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Merge remote-tracking branch 'qatar/master' 

* qatar/master:
  print_options: do not generate docs for options without enc or dec flags
  mpeg12: do not fail on zero dimensions in the sequence header.

Conflicts:
	libavcodec/mpeg12.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-03-18 17:43:43 +01:00
parent 523c8e0503 358628074c
commit 330e440706
2 changed files with 11 additions and 1 deletions
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3
doc/print_options.c
View File

@ -39,6 +39,9 @@ static void print_usage(void)
static void print_option(const AVOption *opts, const AVOption *o, int per_stream)
{
if (!(o->flags & (AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_ENCODING_PARAM)))
return;
printf("@item -%s%s @var{", o->name, per_stream ? "[:stream_specifier]" : "");
switch (o->type) {
case AV_OPT_TYPE_BINARY: printf("hexadecimal string"); break;

9
libavcodec/mpeg12.c
View File

@ -2026,6 +2026,12 @@ static int mpeg1_decode_sequence(AVCodecContext *avctx,
width = get_bits(&s->gb, 12);
height = get_bits(&s->gb, 12);
if (width == 0 || height == 0) {
av_log(avctx, AV_LOG_WARNING, "Invalid horizontal or vertical size "
"value.\n");
if (avctx->err_recognition & AV_EF_BITSTREAM)
return AVERROR_INVALIDDATA;
}
s->aspect_ratio_info = get_bits(&s->gb, 4);
if (s->aspect_ratio_info == 0) {
av_log(avctx, AV_LOG_ERROR, "aspect ratio has forbidden 0 value\n");
@ -2343,7 +2349,8 @@ static int decode_chunks(AVCodecContext *avctx,
picture_start_code_seen = 1;
if (s2->width <= 0 || s2->height <= 0) {
av_log(avctx, AV_LOG_ERROR, "%dx%d is invalid\n", s2->width, s2->height);
av_log(avctx, AV_LOG_ERROR, "Invalid frame dimensions %dx%d.\n",
s2->width, s2->height);
return AVERROR_INVALIDDATA;
}