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avcodec/tests/avcodec: Check consistency of function pointers

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Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2021-09-24 03:52:56 +02:00
parent d77798309f
commit 497c490a4e
1 changed files with 22 additions and 1 deletions
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23
libavcodec/tests/avcodec.c
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@ -41,6 +41,7 @@ int main(void){
while (codec = av_codec_iterate(&iter)) {
const AVCodecDescriptor *desc;
int is_decoder, is_encoder;
if (!codec->name) {
AV_LOG("Codec for format %s has no name\n",
@ -63,13 +64,33 @@ int main(void){
ERR("Non-video codec %s has video-only fields set\n");
}
if (av_codec_is_encoder(codec)) {
is_decoder = av_codec_is_decoder(codec);
is_encoder = av_codec_is_encoder(codec);
if (!!is_decoder + !!is_encoder != 1) {
ERR("Codec %s is decoder and encoder or neither.\n");
continue;
}
if (is_encoder) {
if (codec->type == AVMEDIA_TYPE_SUBTITLE ^ !!codec->encode_sub)
ERR("Encoder %s is both subtitle encoder and not subtitle encoder.");
if (!!codec->encode_sub + !!codec->encode2 + !!codec->receive_packet != 1)
ERR("Encoder %s does not implement exactly one encode API.\n");
if (codec->update_thread_context || codec->update_thread_context_for_user || codec->bsfs)
ERR("Encoder %s has decoder-only thread functions or bsf.\n");
if (codec->type == AVMEDIA_TYPE_AUDIO) {
if (!codec->sample_fmts) {
av_log(NULL, AV_LOG_FATAL, "Encoder %s is missing the sample_fmts field\n", codec->name);
ret = 1;
}
}
} else {
if (codec->type == AVMEDIA_TYPE_SUBTITLE && !codec->decode)
ERR("Subtitle decoder %s does not implement decode callback\n");
if (codec->type == AVMEDIA_TYPE_SUBTITLE && codec->bsfs)
ERR("Automatic bitstream filtering unsupported for subtitles; "
"yet decoder %s has it set\n");
if (!!codec->decode + !!codec->receive_frame != 1)
ERR("Decoder %s does not implement exactly one decode API.\n");
}
if (!(desc = avcodec_descriptor_get(codec->id))) {
ERR("Codec %s lacks a corresponding descriptor\n");