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authorPaul B Mahol <onemda@gmail.com>2022-07-02 15:22:42 +0200
committerPaul B Mahol <onemda@gmail.com>2022-07-03 15:16:31 +0200
commitd70a443977dbe7d358c21d7a00add6ae7ed585ff (patch)
tree3a35f8843665a09013db390da8ea183c45148a10
parentff1450e449f848ad4b37b3cf448315ba4581364e (diff)
avcodec/pnmenc: support both endian variants for PFM
-rw-r--r--libavcodec/pnmenc.c30
1 files changed, 20 insertions, 10 deletions
diff --git a/libavcodec/pnmenc.c b/libavcodec/pnmenc.c
index 258d919d32..db40f4b8e2 100644
--- a/libavcodec/pnmenc.c
+++ b/libavcodec/pnmenc.c
@@ -88,7 +88,8 @@ static int pnm_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
n = avctx->width * 2;
h1 = (h * 3) / 2;
break;
- case AV_PIX_FMT_GBRPF32:
+ case AV_PIX_FMT_GBRPF32BE:
+ case AV_PIX_FMT_GBRPF32LE:
if (avctx->codec_id == AV_CODEC_ID_PFM) {
c = 'F';
n = avctx->width * 4;
@@ -97,7 +98,8 @@ static int pnm_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
n = avctx->width * 2;
}
break;
- case AV_PIX_FMT_GRAYF32:
+ case AV_PIX_FMT_GRAYF32BE:
+ case AV_PIX_FMT_GRAYF32LE:
if (avctx->codec_id == AV_CODEC_ID_PFM) {
c = 'f';
n = avctx->width * 4;
@@ -112,22 +114,27 @@ static int pnm_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
snprintf(bytestream, bytestream_end - bytestream,
"P%c\n%d %d\n", c, avctx->width, h1);
bytestream += strlen(bytestream);
- if (avctx->pix_fmt == AV_PIX_FMT_GBRPF32 ||
- avctx->pix_fmt == AV_PIX_FMT_GRAYF32)
+ if (avctx->pix_fmt == AV_PIX_FMT_GBRPF32LE ||
+ avctx->pix_fmt == AV_PIX_FMT_GRAYF32LE ||
+ avctx->pix_fmt == AV_PIX_FMT_GBRPF32BE ||
+ avctx->pix_fmt == AV_PIX_FMT_GRAYF32BE)
snprintf(bytestream, bytestream_end - bytestream,
"%f\n", (avctx->pix_fmt == AV_PIX_FMT_GBRPF32BE ||
avctx->pix_fmt == AV_PIX_FMT_GRAYF32BE) ? 1.f: -1.f);
bytestream += strlen(bytestream);
if (avctx->pix_fmt != AV_PIX_FMT_MONOWHITE &&
- avctx->pix_fmt != AV_PIX_FMT_GBRPF32 &&
- avctx->pix_fmt != AV_PIX_FMT_GRAYF32) {
+ avctx->pix_fmt != AV_PIX_FMT_GBRPF32LE &&
+ avctx->pix_fmt != AV_PIX_FMT_GRAYF32LE &&
+ avctx->pix_fmt != AV_PIX_FMT_GBRPF32BE &&
+ avctx->pix_fmt != AV_PIX_FMT_GRAYF32BE) {
int maxdepth = (1 << av_pix_fmt_desc_get(avctx->pix_fmt)->comp[0].depth) - 1;
snprintf(bytestream, bytestream_end - bytestream,
"%d\n", maxdepth);
bytestream += strlen(bytestream);
}
- if (avctx->pix_fmt == AV_PIX_FMT_GBRPF32 && c == 'F') {
+ if ((avctx->pix_fmt == AV_PIX_FMT_GBRPF32LE ||
+ avctx->pix_fmt == AV_PIX_FMT_GBRPF32BE) && c == 'F') {
float *r = (float *)p->data[2];
float *g = (float *)p->data[0];
float *b = (float *)p->data[1];
@@ -144,7 +151,8 @@ static int pnm_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
g += p->linesize[0] / 4;
b += p->linesize[1] / 4;
}
- } else if (avctx->pix_fmt == AV_PIX_FMT_GRAYF32 && c == 'f') {
+ } else if ((avctx->pix_fmt == AV_PIX_FMT_GRAYF32LE ||
+ avctx->pix_fmt == AV_PIX_FMT_GRAYF32BE) && c == 'f') {
const float *g = (const float *)p->data[0];
for (int i = 0; i < avctx->height; i++) {
@@ -280,8 +288,10 @@ const FFCodec ff_pfm_encoder = {
.p.id = AV_CODEC_ID_PFM,
.p.capabilities = AV_CODEC_CAP_DR1,
FF_CODEC_ENCODE_CB(pnm_encode_frame),
- .p.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_GBRPF32,
- AV_PIX_FMT_GRAYF32,
+ .p.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_GBRPF32LE,
+ AV_PIX_FMT_GRAYF32LE,
+ AV_PIX_FMT_GBRPF32BE,
+ AV_PIX_FMT_GRAYF32BE,
AV_PIX_FMT_NONE },
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
};