vc1dec: prevent v_edge_pos from becoming negative.

[ffmpeg] / libavcodec / options_table.h

diff --git a/libavcodec/options_table.h b/libavcodec/options_table.h
index 2ddfad06881c244d8ef895e7209808b8f5371ec3..1ae93c1901704cc6849fa4c555b419efa6bcaf06 100644 (file)
--- a/libavcodec/options_table.h
+++ b/libavcodec/options_table.h
@@ -401,7 +401,7 @@ static const AVOption options[]={
 {"em", "Emergency",          0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_EMERGENCY },         INT_MIN, INT_MAX, A|E, "audio_service_type"},
 {"vo", "Voice Over",         0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_VOICE_OVER },        INT_MIN, INT_MAX, A|E, "audio_service_type"},
 {"ka", "Karaoke",            0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_KARAOKE },           INT_MIN, INT_MAX, A|E, "audio_service_type"},
-{"request_sample_fmt", "sample format audio decoders should prefer", OFFSET(request_sample_fmt), AV_OPT_TYPE_SAMPLE_FMT, {.str = NULL }, 0, 0, A|D, "request_sample_fmt"},
+{"request_sample_fmt", "sample format audio decoders should prefer", OFFSET(request_sample_fmt), AV_OPT_TYPE_SAMPLE_FMT, {.i64=AV_SAMPLE_FMT_NONE}, -1, AV_SAMPLE_FMT_NB-1, A|D, "request_sample_fmt"},
 {"pkt_timebase", NULL, OFFSET(pkt_timebase), AV_OPT_TYPE_RATIONAL, {.dbl = 0 }, 0, INT_MAX, 0},
 {NULL},
 };