[FFmpeg-devel] [PATCH v3 03/17] avcodec/encode: switch to avcodec_get_supported_config()
Niklas Haas
ffmpeg at haasn.xyz
Fri Aug 30 13:15:26 EEST 2024
From: Niklas Haas <git at haasn.dev>
---
libavcodec/encode.c | 90 ++++++++++++++++++++++++++++-----------------
1 file changed, 57 insertions(+), 33 deletions(-)
diff --git a/libavcodec/encode.c b/libavcodec/encode.c
index 34658d13d0..bc5acf985d 100644
--- a/libavcodec/encode.c
+++ b/libavcodec/encode.c
@@ -563,7 +563,8 @@ static int encode_preinit_video(AVCodecContext *avctx)
{
const AVCodec *c = avctx->codec;
const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(avctx->pix_fmt);
- int i;
+ const enum AVPixelFormat *pix_fmts;
+ int ret, i, num_pix_fmts;
if (!av_get_pix_fmt_name(avctx->pix_fmt)) {
av_log(avctx, AV_LOG_ERROR, "Invalid video pixel format: %d\n",
@@ -571,28 +572,33 @@ static int encode_preinit_video(AVCodecContext *avctx)
return AVERROR(EINVAL);
}
- if (c->pix_fmts) {
- for (i = 0; c->pix_fmts[i] != AV_PIX_FMT_NONE; i++)
- if (avctx->pix_fmt == c->pix_fmts[i])
+ ret = avcodec_get_supported_config(avctx, NULL, AV_CODEC_CONFIG_PIX_FORMAT,
+ 0, (const void **) &pix_fmts, &num_pix_fmts);
+ if (ret < 0)
+ return ret;
+
+ if (pix_fmts) {
+ for (i = 0; i < num_pix_fmts; i++)
+ if (avctx->pix_fmt == pix_fmts[i])
break;
- if (c->pix_fmts[i] == AV_PIX_FMT_NONE) {
+ if (i == num_pix_fmts) {
av_log(avctx, AV_LOG_ERROR,
"Specified pixel format %s is not supported by the %s encoder.\n",
av_get_pix_fmt_name(avctx->pix_fmt), c->name);
av_log(avctx, AV_LOG_ERROR, "Supported pixel formats:\n");
- for (int p = 0; c->pix_fmts[p] != AV_PIX_FMT_NONE; p++) {
+ for (int p = 0; pix_fmts[p] != AV_PIX_FMT_NONE; p++) {
av_log(avctx, AV_LOG_ERROR, " %s\n",
- av_get_pix_fmt_name(c->pix_fmts[p]));
+ av_get_pix_fmt_name(pix_fmts[p]));
}
return AVERROR(EINVAL);
}
- if (c->pix_fmts[i] == AV_PIX_FMT_YUVJ420P ||
- c->pix_fmts[i] == AV_PIX_FMT_YUVJ411P ||
- c->pix_fmts[i] == AV_PIX_FMT_YUVJ422P ||
- c->pix_fmts[i] == AV_PIX_FMT_YUVJ440P ||
- c->pix_fmts[i] == AV_PIX_FMT_YUVJ444P)
+ if (pix_fmts[i] == AV_PIX_FMT_YUVJ420P ||
+ pix_fmts[i] == AV_PIX_FMT_YUVJ411P ||
+ pix_fmts[i] == AV_PIX_FMT_YUVJ422P ||
+ pix_fmts[i] == AV_PIX_FMT_YUVJ440P ||
+ pix_fmts[i] == AV_PIX_FMT_YUVJ444P)
avctx->color_range = AVCOL_RANGE_JPEG;
}
@@ -646,7 +652,10 @@ FF_ENABLE_DEPRECATION_WARNINGS
static int encode_preinit_audio(AVCodecContext *avctx)
{
const AVCodec *c = avctx->codec;
- int i;
+ const enum AVSampleFormat *sample_fmts;
+ const int *supported_samplerates;
+ const AVChannelLayout *ch_layouts;
+ int ret, i, num_sample_fmts, num_samplerates, num_ch_layouts;
if (!av_get_sample_fmt_name(avctx->sample_fmt)) {
av_log(avctx, AV_LOG_ERROR, "Invalid audio sample format: %d\n",
@@ -659,53 +668,68 @@ static int encode_preinit_audio(AVCodecContext *avctx)
return AVERROR(EINVAL);
}
- if (c->sample_fmts) {
- for (i = 0; c->sample_fmts[i] != AV_SAMPLE_FMT_NONE; i++) {
- if (avctx->sample_fmt == c->sample_fmts[i])
+ ret = avcodec_get_supported_config(avctx, NULL, AV_CODEC_CONFIG_SAMPLE_FORMAT,
+ 0, (const void **) &sample_fmts,
+ &num_sample_fmts);
+ if (ret < 0)
+ return ret;
