diff options
Diffstat (limited to 'sys/vdpau/mpegutil.c')
| -rw-r--r-- | sys/vdpau/mpegutil.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/sys/vdpau/mpegutil.c b/sys/vdpau/mpegutil.c index 3a4a63de..7ef46fb2 100644 --- a/sys/vdpau/mpegutil.c +++ b/sys/vdpau/mpegutil.c @@ -385,31 +385,30 @@ mpeg_util_parse_quant_matrix (MPEGQuantMatrix * qm, guint8 * data, guint8 * end) code = GST_READ_UINT32_BE (data); - if (G_UNLIKELY (G_UNLIKELY (code != (0x00000100 | MPEG_PACKET_GOP)))) + if (G_UNLIKELY (G_UNLIKELY (code != (0x00000100 | MPEG_PACKET_EXTENSION)))) return FALSE; /* Skip the sync word */ data += 4; - load_intra_flag = read_bits (data, 0, 1); + load_intra_flag = read_bits (data, 4, 1); if (load_intra_flag) { if (G_UNLIKELY ((end - data) < 64)) return FALSE; - for (i = 0; i < 64; i++) { - qm->intra_quantizer_matrix[mpeg2_scan[i]] = read_bits (data + i, 1, 8); - } - data += 64; + for (i = 0; i < 64; i++) + qm->intra_quantizer_matrix[mpeg2_scan[i]] = read_bits (data + i, 5, 8); + data += 64; } else memcpy (qm->intra_quantizer_matrix, default_intra_quantizer_matrix, 64); - load_non_intra_flag = read_bits (data, 1 + load_intra_flag, 1); + load_non_intra_flag = read_bits (data, 5 + load_intra_flag, 1); if (load_non_intra_flag) { if (G_UNLIKELY ((end - data) < 64)) return FALSE; for (i = 0; i < 64; i++) qm->non_intra_quantizer_matrix[mpeg2_scan[i]] = - read_bits (data + i, 2 + load_intra_flag, 8); + read_bits (data + i, 6 + load_intra_flag, 8); } else memset (qm->non_intra_quantizer_matrix, 16, 64); |