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Diffstat (limited to 'libavcodec/iff.c')
-rw-r--r--libavcodec/iff.c73
1 files changed, 37 insertions, 36 deletions
diff --git a/libavcodec/iff.c b/libavcodec/iff.c
index 8e7f8cae46..dc70b9fea4 100644
--- a/libavcodec/iff.c
+++ b/libavcodec/iff.c
@@ -40,7 +40,7 @@ typedef enum {
} mask_type;
typedef struct {
- AVFrame frame;
+ AVFrame *frame;
int planesize;
uint8_t * planebuf;
uint8_t * ham_buf; ///< temporary buffer for planar to chunky conversation
@@ -361,11 +361,12 @@ static av_cold int decode_init(AVCodecContext *avctx)
return AVERROR(ENOMEM);
s->bpp = avctx->bits_per_coded_sample;
- avcodec_get_frame_defaults(&s->frame);
+ s->frame = av_frame_alloc();
+ if (!s->frame)
+ return AVERROR(ENOMEM);
if ((err = extract_header(avctx, NULL)) < 0)
return err;
- s->frame.reference = 3;
return 0;
}
@@ -662,18 +663,16 @@ static int decode_frame(AVCodecContext *avctx,
if ((res = extract_header(avctx, avpkt)) < 0)
return res;
- if (s->init) {
- if ((res = avctx->reget_buffer(avctx, &s->frame)) < 0) {
- av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
- return res;
- }
- } else if ((res = ff_get_buffer(avctx, &s->frame)) < 0) {
- av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
+ if ((res = ff_reget_buffer(avctx, s->frame)) < 0) {
+ av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
return res;
- } else if (avctx->bits_per_coded_sample <= 8 && avctx->pix_fmt == AV_PIX_FMT_PAL8) {
- if ((res = cmap_read_palette(avctx, (uint32_t*)s->frame.data[1])) < 0)
+ }
+ if (!s->init && avctx->bits_per_coded_sample <= 8 &&
+ avctx->pix_fmt == AV_PIX_FMT_PAL8) {
+ if ((res = cmap_read_palette(avctx, (uint32_t*)s->frame->data[1])) < 0)
return res;
- } else if (avctx->pix_fmt == AV_PIX_FMT_RGB32 && avctx->bits_per_coded_sample <= 8) {
+ } else if (!s->init && avctx->bits_per_coded_sample <= 8 &&
+ avctx->pix_fmt == AV_PIX_FMT_RGB32) {
if ((res = cmap_read_palette(avctx, s->mask_palbuf)) < 0)
return res;
}
@@ -683,18 +682,18 @@ static int decode_frame(AVCodecContext *avctx,
case 0:
if (avctx->codec_tag == MKTAG('A','C','B','M')) {
if (avctx->pix_fmt == AV_PIX_FMT_PAL8 || avctx->pix_fmt == AV_PIX_FMT_GRAY8) {
- memset(s->frame.data[0], 0, avctx->height * s->frame.linesize[0]);
+ memset(s->frame->data[0], 0, avctx->height * s->frame->linesize[0]);
for (plane = 0; plane < s->bpp; plane++) {
for(y = 0; y < avctx->height && buf < buf_end; y++ ) {
- uint8_t *row = &s->frame.data[0][ y*s->frame.linesize[0] ];
+ uint8_t *row = &s->frame->data[0][ y*s->frame->linesize[0] ];
decodeplane8(row, buf, FFMIN(s->planesize, buf_end - buf), plane);
buf += s->planesize;
}
}
} else if (s->ham) { // HAM to AV_PIX_FMT_BGR32
- memset(s->frame.data[0], 0, avctx->height * s->frame.linesize[0]);
+ memset(s->frame->data[0], 0, avctx->height * s->frame->linesize[0]);
for(y = 0; y < avctx->height; y++) {
- uint8_t *row = &s->frame.data[0][y * s->frame.linesize[0]];
+ uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
memset(s->ham_buf, 0, s->planesize * 8);
for (plane = 0; plane < s->bpp; plane++) {
const uint8_t * start = buf + (plane * avctx->height + y) * s->planesize;
@@ -711,7 +710,7 @@ static int decode_frame(AVCodecContext *avctx,
int raw_width = avctx->width * (av_get_bits_per_pixel(desc) >> 3);
int x;
for(y = 0; y < avctx->height && buf < buf_end; y++ ) {
- uint8_t *row = &s->frame.data[0][y * s->frame.linesize[0]];
+ uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
memcpy(row, buf, FFMIN(raw_width, buf_end - buf));
buf += raw_width;
if (avctx->pix_fmt == AV_PIX_FMT_BGR32) {