+ if (sample_fmts) {
+ for (i = 0; i < num_sample_fmts; i++) {
+ if (avctx->sample_fmt == sample_fmts[i])
break;
if (avctx->ch_layout.nb_channels == 1 &&
av_get_planar_sample_fmt(avctx->sample_fmt) ==
- av_get_planar_sample_fmt(c->sample_fmts[i])) {
- avctx->sample_fmt = c->sample_fmts[i];
+ av_get_planar_sample_fmt(sample_fmts[i])) {
+ avctx->sample_fmt = sample_fmts[i];
break;
}
}
- if (c->sample_fmts[i] == AV_SAMPLE_FMT_NONE) {
+ if (i == num_sample_fmts) {
av_log(avctx, AV_LOG_ERROR,
"Specified sample format %s is not supported by the %s encoder\n",
av_get_sample_fmt_name(avctx->sample_fmt), c->name);
av_log(avctx, AV_LOG_ERROR, "Supported sample formats:\n");
- for (int p = 0; c->sample_fmts[p] != AV_SAMPLE_FMT_NONE; p++) {
+ for (int p = 0; sample_fmts[p] != AV_SAMPLE_FMT_NONE; p++) {
av_log(avctx, AV_LOG_ERROR, " %s\n",
- av_get_sample_fmt_name(c->sample_fmts[p]));
+ av_get_sample_fmt_name(sample_fmts[p]));
}
return AVERROR(EINVAL);
}
}
- if (c->supported_samplerates) {
- for (i = 0; c->supported_samplerates[i] != 0; i++)
- if (avctx->sample_rate == c->supported_samplerates[i])
+
+ ret = avcodec_get_supported_config(avctx, NULL, AV_CODEC_CONFIG_SAMPLE_RATE,
+ 0, (const void **) &supported_samplerates,
+ &num_samplerates);
+ if (ret < 0)
+ return ret;
+ if (supported_samplerates) {
+ for (i = 0; i < num_samplerates; i++)
+ if (avctx->sample_rate == supported_samplerates[i])
break;
- if (c->supported_samplerates[i] == 0) {
+ if (i == num_samplerates) {
av_log(avctx, AV_LOG_ERROR,
"Specified sample rate %d is not supported by the %s encoder\n",
avctx->sample_rate, c->name);
av_log(avctx, AV_LOG_ERROR, "Supported sample rates:\n");
- for (int p = 0; c->supported_samplerates[p]; p++)
- av_log(avctx, AV_LOG_ERROR, " %d\n", c->supported_samplerates[p]);
+ for (int p = 0; supported_samplerates[p]; p++)
+ av_log(avctx, AV_LOG_ERROR, " %d\n", supported_samplerates[p]);
return AVERROR(EINVAL);
}
}
- if (c->ch_layouts) {
- for (i = 0; c->ch_layouts[i].nb_channels; i++) {
- if (!av_channel_layout_compare(&avctx->ch_layout, &c->ch_layouts[i]))
+ ret = avcodec_get_supported_config(avctx, NULL, AV_CODEC_CONFIG_CHANNEL_LAYOUT,
+ 0, (const void **) &ch_layouts, &num_ch_layouts);
+ if (ret < 0)
+ return ret;
+ if (ch_layouts) {
+ for (i = 0; i < num_ch_layouts; i++) {
+ if (!av_channel_layout_compare(&avctx->ch_layout, &ch_layouts[i]))
break;
}
- if (!c->ch_layouts[i].nb_channels) {
+ if (i == num_ch_layouts) {
char buf[512];
int ret = av_channel_layout_describe(&avctx->ch_layout, buf, sizeof(buf));
av_log(avctx, AV_LOG_ERROR,
@@ -713,8 +737,8 @@ static int encode_preinit_audio(AVCodecContext *avctx)
ret > 0 ? buf : "?", c->name);
av_log(avctx, AV_LOG_ERROR, "Supported channel layouts:\n");
- for (int p = 0; c->ch_layouts[p].nb_channels; p++) {
- ret = av_channel_layout_describe(&c->ch_layouts[p], buf, sizeof(buf));
+ for (int p = 0; ch_layouts[p].nb_channels; p++) {
+ ret = av_channel_layout_describe(&ch_layouts[p], buf, sizeof(buf));
av_log(avctx, AV_LOG_ERROR, " %s\n", ret > 0 ? buf : "?");
}
return AVERROR(EINVAL);
--
2.46.0
More information about the ffmpeg-devel
mailing list