcodec/svq1dec.c @@ -540,7 +540,7 @@ static int svq1_decode_delta_block (MpegEncContext *s, GetBitContext *bitbuf, return result; } -static uint16_t svq1_packet_checksum (const uint8_t *data, const int length, int value) { +uint16_t ff_svq1_packet_checksum (const uint8_t *data, const int length, int value) { int i; for (i=0; i < length; i++) { @@ -581,7 +581,7 @@ static int svq1_decode_frame_header (GetBitContext *bitbuf,MpegEncContext *s) { if (s->f_code == 0x50 || s->f_code == 0x60) { int csum = get_bits (bitbuf, 16); - csum = svq1_packet_checksum (bitbuf->buffer, bitbuf->size_in_bits>>3, csum); + csum = ff_svq1_packet_checksum (bitbuf->buffer, bitbuf->size_in_bits>>3, csum); // av_log(s->avctx, AV_LOG_INFO, "%s checksum (%02x) for packet data\n", // (csum == 0) ? "correct" : "incorrect", csum);