@@ -722,7 +721,7 @@ static int decode_frame(AVCodecContext *avctx,
} else if (avctx->codec_tag == MKTAG('I','L','B','M')) { // interleaved
if (avctx->pix_fmt == AV_PIX_FMT_PAL8 || avctx->pix_fmt == AV_PIX_FMT_GRAY8) {
for(y = 0; y < avctx->height; y++ ) {
- uint8_t *row = &s->frame.data[0][ y*s->frame.linesize[0] ];
+ uint8_t *row = &s->frame->data[0][ y*s->frame->linesize[0] ];
memset(row, 0, avctx->width);
for (plane = 0; plane < s->bpp && buf < buf_end; plane++) {
decodeplane8(row, buf, FFMIN(s->planesize, buf_end - buf), plane);
@@ -731,7 +730,7 @@ static int decode_frame(AVCodecContext *avctx,
}
} else if (s->ham) { // HAM to AV_PIX_FMT_BGR32
for (y = 0; y < avctx->height; y++) {
- uint8_t *row = &s->frame.data[0][ y*s->frame.linesize[0] ];
+ uint8_t *row = &s->frame->data[0][ y*s->frame->linesize[0] ];
memset(s->ham_buf, 0, s->planesize * 8);
for (plane = 0; plane < s->bpp && buf < buf_end; plane++) {
decodeplane8(s->ham_buf, buf, FFMIN(s->planesize, buf_end - buf), plane);
@@ -741,7 +740,7 @@ static int decode_frame(AVCodecContext *avctx,
}
} else { // AV_PIX_FMT_BGR32
for(y = 0; y < avctx->height; y++ ) {
- uint8_t *row = &s->frame.data[0][y*s->frame.linesize[0]];
+ uint8_t *row = &s->frame->data[0][y*s->frame->linesize[0]];
memset(row, 0, avctx->width << 2);
for (plane = 0; plane < s->bpp && buf < buf_end; plane++) {
decodeplane32((uint32_t *) row, buf, FFMIN(s->planesize, buf_end - buf), plane);
@@ -752,13 +751,13 @@ static int decode_frame(AVCodecContext *avctx,
} else if (avctx->codec_tag == MKTAG('P','B','M',' ')) { // IFF-PBM
if (avctx->pix_fmt == AV_PIX_FMT_PAL8 || avctx->pix_fmt == AV_PIX_FMT_GRAY8) {
for(y = 0; y < avctx->height && buf_end > buf; y++ ) {
- uint8_t *row = &s->frame.data[0][y * s->frame.linesize[0]];
+ uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
memcpy(row, buf, FFMIN(avctx->width, buf_end - buf));
buf += avctx->width + (avctx->width % 2); // padding if odd
}
} else if (s->ham) { // IFF-PBM: HAM to AV_PIX_FMT_BGR32
for (y = 0; y < avctx->height && buf_end > buf; y++) {
- uint8_t *row = &s->frame.data[0][ y*s->frame.linesize[0] ];
+ uint8_t *row = &s->frame->data[0][ y*s->frame->linesize[0] ];
memcpy(s->ham_buf, buf, FFMIN(avctx->width, buf_end - buf));
buf += avctx->width + (avctx->width & 1); // padding if odd
decode_ham_plane32((uint32_t *) row, s->ham_buf, s->ham_palbuf, s->planesize);
@@ -771,7 +770,7 @@ static int decode_frame(AVCodecContext *avctx,
if (avctx->codec_tag == MKTAG('I','L','B','M')) { //interleaved
if (avctx->pix_fmt == AV_PIX_FMT_PAL8 || avctx->pix_fmt == AV_PIX_FMT_GRAY8) {
for(y = 0; y < avctx->height ; y++ ) {
- uint8_t *row = &s->frame.data[0][ y*s->frame.linesize[0] ];
+ uint8_t *row = &s->frame->data[0][ y*s->frame->linesize[0] ];
memset(row, 0, avctx->width);
for (plane = 0; plane < s->bpp; plane++) {
buf += decode_byterun(s->planebuf, s->planesize, buf, buf_end);
@@ -780,7 +779,7 @@ static int decode_frame(AVCodecContext *avctx,
}
} else if (avctx->bits_per_coded_sample <= 8) { //8-bit (+ mask) to AV_PIX_FMT_BGR32
for (y = 0; y < avctx->height ; y++ ) {
- uint8_t *row = &s->frame.data[0][y*s->frame.linesize[0]];
+ uint8_t *row = &s->frame->data[0][y*s->frame->linesize[0]];
memset(s->mask_buf, 0, avctx->width * sizeof(uint32_t));
for (plane = 0; plane < s->bpp; plane++) {
buf += decode_byterun(s->planebuf, s->planesize, buf, buf_end);
@@ -790,7 +789,7 @@ static int decode_frame(AVCodecContext *avctx,
}
} else if (s->ham) { // HAM to AV_PIX_FMT_BGR32
for (y = 0; y < avctx->height ; y++) {
- uint8_t *row = &s->frame.data[0][y*s->frame.linesize[0]];
