diff options
Diffstat (limited to 'libavcodec/ansi.c')
| -rw-r--r-- | libavcodec/ansi.c | 58 |
1 files changed, 31 insertions, 27 deletions
diff --git a/libavcodec/ansi.c b/libavcodec/ansi.c index 51339d24f9..621f095f06 100644 --- a/libavcodec/ansi.c +++ b/libavcodec/ansi.c @@ -25,6 +25,7 @@ */ #include "libavutil/common.h" +#include "libavutil/frame.h" #include "libavutil/lfg.h" #include "libavutil/xga_font_data.h" #include "avcodec.h" @@ -50,7 +51,7 @@ static const uint8_t ansi_to_cga[16] = { }; typedef struct { - AVFrame frame; + AVFrame *frame; int x; /**< x cursor position (pixels) */ int y; /**< y cursor position (pixels) */ int sx; /**< saved x cursor position (pixels) */ @@ -79,13 +80,16 @@ static av_cold int decode_init(AVCodecContext *avctx) AnsiContext *s = avctx->priv_data; avctx->pix_fmt = AV_PIX_FMT_PAL8; + s->frame = av_frame_alloc(); + if (!s->frame) + return AVERROR(ENOMEM); + /* defaults */ s->font = avpriv_vga16_font; s->font_height = 16; s->fg = DEFAULT_FG_COLOR; s->bg = DEFAULT_BG_COLOR; - avcodec_get_frame_defaults(&s->frame); if (!avctx->width || !avctx->height) avcodec_set_dimensions(avctx, 80<<3, 25<<4); @@ -119,11 +123,11 @@ static void hscroll(AVCodecContext *avctx) i = 0; for (; i < avctx->height - s->font_height; i++) - memcpy(s->frame.data[0] + i * s->frame.linesize[0], - s->frame.data[0] + (i + s->font_height) * s->frame.linesize[0], + memcpy(s->frame->data[0] + i * s->frame->linesize[0], + s->frame->data[0] + (i + s->font_height) * s->frame->linesize[0], avctx->width); for (; i < avctx->height; i++) - memset(s->frame.data[0] + i * s->frame.linesize[0], + memset(s->frame->data[0] + i * s->frame->linesize[0], DEFAULT_BG_COLOR, avctx->width); } @@ -132,7 +136,7 @@ static void erase_line(AVCodecContext * avctx, int xoffset, int xlength) AnsiContext *s = avctx->priv_data; int i; for (i = 0; i < s->font_height; i++) - memset(s->frame.data[0] + (s->y + i)*s->frame.linesize[0] + xoffset, + memset(s->frame->data[0] + (s->y + i)*s->frame->linesize[0] + xoffset, DEFAULT_BG_COLOR, xlength); } @@ -141,7 +145,7 @@ static void erase_screen(AVCodecContext *avctx) AnsiContext *s = avctx->priv_data; int i; for (i = 0; i < avctx->height; i++) - memset(s->frame.data[0] + i * s->frame.linesize[0], DEFAULT_BG_COLOR, avctx->width); + memset(s->frame->data[0] + i * s->frame->linesize[0], DEFAULT_BG_COLOR, avctx->width); s->x = s->y = 0; } @@ -162,8 +166,8 @@ static void draw_char(AVCodecContext *avctx, int c) FFSWAP(int, fg, bg); if ((s->attributes & ATTR_CONCEALED)) fg = bg; - ff_draw_pc_font(s->frame.data[0] + s->y * s->frame.linesize[0] + s->x, - s->frame.linesize[0], s->font, s->font_height, c, fg, bg); + ff_draw_pc_font(s->frame->data[0] + s->y * s->frame->linesize[0] + s->x, + s->frame->linesize[0], s->font, s->font_height, c, fg, bg); s->x += FONT_WIDTH; if (s->x >= avctx->width) { s->x = 0; @@ -240,17 +244,16 @@ static int execute_code(AVCodecContext * avctx, int c) av_log_ask_for_sample(avctx, "unsupported screen mode\n"); } if (width != avctx->width || height != avctx->height) { - if (s->frame.data[0]) - avctx->release_buffer(avctx, &s->frame); + av_frame_unref(s->frame); avcodec_set_dimensions(avctx, width, height); - ret = ff_get_buffer(avctx, &s->frame); + ret = ff_get_buffer(avctx, s->frame, AV_GET_BUFFER_FLAG_REF); if (ret < 0) { av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); return ret; } - s->frame.pict_type = AV_PICTURE_TYPE_I; - s->frame.palette_has_changed = 1; - set_palette((uint32_t *)s->frame.data[1]); + s->frame->pict_type = AV_PICTURE_TYPE_I; + s->frame->palette_has_changed = 1; + set_palette((uint32_t *)s->frame->data[1]); erase_screen(avctx); } else if (c == 'l') { erase_screen(avctx); @@ -261,13 +264,13 @@ static int execute_code(AVCodecContext * avctx, int c) case 0: erase_line(avctx, s->x, avctx->width - s->x); if (s->y < avctx->height - s->font_height) - memset(s->frame.data[0] + (s->y + s->font_height)*s->frame.linesize[0], - DEFAULT_BG_COLOR, (avctx->height - s->y - s->font_height)*s->frame.linesize[0]); + memset(s->frame->data[0] + (s->y + s->font_height)*s->frame->linesize[0], + DEFAULT_BG_COLOR, (avctx->height - s->y - s->font_height)*s->frame->linesize[0]); break; case 1: erase_line(avctx, 0, s->x); if (s->y > 0) - memset(s->frame.data[0], DEFAULT_BG_COLOR, s->y * s->frame.linesize[0]); + memset(s->frame->data[0], DEFAULT_BG_COLOR, s->y * s->frame->linesize[0]); break; case 2: erase_screen(avctx); @@ -348,20 +351,20 @@ static int decode_frame(AVCodecContext *avctx, const uint8_t *buf_end = buf+buf_size; int ret, i, count; - ret = avctx->reget_buffer(avctx, &s->frame); + ret = ff_reget_buffer(avctx, s->frame); if (ret < 0){ av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); return ret; } if (!avctx->frame_number) { for (i=0; i<avctx->height; i++) - memset(s->frame.data[0]+ i*s->frame.linesize[0], 0, avctx->width); - memset(s->frame.data[1], 0, AVPALETTE_SIZE); + memset(s->frame->data[0]+ i*s->frame->linesize[0], 0, avctx->width); + memset(s->frame->data[1], 0, AVPALETTE_SIZE); } - s->frame.pict_type = AV_PICTURE_TYPE_I; - s->frame.palette_has_changed = 1; - set_palette((uint32_t *)s->frame.data[1]); + s->frame->pict_type = AV_PICTURE_TYPE_I; + s->frame->palette_has_changed = 1; + set_palette((uint32_t *)s->frame->data[1]); if (!s->first_frame) { erase_screen(avctx); s->first_frame = 1; @@ -449,15 +452,16 @@ static int decode_frame(AVCodecContext *avctx, } *got_frame = 1; - *(AVFrame*)data = s->frame; + if ((ret = av_frame_ref(data, s->frame)) < 0) + return ret; return buf_size; } static av_cold int decode_close(AVCodecContext *avctx) { AnsiContext *s = avctx->priv_data; - if (s->frame.data[0]) - avctx->release_buffer(avctx, &s->frame); + + av_frame_free(&s->frame); return 0; } |