+ uint8_t *row = &s->frame->data[0][y*s->frame->linesize[0]];
memset(s->ham_buf, 0, s->planesize * 8);
for (plane = 0; plane < s->bpp; plane++) {
buf += decode_byterun(s->planebuf, s->planesize, buf, buf_end);
@@ -800,7 +799,7 @@ static int decode_frame(AVCodecContext *avctx,
}
} else { //AV_PIX_FMT_BGR32
for(y = 0; y < avctx->height ; y++ ) {
- uint8_t *row = &s->frame.data[0][y*s->frame.linesize[0]];
+ uint8_t *row = &s->frame->data[0][y*s->frame->linesize[0]];
memset(row, 0, avctx->width << 2);
for (plane = 0; plane < s->bpp; plane++) {
buf += decode_byterun(s->planebuf, s->planesize, buf, buf_end);
@@ -811,12 +810,12 @@ static int decode_frame(AVCodecContext *avctx,
} else if (avctx->codec_tag == MKTAG('P','B','M',' ')) { // IFF-PBM
if (avctx->pix_fmt == AV_PIX_FMT_PAL8 || avctx->pix_fmt == AV_PIX_FMT_GRAY8) {
for(y = 0; y < avctx->height ; y++ ) {
- uint8_t *row = &s->frame.data[0][y*s->frame.linesize[0]];
+ uint8_t *row = &s->frame->data[0][y*s->frame->linesize[0]];
buf += decode_byterun(row, avctx->width, buf, buf_end);
}
} else if (s->ham) { // IFF-PBM: HAM to AV_PIX_FMT_BGR32
for (y = 0; y < avctx->height ; y++) {
- uint8_t *row = &s->frame.data[0][y*s->frame.linesize[0]];
+ uint8_t *row = &s->frame->data[0][y*s->frame->linesize[0]];
buf += decode_byterun(s->ham_buf, avctx->width, buf, buf_end);
decode_ham_plane32((uint32_t *) row, s->ham_buf, s->ham_palbuf, s->planesize);
}
@@ -825,7 +824,7 @@ static int decode_frame(AVCodecContext *avctx,
} else if (avctx->codec_tag == MKTAG('D','E','E','P')) { // IFF-DEEP
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
if (av_get_bits_per_pixel(desc) == 32)
- decode_deep_rle32(s->frame.data[0], buf, buf_size, avctx->width, avctx->height, s->frame.linesize[0]);
+ decode_deep_rle32(s->frame->data[0], buf, buf_size, avctx->width, avctx->height, s->frame->linesize[0]);
else
return unsupported(avctx);
}
@@ -833,9 +832,9 @@ static int decode_frame(AVCodecContext *avctx,
case 4:
bytestream2_init(&gb, buf, buf_size);
if (avctx->codec_tag == MKTAG('R','G','B','8'))
- decode_rgb8(&gb, s->frame.data[0], avctx->width, avctx->height, s->frame.linesize[0]);
+ decode_rgb8(&gb, s->frame->data[0], avctx->width, avctx->height, s->frame->linesize[0]);
else if (avctx->codec_tag == MKTAG('R','G','B','N'))
- decode_rgbn(&gb, s->frame.data[0], avctx->width, avctx->height, s->frame.linesize[0]);
+ decode_rgbn(&gb, s->frame->data[0], avctx->width, avctx->height, s->frame->linesize[0]);
else
return unsupported(avctx);
break;
@@ -843,7 +842,7 @@ static int decode_frame(AVCodecContext *avctx,
if (avctx->codec_tag == MKTAG('D','E','E','P')) {
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
if (av_get_bits_per_pixel(desc) == 32)
- decode_deep_tvdc32(s->frame.data[0], buf, buf_size, avctx->width, avctx->height, s->frame.linesize[0], s->tvdc);
+ decode_deep_tvdc32(s->frame->data[0], buf, buf_size, avctx->width, avctx->height, s->frame->linesize[0], s->tvdc);
else
return unsupported(avctx);
} else
@@ -853,16 +852,18 @@ static int decode_frame(AVCodecContext *avctx,
return unsupported(avctx);
}
+ if ((res = av_frame_ref(data, s->frame)) < 0)
+ return res;
+
*got_frame = 1;
- *(AVFrame*)data = s->frame;
+
return buf_size;
}
static av_cold int decode_end(AVCodecContext *avctx)
{
IffContext *s = avctx->priv_data;
- if (s->frame.data[0])
- avctx->release_buffer(avctx, &s->frame);
+ av_frame_free(&s->frame);
av_freep(&s->planebuf);
av_freep(&s->ham_buf);
av_freep(&s->ham_palbuf);
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-21 00:19:01 +0000